Search Results — 2000 specimen records retrieved (1565 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV21899  Abies concolor J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Highway 2 at east entrance to Buckhorn Campground. 2000 Comment
  POM158312  Abronia maritima M. B. Dunkle 1928-4-29 1892 Los Angeles Santa Catalina Island: Sand Beach, Little Harbor 2 Comment
  SD41428  Abronia maritima Edith A. Purer 1931-3-19 1563 Los Angeles El Segundo. Comment
  SEINET3134480  Abronia pogonantha L. C. Higgins 1974-4-11 8451 Los Angeles Hwy 18 at Los Angeles - San Bernardino county line Comment
  SBBG19181  Abronia umbellata M. A. Piehl 1963-12-7 631039 Los Angeles opposite Pyramid Head on SE tip of island 10 Comment
  SD132618  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island; China Point. Comment
  RSA0025873  Abronia umbellata Robert F. Thorne, P. Everett 1965-6-23 34934 Los Angeles Santa Catalina Island: Ben Weston Beach, W side of island. Comment
  UCD109801  Abronia umbellata Beth Greenhalgh 1993-3-19 3 Los Angeles Santa Monica Mtns., Malibu, 1/8 mi. S of Morning View Dr. on PCH. 0 Comment
  RSA651428  Acacia cultriformis L. M. Anderson 1948-2-9 s.n. Los Angeles West point mesa on campus of Cal Poly, San Dimas [Pomona]. Comment
  UCR177134  Acacia longifolia Joseph M. Keefe 2001-1-19 30946 Los Angeles Transverse Ranges; Verdugo Mts region; San Rafael Hills, south by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles 305 Comment
  RSA394172  Acer macrophyllum L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. 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
  RSA773912  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA230662  Achillea millefolium R. F. Thorne, M. Z. Thorne 1969-7-9 38557 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UC1587731  Achillea millefolium Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5102 Los Angeles above, on rd near top of e escarpment, 1400 ft nnw of the 553 ft BM Nots Pier; San Clemente Island 138 Comment
  RSA550705  Achillea millefolium var. californica Tim Ross, Annette Ross 1991-7-29 5693 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  UC1215248  Achyrachaena mollis Peter H. Raven 1962-5-9 17663 Los Angeles at s end, near head of canyon Mosquito Cove; San Clemente Island 320 Comment
  UC15559  Acmispon dendroideus var. dendroideus Dr. A. Davidson 1895-1 Los Angeles Catalina Comment
  UC864892  Acmispon dendroideus var. dendroideus Carl B. Wolf 1932-5-13 Los Angeles Santa Catalina Island. Hamilton Canyon, 100 ft above turn of road to Airport. 30 Comment
  SD92026  Acmispon dendroideus var. traskiae Reid Moran, R. Mitchel Beauchamp, T. Oberbauer 1975-8-22 22674 Los Angeles Wilson Cove, on east slope 24 Comment
  HSC98287  Acmispon grandiflorus C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Townsend Pk. Rd. off of Hwy. 99. Comment
  SBBG122465  Acmispon maritimus var. maritimus R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3243 Los Angeles Canton Cyn, NE of Lake Piru, S side of Canton Crk, above second narrows 411 Comment
  SD39828  Acmispon strigosus Edith A. Purer 1933-10-7 5592 Los Angeles El Segundo, stabilized sand dunes Comment
  SD75505  Acmispon strigosus Reid Moran 1941-2-25 610 Los Angeles Santa Catalina Island, north of Wilson's Harbor, grassy slope above the sea 49 Comment
  SBBG131910  Acourtia microcephala S. A. Junak 2000-6-30 SCa 1360 Los Angeles just E of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 289 Comment
  JEPS44779  Adenostoma fasciculatum Frank W. Peirson 1918-6-1 78 Los Angeles Mt. Wilson Toll Rd. 609 Comment
  RSA675809  Adenostoma fasciculatum LeRoy Gross 2003-3-7 760 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  UCR154617  Adenostoma fasciculatum A. C. Sanders, T. B. Salvato 2005-4-26 29757 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA0110207  Adenostoma fasciculatum var. fasciculatum Richard G. Swinney 2011-5-16 14735 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0012098  Adiantum capillus-veneris Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11692 Los Angeles 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 Conservancy reserve lands. Comment
  RSA595005  Adiantum capillus-veneris Mark L. Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-12 2356 Los Angeles Santa Catalina Island, lower Cottonwood Canyon from road to beach. 6 Comment
  RSA730068  Adiantum capillus-veneris R. G. Swinney, D. W. Larson 1999-5-29 7230 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UCR224004  Adiantum capillus-veneris Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11692 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
  LA200058  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2034 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  POM250499  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  PASA2377  Aesculus californica Frank W. Peirson 1923-6-9 Los Angeles Pine Canyon, Liebre Mts. 1188 Comment
  UCR185607  Aesculus californica A. C. Sanders 2007-4-25 33562 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR4759  Ageratina adenophora R. Oshima 1963-1 s.n. Los Angeles San Gabriel Mtns., 4 mi. up Cloverleaf Canyon Dr. above Monrovia Comment
  RSA638209  Ageratina adenophora Louis C. Wheeler 1945-5-8 6012 Los Angeles San Gabriel Mountains: Millard Canyon. 411 Comment
  RSA416420  Agoseris retrorsa Anstruther Davidson, Harpe 1906-06 1471 Los Angeles Big Rock Creek. Comment
  UC29380  Agoseris retrorsa Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Comment
  CAS-BOT-BC13417  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1990-5-17 2559 Los Angeles N side of Mt Gleason Road about the E headwaters of Gleason Canyon, about about 2 air miles E of Mt Gleason summit 1767 Comment
  RSA762418  Agrostis exarata R. G. Swinney 2008-8-13 9378 Los Angeles Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA0077386  Agrostis exarata Orlando Mistretta 1992-8-20 s.n. Los Angeles San Gabriel Mts. region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. By old ruin. Comment
  CLARK-A1528-2532  Allenrolfea occidentalis John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  RSA0095246  Allium burlewii R. G. Swinney 2011-6-7 15024 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 1585 Comment
  RSA601831  Allium burlewii Steve Boyd, Lauren Raz 1997-6-17 9944 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34 deg 41' 19.3''N 118 deg 34' 28.3''W. 1597 Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  UCR98791  Allium fimbriatum var. fimbriatum Steve Boyd, Lauren Raz 1997-5-1 9689 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, W summit of Mt. McDill (transit site 'Mint') on the divide between Maple & Letteau canyons. 1573 Comment
  CAS-BOT-BC135900  Allium haematochiton Henry J. Thompson 1959-3-27 1882 Los Angeles Saddle Peak, 0.5 mile east of peak - Santa Monica Mountains 701 Comment
  RSA214287  Allium haematochiton L. C. Wheeler 1934-3-10 2423 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  RSA652061  Allium haematochiton William Gilbert 1969-4-10 sn Los Angeles Puddingstone Dam [San Dimas], ca. 300 m SW dam runoff. Comment
Read comments
Jan 19 2011
  RSA0115708  Allium lacunosum var. davisiae Andrew C. Sanders 2008-4-10 34800 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA367090  Allium lacunosum var. davisiae Robert Kessler 1923-4-1 s.n. Los Angeles Lancaster. Comment
  RSA609266  Allophyllum divaricatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek ,off West Fork San Gabriel River. 609 Comment
  RSA72056  Allophyllum divaricatum Robert L. Dressler 1949-6-18 885 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA748072  Allophyllum divaricatum R. G. Swinney 2003-5-12 8201 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  RSA0031449  Allophyllum divaricatum Orlando Mistretta, Christine Mistretta 2008-5-16 3090 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  LA81930  Allophyllum gilioides O. H. Kappler; 1940-5-26 29 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA151507  Allophyllum glutinosum P. H. Raven 1962-5-23 17858 Los Angeles Santa Catalina Island: near Bird Park, Memorial Canyon, Avalon. 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
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  UCR192884  Allophyllum integrifolium R. G. Swinney 1998-7-8 6345 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA603079  Amaranthus albus L. C. Wheeler 1932-9-5 1346 Los Angeles San Antonio Canyon 1066 Comment
  UCR124489  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR205252  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR210239  Amaranthus albus R. G. Swinney 2008-10-20 9656 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA258358  Amaranthus albus C. W. Tilforth 1972-6-23 602 Los Angeles weeds of Santa Ana Botanic Garden, common in all areas of the garden. Comment
  UCR101198  Amaranthus caudatus L. C. Wheeler 1947-9-14 6629 Los Angeles Rio Hondo: between Rosemead Blvd. and Garvey Ave. [El Monte] 70 Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  POM721  Amaranthus deflexus I. M. Johnston 1918-8-4 2115 Los Angeles Pomona. Locally very abundant at roadside. Comment
  RSA402989  Amaranthus powellii E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  RSA155824  Amblyopappus pusillus Peter H. Raven 1962-5-22 17837 Los Angeles Santa Catalina Island, slope E of Little Harbor 46 Comment
  SBBG32084  Amblyopappus pusillus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -232 Los Angeles Indian Head Pt Comment
  CAS-BOT-BC42852  Ambrosia acanthicarpa Geo. B. Grant 1905-10-24 s.n. Los Angeles Cajon Pass Comment
Read comments
Oct 10 2020
  CAS-BOT-BC13714  Ambrosia chamissonis J. Q. Adams 1910-10-1 s.n. Los Angeles Soldier's Home Comment
  SBBG95444  Ambrosia chamissonis M. B. Dunkle 1928-4-29 1865 Los Angeles Little Harbor 1 Comment
  RSA93685  Ambrosia psilostachya F. W. Peirson 1919-11-15 1318 Los Angeles East Villa St. near Allen St. Pasadena. Comment
  UCR223105  Ambrosia salsola R. G. Swinney 2009-4-29 10613 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR281983  Ambrosia salsola R. G. Swinney 2014-4-17 16089 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
  SBBG20318  Ambrosia salsola var. salsola M. A. Piehl 1963-5-18 63308 Los Angeles foothills just N of Godde Pass 914 Comment
  SBBG70997  Amelanchier alnifolia R. Hoffmann 1929-5-19 Los Angeles below Los Angeles Recreation Park, above Big Rock Crk Comment
  JEPS45150 Image available Amelanchier utahensis Frank W. Peirson 1919-6-14 471 Los Angeles along s side Head of Rock Creek; San Gabriel Mts. 2011 Comment
  POM11550  Amelanchier utahensis Philip A. Munz 1921-6-18 4625 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  UC80626  Amorpha californica var. californica Ernest Braunton June 1902 424 Los Angeles Elysian Park Comment
  UC78281  Amsinckia Katharine Brandegee May 1889 Los Angeles San Pedro Comment
  RSA0118868  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  SFV8010  Amsinckia intermedia T. Gordon, M. H. Grayum, D. L. Koutnik, B. Pavlik 1976-5-10 1363 Los Angeles Santa Susana Mountains North slope of Oat Mountain. 976 Comment
  UC159172  Amsinckia intermedia Geo. B. Grant 1901-1 40 Los Angeles Pasadena; Pacific Coast Comment
  UC881374  Amsinckia intermedia Ira W. Clokey, B. Templeton Mar. 1929 4467 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  RSA617396  Amsinckia menziesii Scott D. White 1998-6-4 6641 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  RSA779250  Amsinckia menziesii Pam De Vries 2011-6-16 7772 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek 427 Comment
  UC1922569  Amsinckia menziesii Gary Kovnat with LeRoy Gross 2003-2-16 18 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  SEINET10455814  Amsinckia menziesii David B. Dunn 1948-3-20 Dunn 3782 Los Angeles Along roadside about 1 block W of Grand Ave on Cypress Ave, about 1 mi NE of Covine. Comment
  RSA0089906  Amsinckia menziesii var. menziesii A. C. Sanders, M. Elvin, Cathleen Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh, K. Rindlaub 2003-3-5 25716 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 335 Comment
  CAS-BOT-BC26819  Amsinckia paludosa Alice Eastwood 1906-5-31 92 Los Angeles near Bimini Baths Comment
  RSA0039135  Amsinckia retrorsa R. G. Swinney 2010-3-10 11792 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UCR187236  Amsinckia retrorsa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32206 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  SBBG63562  Amsinckia tessellata R. Hoffmann 1927-6-8 Los Angeles near Sandberg's Comment
  UCR264877  Amsinckia tessellata var. tessellata Mitch Provance, Callen Huff 2009-4-28 10667 Los Angeles Tehachapi Mountians, Steep slopes about 0.4 miles E of Gorman and 0.2 mi N of Hwy I-5 1255 Comment
  RSA654267  Anagallis arvensis Monica Acosta 1998-5-26 28 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  JEPS40583  Ancistrocarphus filagineus W. L. Jepson 1939-4-21 19237 Los Angeles near Yucca Grove; Mohave Desert, Antelope Valley, Neenach School 914 Comment
  CATA3458  Andropogon glomeratus var. scabriglumis Benjamin J. Dion, Stuart Olshevski 2017-7-17 039 Los Angeles Santa Catalina Island: Pacific Side; in drainage east of Palisades in Sage Canyon watershed 223 Comment
  LA33352  Andropogon glomeratus var. scabriglumis Peter H. Raven; 1959-10-25 14702 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  SD230129  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  UC29460  Anisocoma acaulis A. Davidson 1894-5-10 Los Angeles Antelope Valley Comment
  UCSB6330  Anisocoma acaulis Kraebel, C. 1928-1 Los Angeles Ridge Route Burn Comment
Read comments
Dec 21 2014
  POM354867  Antirrhinum multiflorum Christopher Davidson, B. Gustafson 1975-6-24 2874 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78, in a small side canyon running SW. 686 Comment
  RSA135187  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles Triunfo Canyon. Santa Monica Mountains. 259 Comment
  RSA309627  Antirrhinum multiflorum Walter Wisura 1983-8-30 3927 Los Angeles San Antonio Canyon, below tunnels, in gravels near bottom of canyon Comment
  UCR12243  Antirrhinum multiflorum Art Whistler 1966-6-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Corral Canyon Road, 5 mi from intersection with the Coastal Hwy near Malibu Comment
  UCR213779  Antirrhinum multiflorum Scott D. White, Justin M. Wood 2009-5-6 12651 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, dirt road between Cogswell Dam and fill slope on the south side of Cogswell Reservoir 808 Comment
  UCR273273  Antirrhinum multiflorum R. G. Swinney 2011-7-7 15453 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0110760  Antirrhinum nuttallianum Steven A. Junak 1998-6-13 SCa- 738 Los Angeles Santa Catalina Island. Just W of beach at Little Harbor. 49 Comment
  UC457214  Antirrhinum nuttallianum subsp. subsessile Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  RSA470377  Apiastrum angustifolium Louis Greata 1901-03 s.n. Los Angeles near Eaton Canon Comment
  UCR177733  Apocynum cannabinum LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles Transverse Ranges; Verdugo Mountains region, 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
  RSA0091101  Aquilegia formosa R. G. Swinney 2011-8-17 15649 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  SDSU21068  Aquilegia formosa Ian Cain, Natasha Bartely 2010-6-23 1537 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  UC10164  Arabis pulchra Dr. A. Davidson 1909-5-10 Los Angeles Lancaster Comment
  CAS-BOT-BC128636  Arbutus menziesii L. Street 1918-5-19 s.n. Los Angeles Mt. Wilson's Trail 914 Comment
  UCR202694  Arceuthobium californicum R. G. Swinney 2001-8-11 8044 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-BC102201  Arctium lappa Alice Eastwood 1915-8-25 4209 Los Angeles Duarte Comment
  RSA276090  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
  RSA626751  Arctostaphylos glandulosa Jon E. Keeley 1978-2-25 7045 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  RSA626779  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20491 a Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626677  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22076 Los Angeles Crystal Lake Recreation Area. San Gabriel Mtns. 1770 Comment
  RSA626817  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20206 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  CAS-BOT-BC39346  Arctostaphylos glauca Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  RSA631429  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15985 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631517  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15665 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631569  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15998 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631632  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15834 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SBBG17088  Arctostaphylos glauca K. A. Wilson 1961-3-11 989 Los Angeles San Francisquito Cyn, 1.5 mi S of Green Valley (Spunky Cyn Rd). Comment
  SBBG54045  Arctostaphylos glauca K. R. Montgomery, T. W. Strid 1973-3-22 73 -3 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  SD52454  Arctostaphylos glauca Benjamin C. Stone Oct 1952 190 Los Angeles San Gabriel Mtns., San Dimas Canyon 609 Comment
  UCR258857  Arctostaphylos glauca R. G. Swinney 2010-5-19 12809 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA634729  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20519 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634743  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20613 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634834  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22056 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634846  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20526 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635112  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20418 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
  RSA635166  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22018 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635173  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20586 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  CAS-BOT-BC42172  Arctostaphylos patula John Thomas Howell 1947-7-18 23419 Los Angeles Blue Ridge, San Gabriel Mts. Comment
  RSA639163  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 1999-9-14 645 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  UCR223196  Arctostaphylos patula R. G. Swinney 2009-7-22 11303 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  OBI78705  Argemone munita Jill M. Bushakra, John Bushakra 2001-6-2 117 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
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Mar 23 2015
  RSA105993  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2114 Los Angeles Mt. Wilson observatory road, 2.5 miles from observatory. 1524 Comment
  RSA434330  Argemone rotundata Bonnie C. Templeton 1932-7-21 5017 Los Angeles Prairie Fork San Gabriel River, near Big Pines Park Comment
  SBBG80497  Aristida adscensionis S. A. Junak 1978-4-16 SCa 38 Los Angeles S side of Cherry Cove along rd 45 Comment
  SBBG62486  Artemisia R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  CHSC20918  Artemisia californica Robert A. Schlising 1971-10-19 3002 Los Angeles Lopez Canyon, north of Pacoima. Comment
  UCR143127  Artemisia californica Louis Greata 1900-9-2 s.n. Los Angeles Southern Coast, near Inglewood 61 Comment
  SBBG130722  Artemisia douglasiana S. A. Junak 2000-7-1 SCa 1372 Los Angeles Cape Cyn Rd, upper Cape Cyn 304 Comment
  POM289341  Artemisia douglasiana Arthur L. Cohen 1934-8-2 498 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  CAS-BOT-BC93869  Artemisia dracunculus D. E. Breedlove 1961-8-4 927 Los Angeles On creek-bank at Peavine Campground on Big Pines Highway 2 miles northwest of State Highway 2; San Gabriel Mountains 1828 Comment
  SFV6949  Artemisia dracunculus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 626 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UCR190277  Artemisia dracunculus R. G. Swinney 1998-8-1 6612 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  RSA417320  Artemisia dracunculus G. J. Hollenberg 1928-7-24 s.n. Los Angeles Near El Segundo. Comment
  SBBG62518  Artemisia ludoviciana R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  CAS-BOT-BC97330  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  RSA594293  Arundo donax L. C. Wheeler 1967-7-30 10246 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  SFV10926  Asclepias californica M. L. Vincent 1963-4-25 318 Los Angeles Santa Monica Mountains Mulholland Highway, 1.5 miles west of Cornell Road. Roadside on dry embankment. Comment
  RSA132235  Asclepias eriocarpa Gale Sphon 1959-7-4 390 Los Angeles Picnic area, Angeles Crest Highway. 1982 Comment
  RSA653894  Asphodelus fistulosus Valerie L. Soza, Laura Moore 2000-5-10 825 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. 579 Comment
  RSA686307  Aspidotis californica May N. Ackley 1992-1 36 Los Angeles Verdugo Hills 274 Comment
  POM307090  Aspidotis californica Henry J. Ramsey, Henry J. Ramsey 1939-1-1 1965 Los Angeles Eaton Canyon, Altadena. Comment
  SEINET11168772 Image available Asplenium bulbiferum Unknown 1988-10-23 Los Angeles Long Beach Comment
  CAS-BOT-BC68757  Asplenium vespertinum Munz; Street; Williams 1919-4-5 2454 Los Angeles Puddingstone Canyon, San Dimas Comment
  RSA93738  Aster lanceolatus F. W. Peirson 1908-5-22 2589 Los Angeles Bixby Ranch near Long Beach. Comment
  UC205379  Astragalus bicristatus I. M. Johnston 1917-8-24 1656 Los Angeles Prairie Fork San Gabriel River , Prairie Fork San Gabriel River (San Antonio Mountains) 1676 Comment
  IRVC26362  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26050 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  UCR155371  Astragalus didymocarpus A. C. Sanders 2005-5-5 29919 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR194142  Astragalus didymocarpus A. C. Sanders 2008-4-25 35109 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  RSA90161  Astragalus didymocarpus var. dispermus F. W. Peirson 1929-5-11 398 Los Angeles Arraster Creek, north slope of San Gabriel Mtns. 854 Comment
  RSA495628  Astragalus douglasii var. douglasii S. Zona 1989-6-28 327 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  CATA3392  Astragalus gambelianus Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 082 Los Angeles Santa Catalina Island: Lower Middle Canyon, 284 m east of Ben Weston Beach trailhead from Middle Ranch Rd. 131 Comment
  SBBG44507  Astragalus lentiginosus R. Hoffmann 1930-4-29 Los Angeles Lancaster 711 Comment
  RSA112062  Astragalus lentiginosus var. albifolius H. D. Ripley, R. C. Barneby 1944-3-16 5859 Los Angeles North of Lancaster. 716 Comment
  SFV6462  Astragalus lentiginosus var. variabilis T. Gordon, W. C. Willig, K. A. Wilson 1974-4-28 215 Los Angeles Mojave Desert Lancaster Blvd. 5 miles south of Rosamond. 710 Comment
  RSA718027  Astragalus leucolobus R. G. Swinney 1996-5-27 4746 Los Angeles NW of Wrightwood, c. 200 m N of Hwy. 2 at Mountain High Ski Resort, east runway. 11S MJ-3E, 0N 2073 Comment
  CAS-BOT-BC192820  Astragalus pomonensis Ernest Braunton 1902-4-29 257 Los Angeles North Pomona Comment
  RSA557854  Astragalus preussii var. laxiflorus D. Charlton 1992-5-13 s.n. Los Angeles 100 yards north of the South Base well fields water tower, Edwards AFB 701 Comment
  RSA0073385  Astragalus purshii Mitch Provance, Callen Huff 2009-4-28 10716 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  SEINET948675  Astragalus purshii Carl B. Wolf 1937-1 8743 Los Angeles Tehachapi Mountains., 1 mi, so. of Tejon Pass on Hungry Valley Road. 1280 Comment
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Jan 9 2019
  SBBG39232  Astragalus trichopodus var. lonchus R. Moran 1941-2-23 640 Los Angeles NW of Wilson's Harbor [Emerald Cove], vicinity of Johnson's Landing 30 Comment
  RSA110207  Astragalus trichopodus var. phoxus H. D. Ripley, R. C. Barneby 1944-4-30 s.n. Los Angeles Clay bank along Tujunga Wash, Sunland Comment
  RSA592017  Atriplex Mark Hoefs 1973-4-15 188 Los Angeles Ben Weston Beach, Santa Catalina Island. 8 Comment
  RSA534125  Atriplex californica T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5089 Los Angeles San Clemente Island: eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and1350 ft. NW of the mouth of Larkspur Canyon 144 Comment
  RSA452437  Atriplex canescens Chris Henne 1944-4-20 s.n. Los Angeles Lovejoy Buttes, Antelope Valley Comment
  OBI70694  Atriplex canescens subsp. canescens Louis C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mts. Caldwell Lake Comment
  SBBG65414  Atriplex canescens var. canescens R. Hoffmann 1927-9-23 Los Angeles Mint Cyn Comment
  UCR94677  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13986 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA188194  Atriplex coulteri R. F. Thorne, P. Everett 1965-6-23 34980 Los Angeles Santa Catalina Island. Hay Press Reservoir 411 Comment
  POM213099  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC180948  Atriplex nummularia Carl B. Wolf 1931-12-30 2633 Los Angeles Playa del Rey 30 Comment
  LA210080  Atriplex nummularia Philip A. Munz; 1932-8-31 12817 Los Angeles Playa del Rey Comment
  RSA65385  Atriplex pacifica F. W. Peirson 1923-4-11 3461 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  LA105584  Atriplex semibaccata Barry A. Prigge; 1989-5-10 8709 Los Angeles Santa Monica Mountains, Point Dume, above Dume Cove 45 Comment
  POM645  Atriplex serenana Daniel J. Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica, near seashore. Comment
  RSA127443  Atriplex serenana P. H. Raven, H. J. Thompson 1959-10-14 14619 Los Angeles Malibu Junction. 267 Comment
  RSA478428  Atriplex serenana L. C. Wheeler 1932-9-4 1315 Los Angeles La Verne, Palomares St. between D and E Streets. 305 Comment
  SEINET3860089  Atriplex suberecta R. G. Swinney 2009-3-16 10128 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, 400 m NW of River Bike Path parking lot at Hwy 39.; 0 227 Comment
  CATA341  Atriplex watsonii Mark L. Hoefs 1973-7-20 382 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  RSA0119757  Avena barbata R. G. Swinney 2014-5-27 16669 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA582050  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UCR255846  Avena barbata R. G. Swinney 2010-5-4 12481 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
  UCR271756  Avena barbata R. G. Swinney 2011-3-26 14232 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA618983  Azolla filiculoides LeRoy Gross 1998-9-20 69 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UC812938  Azolla filiculoides P. A. Munz May 1921 4554 Los Angeles hills s of San Dimas Comment
  CAS-BOT-BC98731  Baccharis douglasii D. E. Breedlove 1961-9-24 1288 Los Angeles Middle Ranch Canyon, 1/2 mi. above Ben Weston Beach; Santa Catalina Island 60 Comment
  SBBG128358  Baccharis glutinosa B. E. Carter, J. Clark, E. Baniaga 2012-7-24 6898 Los Angeles Toyon Bay, upper border of developed area with buildings 24 Comment
  SBBG45084  Baccharis glutinosa L. C. Wheeler 1933-10-7 2165 Los Angeles Live Oak Cyn 701 Comment
  UCR127384  Baccharis glutinosa A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25525 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA706910  Baccharis pilularis Gary D. Wallace, M. Wallace 1985-3-2 2176 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  LA31672  Baccharis plummerae Peter H. Raven; Henry J. Thompson 1958-10-11 13749 A Los Angeles 426 Comment
  CAS-BOT-BC106753  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  SBBG39528  Baccharis salicifolia L. S. Rose 1969-12-30 69117 Los Angeles Franklin Cyn 213 Comment
  UCR200148  Baccharis salicifolia Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 802 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  JEPS26374  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles summit of Liebre Mountain Liebre Mountain 1638 Comment
  CAS-BOT-BC75745  Berberis nevinii Carl B. Wolf 1927-7-27 682 Los Angeles About one-half mile south of San Fernando. Comment
  CAS-BOT-BC75764  Berberis nevinii Reid Moran 1941-5-17 865 Los Angeles Floor of San Fernando Valley, east of San Fernando. Comment
  SEINET10757249  Bidens pilosa David B. Dunn 1941-2-23 Dunn 692 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  RSA367324  Bloomeria crocea var. crocea Geo L. Moxley 1915-5-9 320 Los Angeles East of Occidental College Comment
  RSA165709  Bloomeria crocea var. montana Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Pine Canyon west of Lake Hughes 1067 Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
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Feb 15 2016
  RSA0082830  Boechera pulchra R. G. Swinney 2010-5-19 12785 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0129466  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCSB46470  Boechera pulchra Chieffo, Scott 1983-5-19 Los Angeles Near Hungry Valley Road offramp; north of Interstate 5 914 Comment
  UCD170976  Boechera repanda R. G. Swinney 1998-7-14 6444 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail. 2247 Comment
  CAS-BOT-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  UC934018  Boechera sparsiflora H. L. Cogswell 1951-6-8 114 Los Angeles w side Bell Canyon; San Gabriel Mountains; coordinates continue: Sec. F6-7, Plot 5 853 Comment
  CHSC88886  Boykinia rotundifolia G. Blosser 2004-6-17 6 Los Angeles San Gabriel Mountains: Sheep Mountain Wilderness within Angeles National Forest. Within a tributary of Cow Canyon drainage located 200 meters south of Canyon Truck Trail. 1290 Comment
  RSA0022978  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-24 5230 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UC1117452  Brachypodium distachyon Peter H. Raven 1962-5-20 17771 Los Angeles road above Pebbly Beach (Santa Catalina Island); Santa Catalina Island 60 Comment
  RSA0043290  Brassica campestris Robin J. Tausch 1963-2-24 s.n. Los Angeles Field north side Ventura Blvd., Encino. 243 Comment
  RSA0066329  Brassica nigra K. Dobry 1991-6-13 d- 725 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SFV5500  Brassica rapa W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  RSA654728  Brassica rapa var. rapa Scott Lowe 1991-5-20 42 Los Angeles San Gabriel River Channel, about 150 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  POM310369  Brickellia californica Margaret Hardinge 1945-10-14 168 Los Angeles San Antonio Canyon. San Gabriel Mt. Range 1829 Comment
  SFV14725  Brickellia californica J. C. Dittes, P. Dittes 1989-10-28 17 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. 0.5 miles up river from highway. 640 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-BC106135  Brickellia nevinii Frank W. Peirson 1921-10-22 2599 Los Angeles Head of Eaton Canyon [Canon] - San Gabriel Mts. 1645 Comment
  JEPS22869  Brickellia nevinii Rimo Bacigalupi with Reino Alava 1958-7-21 6444 Los Angeles above canyon of Arroyo Seco (along Angeles Crest Highway (Calif. Hwy 2), San Gabriel Mountains); San Gabriel Mountains, Angeles Crest Highway (Calif. Hwy. 2) 944 Comment
  SD211540  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains; San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road (Azusa) 548 Comment
  RSA0021440  Brodiaea capitata Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA177698  Brodiaea jolonensis Robert F. Thorne, Percy C. Everett 1965-5-12 34625 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  POM296913A  Bromus Lyman Benson 1945-5-21 11723 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  UCR187063  Bromus arenarius A. C. Sanders 2006-5-16 32364 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  SD69503  Bromus arizonicus Robert F. Thorne 1966-4-4 35789 Los Angeles Santa Catalina Island; Bird Rock, N of the Isthmus Cove. 7 Comment
  SD90600  Bromus arizonicus Robert F. Thorne 1966-4-16 36024 Los Angeles San Clemente Island, above Wilson Cove, NE end of the island. 29 Comment
  LA14245  Bromus arizonicus Marjorie Bowler; 1937-11-11 99 Los Angeles Culver City below National Blvd Comment
  RSA199174  Bromus carinatus R. F. Thorne, D. Propst 1968-5-29 37692 Los Angeles Santa Catalina Island: upper Cape Canyon below reservoir 305 Comment
  UCR150710  Bromus carinatus R. G. Swinney 1999-6-21 7346 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR65256  Bromus carinatus F. R. Fosberg 1931-4-14 S- 04608 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  UC934048  Bromus carinatus var. carinatus H. L. Cogswell 1951-5-8 97 b Los Angeles 2/3 mi n of San Dimas Foothill Co. Park (base of San Gabriel Mountains, plot 2); San Gabriel Mountains Comment
  CATA1510  Bromus catharticus Mark L. Hoefs, Steven A. Junak 1996-7-9 2723 Los Angeles Santa Catalina Island: By bunkhouse at Middle Ranch, Middle Canyon 207 Comment
  UC1584716  Bromus catharticus Tim Ross, Annette Ross 1991-6-3 5546 Los Angeles Elephant Hill, West Pomona Elephant Hill; , West Pomona 274 Comment
  UCR214662  Bromus catharticus A. C. Sanders, Dan S. Cooper 2010-4-30 38133 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0036300  Bromus diandrus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6976 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA276042  Bromus diandrus Jack Delaini 1974-4-25 134 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Near San Dimas Creek at mouth of canyon. 366 Comment
  RSA591905  Bromus diandrus L. C. Wheeler 1967-5-8 9311 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA599354  Bromus diandrus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  SD31217  Bromus diandrus Edith A. Purer 1931-4-28 1766 Los Angeles Palos Verdes Hills; near roadside Comment
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Jul 11 2010
  UC816365  Bromus diandrus Joseph Andorfer Ewan IV 1933 10929 Los Angeles Santa Monica Mountains, Higgins Canyon Higgins Canyon; Santa Monica Mountains, Higgins Canyon Comment
  UCSB68614  Bromus diandrus Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2002-3-21 Los Angeles Los Angeles Basin; Verdugo Mtns Region; SW side, S of La Tuna Canyon Rd, at end of Morning Glow Way; Burbank 7.5 Quad (T2N R14W S28) 411 Comment
  UCR126854  Bromus grandis A. C. Sanders, Mark A. Elvin 2003-6-18 26960 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 Comment
  RSA0088113  Bromus hordeaceus R. G. Swinney 2010-4-1 12168 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SBBG12187  Bromus hordeaceus P. H. Raven 1962-4-9 17159 Los Angeles near barracks, Wilson Cove 60 Comment
  UCSB339  Bromus hordeaceus B., K. 1943-3-31 Los Angeles Lysimeters at Tanbark Flat, San Dimas Experimental Forest; San Gabriel Mtns 822 Comment
  SBBG131720  Bromus madritensis S. A. Junak 1999-5-22 SCa 1002 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  UCR106056  Bromus madritensis subsp. madritensis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  POM363935  Bromus rubens F. McCulloch 1931-4-1 s.n. Los Angeles Palos Verdes. Comment
  RSA668293  Bromus rubens Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 99 Los Angeles San Clemente Island. Comment
  RSA713245  Bromus rubens LeRoy Gross 2005-5-3 2226 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, than back to 34.47336N, 117.86053W. 1085 Comment
  SBBG98487  Bromus rubens T. Ross 1991-5-22 5470 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 83 Comment
  SFV21042  Bromus sterilis L. Gross, V. Soza 2001-6-6 441 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon in more or less shady, damp area in dry canyon bed. 427 Comment
  UCD33245  Bromus tectorum Beecher Crampton 1967-5-22 7953 Los Angeles Los Angeles County, 15 iles north of Castaic, US Hwy. 99, Angeles Natl. forest, oak flat campground area. 853 Comment
  UCD59863  Bromus tectorum Daryl Koutnik 1978-3-23 132 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  CDA5375  Buddleja saligna T. C. Fuller 1966-9-27 15215 Los Angeles Adjacent to power sub-station, east side of Rambla Pacifico Road, Santa Monica Mountains, 0.3 mile north of Malibu Sea Lion, Malibu. 0 Comment
  UCR138132  Calandrinia ciliata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  UCR150660  Calandrinia ciliata var. menziesii James Henrickson 1985-3-30 19760 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  HSC1292  Calocedrus decurrens C. E. Fellows 1965-9-7 154 Los Angeles 15 mi. past Charlton Flats info. station on Mt. Wilson Rd. 1677 Comment
  RSA0062625  Calocedrus decurrens R. G. Swinney 2010-9-9 13761 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  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
  RSA746564  Calochortus Orlando Mistretta 1992-5-21 s.n Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA377240  Calochortus albus Robert L. Dressler 1949-6-18 874 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  POM220018  Calochortus catalinae F. R. Fosberg 1932-5-6 8167 Los Angeles North [of] Avalon, Santa Catalina Island. 50 Comment
  RSA377301  Calochortus catalinae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Ridge W. of Mandeville Canyon, [Santa Monica Mountains] 400 Comment
  SBBG927  Calochortus clavatus H. and M. Dearing 1940-4-29 4235 Los Angeles Vale Verde Rd near Castaic Jct Comment
  RSA641373  Calochortus clavatus var. gracilis Orlando Mistretta 1995-6-23 1838 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1814 Comment
  RSA17063  Calochortus invenustus Carl B. Wolf 1936-5-27 7854 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  RSA0046921  Calochortus kennedyi var. kennedyi Gary D. Wallace, Ann Hiller 1983-5-18 2042 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  CAS-BOT-BC132487  Calochortus plummerae Marcus E. Jones 1926-6-2 s.n. Los Angeles Claremont Comment
  SBBG124397  Calochortus plummerae A. Parikh, N. Gale 2010-6-19 3350 Los Angeles Upper Big Tujunga Cyn, 0.7 km WNW of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1273 Comment
  UCR139007  Calochortus splendens L. C. Wheeler 1947-6-13 6516 Los Angeles San Gabriel Mountains, mesa south of San Antonio Canyon [near San Bernardino Co. line] Comment
  CAS-BOT-BC493416  Calochortus splendens Louis C. Wheeler 1934-4-27 2570 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  UCR162204  Calystegia Anuja Parikh, Nathan Gale 2004-7-1 2075 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  RSA584968  Calystegia longipes T. S. Ross 1990-6-1 2760 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA0093054  Calystegia macrostegia subsp. arida Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14336 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  UCR219446  Calystegia macrostegia subsp. arida R. G. Swinney 2009-3-28 10200 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA177832  Calystegia macrostegia subsp. macrostegia R. F. Thorne, P. C. Everett, K. Thorne 1965-5-10 34466 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  RSA660480  Calystegia macrostegia subsp. macrostegia Ian Thompson 1997-3-22 42 Los Angeles Cal Poly Pomona Ecological Reserve, West facing slope East of Culvert canyon . Comment
  LA200377  Calystegia soldanella C. L. Hogue; 1954-5-15 sn Los Angeles coast, off Roosevelt Hwy 101, near Sequit Point 0 Comment
  UCR150468  Camissonia R. G. Swinney 1999-6-21 7373 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  IRVC26465  Camissonia bistorta A. C. Sanders, Mark Elvin, et al. 2003-3-4 25699 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA0081307  Camissonia bistorta R. G. Swinney 2010-3-24 12071 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR259960  Camissonia bistorta R. G. Swinney 2010-3-18 11987 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
  CSUSB169  Camissonia bistorta Heather Hanson 1966-4-10 Los Angeles Ten yards west of St. Francis Church in Palos Verdes Estates. 60 Comment
  RSA0085330  Camissonia californica R. G. Swinney 2010-4-1 12165 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA660439  Camissonia californica Orlando Mistretta 1992-6-17 578 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA570282  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4958 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SEINET7063571  Camissonia campestris subsp. campestris A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  RSA454036  Camissonia cheiranthifolia subsp. suffruticosa Barbara Hutchison 1941-4-26 20505 Los Angeles El Segundo. Comment
  RSA454044  Camissonia cheiranthifolia subsp. suffruticosa Robert Gustafson 1980-7-9 1805 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  RSA145184B  Camissonia claviformis subsp. claviformis E. G. Linsley, J. W. MacSwain 1959-4-5 59 -67 Los Angeles Mojave Desert, Little Rock Comment
  RSA248831  Camissonia guadalupensis subsp. clementina Robert F. Thorne 1973-4-11 42878 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA448978  Camissonia hirtella Sarah G. Kemp 1931-7-12 s.n. Los Angeles Mt. Wilson Comment
  UCR199957  Camissonia ignota Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1158 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  RSA188090  Camissonia robusta Robert F. Thorne, P. Everett 1965-6-23 34946 Los Angeles Santa Catalina Island: Ben Weston Beach, W side of island. Along dry sandy bed of stream behind beach. Comment
  RSA507528  Camissonia strigulosa Louis C. Wheeler 1967-5-18 9644 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  JEPS33752  Camissonia strigulosa I. W. Clokey and B. C. Templeton 1930-4-8 4671 Los Angeles San Fernando Rd 300 Comment
  SBBG17800  Camissoniopsis cheiranthifolia P. H. Raven 1962-5-8 17627 Los Angeles W side of island opposite Wilson Cove 30 Comment
  UC20436  Camissoniopsis cheiranthifolia subsp. suffruticosa J. H. Barber 1897-1-25 24 Los Angeles So. Santa Monica Comment
  SFV15349  Camissoniopsis confusa J. C. Dittes, D. Stolp 1990-4-1 67 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UC874053  Camissoniopsis hirtella P. A. Munz, R. D. Harwood 1920-4-21 3692 Los Angeles San Dimas Canyon 457 Comment
  JEPS31794  Camissoniopsis hirtella F. W. Peirson 1918-5-26 128 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  UCR124976  Cannabis sativa B. C. Templeton 1953-7-3 6818 Los Angeles Los Angeles Comment
  SBBG128315  Capsella bursa-pastoris M. L. Hoefs 1991-4-8 1083 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  UC10288  Capsella bursa-pastoris Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  SEINET10851795  Capsicum annuum Heidi H. Schmidt, M. R. Weed 1999-1 Los Angeles Comment
  UC10415  Cardamine californica J. H. Barber 1897-3-21 80 Los Angeles Sepulveda Canyon Sepulveda Canyon (Southern California) Comment
  UC1595296  Cardamine oligosperma Tim Ross 1991-3-10 4213 Los Angeles e side RSA (Bernard Field Station, e side Rancho Santa Ana Botanic Garden); Claremont, Bernard Field Station, e side Rancho Santa Ana 391 Comment
  POM16374  Cardaria draba Grethe Markedahl 1923-3-12 s.n. Los Angeles Near Long Beach Comment
  RSA441731  Cardionema ramosissimum I. M. Johnston 1917-6-10 1268 Los Angeles Near Mesmer. Comment
  RSA674714  Carduus pycnocephalus Scott D. White, P. De Vries 2000-5-18 7911 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR200214  Carduus pycnocephalus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side'', Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near archery station off main road. 366 Comment
  UCR262470  Carduus pycnocephalus Esther Chuang 2013-4-7 40 Los Angeles Walnut, along trail between houses near 21755 Buckskin Dr. 244 Comment
  UCR277000  Carex R. G. Swinney 2010-9-30 13896 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
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Sep 12 2018
  UCR277389  Carex R. G. Swinney 2011-10-13 15783 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
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Sep 12 2018
  CAS-BOT-BC17681  Carex alma Timothy S. Ross; J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains. Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. 682 Comment
  RSA364586B  Carex alma Robin S. Collins 1973-4-30 253 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, near light duty road which leads to beginning of pack trail. 610 Comment
  SEINET3167055  Carex alma G. B. Grant 138 -a Los Angeles Pasadena Comment
  RSA228999  Carex alma Robert F. Thorne, C. W. Tilforth 1971-6-30 40836 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along & above S Fork of Little Rock Creek 1433 Comment
  RSA669141  Carex alma LeRoy Gross 2002-6-24 546 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  SEINET11629422  Carex alma C. V. Braun 1975-1 144 Los Angeles 1.4 mi N NW of Drinkwater Reservoir, San Francisquito Canyon Comment
  SEINET6044720  Carex alma Unknown 1946-5-19 6223 Los Angeles San Gabriel Mountains. Lower Rincon. San Gabriel Canyon. Comment
  SEINET7552637 Image available Carex bolanderi Louis C. Wheler 1954-9-1 7083 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  UCR138842  Carex jonesii L. C. Wheeler 1966-8-21 8823 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  CAS-BOT-BC31778  Carex mesochorea Frank W. Peirson 1929-5-10 a.n. Los Angeles Introduced in a lawn in Pasadena Comment
  RSA0102545  Carex multicaulis Richard G. Swinney 2011-6-7 15103 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UC219291  Carex triquetra P. A. Munz, R. D. Harwood 1920-4-21 3711 Los Angeles San Dimas Canyon 457 Comment
  SFV1129  Carpobrotus chilensis K. A. Wilson 1961-3-12 1003 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  UCR202521  Castilleja R. G. Swinney 2005-8-15 8478 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
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Jul 28 2021
  RSA716667  Castilleja affinis Scott D. White, Pam De Vries 2006-5-10 11450 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA425901  Castilleja affinis subsp. affinis Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 412 Comment
  LA32207  Castilleja exserta subsp. venusta Peter H. Raven; 1959-4-4 13970 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, just behind point. 15 Comment
  POM21383  Castilleja foliolosa George B. Grant 1901-6-9 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA400537  Castilleja foliolosa F. R. Fosberg 1931-4-7 S- 4499 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  RSA578107  Castilleja foliolosa Tim S. Ross, Steve D. Boyd 1994-5-31 7693 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 m NNW of Warm Springs Mountain summit 854 Comment
  SBBG17967  Castilleja foliolosa E. R. Blakley 1963-4-9 5561 Los Angeles Pebbly Beach, S of Avalon 15 Comment
  SBBG51265  Castilleja foliolosa J. Doty 1969-5-16 Los Angeles Elizabeth Lake Cyn, 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Jct 396 Comment
  SFV3333  Castilleja foliolosa K. A. Wilson 1961-3-11 988 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  POM219211  Castilleja foliolosa Louis C. Wheeler 1932-4-29 663 Los Angeles Thompson Wash 2 mi. NE La Verne. 373 Comment
  UCSB43770  Castilleja foliolosa Nakashima, L. 1982-4-18 Los Angeles 1.3 miles south of Catalina airfield in Cottonwood Canyon; on Santa Catalina Island 396 Comment
  RSA505071  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, Chilao Flats campground. Comment
  RSA585938  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2641 Los Angeles Mt. Gleason Area: North-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody canyon 1250 Comment
  RSA239497  Castilleja grisea E. R. Blakley 1963-12-8 6396 Los Angeles San Clemente Island: canyon head above Mosquito Cove and between Triangulation Points Malo and Chenity 305 Comment
  UC103538  Castilleja grisea T. S. Brandegee 1894-8-24 Los Angeles San Clemente Island Comment
  RSA0110789  Castilleja miniata Richard G. Swinney 2010-9-30 13919 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR194577  Castilleja miniata R. G. Swinney 1998-7-29 6536 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  SFV16497  Castilleja miniata K. Tajbakhsh 1996-4-13 15 Los Angeles California Channel Islands Santa Catalina Island. Fisherman's Bay. 500 m outside of USC Marine Research Station. On north facing slope high from roadside. Comment
  RSA0013592  Castilleja minor Orlando Mistretta, Christine Mistretta 2011-6-30 5780 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  SD215667  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs 1157 Comment
  RSA0086403  Caulanthus amplexicaulis var. amplexicaulis R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38871 Los Angeles Angeles National Forest: 0.6 mile SSE of Dawson's Saddle 2393 Comment
  SBBG70254  Caulanthus cooperi R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CAS-BOT-BC38467  Caulanthus coulteri Timothy S. Ross 1995-4-26 8382 Los Angeles Liebre Mountains. West end of Liebre Mountain along FS Road 7N23. 1341 Comment
  JEPS79871  Caulanthus coulteri I. W. Clokey, B. Templeton 1930-4-8 4611 Los Angeles n Elizabeth Lake (Hillside); n of Elizabeth Lake 800 Comment
  UC1126947  Caulanthus coulteri A. D. Gifford 1935-3-6 443 Los Angeles 2-8/10 mi sw Red Mtn; Tejon Quad., Angeles National Forest Comment
  UC56736  Caulanthus coulteri H. M. Hall May 1-3, 1902 3060 Los Angeles vicinity Elizabeth Lake; Antelope Valley, vicinity Elizabeth Lake 1066 Comment
  CAS-BOT-BC39566  Caulanthus major LeRoy Abrams; E. A. McGregor 1908-7-3 590 Los Angeles San Gabriel Mountains. North Baldy Mountain. Rock Creek Canyon. 1524 Comment
  CAS-BOT-BC47949  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  CATA52  Ceanothus arboreus Mark L. Hoefs, A. Douglas Propst 1973-3-3 31 Los Angeles Santa Catalina Island: West side of Mt. Black Jack 411 Comment
  RSA213331  Ceanothus arboreus Reid V. Moran 1941-2-23 607 Los Angeles Santa Catalina Island. Ridge between Johnson's Valley and Howland's Valley 122 Comment
  UC449688  Ceanothus arboreus I. J. Condit 1908-6-29 40 Los Angeles Cataline Island Comment
  UCR189827  Ceanothus cordulatus R. G. Swinney 1998-9-4 6900 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA398861  Ceanothus crassifolius L. E. Hoffman 1932-3-8 16303 Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA581011  Ceanothus crassifolius Jamie Kneitel 1994-4-28 38 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  CAS-BOT-BC48869  Ceanothus cuneatus Le Roy Abrams; E. A. McGregor 1908-6-20 410 Los Angeles Liebre Mountains, near Elizabeth Lake Comment
  UCR126886  Ceanothus cuneatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26198 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA609273  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  RSA647310  Ceanothus integerrimus Marion P. Harthill 1971-3-28 118 Los Angeles Cold Spring Dam, CA. Comment
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Jun 1 2015
  UCR204895  Ceanothus leucodermis R. G. Swinney 2008-4-1 8600 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  UCR223748  Ceanothus leucodermis R. G. Swinney 2009-6-24 11228 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  UCR270089  Ceanothus leucodermis R. G. Swinney 2011-4-9 14364 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
  UCR271183  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR277404  Ceanothus leucodermis R. G. Swinney 2010-8-23 13576 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CAS-BOT-BC83796  Ceanothus megacarpus D. O. Burge; S. Ratay 2007-3-25 814 b Los Angeles Santa Catalina Island 460 Comment
  RSA127429  Ceanothus megacarpus H. J. Thompson 1959-2-23 1853 Los Angeles Latigo Canyon road, 1.5 miles SE of Mulholland Hwy, W slope of Castro Peak 610 Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
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Feb 9 2017
  SBBG94261  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 4796 Los Angeles Cape Cyn 240 Comment
  CAS-BOT-BC51432  Ceanothus megacarpus var. megacarpus Henry J. Thompson 1959-3-22 1867 Los Angeles 1 mile North of Tapia Park, Las Virgenes Road, North of Malibu Canyon 213 Comment
  SBBG131130  Ceanothus megacarpus var. megacarpus S. A. Junak 1999-5-21 SCa 995 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  UC1070894  Ceanothus megacarpus var. megacarpus F. H. Raymond 1930-1-9 21 Los Angeles Trances Canyon Truinfo Pass quad. 457 Comment
  CHSC8452  Ceanothus oliganthus Edward Laidlaw Smith 1958-2-20 327 Los Angeles San Gabriel Mt. Range, Cobal Creek drainage area. 609 Comment
  SJSU10883  Ceanothus perplexans H. E. Sebring 1956-4-29 241 Los Angeles near Llano, Antelope Valley Comment
  RSA226007  Centaurium exaltatum Robert F. Thorne 1971-6-29 40694 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  RSA601141  Centaurium venustum Louis C. Wheeler 1946-5-26 6214 Los Angeles San Gabriel Wash, 1/2 mi. south of Arrow Highway. Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  SD69472  Cerastium glomeratum Robert F. Thorne 1966-4-4 35759 Los Angeles Santa Catalina Island; southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  JEPS45576  Cercocarpus Frank W. Peirson 1918-5-26 79 Los Angeles Summit of Mount Wilson Comment
  UCR153558  Cercocarpus betuloides A. C. Sanders 2005-5-11 30188 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  SEINET11914801  Cercocarpus betuloides H. W. Graham 1927-1 9- 9 -26 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, near Los Angeles Comment
  RSA453269  Cercocarpus betuloides var. betuloides Kenneth A. Wilson 1962-5-12 1278 Los Angeles Canyon with the public campgrounds leading to Devil's Punchbowl Park Comment
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Oct 29 2014
  SD60419  Cercocarpus betuloides var. betuloides Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island. Bullrush Canyon, about opposite ranch in Middle Canyon. 213 Comment
  RSA187660  Cercocarpus betuloides var. blancheae Robert F. Thorne 1966-9-16 36721 Los Angeles Santa Catalina Island. Near terminus of Renton Mine Rd.; upper end of Pebbly Beach Canyon 274 Comment
  UC1971390  Cercocarpus ledifolius Louis C. Wheeler 1946-8-25 6236 Los Angeles San Gabriel Mountains; northerly end Pine Flats. Comment
  CAS-BOT-BC279510  Chaenactis artemisiifolia W. R. Dudley 1900-7-1 s.n. Los Angeles Mount Lowe Comment
  RSA003818  Chaenactis artemisiifolia Fay A. MacFadden 1930-4-30 1540 Los Angeles Verdugo Mountains: Tuna Canyon. 335 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
  UC1922885  Chaenactis artemisiifolia Valerie Soza, Bill Hogshead 2003-4-23 1636 Los Angeles Transverse Ranges; Verdugo Mountains; Brand Park, Brand Canyon 457 Comment
  UC30979  Chaenactis artemisiifolia J. H. Barber 1897-1-1 312 Los Angeles Santa Monica Canon Comment
  SBBG15751  Chaenactis fremontii W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  UCR132318  Chaenactis glabriuscula John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA351737  Chaenactis glabriuscula var. glabriuscula Gale Sphon 1955-4-16 s.n. Los Angeles Gorman; junction of highways 99 and 138. Comment
  UCR271969  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-31 14905 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA0037299  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  UCR260091  Chaenactis stevioides Mitch Provance, Callen Huff 2009-4-29 10702 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  RSA70547  Chamaesyce albomarginata F. W. Peirson 1919-2-16 2038 Los Angeles Point Fermin. Comment
  POM2681  Chamaesyce melanadenia O. Kenney 1893-2-25 s.n. Los Angeles Dry soil, collected near Pasadena Comment
  SBBG67759  Chamaesyce polycarpa M. M. Rice -Dec-1927 345 Los Angeles Hollywood Hills 243 Comment
  RSA641505  Cheilanthes covillei L. C. Wheeler 1967-8-25 10537 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  RSA640938  Cheilanthes covillei L. C. Wheeler 1967-8-9 10407 Los Angeles San Gabriel Mts., Angeles National Forest: SE side Mt. Waterman, headwaters of Little Bear Creek 2286 Comment
  UCR205542  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36908 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  RSA0114180  Chenopodium album Steven A. Junak 2000-6-30 SCa- 1355 Los Angeles Santa Catalina Island. At upper end of Little Harbor, near camp area, campground (N end). 8 Comment
  SEINET10858602  Chenopodium ambrosioides Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2516 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  UCR280508  Chenopodium berlandieri R. G. Swinney 2014-5-13 16497 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCR124871  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Glendale 183 Comment
  RSA0082591  Chenopodium californicum R. G. Swinney 2010-6-1 13087 A Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA478482  Chenopodium californicum Ora M. Clark 1929-4-30 1899 Los Angeles W. Lancaster Comment
  RSA725115  Chenopodium californicum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -69 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
  UC1136400  Chenopodium californicum Jerome S. Horton 1936-4-17 287 Los Angeles old road n Flume #10; Pomona Quadrangle, Monroe Watershed, Monroe Canyon 609 Comment
  RSA592224  Chenopodium californicum L. C. Wheeler 1967-4-30 9232 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR132651  Chenopodium leptophyllum Sharon Dougherty 1997-9-18 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  SD107892  Chenopodium macrospermum Robert F. Thorne, D. Propst 1974-9-12 45096 Los Angeles Santa Catalina Island: Desiccated margin of Thomson Reservoir in coastal sage scrub. 214 Comment
  CAS-BOT-BC184881  Chloris virgata Steven A. Junak 1990-11-9 SCI- 143 Los Angeles San Clemente Island. North end of island, just southeast of passenger terminal building at airfield. 60 Comment
  IRVC26980  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26059 Los Angeles Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  UCR155359  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR190452  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  POM351982  Chrysothamnus nauseosus subsp. hololeucus Norman C. Cooper 1943-11-20 973 Los Angeles Lancaster. Mojave Desert 762 Comment
  RSA600677  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  RSA587966  Chrysothamnus teretifolius Orlando Mistretta 1992-5-4 261 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  SDSU3768  Cirsium brevistylum H. Wedberg 1966-4-3 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  LA88558  Cirsium occidentale var. californicum O. H. Kappler; 1941-6-15 308 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA188187  Cirsium occidentale var. compactum R. F. Thorne, Everett 1965-6-22 34893 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  POM6111  Cirsium occidentale var. occidentale J. Potter 1909-6-6 s.n. Los Angeles Claremont. Comment
  POM6123  Cirsium occidentale var. occidentale P. A. Munz 1918-5-16 2249 Los Angeles Claremont. Comment
  RSA738053  Cirsium occidentale var. occidentale Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  SFV21104  Cirsium occidentale var. occidentale L. Gross, L. Moore 2000-6-5 216 Los Angeles Verdugo Mountains Bottom of Brand Canyon, a short distance above the cemetary. 350 Comment
  CDA7422  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  CDA19691  Cissus antarctica Adams 2001-10-9 PDR 067746 Los Angeles Southern California; Caltrans yard between 710 and 1st in the vicinity of East Los Angeles. 0 Comment
  SBBG113122  Cistanthe maritima S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 37 Los Angeles above W end of beach at Little Harbor 12 Comment
  POM175347  Cistanthe monandra E. Crow 1930-6-29 s.n. Los Angeles One mile below Crystal Lake Comment
  RSA191133  Cistanthe monandra R. F. Thorne, M. Z. Thorne 1967-6-25 37092 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA719025  Cistanthe monandra R. G. Swinney 1998-4-14 5977 Los Angeles 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
  RSA466630  Cistanthe monosperma Anstruther Davidson 1915-7-1 s.n. Los Angeles San Antonio Comment
  OBI70985  Cistus ladanifer Steve Boyd, Lauren Raz 1997-5-1 9691 Los Angeles Liebre Mts region: SierraPelona Ridge E of San Francisquito Canyon and S of Leona Valley, along the leona Divide truck trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon Comment
  SDSU21257  Clarkia affinis S. H. Bullock 1968-5-22 146 Los Angeles Claremont, n. side of Foothill Blvd. at Harvard Ave. 366 Comment
  POM153231  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Beverly Hills. 250 Comment
  UCR124430  Clarkia bottae I. W. Clokey, B. C. Templeton 1929-1 4534 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC1211093  Clarkia epilobioides Huron H. Smith 1912-5-31 5065 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  UCD104510  Clarkia epilobioides Daryl Koutnik 1978-5-2 452 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  RSA0021295  Clarkia purpurea Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5090 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SBBG60329  Clarkia purpurea subsp. purpurea Anstruther Davidson 1895-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC163702  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1959-5-9 14166 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 304 Comment
  RSA162765  Clarkia purpurea subsp. quadrivulnera J. D. Olmsted 1958-4-26 119 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  RSA764299  Clarkia purpurea subsp. quadrivulnera Doris Bowers 1967-7-19 432 Los Angeles Topanga Canyon, Santa Monica Mts. 305 Comment
  SD69600  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, P. Everett 1965-5-10 Los Angeles Near upper end of Gallagher Canyon. Santa Catalina Island 427 Comment
  RSA240684  Clarkia similis Donald R. Bissing 1973-5-18 86 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  RSA704359  Claytonia Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1928 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  RSA580452  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd 1994-5-11 7813 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA0110808  Claytonia parviflora subsp. parviflora Richard G. Swinney 2011-4-28 14536 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  RSA598892  Claytonia parviflora subsp. parviflora Steve Boyd, Timothy S. Ross 1997-3-21 9208 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  LA33788  Claytonia perfoliata Henry J. Thompson; 1959-4-19 1934 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  SBBG31339  Claytonia perfoliata subsp. mexicana R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  SEINET13386995 Image available Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-1 15035 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  UC852088  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4526 Los Angeles Mandeville Canyon; Santa Monica Mountains 365 Comment
  RSA0040209  Claytonia perfoliata subsp. mexicana Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  RSA466689  Claytonia perfoliata subsp. mexicana F. H. Elmore 418 Los Angeles San Clemente Island. Comment
  SBBG52914  Claytonia perfoliata subsp. perfoliata F. C. Boutin 1967-4-23 1676 Los Angeles Lemon Tank, dump site 304 Comment
  SEINET3159170  Clematis lasiantha G. B. Grant 1904-5-17 194 Los Angeles Mt. Wilson near Pasadena Comment
  CAS-BOT-BC92814  Clematis pauciflora George B. Grant 1904-5-14 6261 Los Angeles Glendora. Comment
  CAS-BOT-BC423112  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  RSA408275  Collinsia heterophylla Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  POM7650  Collinsia heterophylla H. M. Hall 1902-05 3259 Los Angeles Sierra Santa Monica. Comment
  RSA0117324  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-4-30 9628 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA0117358  Collinsia parryi Scott D. White, Kent Hughes 2000-5-16 7850 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA0117315  Collinsia parviflora Steve D. Boyd, Lauren Raz 1997-5-1 9674 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
  SBBG118593  Collinsia parviflora J. Henrickson 2000-4-15 20704 Los Angeles ca. 1 mi SE of Newhall in Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, ca. 0.5 mi E of St Hwy 14; near T3N, R15W, N edge of S 7 457 Comment
  UCR271483  Collinsia parviflora R. G. Swinney 2011-5-3 14570 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA470545  Conium maculatum Alice Jane Merritt 1893-6-15 s.n. Los Angeles 23 St. Los Angeles Comment
  CDA37737  Convolvulus arvensis Kenneth Stephens 1958-6-16 s.n. Los Angeles Antelope Valley. 0 Comment
  SD134470  Convolvulus peirsonii Craig Reiser 1990-5-16 Los Angeles Ritter Ranch, Palmdale Comment
  UCR159704  Conyza canadensis Orlando Mistretta 1992-9-14 805 Los Angeles Transverse Ranges, San Gabriel Mtns: North Fork Saddle. North Fork Management Unit, Tujunga Ranger District Comment
  POM355837  Conyza canadensis D. A. Young 1969-5-26 p 499 Los Angeles Along Brea Canyon Road, 3 miles from Orange county line 274 Comment
  UCR223302  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET3146395  Coreopsis bigelovii E. K. Balls, Lenz, LW 1950-3-28 14463 Los Angeles 1 mi. E of jct. of Hwys. 99 & 138, just S of Gorman 1158 Comment
  UCR187118  Coreopsis bigelovii A. C. Sanders 2006-4-10 31986 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  CDA1015  Coreopsis gigantea D. G. Kelch 1991-3-17 1326 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  LA205796  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  POM294282  Corethrogyne filaginifolia Lyman Benson 1945-9-26 11862 Los Angeles Claremont, Pomona Valley. 366 Comment
  POM356116  Corethrogyne filaginifolia B. C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  SEINET13387001 Image available Corethrogyne filaginifolia R. G. Swinney 2011-1 15899 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 (Azusa 7.5' Q.) 649 Comment
  UC1119253  Corethrogyne filaginifolia P. L. Johannsen 1934-2-8 266 Los Angeles 1/8 mi e Saugus; Santa Susana Quadrangle Comment
  SEINET7836962 Image available Corethrogyne filaginifolia J. H. Barber Unknown 291 Los Angeles Santa Monica Forestry Station Comment
  RSA191642  Corethrogyne filaginifolia var. filaginifolia R. F. Thorne, M. Z. Thorne 1966-8-29 36601 Los Angeles Inspiration Lookout along Angeles Crest Hwy near junction with road to Blue Ridge Camp 2255 Comment
  UC21510  Cornus glabrata Blanche Trask June, 1890 Los Angeles Santa Catalina Isl., Avalon Comment
  RSA188487  Cornus sericea subsp. sericea R. F. Thorne, John Olmstead 1965-8-26 35422 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  RSA675011  Cotoneaster pannosus LeRoy Gross 2003-2-22 750 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CAS-BOT-BC287266  Cotula australis Elizabeth McClintock 1961-11-25 s.n. Los Angeles Northridge, NW part of San Fernando Valley Comment
  LA211076  Cotula australis Arthur C. Gibson; 2010-1-10 5278 Los Angeles Hollywood Hills, Griffith Park, along road near parking lot of Travel Town. Comment
  CAS-BOT-BC427740  Crassula connata Le Roy Abrams 1899-3-1 247 Los Angeles Ballona Harbor Comment
  POM142927  Crassula connata L. R. Abrams 1901-04 1208 Los Angeles Ballona Harbor Comment
  RSA670203  Crassula connata Joseph M. Keefe 2001-3-16 31101 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR216881  Crassula connata R. G. Swinney 2009-3-13 10109 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
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Feb 15 2011
  RSA0045233  Crassula connata var. connata R. G. Swinney 2010-3-11 11870 Los Angeles flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash 348 Comment
  SBBG13517  Crossosoma californicum P. H. Raven 1962-5-20 17785 Los Angeles Lyonothamnus Grove above White's Landing on Airport Rd 426 Comment
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Jun 14 2012
  LA201911  Croton californicus Arthur C. Gibson; 2003-6-14 4980 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor Comment
  UC73443  Croton californicus E. D. Palmer May 1903 Los Angeles Claremont Comment
  UCR215155  Croton californicus Kimberly Doughty, Darran Doughty 2008-5-24 40 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  SEINET5628202 Image available Croton californicus Mary B. Fallass 1923-1 3431 Los Angeles foot hills around Los Angeles Calif Comment
  SD262231  Cryptantha R. G. Swinney 2009-6-8 11072 Los Angeles Transverse Range: San Gabriel Mtns; Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 1/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
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Feb 19 2020
  RSA639271  Cryptantha barbigera R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54962 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  POM368339  Cryptantha circumscissa N. C. Cooper 1948-4-21 2725 Los Angeles Little Rock. 762 Comment
  RSA579326  Cryptantha circumscissa T. S. Ross 1994-5-31 7971 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  RSA79610  Cryptantha circumscissa F. W. Peirson 1933-5-13 10667 Los Angeles Lovejoy Buttes, SW Mojave Desert. Comment
  SBBG41181  Cryptantha circumscissa J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  UCD119611  Cryptantha circumscissa Steve Mason 1993-5-1 27 Los Angeles Sufur Springs Road, 200 feet up road from Angeles Creek Highway, restroom parking lot to left on edge of slope looking down at Angeles Crest Highway. 1798 Comment
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Dec 9 2014
  CAS-BOT-BC189517  Cryptantha circumscissa var. circumscissa G. B. Grant 1906-6-20 6691 Los Angeles Summit, Mount Wilson Comment
  RSA0031369  Cryptantha clevelandii R. F. Thorne 1966-4-5 35850 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA599278  Cryptantha decipiens Steve Boyd, Lauren Raz 1997-3-31 9414 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR280418  Cryptantha decipiens Onkar Singh 2014-3-18 4376 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  CATA699  Cryptantha intermedia Mark L. Hoefs 1991-5-3 1194 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG97013  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4424 Los Angeles Bryce Cyn near Malo Pt Comment
  SBBG98090  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5132 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  SBBG98661  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5175 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SFV15332  Cryptantha intermedia J. C. Dittes, D. Stolp 1990-3-10 40 Los Angeles San Gabriel Mountains Riverbed of Big Tujunga River, 1 mile upstream of the flood control reservoir. 732 Comment
  UCR120622  Cryptantha intermedia Steve Boyd, T. S. Ross 1988-4-28 2223 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR126251  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR251876  Cryptantha intermedia Victoria M. Woods, David G. Cook 2014-5-10 27 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail at Baldy Mtn. Rd turnoff 1043 Comment
  RSA535741  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles San Clemente Island, lower Tota Canyon, middle of island, eastern escarpment. 67 Comment
  RSA0075635  Cryptantha intermedia var. johnstonii L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA0116516  Cryptantha juniperensis Timothy S Ross, Steve Boyd 1994-5-25 7950 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit. 1061 Comment
  LA47629  Cryptantha microstachys Henry J. Thompson; 1960-5-14 3065 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  SBBG119296  Cryptantha microstachys V. Soza, K. Hughes 1999-6-17 538 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  UCR191742  Cryptantha microstachys A. C. Sanders 2008-4-23 35093 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA660823  Cryptantha microstachys LeRoy Gross 2001-5-6 384 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  RSA0034449  Cryptantha muricata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  SEINET5641793  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UC153565  Cryptantha muricata LeRoy Abrams 1902-6-17 2555 Los Angeles Sepulveda canyon Santa Monica Mountains Comment
  UCR141104  Cryptantha muricata R. F. Thorne 1971-4-25 41333 Los Angeles San Gabriel Mountains, Johnson's Pasture north of Claremont 610 Comment
  UCR258494  Cryptantha muricata R. G. Swinney 2010-5-29 13017 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA0079374  Cryptantha muricata var. jonesii T. S. Ross, Steve D. Boyd 1990-5-17 2585 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  RSA802348  Cryptantha muricata var. muricata Orlando Mistretta, Cher Batchelor 2011-7-26 5983 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  SBBG24810  Cryptantha muricata var. muricata R. N. Philbrick 1965-5-20 B 65 -1176 Los Angeles 1 mi E of Agua Dulce Rd and ca. 1 mi S of Antelope Valley Freeway 701 Comment
  RSA594674  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR259198  Cryptantha nevadensis var. rigida Mitch Provance, Callen Huff 2009-4-29 10699 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR95525  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  UCR151341  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 891 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCR177785  Cryptantha pterocarya var. purpusii LeRoy Gross 2005-4-28 2161 a 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
  POM369136  Cryptantha similis Robert Gustafson, Gary D. Wallace 1982-4-26 2521 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  RSA0011525  Cryptantha simulans Orlando Mistretta, Christine Mistretta 2011-6-23 5726 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA650978  Cryptantha utahensis Marion P. Harthill 1977-3-19 s.n. Los Angeles Zzyzx. 304 Comment
  SEINET10625756  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3844 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10938304  Cupressus pygmaea Leila M. Shultz 1981-4-9 Shultz 4919 Los Angeles Rancho Ana Botanic Garden, Claremont, cultivated, native plants. Closed pine forest and northern coastal coniferus forest. 300 Comment
  UCSB4989  Cuscuta californica Wedberg, H. 1958-7-15 Los Angeles On Mulholland highway between Topanga Canyon and Beverly Glen, Santa Monica Mtns. Comment
  SEINET12277952  Cuscuta ceanothi J. F. Bright, Wyman, C. 1931-1 5706 Los Angeles Hollywood 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
  RSA0042387  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 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
  RSA714989  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 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
  UC57100  Cyperus niger Ernest Braunton Aug 1902 654 Los Angeles Oak Knoll Comment
  UCR194087  Cyperus niger A. C. Sanders, Dan S. Cooper 2008-1-11 34416 Los Angeles South Coast; Los Angeles Basin, Long Beach, El Dorado Park, near 605 Fwy, Willow St. and the San Gabriel River 1 Comment
  POM1345  Cyperus niger var. capitatus I. M. Johnston 1916-11-19 s.n. Los Angeles Claremont. 365 Comment
  RSA0031744  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-20 3165 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  RSA0113911  Dactylis glomerata Steven A. Junak 1999-4-23 SCa- 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 524 Comment
  RSA511000  Dalea mollis R. F. Thorne, Gary D. Wallace 1973-4-24 43455 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UCR194013A  Datisca glomerata R. G. Swinney 1998-8-17 6776 Los Angeles San Gabriel Mtns., side canyon along Heaton Flat Trail, c. 1/4 mile east of trailhead at Heaton Flat in San Gabriel Canyon 732 Comment
  RSA77419  Datisca glomerata F. W. Peirson 1904-8-28 122 Los Angeles Little Santa Anita Canyon, south base of San Gabriel Mts. Comment
  CATA3095  Datura wrightii Amy Catalano 2016-5-5 098 Los Angeles Santa Catalina Island: Airport Road in Fox Country, south of Exclosure 2A 418 Comment
  RSA647954  Datura wrightii Michelle Manolovitz, Brian Manolovitz 1992-5-19 25 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  RSA661085  Daucus pusillus Orlando Mistretta 1992-4-5 195 Los Angeles Guds, San Clemente Island. Comment
  SBBG96677  Deinandra clementina S. Boyd with T. Ross, L. Arnseth 1990-4-7 4272 Los Angeles lower half of China Cyn, W side; sand dunes at cyn mouth Comment
  CATA29  Deinandra fasciculata USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 12 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  UC625063  Deinandra fasciculata F. R. Fosberg 1931-5-21 S 4930 Los Angeles Parson's Landing Santa Catalina Island (grassy hillside facing ocean) 20 Comment
  SBBG61011  Deinandra kelloggii M. N. Ackley -May-1926 241 Los Angeles Eagle Rock 213 Comment
  SEINET3148750  Delairea odorata G. B. Grant 1905-1-15 1194 Los Angeles Pasadena Comment
  RSA607714  Delphinium cardinale Louis C. Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, 1/4 mile south of Arrow Highway. Comment
  SBBG27163  Delphinium cardinale I. W. Clokey, B. Templeton -Aug-1929 4601 Los Angeles Mandeville Cyn 300 Comment
  SEINET244159  Delphinium cardinale A. C. Sanders 2003-5-26 26840 Los Angeles long abondoned 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
  RSA0029742  Delphinium glaucum Robert F. Thorne 1971-8-25 41259 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA781235  Delphinium parishii R. G. Swinney 2009-5-13 10787 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UCR222746  Delphinium parishii R. G. Swinney 2009-4-29 10571 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SBBG71718  Delphinium parishii subsp. pallidum R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  JEPS60620  Delphinium parishii subsp. parishii Frank W. Peirson 1919-5-10 419 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  RSA600075  Delphinium parishii subsp. parishii Steve Boyd, Lauren Raz 1997-5-20 9830 Los Angeles Liebre Mountains region: ''Radio Tower Summit'' of Liebre Mountain on the divide between Horse Camp Canyon and Castaic Creek drainages. 1756 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
  UCR256585  Delphinium parishii subsp. parishii Anuja Parikh, Nathan Gale 2011-6-6 3415 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.5 km west of State Hwy 14, 2.1 km SW of California Aqueduct 1142 Comment
  CAS-BOT-BC7963  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-23 9675 Los Angeles San Gabriel Mountains: Ravine immediately southwest of the mouth of Bear Canyon, off Soledad Canyon 640 Comment
  CHSC95341  Delphinium parryi LeRoy Gross; Valerie Soza 2001-6-6 437 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down (north) the road from the crest. 488 Comment
  PASA2539  Delphinium parryi Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA398740  Delphinium parryi Tisdale 1929-5-20 s.n. Los Angeles Mulhalland highway Comment
  CAS-BOT-BC116271  Delphinium parryi subsp. parryi J. Ewan 1930-5-30 2249 Los Angeles Santa Monica Mts. 304 Comment
  POM199734  Delphinium patens subsp. hepaticoideum I. W. Clokey 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA199041  Delphinium patens subsp. hepaticoideum W. M. Gauntt 1966-4-16 158 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  CAS-BOT-BC82816  Dendromecon harfordii Reid Moran 1941-2-25 613 Los Angeles Above creek, Johnson's Valley, Santa Catalina Island. Comment
  UC1369833  Dendromecon harfordii Robert F. Thorne and D. Propst 1968-5-29 37695 Los Angeles n slope Black Jack Mt. (at upper end Swain's Canyon toward Echo Lake); Santa Catalina Island 396 Comment
  LA200720  Dendromecon rigida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] Comment
  RSA600779  Dendromecon rigida Louis C. Wheeler 1962-6-30 8156 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA753984  Dendromecon rigida Unspecified 670422 Los Angeles Angeles National Forest Upper Big Tujunga Wash. 1067 Comment
  RSA65829  Descurainia incana subsp. viscosa F. W. Peirson 1921-6-19 2467 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 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
  UCR197792  Descurainia sophia Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 33 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR255755  Descurainia sophia R. G. Swinney 2010-5-12 12720 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
  POM409  Dicentra chrysantha J. F. Illingworth 1898-04 6 Los Angeles Claremont. 366 Comment
  UC3242  Dichelostemma capitatum Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR141158  Dichelostemma capitatum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  SDSU11652  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common of grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island. Comment
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Oct 13 2011
  LA21935  Dichelostemma capitatum subsp. capitatum M. Zaitlin; 1951-2-17 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  POM199690  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SEINET8472339  Dichelostemma capitatum subsp. capitatum N. J. Hartke 1953-4-1 8 Los Angeles Ganesha Hills, Pomona. Comment
  CAS-BOT-BC224615  Dichondra occidentalis Robert F. Thorne; P. Everett 1965-6-24 35020 Los Angeles Santa Catalina Island: Rancho Escondido, Escondido Canyon 213 Comment
  CATA676  Dichondra occidentalis Mark L. Hoefs 1991-4-23 1167 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  LA103301  Dichondra occidentalis Barry A. Prigge; 1986-3-19 6936 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 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
  POM122555  Dicoria canescens subsp. hispidula Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  UCR270241  Diospyros lotus R. G. Swinney 2011-6-30 15395 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CAS-BOT-BC150864  Diplacus puniceus Alice Eastwood 1917-7-20 6502 Los Angeles Santa Catalina Island Comment
  SBBG128324  Diplacus puniceus M. L. Hoefs 1994-7-18 1884 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  RSA0120553  Distichlis littoralis R. F. Thorne, P. Everett 1965-5-11 34535 Los Angeles Inside Ballast Point on E side of Catalina Harbor, Santa Catalina Island. Comment
  SBBG12194  Distichlis spicata E. R. Blakley 1961-9-23 4723 Los Angeles Ballast Pt, Catalina Harbor Comment
  UCR275017  Distichlis spicata Michael Honer, Rachel Woodard 2006-4-18 2196 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  RSA124711  Dodecatheon clevelandii subsp. clevelandii E. K. Balls, Percy C. Everett, R. J. Shaw 1958-1-8 22849 Los Angeles 4 mi. n. of Claremont, sw. of San Antonio Dam. 579 Comment
  UC440365  Dodecatheon clevelandii subsp. clevelandii Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon (Southern California) Comment
  RSA655621  Dodecatheon clevelandii subsp. clevelandii D. E. Bramlet 1976-4-16 62 Los Angeles California State Polytechnic University campus. Found on a slope of Box Canyon. 93 Comment
  UC1001484  Dodecatheon clevelandii subsp. clevelandii H. J. Thompson 1948-3-5 1047 Los Angeles just e Pomona College (Claremont, at foot of San Gabriel Mountains); foot of San Gabriel Mountains, Claremont 304 Comment
  SD69664  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, D. Propst, R. Rollins, R. Carolin 1967-3-18 36745 Los Angeles Santa Catalina Island; grassy slope above lower end Bulrush Canyon 244 Comment
  RSA461355  Dodecatheon clevelandii subsp. insulare J. A. Powell 1928-4-4 s.n. Los Angeles Santa Catalina Island. Near mountain top. Comment
  JEPS22779  Dodecatheon redolens Rimo Bacigalupi with Reino Alava 1958-7-20 6436 Los Angeles one-half mi se Dawson Saddle (headwaters of Dorr Canyon, in gully on n slopes of Throop Peak, along Angeles Crest Highway (Calif. No. 2), San Gabriel Mts.); San Gabriel Mts., headwaters of Dorr Canyon 2377 Comment
  POM3628  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UCR192897  Dodecatheon redolens R. G. Swinney 1999-8-14 7631 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  RSA228952  Draba corrugata var. corrugata R. F. Thorne 1971-8-25 41286 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  UC465843  Drosanthemum floribundum R. L. Pendleton 1909-7-2 1352 Los Angeles Road e of Avalon (Santa Catalina Island); Santa Catalina Island 6 Comment
  UCR152470  Drosanthemum floribundum A. C. Sanders, Lee Jones 2005-4-8 29359 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA628805  Drymocallis glandulosa var. glandulosa Scott D. White, David E. Bramlet 1998-6-29 6834 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA590593  Drymocallis glandulosa var. glandulosa Tim S. Ross, W. Appleby 1993-5-20 7194 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 963 Comment
  CAS-BOT-BC67937  Dryopteris arguta Timothy S. Ross; Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains - Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  LA200094  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2026 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA741025  Dryopteris arguta Justin M. Wood, Brandy Wood 2009-1-2 275 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  UCR276963  Dryopteris arguta R. G. Swinney 2010-6-8 13236 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA650210  Dryopteris arguta Brinkerhoff 1949-2-2 s.n. Los Angeles Below Cal Poly, San Dimas. 182 Comment
  RSA657965  Dryopteris arguta Christopher Vellema 2001-2-4 111 Los Angeles City of Glendale. Dead Horse Canyon, one quarter mile from Greenbriar Street. 30 feet up the NW facing stream bank. 354 Comment
  RSA693701  Dryopteris arguta Albert J. Perkins 1912-12-22 s.n. Los Angeles Big Santa Anita Canyon, Sierra Madre Comment
  CAS-BOT-BC428120  Dudleya cymosa subsp. cymosa K. Nakai 1980-5-25 608 Los Angeles Santa Monica Mountains, Arroyo Sequit in UCLA-NLWRS Reserve next to Camp JCA (Jewish Community Association) ca. 2.5 km south of junction of Mulholland Hwy. and Little Sycamore Rd. on Mulholland Hwy. 209 Comment
  LA210119  Dudleya cymosa subsp. ovatifolia K. Nakai; 1980-5-25 607 Los Angeles Santa Monica Mountains, Encinal Canyon, On Calif. Hwy 23 between Potrero Rd. and Carlisle Rd. across Lake Eleanor 300.0 Comment
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Mar 25 2014
  LA90336  Dudleya cymosa subsp. ovatifolia Peter H. Raven; Henry J. Thompson 1960-7-17 15555 A Los Angeles Santa Monica Mountains, Malibu Creek, along Malibu Creek canyon about 2 mi. above ocean 91 Comment
  RSA587043  Dudleya cymosa subsp. pumila Orlando Mistretta 1994-5-10 1694 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West Fork. 1585 Comment
  UC1015411  Dudleya hassei Reid Moran 1941-2-28 659 Los Angeles Wilsons Cove Santa Catalina Island Comment
  LA200386  Dudleya lanceolata Kei Nakai; 1980-5-25 609 Los Angeles 274 Comment
  UCR116938  Dudleya lanceolata A. C. Sanders, D. Malueg 2001-5-17 24353 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  UCR238637  Dudleya lanceolata Anuja Parikh, Nathan Gale 2010-6-30 3379 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Peak, 0.8 km ESE of the summit, [Upper Clamshell Truck Trail]1.7 km N of White Saddle 1250 Comment
  RSA397770  Dudleya lanceolata Elizabeth A. White 1928-04 s.n. Los Angeles El Segundo Comment
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Jun 14 2012
  RSA423506  Dudleya lanceolata Kessler 1930-1 s.n. Los Angeles Fish Canyon Comment
  POM1581  Dudleya multicaulis I. M. Johnston 1917-05 1290 Los Angeles Mts. North of Claremont Johnston's Pasture. 609 Comment
  RSA233583  Dudleya virens subsp. hassei R. F. Thorne 1970-3-6 s.n. Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  SDSU5743  Dudleya virens subsp. hassei Jim Dice, Michael Donoghue & Terry Martin 1983-5-20 347 Los Angeles Santa Catalina Island, Hamilton Cove, on slope above road to beach, ca. 0.25 km. northwest of Lower Windsock. 61 Comment
  UCR259382  Dysphania botrys R. G. Swinney 2010-4-20 12279 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCD98760  Dysphania botrys Louis C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains, Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  RSA0034930  Echinochloa P. R. Brown 1970-10-5 s.n. Los Angeles Lower end of Canon de Lana. Pierce College Nature Center. Comment
  PASA1876  Echinocystis macrocarpa Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA760599  Eclipta prostrata R. G. Swinney 2008-12-4 9946 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR210530  Eclipta prostrata R. G. Swinney 2008-12-4 9946 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  SBBG54053  Ehrendorferia chrysantha K. R. Montgomery, T. W. Strid 1973-5-19 73 -83 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  RSA736232  Ehrharta longiflora Scott D. White, Justin M. Wood 2008-5-8 11943 Los Angeles SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights 305 Comment
  UCR187244  Eleocharis A. C. Sanders 2006-5-16 32333 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  CAS-BOT-BC113282  Eleocharis parishii John Thomas Howell 1947-7-18 23432 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  PASA615  Eleocharis parishii Frank W. Peirson 1930-5-31 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  RSA597508  Eleocharis parishii L. C. Wheeler 1961-6-9 7847 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA723494  Eleusine coracana subsp. africana R. E. Riefner 2006-10-2 6 -464 Los Angeles Near Griffith Park, E bank of Los Angeles River, River Ride Stables, ca. 0.5 mi S of Colorado St. 120 Comment
  POM266898  Eleusine indica J. C. Roos 1942-10-1 1735 Los Angeles Los Angeles. Comment
  CAS-BOT-BC227504  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA729101  Elymus elymoides R. G. Swinney 1999-7-5 7504 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  SEINET10929852  Elymus elymoides Adolph D. E. Elmer Elmer 3749 Los Angeles Lancaster. Comment
  RSA702264  Elymus glaucus Steve Boyd, Amber Maurice 2004-5-18 11325 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  CAS-BOT-BC206755  Elymus glaucus subsp. glaucus Geo. B. Grant 1902-5-18 s.n. Los Angeles Los Angeles Comment
  UCR256598  Elymus glaucus subsp. glaucus Anuja Parikh, Nathan Gale 2011-6-28 3522 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just south of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  RSA0011222  Elymus glaucus subsp. glaucus A. J. Cook 1900-5-22 119 Los Angeles Canyon near Claremont Comment
  RSA0080726  Elymus glaucus var. glaucus R. G. Swinney 2010-9-9 13756 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
  UC1133047  Elymus multisetus H. A. Jensen 1933-5-18 302 Los Angeles opposite mouth of Aliso Canyon; Tujunga Quadrangle Comment
  SBBG56898  Elymus stebbinsii M. N. Ackley 1929-5-26 Los Angeles San Dimas Cyn 457 Comment
  JEPS8609  Emmenanthe penduliflora Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4197 Los Angeles 7.7 mi above Little Tujunga Canyon road junction with State Highway 118 (slide along Little Tujunga Canyon road); San Gabriel Mountains 822 Comment
  RSA498201  Emmenanthe penduliflora A. M. Johnson 1938-5-20 4306 Los Angeles South side Foothill Blvd, west of bridge. Fish Canyon Wash Comment
  SD260253  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles San Gabriel Mountains/Western Mojave Desert Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Nat. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 mi. due W of Mt Emma Rd. 1335 Comment
  UCR186777  Emmenanthe penduliflora A. C. Sanders 2006-5-16 32345 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR223032  Emmenanthe penduliflora R. G. Swinney 2009-5-6 10669 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
  UCR258738  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SDSU3820  Encelia actoni D. F. Howe 1959-5-3 2718 Los Angeles 25 mi. west of Lancaster. Comment
  CAS-BOT-BC131200  Encelia californica John Thomas Howell 1928-3-4 3383 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  RSA526475  Encelia californica Timothy S. Ross 1991-3-24 4314 Los Angeles Whittier Hills. 311 Comment
  NY70076  Ephedra californica A. D. E. Elmer 06 1902 3599 Los Angeles Acton Comment
  NY70335  Ephedra nevadensis H. E. Hasse 1893-5-21 6040 Los Angeles Acton 823.0 Comment
  UCR280076  Ephedra nevadensis Onkar Singh 2016-4-2 5693 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  SJSU5702  Ephedra nevadensis Lewis S. Rose 1968-4-5 Los Angeles Mojave Desert 822 Comment
  CAS-BOT-BC81966  Ephedra viridis Tim Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1950 Comment
  POM2992  Epilobium adenocaulon var. parishii W. R. Shaw 1900-7-3 39 Los Angeles Claremont. Comment
  HSC16555  Epilobium canum subsp. canum C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  RSA187710  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 3662 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA503451  Epilobium canum subsp. canum Louis C. Wheeler 1966-10-25 9078 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA72104  Epilobium canum subsp. canum F. W. Peirson 1918-10-21 280 Los Angeles West Fork of San Gabriel Mountains. 1067 Comment
  SD85114  Epilobium canum subsp. canum E. R. Blakley 1962-10-3 5384 Los Angeles Santa Catalina Island; gully bottom near Wrigley Reservoir; summit of island road. Comment
  UC213261  Epilobium canum subsp. canum I. M. Johnston 1917-11-30 1801 Los Angeles w mouth of Live Oak Canyon; San Antonio Mountains 457 Comment
  POM21344  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson; San Gabriel Mts. 1795 Comment
  RSA448519  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-8-30 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 945 Comment
  RSA587029  Epilobium canum subsp. latifolium Orlando Mistretta 1994-6-15 1355 Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  UCR219434  Epilobium ciliatum R. G. Swinney 2009-3-28 10184 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA732925  Epilobium ciliatum subsp. glandulosum R. G. Swinney 1999-8-14 7627 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  SD187446  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles Southeast Tehachapi Mountains: Gorman area, Gorman creek northeast of the I-5 Freeway. 1036 Comment
  UCR209467  Epilobium densiflorum R. G. Swinney 2008-10-10 9562 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  POM21160  Epilobium glaberrimum subsp. glaberrimum Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  JEPS60128  Equisetum hyemale subsp. affine Louis C. Wheeler 1931-9-27 161 Los Angeles San Dimas Canyon; San Gabriel Mts. 685 Comment
  RSA684661  Equisetum hyemale var. affine Albert J. Perkins 1915-10-31 s.n. Los Angeles Big Tujunga, Sierra Madre Mountains Comment
  RSA756781  Equisetum laevigatum Orlando Mistretta, Christine Mistretta 2008-4-29 2541 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR149532  Equisetum laevigatum R. G. Swinney 1997-7-17 5681 Los Angeles San Gabriel Mtns., west of Wrightwood, meadow at Big Pines, south of junction of Hwy 2 and Big Pines Hwy 2061 Comment
  SEINET3866735  Equisetum telmateia Louis C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd.; 0 122 Comment
  RSA0073115  Equisetum telmateia subsp. braunii Mark L. Hoefs 1995-5-23 2075 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  RSA684711  Equisetum telmateia var. braunii Blanche Trask 1900-07 s.n. Los Angeles Avalon, Santa Catalina Islands Comment
  UCR247272  Eragrostis Dan S. Cooper 2013-8-8 813- 43 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  LA202623  Eragrostis barrelieri Arthur C. Gibson; 2006-8-6 5137 Los Angeles Santa Monica Mountains, vicinity of Sunset Blvd. and Church Ln 150 Comment
  UCD63887  Eragrostis mexicana subsp. virescens A. A. Beetle 1946-4-18 4230 Los Angeles Azusa. Comment
  CAS-BOT-BC284129  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1961-10-31 6696 Los Angeles Antelope Valley, Avenue A at 90th Street, Mojave Desert 685 Comment
  RSA600751  Eremocarpus setiger L. C. Wheeler 1967-6-15 9834 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 366 Comment
  SEINET8353723  Eremogone macradenia Unknown 1908-6-20 3357 Los Angeles Liebre Mtn. Comment
  RSA0034380  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 i 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. 1524 Comment
  CAS-BOT-BC162888  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 B 2172 Los Angeles One mile west of Littlerock on Calif. Hwy 138 877 Comment
  UCR223291  Eriastrum densifolium R. G. Swinney 2009-7-23 11383 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
  RSA0106908  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1998-9-4 6896 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA0107786  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-6-8 1338 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  JEPS68718  Eriastrum sapphirinum Annie M. Alexander and Louise Kellogg 1939-6-26 849 Los Angeles Mint Canyon Comment
  RSA0121278  Eriastrum sapphirinum Anstruther Davidson 1891-06 s.n. Los Angeles Glendale. Comment
  UCSB9190  Eriastrum sapphirinum subsp. dasyanthum McElwain, I. 1953-5-17 Los Angeles Bull Canyon Rd., Granada Hills 457 Comment
  CAS-BOT-BC514980  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  RSA611654  Ericameria Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10084 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  RSA670373  Ericameria B. C. Templeton, H. J. Andrews 1938-6-22 1696 Los Angeles Mint Canyon Comment
  RSA611510  Ericameria cooperi var. cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  POM359325  Ericameria cuneata var. cuneata George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon. Comment
  UC1587668  Ericameria cuneata var. cuneata Tim Ross 1991-8-14 5784 Los Angeles 0.48 mi e of <junction> Roundtop Truck Rd (on Pacifico Mtn Rd); San Gabriel Mtns, Pacifico Mt. USGS 7.5 quad, Pacifico Mtn 1917 Comment
  UCR242058  Ericameria ericoides Dan S. Cooper 2012-8-6 812- 54 Los Angeles South Coast, Culver City, northeastern edge of West Los Angeles College campus, along powerline right-of-way within and adjacent to Baldwin Hills oil fields 55 Comment
  RSA3028  Ericameria ericoides var. ericoides C. B. Wolf 1931-12-30 2640 Los Angeles Playa del Rey. 30 Comment
  CAS-BOT-BC287629  Ericameria linearifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15126 Los Angeles Santa Monica Mts. Cornell Corners 213 Comment
  POM359392  Ericameria linearifolia Anstruther Davidson 1906-6-1 2001 Los Angeles Big Rock Creek. Comment
  SD42006  Ericameria linearifolia Darley F. Howe 1947-5-5 Los Angeles North side San Gabriel Mountains. Comment
  UCR192050  Ericameria linearifolia A. C. Sanders 2008-4-11 34854 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  UCR197759  Ericameria linearifolia Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 4 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR240026  Ericameria nauseosa R. G. Swinney 2009-11-13 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA730172  Ericameria nauseosa var. bernardina R. G. Swinney 1998-8-31 6881 Los Angeles San Antonio Ridge, 2.1 mi. west of West Mt. Baldy. 2232 Comment
  UC444448  Ericameria nauseosa var. ceruminosa unknown 1853-9-1 Los Angeles Tejon Pass Comment
  UC203113  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10585 Los Angeles 8 mi w Lancaster; Antelope Valley Comment
  OBI6126  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley, 1 mi E of Wrightwood Lodge, San Gabriel Mtns 1829 Comment
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Jul 4 2013
  UCR177931  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin, Verdugo Mountains; north side, along Hostetter Mountain Way 610 Comment
  RSA747972  Erigeron foliosus R. G. Swinney 2001-9-15 8154 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  POM357559  Erigeron philadelphicus Anstruther Davidson 1890-05 2017 Los Angeles San Gabriel [River] near El Monte Comment
  SFV2961  Eriodictyon crassifolium R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA578632  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-7-7 8166 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA580307  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-25 7924 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA747738  Eriodictyon crassifolium var. nigrescens Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12693 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  CAS-BOT-BC188947  Eriodictyon parryi F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mount Wilson, San Gabriel Mountains 1794 Comment
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  RSA190886  Eriodictyon traskiae Robert F. Thorne 1967-5-19 36887 Los Angeles Santa Catalina Island; at head of Sweetwater Cyn. 457 Comment
  SD113479  Eriodictyon trichocalyx F. F. Gander 12 Los Angeles Claremont Comment
  RSA549806  Eriodictyon trichocalyx Wandalee Thompson 1964-6-16 54 Los Angeles [No location information on label.] Comment
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Nov 11 2015
  RSA455066  Eriodictyon trichocalyx var. trichocalyx Robert M. Perkins 1936-5-23 266 Los Angeles San Gabriel Canyon. Comment
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Dec 15 2011
  RSA455073  Eriodictyon trichocalyx var. trichocalyx Bonnie C. Templeton 1933-7-21 5053 Los Angeles east Blue Ridge, Big Pines Park. 2134 Comment
  UCR224267  Eriogonum R. G. Swinney 2009-6-24 11271 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
  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
  SBBG61809  Eriogonum angulosum M. N. Ackley 1926-5-6 872 Los Angeles Little Rock foothills 914 Comment
  SBBG126984  Eriogonum baileyi var. baileyi A. Parikh, N. Gale 2011-6-24 3501 Los Angeles S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 1.3 km S of Monte Cristo Crk; San Gabriel Mtns 1390 Comment
  CAS-BOT-BC241898  Eriogonum cinereum Carl Epling 1931-5-2 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM214308  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA65103  Eriogonum cinereum F. W. Peirson 1906-7-9 1761 Los Angeles Rustic Canyon. Comment
  SBBG64320  Eriogonum cithariforme R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  RSA229069  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38909 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  RSA578517  Eriogonum cithariforme var. cithariforme Tim S. Ross, S. D. Boyd 1994-6-22 8003 Los Angeles Fish Canyon: ca 380 m due W of Cienaga Spring; ca 2730 m NE of its confluence with Castaic Creek. 604 Comment
  UCR141806  Eriogonum covilleanum June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  UCR272629  Eriogonum davidsonii R. G. Swinney 2011-8-5 15597 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  JEPS56690  Eriogonum davidsonii Joseph Ewan 1932-7-17 7244 Los Angeles Mt. Disappointment San Gabriel Mts., Mt. Disappointment 1798 Comment
  CDA12157  Eriogonum elongatum var. elongatum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA393509  Eriogonum fasciculatum Robert Gustafson 1981-5-13 2211 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA747194  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2008-6-10 8995 Los Angeles Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  UCR155340  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2005-5-5 29866 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR259642  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-7 12606 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  SEINET11937933  Eriogonum fasciculatum var. fasciculatum C. Wyman, Bright, J. F. 1931-1 5272 Los Angeles San Fernando Valley Comment
  SFV20882  Eriogonum fasciculatum var. foliolosum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1076 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  CAS-BOT-BC250105  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  RSA393370  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon, Santa Catalina Island. 30 Comment
  SBBG77595  Eriogonum giganteum var. giganteum Mr. Martindale -- Los Angeles Santa Catalina Island Comment
  SEINET7063478  Eriogonum gracile A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  SBBG127033  Eriogonum gracile var. gracile A. Parikh, N. Gale 2011-6-9 3436 Los Angeles S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns 1157 Comment
  RSA579302  Eriogonum gracile var. gracile Tim S. Ross 1994-7-19 8174 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  CATA2523  Eriogonum grande var. grande Steven A. Junak 1997-10-20 969 Los Angeles San Clemente Island: E side of island, at mouth of southernmost canyon of Bryce Canyon complex 3 Comment
  SEINET7042259  Eriogonum microthecum 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
  JEPS56746  Eriogonum mohavense Frank W. Peirson 1919-5-11 407 Los Angeles Soledad Canyon San Gabriel Mountains, Soledad Canyon 807 Comment
  RSA729511  Eriogonum nudum R. G. Swinney 1999-7-5 7539 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  RSA0021021  Eriogonum nudum var. pauciflorum Duncan S. Bell, Caitlin Elam 2013-7-11 5369 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  SJSU13149  Eriogonum plumatella C. W. Sharsmith 1943-9-10 4582 Los Angeles Mojave Desert near Llano Comment
  CAS-BOT-BC267578  Eriogonum saxatile Noel H. Holmgren; James L. Reveal 1966-5-29 2611 Los Angeles Ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit, San Gabriel Mountains 1767 Comment
  SBBG15368  Eriogonum umbellatum var. bahiiforme H. and M. Dearing 1944-10-5 8598 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  UCR209419  Eriogonum wrightii R. G. Swinney 2008-10-8 9514 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  RSA188494  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35364 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  RSA800513  Eriogonum wrightii var. subscaposum Jane Tirrell 2012-8-20 LS 0157 Los Angeles On crest of ridge above Pacific Crest Trail, approx. 0.75 miles east of Windy Gap. 2517 Comment
  SD19702  Eriogonum wrightii var. subscaposum Mary Alice Stow 1937-9-26 Los Angeles Top of San Antonio Peak Comment
  SJSU13123  Eriogonum wrightii var. subscaposum C. W. Sharsmith 1945-9-7 5461 Los Angeles summit Mt Waterman, San Gabriel Mts 2225 Comment
  UCD101568  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains, Heliport 0.3 mile north of South Mt. Hawkins. 2286 Comment
  CAS-BOT-BC297911  Eriophyllum confertiflorum Barton W. Evermann 1916-5-16 s.n. Los Angeles Saugus Comment
  UCR206409  Eriophyllum confertiflorum A. C. Sanders, T. B. Salvato 2009-5-19 36827 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
  JEPS86563  Eriophyllum confertiflorum var. confertiflorum Roy E. Buck 1988-5-25 903 Los Angeles e side of Three Points Road 0.3 road mi n Three Points (0.6 air km ne odf confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic.) 1036 Comment
  POM357939  Eriophyllum confertiflorum var. confertiflorum Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles San Gabriel Mountains. Comment
  POM53934  Eriophyllum confertiflorum var. confertiflorum C. F. Baker 1906-05 4717 Los Angeles hills near Claremont Comment
  UC896277  Eriophyllum confertiflorum var. confertiflorum Ira W. Clokey, B. Templeton 1929-4-22 4466 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 450 Comment
  CAS-BOT-BC308364  Eriophyllum nevinii Geo. B. Grant 1897-9-25 s.n. Los Angeles Santa Catalina Island Comment
  RSA0108897  Eriophyllum pringlei Richard G. Swinney 2011-4-1 14304 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCD132244  Eriophyllum wallacei Daryl Koutnik; Vickie Dawes 1978-4-6 264 Los Angeles south of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  RSA316354  Eriophyllum wallacei R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54976 Los Angeles San Gabriel Mts: 1158 Comment
  RSA586626  Eriophyllum wallacei Timothy S. Ross, Steve Boyd 1991-3-23 4277 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  RSA92530  Eriophyllum wallacei F. W. Peirson 1919-5-30 346 Los Angeles San Gabriel Mountains. 426 Comment
  CDA4357  Erodium botrys L. C. Wheeler 1947-1-5 6564 b Los Angeles Arcadia: In parkway in center of Woodward Avenue between Baldwin Avenue and Oakwood Drive.. . 0 Comment
  LA51389  Erodium botrys R. L. Armacost; summer 1959 sn Los Angeles Santa Monica Mountains, near Clover Field, Santa Monica Comment
  UCR258913  Erodium cicutarium R. G. Swinney 2010-4-23 12350 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA391816  Erodium cicutarium A. H. Musick 1944-5-16 20145 Los Angeles Los Angeles. Comment
  RSA709679  Erodium cicutarium LeRoy Gross 2005-4-28 2159 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  LA200512  Erodium moschatum Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA614645  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park. Comment
  UCR13490  Eruca vesicaria subsp. sativa O. F. Clarke 1973-6-6 s.n. Los Angeles San Gabriel Valley, Pomona, Gary Ave. near Foothill Blvd. 351 Comment
  CAS-BOT-BC40720  Erysimum capitatum John Thomas Howell 1928-2-11 3345 Los Angeles Haines Canyon, San Gabriel Mountains. Comment
  UC1211011  Erysimum capitatum Huron H. Smith 1912-5-3 4932 Los Angeles Azusa 243 Comment
  CAS-BOT-BC40712  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles Hills near Claremont. Comment
  OBI50368  Erysimum capitatum R. A. Oyler 1975-5-31 637 Los Angeles 1/4 mi up cyn from Lower San Antonio Range Station, San Antonio cyn 780 Comment
  RSA0094363  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-31 14918 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SEINET3150601  Erythraea venusta G. B. Grant 1901-1-1 441 Los Angeles Oak Knoll, Pasadena; Central and S. Calif. Comment
  LA200737  Eschscholzia caespitosa W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, Malibu Lake Comment
  CAS-BOT-BC402734  Eschscholzia caespitosa Louis C. Wheeler 1936-6-8 4124 Los Angeles Tan Bark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  RSA433655  Eschscholzia californica N. C. Cooper 1945-5-1 2197 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SD69637  Eschscholzia californica Robert F. Thorne, P. Everett 1965-5-10 Los Angeles Santa Catalina Island, upper end of Gallagher Canyon. 410 Comment
  OBI30189  Eschscholzia californica Bruce H. Lewis 1970-4-11 s.n. Los Angeles In the San Dimas Experimental forest 975 Comment
  SBBG16846  Eschscholzia californica K. A. Wilson 1961-3-11 980 Los Angeles Newhall, corner of Fernando Rd and 13th Street Comment
  UC1871174  Eschscholzia minutiflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4846 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA682604  Eucalyptus pulverulenta Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  RSA0116796  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  CATA1367  Euphorbia misera Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2486 Los Angeles Santa Catalina Island: Little Harbor, on hillside above upper road to Avalon 30 Comment
  RSA432461  Euphorbia misera M. B. Dunkle 1939-4-2 7216 Los Angeles San Clemente Island. Pyramid Cove. Comment
  CATA2042  Euphorbia peplus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-6-11 706 Los Angeles Santa Catalina Island: NE side of island, at mouth of small canyon just SE of Frog Rock 3 Comment
  RSA482519  Euphorbia peplus Richard Noyes, Laurel Arnseth 1988-4-30 504 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCD142458  Euphorbia peplus Doris Pechuanco 1964-7-25 s.n. Los Angeles Los Angeles, Ferndell. Comment
  RSA712903  Euphorbia polycarpa A. C. Sanders, Mark Elvin 2003-4-16 26047 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  SD31193  Euphorbia polycarpa Edith A. Purer 1931-4-28 1759 Los Angeles Palos Verdes Hills, at edge of of road on south side of hills Comment
  UCR101746  Euphorbia serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles City of Los Angeles, Crenshaw High School, 49th Street and 9th Avenue. 37 Comment
  SBBG56736  Festuca microstachys var. pauciflora R. Hoffmann 1927-5-16 Los Angeles Antelope Valley Comment
  LA105325  Festuca myuros Barry A. Prigge; 1989-4-23 8442 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  CAS-BOT-BC500439  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -288 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. between Quincy Ave. and Park Ave. 4 Comment
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 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
  RSA151253  Foeniculum vulgare P. H. Raven 1962-7-10 17965 Los Angeles Wilson Cove, San Clemente Island 91 Comment
  CAS-BOT-BC53330  Frangula californica subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the ridge route, on road to Elizabeth Lake 1097 Comment
  RSA0106487  Frangula californica subsp. cuspidata R. G. Swinney 2011-10-18 15825 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  CAS-BOT-BC217356  Frasera neglecta James L. Reveal; C. Rose Broome 1987-6-25 6572 Los Angeles Along the Angeles Crest Highway (California Highway 2) at milepost 54.0, 3.2 miles south of Cloudburst Summit and 6.8 mile north of Charlton Flat Campground, San Gabriel Mountains 1874 Comment
  LA205581  Frasera neglecta Martha Hilend; 1926-7-6 254 Los Angeles San Bernardino Mountains, Holcomb Valley Comment
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Jan 14 2015
  CAS-BOT-BC212391  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles Aliso Canyon to Buckhorn Flats Road, 8 mi. above Tie Camp Summit, San Gabriel Mts. 1676 Comment
  RSA426872  Fremontodendron californicum subsp. californicum L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  POM177948  Fritillaria biflora E. Peterson 1931-3-21 4074 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA719092  Funastrum cynanchoides var. cynanchoides Naomi Fraga 2001-5-27 55 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UCR270030  Funastrum cynanchoides var. hartwegii R. G. Swinney 2011-3-17 14129 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA9649  Galinsoga parviflora var. parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles Garey Ave. 3 mi N Pomona 305 Comment
  UCR276825  Galium angustifolium R. G. Swinney 2010-5-21 12876 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA719136  Galium angustifolium Naomi S. Fraga 2001-5-18 43 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  POM177814  Galium angustifolium subsp. angustifolium J. T. Howell, Martha Hilend 1930-5-11 3 Los Angeles Pacoima Dam Comment
  POM367670  Galium angustifolium subsp. angustifolium Howard Mullins 1931-4-27 270 Los Angeles Griffith Park. Comment
  RSA585676  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3338 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  POM49901  Galium angustifolium subsp. gabrielense I. M. Johnston 1924-6-28 s.n. Los Angeles Above Spring Hill, San Antonio Canyon, along trail to Cascade Canyon. 1220 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
  UC1587718  Galium aparine Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5261 Los Angeles westerly fork of canyon draining to Mosquito Cove ([drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'], beginning of drainage); San Clemente Island, Near-Death Canyon 384 Comment
  UCR273212  Galium aparine R. G. Swinney 2011-5-6 14597 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCD65156  Galium catalinense G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7760 Los Angeles CATALINA ISLAND: seep slopes halfway from Little Harbor to Middle Ranch; flowers greenish-yellow. 200 Comment
  UCR20078  Galium grande T. P. Krantz, G. Krantz 1979-4-26 s.n. Los Angeles San Gabriel Mtns., Hills above Chantry Flat Station, on left side of Upper Winter Creek Trail, c. 40 m from trailhead off if fireroad 2N41 671 Comment
  UC284280  Galium hallii P. A. Munz 1923-5-26 6861 Los Angeles Rock Creek San Gabriel Mts. 1767 Comment
  RSA250363  Galium jepsonii Robert F. Thorne, C. W. Tilforth, J. Dourley, R. Scoggin 1972-8-11 42205 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2104 Comment
  RSA640504  Galium jepsonii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA202689  Galium johnstonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4118 Los Angeles On Angeles Crest Highway, just south of Upper Chilao Recreation Area, San Gabriel Mountains. Comment
  RSA586706  Galium johnstonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1804 Los Angeles Bare Mountain Canyon. 1738 Comment
  CATA1293  Galium nuttallii subsp. insulare Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2382 Los Angeles Santa Catalina Island: Road to Black Jack campground from Airport road 451 Comment
  SBBG95436  Galium nuttallii subsp. insulare M. B. Dunkle 1928-3-17 1746 Los Angeles Johnson's 30 Comment
  CATA1224  Galium parisiense Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2290 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA654219  Galium porrigens var. porrigens Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 949 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 640 Comment
  RSA424700A  Galvezia speciosa Reid V. Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. 10 Comment
  UC1552012  Galvezia speciosa Lyman Benson 1952-5-2 15110 Los Angeles n-face Swain Canyon (Whites Landing); Santa Catalina Island 182 Comment
  UCR143048  Galvezia speciosa Reid Moran 1941-2-23 602 Los Angeles Channel Islands, Santa Catalina Island, northwest of Johnson's Valley 10 Comment
  UC1952538  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Northwest of Johnson's Valley, Santa Catalina Island. Comment
  SBBG32139  Gamochaeta ustulata R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -202 Los Angeles Bullrush Cyn, Salta Verde Comment
  POM48101  Garrya flavescens I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1585 Comment
  UCR108670  Garrya flavescens Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mtns, 1/2 mi north of Wickiup Comment
  UC1122717  Garrya veatchii R. St. John 1930-1-23 79 Los Angeles Saddle Peak; Santa Monica Mts., Calabasas Quad. 762 Comment
  RSA158334  Gastridium phleoides P. H. Raven 1962-7-10 17967 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island Comment
  CDA5228  Gaura sinuata E. M. Becker 1936-1 Los Angeles Probably L.A. 0 Comment
  RSA729206  Gayophytum decipiens R. G. Swinney 1998-9-7 6933 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA549514  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1990-6-18 3468 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA330780  Gayophytum heterozygum Wayen E. Sawyer 1981-8-30 141 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and juction of CA Hwy 39, 3.1 mi from Dawson Saddle. 2226 Comment
  UC1122619  Gayophytum oligospermum Jerome S. Horton 1935-8-1 234 Los Angeles near Fern Canyon; Cucamonga Quadrangle, Dry Lake Comment
  RSA656380  Genista Gerald Pitto 1980-5-28 23 Los Angeles Verdugo Mountains: 3817 Forest Glen Drive, La Crescenta 518 Comment
  RSA0028460  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  SD132378  Geranium robertianum Alfred R. Roos 1958-6-3 Los Angeles In lathhouses and elsewhere on the grounds of Evans and Reeves Nursery; Brentwood, West Los Angeles. Comment
  RSA0110537  Gilia R. G. Swinney 2010-6-1 13138 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
  UC908835  Gilia aliquanta Herbert L. Mason 1926-4-26 2973 Los Angeles four mi s Vincent; Mint Canyon Highway, Soledad Pass Comment
  CHSC95509  Gilia angelensis LeRoy Gross; Valerie Soza 2003-5-15 905 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone: 3789794N, 0376930E. 518 Comment
  LA99301  Gilia angelensis Peter H. Raven; Henry J. Thompson 1960-5-29 15446 Los Angeles 792 Comment
  RSA735095  Gilia angelensis Rosemarie Zimmermann 1961-6-8 128 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  UC1546978  Gilia angelensis Leila M. Shultz, John S. Shultz 1982-5-9 6122 Los Angeles near Claremont; foothills San Gabriel Mountains, near Claremont 426 Comment
  UCR214041  Gilia brecciarum A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37981 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  SEINET5514129  Gilia capillaris F. Turner 1970-1 Los Angeles Collected E of Gorman Kern County Comment
  UCR127210  Gilia capitata A. C. Sanders 2003-5-1 26243 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR276892  Gilia capitata R. G. Swinney 2011-5-16 14736 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  LA91436  Gilia capitata subsp. abrotanifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 36 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, N end of Drawbridge firebreak 615 Comment
  RSA470207  Gilia capitata subsp. abrotanifolia Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  RSA470229  Gilia capitata subsp. abrotanifolia Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA469401  Gilia latiflora subsp. davyi Anstruther Davidson 1916-5-1 3167 Los Angeles Elizabeth Lake 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
  RSA588073  Gilia latiflora subsp. latiflora Orlando Mistretta 1994-4-15 1061 Los Angeles Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1159 Comment
  RSA86545  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1954-4-19 9323 Los Angeles Several miles west of Desert Springs. 1159 Comment
  UCR189386  Gilia leptantha subsp. transversa R. G. Swinney 1998-6-12 6183 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
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May 3 2012
  RSA777359  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-19 5116 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SBBG64633  Gilia ochroleuca subsp. bizonata R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  UC718476  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1935-5-23 6994 Los Angeles 1/2 mi e Gorman (Liebre Mts.); , e of Gorman 1158 Comment
  UCR223457  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-6-8 11098 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
  UCR189278  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6096 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
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May 3 2012
  UCR70855  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-15 s.n. Los Angeles San Gabriel Mtns., Summit of Mt. Wilson 1829 Comment
  RSA0017167  Gilia ochroleuca subsp. vivida L. C. Wheeler 1967-8-9 10430 Los Angeles San Gabriel Mts. Angeles National Forest: Saddle between Little Bear Creek and Devil's Canyon. 1982 Comment
  UCR147756  Gilia splendens subsp. grantii Valerie Soza, Et al. 2000-6-28 1042 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, jct. of Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountains (FSR 2N24A) along fire road 1250 Comment
  RSA762131  Gilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-5-15 3075 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  PASA727  Gilia tricolor Stason 1931-3-21 Los Angeles Near Willow Springs Comment
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Apr 30 2015
  UCR150990  Glinus lotoides L. C. Wheeler 1958-11-29 7528 Los Angeles Transverse Ranges; Verdugo Mtns region, San Fernando Valley: Hansen Dam 333 Comment
  SBBG8230  Glyptopleura setulosa H. and M. Dearing 1933-4-9 2380 Los Angeles Little Rock Cyn Comment
  POM358783  Gnaphalium californicum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  UCR125255  Gnaphalium californicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25504 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA550692  Gnaphalium luteoalbum Timothy S. Ross, Annette Ross 1991-7-29 5709 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA594211  Gnaphalium palustre L. C. Wheeler 1967-5-8 9308 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCR271845  Gnaphalium palustre R. G. Swinney 2011-6-23 15284 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SD69673  Gnaphalium purpureum Robert F. Thorne 1966-6-2 36514 Los Angeles Santa Catalina Island; margin of Echo Lake, northnortheast of Black Jack Mountain. 409 Comment
  RSA719755  Gnaphalium stramineum R. G. Swinney, Dave Larson 1996-7-17 5150 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  UC148620  Goodmania luteola Katharine Brandegee June, 1909 Los Angeles Lancaster Comment
  UCR231904  Goodmania luteola Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8025 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, north of old drive-in theater, 100 m west of Sierra Highway and 800 m south of Avenue H 707 Comment
  RSA337432  Grayia spinosa R. F. Thorne, Gary D. Wallace 1973-4-25 43398 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA578736  Grayia spinosa T. S. Ross, J. M. Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  CAS-BOT-BC305270  Grindelia hirsutula John Thomas Howell 1931-5-29 6562 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  SEINET11835890  Grindelia hirsutula var. hirsutula Unknown 1933-1 10371 Los Angeles SW Los Angeles, by Goodman Airport Comment
  JEPS54102  Guillenia lasiophylla Frank W. Peirson 1919-5-27 327 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  UCR178176  Gutierrezia californica LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 676 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  CAS-BOT-BC302128  Gutierrezia sarothrae Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Comment
  LA203626  Gutierrezia sarothrae Joseph Andorfer Ewan; 1931-8-7 4871 Los Angeles San Bernardino Mountains, Holcomb Valley 2194 Comment
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Feb 12 2015
  UC112087  Halleria lucida H. M. Hall 1907-6-7 7933 Los Angeles Los Angeles Calif. (Elysian Park) Comment
  PASA1713  Haplopappus pinifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  CATA1629  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2902 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 275 Comment
  CATA3526  Hazardia detonsa Peter J. Dixon 2017-6-23 093 Los Angeles Santa Catalina Island: Channel side; Wrigely Memorial and Botanic Garden, naturalized in semi-natural drainage within garden, near bridge 0 Comment
  UCD150953  Hazardia squarrosa D. S. Park 2010-4-26 38 Los Angeles Ranch Santa Ana Botanic Garden 389 Comment
  CAS-BOT-BC307294  Hazardia squarrosa var. grindelioides Parish 1897-9-26 1753 Los Angeles Avalon Comment
  CAS-BOT-BC306296  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles Near North Kenmore and Oakdale Streets, Hollywood 91 Comment
  POM359737  Helenium bigelovii F. R. Fosberg, J. Ewan 1931-8-12 S 5526 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  UC1069456  Helianthus annuus R. St. John 1933-3-24 355 Los Angeles Aliso Canyon Santa Susana Quad., Aliso Canyon 487 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
  UCR170703  Helianthus gracilentus Dan S. Cooper 2005-6-6 s.n. Los Angeles Transverse Ranges; W San Gabriel Mtns./Liebre Mtns., Lake Hughes Road, near Castaic Reservoir (Lake) 732 Comment
  RSA306181  Helianthus gracilentus Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
  RSA0008275  Helianthus nuttallii subsp. parishii H. E. Hasse 1890-09 s.n. Los Angeles Swamps Comment
  SD252295  Heliotropium curassavicum Steven A. Junak 2000-6-30 Sca 1357 Los Angeles Santa Catalina Island: At upper end of Little Harbot, near camp area, campground (N end) 7 Comment
  LA40177  Heliotropium curassavicum var. oculatum A. M. Johnson; 1932-5-30 4108 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM369743  Heliotropium curassavicum var. oculatum Tom Burch 1940-06 s.n. Los Angeles Redondo Beach 0 Comment
  POM158115  Hemizonia australis L. R. Abrams 1902-8-24 2969 Los Angeles Mesmer (now Fox Hills SSE of Culver City) Comment
  RSA654346  Hemizonia fasciculata Valerie L. Soza, LeRoy Gross 2000-5-25 965 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA0072474  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1820 Los Angeles San Gabriel River main stem across from Morris Dam, CS1. 401 Comment
  RSA0085501  Heteromeles arbutifolia R. G. Swinney 2010-8-9 13458 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA454322  Heteromeles arbutifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island. Comment
  RSA666854  Heteromeles arbutifolia Unspecified, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  RSA0036279  Heteromeles arbutifolia Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA0074529  Heterotheca fastigiata Mary H. Ward 1970-4-16 LASCA- 897 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena. Comment
  RSA0074532  Heterotheca fastigiata F. W. Peirson 1924-10-26 5263 Los Angeles Arroyo Seco, Pasadena. 198 Comment
  CAS-BOT-BC318855  Heterotheca grandiflora LeRoy Abrams 1902-6-20 2569 Los Angeles Soldiers Home Comment
  LA32034  Heterotheca grandiflora Peter H. Raven; Henry J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  SBBG95707  Heterotheca grandiflora M. B. Dunkle 1928-5-27 1976 Los Angeles Hamilton Cyn Comment
  SBBG63106  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1928-9-23 Los Angeles Neenach Comment
  UCR162374  Heterotheca sessiliflora subsp. fastigiata Anuja Parikh, Nathan Gale 2004-6-16 2046 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  UC1971145  Heuchera caespitosa Scott D. White, D. E. Bramlet 1998-8-11 7038 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  UCSB42375  Heuchera caespitosa Taylor, A. 1980-5-10 Los Angeles S. side of Glendora Ridge Rd., 16 miles east of Glendora Mountain Rd. San Gabriel Mtns 1158 Comment
  RSA0022373  Hirschfeldia incana Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5133 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SFV21012  Hirschfeldia incana L. Gross 2003-3-7 766 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Southeast-facing slope, road next to and below a pylon, near east end of a southwest-facing ridge. The far west end of ridge ends above the 210 Freeway. 564 Comment
  UC917872  Hirschfeldia incana Frank W. Gould 1943-10-23 2165 Los Angeles Compton, western city limits Comment
  RSA593590  Hoita macrostachya Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8834 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  SEINET1906758 Image available Hordeum depressum A. C. Sanders, E. J. Lott 1993-1 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F' 701 Comment
  SD252253  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-5 Sca 1260 Los Angeles Santa Catalina Island: Ca. 1.5 miles NNW of beah at Little Harbor campground (air miles), plant stop above road. N-facing slope. 198 Comment
  RSA0055764  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UCR271917  Hordeum murinum R. G. Swinney 2010-3-24 12054 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM1302  Hordeum murinum subsp. glaucum B. Sanford 1909-05 s.n. Los Angeles Claremont. Comment
  RSA552521  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  SEINET10894206  Hordeum vulgare Amelia F. Eby Eby s.n. Los Angeles Brewer. Comment
  SEINET11911586  Horkelia cuneata subsp. puberula H. M. Hall 1903-1 3750 Los Angeles Pasadena Comment
  CAS-BOT-BC532287  Horkelia cuneata var. puberula Geo B. Grant 1901-1-1 599 Los Angeles Pacific Coast, Pasadena Comment
  SBBG72542  Horkelia rydbergii V. Duran 1933-7-11 3517 Los Angeles Sulphur Springs 1524 Comment
  CAS-BOT-BC213007  Hosackia crassifolia H. M. Hall 1898-7-1 s.n. Los Angeles San Jacinto Mountains. Along water courses in the vicinity of Strawberry Valley. 1615 Comment
  UCR256533  Hosackia oblongifolia var. oblongifolia Anuja Parikh, Nathan Gale 2011-6-20 3492 Los Angeles Transverse Range: San Gabriel Mountains, south of Rabbit Peak, 2.0 km east of Angeles Forest Hwy, just north of Monte Cristo Creek 1300 Comment
  UCSB26719  Hulsea heterochroma Wilken, Dieter 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Highway 39, about 1 mile west of junction to Crystal Lake, San Gabriel Mtns. 1828 Comment
  CAS-BOT-BC273561  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles N.W. corner of Sunset Blvd. & Groverton St., Westwood Comment
  RSA225280  Hypochaeris glabra R. F. Thorne, A. C. Gibson 1971-5-22 39726 Los Angeles San Gabriel Mountains: Angeles National Forest; Fish Canyon. 244 Comment
  RSA94818  Hypochaeris glabra F. W. Peirson 1919-05 2766 Los Angeles At 1085 New York Drive, Altadena Comment
  LA202299  Ipomoea mutabilis Arthur C. Gibson; 2004-8-25 5057 Los Angeles Santa Monica Mountains, Pacific Coast Hwy, W of Topanga Canyon Blvd at Topanga Creek Comment
  POM359495  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-12 4576 Los Angeles Santa Catalina Island; Palisades near Jewfish Point. 15 Comment
  RSA60728  Isocoma menziesii var. vernonioides Frank W. Gould 1943-10-26 2169 Los Angeles Growing as a weed in open field, Compton. Comment
  RSA567214  Isopyrum occidentale Walter Wisura, W. Steinmetz 1993-4-10 s.n. Los Angeles Sierra Pelona: PCT below rim on N-side of range. Comment
  SBBG95581  Jaumea carnosa M. B. Dunkle 1939-8-7 8492 Los Angeles Old Ranch Comment
  JEPS4938  Jepsonia malvifolia Herman Schroeder 1953-11-26 Los Angeles above Avalon; Catalina Island Comment
  CAS-BOT-BC158129  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley: Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drianage 70 Comment
  RSA431147  Juglans californica Lyman Benson 1933-11-12 5734 Los Angeles Beverly Glen, Beverly Hills, Pacific Ocean Watershed. 244 Comment
  SEINET13942198 Image available Juglans californica Peter H. Raven 1960-1 15361 Los Angeles Santa Monica Mountains, oak woodland, Piuma Road 2.1 miles east of Rambla Pacifica. 34 deg. N, between 118 deg. and 119 deg. W. 1600 ft. 488 Comment
  JEPS58701  Juglans californica var. californica Frank W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon San Gabriel Mountains Comment
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Mar 28 2014
  RSA0107652  Juncus R. G. Swinney 2011-6-23 15301 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  SD69015  Juncus acutus Robert F. Thorne, D. Propst 1968-5-27 37639 Los Angeles Santa Catalina Island, moist flat area behind dunes, Ben weston beach, at mouth of Middle Ranch Canyon. Comment
  RSA12415  Juncus bufonius var. bufonius Carl B. Wolf 1934-4-11 5628 Los Angeles Bryant Ranch, E of Long Beach. 15 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
  UCR223496  Juncus effusus R. G. Swinney 2009-6-2 11001 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SFV21388  Juncus macrophyllus L. Gross, N. Fraga, S. Williams 2002-7-17 562 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 295 Comment
  UC1595321  Juncus macrophyllus Tim Ross, Orlando Mistretta 1992-7-24 6773 Los Angeles 76 degrees ENE, 900 m distant from summit of Strawberry Peak (vicinity of Strawberry Spring); San Gabriel Mountains 1460 Comment
  UCR270918  Juncus macrophyllus R. G. Swinney 2011-5-26 14870 B 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
  UCSB72204  Juncus macrophyllus Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mtns region: North side of mtns: South of Hostetter Motorway just off La Tuna Canyon Road; south so see the 210 freeway; (Burbank 7.5 Quad.: T2N R13W S30, NW1/4) UTM Zone 11; 3788525N 038183; see label for more details 550 Comment
  RSA368232  Juncus mexicanus Freda Detmers 1931-5-17 14247 Los Angeles Big Rock Creek; Mojave Desert. Comment
  UCR124693  Juncus mexicanus B. C. Templeton 1932-6-18 4927 Los Angeles San Gabriel Mtns, Angeles National Forest: Jackson Lake 1930 Comment
  RSA191185  Juncus mexicanus Robert F. Thorne 1967-7-19 37172 Los Angeles San Gabriel Mountains. 1981 Comment
  UCR240002  Juncus rugulosus R. G. Swinney 2009-11-9 11586 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  NY99570  Juniperus californica S. D. Boyd 1996-4-24 8659 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon 1066.8 Comment
  UCR143519  Juniperus californica N. C. Cooper 1943-11-20 979 Los Angeles Transverse Ranges; Liebre Mtns region, Mint Canyon, west of Ranger [Fire?] Station 762 Comment
  UCR95221  Juniperus californica L. C. Wheeler 1960-4-29 07683 Los Angeles San Gabriel Mtns. (NW), 0.5 mi NE of Kentucky Springs, east of Acton. Comment
  CAS-BOT-BC235759  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Islasnd: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  RSA724656  Keckiella cordifolia K. Dobry 1991-6-24 d- 739 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SBBG66602  Keckiella ternata subsp. septentrionalis R. Hoffmann 1927-7-16 Los Angeles Ridge Route (US Hwy 99) Comment
  SBBG50973  Keckiella ternata subsp. ternata R. S. Woglum 1940-7-6 2903 Los Angeles Charlton Flats Comment
  CAS-BOT-BC176830  Kochia californica Ernest C. Twisselmann 1970-10-17 17552 Los Angeles Antelope Valley: Avenue C 0.6 mile east of (old) Highway 14 (wastelands at the west shore of Rosamond Dry Lake) 716 Comment
  POM308942  Koeleria macrantha Kay H. Beach 1943-5-11 653 Los Angeles Little Meadow near fire break below The Forest Boundary Comment
  RSA656838  Koeleria macrantha Valerie L. Soza, Leland Lubinsky 2000-6-23 1027 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  SEINET10606898  Koeleria macrantha LeRoy R. Abrams 1902-6-29 Abrams 2599 Los Angeles Open pine woods, Mt. Wilson. Comment
  CAS-BOT-BC271345  Koeleria pyramidata Peter H. Raven; Henry J. Thompson 1959-5-5 14148 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Road Malibu Creek drainage, Santa Monica Mountains 304 Comment
  RSA587759  Krascheninnikovia lanata T. S. Ross 1991-4-27 4727 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  UCR197740  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 81 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  RSA639176  Lactuca serriola L. C. Wheeler 1967-7-6 9934 Los Angeles San Gabriel Mountains: San Dimas Canyon. 441 Comment
  CAS-BOT-BC340757  Laennecia coulteri Steven A. Junak 1997-10-28 SCI- 981 Los Angeles San Clemente Island: Along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 408 Comment
  SEINET11811290  Lasthenia Unknown 1936-1 12673 Los Angeles near Glendora Comment
  SEINET7047893  Lasthenia californica Steven R. Hill, Kate Kramer 2001-4-22 33341 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC354217  Lasthenia coronaria L. R. Abrams 1901-4-1 1234 Los Angeles Ballona Harbor Comment
  UC1746469  Lasthenia coronaria B. Pitzer 1996-5-5 2845 Los Angeles San Pedro Hill; Palos Verdes Peninsula; Palos Verdes Hills; San Pedro Naval Comment
  UC50365  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Los Angeles Comment
  RSA535298  Lasthenia gracilis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5331 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UC1587207  Lasthenia gracilis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Canyons; w side San Clemente Island 484 Comment
  PASA1051  Lathyrus laetiflorus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA405686  Lathyrus vestitus subsp. laetiflorus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon 1067 Comment
  LA34222  Lathyrus vestitus var. vestitus Peter H. Raven; 1959-5-3 34222 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  RSA678696  Lavatera assurgentiflora Mark A. Elvin, Orlando Mistretta 1996-3-22 116 Los Angeles San Clemente Island Comment
  UC144244  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  SBBG17799  Layia platyglossa P. H. Raven 1962-5-9 17662 Los Angeles cyn at S end of Mosquito Cove 320 Comment
  SDSU4717  Layia platyglossa R. M. Beauchamp 1967-1-29 156 Los Angeles West and below Marine Outpost; San Clemente Island. Comment
  POM361672  Layia platyglossa subsp. campestris L. C. Wheeler 1932-4-2 555 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  UCR78146  Layia platyglossa subsp. campestris Wandalee Thompson 1964-4-22 31 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  SD52895  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-8 17596 Los Angeles San Clemente Island; neaqr mouth of canyon at south end of Seal Cove. Comment
  SEINET3153600  Lemna gibba G. B. Grant 1904-7-8 676 a-6428 Los Angeles Los Angeles Comment
  POM263136  Lepechinia fragrans Suzanne McLean 1942-4-19 s.n. Los Angeles Road West of P, in mts North of Claremont. 1067 Comment
  SBBG118713  Lepechinia fragrans O. Mistretta with M. Hammitt 1991-6-21 Los Angeles USFS Rd 2N66, just W of jct with 2N65.1, overlooking Fern Cyn to the N; T2N R12W C1/2 S29 732 Comment
  RSA409635  Lepechinia fragrans Robert L. Dressler 1949-6-18 873 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UCR94686  Lepidium appelianum A. C. Sanders, E. J. Lott 1993-5-6 13969 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA0091363  Lepidium fremontii R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR220210  Lepidium fremontii R. G. Swinney 2009-4-24 10470 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  CAS-BOT-BC89427  Lepidium fremontii David Dreyer 1968-4-6 s.n. Los Angeles Roadside on north edge of San Gabriel Mountains. 1493 Comment
  RSA727338  Lepidium fremontii var. fremontii R. G. Swinney 1998-5-16 6059 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  CAS-BOT-BC89538  Lepidium lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles California Channel Islands. San Clemente Island. Canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  RSA158267  Lepidium latipes P. H. Raven 1962-4-12 17337 Los Angeles South of the Tomb 305 Comment
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Dec 24 2010
  RSA429626  Lepidium nitidum F. R. Fosberg 1931-3-26 4391 Los Angeles Santa Catalina Island. Above St. Catherine Hotel. 15 Comment
  RSA607503  Lepidium pinnatifidum L. C. Wheeler 1973-6-12 s.n. Los Angeles California State University, Long Beach. Comment
  CATA2012  Lepidium strictum Steven A. Junak, Mark Hoefs, Janet Takara 1998-3-22 507 Los Angeles Santa Catalina Island: At SE end of Little Harbor Campground, adjacent to upper camp sites 18 Comment
  RSA530054  Lepidium virginicum var. virginicum Timothy S. Ross 1991-8-16 5841 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  POM305773  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-6-27 951 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  POM361776  Lepidospartum squamatum L. C. Wheeler 1931-8-1 s.n. Los Angeles Thompson Wash near La Verne. 373 Comment
  SFV21056  Lepidospartum squamatum L. Gross, V. Soza 2001-5-31 393 Los Angeles Verdugo Mountains Southeast side of mountains. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  UC133437  Lepidospartum squamatum C. F. Baker 1903-9-20 3466 Los Angeles near Claremont; San Antonio Canyon Comment
  UC53936  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCR124130  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles Soledad Canyon, About 2.6 miles southwest of Saugus, US Hwy-99. 396 Comment
  POM352731  Leptochloa fusca subsp. uninervia Wm Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  SEINET12278989  Leptodactylon californicum C. L. Abbott 1926-1 s.n. Los Angeles Comment
  SBBG53218  Leptosiphon bicolor S. A. Junak 1978-4-16 SCa 51 Los Angeles next to rd on NW side of Isthmus Cove, NW of wharf Comment
  SBBG80327  Leptosiphon bicolor F. C. Boutin 1967-4-23 1650 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  CHSC83996  Leptosiphon breviculus John Dittes 1990-6-20 133 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  RSA0105013  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains: 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy. 1720 Comment
  UCR272643  Leptosiphon ciliatus R. G. Swinney 2011-6-7 15049 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  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
  UCR23838  Lessingia filaginifolia John C. Roos 1942-9-12 1719 Los Angeles City of Los Angeles, Westwood Village Comment
  CAS-BOT-BC339283  Lessingia glandulifera var. glandulifera LeRoy Abrams 1902-7-5 2722 Los Angeles Near the power house, San Gabriel Canyon Comment
  RSA0086923  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  UC1069808  Lessingia glandulifera var. glandulifera H. S. Yates 1936-8-28 6369 Los Angeles 2 mi se Big Pine Park; San Antonio Quad. Comment
  UCR125933  Lessingia glandulifera var. glandulifera A. C. Sanders, Mark Elvin 2002-6-19 25192 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR164526  Lessingia glandulifera var. glandulifera T. B. Salvato, Sandra Murcia 2005-11-8 1283 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  UCR223405  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-7-23 11397 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
  RSA187990  Leymus condensatus R. F. Thorne, Percy C. Everett 1965-6-23 34993 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon; 23 Comment
  POM352207  Leymus triticoides Robert Gustafson 1978-6-1 970 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
  CATA3494  Limonium perezii Benjamin J. Dion, Nathalie Cartan, Michael Thomas, Julia Parish 2017-10-11 046 Los Angeles Santa Catalina Island: Channel side; landscaped area on northeast edge of empty lot between Marilla Ave and Hiawatha Ave in Avalon 47 Comment
  RSA802056  Limosella acaulis Orlando Mistretta, Cher Batchelor, Neal Kramer 2011-7-25 5973 Los Angeles Rincon Red Box Rd, on ridgeline dividing W Fork San Gabriel River Cyn and Santa Anita Cyn, near helipad. 1227 Comment
  UC1147904  Limosella acaulis Robert F. Thorne and M. Z. Thorne 1966-8-29 36606 Los Angeles on road from Big Pines to Valyermo wet sandy margin Jackson Lake (Big Pines Recration area); San Gabriel Mts., Angeles National Forest, Jackson Lake 1859 Comment
  PASA743  Linanthus aureus Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA469958  Linanthus aureus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  UCR189742  Linanthus breviculus R. G. Swinney 1998-7-10 6385 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  UCR7794  Linanthus breviculus Steven M. Hutchison 1971-5-22 s.n. Los Angeles Western Mojave Desert, Hwy 138, 2 mi. west of Pinon Hills, 40 yards from highway on narrow dirt road 1189 Comment
  CAS-BOT-BC226767  Linanthus californicus LeRoy Abrams 1902-7-1 2624 Los Angeles Little Santa Anita Canon [Canyon] Comment
  LA52337  Linanthus californicus Harlan Lewis; 1940-2-4 1062 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 Comment
  RSA468479  Linanthus californicus F. R. Fosberg 1931-3-1 S- 4225 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 75 Comment
  RSA763522  Linanthus californicus Doris Bowers 1957-5-5 251 Los Angeles San Gabriel Canyon 915 Comment
  RSA679890  Linanthus concinnus LeRoy Gross 2003-6-7 999 Los Angeles From Three Points (off Angeles Crest Highway) east to spring on the south side of Mt. Waterman, north end of the San Gabriel Wilderness area. 1951 Comment
  POM364614  Linanthus dichotomus subsp. dichotomus Ora M. Clark 1929-3-30 1951 Los Angeles Antelope Valley, Mojave Desert, w. Lancaster Comment
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Apr 10 2012
  SEINET3163729  Linanthus parviflorus G. B. Grant 1904-5-5 694 a/6185 Los Angeles at Arroyo Seco Canyon, San Gabriel Mts., southern California 610 Comment
  RSA400294  Linaria canadensis var. texana F. R. Fosberg 1931-5-6 S- 4820 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  UCR220356  Linum usitatissimum R. G. Swinney 2009-4-13 10324 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UC1745918  Lipocarpha occidentalis Annetta M. Carter, Arthur Carter 1935-9-11 973 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
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Sep 20 2010
  UCR193680  Lithophragma R. G. Swinney, Dave Larson 1999-5-15 7141 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  CAS-BOT-BC426266  Lithophragma affine Le Roy Abrams 1901-4-3 1250 Los Angeles Santa Monica Mts. 304 Comment
  POM1584  Lithophragma affine I. M. Johnston 1917-5-6 1927 Los Angeles Evey Canyon, north of Claremont 762 Comment
  RSA244386  Lithophragma affine Robin S. Collins 1973-4-9 237 Los Angeles Angeles National Forest, San Gabriel Mts: Trail Cyn. 610 Comment
  UC11875  Lithophragma affine J. H. Barber 1897-3-21 73 Los Angeles Sepulveda Canyon; Sierra de Santa Monica, Sepulveda Canyon Comment
  SEINET6032174  Lithophragma affine E. Braunton 1904-1 912 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC432209  Lithophragma bolanderi I. W. Clokey; E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  RSA279077  Lithophragma bolanderi R. F. Thorne, C. W. Tilforth 1971-4-9 41524 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon. 427 Comment
  RSA0018466  Lithophragma heterophyllum Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property., Site proposed for landfill expansion. 457 Comment
  SBBG26904  Lithophragma heterophyllum I. W. Clokey 1935-5-9 Los Angeles San Dimas Cyn Comment
  SEINET11182033  Lobelia dunnii var. serrata Unknown 2009-8-6 11531 Los Angeles San Gabriel Mountains Comment
  UCR190882  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6722 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  RSA0051519  Lobelia laxiflora var. angustifolia Wm. Baker 1972-4-21 s.n. Los Angeles Pierce College Arboretum, Woodland Hills. 243 Comment
  RSA657439  Lobularia maritima Joseph M. Keefe 2001-1-19 30897 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  SDSU1208  Lobularia maritima A. H. Gallup 1949-3-1 310 Los Angeles Lasca - north end of meadow. 152 Comment
  SEINET10481378  Lobularia maritima David B. Dunn 1946-1 Dunn 1991 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, l.a. Comment
  UCSB12427  Loeseliastrum matthewsii Tinnin, Robert 1962-5-4 Los Angeles 12.5 miles northwest of Mountain Top Junction; about 9 miles east of Pearblossom on California State Highway 138 1036 Comment
  SBBG14265  Logfia arizonica M. A. Piehl 1962-6-9 62343 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  SBBG19208  Logfia arizonica M. A. Piehl 1963-12-8 631082 Los Angeles Cave Cyn, ca. 1/8 mi from mouth 15 Comment
  CATA1722  Logfia filaginoides Mark L. Hoefs, Steven A. Junak 2000-4-14 3069 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  UC1971217  Logfia filaginoides Louis C. Wheeler 1969-5-17 Los Angeles SANTA CATALINA ISLAND: 0.3 mile south southeast Isthmus Bench Mark. Comment
  CATA1381  Logfia gallica Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2503 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  UC1109345  Lolium multiflorum Peter H. Raven 1962-4-12 17348 Los Angeles Wilson Cove San Clemente Island (near docks); , Wilson Cove 15 Comment
  RSA603314  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA762244  Lolium perenne Orlando Mistretta, Christine Mistretta 2008-5-19 3122 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA598358  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-5-24 9748 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UCR2527  Lolium temulentum F. M. Reed 1920-4-11 4454 Los Angeles Reeves Ranch south of Covina 305 Comment
  RSA732539  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  SBBG44469  Lomatium dasycarpum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UCR273161  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains, c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, 500 Comment
  UCR102620  Lomatium mohavense B. G. Pitzer 1998-5-23 3749 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA452099  Lomatium mohavense L. E. Hoffman 1932-3-8 s.n. Los Angeles Arratre Canyon, N. side Mt. Gleason Comment
  POM320749  Lomatium mohavense subsp. mohavense Anonymous 1966-3-18 240 Los Angeles Palmdale, Lovejoy Buttes. 915 Comment
  JEPS25805  Lomatium utriculatum W. L. Jepson 1939-4-21 19228 A Los Angeles Leonis Valley 975 Comment
  UC1871041  Lonicera interrupta T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3958 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CSUSB685  Lonicera japonica Nadine Tolkan 1970-5-16 12 Los Angeles Playa del Rey, near corner of Vista del Mar and Vista del Mar Comment
  RSA670312  Lonicera subspicata Joseph M. Keefe 2001-3-16 31110 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA719729  Lonicera subspicata var. denudata R. G. Swinney 1996-8-7 5210 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  RSA529085  Lotus corniculatus Ted Nakase 1991-6-28 s.n. Los Angeles Glendora Comment
  RSA498325  Lotus heermannii var. heermannii Albert J. Perkins 1912-09 s.n. Los Angeles Mt. Wilson trail Comment
  RSA647881  Lotus heermannii var. heermannii LeRoy Gross, Wayne Law 2000-8-8 178 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. Parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA647908  Lotus heermannii var. heermannii LeRoy Gross, Wayne Law 2000-8-8 257 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  UCR222829  Lotus humistratus R. G. Swinney 2009-4-29 10591 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA771560  Lotus nevadensis R. G. Swinney 2009-5-28 10943 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA652433  Lotus oblongifolius A. E. Hersh 1950-7-24 s.n. Los Angeles UCLA campus, south parterre. 60 Comment
  LA47934  Lotus oblongifolius var. oblongifolius Louis Wheeler; 1931-8-27 28 Los Angeles San Gabriel Mountains, San Dimas Canyon 380 Comment
  UCR174640  Lotus purshianus Jennifer H. Jones 2006-6-4 376 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  RSA0112021  Lotus salsuginosus Richard G. Swinney 2011-3-29 14275 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
  RSA498804  Lotus salsuginosus var. salsuginosus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  POM9652  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4005 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  POM1927  Lotus strigosus L. R. Abrams 1901-04 1397 Los Angeles La Cananda Comment
  RSA250593  Lotus strigosus R. F. Thorne 1967-3-23 41602 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA594588  Lotus strigosus L. C. Wheeler 1967-5-7 9291 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  RSA249814  Lotus strigosus R. F. Thorne 1973-4-25 43381 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA601936  Lotus strigosus L. C. Wheeler 1946-5-12 6201 Los Angeles Chilao Guard Station Comment
  RSA598871  Lotus strigosus var. hirtellus Steve Boyd, T. S. Ross 1997-3-21 9248 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA596819  Lotus strigosus var. strigosus T. S. Ross, J. Mark Porter 1995-5-4 8463 B Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA355467  Ludwigia peploides subsp. peploides Geo. L. Moxley 1913-06 s.n. Los Angeles Edge of Echo Park Lake. Comment
  RSA750017  Lupinus R. G. Swinney 1999-8-16 7662 Los Angeles Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  SEINET2063042 Image available Lupinus J. Harry Lehr 1971-4-12 323 Los Angeles North side of Rte. 138, 7.1 mi east of Pearblossom, foothills, San Gabriel Mts. 1219 Comment
  CAS-BOT-BC201200  Lupinus F. A. M. 1931-3-10 3003 Los Angeles Tuna Canyon - Verdugo HIlls Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  RSA536049  Lupinus agardhianus T. S. Ross 1991-5-21 5398 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 457 Comment
  CAS-BOT-BC8507  Lupinus aliclementinus Reid Venable Moran 1941-2-18 587 Los Angeles San Clemente Island, Middle Ranch Creek 30 Comment
  CATA1551  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  RSA0103785  Lupinus bicolor R. G. Swinney 2011-4-20 14462 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA618781  Lupinus bicolor L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA649608  Lupinus bicolor Lori Ackerman, Gerald Braden 1988-4-22 20 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SBBG13632  Lupinus bicolor P. H. Raven 1962-4-10 17195 Los Angeles summit of Thirst 579 Comment
  RSA652734  Lupinus bicolor subsp. microphyllus Harold Lint, Dunn 1948-3-10 314 Los Angeles Bonita & Irwindale, Irwindale, Comment
  SBBG131682  Lupinus concinnus S. A. Junak 1999-4-24 SCa 871 Los Angeles E of Empire Landing Rd 213 Comment
  SEINET6068440  Lupinus concinnus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA517853  Lupinus concinnus subsp. concinnus Steve D. Boyd 1986-3-30 1504 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC205146  Lupinus elatus John Thomas Howell 1947-7-18 23386 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR120574  Lupinus excubitus Steven R. Hill, K. Kramer 2001-4-22 33336 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  CAS-BOT-BC216657  Lupinus excubitus subsp. hallii Huron H. Smith 1912-5-29 5015 Los Angeles Summit Road, Santa Catalina Island 243 Comment
  CAS-BOT-BC215337  Lupinus excubitus var. excubitus W. R. Dudley; F. H. Lamb 1896-6-9 4416 Los Angeles Elizabeth Lake Canon [Canyon], Liebre Mountains Comment
  SEINET10970259  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 x 8292 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  UC201990  Lupinus formosus Geo. B. Grant 1906-1 Los Angeles summit Mt. Wilson (San Gabriel Mts.); , summit Mt. Wilson 1828 Comment
  SEINET3131571  Lupinus formosus G. B. Grant 6913 Los Angeles Mt. Wilson, Pasadena 1829 Comment
  LA89126  Lupinus formosus var. bridgesii Dave Dunn; 1941-3-29 943 Los Angeles Claremont Golf Course by Foothill Blvd Comment
  SFV10193  Lupinus hirsutissimus J. G. Cuti 1978-4-19 59 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  LA205138  Lupinus latifolius var. parishii Louis Wheeler; 1932-4-29 662 Los Angeles 2 mi. NE of La Verne 373 Comment
  CAS-BOT-BC211687  Lupinus longifolius Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC211708  Lupinus longifolius Greene 1904-4-2 4098 Los Angeles Hills near Monrovia Comment
  SEINET3131588  Lupinus longifolius Unknown 1902-7-10 2505 Los Angeles Playa del Rey Comment
  UCR180363  Lupinus microcarpus Scott D. White, Pam Devries 2006-5-9 11404 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA0096916  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG67043  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-27 Los Angeles Little Martinez Crk near Castaic Comment
  SD234956  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26124 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. 487 Comment
  RSA230230  Lupinus peirsonii R. F. Thorne 1969-7-2 38339 Los Angeles Angeles National Forest; along Angeles Crest Hwy, 0.5 miles S of Dawson Saddle 2378 Comment
  SD186212  Lupinus sparsiflorus A. C. Sanders, Andy Thompson 2003-4-15 26007 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  RSA755931  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2008-4-9 2407 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA29233  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Higgins Canyon. Santa Monica Mts. 457 Comment
  RSA414264  Lupinus sparsiflorus subsp. sparsiflorus Anstruther Davidson 1890-5-1 s.n. Los Angeles Near Burbank Comment
  RSA617402  Lupinus sparsiflorus subsp. sparsiflorus Scott D. White 1998-6-4 6647 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  UC1584905  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., Western Pomona, Elephant Hill 228 Comment
  UCR131431  Lupinus succulentus Alison Lipman 1998-5-24 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
  SEINET10489013  Lupinus succulentus Robert F. Thorne 1973-4-12 Thorne 42906 Los Angeles San clemente island. China point at end of road. With atriplex spp., Lotus Argophyllus ornithopus, aphanisma blitoides, senecio lyonii, eriophyllum Nevinii, suaeda californica, artemisia nesiotica, malacothrix foliosa, etc.. Annual with purple flowers. 15 Comment
  UCR260013  Lupinus truncatus R. G. Swinney 2010-4-1 12145 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  SEINET3162273  Lycium brevipes var. hassei G. B. Grant, W. Wheeler 1904-1 739 a/6151 Los Angeles on Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC233472  Lycium californicum Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  POM243819  Lycium californicum F. R. Fosberg 1931-5-16 720 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  SBBG80279  Lycium californicum F. C. Boutin 1967-4-24 1702 Los Angeles E side of island Comment
  UC729775  Lycium californicum Carl B. Wolf 1932-5-12 Los Angeles 1.5 mi from Little Harbor (on road to Isthmus); Santa Catalina Island 91 Comment
  OBI9189  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi W Palmdale, Mojave Desert 762 Comment
  RSA141603  Lyonothamnus floribundus subsp. floribundus Percy C. Everett 1960-9-28 24296 Los Angeles Santa Catalina Island. North slope of Blackjack Mountain, along Ridge road 366 Comment
  RSA182995  Lyonothamnus floribundus subsp. floribundus Sherwin Carlquist, Robert F. Thorne 1966-4-29 1828 Los Angeles Santa Catalina Island. On upper slopes of Blackjack Mountain near beginning of road down to White's Landing Comment
  RSA451792  Lyonothamnus floribundus subsp. floribundus M. B. Dunkle 1928-5-20 1962 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  RSA589872  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  RSA773861  Machaeranthera canescens R. G. Swinney 2009-8-25 11464 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  RSA773973  Machaeranthera canescens R. G. Swinney 2009-7-29 11441 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC230920  Malacothamnus davidsonii Philip A. Munz 1925-4-19 9405 Los Angeles 2 miles East of San Fernando Comment
  UCR124963  Malacothamnus davidsonii J. C. Marvin 1910-1 s.n. Los Angeles Western San Gabriel Mtns., Pacoima Canyon 1000 Comment
  UCR266375  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4362 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  CAS-BOT-BC206207  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood, San Gabriel Mts. 1828 Comment
  RSA719743  Malacothamnus fasciculatus R. G. Swinney 1996-8-7 5229 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown s Flat. 1305 Comment
  RSA2840  Malacothamnus fasciculatus Carl B. Wolf 1931-10-23 2495 Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
  RSA585911  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-23 2604 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA599827  Malacothamnus fremontii Steve Boyd, Lauren Raz 1997-5-6 9751 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR127636  Malacothamnus fremontii Mark A. Elvin 2003-8-13 2986 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  POM212390  Malacothamnus fremontii Carl B. Wolf 1931-10-23 s.n. Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
  RSA0048472  Malacothrix Bruce Haines 1962-5-4 177 Los Angeles 5.8 miles East of junction with U.S. HIghway 6 on California 138. 883 Comment
  CAS-BOT-BC520318  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton, 0.7 road mi SE of jct of Soledad Canyon Rd & Crown Valley Rd., 0.3 mi E of Crown Valley Rd on dirt Rd below US Forest Service boundary 829 Comment
  SD66912  Malacothrix foliosa subsp. foliosa R. Mitchel Beauchamp 1967-3-19 327 Los Angeles San Clemente Island; 0.25 mile east of West Cove. Comment
  UCR222734  Malacothrix glabrata R. G. Swinney 2009-4-29 10573 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  POM362364  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1930-6-26 446 Los Angeles Lower Ballona Creek 5 Comment
  SDSU4814  Malacothrix saxatilis var. tenuifolia H. Wedberg 1966-4-3 1192 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  UC375456  Malacothrix saxatilis var. tenuifolia R. L. Pendleton and F. M. Reed 1909-7-2 1355 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  UC527248  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles near bridge on road from Tunjunga to San Fernando (Pacoima Wash); Pacoima Wash 365 Comment
  CAS-BOT-BC167866  Malosma laurina Elmer I. Applegate 1927-2-18 4977 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  RSA386404  Malosma laurina G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA682658  Malosma laurina LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1089 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UCR108641  Malva neglecta L. C. Wheeler 1970-5-14 s.n. Los Angeles Watts; Success Street, just south of 103d Street. 31 Comment
  SFV16072  Malva parviflora P. W. Byrne, K. Moser 1994-5-14 40 Los Angeles Santa Monica Mountains Topanga State Park. Topanga. Near entrance at end of Waveview Drive alongside a dirt fire road on north-facing slope. 350 Comment
  UCR127644  Malva parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25510 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  RSA434888  Malva parviflora Robert Gustafson 1981-4-14 2162 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA77179  Malvella leprosa F. W. Peirson 1951-8-18 2301 Los Angeles east of Long Beach Comment
  SEINET11982002  Malvella leprosa J. F. Bright, Wyman, C. 1931-1 5738 Los Angeles Hollywood Comment
  RSA0061124  Marah macrocarpa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6832 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA440984  Marah macrocarpa Jack Rempel 1932-2-27 s.n. Los Angeles El Segundo. Comment
  RSA598274  Marah macrocarpa var. macrocarpa R. G. Swinney 1989-11-24 1473 Los Angeles San Gabriel Mountains: in and near Glendora Wilderness Park, Big Dalton Canyon, 1.2 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road. 442 Comment
  POM4566  Marah macrocarpa var. macrocarpa C. F. Baker 1909-2-15 5243 Los Angeles Mountains near Claremont Comment
  RSA0055092  Marrubium vulgare Jim Shevock 1970-4-8 108 Los Angeles Los Angeles, Pierce College. 243 Comment
  RSA409828  Marrubium vulgare M. B. Dunkle 1939-4-3 7240 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA651645  Marrubium vulgare A. E. Hersh 1950-6-27 s.n. Los Angeles Faculty Hill UCLA. 61 Comment
  RSA719059  Matricaria matricarioides R. G. Swinney 1998-4-13 5949 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  RSA512034  Matricaria matricarioides L. C. Wheeler 1967-5-24 9712 Los Angeles San Gabriel Mts., Angeles National Forest: Indian Canyon, Sec. 20 822 Comment
  SD232690  Medicago lupulina Scott D. White 4052 Los Angeles Claremont: Geneva Ave: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. USGS Ontario quad. 323 Comment
  JEPS65522  Medicago lupulina Frank W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin San Gabriel Mountains, Swartout Valley 1798 Comment
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  SBBG12324  Medicago polymorpha P. H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove 60 Comment
  CDA4223  Medicago polymorpha L. C. Wheeler 1967-5-18 9648 Los Angeles San Gabriel Mountains, vicinity of Oak of the Golden Dream. Comment
  LA210149  Medicago polymorpha Monte Lloyd; 1950-7-31 500731p- 1245 Los Angeles Santa Monica Mountains, UCLA campus 121 Comment
  RSA3499  Melica imperfecta C. B. Wolf 1932-5-9 3442 Los Angeles Santa Catalina Island. Base of cliff opposite the tent city. 8 Comment
  RSA529303  Melica imperfecta Timothy S. Ross 1991-4-8 4473 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA534044  Melica imperfecta Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-19 5259 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396')) Beginning of drainage. 386 Comment
  SD260874  Melica imperfecta R. G. Swinney 2010-4-13 12197 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2 - 0.5 miles east of Pacoima Canyon. In burn area of 2009 Station Fire. 561 Comment
  UCR180222  Melica imperfecta R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA0030866  Melica imperfecta Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SEINET10860821  Melica imperfecta Unknown Anonymous 1220 Los Angeles Ballona Harbor. Comment
  UC1595257  Melilotus albus Tim Ross and Peter Fritsch 1990-6-20 3629 Los Angeles mouth of canyon near confluence of e and w forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  RSA0039140  Melilotus indicus R. G. Swinney 2010-3-10 11788 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA0112555  Melilotus indicus R. G. Swinney 2011-6-29 15336 B Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek. 1098 Comment
  SBBG108151  Melilotus indicus S. L. Crockett, M. L. Hoefs, S. A. Junak 1997-3-27 600 Los Angeles 0.2 mi N on lower Cape Cyn Reservoir Rd from jct with Cape Cyn Rd; ca. 10 m E of rd 286 Comment
  UCR261341  Melilotus indicus R. G. Swinney 2010-4-1 12163 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  LA200495  Melilotus indicus Norman A. Cole; May 1964 323 b Los Angeles 518 Comment
  RSA5869  Melilotus indicus Carl B. Wolf 1932-9-16 4119 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east and 1400 ft south of NW corner of NE/4, S2. 3 Comment
  RSA639240  Melilotus indicus R. F. Thorne, M. Z. Thorne 1971-4-25 41349 Los Angeles Johnson's Pasture north of Claremont 609 Comment
  SD69695  Mentha spicata Robert F. Thorne 1966-4-29 36299 Los Angeles Santa Catalina Island: in clear water of stream be in upper Middle Ranch Canyon just below small reservoir. 274 Comment
  UCR280760  Mentzelia albicaulis R. G. Swinney 2014-4-30 16276 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA762063  Mentzelia dispersa Orlando Mistretta, Christine Mistretta 2008-5-16 3088 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  RSA573715  Mentzelia laevicaulis Tim S. Ross 1990-8-17 3127 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  SBBG98857  Mentzelia laevicaulis E. R. Blakley 1991-11-20 7465 Los Angeles Canton Cyn, NE of Piru Lake 609 Comment
  UCR139912  Mentzelia laevicaulis Scott D. White 1997-5-14 5134 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  LA200647  Mentzelia micrantha Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR255834  Mentzelia micrantha R. G. Swinney 2010-5-4 12501 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
  RSA282441  Mentzelia veatchiana H. J. Thompson 1954-4-17 1596 Los Angeles 3 miles E of Palmdale, corner of Palmdale blvd, 40th street E 793 Comment
  RSA402614  Mesembryanthemum crystallinum F. R. Fosberg 1931-7-12 S- 5387 Los Angeles Bird Rock, Santa Catalina Island. Comment
  UCR143427  Mesembryanthemum crystallinum I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin region, Wilmington 3 Comment
  UC557629  Mesembryanthemum crystallinum Nell Murbarger 1936-3 99 Los Angeles s and w sides of San Clemente Island Comment
  CAS-BOT-BC428715  Micranthes californica P. A. Munz; L. Street; G. Williams 1919-4-5 2439 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  CAS-BOT-BC348918  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1962-4-18 6958 Los Angeles Tehachapi Mountains. Tejon Ranch: north side of Oso Canyon on the road to Mexican Mine 1005 Comment
  UCR232523  Microseris douglasii subsp. douglasii Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8012 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m east of Sierra Highway, 190 m west of 10th St, 535 m north of Ave C and one km south of Ave B 704 Comment
  LA200908  Microseris douglasii subsp. tenella Carl Wishner; 1997-3-24 2427 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  UCR155392  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  POM246542  Microseris lindleyi F. R. Fosberg 1931-3-27 4403 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  UCR128162  Microseris lindleyi Mark A. Elvin, Cathleen Weigand 2003-5-22 2896 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR220048  Microseris lindleyi R. G. Swinney 2009-4-24 10451 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR270931  Microseris lindleyi R. G. Swinney 2011-5-26 14837 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
  UCR213953  Microsteris gracilis subsp. humilis Dave Silverman, Cindy Hopkins 2009-4-27 6779 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark 1000 Comment
  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
  RSA587605  Mimulus aurantiacus Orlando Mistretta, S. D. Boyd, D. L. Banks 1994-4-29 1144 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  RSA60286  Mimulus aurantiacus G. R. Campbell 1948-5-13 580 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA668162  Mimulus aurantiacus Don Jillson 1961-3-19 s.n. Los Angeles Scholl Canyon. 299 Comment
  UCR174916  Mimulus aurantiacus var. pubescens Holly Summers 2006-6-4 41 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  UCSB10382  Mimulus brevipes Wedberg, H. 1957-5-9 Los Angeles 4 Mi N Hwy 61; Latigo Cyn Comment
  RSA126683  Mimulus cardinalis H. J. Thompson 1959-5-24 1983 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon. 46 Comment
  RSA588860  Mimulus cardinalis Orlando Mistretta 1994-9-21 1496 Los Angeles San Gabriel Mtns., Santiago Canyon, At jct. of Forest Rd. 4N20 with Santiago Creek. 1280 Comment
  SFV6852  Mimulus cardinalis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 582 Los Angeles San Gabriel Mountains Lamel Spring. 2378 Comment
  UC586848  Mimulus cardinalis Joseph Andorfer Ewan 1934-8-2 8482 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  UCR110878  Mimulus floribundus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22008 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCD122694  Mimulus grandis Gordon J. Pilone 1963-5-3 267 Los Angeles 2 miles east of Gorman on Hwy 138 on Tejon Ranch. Mt. Range: San Emigdio. Drainage Area: Pacific Slope. 1219 Comment
  RSA729593  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA774281  Mimulus guttatus R. G. Swinney 2009-6-8 11083 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC144520  Mimulus guttatus C. F. Baker 1903-8-2 3460 Los Angeles hills near Claremont Comment
  UCR206127  Mimulus guttatus R. G. Swinney 2008-6-9 9013 Los Angeles San Gabriel Mtns., middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  UCR208223  Mimulus guttatus R. S. Felger 1968-6-13 s.n. Los Angeles San Gabriel Mtns., Elsmere Canyon, Angeles National Forest, c. 2 mi. SE of Newhall 518 Comment
  LA209381  Mimulus guttatus W. R. Ernst; May 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA80448  Mimulus guttatus F. W. Peirson 1922-5-30 3073 Los Angeles Millard's Canyon, San Gabriel Mountains 991 Comment
  RSA0056584  Mimulus johnstonii David M. Thompson 1986-6-8 495 Los Angeles San Gabriel Moutains: 7.0 miles N of Angeles Crest Highway (Hwy 2) along road following the South Fork of Little Rock Creek (beginning at 'Three Points' on USGS map). Comment
  UC1409077  Mimulus pilosus R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42216 Los Angeles Mt. Waterman San Gabriel Mts., Angeles National Forest (seepage area at top pf ski lift) 2377 Comment
  RSA0006059  Mimulus traskiae Blanche Trask 1901-1 s.n. Los Angeles Catalina Island. Avalon. Comment
  RSA660849  Minuartia douglasii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 22 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA65593  Minuartia nuttallii subsp. gracilis F. W. Peirson 1921-6-17 2437 Los Angeles Divide between Little Rock Creek and Bear Creek, north side of San Gabriel Mountains 2073 Comment
  UCR206519  Mirabilis jalapa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36949 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  CAS-BOT-BC434628  Mirabilis laevis var. crassifolia Alice Eastwood 1913-5-11 3151 Los Angeles San Fernando Wash Comment
  UC1194959  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 120 Comment
  RSA158346  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-9 17174 Los Angeles Common shrub, to 0.2 meters tall , in rocky grassland near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA464656  Mirabilis laevis var. crassifolia D. A. Young 1969-5-25 P 471 Los Angeles Across the street from the Alpha Beta on Diamond Bar Blvd.. in Diamond Bar. 274 Comment
  CAS-BOT-BC219889  Monardella breweri subsp. breweri Ernest Braunton 1903-6-1 897 Los Angeles Glendale to Burbank Comment
  RSA408573  Monardella cinerea Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  POM188641  Monardella exilis P. A. Munz 1933-5-13 12939 Los Angeles 10 miles E of Rosamond Comment
  UCR219836  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin, Adam Clause 2008-5-30 5972 Los Angeles Transverse Range; Santa Monica Mtns., Santa Ynez Canyon, c. 300 m north of Ver de La Montura Rd. Comment
  SD215570  Monardella lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains; Millar Canyon, mesa between Millard Canyon and Arroyo Seco. 441 Comment
  RSA0016133  Monardella linoides subsp. erecta Orlando Mistretta, Mark A. Elvin 1995-6-20 1799 -A Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA230712  Monardella linoides subsp. stricta Robert F. Thorne, M. Z. Thorne 1969-7-9 38524 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  LA88353  Monolopia lanceolata O. H. Kappler; 1944-4-16 587 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  RSA604535  Muhlenbergia microsperma Sara L. Crockett, S. Junak, M. Hoefs, Janet Takara 1997-3-28 623 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 20-30m upslope 43 Comment
  SBBG113043  Muhlenbergia microsperma S. A. Junak with K. Kirkland 1998-4-30 SCa 563 Los Angeles upper portion of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  SD85123  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6327 Los Angeles rock crevices on south slope, west of Pyramid Head, south of Lighthouse, San Clemente Island 38 Comment
  UCD169645  Muhlenbergia microsperma Mark Elvin; Sarah Crockett 1997-3-17 372 Los Angeles Channel Islands, Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25 m NE middle Ranch on Cape Canyon Road. Towards canyon floor opposite machine house at outcrop with Heteromeles buch [sic. bush?] on top. N slope of ridge. Comment
  SEINET10926903  Muhlenbergia richardsonis Victor Duran 1933-7-20 Duran 3522 Los Angeles Buckhorn, San Gabriel Mts., 1981 Comment
  CAS-BOT-BC515102  Muilla maritima V. June Wetherell; C. F. Quibell 1960-4-29 241 Los Angeles Angeles National Forest, along road to Crystal Lake Recreation Area. Comment
  SD216573  Myoporum laetum Andrew Chen 2011-1-3 1438 Los Angeles Azusa; Along San Gabriel River Bike Trail, east bank, 100-350m north of Foothill Blvd. Comment
  RSA247974  Nama demissa Robert F. Thorne, Gary D. Wallace 1973-4-24 43440 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA729958  Nama demissa var. demissa R. G. Swinney 1999-4-5 7062 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
  UC880827  Nama demissa var. demissa I. W. Clokey, B. C. Templeton 1930-4-8 4649 Los Angeles w Lancaster (open field); w of Lancaster 400 Comment
  SBBG77211  Nassella cernua F. R. Fosberg 1931-3-19 4308 Los Angeles Hamilton Cyn near Avalon 10 Comment
  CAS-BOT-BC259922  Nassella lepida Mrs. Jos. Clemens 1922-5-5 s.n. Los Angeles Los Angeles Comment
  POM244891  Nassella lepida F. R. Fosberg 1931-3-19 663 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island Comment
  CAS-BOT-BC260141  Nassella pulchra Le Roy Abrams 1901-4-1 1527 Los Angeles Prospect Park Comment
  RSA611058  Nasturtium officinale L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon; T2N R8W S36, SW/4 975 Comment
  UCR238102  Navarretia atractyloides Mark A. Elvin 2003-6-30 2960 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 deg. ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  UCR276761  Nemacladus R. G. Swinney 2011-5-16 14747 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
  SBBG127088  Nemacladus pinnatifidus A. Parikh, N. Gale 2011-6-20 3488 Los Angeles S of Rabbit Peak, 1.8 km E of Angeles Forest Hwy, 0.2 km N of Monte Cristo Crk; San Gabriel Mtns 1330 Comment
  RSA728297  Nemophila Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1954 Los Angeles Fort Tejon Road. Comment
  RSA421318  Nemophila menziesii N. Towers 1884-3-3 s.n. Los Angeles Near USC Los Angeles Comment
  SEINET5521013  Nemophila menziesii G. B. Grant March 3rd 833 Los Angeles Pasadena, southern CA Comment
  RSA733768  Nemophila menziesii var. integrifolia R. G. Swinney 2000-6-19 7832 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  RSA653291  Nemophila pedunculata Kelly Middleton, David Middleton 1988-5-8 7 Los Angeles Glendora Ridge Road, 4.4 miles north of Glendora Mountain road and Sierra Madre Blvd. in Glendora 1220 Comment
  LA52039  Neogaerrhinum kelloggii M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  UCR273266  Nicotiana attenuata R. G. Swinney 2011-7-7 15417 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA657348  Nicotiana glauca S. Campbell 1980-6-4 36 Los Angeles Verdugo Mountains Region: Found on southeastern slope of Verdugo Mountains. 259 Comment
  UCR256869  Nicotiana glauca R. G. Swinney 2010-8-16 13546 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA51859  Nicotiana quadrivalvis Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA426673  Nicotiana quadrivalvis D. L. Crawford 1936-5-5 s.n. Los Angeles Soledad Canyon. Comment
  UC68731  Nicotiana quadrivalvis H. M. Hall 1905-7-23 6711 Los Angeles San Francisquito Canyon 762 Comment
  RSA730257  Oenothera californica subsp. californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns.: ridge extending west from Big John Peak, above Big John Flat 1799 Comment
  RSA125209  Oenothera californica subsp. californica P. A. Munz 1957-5-15 22578 Los Angeles 14 mi. E of Lancaster. Comment
  SEINET13383988 Image available Oenothera elata subsp. hirsutissima R. G. Swinney 2010-1 12321 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  UC218024  Oenothera laciniata P. A. Munz 1922-7-17 6127 Los Angeles New York Ave. Pasadena Comment
  CAS-BOT-BC427446  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point, W. side of Fourth O' July Cove. 30 Comment
  SEINET10732296  Opuntia X occidentalis George Engelmann Engelmann s.n. Los Angeles Comment
  SEINET10947796  Opuntia littoralis LeRoy R. Abrams, Ernest A. McGregor 1908-7-2 Abrams 558 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains. 1158 Comment
  SEINET2449266  Opuntia parryi Unknown 1951-1 Los Angeles Comment
  RSA459610  Opuntia vaseyi F. R. Fosberg 1932-7-15 8613 Los Angeles Laurel Canyon, Santa Monica Mountains. Comment
  UC717057  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles in dry ditches assimilating vernal pools around airport at at corner of South Western Avenue and Rosecrans Avenue; Los Angeles Comment
  NY9650  Orcuttia californica A. A. Beetle 1946-6-11 4678 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
  UCR209527  Oreonana vestita R. G. Swinney 2008-7-3 9158 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA0104815  Orobanche bulbosa Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 579 Comment
  SD111598  Orobanche fasciculata W. P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. 1790 Comment
  UC1400353  Osmorhiza brachypoda Donald R. Bissing 1973-6-2 168 Los Angeles Evey Canyon San Gabriel Mountains (ne side, 1.3 mi from canyon mouth) 975 Comment
  UC1605244  Osmorhiza brachypoda Tim Ross and Steve Boyd 1991-4-25 4613 Los Angeles lower Graveyard Canyon San Gabriel Mtns., Glendora 7.5' USGS Quadrangle ((which joins lower E Fk of the San Gabriel River at ca 1540 ft)) 512 Comment
  UCR78152  Osmorhiza brachypoda Wandalee Thompson 1964-4-8 24 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  SEINET3132496  Osmorhiza brachypoda G. B. Grant 1371 Los Angeles Sierra Madre, Old Wilson Trail Comment
  RSA660056  Oxalis corniculata Carol Zuck 1981-2-3 1 Los Angeles 1443 A Springfield St. Upland. Comment
  SDSU602  Oxalis pes-caprae A. H. Gallup 1949-3-5 323 Los Angeles Lasca- common around cultivated area. 152 Comment
  CDA4686  Oxalis pes-caprae L. C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: Between Canyon Crest Drive & National Forest Boundary. . 0 Comment
  UCSB3553  Oxalis pes-caprae Gill, Robert 1959-2-27 Los Angeles Pomona College campus, Claremont 365 Comment
  RSA0012911  Oxytheca trilobata R. G. Swinney 2009-6-2 11026 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA99479  Paeonia californica Hisao P. Arai; 1957-3-16 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UCR178614  Papaver R. G. Swinney 1989-8-25 s.n. Los Angeles San Gabriel Mtns., Glendora, 50 yards north of Bluebird Motorway, 100 yards west of eastern boundary of Bluebird Ranch Comment
  UC1594354  Parapholis incurva Tim Ross 1992-4-14 6183 Los Angeles Lemon Tank Road ca 25 m ese of intersection Lemon Tank Rd with main n-s island rd San Clemente Island 341 Comment
  UCR179768  Parietaria judaica R. E. Riefner Jr. 2006-7-29 06- 332 Los Angeles South Coast, San Pedro, San Pedro Bay, Adams Drive at Miner St. 9 Comment
  RSA482384  Paspalum dilatatum Richard Noyes 1988-8-24 636 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  RSA585248  Paspalum distichum L. C. Wheeler 1933-11-19 2275 Los Angeles San Gabriel Canyon. 335 Comment
  UCR204901  Paspalum vaginatum R. E. Riefner Jr. 2005-11-4 05- 744 Los Angeles South Coast, city of Malibu, Zuma Lagoon, Westward Beach Road 3 Comment
  UC1930113  Paspalum vaginatum R. E. Riefner Jr. 2006-7-29 06 -330 Los Angeles City of Carson, Dominguez Channel, S of Del Amo Blvd. near Carson St. Comment
  UCR99446  Passiflora caerulea L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  SBBG31380  Pectocarya linearis subsp. ferocula R. F. Thorne with P. C. Everett 1965-5-11 34670 Los Angeles rd to Hay Press 457 Comment
  UC1114564  Pectocarya linearis subsp. ferocula Peter H. Raven 1958-3-23 11966 Los Angeles 4.3 mi s Pearblossom (above Big Rock Creek) Comment
  UCSB27907  Pectocarya penicillata Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  SFV5402  Pectocarya setosa J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Big Pines Highway, midway between Pearblossom and Valyermo. Roadside. 1037 Comment
  UCR184211  Pectocarya setosa A. C. Sanders 2007-4-19 33449 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA128261  Pedicularis densiflora H. J. Thompson 1959-3-31 1010 Los Angeles 0.7 mi from Triunfo Canyon, 2 mi. west of Cornell, Lobo Canyon. 244 Comment
  RSA425330  Pedicularis semibarbata Albert J. Perkins 1928-4-23 s.n. Los Angeles Mt. Pacofico. 1677 Comment
  RSA0060872  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UC1587553  Pellaea andromedifolia Tim Ross and Annette Ross 1991-9-7 5960 Los Angeles near Mulholland Hwy X Yerba Buena Rd (below hairpin turn in Mulholland Hwy); Santa Monica Mts, Triunfo Quadrangle 359 Comment
  UC42642  Pellaea andromedifolia R. S. Norris June 1893 Los Angeles Catalina Island Comment
  SDSU3614  Pellaea andromedifolia Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Garbriel Mtns. rocky bank about 1/8 of a mile down Chantrx Flats Trail. Comment
  LA94178  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-5-14 2027 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA624466  Pellaea mucronata var. mucronata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA613027  Pennisetum clandestinum L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mountains: Millard Canyon just inside Angeles National Forest Boundary. Comment
  RSA0055991  Pennisetum setaceum Richard G. Swinney 2010-3-16 11926 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
  HSC20965  Penstemon centranthifolius David Porter 1965-4-22 46 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA599809  Penstemon centranthifolius Steve D. Boyd, Lauren Raz 1997-3-25 9301 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UCR241089  Penstemon centranthifolius Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  RSA710223  Penstemon centranthifolius Blanche Sell 1923-6-12 s.n. Los Angeles Topanga Pass. Comment
  UC1584891  Penstemon grinnellii Tim Ross, Steve Boyd 1991-7-24 5623 Los Angeles ridge nne G.M. (Granite Mountain vicinity); , Pacifico Mountain Quad, nne G.M. 1865 Comment
  RSA408102  Penstemon heterophyllus subsp. australis Anstruther Davidson 1890-07 s.n. Los Angeles Glendale. Comment
  RSA549822  Penstemon heterophyllus var. heterophyllus Wandalee Thompson 1964-6-16 51 Los Angeles Near Swartz Ranch, Pine Canyon Road, N-2, ca. 7 mi. W of Lake Elizabeth 1128 Comment
  SEINET13383122 Image available Penstemon spectabilis R. G. Swinney 2010-1 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  LA51905  Penstemon spectabilis var. subviscosus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA729363  Penstemon spectabilis var. subviscosus R. G. Swinney 1998-7-27 6494 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  CAS-BOT-BC330487  Pentachaeta aurea Louis C. Wheeler 1936-6-6 4121 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts. 457 Comment
  LA201529  Pentachaeta lyonii Arthur C. Gibson; 2003-6-3 sn Los Angeles Santa Monica Mountains, Triunfo Creek Park, Westlake Village, Pentachaeta Trail 304 Comment
  RSA0070767  Pentagramma triangularis Carl Elkin 1948-2-6 s.n. Los Angeles Campus of Cal Poly, San Dimas. 50 ft from the hut area in the canyon. Comment
  LA94209  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1789 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  RSA682724  Pentagramma triangularis subsp. triangularis LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 953 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road., (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.) 564 Comment
  UCSB30919  Pentagramma triangularis subsp. viscosa Parker, V. 1974-3-27 Los Angeles On ocean exposed NE slope 600 ft. above ocean; Fisherman's Cove, Santa Catalina Island 182 Comment
  UC399561  Pentagramma viscosa F. M. Reed 1909-7-4 2845 Los Angeles hills se of Avalon; Santa Catalina Isl. 335 Comment
  RSA0063341  Pentagramma viscosa Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4417 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  LA33623  Peritoma arborea Peter H. Raven; 1959-3-15 13845 Los Angeles Santa Monica Mountains, Zuma Canyon, just E of Zuma Beach 21 Comment
  CAS-BOT-BC73740  Peritoma arborea var. globosa Rev. J. C. Nevin s.n. Los Angeles Newport Comment
  CAS-BOT-BC355973  Perityle emoryi Carl Epling 1931-5-12 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA226043  Petalonyx thurberi subsp. thurberi Robert F. Thorne, C. W. Tilforth 1971-6-17 39897 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
  UCR227622  Petunia parviflora D. E. Bramlet, P. Richards 2010-8-2 4731 Los Angeles Chino-Puente Hills, San Jose Creek, 165 m east of the San Gabriel River, 95 m east of the 605 Fwy and 204 m south of Pellissier Place 67 Comment
  RSA616272  Phacelia cicutaria Scott D. White, Pam DeVries 1998-5-15 6502 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  SBBG95231  Phacelia cicutaria var. hispida M. B. Dunkle 1928-4-14 1864 Los Angeles Renton Mine Comment
  RSA517135  Phacelia cicutaria var. hispida Tim S. Ross 1990-5-14 2492 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  SD38312  Phacelia cicutaria var. hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  LA38569  Phacelia distans Carl Epling; J. A. Ewan June 1933 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  RSA26564  Phacelia distans J. T. Howell 1928-6-10 3888 Los Angeles Fish Canyon Comment
  UC1595472  Phacelia distans Tim Ross 1992-4-4 6096 Los Angeles Adobe Mountain SW Mojave Desert, Adobe Mtn USGS 7.5' topo 926 Comment
  UCR281169  Phacelia distans R. G. Swinney 2014-5-7 16426 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  SD75542  Phacelia distans M. B. Dunkle 1939-5-28 8122 Los Angeles San Clemente Island; east coast of island. Comment
  UCR147797  Phacelia egena Valerie Soza, LeRoy Gross 2000-6-13 1000 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  RSA518017  Phacelia fremontii Steve Boyd, Orlando Mistretta 1986-3-31 1555 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA611346  Phacelia fremontii Steve Boyd 1998-4-1 10136 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  SD41977  Phacelia fremontii Darley F. Howe 1947-5-6 1533 Los Angeles North side San Gabriel Mountains. 1524 Comment
  HSC13642  Phacelia fremontii C. S. Apperson 1966-5-24 Los Angeles 6 mi. N of Hi Vista on 200th St. Comment
  RSA682449  Phacelia grandiflora LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1039 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UC1594386  Phacelia grandiflora Tim Ross 1992-5-17 6331 Los Angeles San Gabriel Reservoir San Gabriel Mountains (center w side, short easterly spur canyon along Hwy 39) 463 Comment
  UCR124611  Phacelia grandiflora I. W. Clokey, B. C. Templeton 1929-1 4450 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCD120448  Phacelia grandiflora Gene Bishop 1994-5-19 T- 8 Los Angeles Topanga Canyon, halfway between coast and Calabasas. Comment
  RSA428002  Phacelia imbricata subsp. imbricata Elbert Benjamine 1929-5-26 193 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA428026  Phacelia imbricata subsp. imbricata G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UCR270836  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-26 14867 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
  RSA748990  Phacelia longipes R. G. Swinney 2008-5-13 8869 Los Angeles Devils Punchbowl Co. Park, South Fork Trail 0.7 mi. east of Holcomb Canyon 1512 Comment
  SDSU6630  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mts. 671 Comment
  UC1174668  Phacelia longipes L. R. Heckard, R. Bacigalupi, and G. T. Robbins 1953-6-15 508 Los Angeles along Forest Service rd near confluence of Pacoima Creek with its North Fork; San Gabriel Mts., Pacoima Canyon Comment
  UCR192951  Phacelia longipes Dan S. Cooper 2008-1 s.n. Los Angeles Los Angeles Basin, just east of Illinois Dr, southwestern South Pasadena 233 Comment
  UCR205590  Phacelia longipes R. G. Swinney 2008-5-13 8869 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, South Fork Trail 0.7 mi. east of Holcomb Canyon 1512 Comment
  RSA0069843  Phacelia minor R. G. Swinney 2010-5-4 12487 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
  SD43389  Phacelia minor D. F. Howe 1948-5-2 1800 Los Angeles Angelus Crest Road to Mt. Wilson 975 Comment
  UC1174718  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  UCR202730  Phacelia mohavensis R. G. Swinney, Cody Clarke 2001-8-22 8085 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  POM346646  Phacelia parryi Barry Burnell 1971-4-23 319 Los Angeles Claremont, Pomona College Wash SE corner; Drainage area: Pacific slope 335 Comment
  RSA0081631  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  VVC279  Phacelia ramosissima P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  CAS-BOT-BC133977  Phacelia ramosissima var. latifolia G. B. Grant 1900-6-5 s.n. Los Angeles Pasadena. Culvert SPRR near Raymond Comment
  CHSC3690  Phacelia tanacetifolia M. MacArthur 1966-5-12 18 Los Angeles San Rafael Hills- Glendale College. 213 Comment
  RSA534140  Phalaris minor Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5075 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  UC205649  Phalaris minor S. B. Parish 1918-6-5 11865 Los Angeles Playa del Rey Comment
  UCR274080  Phalaris paradoxa Steven A. Junak 1999-5-20 SCa- 955 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  RSA72012  Phlox diffusa F. W. Peirson 1922-7-6 3179 Los Angeles Blue Ridge, near Swartout Valley. 2287 Comment
  UC73642  Phlox gracilis Geo. B. Grant Jun 1900 784 Los Angeles Lincoln Park Comment
  RSA350913  Pholisma paniculatum B. C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles El Segundo Comment
  SBBG37807  Pholistoma auritum R. Moran 1941-3-7 684 Los Angeles Middle Ranch 200 Comment
  UC24145  Pholistoma auritum J. H. Barber 1897-3-14 53 Los Angeles Santa Monica Canyon Comment
  RSA459244  Pholistoma auritum Anstruther Davidson 1890-1-14 s.n. Los Angeles Los Angeles. Comment
  RSA592821  Phoradendron bolleanum var. densum Steve D. Boyd 1996-4-24 8661 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  POM354318  Phoradendron macrophyllum C. Epling, L. Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon. Comment
  POM354331  Phoradendron macrophyllum Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA573665  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 65 Los Angeles RSABG grounds (NW sector near beginning of California Communities section). Comment
  UCR129936  Phoradendron pauciflorum Orlando Mistretta, T. S. Ross 1994-6-1 1289 -A Los Angeles San Gabriel Mtns, Santiago Canyon. Pacifico Mtn, near top of Santiago Canyon 1966 Comment
  UCD102198  Phoradendron serotinum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon, N. of Claremont. 426 Comment
  SFV21906  Phoradendron villosum J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Chilao Flat, Manzanita Loop of Chilao Campground. 1600 Comment
  RSA434514  Phyla nodiflora F. R. Fosberg 1931-7-14 S- 5414 Los Angeles Santa Catalina Island. Avalon. 20 Comment
  RSA683022  Phyllospadix scouleri E. Yale Dawson 1956-11-16 15279 Los Angeles Cobbletone rocky shore near topanga canyon blvd Comment
  UCR142892  Physalis lancifolia L. C. Wheeler 1932-7-19 965 Los Angeles San Gabriel Valley, 2 miles north of Claremont 412 Comment
  CHSC26130  Pinus contorta subsp. murrayana B. Prigge 1970-4-12 109 Los Angeles 18 air minles north of San Dimas, 1 mile S of Dawson Saddle on State Hwy 2; San Gabriel Mountains. 2743 Comment
  RSA384427  Pinus contorta var. murrayana L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  UCR256235  Pinus flexilis R. G. Swinney 2010-9-21 13848 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR172739  Pinus halepensis Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  RSA774600  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA585772  Pinus lambertiana Orlando Mistretta 1995-7-11 1884 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UC215353  Pinus lambertiana George B. Grant and Walter Wheeler 1904-5-17 985 -6233 Los Angeles Mt. Wilson 1524 Comment
  CATA1878  Piperia cooperi Denise Knapp 2003-4-5 Los Angeles Santa Catalina Island: At the Blair Ironwood Grove, between Black Jack and Echo Lake 373 Comment
  POM244813  Piperia cooperi F. R. Fosberg 1931-5-14 S 4867 Los Angeles Santa Catalina Island, Middle Ranch Canyon near mouth of Cape canyon. 200 Comment
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  RSA0037422  Piptatherum miliaceum R. G. Swinney 2010-5-29 13415 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  SBBG131973  Piptatherum miliaceum S. A. Junak 1990-11-9 SCI 145 Los Angeles just SE of air terminal building, at N end of island 60 Comment
  CATA3028  Pittosporum undulatum Amy Catalano 2016-3-14 034 Los Angeles Santa Catalina Island: Quail Valley 180 Comment
  RSA517845  Plagiobothrys arizonicus Steve Boyd 1986-3-30 1494 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR180376  Plagiobothrys arizonicus Scott D. White, Pam Devries 2006-5-9 11415 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  UCR95313  Plagiobothrys arizonicus T. S. Ross, V. W. Steinmann 1995-5-8 8573 Los Angeles San Gabriel Mtns., Slopes between leona Valley and Lost Valley. 1183 Comment
  SBBG31148  Plagiobothrys canescens R. F. Thorne 1966-4-28 36255 Los Angeles Hay Press area [Haypress] Comment
  UCD120811  Plagiobothrys canescens Daryl Koutnik 1978-4-14 356 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  UCR265488  Plagiobothrys canescens Dan S. Cooper 2015-4-29 2015- 36 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, end of Pony Cross Rd. 167 Comment
  RSA0117600  Plagiobothrys canescens var. canescens A. C. Sanders 2008-4-10 34792 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  IRVC26316  Plagiobothrys nothofulvus A. C. Sanders, Andy Thompson 2003-4-15 25983 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  SEINET3152909  Plagiobothrys nothofulvus G. B. Grant 1904-5-5 995 Los Angeles Altadena Comment
  UCR144147  Plagiobothrys nothofulvus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  CATA506  Plantago coronopus Sara L. Crockett 1997-4-2 650 Los Angeles Santa Catalina Island: Point above Empire Landing Quarry site, ca. 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road 240 Comment
  SBBG128223  Plantago coronopus M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3175 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  LA82076  Plantago erecta Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA595629  Plantago lanceolata Mark Hoefs, Robert F. Thorne 1996-4-6 2671 Los Angeles Old Bird Park, Avalon Canyon. 104 Comment
  UC76651  Plantago lanceolata unknown Jun 1901 Los Angeles near Whittier Comment
  RSA402055B  Plantago lanceolata Robert Gustafson 1981-4-14 2183 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG112931  Plantago major S. A. Junak 1997-11-15 SCa 481 Los Angeles Avalon Cyn, at Los Angeles County Interpretive Center 76 Comment
  SBBG38672  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7270 Los Angeles China Pt Comment
  SBBG105346  Plantago ovata var. insularis H. L. Ferguson 1980-4-16 131 Los Angeles Westshore Reservoir near Montago skeet range, S of sand dunes area Comment
  RSA250511  Platanthera sparsiflora Robert F. Thorne, John Dourley 1967-10-10 37353 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA578833  Platanus racemosa Tim S. Ross, Darin Banks 1994-4-13 7523 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  CAS-BOT-BC91668  Platystemon californicus C. F. Baker 1909-5-15 5328 Los Angeles Claremont. Comment
  CAS-BOT-BC91661  Platystemon californicus Ernest C. Twisselmann 1959-6-2 5532 Los Angeles Liebre Mountain. Just below the fire lookout. 1478 Comment
  POM11215  Platystemon californicus George B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey. Comment
  RSA252875  Platystemon californicus Robert F. Thorne 1973-5-11 43522 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  RSA445694  Platystemon californicus M. B. Dunkle 1938-3-20 5227 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA445687  Platystemon californicus var. californicus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1015 Los Angeles San Francisquito Canyon, San Gabriel Mts. 700 Comment
  RSA595335  Platystemon californicus var. californicus Louis C. Wheeler 1967-5-8 9342 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA751476  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04 -367 Los Angeles City of Malibu, Zuma Lagoon at Westward Beach Road. 3 Comment
  RSA100277  Plectritis ciliosa subsp. insignis F. W. Peirson 1951-5-13 1204 Los Angeles Arroyo Seco, Pasadena Comment
  IRVC29044  Pluchea sericea A. C. Sanders, Mark Elvin 2002-6-25 25276 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  SBBG116988  Poa annua S. A. Junak 2001-5-4 SCa 1482 Los Angeles rd between Cherry Cove and 4th of July Cove, ca. 0.1 mi W of ridge between the two coves Comment
  SBBG130998  Poa annua S. A. Junak 1999-5-6 SCa 882 Los Angeles 0.1 mi W of Emerald Bay Rd, at gate 15 Comment
  RSA776171  Poa palustris Orlando Mistretta, Christine Mistretta 2010-6-17 5331 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR204747  Poa pratensis R. G. Swinney 2005-8-9 8421 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC237686  Poa secunda Elizabeth A. Kellogg; Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and above cutbank on county road N2 1219 Comment
  POM115021  Poa secunda George B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena. Comment
  POM1238  Poa secunda B. Sanford 1912-05 s.n. Los Angeles Claremont Comment
  RSA587007  Poa secunda Orlando Mistretta 1992-5-8 289 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA608698  Poa secunda L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  SEINET10882975  Poa secunda E. A. Kellogg, Elizabeth L. Taylor 1980-5-25 Kellogg 321 Los Angeles T8N R17W S29. On and above cutbank on county road N2. 1219 Comment
  CAS-BOT-BC236199  Poa secunda subsp. secunda G. B. Grant 1900-4-22 1475 Los Angeles Summit, Mount Wilson 1828 Comment
  RSA576937  Polycarpon tetraphyllum L. C. Wheeler 1933-6-24 1883 Los Angeles 1077 New York Ave, Altadena. 381 Comment
  RSA653887  Polycarpon tetraphyllum Valerie L. Soza, Steve Boyd 2000-4-26 791 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA584490  Polycarpon tetraphyllum Timothy S. Ross 1992-5-24 6425 Los Angeles W margin of Hwy 39, and on disturbed slope descending into Brown s Gulch. 479 Comment
  UCR43566  Polygala cornuta var. fishiae B. A. Prigge 1985-6-14 6419 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  POM122117  Polygonum arenastrum George B. Grant 1905-11-1 s.n. Los Angeles Pasadena. Comment
  RSA177685  Polygonum aviculare subsp. aviculare Robert F. Thorne, Percy C. Everett 1965-5-10 34458 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  LA94069  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 b Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  POM12518  Polypodium californicum M. L. Kendall 1921-3-23 120 Los Angeles Lone Hill, San Dimas Comment
  CAS-BOT-BC71902  Polypodium californicum 1903-1-4 s.n. Los Angeles Pasadena, w side of AS at Colorado St. Comment
  POM199746  Polypodium californicum I. W. Clokey, B. Templeton 1929-05 4483 Los Angeles Mandeville Canyon 300 Comment
  UCSB62305  Polypodium californicum Kiefer, Lawrence 1967-2-26 Los Angeles San Gabriel Mtns., Grotto Creek, tributary of Big Tujunga Canyon (Narrows area), near the confluence 975 Comment
  UCSB62357  Polypodium californicum Kiefer, Lawrence 1967-2-4 Los Angeles San Gabriel Mtns., N of La Canada, Fox Creek tributary of Big Tujunga Canyon, ca. 1/2mi above the falls 762 Comment
  UCSB62402  Polypodium californicum Kendall, M 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62426  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA600368  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-28 9870 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
  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
  RSA733227  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-17 6769 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  CAS-BOT-BC410009  Populus X parryi Joseph Andorfer Ewan 1932-4-22 7181 Los Angeles along Los Angeles River, San Fernando Valley Comment
  POM307805  Populus balsamifera subsp. trichocarpa Henry J. Ramsey, Henry J. Ramsey 1938-1-22 2755 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA640816  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1931-5-10 s.n. Los Angeles San Gabriel Mountains: Big Dalton Canyon. Comment
  UCR276976  Populus fremontii R. G. Swinney 2010-6-1 13145 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
  RSA752288  Portulaca oleracea Justin M. Wood 2009-7-25 1162 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  CAS-BOT-BC453704  Potamogeton illinoensis F. Grinnell Jr. 1917-9-1 s.n. Los Angeles Crystal Lake near Mt Islip, San Gabriel Mountains Comment
  UC1260171  Potamogeton pectinatus Robert F. Thorne and D. Propst 1974-9-10 45116 Los Angeles Big Spring Reservoir; Santa Catalina Island 762 Comment
  RSA498680  Potentilla anserina Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  RSA329648  Potentilla glandulosa subsp. ewanii Gary D. Wallace 1975-7-12 1445 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  RSA424590  Prunella vulgaris var. lanceolata Unspecified 1917-08 s.n. Los Angeles L.A. Comment
  SEINET10628873 Image available Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3767 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR177579  Prunus fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA562003  Prunus lyonii M. S. Lyon 1884-07 s.n. Los Angeles Santa Catalina Island. Comment
  UCR272727  Prunus lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles Channel Islands, Mosquito Summit, San Clemente Island 366 Comment
  UCD170963  Prunus persica R. G. Swinney 2009-6-27 11288 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge. 194 Comment
  POM358735  Pseudognaphalium biolettii Larry E. DeBuhr 1977-4-17 2583 Los Angeles Santa Catalina Island, Ridge SE of Shark Harbour Comment
  RSA631399  Pseudognaphalium biolettii Valerie L. Soza, Kent Hughes 1999-6-4 470 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  SBBG14338  Pseudognaphalium luteoalbum E. R. Blakley 1962-10-5 5441 Los Angeles Cottonwood Cyn, 0.5 mi upstream from the ocean 30 Comment
  SD240862  Pseudognaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7 - 1.2 mi. north and NE of Foothill Blvd., Azusa /Duarte. 188 Comment
  SFV12452  Pseudognaphalium ramosissimum M. H. Grayum, D. L. Koutnik 1978-1-28 953 Los Angeles Santa Monica Mountains Coastal bluffs and flats just east of Temescal Canyon along Pacific Coast Highway. 8 Comment
  RSA529212  Pseudotsuga macrocarpa T. S. Ross, Steve Boyd 1991-7-24 5655 Los Angeles Granite Mountain 1982 Comment
  UCSB69227  Pteridium aquilinum Gross, LeRoy; Larson, Steve; Soza, Valerie 2001-5-31 Los Angeles Los Angeles Basin: Vedugo Mountains Region: Southeast side. Dead Horse Canyon 335 Comment
  RSA690867  Pteridium aquilinum var. pubescens E. S. Spalding 1922-11-20 s.n. Los Angeles Near Glendale Comment
  CAS-BOT-BC421199  Pterostegia drymarioides John H. Thomas 1957-5-25 6772 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 609 Comment
  RSA392923  Pterostegia drymarioides F. R. Fosberg 1931-4-2 S 4452 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 250 Comment
  RSA616157  Pterostegia drymarioides Valerie L. Soza 1998-5-3 89 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 412 Comment
  RSA702696  Pterostegia drymarioides Scott D. White, Pam De Vries 2004-5-18 10405 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR205177  Pterostegia drymarioides R. G. Swinney 2008-4-10 8637 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  PASA1189  Purshia tridentata Stason 1931-5-9 Los Angeles Canyon near Willow Springs Comment
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Apr 30 2015
  RSA0040539  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s.n. Los Angeles Big Cienega 2012 Comment
  RSA714523  Pyrus kawakamii A. C. Sanders, Lee Jones 2005-4-8 29328 Los Angeles South Coast: Palos Verdes Pininsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCD56634  Quercus John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, in canyon behind Haypress Reservoir, roughly 2 mi. west of Avalon, 381 Comment
  POM48579  Quercus X grandidentata George B. Grant 1904-6-14 s.n. Los Angeles Monrovia Comment
  RSA0014961  Quercus agrifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11691 -A Los Angeles 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 Conservancy reserve lands. Comment
  RSA0085286  Quercus agrifolia R. G. Swinney 2010-8-16 13529 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA608345  Quercus agrifolia var. agrifolia Louis C. Wheeler 1930-3-15 16 Los Angeles Mandeville Canyon. Comment
  UCR130507  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2000-8-29 00- 749 Los Angeles San Gabriel Mtns., north of Azusa, Hwy 39, canyons along Morris Reservoir 352 Comment
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Jan 5 2020
  RSA655364  Quercus berberidifolia LeRoy Gross 2000-11-4 316 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  SEINET3237751 Image available Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Santa Monica Mountains; near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy. 305 Comment
  UCR170458  Quercus berberidifolia Alex R. Van Dam 2004-4-25 031 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  UCR208081  Quercus berberidifolia B. C. Templeton 1930-4-2 1433 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCSB72067  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 365 Comment
  UCR270300  Quercus chrysolepis R. G. Swinney 2011-11-1 15954 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CAS-BOT-BC86903  Quercus douglasii E. R. Blakley 1962-10-6 5472 Los Angeles Santa Catalina Island. Head of Bullrush Canyon 358 Comment
  UCR209681  Quercus dumosa Dan S. Cooper 2009-1 209- 25 .1 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  RSA682123  Quercus durata Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  CAS-BOT-BC518731  Quercus durata var. gabrielensis Mitch Provance 2016-3-1 316 -23 Los Angeles San Gabriel Mountains: Altadena, lower slopes just NE of Canon Blvd. and Dev\onwood Rd. 570 Comment
  RSA741092  Quercus durata var. gabrielensis Justin M. Wood 2008-11-20 242 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  RSA87162  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 376 Los Angeles East trail to Mt. Lowe 640 Comment
  POM6465  Quercus engelmannii P. A. Munz, L. T. Street, G. Williams 1919-4-19 2494 Los Angeles Lone Hill, San Dimas Comment
  RSA597118  Quercus john-tuckeri Tim S. Ross 1990-6-22 3711 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCSB34827  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  RSA476812  Quercus kelloggii F. H. Elmore 1936-4-27 278 Los Angeles Near Big Pines. Comment
  CAS-BOT-BC61541  Quercus lobata Le Roy Abrams; E. A. McGregor 1908-6-19 825 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR100570  Quercus lobata Dan S. Cooper 1997-10-12 s.n. Los Angeles San Gabriel Valley, City of Industry, just west of Brea Canyon Dr., 1/4 mi. north of Hwy I-60 165 Comment
  UCR187131  Quercus lobata A. C. Sanders 2006-5-16 32360 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  RSA0073124  Quercus pacifica Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 23 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  CAS-BOT-BC104425  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Channel Islands. Santa Catalina Island. Pebble Beach Canyon 91 Comment
  CAS-BOT-BC258366  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 244 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  RSA158219  Quercus tomentella Peter H. Raven 1962-7-10 17980 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island. 244 Comment
  SBBG43930  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD75586  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles San Clemente Island, NE slope Comment
  RSA138040  Quercus turbinella E. K. Balls 1960-4-15 24088 Los Angeles Johnson Grade, San Bernardino Mts. 1799 Comment
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May 15 2008
  RSA0062863  Quercus wislizeni var. frutescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6776 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA579457  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1994-9-21 8305 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  RSA748582  Rafinesquia californica Scott D. White, Justin M. Wood 2009-5-6 12640 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  RSA777371  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2010-5-19 5137 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SBBG96953  Rafinesquia californica S. Boyd with T. Ross, L. Arnseth 1990-4-8 4288 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  RSA399383  Ranunculus californicus R. S. Woglum 1930-5-10 s.n. Los Angeles North Hollywood Comment
  CAS-BOT-BC378881  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-1 s.n. Los Angeles Pasadena Comment
  SFV21866  Raphanus sativus J. N. Hogue 2011-3-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  RSA390203  Rhamnus californica Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA172325  Rhamnus crocea Robert F. Thorne, James Henrickson 1963-5-5 32313 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  OBI70948  Rhamnus ilicifolia Steve Boyd 1997-3-25 9260 Los Angeles Liebre Mts region: Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco rd 951 Comment
  UC1871230  Rhamnus ilicifolia T. S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UCR199996  Rhamnus ilicifolia Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1342 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 457 Comment
  SBBG32097  Rhamnus pirifolia R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -171 Los Angeles lower Bullrush Cyn Comment
  UC1211038  Rhamnus pirifolia Huron H. Smith 1912-5-29 5026 Los Angeles Santa Catalina Island 396 Comment
  UCR50759  Rhamnus pirifolia Tom Scott 1988-5-8 s.n. Los Angeles Channel Islands, San Clemente Island, bottom of Horse Canyon Comment
  RSA230174  Rhamnus tomentella subsp. cuspidata Robert F. Thorne 1969-7-2 38245 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sandy margin of East Fork of Alder Creek, Charlton Flat burn (of 1954) 1585 Comment
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Dec 11 2015
  CAS-BOT-BC200704  Rhus aromatica Carl B. Wolf 1928-3-29 1565 Los Angeles 3 mi. s.w. of Neenach at junction of Pine Canyon and Sandberg roads Comment
  UCR73390  Rhus aromatica T. S. Ross 1991-8-14 5749 Los Angeles San Gabriel Mtns, Granite Mountain, southeasterly slope 1887 Comment
  RSA239456  Rhus integrifolia E. R. Blakely 1962-6-9 5198 Los Angeles San Clemente Island. North slope of canyon west of road, 2 1/2 miles north of China Point. 168 Comment
  UCR220384  Rhus ovata R. G. Swinney 2009-4-16 10352 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
  RSA584442  Ribes R. G. Swinney 1992-7-10 1856 Los Angeles San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  RSA85320  Ribes amarum F. W. Peirson 1919-4-5 316 Los Angeles Mt. Wilson Toll Road, S side of San Gabriel Mts 1067 Comment
  SD77871  Ribes amarum D. F. Howe 1970-3-8 4681 Los Angeles 10.5 miles west of Laurel Canyon Boulevard on Mulholland Drive, Santa Monica Mountains. 427 Comment
  SEINET3151599  Ribes amarum G. B. Grant 1904-4-4 1124 Los Angeles Garvanza Comment
  UCR70824  Ribes amarum L. C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mtns, Arroyo Seco 457 Comment
  LA33882  Ribes aureum var. gracillimum Henry J. Thompson; 1959-3-22 1872 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon 243 Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  SBBG70984  Ribes aureum var. gracillimum R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR99398  Ribes aureum var. gracillimum Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  CAS-BOT-BC93092  Ribes californicum var. hesperium Peter H. Raven; R. Snow 1957-7-25 11066 Los Angeles 1.6 mile north of junction of Padua Avenue with Mount Baldy Road, San Gabriel Mountains. Comment
  CAS-BOT-BC108874  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  LA200834  Ribes malvaceum Carl Epling; 1930-2-22 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR147699  Ribes malvaceum Valerie Soza, Wayne Law, Laura A. Moore 2000-6-27 1035 Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  RSA441460  Ribes malvaceum var. viridifolium John P. Hill 1933-3-24 s.n. Los Angeles Verdugo Woodlands, near Los Angeles Comment
  CAS-BOT-BC412  Ribes montigenum Alfred James McClatchie 1893-8-16 s.n. Los Angeles Summit of Mt. San Antonio 3048 Comment
  RSA0021939  Ribes montigenum Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41074 Los Angeles San Gabriel Mountains, Angeles National Forest: saddle ridge between West Baldy and Old Baldy. 3003 Comment
  RSA755844  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCD102433  Ribes quercetorum Gordon Pilone 1961-2-18 91 Los Angeles Hartley Ranch on Frazier Road and Hwy 99. Tehachapi Mt. Range. 1219 Comment
  RSA1178  Ribes quercetorum B. D. Stark 1930-6-28 866 Los Angeles Pine Canyon Comment
  RSA631352  Ribes roezlii Louis C. Wheeler 1967-9-5 10694 Los Angeles Lupine Campground, Prairie Fork. 1982 Comment
  CAS-BOT-BC186167  Ribes roezlii var. roezlii G. R. Campbell 1952-6-28 17286 Los Angeles South slope Mt. Baldy (San Antonio), San Gabriel Mts. 2499 Comment
  LA50724  Ribes speciosum W. O. Griesel; March 1936 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA82099  Ribes speciosum O. H. Kappler; 1941-3-15 129 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  OBI14011  Ribes speciosum Louis C. Wheeler 1932-3-12 480 Los Angeles Mandeville Cyn, Santa Monica Mts Comment
  UCR200009  Ribes speciosum Valerie Soza, Mariam Sidibeh 2003-3-26 1621 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, near junction of Ridge Motorway and Gladys Motorway, off junction of Camino San Rafael and Flintridge Drive, south-southwest of Flint Peak 564 Comment
  RSA454974  Ribes viburnifolium Anstruther Davidson 1894-04 s.n. Los Angeles Catalina Island Comment
  RSA127455  Ricinus communis H. J. Thompson, P. H. Raven 1959-9-6 14377 Los Angeles Near mouth of Malibu creek. 12 Comment
  UC1870313  Ricinus communis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1030 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  RSA791606  Rigiopappus leptocladus D. Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, N of Oso Canyon, 2.8 km due W of Ca Aqueduct, 1.3 km S of Kern Co line, and 1.4 km S of National Cement plant. 1062 Comment
  LA201730  Robinia pseudoacacia Arthur C. Gibson; 2001-5-19 4822 Los Angeles Santa Monica Mountains, Mulholland Hwy, E of Las Virgenes Road, just E of Soka University Comment
  CAS-BOT-BC92176  Romneya coulteri var. coulteri June Giddings s.n. Los Angeles Altadena. Comment
  SFV12543  Rorippa curvisiliqua M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 856 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  CAS-BOT-BC147479  Rosa californica Alice Eastwood 1919-7-4 9277 Los Angeles Santa Monica Canyon, Los Angeles Comment
  UCR272842  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  LA211122  Rumex Arthur C. Gibson; Tarja Sagar 2009-6-30 5259 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Peter Strauss. Comment
  RSA601170  Rumex conglomeratus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  UCR252548  Rumex hymenosepalus R. G. Swinney 2010-3-11 11868 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash 348 Comment
  SDSU9725  Rumex salicifolius R. M. Beauchamp 1967-6-2 540 Los Angeles Growing in are half way between Eel Point and the sand dunes on east side of dirt road. Elev. 100'. San Clemente Island. 30 Comment
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May 16 2008
  POM27155  Rupertia physodes Marcus E. Jones 1882-5-2 2691 Los Angeles Pasadena. Comment
  RSA91297  Rupertia physodes Louis C. Wheeler 1934-4-27 2573 Los Angeles Marshall Creek (La Verne Quad.), San Gabriel Mountains. 457 Comment
  RSA776322  Salazaria mexicana R. G. Swinney 2009-4-29 10611 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC103152  Salix bonplandiana Le Roy Abrams 1901-4-11 1467 Los Angeles Ballona River near Mesmer Comment
  OBI5719  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles At bottom of Lower San Gabriel Cyn, about 9.5 km above Azusa 300 Comment
  UCR271853  Salix exigua R. G. Swinney 2011-6-23 15287 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  IRVC29648  Salix laevigata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26224 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  LA208745  Salix laevigata Carl Hedin; Joseph Ewan 1932-4-30 7645 Los Angeles Along stream from Baldwin Hills near Higuera Road, Culver City [Area 2] Comment
  RSA527714  Salix laevigata Tim S. Ross, Annette Ross 1991-3-7 4138 Los Angeles Elephant Hill, western Pomona. 230 Comment
  POM182047  Salix lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City). Comment
  RSA0081795  Salix lasiolepis R. G. Swinney 2010-3-16 11930 Los Angeles 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
  UC1234783  Salix lasiolepis Peter H. Raven 1962-5-20 17801 Los Angeles about opposite ranch in Middle Canyon Bullrush Canyon; Santa Catalina Isl., Bullrush Canyon 213 Comment
  UC506414  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7664 Los Angeles Ballona Marshes Ballona Creek (Area 4, Tree 3) Comment
  RSA0073299  Salix scouleriana Bonnie C. Templeton 1932-6-1 4869 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mts. 1829 Comment
  SD252320  Salsola Steven A. Junak 1999-9-10 Sca 1083 Los Angeles Santa Catalina Island: Along Bulrush Canyon Trail, above plant stop. 438 Comment
  RSA0095115  Saltugilia australis P. A. Munz 1925-4-23 9460 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0095001  Saltugilia splendens subsp. splendens Orlando Mistretta 1993-6-28 897 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  POM50364  Salvia apiana L. R. Abrams 1901-4-13 1497 Los Angeles Sierra Madre, hillside trail. Comment
  RSA337607  Salvia apiana S. Carlquist 1983-7-20 15799 Los Angeles Mt. Baldy Road near flood control dam at base of canyon. Comment
  RSA401626B  Salvia apiana William Emboden 1969-5-28 31 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  OBI70575  Salvia columbariae Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9460 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  SD253491  Salvia columbariae R. G. Swinney 2011-4-1 14302 A Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  UCSB33626  Salvia dorrii var. dorrii Risk, Paul 1963-5-14 Los Angeles Little Rock Dam; San Gabriel Mountains 914 Comment
  CAS-BOT-BC229930  Salvia mellifera G. R. Campbell 1950-4-17 14594 Los Angeles Escondido Canyon, on road to Malibu Lake, 8 miles from Hwy Alt. 101 548 Comment
  CATA585  Salvia mellifera Mark L. Hoefs 1991-4-7 1023 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  IRVC28210  Salvia mellifera A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26283 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA434104  Salvia mellifera M. B. Dunkle 1933-4-19 3309 Los Angeles Palos Verdes Hills. Comment
  SBBG53970  Salvia mellifera K. R. Montgomery, T. W. Strid 1973-5-13 73 -9 Los Angeles N facing slope at Dillon Divide; site of LASCA Cistus field plot Comment
  UCD125590  Salvia mellifera P. B. Kennedy 1928-3-1 s.n. Los Angeles canyon above golf-links, Avalon, Santa Catalina. Comment
  UCSB9276  Salvia mellifera Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 304 Comment
  UCR170404  Salvia spathacea Alex R. Van Dam 2004-5-16 021 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  RSA0065578  Sambucus caerulea Eleanor McClung 1937-5-5 163 Los Angeles Griffith Park, Los Angeles. Comment
  RSA332895  Sambucus mexicana Wayne E. Sawyer 1981-6-18 56 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi from Dawson Saddle. 2301 Comment
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Jul 17 2015
  UCR65242  Sambucus mexicana F. R. Fosberg 1931-3-18 S- 04289 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 20 Comment
  CAS-BOT-BC238728  Sambucus nigra subsp. caerulea Peter H. Raven 1957-9-21 11330 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  CAS-BOT-BC238755  Sambucus nigra subsp. caerulea Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA0115959  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  LA94334  Sambucus nigra subsp. canadensis Norman A. Cole; May 1964 382 Los Angeles SANTA MONICA MOUNTAINS, 1.2 mi. from junction Rambla Pacifico and Schuern Road (Site no. 13). 685 Comment
  LA202575  Sanguisorba minor subsp. muricata Elizabeth McClintock; 1943-3-27 176 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park, E of Greek Theater. Comment
  CATA877  Sanicula arguta Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1688 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  POM122935  Sanicula arguta Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM3419  Sanicula arguta L. R. Abrams 1901-04 1242 Los Angeles Inglewood Comment
  RSA470985  Sanicula arguta C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  SBBG10648  Sanicula arguta R. Moran 1959-3-9 7160 Los Angeles 1 mi N of Eel Pt 20 Comment
  UCR213235  Sanicula bipinnata Dan S. Cooper 2010-4-9 20100409- 27 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  RSA0085345  Sanicula crassicaulis Steven A. Junak 2001-5-3 SCa- 1473 Los Angeles Santa Catalina Island. N of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon. 375 Comment
  RSA763506  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-6 2667 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  RSA639225  Sanicula tuberosa R. F. Thorne, M. Z. Thorne 1971-4-25 41337 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  SEINET13945255 Image available Sanicula tuberosa Peter H. Raven, Henry J. Thompson 1959-1 13928 Los Angeles Just to east of Malibu Junction, Santa Monica Mountains; 800 ft. 34 deg. N, 118-119 deg. W 244 Comment
  CAS-BOT-BC218942  Schinus molle Louis C. Wheeler 1932-7-9 948 Los Angeles 1 mi. SW San Dimas 243 Comment
  RSA366045  Schoenoplectus americanus Robert Gustafson 1981-4-29 2208 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA564241  Schoenoplectus californicus Scott D. White 1992-10-8 876 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  CAS-BOT-BC111235  Schoenoplectus californicus Ellsworth Bethel 1915-8-1 s.n. Los Angeles Long Beach Comment
  POM9528  Scirpus microcarpus Phillip A. Munz, R. D. Harwood 1920-5-17 3979 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA0094179  Scirpus microcarpus R. G. Swinney 2011-10-13 15798 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  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
  SD72389  Scrophularia villosa Darley F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island Comment
  RSA0115860  Scrophularia villosa Steven A. Junak 1999-5-6 SCa- 888 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, just inland from creek mouth, W-facing slope at 1st fork in canyon. 24 Comment
  RSA229017  Scutellaria siphocampyloides Robert F. Thorne, C. W. Tilforth 1971-6-30 40822 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  SEINET10625734 Image available Sechium edule Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2515 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  CAS-BOT-BC62025  Selaginella bigelovii Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  RSA683752  Selaginella bigelovii Tena Shultz Clare 1931-10-20 s.n. Los Angeles Eaton Canyon Comment
  SEINET6336371  Selaginella bigelovii L. C. Wheeler 1933-2-23 1482 Los Angeles Vasquez Rocks, Soledad Canyon drainage 838 Comment
  UC128657  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont Comment
  CAS-BOT-BC333082  Senecio flaccidus var. douglasii Alice Eastwood 1919-7-4 9278 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC333104  Senecio flaccidus var. douglasii unspecified 1902-6-25 s.n. Los Angeles San Gabriel Canyon Comment
  UC1930205  Senecio flaccidus var. douglasii Mark Elvin, Anne Marie Ruff 1996-8-1 304 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  CAS-BOT-BC341214  Senecio lyonii J. H. Thomas 1949-2-22 1 Los Angeles Wilson's Cove, San Clemente Island Comment
  SBBG95941  Senecio lyonii M. B. Dunkle 1939-11-24 Los Angeles east coast summit Comment
  SBBG96751  Senecio lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4278 Los Angeles lower half of China Cyn Comment
  RSA719581  Senecio triangularis R. G. Swinney 1997-7-22 5706 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UC205619  Senecio triangularis I. M. Johnston 1918-7-6 2088 Los Angeles Prairie Fork San Gabriel River, San Antonio Mountains Comment
  UCR118600  Sesuvium verrucosum David Charlton, Lew Heide 1991-9-22 5622 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  CAS-BOT-BC243576  Setaria parviflora A. Davidson M. D. 1892-8-1 3176 Los Angeles Washington and Alameda St., Los Angeles Comment
  LA105187  Setaria parviflora A. C. Sanders; 1987-7-22 7161 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd 30 Comment
  UCR99513  Setaria parviflora Steve Boyd, Lauren Raz 1996-10-14 9084 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  UC18936  Sidalcea neomexicana unknown June 1892 Los Angeles Santa Monica Comment
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Dec 24 2007
  JEPS67303  Sidalcea sparsifolia C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4744 Los Angeles Bouquet Canyon 800 Comment
  RSA661098  Silene antirrhina Orlando Mistretta 1992-4-5 210 Los Angeles Guds, San Clemente Island. Comment
  POM305925  Silene gallica Henry J. Ramsey, Henry Ramsey 1936-5-1 1223 Los Angeles Altadena, Eaton Canyon Park. Comment
  RSA533453  Silene gallica Timothy S. Ross 1991-4-21 4543 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  SD217260  Silene gallica Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4436 Los Angeles San Clemente Island; east side of island,Bryce Canyon near Malo Point. Comment
  LA94367  Silene laciniata subsp. laciniata J. A. Ewan; 1930-5-30 2243 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, above Hollywood Lake. 304 Comment
  UC465690  Silene laciniata subsp. major Geo. B. Grant May, 1904 1205 Los Angeles Pasadena Comment
  RSA629690  Silene parishii Scott D. White, David E. Bramlet 1998-8-11 7049 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
  UCR193562  Silene verecunda R. G. Swinney 1999-6-28 7441 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  CATA3423  Silybum marianum Jaimie Choi, Olivia Reda, Stuart Olshevski 2017-5-1 004 Los Angeles Santa Catalina Island: Cape Canyon, interior 278 Comment
  UCR219918  Silybum marianum R. G. Swinney 2009-4-17 10396 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  UCR280554  Silybum marianum R. G. Swinney 2014-6-5 16725 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  RSA0030678  Silybum marianum Bruce Kittess 1954-4-29 S.N. Los Angeles Canoga Park. 244 Comment
  UCR221899  Sisymbrium altissimum R. G. Swinney 2009-4-28 10540 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA431704  Sisymbrium altissimum Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Canyon Comment
  RSA0088597  Sisymbrium irio R. G. Swinney 2010-5-4 12546 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  JEPS14823  Sisymbrium irio Frank W. Peirson 1923-3-23 3355 Los Angeles streets of Claremont Claremont Comment
  LA201855  Sisymbrium irio Arthur C. Gibson; 2003-5-24 4987 Los Angeles Simi Hills, Box Canyon, at driveway along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 487 Comment
  RSA0081298  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  UCR271820  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  RSA630753  Sisymbrium orientale L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 670 Comment
  SBBG133347  Sisymbrium orientale K. Klementowski 2008-2-19 SERG 109 -08 Los Angeles E side of Airport and E side of Perimeter Rd Comment
  RSA366921  Sisyrinchium bellum N. C. Cooper 1945-5-1 2334 Los Angeles Tapia Park region 762 Comment
  SEINET12048486  Sisyrinchium bellum Los Angeles High School Students 1903-1 44 Los Angeles Comment
  POM4250  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles El Monte. Along Railroad. 91 Comment
  RSA0092459  Solanum douglasii R. G. Swinney 2011-11-3 15984 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson trailhead, north of Sierra Madre. 622 Comment
  SBBG49564  Solanum douglasii M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  SEINET3246030  Solanum douglasii T. B. Salvato, Sandra Murcia 2007-1 2018 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir(Mount Wilson) 411 Comment
  UC917795  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles near corner of Skyline and Ardsheal Drives, Whittier Hills Whittier Hills Comment
  RSA422418  Solanum douglasii Robert Gustafson 1981-4-14 2163 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA422431  Solanum douglasii F. R. Fosberg 1930-6-23 S- 2987 Los Angeles Del Rey. 2 Comment
  UC1191774  Solanum douglasii Malcolm A. Nobs, S. Galen Smith 1948-9-8 647 Los Angeles just w of Malibu Comment
  NY759856  Solanum nigrum T. G. Yuncker 1931-6-21 3998 Los Angeles Azusa Comment
  RSA520075  Solanum triflorum Steve D. Boyd 1988-7-12 2534 Los Angeles Claremont, grounds of RSA, fresh fill dirt for burms along Indian Hill Blvd. 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
  JEPS12157  Solanum umbelliferum I. W. Clokey 1931-3-11 5348 Los Angeles San Gabriel Canyon 900 Comment
  UC586885  Solanum umbelliferum Joseph Andorfer Ewan 1934-8-3 8380 Los Angeles Swarthout Valley, near county line Swarthout Valley; San Gabriel Mountains, Swarthout Valley 1981 Comment
  UC884942  Solanum umbelliferum I. W. Clokey, B. C. Templeton 1930-4-8 4643 Los Angeles San Francisquito Canyon, nw L.A. County San Francisquito Canyon Comment
  CAS-BOT-BC237747  Solanum wallacei Grant; Wheeler 1904-4-1 6141 Los Angeles Santa Catalina Island Comment
  SD28035  Solanum wallacei subsp. clokeyi Carl B. Wolf 1932-5-9 3491 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach 305 Comment
  CHSC5094  Solanum xanti M. MacArthur 1967-7-16 79 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Intermittent steam side. 1524 Comment
  RSA0021518  Solanum xanti Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5147 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR42535  Solanum xanti L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  UCR43275  Solanum xanti var. montanum David Charlton 1986-6-15 239 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA473614  Solidago californica L. E. Hoffman 1932-8-14 17122 Los Angeles Crystal Lake, Angeles National Forest. 1677 Comment
  CAS-BOT-BC365312  Solidago confinis Timothy S. Ross; Steve Boyd 1994-9-20 8270 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  SFV13413  Solidago velutina subsp. californica W. M. Perry Oct 1980 117 Los Angeles San Gabriel Mountains Cattle Canyon / Cow Canyon. Third drainage on USFS Road 2N06. Comment
  SEINET11383203 Image available Solidago velutina subsp. californica F. R. Fosberg, Ewan, Joseph 1931-1 5036 Los Angeles 0.5 mile below Big Cienega, Islip Trail; Comment
  UCR24170  Soliva sessilis Alfred R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, [3400] Wilshire Blvd. 69 Comment
  RSA0021712  Sonchus asper Duncan S. Bell, Caitlin Elam 2013-6-24 5262 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  RSA594462  Sonchus asper Steve Boyd, Lauren Raz 1996-9-24 8946 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
  JEPS30626  Sonchus oleraceus Peter H. Raven 1959-5-9 14165 Los Angeles Mulholland Hwy 1 mi w Las Virgenes Rd. (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage 274 Comment
  RSA0045288  Sonchus oleraceus Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA511330  Sonchus oleraceus A. C. Sanders 1988-5-18 7844 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  SD69570  Sonchus oleraceus Robert F. Thorne 1966-9-14 Los Angeles Santa Catalina Island. behind dunes and salina at Little Harbor. 4 Comment
  RSA649004  Sorghum halepense Scott Lowe 1991-5-12 30 Los Angeles San Gabriel River channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UC53556  Sorghum halepense H. P. Chandler 1902-9-9 2014 Los Angeles raodside near Ballona Lagoon Comment
  OBI69413  Spartium junceum Kim Sheffron 1994-4-9 4 Los Angeles Santa Susana Mts., Brown's Cyn, Chatsworth, W side of De Soto St past 118 fwy along path across stream Comment
  RSA670937  Spartium junceum Joseph M. Keefe 2001-1-19 30924 Los Angeles 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock 90041. 284 Comment
  POM219948  Spergula arvensis F. R. Fosberg 1932-3-28 8062 Los Angeles El Segundo 30 Comment
  RSA0097907  Spergularia bocconi Valerie L. Soza, Steve Boyd 2000-4-26 790 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  UCR65239  Spergularia bocconi F. R. Fosberg 1931-7-14 S- 05405 Los Angeles Channel Islands, Santa Catalina Island, Echo Lake 350 Comment
  UC557722  Spergularia macrotheca Nell Murbarger Mar 1936 65 Los Angeles San Clemente Island; e side, overhanging cliffs near spring Comment
  CAS-BOT-BC390340  Spergularia macrotheca var. macrotheca Carl B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  CATA254  Spergularia macrotheca var. macrotheca Mark L. Hoefs, A. Douglas Propst 1973-5-4 256 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  SBBG95218  Spergularia macrotheca var. macrotheca M. B. Dunkle 1928-4-29 1910 Los Angeles Little Harbor Comment
  UCR104134  Stachys albens Scott D. White 1997-5-21 5202 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
  UCR269591  Stachys albens R. G. Swinney 2011-6-29 15340 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  LA52395  Stachys albens Nesta Hutchinson; 1931-5-30 s.n. Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA46602  Stachys albens Frances Runyan 1971-7-14 s.n. Los Angeles Moist draw, 3 1/2 miles west of Acton, Agua Dulce Canyon Road, Agua Dulce. 701 Comment
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May 11 2016
  LA52373  Stachys bullata C. L. Hogue; 1954-3-30 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon, ca 3 mi. N of Sunset Blvd 274 Comment
  LA85174  Stanleya pinnata var. pinnata O. H. Kappler; 1946-4-13 1120 Los Angeles San Gabriel Mountains, S Antelope Valley, N slope of mountains 914 Comment
  RSA562568  Stellaria media Steve Boyd, Walter Appleby 1993-4-22 7982 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA747042  Stellaria media R. G. Swinney 2008-4-16 8671 Los Angeles San Dimas, Spring Canyon 341 Comment
  UCR184116  Stellaria media A. C. Sanders, T. B. Salvato 2007-4-24 33500 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  CAS-BOT-BC375123  Stephanomeria cichoriacea G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  CAS-BOT-BC375137  Stephanomeria cichoriacea L. R. Abrams 1900-8-10 858 Los Angeles San Gabriel River Canon [Canyon] Comment
  JEPS64629  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley Mojave Desert, Antelope Valley 731 Comment
  RSA0049487  Stephanomeria pauciflora Richard G. Swinney 2010-5-7 12613 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  UC220721  Stephanomeria pauciflora A. D. E. Elmer July 1902 3501 Los Angeles Lancaster Comment
  UCSB7371  Stephanomeria pauciflora Wedberg, H. 1958-7-24 Los Angeles Angeles Forest Hwy. between Vincent and tunnel, San Gabriel Mtns. Comment
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Feb 18 2015
  UCR223326  Stephanomeria spinosa R. G. Swinney 2009-8-25 11465 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  RSA474245  Stephanomeria virgata F. R. Fosberg 1931-11-7 7185 Los Angeles Ridge Route near Reservoir Summit Western Sierra Madre Mts. 1300 Comment
  IRVC26165  Stipa cernua A. C. Sanders 2003-6-19 26967 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA0080750  Stipa cernua R. G. Swinney 2010-6-1 13131 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  UCR9407  Stipa cernua D. H. Wilken 1965-2-20 33 Los Angeles Western Transverse Range; Santa Monica Mtns., upper Decker Canyon near Mulholland Hwy 610 Comment
  OBI2591  Stipa coronata Larry E. Brown 1970-5-2 1796 Los Angeles Along State Rte 2, ca 5 mi from La Canada Comment
  UCR152678  Stipa coronata A. C. Sanders, Helen Kennedy 2005-4-13 29446 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  OBI69173  Stipa lepida Steve Boyd, Lauren Raz 1997-5-6 9707 Los Angeles Liebre Mts region: San Francisquito Cyn, W side of cyn at E end of Red mtn ridge system, just N of confluence with Bee Cyn and 1.5 mi by rd S of the Clearwater Cyn Truck Trl 6N24 732 Comment
  UCR227606  Stipa speciosa Orlando Mistretta, Christine Mistretta 2010-5-26 5195 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment