Search Results — 2000 specimen records retrieved (1533 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
  CATA907  Abronia maritima Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1747 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SEINET4084341  Abronia maritima R. Moran 1941-1 675 Los Angeles Little Harbor, Santa Catalina Island. 5 Comment
  UC56245  Abronia maritima Ernest Braunton 1902-5-25 259 Los Angeles Redondo Comment
  UCR229517  Abronia maritima Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
Read comments
Mar 7 2012
  RSA114366  Abronia pogonantha Percy C. Everett, E. K. Balls 1956-5-9 21568 Los Angeles 6 mi S of Lancaster along Hwy 6 762 Comment
  NY679483  Abronia umbellata L. T. Chamberlain 1899-1 s.n. Los Angeles Comment
  NY679490  Abronia umbellata G. T. Hastings 1941-3-26 s.n. Los Angeles Playa del Rey. Comment
  RSA710181  Acamptopappus sphaerocephalus var. hirtellus LeRoy Gross 2005-5-3 2219 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  JEPS22758  Acanthoscyphus parishii var. parishii Rimo Bacigalupi with Reino Alava 1958-7-20 6412 Los Angeles on Angeles Crest Hwy between Mt. Islip and Mt. Williamson; San Gabriel Mountains, Islip Saddle 2118 Comment
  LA97389  Acer macrophyllum Kei Nakai; 1976-4-15 TCSP - 14 -76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Topanga Canyon State Park, 2.75 mi up Topanga Canyon Blvd. 152 Comment
  RSA0015969  Acer macrophyllum Steve D. Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11695 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
  RSA584499  Acer macrophyllum Tim S. Ross 1992-5-24 6402 Los Angeles Lower Brown's Gulch: just W of San Gabriel Dam 454 Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 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
  UCR209924  Achillea millefolium R. G. Swinney 2008-7-13 9192 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UCD50312  Achnatherum coronatum A. A. Beetle 1942-4-18 3086 Los Angeles Los Angeles Crest Blvd. Rocky slopes of San Gabriels Mts. 914 Comment
  RSA639723  Achnatherum occidentale subsp. occidentale L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA776787  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2010-5-26 5195 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  JEPS64873  Acmispon argophyllus var. argenteus T. W. Minthorn July 1920 19 Los Angeles Santa Catalina Island. Comment
  UCR143301  Acmispon dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Channel Islands, Santa Catalina Island, Catalina Harbor 76 Comment
  UCD170828  Acmispon glaber var. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CHSC13874  Acmispon maritimus L. M. Mayer 1974-4-5 119 Los Angeles On Big Tujunga Canyon Rd. ca. 3/4 mi NE of junction with Mt. Gleason Boulevard. Comment
  SD37797  Acmispon maritimus Edith A. Purer 1931-5-8 2050 B Los Angeles Griffith Park, bare chaparral slope Comment
  RSA752464  Acourtia microcephala Justin M. Wood 2009-6-8 854 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SFV4070  Acourtia microcephala R. L. Armacost 1933-7-4 2 dup. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  JEPS44779  Adenostoma fasciculatum Frank W. Peirson 1918-6-1 78 Los Angeles Mt. Wilson Toll Rd. 609 Comment
  UCD112622  Adenostoma fasciculatum Antonio F. Machado; Lisa Seemann 1993-4-28 3 Los Angeles Santa Clarita Valley, E of San Francisquito Road, 0.4 mile S of where road is intersected by aqueduct piping. 1000 Comment
  RSA588862  Adenostoma fasciculatum var. fasciculatum Orlando Mistretta 1994-9-21 1483 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  RSA729403  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 2012 Comment
  SD211480  Adiantum capillus-veneris Scott D. White, Chris Huntley 2008-9-30 12545 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam 609 Comment
  UC42035  Adiantum jordanii R. S. Norris May 1893 Los Angeles Catalina Isl Comment
  RSA534028  Adiantum jordanii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5284 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') 305 Comment
  UC284777  Adiantum jordanii P. A. Munz 1923-4-10 6714 Los Angeles s Lemon Tank (east coast); San Clemente Isl Comment
  SD253362  Ageratina adenophora R. G. Swinney 2011-3-26 14210 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluendce with San Dimas Canyon. 476 Comment
  UCR271734  Ageratina adenophora R. G. Swinney 2011-3-26 14210 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
  RSA0022830  Agrostis exarata Duncan S. Bell, Caitlin Elam 2013-8-1 5557 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  UC205253  Agrostis exarata I. M. Johnston 1917-7-28 1510 Los Angeles N. Fk San Antonio Canyon <?> San Antonio Mountains 2682 Comment
  UCR256449  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR209922  Agrostis viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  CLARK-A1528-5191  Ailanthus altissima Alfred R. Roos 1949-7-21 Los Angeles Los Angeles Comment
  UCR178931  Alisma triviale R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  RSA0056374  Allium fimbriatum James R. Shevock 1972-4-26 1593 Los Angeles Sierra Hwy. 967 Comment
  SEINET8467152 Image available Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  RSA70173  Allium fimbriatum var. fimbriatum F. W. Peirson 1926-5-6 6733 Los Angeles on open headland, about 1 mi. from Rock Creek on road to Los Angeles County Playgrounds. 1310 Comment
  CAS-BOT-BC135895  Allium haematochiton William V. Bauld 1962-3-24 s.n. Los Angeles Sunflower Canyon, South Glendora 213 Comment
  RSA70221  Allium haematochiton T. Jacobsen 1907-6-5 1656 Los Angeles Saddle Peak, Santa Monica Mountains. Comment
  RSA330755  Allium monticola Wayne E. Sawyer 1981-6-16 35 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  UC64221  Allium peninsulare var. peninsulare H. M. Hall May 1902 3234 Los Angeles Chatsworth Hills Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  RSA522942  Allophyllum glutinosum T. S. Ross, Orlando Mistretta 1990-10-24 3304 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  POM319113  Allophyllum glutinosum Patricia Wilder 1970-5-28 4740 Los Angeles Up small canyon near road, about two miles south of Tanbark Flat in San Dimas Experimental Forest. 610 Comment
  HSC31659  Alnus rhombifolia Thomas E. Higley 1974-4-20 23 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA0085603  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA0112770  Alnus rhombifolia R. G. Swinney 2011-3-29 14243 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Freeway. N-side of river channel. 366 Comment
  SEINET1869719  Alnus rhombifolia A. C. Sanders, Mark Elvin, Dave Fleitner 2003-1 27143 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle. 280 Comment
  UCR218013  Alnus rhombifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38569 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA720475  Amaranthus albus R. G. Swinney 1997-9-6 5873 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  UCR11975  Amaranthus albus P. H. Raven, H. J. Thompson. 1959-9-18 14439 Los Angeles Santa Monica Blvd near Beverly Glen Blvd., [Westwood] West Los Angeles 76 Comment
  POM158113  Amaranthus albus L. R. Abrams 1902-8-20 2964 Los Angeles Inglewood. Comment
  RSA562691  Amaranthus albus D. Charlton, Lew Heide 1991-9-19 5614 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster. 762 Comment
  UCR150958  Amaranthus palmeri Sandra L. Leatherman, Brian Daniels 1998-10-27 56 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  SBBG13725  Amblyopappus pusillus P. H. Raven 1962-5-22 17837 Los Angeles E of Little Harbor 45 Comment
  RSA0049482  Ambrosia acanthicarpa Richard G. Swinney 2010-8-16 13520 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA596205  Ambrosia acanthicarpa Lauren Raz, Steve Boyd 1996-10-23 016 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA657207  Ambrosia acanthicarpa Joseph M. Keefe 2001-1-19 30992 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  SBBG19153  Ambrosia chamissonis M. A. Piehl 1963-12-8 631114 Los Angeles W end airfield runway, West Cove 18 Comment
  UC303986  Ambrosia chamissonis S. B. Parish 1918-6-5 11872 Los Angeles dunes Playa del Rey Comment
  CAS-BOT-BC45006  Ambrosia confertiflora P. H. Raven 1959-11-7 14733 Los Angeles Just below Hollywood Reservoir 182 Comment
  UCR19475  Ambrosia trifida John C. Roos 1937-9-7 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  RSA608898  Amorpha californica var. californica L. C. Wheeler 1931-5-5 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA0079996  Amsinckia douglasiana Ida Lou Layler 1942-4-19 s.n. Los Angeles San Marino. Comment
  RSA0079971  Amsinckia intermedia H. J. Thompson 1959-4-19 1946 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA0092328  Amsinckia intermedia R. G. Swinney 2011-3-17 14119 Los Angeles San Gabriel Mountains: Glendora, north of Mull Canyon debris basin 366 Comment
  SBBG79022  Amsinckia intermedia F. R. Fosberg 1931-3-23 4329 Los Angeles Hamilton Cyn 30 Comment
  SD85083  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Santa Catalina Island, Middle Ranch Canyon, ca. 1 miles above Middle Ranch 230 Comment
  UCR47297  Amsinckia intermedia D. L. Koutnik 1978-3-7 s.n. Los Angeles NE corner of Balboa and Parthenia in Northridge 249 Comment
  POM369891  Amsinckia menziesii M. B. Dunkle 1929-3-17 2062 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  RSA36781  Amsinckia menziesii L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne. 305 Comment
  UC306208  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Lone Hill south of Glendora 365 Comment
Read comments
Feb 20 2017
  UCR102533  Amsinckia tessellata George K. Helmkamp 1997-3-6 1349 A Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  SFV3056  Amsinckia tessellata var. gloriosa K. A. Wilson 1961-3-7 948 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  RSA465150  Anagallis arvensis Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  UC22323  Anagallis arvensis Harley P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  JEPS12262  Anemopsis californica Frank W. Peirson 1919-6-15 503 Los Angeles San Gabriel Mountain, Rock Creek Rock Creek; San Gabriel Mountain, Rock Creek 1295 Comment
  UCSB3790  Anemopsis californica Ralph, F. 1959-7-18 Los Angeles U.S. 99 about 6.4 miles south of its jet. with Calif. 138 762 Comment
  SEINET12120358  Anethum L. M. Booth 1932-1 1267 Los Angeles Los Angeles, Anaheim Rd. W of American Ave 15 Comment
  RSA0053861  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UC457257  Antirrhinum kelloggii Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  RSA80432  Antirrhinum kelloggii F. W. Peirson 1925-4-23 5787 Los Angeles Forks of San Gabriel River. 534 Comment
  POM354877  Antirrhinum multiflorum Anstruther Davidson 1893-6-12 s.n. Los Angeles [Unspecified] Comment
  RSA714521  Aphanisma blitoides A. C. Sanders 2005-4-8 29323 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SD115059  Aphyllon californicum subsp. feudgei W. P. Armstrong 1983-8-1 1158 Los Angeles San Gabriel Mountains; Blue Ridge Road 0.5 mile east of Guffy Campground. 2377 Comment
  UCD170971  Arabis R. G. Swinney 2009-6-2 10982 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring. 2012 Comment
  UCR190816  Arabis R. G. Swinney 1999-7-5 7506 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
  UCR178895  Arabis glabra R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  UCR190900  Arabis holboellii R. G. Swinney 1998-7-2 6237 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA482580  Arabis pulchra Gale Sphon 1959-4-4 286 Los Angeles 3 miles north of Big Rock Public Camp, Big Rock Creek Comment
  RSA733664  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  UCR141734  Arceuthobium divaricatum L. C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains, Punchbowl Canyon 1494 Comment
  SEINET10841475  Arctostaphylos catalinae Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4784 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Haypress Reservoir, around reservoir. 4 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 400 Comment
  RSA590931  Arctostaphylos glandulosa subsp. cushingiana Orlando Mistretta 1994-4-12 1022 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1159 Comment
  RSA70900  Arctostaphylos glandulosa subsp. cushingiana F. W. Peirson 1918-5-26 141 Los Angeles summit of Mt. Wilson 1738 Comment
  RSA247421  Arctostaphylos glandulosa subsp. mollis Jack Delaini, Barbara Shervanick 1974-3-22 81 Los Angeles Lodi Canyon, San Dimas Experimental Forest 747 Comment
  RSA626793  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20193 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631486  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15979 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631559  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22009 Los Angeles N2, west of Lake Hughes, northern base of Liebre Mountains. 1595 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  SBBG5434  Arctostaphylos glauca J. M. Tucker 1946-10-18 1474 Los Angeles near US Hwy 99, 18 mi N of Castaic Jct Comment
  SD211591  Arctostaphylos glauca Barbara Ertter, Teresa Sholars and David Thopmson 1987-5-24 6977 Los Angeles Head of Dorr Canyon on Highway 2 East of Dawson Saddle, San Gabriel Mountains circa 9 airmiles West of Wrightwood 2133 Comment
  SD260239  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains:West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  SEINET3094053 Image available Arctostaphylos glauca Steve Myers 1989-3-20 sn Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andrea rift zone bisects the area. 884 Comment
  RSA634345  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22072 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634753  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20381 Los Angeles Road to Pacifico Mtn., 0.5 km east of Mill Creek Summit, San Gabriel Mtns. 1500 Comment
  RSA634761  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22019 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634878  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20226 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634890  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20402 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634921  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20533 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635091  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20350 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  CAS-BOT-BC42168  Arctostaphylos patula F. W. Pierson 1920-5-29 s.n. Los Angeles Icehouse Canyon 1981 Comment
  CAS-BOT-BC42170  Arctostaphylos patula Timothy S. Ross; Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn.: central summit area, ca 1750 m WSW of Bear Gulch Camp 1732 Comment
  RSA635251  Arctostaphylos patula Jon E. Keeley 1992-8-21 20642 Los Angeles Cloudburst summit 640 Comment
  RSA635263  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20658 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA654354  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 2000-5-23 958 b Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail 2377 Comment
  RSA772159  Arctostaphylos patula R. G. Swinney 2009-6-2 10995 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR205928  Arenaria douglasii R. G. Swinney 2008-5-5 8774 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UCR124730  Arenaria macradenia B. C. Templeton 1932-8-25 5081 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  SBBG12904  Artemisia californica E. R. Blakley 1962-10-3 5386 Los Angeles head of Swain's (Swain) Cyn and the island rd 396 Comment
  SD107855  Artemisia californica Larry DeBuhr, Gary Wallace 1972-9-3 713 Los Angeles San Clemente Island, canyon wall of Horse Canyon west of Thirst Peak 490 Comment
  CATA351  Artemisia douglasiana Mark L. Hoefs 1973-7-20 395 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  LA31679  Artemisia douglasiana Peter H. Raven; Henry J. Thompson 1959-9-6 14380 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UCR210335  Artemisia douglasiana R. G. Swinney 2008-11-29 9858 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCSB27669  Artemisia douglasiana Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Campgrounds, near camp site #21; San Gabriel Mountains 1645 Comment
  RSA417281  Artemisia douglasiana Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, bottom of Santa Anita Canyon Comment
  SEINET6775469 Image available Artemisia dracunculus E. B. Bascock 1902-1 s.n. Los Angeles Near Pomona Comment
  UC205663  Artemisia ludoviciana subsp. albula I. M. Johnston 1917-8-22 1651 Los Angeles Pine Mt. Ridge, San Antonio Mountains Comment
  RSA194017  Artemisia nesiotica R. M. Beauchamp 1967-3-17 246 Los Angeles San Clemente Island: on slope east of Wilson Cove Comment
  CAS-BOT-BC97336  Artemisia tridentata subsp. tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  RSA595637  Artemisia tridentata subsp. tridentata Steve Boyd, Lauren Raz 1996-10-8 9011 Los Angeles Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07. 1402 Comment
  SEINET10637450  Asclepias albicans Sphon 1959-3-31 SPHON 269 Los Angeles 10.0 miles south of HWY 78, San Diego County Comment
  CATA1542  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak 1997-6-4 2770 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  POM1787  Asparagus officinalis I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 84 Comment
  UC1595281  Asparagus officinalis subsp. officinalis Tim Ross 1991-5-17 6382 Los Angeles 870 m distant, 21 degrees nne East Fork Station (n end of Heaton Flat area, East Fork of the San Gabriel River); San Gabriel Mts., Heaton Flat 633 Comment
  UC1738484  Asphodelus fistulosus Steven A. Junak 1996-5-17 SCI- 481 Los Angeles just S of Camera Pad Nazzo (E of airfield runways, at edge of terrace E of int. of Perimeter Road and road to Dolphin Bay); San Clemente Island, NE end 57 Comment
  LA200067  Aspidotis californica Lawrence L. Kiefer; 1966-4-17 1889 Los Angeles 304 Comment
  LA94124  Aspidotis californica Lawrence L. Kiefer; 1966-3-26 1776 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  UC1349372  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles mine shaft above upper end of Renton Mine rd Pebbly Beach Canyon; Santa Catalina Isl, Pebbly Beach Canyon 274 Comment
  POM281095  Aspidotis californica Lyman Benson 1945-1-20 11590 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  RSA85549  Aspidotis californica F. W. Peirson 1920-4-26 4296 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UCD104637  Astragalus asymmetricus Gordon J. Pilone 1963-4-15 265 Los Angeles Diamond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
  RSA0002837  Astragalus capillipes Blanche Trask 1901-5-22 s.n. Los Angeles Santa Catalina Isl. Comment
  UCR282321  Astragalus didymocarpus D. E. Bramlet 2011-5-11 4831 Los Angeles Puente Hills south of Rowland Heights, near site of old Nike missile base, 1.5 miles west of Brea Canyon Rd. and 2800 ft. east of Vantage Pointe Dr., south of Pathfinder Rd. 413 Comment
  CATA493  Astragalus didymocarpus var. didymocarpus Sara L. Crockett 1997-4-1 635 Los Angeles Santa Catalina Island: 0.5 mile SE of Rancho Escondido on Isthmus Road, 10 m W of road 265 Comment
  SBBG31433  Astragalus gambelianus R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106 Comment
  SBBG68184  Astragalus hornii R. Hoffmann 1929-4-28 Los Angeles border of lake, Harold Comment
  SBBG44700  Astragalus lentiginosus R. Hoffmann 1930-4-29 Los Angeles Lancaster 711 Comment
  CAS-BOT-BC187483  Astragalus leucolobus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  SBBG96862  Astragalus miguelensis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4208 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC194079  Astragalus preussii Dr. A. Davidson 1893-5-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  NY345444  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1117 Los Angeles Ballona Rancho Comment
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Mar 12 2011
  UC397246  Astragalus trichopodus var. lonchus I. M. Johnston 1918-5-19 1964 Los Angeles hills s Pomona; Hills s of Pomona Comment
  RSA583115  Astragalus trichopodus var. lonchus L. C. Wheeler 1933-4-27 1658 Los Angeles San Pedro Hills: NW base. 38 Comment
  UC1601732  Atriplex unknown 1904-12-24 Los Angeles Westmoreland Hts. Comment
  RSA411857  Atriplex argentea F. R. Fosberg 1931-7-15 S- 5422 Los Angeles Isthmus, Santa Catalina Island. 1 Comment
  POM257561  Atriplex californica C. B. Wolf 1932-5-12 3601 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  RSA188193  Atriplex californica R. F. Thorne, P. Everett 1965-6-23 34398 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  UC1234616  Atriplex californica Peter H. Raven 1962-4-11 17254 Los Angeles on sandy beach due w Wall 2 (San Clemente Island); San Clemente Island 9 Comment
  POM156345  Atriplex leucophylla L. R. Abrams 1902-6-9 2491 Los Angeles Playa Del Rey Comment
  CAS-BOT-BC180913  Atriplex pacifica LeRoy Abrams 1903-3-14 3137 Los Angeles San Pedro hills, near Rocky Point Comment
  NY1043447  Atriplex parishii S. B. Parish 10 1881 1119 Los Angeles Costa Station Comment
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Sep 7 2010
  UC205288  Atriplex parishii Katharine Brandegee Los Angeles Bixby Comment
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Dec 8 2019
  CAS-BOT-BC176355  Atriplex parryi Carl B. Wolf 1932-9-15 4084 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster 718 Comment
  SBBG72569  Atriplex polycarpa R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  CATA1247  Atriplex prostrata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2327 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  SBBG12208  Atriplex semibaccata E. R. Blakley 1961-9-23 4733 Los Angeles Ballast Pt, Catalina Harbor Comment
  SD69571  Atriplex semibaccata Robert F. Thorne 1966-9-14 36623 Los Angeles Santa Catalina Island; Middle Ranch, Middle Ranch Canyon. 214 Comment
  SEINET4136267  Atriplex semibaccata Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8907 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 Comment
  RSA127443  Atriplex serenana P. H. Raven, H. J. Thompson 1959-10-14 14619 Los Angeles Malibu Junction. 267 Comment
  UC850935  Atriplex serenana var. serenana Ezra C. Knopf 161 Los Angeles Santa Catalina Island Comment
  RSA719096  Avena barbata Naomi Fraga 2002-4-28 78 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. S slope near bottom of Box Canyon. Comment
  SEINET3919637  Avena barbata Louis C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop east southeast of Fremont Pass.; 0 594 Comment
  UCR142767  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mtns, Live Oak Canyon 488 Comment
  RSA0034602  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  RSA600838  Avena fatua L. C. Wheeler 1967-5-13 9535 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA657641  Avena fatua Kristina Sargeant 1992-4-4 92 -7 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  UCR137143  Avena fatua Anstruther Davidson 1917-1 3217 Los Angeles Alvarado St.[crosses Wilshire Blvd. at Macarthur Park], Los Angeles 122 Comment
  UCR275025  Avena fatua Michael Honer, Rachel Woodard 2006-4-18 2201 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 1006 Comment
  RSA0048539  Azolla filiculoides P. R. Brown 1970-9-24 s.n. Los Angeles Pierce College Nature Center, Upper pond, Canon de Lana. Comment
  POM350332  Baccharis emoryi F. R. Fosberg 1930-11-11 4183 Los Angeles Templeton, S Puente 100 Comment
  CAS-BOT-BC99410  Baccharis pilularis H. E. Hasse 1890-8-1 s.n. Los Angeles Slopes of Santa Monica Range Comment
  POM350426  Baccharis pilularis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  POM350357  Baccharis salicifolia Robert Gustafson 1980-8-29 1877 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  RSA279134  Baccharis salicifolia R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45104 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  UCR269596  Baccharis salicifolia R. G. Swinney 2011-6-29 15368 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  UCR180382  Baccharis salicina Scott D. White, Andrea Warniment 2006-7-6 11604 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  SBBG128368  Baccharis sarothroides S. Ratay, V. Englert 2009-11-29 110 Los Angeles Empire Fire perimeter (2006), in transect 2b line; uphill from old marble quarry Comment
  RSA0073273  Barbarea orthoceras Bonnie C. Templeton 1932-5-31 4848 Los Angeles Big Pines Camp. Moist meadows below Ameteur Ski Jump. Comment
  JEPS59786  Bassia hyssopifolia H. E. McMinn 1928-8-2 Los Angeles s Norwalk Comment
  SEINET3862252  Beloperone californica Pamela G. Jones 1967-9-13 59 Los Angeles 5200 Onacrest Dr., Los Angeles.; 0 Comment
  CAS-BOT-BC75754  Berberis nevinii C. Darland 1931-5-12 s.n. Los Angeles San Fernando. Comment
  CAS-BOT-BC75762  Berberis nevinii Elmer I. Applegate 1931-11-2 6826 Los Angeles San Fernando Wash, San Fernando. Comment
  UC519763  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  RSA0084856  Bidens laevis R. G. Swinney 2010-10-15 14049 Los Angeles From Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake. 317 Comment
  UCR136841  Bidens pilosa John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA600908  Bidens pilosa L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  RSA678214  Bituminaria bituminosa Valerie L. Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. 396 Comment
  RSA0051628  Bloomeria crocea Dennis Fordham 1951-5-20 s.n. Los Angeles Topanga, highway side near Kneen Place. 274 Comment
  UCSB775  Bloomeria crocea Wedberg, H. 1957-5-5 Los Angeles Across 101 from Paradise Cave Comment
  POM199756  Bloomeria crocea var. crocea I. W. Clokey, B. C. Templeton 1929-05 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA70167  Bloomeria crocea var. crocea F. W. Peirson 1922-6-3 3091 Los Angeles north slope at foot of Oak Grove Canyon, Mojave Desert. 976 Comment
  CAS-BOT-BC174651  Bloomeria crocea var. montana Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8133 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
  RSA585530  Boechera californica Timothy S. Ross 1992-4-21 6231 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  CATA1793  Bothriochloa barbinodis Benjamin E. Carter, Tony Summers 2012-8-16 6977 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  SBBG31254  Bowlesia incana R. F. Thorne 1966-4-7 35961 Los Angeles bottom of cyn, Cherry Valley 60 Comment
  RSA526063  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-6 4162 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UCR223680  Brassica geniculata R. G. Swinney 2009-8-25 11498 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UC86167  Brickellia nevinii unknown Los Angeles Newhall Mts. Comment
  RSA158260  Brodiaea kinkiensis Peter H. Raven 1962-5-10 17734 Los Angeles Near head of large canyon due north of Boulder, San Clemente Island 473 Comment
  RSA611830  Bromus berteroanus Steve Boyd, J. Mark Porter, Z. Lederman 1998-4-27 10151 Los Angeles Mojave Desert: Antelope Valley, Amargosa Creek drainage at West G Street, west of Highway 14, southwest of Rosamond Dry Lake. 793 Comment
  UCR280892  Bromus berteroanus R. G. Swinney 2014-5-1 16311 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCR152457  Bromus carinatus A. C. Sanders, Lee Jones 2005-4-8 29322 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR270044  Bromus carinatus R. G. Swinney 2010-9-9 13782 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA0112845  Bromus carinatus Steven A. Junak 1999-5-8 SCa- 918 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline. Comment
  RSA612158  Bromus carinatus var. carinatus L. C. Wheeler 1932-7-2 912 Los Angeles Brown's Flat 1311 Comment
  CATA1320  Bromus catharticus Mark L. Hoefs, Steven A. Junak 1995-7-14 2414 Los Angeles Santa Catalina Island: By Golf Course # Nine Green, on Avalon Canyon Road 24 Comment
  RSA656168  Bromus catharticus Joseph M. Keefe 1977-6-11 22103 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  POM363400  Bromus diandrus Donald Tahara 1975-5-27 65 Los Angeles Puma [Piuma] Road 0.5 mile south of Malibu Canyon. Comment
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Apr 10 2014
  UCR203186  Bromus diandrus R. G. Swinney 2005-5-21 8268 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  SBBG38836  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles Pyramid Cove Comment
  RSA530060  Bromus inermis subsp. inermis Timothy S. Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  CATA677  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-23 1168 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CATA701  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-10 1198 Los Angeles Santa Catalina Island: Avalon Canyon, near #7 tee of golf course and horse trail 97 Comment
  UC934025  Bromus madritensis subsp. rubens H. L. Cogswell 1951-5-8 85 Los Angeles 3/4 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 472 Comment
  CAS-BOT-BC162086  Bromus pseudolaevipes Le Roy Abrams 1901-6-1 1704 Los Angeles Santa Monica Mountains. Comment
  RSA0083316  Bromus rubens R. G. Swinney 2010-3-22 12041 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA177678  Bromus rubens R. F. Thorne, Percy C. Everett 1965-5-10 34454 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  RSA557824  Bromus rubens D. Charlton 1989-4-7 2830 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA595652  Bromus rubens Timothy S. Ross, Victor W. Steinmann 1995-5-8 8556 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCR261328  Bromus rubens R. G. Swinney 2010-3-13 11878 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UC1870322  Bromus sterilis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1054 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. Near 34.19627N, 118.26582W. 519 Comment
  UCD36582  Bromus tectorum Beecher Crampton 1955-4-28 2729 Los Angeles Los Angeles County, 15.5 miles west of Lancaster, along old State Highway 138. Comment
  SBBG106913  Caesalpinia spinosa M. L. Hoefs, R. F. Thorne 1995-7-26 2465 Los Angeles Middle Cyn, above Eagle's Nest Lodge 146 Comment
  LA212282  Cakile maritima L. E. Hoffman; A. L. H. 1963-7-7 s.n. Los Angeles Malibu Lagoon. Comment
  LA202290  Calandrinia breweri Arthur C. Gibson; 2005-4-20 5040 Los Angeles Comment
  RSA466550  Calandrinia ciliata T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  RSA533486  Calandrinia ciliata Timothy S. Ross 1991-3-9 4181 Los Angeles Whittier Hills (Puente Hills, pro parte): SE side of ridgetop knoll, head of Oak Canyon 369 Comment
  CDA23936  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains; Kagel Canyon, sunny flat by abandoned dwelling site. Comment
  UC1136632  Calandrinia ciliata A. D. Gifford 1935-3-17 486 Los Angeles 3 mi from mouth of canyon; Angeles National Forest, Tejon Quadrangle, Elizabeth Canyon Comment
  SEINET12188201  Callistemon rigidus Gray 1930-1 9039 Los Angeles Los Angeles Comment
  CAS-BOT-BC80413  Calocedrus decurrens J. H. Thomas 1957-3-7 6494 Los Angeles San Gabriel Mts., about 1 mile beyond Charlton Flat; about 13 miles NE of Pasadena 1493 Comment
  UCR191275  Calocedrus decurrens R. G. Swinney 1999-6-30 7473 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA660800  Calochortus albus LeRoy Gross, Valerie Soza 2001-6-6 431 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  CAS-BOT-BC132272  Calochortus catalinae George B. Grant; Walter Wheeler 1904-4-21 126 a/1847 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC132274  Calochortus catalinae Le Roy Abrams 1899-4-1 251 Los Angeles Santa Monica Mts., Sepulveda Can. Comment
  RSA11769  Calochortus catalinae E. Lloyd 1933-4-8 s.n. Los Angeles Temescal Canyon, Santa Monica Mountains. Comment
  UC170827  Calochortus catalinae George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 126 a/1847 Los Angeles Santa Catalina Island Comment
  RSA0045433  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -014 Los Angeles Western Transverse Ranges; Sierra Pelona Range Region off Bouquet Canyon Road, south of Bouquet Canyon Reservoir. 792 Comment
  RSA230695  Calochortus invenustus Robert F. Thorne 1969-7-9 38554 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  SBBG57686  Calochortus kennedyi Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  RSA0119800  Calochortus plummerae R. G. Swinney 2014-5-21 16618 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA707385  Calochortus plummerae Naomi Fraga, Tim Thibault, Eshan Taquvi 2005-7-26 1634 Los Angeles West Fork of Palmer Canyon. 671 Comment
  UC69658  Calochortus plummerae Dr. J. Q. Adams Aug 1905 Los Angeles Santa Monica Mts. Comment
  UC130974  Calochortus striatus Katharine Brandegee 1909-5-1 Los Angeles about Lancaster Comment
  SD215332  Calochortus venustus Steve Boyd, Lauren Raz 1997-5-6 9711 Los Angeles Liebre Mountains Region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence of Bee Canyonand 1.5 miles by road south of the Clearwater Canyon truck Trail 6N24. 609 Comment
  RSA778573  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-21 4722 Los Angeles Chino-Puente Hills region: Brea Canyon, adjacent to T line towers 396 m W of Brea Canyon Road and 396 m W of Brea Ridge Mtr. Way 255 Comment
  UCR85812  Calystegia fulcrata T. S. Ross, Steve Boyd 1991-7-24 5602 Los Angeles San Gabriel Mtns., Ridge NNE of Granite Mountain 1927 Comment
  CAS-BOT-BC221399  Calystegia longipes Timothy S. Ross; Steve Boyd 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 1341 Comment
  SD143947  Calystegia macrostegia Scott D. White 1997-3-12 4763 Los Angeles Santa Monica Mountains, northwest of Zuma Beach. 299 Comment
  RSA0110841  Calystegia macrostegia subsp. arida R. G. Swinney 2011-4-26 14519 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  LA25942  Calystegia macrostegia subsp. cyclostegia Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College Comment
  LA50069  Calystegia macrostegia subsp. cyclostegia F. R. Fosberg; 1932-5-7 8138 Los Angeles Santa Catalina Island, Coach Rd. above Hamilton Canyon 220.0 Comment
  LA81926  Calystegia macrostegia subsp. cyclostegia O. H. Kappler; 1941-6-7 290 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  OBI35684  Calystegia macrostegia subsp. cyclostegia Rebecca Cicoria 1982-4-25 40 Los Angeles Palos Verdes Peninsula: Lower Sepulveda Canyon, along Sis' Trl, rolling hills Comment
  RSA650298  Calystegia macrostegia subsp. cyclostegia Kenny Palmer 1948-5-16 s.n. Los Angeles Found in wash 2 mi. N. of San Dimas. Comment
  RSA188206  Calystegia macrostegia subsp. intermedia R. F. Thorne, P. C. Everett, K. Thorne 1965-6-22 34882 Los Angeles Santa Catalina Island: rocky slope along new road along East Mountain, S end of Island 457 Comment
  RSA394899  Calystegia macrostegia subsp. intermedia Fay A. MacFadden 1931-4-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA640248  Calystegia macrostegia subsp. intermedia R. F. Thorne, C. W. Tilforth 1971-4-9 41553 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  UCR213968  Calystegia malacophylla subsp. malacophylla Dave Silverman, Cindy Hopkins 2007-4-24 6737 Los Angeles Tejon Ranch, 800 m E of National Cement plant, 1.9 km NW of Oso Pump Plant-CA Aqueduct, and 135 m S of the county line 991 Comment
  RSA601055  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-6-18 9970 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  CAS-BOT-BC215911  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-24 7851 Los Angeles North slopes draining toward Elizabeth Lake, south slopes toward Green Valley, Northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  LA200378  Calystegia soldanella Norman A. Cole; May 1964 342 Los Angeles Santa Monica Mountains, Point Mugu Beach, No. 10 0 Comment
  UCR204815  Camissonia R. G. Swinney 2005-8-22 8519 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA465663  Camissonia bistorta Jack Rempel 1932-4-24 15316 Los Angeles El Segundo. Comment
  RSA0059135  Camissonia bistorta Floy L. Robinson 1921-4-15 37 Los Angeles Claremont. Comment
  RSA652378  Camissonia californica R. Morrison 1962-5-1 6 Los Angeles San Gabriel Cyn. West fork, past east fork bridge. Comment
  JEPS31513  Camissonia campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  RSA454721  Camissonia campestris subsp. campestris Gale Sphon 1955-4-16 s.n. Los Angeles Gorman; junction of highways 99 and 138. Comment
  RSA587244  Camissonia campestris subsp. campestris Orlando Mistretta 1994-5-11 1180 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1372 Comment
  SDSU1157  Camissonia campestris subsp. campestris D. F. Howe 1947-5-6 1534 Los Angeles North face of San Gabriel Mts. Comment
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Dec 29 2015
  RSA0016976  Camissonia campestris subsp. campestris E. R. 1934-3-28 s.n. Los Angeles West end of Antelope Valley. Comment
  RSA609267  Camissonia hirtella Louis 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
  UCR191713  Camissonia hirtella A. C. Sanders 2008-4-18 34953 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  UCR194730  Camissonia hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 696 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  POM7095  Camissonia intermedia P. A. Munz, Street, Williams 1919-4-5 2444 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA188912  Camissonia micrantha Robert F. Thorne 1966-6-1 36501 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  RSA243669  Camissonia micrantha F. R. Fosberg 1931-3-20 4315 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 2 Comment
  RSA570037  Camissonia micrantha Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4893 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  POM75440  Camissonia pallida subsp. pallida F. W. Peirson 1928-6-3 7951 Los Angeles roadside, N slope of Pinyon Ridge, betw Rock Creek and Big Pines, San Gabriel Mts. 1372 Comment
  UC20434  Camissonia robusta Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  RSA587463  Camissonia strigulosa Orlando Mistretta 1995-4-11 1620 Los Angeles San Gabriel Mountains. Santiago Canyon. Canyon and slopes draining W slopes of Santiago canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1113 Comment
  SEINET3860300  Camissonia strigulosa R. G. Swinney 2009-4-24 10486 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  UCR273267  Camissoniopsis R. G. Swinney 2011-5-10 14653 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  CHSC13526  Camissoniopsis bistorta L. M. Mayer 1973-4-21 97 Los Angeles In field; ca. 10 yds off the rd through Big Tujunga Canyon ca 3.5 mi ne of the intersection of Foothill Blvd and Mt. Gleason Ave. 518 Comment
  RSA515172  Canbya candida Steve Boyd, Orlando Mistretta 1986-3-31 1557 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC56945  Capsella bursa-pastoris Miss E. D. Palmer Los Angeles Los Angeles Comment
  CATA628  Capsella bursa-pastoris Mark L. Hoefs 1991-4-8 1083 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA650987  Capsella bursa-pastoris Richard Clark 1969-5-9 s.n. Los Angeles 8669 Arroyo dr. S. San Gabriel. Comment
  UCR97080  Cardamine O. F. Clarke 1985-2-28 s.n. Los Angeles Pasadena. Grounds of the El Mirador Estates, El Mirador Drive 335 Comment
  RSA651820  Cardamine californica Goebel Prieur 1949-2-8 s.n. Los Angeles San Dimas Canyon, San Dimas. 487 Comment
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May 17 2014
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  UCR190257  Cardamine oligosperma R. G. Swinney 2000-5-21 7780 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  CAS-BOT-BC37903  Cardamine oligosperma Louis C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon. San Gabriel Mountains. 426 Comment
  SD230188  Cardamine oligosperma Louis C. Wheeler 1973-6-14 Los Angeles California State University, Long Beach. Comment
  RSA0097141  Carex alma R. G. Swinney 2011-6-20 15216 Los Angeles San Gabriel Mountains: southeast margin of Crystal Lake, 10-30 meters from water line. 1692 Comment
  RSA230247  Carex alma Robert F. Thorne 1969-7-2 38250 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  RSA774838  Carex alma R. G. Swinney 2009-6-12 11136 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SBBG119322  Carex densa V. Soza with S. Boyd 2002-4-10 1405 Los Angeles Haskell Cyn, Del Sur Ridge, Stables Fire 2001 area; T5N R15W S19, SW/4, SE/4 518 Comment
  RSA88842  Carex fracta Joseph A. Ewan 1936-7-22 9816 Los Angeles above Big Pines 2286 Comment
  UCR227369  Carex globosa Orlando Mistretta, Christine Mistretta 2008-5-15 3060 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 79 per TRTP Survey 2008), W Fork San Gabriel River, Shortcut Canyon 1194 Comment
  CAS-BOT-BC118977  Carex pellita Ysabel Fetterman 1974-5-1 s.n. Los Angeles Arroyo Sero, Pasadena. Comment
  RSA310144  Carex subfusca Wayne E. Sawyer 1981-6-29 70 Los Angeles 1.6 mi W of Dawson Saddle 2301 Comment
  SBBG80464  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles next major drainage way and cyn SE of Lemon Tank Comment
  RSA161093  Castilleja affinis Peter H. Raven 1962-5-20 17795 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch. 244 Comment
  JEPS57319  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1861 Los Angeles ca 1 mi n Highway 1 (on Rambla Pacifico road) 121 Comment
  UC1980264  Castilleja applegatei R. G. Swinney 2008-8-13 9403 Los Angeles San Gabriel Mountains: Big Rock Creek, 1.0 mi. east of Fenner Canyon Comment
  RSA448681  Castilleja applegatei subsp. martinii Robin S. Collins 1973-5-15 293 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn. 610 Comment
  UC129405  Castilleja applegatei subsp. martinii Geo. B. Grant 1906-6-18 Los Angeles Summit Mt. Wilson Comment
  RSA523423  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2580 Los Angeles Along Angeles Crest Highway, ca. 3 1/2 miles below Charlton Flat junction, San Gabriel Mountains. 1494 Comment
  UC26491  Castilleja applegatei subsp. martinii H. M. Hall 1895-8-10 239 Los Angeles San Antonio Mts. 2133 Comment
  SFV18459  Castilleja exserta C. Ferguson 1973-4-9 Los Angeles San Gabriel Mountains Placerita Canyon Park. Walker Ranch section. Comment
  UC886539  Castilleja exserta subsp. exserta Ira W. Clokey, B. Templeton Apr 1929 4479 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCSB10405  Castilleja exserta subsp. exserta McElwain, Isabelle 1953-3-21 Los Angeles on edge of top of cliffs; Point Dume Comment
  CATA1000  Castilleja foliolosa Mark L. Hoefs 1994-7-18 1880 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA0044701  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1043 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1189 Comment
  JEPS81756  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  CAS-BOT-BC243781  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Horse Flats Campground, Angeles National Forest, San Gabriel Mountains Comment
  RSA145431  Castilleja miniata subsp. miniata Gale Sphon 1959-7-4 389 Los Angeles 1 mile north of Little Jimmy Springs, Angeles Crest Highway, Angeles National Forest. Comment
  UCR150590  Castilleja miniata subsp. miniata L. C. Wheeler 1967-9-3 10636 Los Angeles Transverse Ranges; San Gabriel Mtns., Prairie Fork 2317 Comment
  UCR223378  Castilleja minor subsp. spiralis R. G. Swinney 2009-7-23 11388 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  JEPS3126  Castilleja plagiotoma F. W. Peirson 1918-6-18 210 Los Angeles n side San Gabriel Mts. (Lower Rock Creek canyon) 1219 Comment
  RSA552396  Castilleja plagiotoma D. Charlton 1990-5-12 4219 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  UCR271487  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  LA51297  Caulanthus amplexicaulis W. R. Ernst; 1947-1 sn Los Angeles San Gabriel Mountains, Crystal Lane Park Comment
  UCR280869  Caulanthus lasiophyllus R. G. Swinney 2014-5-1 16309 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  CAS-BOT-BC48724  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles on trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  RSA650507  Ceanothus crassifolius Harold Lint, Dunn 1948-3-10 316 Los Angeles San Gabriel Cyn. above Res. #1. Comment
  UC1211128  Ceanothus crassifolius Huron H. Smith 1912-4-30 4875 Los Angeles Mt. Wilson 975 Comment
  POM8770  Ceanothus cuneatus P. A. Munz 1920-3-10 3334 Los Angeles Claremont. 366 Comment
  UC870606  Ceanothus cuneatus var. cuneatus I. W. Clokey and B. C. Templeton 1930-4-8 4698 Los Angeles San Francisquito Canyon 800 Comment
  CAS-BOT-BC50153  Ceanothus integerrimus W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mt. Comment
  SEINET12209899  Ceanothus integerrimus H. W. Graham 1927-1 s.n. Los Angeles Along trail & road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  RSA95405  Ceanothus integerrimus var. integerrimus Joseph A. Ewan 1932-5-29 7215 Los Angeles trail in Arrastre Canyon. 1372 Comment
  RSA600588  Ceanothus leucodermis Steve Boyd, Lauren Raz 1997-4-30 9592 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
  RSA651871  Ceanothus leucodermis Michael Krawczyk 1981-4-26 3 Los Angeles 200 yards down canyon on north side of Highway 39, 2 miles south of Rincon forest station in the San Gabriel Mtns. Comment
  RSA77161  Ceanothus leucodermis F. W. Peirson 1921-5-20 8673 Los Angeles Between the forks, Little Rock Creek, San Gabriel Mts. 1067 Comment
  UC1070807  Ceanothus leucodermis W. T. Murphy 1928-2-28 Los Angeles e of Little Dalton Canyon; Pomona quad. 762 Comment
  UCR179266  Ceanothus leucodermis R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon, 'Owl Flats 473 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
  RSA399110  Ceanothus megacarpus Ora M. Clark 1929-1-27 1492 Los Angeles North Hollywood Comment
  RSA399715  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-23 2077 Los Angeles Santa Catalina Island. Salta Verde. Comment
  CAS-BOT-BC50451  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 b Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC50489  Ceanothus oliganthus L. E. Cox 1908-3-31 s.n. Los Angeles Lower slopes of Mt. Wilson 609 Comment
  RSA399726  Ceanothus oliganthus D. A. Young 1969-3-15 P- 382 Los Angeles 3 mi. NW of Chatsworth, CA S. of Hiway 118 on Santa Susana Rd. Southern Oak Wd. 293 Comment
  UCR277240  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA612039  Ceanothus spinosus Bill Campbell 1932-3-5 s.n. Los Angeles Los Alisos Canyon. Comment
  SDSU12009  Ceanothus spinosus David Shaari, Jennifer Swenson 1995-5-1 14 Los Angeles North-facing canyon, north of dirt road, approximately 3.7 miles from Latigo Canyon Road. Slope 0.6 miles NW of Castro Peak. 756 Comment
  UC535519  Ceanothus spinosus Ira W. Clokey, B. Templeton Mar 1929 4439 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  RSA607504  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  VVC2914  Centromadia pungens subsp. pungens Tim Thomas 2014-5-4 6298 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA708513  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 Los Angeles South Coast: City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  SEINET13276732 Image available Cerastium glomeratum R. G. Swinney 2011-1 14475 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR11937  Cerastium glomeratum H. J. Thompson 1959-11-23 3008 Los Angeles Western Transverse Range; Santa Monica Mtns., S shore of Upper Franklin Canyon Reservoir 259 Comment
  RSA251465  Cerastium glomeratum R. F. Thorne 1973-4-11 42828 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  UCD98026  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles Evey Canyon, San Gabriel Mountains. 4 mile from canyon mouth. 725 Comment
  POM187457  Ceratophyllum demersum L. C. Wheeler 1933-10-22 2196 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA122256  Cercocarpus betuloides G. T. Nordstrom 1935-3-23 406 Los Angeles 1 3/4 mile SE of mouth of Bear Trap Canyon. 701 Comment
  RSA167627  Cercocarpus betuloides Peter H. Raven, Robert F. Thorne 1964-5-7 19000 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA755832  Cercocarpus betuloides R. G. Swinney 2008-10-7 9492 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR127030  Cercocarpus betuloides A. C. Sanders, Mark A. Elvin 2003-6-18 26947 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  SEINET11907897  Cercocarpus betuloides D. P. Reagan 1974-1 11 Los Angeles just E of Sandberg along State Road N-2 Comment
  SBBG21946  Cercocarpus betuloides var. blancheae R. F. Thorne with P. C. Everett 1964-2-6 33295 Los Angeles above Fourth of July Cove 30 Comment
  UCR141041  Cercocarpus ledifolius June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CATA1780  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6920 Los Angeles Santa Catalina Island: Wild Boar Gully 172 Comment
  JEPS45570  Cercocarpus traskiae Blanche Trask 1909-9-4 Los Angeles Santa Catalina Island Comment
  RSA208928  Cercocarpus traskiae Theadore H. Mortenson 1967-5-18 1517 Los Angeles Santa Catalina Island. 1 m above Wild Boar Gully (Cercocarpus Arroyo) 168 Comment
  UCD112909  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island. Wild Boar Gully (Cercocarpus Arroyo). 167 Comment
Read comments
Jun 12 2014
  CAS-BOT-BC279445  Chaenactis S. B. P. 1887-6-1 1934 Los Angeles Gormans Station, near Tejon Pass Comment
  POM351651  Chaenactis artemisiifolia L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA0088259  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SEINET7379769 Image available Chaenactis carphoclinia H. M. Hall, H. P. Chandler 1906-6-11 7383 Los Angeles Rosamond, Mohave Desert, Los Angeles Comment
  RSA517857  Chaenactis fremontii Steve Boyd 1986-3-30 1509 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCSB11122  Chaenactis fremontii Haines, Bruce 1962-5-4 Los Angeles 5.8 miles east of junction with U.S. Highway 6 on California 138 883 Comment
  LA94411  Chaenactis glabriuscula A. M. Johnson; 1933-5-17 4273 Los Angeles El Segundo Comment
  CAS-BOT-BC277382  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  CAS-BOT-BC277384  Chaenactis glabriuscula var. glabriuscula John H. Thomas 1957-5-3 6728 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA547426  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross 1992-5-17 6352 Los Angeles 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  UCR281165  Chaenactis stevioides R. G. Swinney 2014-4-23 16183 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA756579  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2008-4-3 2294 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  JEPS8875  Chaenactis xantiana Frank W. Peirson 1922-7-5 3163 Los Angeles n of Big Pines (along Le Montaine Creek, from about 7000 ft to near the summit of ridge immeditaely facing the Mohave Desert); San Gabriel Mountains, Le Montaine Creek 2209 Comment
  RSA568996  Chamaesyce albomarginata N. C. Cooper 1944-4-23 1163 Los Angeles Pomona. 244 Comment
  POM293041  Chamaesyce melanadenia Lyman Benson 1945-5-11 11703 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  SFV16099  Chamaesyce melanadenia J. M. Kneitel 1995-4-28 39 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park. 425 Comment
  SEINET6050487  Chamaesyce melanadenia Louis C. Wheeler 4211 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA549173  Cheilanthes covillei T. S. Ross, Peter Fritsch 1990-6-20 3692 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA258389  Chenopodium album C. W. Tilforth 1972-5-6 529 Los Angeles [Unspecified] Comment
  UC1971286  Chenopodium californicum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent Comment
  RSA0081480  Chenopodium desiccatum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8900 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA640509  Chenopodium fremontii L. C. Wheeler 1970-8-15 s.n. Los Angeles Pico and Figueroa St. Los Angleles. Comment
  RSA1235  Chenopodium murale Fay A. MacFadden 1929-6-13 1094 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA150909  Chenopodium murale P. H. Raven 1962-4-11 17299 Los Angeles Behind Northwest Harbor; San Clemente Island 6 Comment
  RSA656234  Chenopodium murale Joseph M. Keefe 1978-4-11 22636 Los Angeles Verdugo Mountains: Verdugo Park, 1601 North Verdugo Road, Glendale. 183 Comment
  RSA228876  Chenopodium pratericola R. F. Thorne, John Dourley 1971-6-26 40632 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA604690  Chenopodium pumilio L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  RSA64831  Chenopodium pumilio F. W. Peirson 1919-11-12 1823 Los Angeles Holliston Ave. between Boulevard and Mendocino, Altadena. Comment
  RSA593595  Chorizanthe brevicornu var. brevicornu Steve Boyd, Orlando Mistretta 1996-5-23 8830 A Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCD170165  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 degrees) of intersection of I-5 Fwy and Hwy. 111 Comment
  RSA65269  Chorizanthe staticoides Joseph A. Ewan 1930-5-30 2244 Los Angeles Above Lake Hollywood, Santa Monica Mountains. Comment
  SD186289  Chorizanthe staticoides Andy C. Sanders, Andy Thompson 2003-4-15 26002 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ca 1000 ft. south of Magic Mountain Theme Park 395 Comment
  UC52617  Chorizanthe staticoides J. H. Barber 1897-6-24 173 Los Angeles Mountains near Newhall (Southern California); Mountains near Newhall Comment
  RSA0113433  Chorizanthe watsonii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7536 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCSC001120  Chrysolepis sempervirens Peter Kamb 1947-9-28 740 Los Angeles ridge west of Mt. Hawkins Mt. Hawkins - San Gabriel Mts. 2438 Comment
  SFV6452  Chylismia claviformis T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 205 a Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  LA35974  Cirsium occidentale var. californicum Peter H. Raven; 1959-5-9 14179 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UCR149888  Cirsium occidentale var. californicum R. G. Swinney 1999-6-18 7325 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA620159  Cirsium vulgare L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  RSA524617  Cistanthe monandra Timothy S. Ross, Steve Boyd 1990-5-17 2586 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  CAS-BOT-BC228705  Cistanthe umbellata W. R. Ernst 1957-4-19 162 Los Angeles Along Highway 6, 2.9 miles north of junction with Angeles Crest Highway (2) Comment
  LA202428  Cistus ladanifer Arthur C. Gibson; Tarja Sagar 2004-9-8 5086 Los Angeles Santa Monica Mountains, E of Corral Canyon Rd Comment
  RSA724760  Clarkia bottae K. Dobry 1991-5-13 494 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCD104357  Clarkia bottae Dolores Hainey; Alex Rudinger 1996-5-9 7 Los Angeles Walker Ranch, 1/4 mile from gate along Oakpass trail. Comment
  UCSB4352  Clarkia bottae Ballard 1954-5-27 Los Angeles Little Dalton Canyon 350 Comment
  UCSB45472  Clarkia bottae Batson, J. 1979-5-25 Los Angeles 10 miles southwest of the junction of Highway 101 and Westlake Boulevard; on Highway 23 487 Comment
  HSC16281  Clarkia cylindrica David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  CAS-BOT-BC172244  Clarkia cylindrica subsp. cylindrica Fay A. Mac Fadden 1936-5-20 14683 Los Angeles Sepulveda Canyon Comment
  UCR121231  Clarkia deflexa Steve Boyd, T. S. Ross 1988-4-28 2230 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  SD39463  Clarkia deflexa Edith A. Purer 1935-5-11 6584 Los Angeles Malibou Lodge Road, near Ventura Boulevard Comment
  UCR205183  Clarkia dudleyana R. G. Swinney 2008-4-30 8717 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA3731  Clarkia epilobioides Carl B. Wolf 1932-5-10 3521 Los Angeles Equestrian trail back of Avalon. Santa Catalina [Island]. 244 Comment
  RSA682629  Clarkia epilobioides Scott D. White, Michael Honer 2003-5-7 9219 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA579515B  Clarkia heterandra Tim S. Ross, Steve D. Boyd 1994-6-23 8062 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  UCR99486  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  POM3135  Clarkia purpurea subsp. quadrivulnera C. F. Baker 1901-03 4713 Los Angeles Hills near Claremont. Comment
  RSA670379  Clarkia purpurea subsp. quadrivulnera Bonnie C. Templeton 1931-5-17 1218 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UCSB9711  Clarkia purpurea subsp. quadrivulnera Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mtn Range 792 Comment
  SFV13203  Clarkia purpurea subsp. viminea W. M. Perry 1980-5-14 36 Los Angeles San Gabriel Mountains Cattle Canyon. Comment
  CAS-BOT-BC164876  Clarkia rhomboidea Timothy S. Ross; Steve Boyd 1994-6-23 8052 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  RSA507975  Clarkia unguiculata Steve Boyd, T. S. Ross 1988-4-28 2229 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA600204  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-28 9890 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
  RSA725926  Clarkia unguiculata A. C. Sanders 2003-5-1 26244 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UCR237900  Clarkia unguiculata Mark A. Elvin 2003-4-22 2532 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  UCR271674  Clarkia xantiana R. G. Swinney 2011-5-31 14922 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
  RSA527818  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4816 Los Angeles Parker Mountain: on the N and NE slopes just below the summit. 1159 Comment
  UCR276947  Claytonia parviflora R. G. Swinney 2010-5-21 12853 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
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UCR205076  Claytonia perfoliata R. G. Swinney 2008-4-9 8622 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  UCR270540  Claytonia perfoliata R. G. Swinney 2011-3-22 14185 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UCR276964  Claytonia perfoliata R. G. Swinney 2010-6-8 13238 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
  SBBG19161  Claytonia perfoliata subsp. mexicana C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  RSA629040  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Kent Hughes 1999-6-17 532 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank 701 Comment
  POM185  Clematis lasiantha H. H. Tracy 1905-5-30 s.n. Los Angeles Canyon Claremont, Alt. 1500 ft. Comment
  SD187466  Clematis lasiantha Valerie Soza, Miriam Soza 2003-3-26 1622 Los Angeles Verdugo Mtns Region; western San Rafael Hills; Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr. SSW of Flint Peak 563 Comment
  CATA1270  Clematis ligusticifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2355 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  POM153288  Clematis ligusticifolia P. A. Munz, I. M. Johnston 1928-9-4 11144 Los Angeles Bouquet Canyon. 762 Comment
  UCR124725  Clematis ligusticifolia B. C. Templeton 1932-8-25 5071 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR210259  Clematis ligusticifolia R. G. Swinney 2008-8-13 9366 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA555354  Collinsia bartsiifolia var. davidsonii D. Charlton 1991-5-21 5223 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  SBBG66412  Collinsia bartsiifolia var. davidsonii R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  VVC3081  Collinsia callosa Tim Thomas, P. J. MacKay 2015-5-10 6612 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA408270  Collinsia heterophylla Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  POM49332  Collinsia heterophylla var. austromontana Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  POM44725  Collinsia parryi George B. Grant 1905-5-4 s.n. Los Angeles Near Pasadena. Comment
  RSA152086  Collinsia torreyi var. wrightii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines 1829 Comment
  UCR213791  Colutea arborescens Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12688 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  CATA1685  Convolvulus arvensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2980 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 219 Comment
  POM307073  Convolvulus arvensis Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1937-8-19 1933 Los Angeles Below north Whittier Heights Comment
  UCR213299  Convolvulus simulans A. C. Sanders 2010-5-7 38336 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 30 Comment
  JEPS30658  Conyza bonariensis Peter H. Raven and Henry J. Thompson 1959-9-18 250 Los Angeles along railroad tracks near Beverly Glen Boulevard Santa Monica Boulevard; West Los Angeles 76 Comment
  POM4753  Conyza bonariensis I. M. Johnston 1917-4-11 11 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] Comment
  UCR243022  Conyza floribunda R. G. Swinney 2009-8-6 11533 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  POM183638  Cordylanthus rigidus subsp. setiger J. Ewan 1929-8-17 3454 Los Angeles Trancas Canyon near Pt. Dume. Comment
  SFV3358  Cordylanthus rigidus subsp. setigerus F. M. Ball 1962-8-22 Los Angeles Cold Canyon Road about 0.25 miles northeast of Monte Nido Fire Station. Open areas on gentle slope near road. Comment
  POM31826  Coreopsis californica Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA20382  Coreopsis californica Roxana S. Ferris 1938-5-13 9482 Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  RSA670442  Coreopsis gigantea I. W. Clokey, B. C. Templeton 1929-03 4520 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
Read comments
Mar 6 2010
  UCD150950  Coreopsis gigantea D. S. Park 2010-4-26 35 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  LA105286  Corethrogyne filaginifolia Barry A. Prigge; 1988-10-8 8361 Los Angeles Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon 444 Comment
  RSA0094175  Corethrogyne filaginifolia R. G. Swinney 2011-10-13 15793 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  UC87481  Corethrogyne filaginifolia A. J. McClatchie 1892-9-1 Los Angeles Pasadena Comment
  RSA654657  Coronilla glauca Matt Brooks 1988-5-12 65 Los Angeles Hacienda Heights, Athel Dr. 0.2 miles east of its intersection with Oak Canyon Dr. Comment
  SBBG108952  Cotula australis S. A. Junak 1997-2-25 SCl 724 Los Angeles Wilson Cove, along rd curb on S side of Admin Drive, just W of First Ave, directly across street from entrance to galley 45 Comment
  SEINET3146440  Cotula australis G. B. Grant 1905-4-3 224 Los Angeles Pasadena, S CA; Pacific Coast Comment
  SBBG132115  Cotula australis S. A. Junak 1996-4-16 SCI 360 Los Angeles San Clemente Island 45 Comment
  RSA250639  Crassula connata R. F. Thorne 1971-4-2 41414 Los Angeles Johnson's Pasture, N. of Mountain Avenue, Claremont 549 Comment
  RSA678212  Crassula connata Valerie L. Soza, LeRoy Gross 2001-4-18 1138 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 716 Comment
  UCR125496  Crassula connata A. C. Sanders, Mark Elvin 2003-4-14 25975 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  UCR220953  Crassula connata Dan S. Cooper 2010-3-29 20100317- 17 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA535292  Crassula connata var. eremica Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5334 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 485 Comment
  RSA592154  Crassula tillaea L. C. Wheeler 1967-5-7 9286 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 625 Comment
  LA93602  Crepis capillaris Walt J Uwate; 1974-1 208 Los Angeles Santa Monica Mountains, Santa Ynez Canyon 274 Comment
  SBBG41342  Cressa truxillensis M. R. Benedict 1970-6-27 Los Angeles Little Harbor Comment
  RSA306166  Cressa truxillensis Fay A. MacFadden 1934-9-10 12928 Los Angeles Culver City. Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  UC1121535  Crocanthemum scoparium var. vulgare A. D. Gifford 1935-1-7 190 Los Angeles ridge e junction of Viola and Palomas Creeks; Tejon Quad. 548 Comment
  UC729808  Crocanthemum scoparium var. vulgare Carl B. Wolf 1932-5-10 Los Angeles back of Avalon (100 yds se of summit of the equestrian trail); Santa Catalina Island 304 Comment
  UC872170  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  RSA485831  Crossosoma californicum T. S. Elias 1988-2-10 10662 Los Angeles San Clemente Island. West shore near Marine Terrace Grade Comment
  UC1281095  Crossosoma californicum H. E. McMinn 1924-7-1 1309 Los Angeles Catalina Is. Comment
  JEPS52470  Croton californicus Julia A. Bettys 1929-5-20 Los Angeles near Redondo; Manhattan Beach Comment
  RSA479350  Croton californicus Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  UC73443  Croton californicus E. D. Palmer May 1903 Los Angeles Claremont Comment
  UCR228738  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso del Campo 92 Comment
  HSC81268  Croton setiger F. R. Fosberg 1931-7-11 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island 220 Comment
  SBBG31069  Croton setiger R. F. Thorne 1966-9-14 36655 Los Angeles behind Ben Weston Beach 3 Comment
  SEINET10518388  Crypsis vaginiflora Robert F. Thorne 1966-9-16 Thorne 36712 Los Angeles Santa Catalina Island: desiccated muddy of reservoir at Hay Press, with Ammania coccinea, Gnaphalium palustre, etc. Comment
  UCR191739  Cryptantha A. C. Sanders 2008-4-23 35096 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UC1601672  Cryptantha cinerea var. abortiva P. A. Munz 1923-4-9 6661 Los Angeles e coast of San Clemente Island San Clemente Island Comment
  CAS-BOT-BC189515  Cryptantha circumscissa var. circumscissa 1920-6-10 s.n. Los Angeles San Gabriel Mountains. Summit, Mount WIlson Comment
  SD181671  Cryptantha clevelandii Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains; Aliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  UC551852  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10646 Los Angeles Grand Canyon Santa Catalina Island Comment
  UCR126646  Cryptantha corollata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26131 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  JEPS67646  Cryptantha intermedia W. L. Jepson 1939-4-21 19220 Los Angeles San Fernando Comment
  UCR165417  Cryptantha intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29491 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA159346  Cryptantha intermedia P. H. Raven 1962-4-10 17219 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA526596  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-7 4180 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA533979  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5172 Los Angeles San Clemente Island: SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ). 491 Comment
  RSA611257  Cryptantha intermedia L. C. Wheeler 1968-5-25 s.n. Los Angeles Mesa W of Bear Creek. 548 Comment
  SD186132  Cryptantha intermedia var. johnstonii A. C. Sanders, Mark A. Elvin 2003-4-16 26039 Los Angeles Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Calar River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 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
  RSA647795  Cryptantha microstachys LeRoy Gross, Laura Moore 2000-6-5 203 b Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  LA81965  Cryptantha muricata O. H. Kappler; 1943-5-9 408 Los Angeles 6 Comment
  RSA0080979  Cryptantha muricata R. G. Swinney 2010-4-28 12419 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR190783  Cryptantha muricata R. G. Swinney 1999-7-5 7538 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR205585  Cryptantha muricata R. G. Swinney 2008-5-12 8830 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR261785  Cryptantha muricata R. G. Swinney 2010-5-11 12683 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA0079138  Cryptantha muricata var. denticulata Orlando Mistretta 1992-8-20 773 Los Angeles San Gabriel Mts region: Mt. Gleason Management Unit. Mt Gleason. Tujunga Ranger District. Comment
  RSA0079159  Cryptantha muricata var. denticulata I. M. Johnston 1925-7-8 5289 Los Angeles Cow Canyon-San Antonio Canyon Divide. 1432 Comment
  RSA0079575  Cryptantha muricata var. muricata Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  RSA0079626  Cryptantha muricata var. muricata Orlando Mistretta 1994-4-12 1005 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1006 Comment
  RSA115723  Cryptantha nevadensis var. rigida E. C. Twisselmann 1955-6-23 2206 Los Angeles Mt Abel Road, at Kern County line 1646 Comment
  RSA229033  Cryptantha nevadensis var. rigida R. F. Thorne 1971-6-30 40787 Los Angeles Along open sandy flats along dessicated branch of S Fork of Little Rock creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  UCR184200  Cryptantha oxygona A. C. Sanders 2007-4-19 33450 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR223112  Cryptantha oxygona R. G. Swinney 2009-5-20 10804 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  SEINET8513224 Image available Cryptomeria japonica Carl Epling s.n. Los Angeles Los Angeles Comment
  UCR125126  Cucurbita foetidissima A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25106 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  RSA5970332  Cuscuta T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3846 Los Angeles San Gabriel Mountains: Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1884 Comment
  UC23249  Cuscuta californica Harley P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  UC75424  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  UCR155376  Cuscuta californica A. C. Sanders, T. B. Salvato 2005-5-24 30270 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR5105  Cuscuta subinclusa R. L. Rackham 1970-9-23 s.n. Los Angeles North of Claremont, SW corner of Padua Ave. and Baseline Road 463 Comment
  RSA79251  Cycladenia humilis var. venusta Robert C. Frampton 1952-6-28 17295 Los Angeles south slope Mt. (''Baldy'') San Antonio 2621 Comment
  UCR223488  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel 184 Comment
  UCR129375  Cylindropuntia echinocarpa Orlando Mistretta 1995-6-1 1745 Los Angeles San Gabriel Mtns., near mouth of Carr Canyon 945 Comment
  CATA1659  Cynara cardunculus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2947 Los Angeles Santa Catalina Island: At Cherry Valley 3 Comment
  SBBG12179  Cynodon dactylon P. H. Raven 1962-7-10 17962 Los Angeles just above big dune near NW end of island Comment
  SD252218  Cyperus Steven A. Junak 1999-7-16 Sca 1048 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach. 29 Comment
  CATA1519  Cyperus eragrostis Mark L. Hoefs, Steven A. Junak 1996-7-9 2737 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  SEINET7581651 Image available Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  SD175759  Cyperus involucratus A. C. Sanders 1987-9-18 7359 Los Angeles El Segundo Dunes, W of Los Angeles Int. Airport and Pershing Dr., at E edge of subsite 37 38 Comment
  POM156269  Datisca glomerata L. R. Abrams 1902-6-16 2557 Los Angeles Santa Monica Mountains: Sepulveda Canyon. Comment
  SEINET4890502  Datisca glomerata J. H. Barber 1897-6-26 188 Los Angeles Aliso Canyon Comment
  RSA594312  Datura wrightii Steve D. Boyd, Lauren Raz 1996-10-14 9044 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UC1586373  Datura wrightii Kevin Groark 1991-7-2 3 Los Angeles foothills sw Lancaster (just s of aqueduct (ca 1 mi w of 70th St. W and 1 1/2 mi S of Ave. K, between 80th and 90th St. W)) Comment
  UC26106  Datura wrightii Brewer Dec 1860 89 Los Angeles Los Angeles Comment
  UCR220229  Daucus pusillus R. G. Swinney 2009-4-7 10294 A Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA0071928  Daucus pusillus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 39 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  CAS-BOT-BC130921  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC130938  Deinandra clementina Geo. B. Grant 1906-9-1 7166 Los Angeles Avalon, Catalina Is. Comment
  SBBG12511  Deinandra clementina P. H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove 60 Comment
  SBBG34796  Deinandra clementina S. A. Junak with M. L. Hoefs 1998-6-12 SCa 722 Los Angeles just W of N end of Catalina Harbor, just upslope from powerline 36 Comment
  SD48938  Deinandra clementina Reid Moran 1958-9-15 6832 Los Angeles San Clemente Island; Canyon 1.8 miles southeast of Eel Point. 99 Comment
  SD92005  Deinandra clementina Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22693 Los Angeles San Clemente Island, on cliff in Iwo Jima Gulch, a tributary of China Canyon 170 Comment
  UC1587703  Deinandra clementina Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5094 Los Angeles coastal flats wnw new landing field; San Clemente Island, North Head 15 Comment
  IRVC29580  Deinandra fasciculata A. C. Sanders 2003-4-29 26181 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  SBBG13708  Deinandra fasciculata E. R. Blakley 1962-10-4 5398 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 182 Comment
  SFV4927  Deinandra fasciculata M. H. Grayum 1971-6-10 s. n. Los Angeles Santa Monica Mountains Just north of Monte Nido along Cold Creek Road. 274 Comment
  UCSB28390  Deinandra fasciculata Tanowitz, Barry 1974-8-24 Los Angeles Via de la Paz; 1 block from Sunset Blvd., Pacific Palisades Comment
  SD224865  Delairea odorata Scott D. White 1995-2-11 2537 Los Angeles N end of San Dimas Res., directly across rd. from USFS San Dimas Stn., USGS 7.5' Glendora quad 456 Comment
  SEINET3159275  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles collected at Pasadena Comment
  RSA0005312  Delphinium inflexum Robert Kessler 1927-05 3641 Los Angeles San Gabriel Mts., Fish Canyon. Comment
  UCR228421  Delphinium parishii Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8051 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UC1126034  Delphinium parryi A. D. Gifford 1934-4-23 142 Los Angeles 1 1/2 mi e and 1 mi n Castro Peak; Triunfo Pass Quadrangle Comment
  UCR140170  Delphinium parryi A. C. Sanders 2003-4-17 26068 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA772877  Delphinium parryi Earl Maize 1973-5-8 27 Los Angeles Mt. Baldy Road, 1 mile east of Padua Hills, below San Antonio Reservoir, 7 miles north of claremont 610 Comment
  POM293283  Delphinium parryi subsp. parryi Lyman Benson 1947-4-18 12310 Los Angeles Claremont, Indian Hill. 427 Comment
  RSA162759  Delphinium patens subsp. hepaticoideum J. D. Olmsted 1959-4-21 448 Los Angeles Evey Canyon, 1/2 mile up fire road from locked gate; NE of Claremont. 732 Comment
  UCD96563  Delphinium patens subsp. hepaticoideum Daryl Koutnik 1978-4-21 401 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0030041  Delphinium patens subsp. montanum R. G. Swinney 1998-7-2 6264 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.8 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA152145  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats to Chilao Camp, San Gabriel Mts 1524 Comment
  RSA0030021  Delphinium patens subsp. montanum Bonnie C. Templeton 1932-6-17 4914 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  UC592909  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles on slopes Black Jack Peak; Santa Catalina Island, Black Jack Mine 426 Comment
  RSA0004633  Dendromecon piercei Marcus E. Jones 1929-5-25 26109 Los Angeles Claremont. Comment
  CAS-BOT-BC82902  Dendromecon rigida Le Roy Abrams; E. A. McGregor 1908-6-20 401 Los Angeles Liebre Mountains. Between Oakgrove Canyon and Elizabeth Lake. Comment
  UCR259460  Descurainia incisa R. G. Swinney 2010-9-7 13701 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA777357  Descurainia pinnata Orlando Mistretta, Christine Mistretta 2010-5-19 5118 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
  RSA660077  Descurainia pinnata subsp. halictorum Orlando Mistretta 1992-5-25 417 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  RSA756959  Descurainia pinnata subsp. halictorum Orlando Mistretta, Christine Mistretta 2008-4-14 2452 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UCD114781  Descurainia sophia J. Doty 1969-4-19 632 Los Angeles beside Avenue K-8, 0.5 mile west of 170th Street, 20 miles east of Lancaster in northeastern part of county. 762 Comment
  UC1126516  Dicentra chrysantha A. D. Gifford 1935-5-8 674 Los Angeles 4 mi ne Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UC1133903  Dichelostemma capitatum P. L. Johannsen 1934-3-5 318 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  UCR260369  Dichelostemma capitatum R. G. Swinney 2010-4-30 12442 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  CAS-BOT-BC499433  Dichelostemma capitatum John I. Carlson 1914-4-28 s. n. Los Angeles Avalon, Catalina Islands Comment
  RSA670444  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  UCSB41666  Dichelostemma capitatum subsp. capitatum Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  SBBG112950  Dichondra occidentalis S. A. Junak 1998-6-12 SCa 725 Los Angeles slopes on E side of Catalina Harbor, above Del Rey Yacht Club 30 Comment
  RSA585123  Digitaria sanguinalis L. C. Wheeler 1933-11-19 2271 Los Angeles San Gabriel Canyon. 335 Comment
  CAS-BOT-BC152893  Diplacus brevipes Moxley 1914-5-30 221 Los Angeles San Rafael Hills Comment
  CAS-BOT-BC150637  Diplacus longiflorus LeRoy Abrams 1902-6-15 2543 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC150670  Diplacus longiflorus Carl B. Wolf 1928-5-11 2182 Los Angeles So. base of Newhall Grade Comment
  CAS-BOT-BC150861  Diplacus puniceus Marian L. Campbell 1921-3-28 124 Los Angeles Los Angeles Comment
  CAS-BOT-BC43564  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  LA12293  Distichlis spicata A. M. Johnson; 1933-5-17 4254 Los Angeles Del Rey Comment
  SD90394  Distichlis spicata Robert F. Thorne 1973-4-12 42935 Los Angeles San ClementE Island: Pyramid Cove at S end of island 3 Comment
  LA33497  Dodecatheon clevelandii Peter H. Raven; 1959-4-4 13962 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. 24 Comment
  UCR276722  Draba corrugata R. G. Swinney 2010-9-21 13860 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  CAS-BOT-BC41603  Draba corrugata var. corrugata R. J. Dobbs 1924-7-18 2921 Los Angeles Near top of Mount Islip. 2511 Comment
  RSA0094559  Drymocallis glandulosa var. viscida Richard G. Swinney 2011-6-6 15018 B Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UCR182703  Drymocallis lactea var. lactea R. G. Swinney 1997-8-6 5769 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  POM155663  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Santa Catalina Island: north slope Eagle's Nest 106 Comment
  UCR260394  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  POM312805  Dryopteris arguta D. Taylor 1951-5-15 58 Los Angeles Little Dalton Canyon north of Glendora 365 Comment
  UC399299  Dryopteris arguta A. J. Perkins Los Angeles w fork San Gabriel River Comment
  UCR190049  Dudleya cymosa R. G. Swinney 1998-10-3 7007 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  CAS-BOT-BC428113  Dudleya cymosa subsp. cymosa Geo. B. Grant 1906-6-10 6677 Los Angeles Mt Lowe, Castle Canyon Comment
  RSA598224  Dudleya hassei James C. Dice, M. Donoghue 1983-5-20 346 Los Angeles Santa Catalina Island. NE facing slope above Pebbly Beach Dr. between Avalon Bay and Abalone Point. 23 Comment
  CAS-BOT-BC428408  Dudleya lanceolata K. Nakai 1981-6-24 778 Los Angeles Fish Cyn., ca. 1.5 km from the mouth of cyn. 396 Comment
  SD38622  Dudleya lanceolata Edith A. Purer 1932-5-26 2770 Los Angeles El Segundo Comment
  POM211421  Dudleya multicaulis L. C. Wheeler 1934-4-27 2572 Los Angeles Marshall Creek. 488 Comment
  CAS-BOT-BC109760  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 351 Los Angeles Point Vicente, 0.4 km. east of lighthouse. Along south edge of Palos Verdes Drive South. 67 Comment
  SD127384  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Sea bluffs just east of Pt. Vicente. 4 Comment
  UCR242111  Dudleya virens subsp. insularis R. E. Riefner Jr. 2012-7-5 12- 299 Los Angeles South Coast, City of San Pedro, between Point Fermin and Cabrillo Beach Park 13 Comment
  CAS-BOT-BC109762  Dudleya virens subsp. virens Jim Dice; Michael Donoghue; Terry Martin 1983-5-20 349 Los Angeles Santa Catalina Island, on bluff 0.1 km. east of beach at Little Harbor. 22 Comment
  RSA656232  Dysphania botrys Joseph M. Keefe 1978-6-10 23370 Los Angeles Verdugo Mountains: south east corner of Physics-Biology Building, Glendale, 1500 North Verdugo Road. 183 Comment
  LA33382  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-10-31 14719 Los Angeles 304 Comment
  RSA608870  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  IRVC28612  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  LA202283  Eclipta prostrata Arthur C. Gibson; 2004-10-9 5030 Los Angeles Santa Monica Mountains, Triunfo Canyon, entering Lake Malibou, 200 m from bridge off Lake Vista Dr 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
  RSA0105494  Ehrharta erecta R. G. Swinney 2011-11-3 15980 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
  NY786018  Elaeagnus angustifolia T. S. Ross 1990-6-18 3496 Los Angeles San Gabriel Mountains. Big Pines Highway, ca. 900 m ESE from Jackson Lake, just on the W side of upper Mescal Creek drainage 1877.6 Comment
  SEINET3911387  Eleocharis montevidensis Timothy S. Ross, Steve Boyd 1994-5-24 7839 Los Angeles Cottonwoodd Swamp': confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. dissected by San Francisquito canyon Road.; 0 512 Comment
  RSA177700  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-5-11 34661 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  IRVC29011  Eleocharis parishii A. C. Sanders, Mark Elvin 2002-6-25 25287 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
  RSA584447  Elymus R. G. Swinney 1992-7-10 1849 Los Angeles East Baldy Peak. All plants collected within 50 yards of peak. 3049 Comment
  RSA0055757  Elymus elymoides R. G. Swinney 2010-5-19 12810 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  UCR209217  Elymus elymoides R. G. Swinney 2008-6-17 9060 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA229122  Elymus elymoides subsp. elymoides R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38859 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Angeles Crest Highway at headwater of South Fork, Big Rock Creek, ca. 1.7 miles south of Dawson Saddle. 2317 Comment
  RSA645653  Elymus elymoides subsp. elymoides R. G. Swinney 1996-5-27 4729 Los Angeles San Gabriel Mountains: E of Table Mountain and NW of Wright Ridge. E-W-facing ridgetop, 2.25 miles SE of Smithsonian Observatory on E end of ridge. 2252 Comment
  IRVC26177  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  CATA1716  Elymus glaucus subsp. glaucus Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3057 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  UCR95751  Elymus hispidus Steve Boyd, Et al. 1996-6-25 8870 Los Angeles Liebre Mtns, Along the Ridge Route west of Castaic Canyon, 3.5 mi north of junction with Templin Hwy, under high-tension powerlines 945 Comment
  UC821463  Elymus multisetus Geo. B. Grant May, 1901 1212 Los Angeles Pasadena Comment
  RSA588899  Elytrigia intermedia subsp. intermedia Timothy S. Ross, Steve Boyd 1990-5-15 2542 Los Angeles Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE). 1012 Comment
  RSA401561A  Emmenanthe penduliflora H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  RSA599833  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-5-6 9745 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CAS-BOT-BC131153  Encelia actoni Le Roy Abrams; E. A. McGregor 1908-7-2 548 Los Angeles Rock Creek, slopes of the San Gabriel Mountains 1158 Comment
  CHSC20799  Ephedra Robert A. Schlising 1968-4-12 2880 Los Angeles SE of Pearblossom; Fort Tejon Road near 165th Street. Comment
  RSA614813  Ephedra nevadensis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  SBBG32264  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  UC283  Ephedra nevadensis J. Burtt Davy May 9 1896-May 24 1896 2574 Los Angeles West Palmdale Antelope Valley, West Palmdale Comment
  RSA0016991  Ephedra nevadensis L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek (wash near railroad Station). Comment
  UC1964681  Epilobium canum H. M. Beard, R. S. Beard 1959-11-28 Los Angeles Topanga Canyon, ca 1/4 mi on Highway 27, S of Topanga post office. Comment
  UCD105435  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Road, 3 miles E of Malibu Canyon Road. Comment
  RSA532828  Epilobium canum subsp. latifolium Tim S. Ross 1991-8-14 5787 Los Angeles San Gabriel Mts.: Pacifico Mtn Rd, .30 mile E of Lower Pacifico Campground Rd. 1934 Comment
  RSA756149  Epilobium ciliatum R. G. Swinney 2008-7-12 9170 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR272836  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-7-29 15570 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA720601  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 1997-7-23 5733 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area. 2256 Comment
  UCR194171  Epipactis gigantea R. G. Swinney 1998-7-24 6558 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  RSA19112  Epipactis gigantea I. W. Clokey 1935-4-29 6560 Los Angeles San Gabriel Canyon. Comment
  RSA225700  Equisetum X ferrissii R. F. Thorne, C. W. Tilforth 1971-6-17 39939 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA639360  Equisetum laevigatum L. C. Wheeler 1932-9-19 1384 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA617173  Eragrostis cilianensis LeRoy Gross 1998-9-18 59 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  UCD62980  Eragrostis cilianensis Beecher Crampton 1965-10-27 7591 Los Angeles Ca. 2.6 miles s. w. of Saugus, US Hwy. 99. Comment
  SEINET7040195  Eremalche exilis A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  RSA0041938  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 -D 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
  RSA0034377  Eremogone macradenia var. arcuifolia R. F. Thorne, C. W. Tilforth 1971-6-30 40795 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
  CAS-BOT-BC162728  Eremothera boothii subsp. decorticans Louis C. Wheeler 1973-5-6 s.n. Los Angeles Between Little Tujunga and Oliver Canyons - San Gabriel Mountains 556 Comment
  SBBG44380  Eremothera boothii subsp. decorticans G. Sphon, D. Hearn 1956-5-30 16 Los Angeles Black Butte, Antelope Valley Comment
  RSA0107978  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mtns.: County Hwy S4 (204th St. East), 7.4km south of Hwy 138, norhern mouth of Grandview Canyon, along west side of Hwy S4. 1396 Comment
  RSA0030893  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-5-13 1202 B Los Angeles San Gabriel Mountains, Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon. 1066 Comment
  UCR141732  Eriastrum densifolium subsp. densifolium L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mtns, East Fork of Alder Creek off Big Tujunga 1494 Comment
  RSA0104116  Eriastrum densifolium subsp. elongatum L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA78150  Eriastrum filifolium Verne Grant 1953-5-3 18440 Los Angeles on point of land south of White's Landing, Santa Catalina Island 18 Comment
  SEINET7072896  Eriastrum pluriflorum A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. Coordinate datum: WGS84/NAD83. (34? deg. 27' 16" North Latitude, -117? deg. 48' 43" West Longitude; UTM Zone 11, 425420mE, 3812643mN, Coordinate datum: NAD27.). Comment
  JEPS120293 Image available Eriastrum rosamondense David Gowen 2010-5-12 1110 Los Angeles Northwest of Lancaster at the southwest quadrant of West Avenue D and 30th Street West. Comment
  UC133883  Eriastrum sapphirinum Katharine Brandegee June 1888 Los Angeles Lancaster Comment
  UC23875 Image available Eriastrum sapphirinum Harvey M. Hall 1896-8-7 299 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  UC1118713  Ericameria ericoides A. D. Gifford 1934-5-15 241 Los Angeles Dume Point Trifuno Pass Quad., Dume Point 30 Comment
  RSA316365  Ericameria linearifolia R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54991 Los Angeles 2.5 miles S of Llano 1158 Comment
  RSA584129  Ericameria linearifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2964 a Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  SBBG45509  Ericameria linearifolia Leota Davidson 1965-5-9 159 Los Angeles near Little Rock Comment
  UCD131414  Ericameria linearifolia A. C. Sanders; E. J. Lawlor 1988-4-3 7740 Los Angeles Southwestern end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway. 391 Comment
  UCR223181  Ericameria nauseosa R. G. Swinney 2009-7-22 11313 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SD255644  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 Los Angeles San Gabriel Mountains; Big Cienaga, north of Crystal Lake Campground, 0.6 mile east of Deer Flats Campground along FS Rd. 3NO7.2/North Crystal Lake Rd. 2012 Comment
  CAS-BOT-BC299019  Ericameria nauseosa var. hololeuca Lester Rowntree 1936-10-23 s.n. Los Angeles Mint Canyon Comment
  UCR126994  Ericameria palmeri A. C. Sanders, Kim Marsden 2003-6-20 26993 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA702817  Ericameria parishii Scott D. White 2004-8-20 10726 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  POM308163  Ericameria parishii var. parishii Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2912 Los Angeles Bear Creek Canyon, San Gabriel Mountains. Comment
  POM359447  Ericameria parishii var. parishii Theodore Payne 1910-09 2756 Los Angeles San Gabriel River near Fellow's [Follows] Camp. Comment
  POM48752  Ericameria parishii var. parishii Fordyce Grinnell Jr. 1928-09 s.n. Los Angeles Mt. Wilson. 1677 Comment
  LA30404  Ericameria pinifolia Jane Turner; Theodore Mosquin 1958-10-11 C- 35 Los Angeles San Gabriel Mountains, 3.1 mi. below Mt. Baldy P.O. along old road at base of wash (not new road above wash) Comment
  POM359462  Ericameria pinifolia Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Longs Canyon, San Gabriel Mts. Comment
  RSA117758  Ericameria pinifolia S. Carlquist 1958-6-2 491 Los Angeles just outside fence at NE corner of the Botanic Garden, Claremont Comment
  RSA656783  Ericameria pinifolia Valerie L. Soza, Gary D. Wallace 2000-1-6 650 Los Angeles Irwindale, San Gabriel Wash: Just north of the 210 Fwy, south of Huntington Drive. 173 Comment
  UC527674  Ericameria pinifolia C. B. Wolf 1931-10-20 Los Angeles 0.5 mi above Montrose (on the rd from Tujunga to La Canada); San Gabriel Mts. 457 Comment
  UCR151017  Ericameria pinifolia Scott D. White 1997-5-7 5056 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA0021961  Erigeron breweri var. covillei Duncan S. Bell, Caitlin Elam 2013-6-24 5288 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA702165  Erigeron breweri var. covillei Michael Honer 2004-6-22 1994 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  RSA748461  Erigeron breweri var. jacinteus R. G. Swinney 2001-8-18 8054 Los Angeles c. 400 m south of summit of Mt. Baden-Powell 2805 Comment
  UCR209413  Erigeron foliosus R. G. Swinney 2008-10-8 9521 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  CAS-BOT-BC296176  Erigeron foliosus var. foliosus LeRoy Abrams 1902-7-3 2644 Los Angeles Little Santa Anita Canyon Comment
  RSA702971  Erigeron foliosus var. foliosus Scott D. White, Pam De Vries 2004-5-18 10412 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
  RSA800514  Erigeron foliosus var. foliosus Jane Tirrell 2012-8-20 LS 0158 Los Angeles North-facing bench along Pacific Crest Trail approx. 0.5 mi west of Windy Gap. 2436 Comment
  RSA711111  Eriodictyon crassifolium var. crassifolium Tim Thibault, K. E. Olshewsky 2004-5-22 266 Los Angeles fire road off Hwy. 2 910 Comment
  RSA0064134  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy 2) at a pullout southeast of the intersection with Angeles Forest Highway. Comment
  UC1971460  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1946-8-27 6247 Los Angeles SAN GABRIEL MOUNTAINS: Intersection of Angeles Crest Highway & Angeles Forest Highway on ridge between Arroyo Seco and Tujunga Canyon. Comment
  CAS-BOT-BC188946  Eriodictyon parryi A. D. E. Elmer 1902-6-1 3643 Los Angeles Acton Comment
  SD85036  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles Santa Catalina Island; northeast side of Black Jack Mountain at junction of Island Road and White's Landing Road. 1250 Comment
  CATA3111  Eriodictyon traskiae subsp. traskiae Amy Catalano 2016-5-20 114 Los Angeles Santa Catalina Island: Northwest end of bank below Lower Cape Canyon Reservoir 201 Comment
  UCR139924  Eriodictyon trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  UCR140635  Eriodictyon trichocalyx Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 4- 29 Los Angeles San Gabriel Mtns/Mojave Desert, Largo Vista Road 3.1 mi south of Route 18, SE of Llano, Site L4 1275 Comment
  RSA455111  Eriodictyon trichocalyx var. trichocalyx M. B. Dunkle 1933-6-17 3589 Los Angeles San Antonio River Canyon 914 Comment
  RSA607038  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1932-7-2 907 Los Angeles Browns Flat, San Gabriel Mts. 1311 Comment
  UC184302  Eriogonum angulosum A. D. E. Elmer June, 1902 3678 Los Angeles Acton Comment
  SEINET6332075  Eriogonum cinereum Noel H. Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  RSA608007  Eriogonum davidsonii Louis C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon. 1433 Comment
  RSA749079  Eriogonum davidsonii R. G. Swinney 2005-8-11 8445 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA766331  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-11 s.n. Los Angeles Islip Trail, North (Upper) Pine Flats. 1829 Comment
  UCR205222  Eriogonum davidsonii R. G. Swinney 2005-8-11 8445 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA393489  Eriogonum elongatum F. R. Fosberg, H. P. Bracelin 1931-6-11 S 5843 Los Angeles Topaga P.O., Topanga Canyon. Comment
  CAS-BOT-BC249763  Eriogonum elongatum var. elongatum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  RSA279964  Eriogonum fasciculatum Delzie Demaree 1933-5-30 10370 Los Angeles Playa del Rey. Comment
  RSA799858  Eriogonum fasciculatum Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 11 Los Angeles Glendora Ridge Road 1495 Comment
  LA25966  Eriogonum fasciculatum subsp. fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, Fireroad below Mt. San Mary's College Comment
  UCR209439  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 1969-6-12 562 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UCR186600  Eriogonum fasciculatum subsp. polifolium T. B. Salvato, Sarah Flack 2007-8-8 3042 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR259668  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-1 12143 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
  SD107889  Eriogonum fasciculatum var. fasciculatum Robert F. Thorne, D. Propst, M. Haefs 1974-9-12 45110 Los Angeles Santa Catalina Island: halfway between airport and Rancho Escondido on clayey ground along well-traveled paved highway 274 Comment
  POM222011  Eriogonum fasciculatum var. foliolosum W. C. Merrill 1897-07 s.n. Los Angeles Los Angeles. Comment
  SD233905  Eriogonum fasciculatum var. polifolium A. C. Sanders, D. Malueg 2001-5-17 24351 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 11 acre gas company property at SW cornder of Jefferson Blve. And Montebellow Blvd., being decomissioned (El Monte 7.5' Q) 121 Comment
  RSA235250  Eriogonum giganteum var. formosum E. R. Blakley 1962-6-10 5236 Los Angeles Wilson Cove, San Clemente Island. 6 Comment
  CAS-BOT-BC250309  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles Santa Catalina Island. Avalon. Above the Amphitheatre 60 Comment
  RSA182999  Eriogonum giganteum var. giganteum S. Carlquist 1966-4-28 1820 Los Angeles Catalina Island. Above Pebbly Beach, on road to Renton Mine Comment
  CAS-BOT-BC253456  Eriogonum gracile Alice Eastwood 1919-6-21 9049 Los Angeles San Fernando Comment
  LA201928  Eriogonum gracile var. gracile Arthur C. Gibson; 2003-8-25 4923 Los Angeles 188 Comment
  UCR239048  Eriogonum gracile var. gracile Anuja Parikh, Nathan Gale 2010-6-4 3257 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.9 km west of State Hwy 14, 1.2 km south of Avenue S 995 Comment
  UCR277115  Eriogonum gracile var. gracile R. G. Swinney 2010-10-5 13959 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA0113484  Eriogonum gracile var. gracile Lyman Benson 1948-10-31 13546 Los Angeles Indian Hill, Claremont. Mt. Range: San Gabriel. 426 Comment
  SD230262  Eriogonum hirtiflorum Louis C. Wheeler 1968-7-22 Los Angeles San Gabriel Mountains: Devel's Canyon 1431 Comment
  RSA729570  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA748580  Eriogonum nudum Scott D. White, Justin M. Wood 2009-5-6 12638 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  RSA660160  Eriogonum nudum var. pauciflorum Orlando Mistretta 1992-5-25 424 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UC1375284  Eriogonum parishii Robert F. Thorne 1971-8-25 41329 Los Angeles near Pine Hollow Picnic Area (along Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2255 Comment
  LA32287  Eriogonum parvifolium Henry J. Thompson; 1958-10-23 1815 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  RSA293344  Eriogonum plumatella C. W. Tilforth, Dorothy Tilforth 1981-8-27 2144 Los Angeles 3 miles west of Pearblossom along Hwy 138. 915 Comment
  SBBG65204  Eriogonum plumatella R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SFV1016  Eriogonum plumatella M. L. Vincent 1962-10-4 298 Los Angeles San Gabriel Mountains 131st Street East and Pallett Creek Road. Roadside. 1170 Comment
  RSA0093137  Eriogonum pusillum Steve Boyd, Gary D. Wallace 2011-4-14 12316 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UCR205224  Eriogonum pusillum R. G. Swinney 2008-5-2 8724 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  RSA0019772  Eriogonum roseum Orlando Mistretta, Christine Mistretta 2011-6-23 5754 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  CAS-BOT-BC267753  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-9-21 8310 Los Angeles Southwesterly slope at the west end of the moutnain, along Forest Service Road 7N23, ca 1080 m SW of Sandberg Triangulation Point (5345-ft), Liebre Mountain 1470 Comment
  UC6446  Eriogonum saxatile Dr. A. Davidson 1895-1 Los Angeles Wilson's Peak Comment
  UC1537272  Eriogonum saxatile Gordon H. True 1935-5-17 305 Los Angeles s Littlerock 914 Comment
  CAS-BOT-BC263601  Eriogonum trichopes A. D. E. Elmer 1902-6-1 3642 Los Angeles Palmdale Comment
  RSA776326  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCSB30869  Eriogonum viridescens Burgess, Rick 1978-5-20 Los Angeles 106 St. East; 3 miles south of junction with Pear Blossom Hwy 914 Comment
  POM53924  Eriophyllum confertiflorum C. F. Baker 1904-5-6 4746 Los Angeles Hills near Pomona Comment
  RSA729361  Eriophyllum confertiflorum R. G. Swinney 1998-7-27 6489 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA729858  Eriophyllum confertiflorum R. G. Swinney 1999-6-5 7250 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  SFV6205  Eriophyllum confertiflorum R. M. Muran 1974-4-26 82 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  RSA276002  Eriophyllum confertiflorum var. confertiflorum Jack Delaini 1974-5-9 190 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles national Forest 533 Comment
  POM175388  Eriophyllum confertiflorum var. confertiflorum West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles San Gabriel Mountains. Comment
  SBBG127062  Eriophyllum pringlei A. Parikh, N. Gale 2011-6-11 3450 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1188 Comment
  OBI18704  Eriophyllum wallacei David J. Keil 1976-12-12 11890 Los Angeles Ca. 5 mi W of San Bernardino Co line along Calif 138 1128 Comment
  RSA604191  Erodium botrys Louis C. Wheeler 1943-1-12 5687 Los Angeles Burbank: 2100 block N. Lincoln Avenue. Comment
  CATA365  Erodium brachycarpum Mark L. Hoefs 1974-3-28 414 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, northwest exposure 335 Comment
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 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
  UCR260392  Erodium cicutarium R. G. Swinney 2010-2-27 11667 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCSB9869  Erodium cicutarium Haller, John 1950-3-30 Los Angeles UCLS; base o faculty hill; near Sunset Blvd Comment
  POM12233  Erodium moschatum F. L. Robinson 1921-4-15 16 Los Angeles Orchard N of Claremont. Comment
  UCR48938  Erodium moschatum A. C. Sanders 1987-7-22 7153 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  LA204351  Erysimum capitatum var. capitatum A. M. Johnson; 1932-4-17 3957 Los Angeles W of Palmdale Comment
  RSA579317  Erysimum capitatum var. capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  RSA607000  Erysimum capitatum var. capitatum L. C. Wheeler 1968-5-31 5917 Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  RSA0076223  Erythranthe androsacea Orlando Mistretta, Mark A. Elvin 1995-3-30 1586 Los Angeles San Andreas Rift Zone: Just south of Bob's Gap. Comment
  SD241189  Erythranthe floribunda R. G. Swinney 2009-4-3 10277 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills: Duarte/Azusa border, San Gaabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. (Azusa 7.5'Q) 182 Comment
  SD236424  Erythranthe latidens A. C. Sanders 2005-5-11 30131 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on N side of canyon 573 Comment
  UC147070  Eschscholzia F. M. Reed 1909-7-4 2842 Los Angeles Pebbly Beach Rd opposite outfall sewer; Catalina Island 22 Comment
  CATA284  Eschscholzia californica Mark L. Hoefs 1973-5-21 298 Los Angeles Santa Catalina Island: Canyon above Renton Mine Road 304 Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  LA98867  Eschscholzia minutiflora E. R. Hobbs; 1979-6-25 79 88 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  PASA460  Eschscholzia minutiflora Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  UCR163511  Eschscholzia minutiflora B. G. Pitzer 1998-5-23 3727 Los Angeles Western Mojave Desert, community of Lake Los Angeles, NNE of Pearblossom, intersection of 170th St. and Ave 'N 801 Comment
  CAS-BOT-BC92216  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island. Between Northwest Harbor and Whale Point. 7 Comment
  UCR48970  Eucalyptus camaldulensis A. C. Sanders 1987-9-18 7379 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  SBBG44678  Eucrypta chrysanthemifolia W. A. Wright 1931-2-19 Los Angeles back of school, Toyon and Bannings Cyn area Comment
  RSA7306  Eucrypta chrysanthemifolia Fay A. MacFadden 1929-5-1 s.n. Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SBBG17377  Eucrypta chrysanthemifolia var. chrysanthemifolia K. A. Wilson 1961-3-1 885 Los Angeles Mulholland Hwy, ca. 2 mi W of Las Virgenes Hwy Comment
  UC1124387  Eucrypta chrysanthemifolia var. chrysanthemifolia A. D. Gifford 1935-3-15 463 Los Angeles 2.25 mi wsw Red Mountain; Angeles National Forest, Tejon Quad. 548 Comment
  UC56879  Eucrypta chrysanthemifolia var. chrysanthemifolia R. D. Williams 1903-2-12 Los Angeles Claremont Comment
  JEPS31736  Eulobus californicus Frank W. Peirson 1919-3-27 349 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  UCR222826  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 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
  RSA601709  Euphorbia maculata L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at North Fork Dark Canyon. 891 Comment
  UCR255479  Euphorbia maculata Dan S. Cooper 2014-6-26 614- 39 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  RSA432441  Euphorbia palmeri B. C. Templeton 1932-6-19 4919 Los Angeles Big Pines Park Comment
  UCR91387  Euphorbia peplus Scott D. White 1995-3-15 2573 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SEINET5789094 Image available Euphorbia polycarpa Unknown 1982-1 3215 Los Angeles Los Angeles, CA Comment
  RSA0127010  Euphorbia serpens Louis C. Wheeler 1969-9-25 12322 Los Angeles Pasadena: 790 South Arroyo parkway. Comment
  RSA609013  Euphorbia serpillifolia L. C. Wheeler 1931-1 s.n. Los Angeles La Verne. Comment
  UCR276999  Euphorbia serpillifolia R. G. Swinney 2010-9-30 13895 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
  UCD170891  Euphorbia terracina A. C. Sanders 1998-10-10 22259 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon. 8 Comment
  CAS-BOT-BC312236  Euthamia occidentalis Timothy S. Ross; Steve Boyd 1994-9-20 8268 Los Angeles Lower Spunky Canyon, this stretch draining SSE exiting into Bouquet Reservoir, Liebre Mountains 950 Comment
  SBBG96847  Extriplex californica S. Boyd 1990-4-7 4213 Los Angeles lower half of China Cyn Comment
  UCR227715  Fallopia convolvulus Orlando Mistretta, Christine Mistretta 2010-6-25 5353 Los Angeles San Gabriel Mountains, Forest Route 2N24 near head of north fork of Santa Anita Canyon along SCE transmission line corridor 1215 Comment
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Jul 17 2016
  SBBG56676  Festuca microstachys R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR270042  Festuca microstachys R. G. Swinney 2011-4-20 14451 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR90286  Festuca microstachys Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA0104991  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UCR41730  Festuca myuros G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA0082593  Festuca perennis R. G. Swinney 2010-6-4 13003 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  SBBG98643  Festuca perennis T. Ross 1991-5-20 5359 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  UCSB411  Festuca perennis Albright, S. 1957-5-24 Los Angeles UCLA campus; near Medical Center 76 Comment
  RSA747078  Ficus carica R. G. Swinney 2008-5-30 8897 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  CAS-BOT-BC474729  Ficus microcarpa R. E. Riefner, Jr. 2015-7-19 15 -203 Los Angeles City of Carson, Dominguez Channel at Figueroa St., growing on S channel bank 7 Comment
  CAS-BOT-BC500437  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -284 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. at Prospect Ave. 4 Comment
  UCR124246  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile SSE of Isthmus Bench Mark 122 Comment
  RSA233412  Filago arizonica R. F. Thorne 1966-4-17 36107 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  POM308933  Filago californica Anonymous 1943-6-22 660 Los Angeles Dalton Road near turnoff to Johnston Peak, 2 mi. SW of Tanbark, San Dimas Experimental Forest 762 Comment
  RSA511031  Fimbristylis thermalis Thekla Mohr 1915-1 3009 Los Angeles North Fork, San Gabriel River. Comment
  RSA650270  Foeniculum vulgare A. E. Hersh 1950-7-25 s.n. Los Angeles Locale- dry vacant lot, Washington Blvd. and Sawtelle, Culver City 30 Comment
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Dec 9 2013
  UC874971  Foeniculum vulgare Carl B. Wolf 1932-10-3 4214 Los Angeles ca. 1 1/4 mi. from Wrigley Dr. on rd. to Renton Mine (about head of right fork of Pebbly Beach Canyon); Santa Catalina Isl. 304 Comment
  RSA529903  Foeniculum vulgare T. S. Ross 1991-8-16 5810 Los Angeles along Angeles Crest Hwy., 1/5 mile from Mt. Sally summit 1524 Comment
  CAS-BOT-BC384175  Forestiera pubescens subsp. parvifolia L. R. Abrams 1927-4-30 11747 Los Angeles Flat west of Lancaster Comment
  UCR273289  Frangula californica subsp. californica R. G. Swinney 2011-7-7 15451 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
  CAS-BOT-BC223758  Frankenia salina Carl B. Wolf 1932-5-12 3589 Los Angeles Santa Catalina Island. Little Harbor 3 Comment
  UCR161210  Frankenia salina T. B. Salvato, Melissa Clemons 2005-9-27 1237 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UCR224026  Fraxinus uhdei Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11684 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR205917  Fremontodendron californicum R. G. Swinney 2008-5-5 8748 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UC1137176  Fremontodendron californicum subsp. californicum P. L. Johannsen 1934-2-21 301 Los Angeles Santa Susana Mountains 990 Comment
  RSA787535  Fritillaria pinetorum Jane Tirrell 2012-5-21 LS 0053 Los Angeles 3 meters above (south) of the Pacific Crest Trail, approximately 0.75 km west of Mt Hawkins. 2594 Comment
  CAS-BOT-BC435219  Galenia pubescens var. pubescens John Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill: property along Hill Street in the two-block area between Stanley and Ohio Avenues. 76 Comment
  SFV4978  Galinsoga parviflora M. H. Grayum 1971-9-25 s. n. Los Angeles Westwood. University of California, Los Angeles campus. Botanical garden near corner of LeConte and Tiverton.. 110 Comment
  UC450856  Galinsoga parviflora var. parviflora Fay A. MacFadden 1931-1-21 Los Angeles Monrovia Comment
  UC450832  Galium andrewsii subsp. intermedium Fay A. Macfadden 1931-4-22 2643 Los Angeles summit hwy from Los Angeles to Lake Hughes via San Francisquito Canyon Comment
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Aug 8 2016
  RSA0080764  Galium angustifolium R. G. Swinney 2010-5-12 12733 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA652845  Galium angustifolium Roxanne Smith 1991-5-12 23 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  UCR111504  Galium angustifolium A. C. Sanders, D. Malueg 1998-6-22 22021 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR174643  Galium angustifolium Jennifer H. Jones, Jay H. Jones 2006-6-4 379 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  UCR227649  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-12 31634 Los Angeles Channel Islands; Santa Catalina Island, upper end of Middle [Ranch] Canyon 305 Comment
  CAS-BOT-BC172766  Galium angustifolium subsp. angustifolium Timothy S. Ross; Steve Boyd 1994-5-10 7701 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 Mtn summit 890 Comment
  RSA524178  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-6 2869 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA655785  Galium angustifolium subsp. angustifolium James Henrickson 2000-4-15 20682 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  JEPS114012  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-6-23 8056 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  RSA0089852  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  RSA631376  Galium aparine Valerie L. Soza, LeRoy Gross 1999-5-10 452 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  UCD121664  Galium aparine Jack Delaini 1974-4-5 95 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Comment
  CAS-BOT-BC217458  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-6 371 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  UC1375365  Galium catalinense C. Davidson 1971-5-7 1517 Los Angeles lower part of canyon Catalina Is., Middle Ranch Canyon Comment
  SDSU9325  Galium catalinense R. M. Beauchamp 1967-3-18 276 Los Angeles Growing beside rocks on slope in canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  SD86318  Galium catalinense subsp. acrispum R. Beauchamp, M. Douglas 1972-3-24 3219 Los Angeles On canyon cliff, San Clemente Island 99 Comment
  CATA248  Galium catalinense subsp. catalinense Mark L. Hoefs, A. Douglas Propst 1973-5-4 247 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  UC2030074  Galium grande V. Soza, Monica Acosta 2001-6-20 1298 Los Angeles Transverse Ranges, San Gabriel Mountains region: North of Mt. Bliss, along Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of function with Van Tassel Ridge Road (FS Road 1N36A). Comment
  RSA230264  Galium johnstonii Robert F. Thorne 1969-7-2 38304 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  OBI69289  Galium nuttallii subsp. insulare John Knapp, Denise Knapp 2003-5-11 40 Los Angeles Catalina Island 198 Comment
  LA208433  Galium nuttallii subsp. nuttallii John Thomas Howell; 1929-3-2 4101 Los Angeles San Gabriel Mountains, San Gabriel Wash, 2 mi S of Azusa Comment
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Jul 28 2014
  LA50682  Galium nuttallii subsp. nuttallii Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA454438  Galium parishii L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  UC1375297  Galium parishii Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41081 Los Angeles e ridge Mt. San Antonio (Old Baldy); San Gabriel Mts., Angeles National Forest Comment
  SBBG96979  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4333 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  POM292453  Gamochaeta pensylvanica H. M. Hall 1915-5-24 111 Los Angeles Pasadena. Comment
  CAS-BOT-BC158001  Garrya veatchii F. W. Peirson 1919-11-30 2723 Los Angeles Eaton Canyon, San Gabriel Mts. 609 Comment
  UC1122721  Garrya veatchii W. T. Murphy 1928-2-28 Los Angeles e of Little Dalton Canyon; Pomona Quad. 762 Comment
  UCR190011  Garrya veatchii R. G. Swinney 1998-7-30 6598 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA763104  Gayophytum R. G. Swinney 2008-8-13 9384 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  RSA729226  Gayophytum diffusum subsp. parviflorum R. G. Swinney 1998-7-10 6401 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
  UCR271124  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15505 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA311360  Gayophytum heterozygum Robert F. Thorne, M. Z. Thorne 1969-7-9 38521 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2073 Comment
  RSA507555  Gayophytum oligospermum Louis C. Wheeler 1967-8-2 10332 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  CATA3464  Genista linifolia Tobias Nickel, Julia Parish 2017-5-31 006 Los Angeles Santa Catalina Island: Interior; Northeast of Lower Cottonwood Canyon Rd and south of main drainage in Middle Cottonwood Canyon 125 Comment
  SBBG38927  Genista linifolia E. R. Blakley 1963-4-7 5535 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  CAS-BOT-BC208061  Genista monspessulana Carl B. Wolf 1941-6-25 s.n. Los Angeles Santa Catalina Island. About 1 mi. NE. of Wrigley Mausoleum at head of Avalon Valley 121 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
  UCR182383  Gilia R. G. Swinney 1997-7-22 5699 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR281971  Gilia R. G. Swinney 2014-4-17 16094 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UC311255  Gilia achilleifolia subsp. achilleifolia Philip A. Munz 1926-4-4 10017 Los Angeles 2 mi n Saugus; n of Saugus Comment
  JEPS69443  Gilia angelensis Frank W. Peirson 1919-3-30 157 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  RSA470103  Gilia angelensis Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  SEINET2441336  Gilia angelensis R. G. Swinney 2008-4-10 8626 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir (Glendora 7.5' Q.). 463 Comment
  SFV2859  Gilia angelensis M. L. Vincent 1963-5-7 337 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.25 miles off the main road at the top of the pass on a small path. 489 Comment
  UCR215972  Gilia angelensis R. G. Swinney 2005-4-30 8228 Los Angeles San Gabriel Mountains, Glendora, 'Morgan Canyon Plateau' adjacent to and east of Morgan Canyon 418 Comment
  UCR219465  Gilia angelensis R. G. Swinney 2009-3-19 10148 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  RSA758064  Gilia australis D. E. Bramlet, Jennifer Pareti 2008-4-14 4182 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  RSA0051793  Gilia brevicula L. Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA0077392  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-9-16 809 Los Angeles San Gabriel Mountains: Oak Spring Trail; Tujunga Ranger District. Near nothern end of trail. Comment
  RSA470056  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-4-9 589 Los Angeles 1 mi. W mouth Kings Canyon, near Elizabeth Lake. 976 Comment
  SBBG45248  Gilia capitata subsp. abrotanifolia Leota Davidson 1966-3-19 231 Los Angeles Agua Dulce Cyn, off Soledad Cyn Comment
  UCR102541  Gilia latiflora subsp. davyi George K. Helmkamp, E. A. Helmkamp 1997-3-11 1474 Los Angeles c. 12 mi. west of Lancaster at Lancaster Rd & Willow Springs Cyn. 899 Comment
  UC908843  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley Mohave Desert, Antelope Valley (25239) Comment
  RSA71840  Gilia latiflora subsp. latiflora F. W. Peirson 1921-5-19 2832 Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  UC908483  Gilia latiflora subsp. latiflora Herbert L. Mason 1932-4-1 6869 Los Angeles one mi e Lancaster; Mohave Desert, e of Lancaster Comment
  UCR52298  Gilia latiflora subsp. latiflora A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 1988 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  UCR191536  Gilia modocensis R. G. Swinney 1998-7-8 6310 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 3 2012
  RSA534005  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5128 Los Angeles San Clemente Island: eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon 144 Comment
  RSA0012413  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2011-6-15 5694 -a Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  UCR102621  Gilia ochroleuca subsp. bizonata B. G. Pitzer 1998-5-23 3759 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA0016263  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2008-4-19 2492 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  UCR277710  Gilia ochroleuca subsp. vivida B. C. Templeton 1932-5-31 4858 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Camp, Angeles National Forest 2195 Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  UC1043377  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles on s. side of Valley Blvd. 1/4 mi. e. of Collins St. Spadra Comment
  UCR150578  Glycyrrhiza lepidota L. C. Wheeler 1946-8-27 6259 Los Angeles Transverse Ranges; San Gabriel Mtns, Sandrock Creek at Pearblossom Hwy, near confluence of Sandrock Creek and Big Rock Creek; 0.25 mi SE of Big Rock Patrol Station 1113 Comment
  POM358697  Glyptopleura setulosa Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC565537  Glyptopleura setulosa Herbert L. Mason 1924-4-26 3015 Los Angeles Little Rock Creek Mohave Desert, Little Rock Creek Comment
  RSA706651  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
  RSA188218  Gnaphalium chilense R. F. Thorne 1965-6-22 34919 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA5891  Gnaphalium chilense C. B. Wolf 1932-9-16 4111 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR158880  Gnaphalium luteoalbum Scott D. White 1994-7-14 2259 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  POM358707  Gnaphalium palustre L. C. Wheeler 1932-7-2 895 Los Angeles San Dimas Canyon. 457 Comment
  RSA0110575  Grayia spinosa Richard G. Swinney 2011-4-19 14406 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR141019  Grayia spinosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR223029  Grayia spinosa R. G. Swinney 2009-4-29 10614 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
  UCR264070  Grayia spinosa John F. Green 2008-3-26 308- 07 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  UCR229505  Grindelia Dan S. Cooper 2010-9-24 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Primera Dr., vicinity of Griffith Park, Los Angeles 258 Comment
  SD30782  Grindelia camporum Edith A. Purer 1931-3-12 Los Angeles Near Palos Verdes Hills. Comment
  UCD132550  Grindelia camporum Daryl Koutnik 1978-6-24 545 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  CHSC25945  Gutierrezia californica James Henrickson 1971-10-14 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  POM155755  Harpagonella palmeri M. B. Dunkle 1928-4-22 1889 Los Angeles Buttonshell, Santa Catalina Island. 30 Comment
  POM72625  Harpagonella palmeri Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  SBBG113091  Harpagonella palmeri S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 351 Los Angeles NW flanks of Black Jack Pk, along Black Jack Rd 0.4 rd mi from intersection with Airport Rd, just before large switchback in rd, near old main shaft 487 Comment
  UCSB6582  Hazardia squarrosa var. grindelioides Kraebel, C. 1927-1 Los Angeles Angeles Forest; Mt. Wilson Road Comment
  UCR61067  Hedera helix R. G. Swinney 1989-7-6 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon, 1 mi. east of Glendora Mtn. Rd. 428 Comment
  POM359739  Helenium bigelovii F. R. Fosberg 1931-8-10 s 5634 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  POM308919  Helenium puberulum Kay H. Beach 1943-8-11 1884 Los Angeles along the road below Lysmiters, Tanbark 762 Comment
  RSA3245  Helianthemum scoparium var. vulgare C. B. Wolf 1931-6-25 2237 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  RSA0048577  Helianthus gracilentus A. Lee Haines 1971-4-27 s.n. Los Angeles Cold Canyon Rd., Santa Monica Mts. 304 Comment
  RSA0012951  Helianthus nuttallii subsp. parishii H. E. Hasse 1891-1 s.n. Los Angeles Cienega, Los Angeles Comment
  CATA207  Heliotropium curassavicum var. oculatum Mark L. Hoefs 1973-4-15 187 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  CATA2051  Helminthotheca echioides Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 Los Angeles Santa Catalina Island: Flats at Little Harbor Campground 6 Comment
  OBI35599  Helminthotheca echioides Rebecca Cicoria 1981-4-23 13 Los Angeles Upper end of Altamira Cyn, adj to Crest Rd, Rolling Hills Comment
  LA34214  Helxine soleirolii Henry J. Thompson; 1959-11-23 3012 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA292471  Hemizonia australis James Henrickson 1973-6-15 10706 Los Angeles City of Long Beach; below the State University near Pacific Coast Highway 3 Comment
  UCR88685  Hemizonia fasciculata Scott D. White 1995-10-11 3693 Los Angeles Santa Susana Mtns., Santa Susana Mtns, south of Santa Susana Pass Rd 500 Comment
  RSA527806  Hemizonia fasciculata Timothy S. Ross, Annette Ross 1991-6-3 5537 Los Angeles Elephant Hill: W Pomona 305 Comment
  CATA412  Hesperocyparis macrocarpa Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 549 Los Angeles Santa Catalina Island: Mt. Black Jack Campgrounds 451 Comment
  UCR273395  Hesperoyucca whipplei R. G. Swinney 2011-6-22 15264 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  CAS-BOT-BC143686  Heteromeles arbutifolia Martin A. Piehl 1962-10-3 62533 Los Angeles 3/4 mi. E of Middle Ranch, main rd. in M.R. Canyon, Santa Catalina Island Comment
  LA52106  Heteromeles arbutifolia A. M. Johnson; 1927-11-11 2681 Los Angeles 121 Comment
  RSA0072432  Heteromeles arbutifolia Steve D. Boyd 1997-9-17 10038 -B Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR259581  Heteromeles arbutifolia R. G. Swinney 2010-6-8 13182 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA449830  Heteromeles arbutifolia Edwin Kline 1924-8-13 s.n. Los Angeles San Fernando Mountains Comment
  SD141297  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6847 Los Angeles In wash, Wall Rocky Canyon, 2 miles SE of Eel Point, San Clemente Island. Comment
  RSA0031680  Heterotheca fastigiata David V. Shrum 1961-1-7 s.n. Los Angeles Verdugo Mountains. North side of mountain. Comment
  RSA0036058  Heterotheca fastigiata David Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, Angeles national Forest, 6 miles north of La Cresenta near Georges Gap. 914 Comment
  RSA0074472  Heterotheca fastigiata I. M. Johnston 1917-8-21 1701 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2134 Comment
  POM36038  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Gallagher's Canyon, near Wrigley Reservoir, Santa Catalina Island. 400 Comment
  RSA0034283  Heterotheca grandiflora Benjamin E Carter 2012-8-23 6989 Los Angeles Channel Islands: Santa Catalina Island. Airport Road, ca. 1/4 mi north of Middle Ranch Road. 405 Comment
  SBBG12902  Heterotheca grandiflora E. R. Blakley 1962-10-3 5380 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  SBBG96864  Heterotheca grandiflora S. Boyd with T. Ross, L. Arnseth 1990-4-7 4285 Los Angeles lower part of China Cyn Comment
  CAS-BOT-BC318858  Heterotheca grandiflora W. R. Dudley 1895-1-4 s.n. Los Angeles San Pedro Harbor Comment
  UC63208  Heterotheca grandiflora H. M. Hall 1901-8-1 Los Angeles Comment
  SEINET5200655  Heterotheca sessiliflora Unknown 2002-8-10 69 Los Angeles Big Tujunga Canyon Road at the Tujunga Dam parking lot, N of Tujunga in Angeles National Forest. 2 miles W of jct. with Angeles Forest Hwy. Comment
  RSA0114816  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-25 15862 Los Angeles San Gabriel Mountains; along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  UC857971  Heuchera abramsii P. A. Munz 1922-7-21 6113 Los Angeles Mt San Antonio; San Gabriel Mts 3048 Comment
  RSA0127002  Heuchera caespitosa Louis C. Wheeler 1967-8-1 10212 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  CAS-BOT-BC48167  Heuchera elegans Mrs. Joseph Clemens 1922-5-1 s.n. Los Angeles Mt. Wilson Comment
  RSA607911  Hirschfeldia incana L. C. Wheeler 1961-6-13 7884 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA127791  Hirschfeldia incana P. H. Raven, H. J. Thompson 1959-9-6 14376 Los Angeles Near mouth of Malibu Creek. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 12 Comment
  LA200490  Hoita macrostachya A. M. Johnson; 1932-5-30 4074 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM243679  Holodiscus discolor F. R. Fosberg 1931-7-16 S- 5436 Los Angeles Gallaghers Canyon, Santa Catalina Island. Comment
  RSA0085052  Hordeum glaucum Paul M. Inman 1983-5-15 51583 -5 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. On Winter Creek trail=c above Hoegee's Camp. 914 Comment
  UC625138  Hordeum intercedens F. R. Fosberg 1931-4-22 S 4666 Los Angeles Santa Catalina Isl., Middle Ranch Canyon, Eagles Nest Comment
  SBBG132062  Hordeum marinum S. A. Junak, B. Collins 1991-4-24 SCI 180 Los Angeles W side of W Shore Rd 36 Comment
  RSA230385  Hordeum murinum subsp. glaucum R. F. Thorne, M. Z. Thorne 1969-7-10 38385 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  UC1587693  Hordeum murinum subsp. leporinum Tim Ross 1991-3-9 4175 Los Angeles seepage ca 300 ft sw of Colima Road and Camino del Sur; Whittier Hills (Puente Hills, pro parte) 213 Comment
  SBBG128299  Hordeum murinum subsp. murinum M. L. Hoefs 1991-4-8 1072 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  RSA499239  Horkelia cuneata subsp. puberula Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  SEINET11911586  Horkelia cuneata subsp. puberula H. M. Hall 1903-1 3750 Los Angeles Pasadena Comment
  RSA774800  Horkelia rydbergii R. G. Swinney 2009-7-23 11396 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG125444  Horkelia rydbergii A. Parikh, N. Gale 2010-6-16 3311 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  RSA0064063  Hulsea heterochroma R. G. Swinney 2010-10-13 14031 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA229732  Hulsea heterochroma R. F. Thorne 1971-6-26 40596 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA93956  Hymenoclea salsola var. salsola F. W. Peirson 1921-5-19 1316 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 945 Comment
  HSC101372  Hypericum scouleri R. G. Swinney 2008-10-10 9547 Los Angeles San Gabriel Mtns.: Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SBBG31092  Hypochaeris glabra R. F. Thorne 1966-4-29 36305 Los Angeles Airport Rd before turnoff to Middle Ranch Cyn 457 Comment
  CDA5571  Ipomoea mutabilis T. C. Fuller 1963-6-26 10711 Los Angeles On west bank of Topanga Creek just north of Pacific Coast Highway 101, Topanga Beach. 0 Comment
  RSA167859  Isocoma menziesii var. decumbens R. F. Thorne 1964-2-6 33285 Los Angeles Isthmus, west of Catalina Harbor, Santa Catalina Island. 8 Comment
  CAS-BOT-BC311711  Isocoma menziesii var. vernonioides Ernest Braunton 1902-8-1 645 Los Angeles Los Angeles Comment
  RSA366095  Isolepis cernua Anstruther Davidson 1891-10 s.n. Los Angeles River. Comment
  SBBG61163  Iva axillaris R. Hoffmann 1925-5-17 Los Angeles Castaic Comment
  RSA642027  Ivesia santolinoides Orlando Mistretta 1993-7-6 928 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2470 Comment
  RSA249739  Jepsonia malvifolia R. F. Thorne 1973-2-12 42462 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA639133  Jepsonia malvifolia R. F. Thorne, Doug Propst 1967-10-27 37415 Los Angeles Santa Catalina Island: Fisherman's Cove, Isthmus. Near Blue Cavern Point north of Marine Laboratory. 30 Comment
  UCR153373  Juglans californica L. C. Wheeler 1967-7-6 9921 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  UCR228700  Juglans californica Wesley O. Griesel 1987-4-7 s.n. Los Angeles San Rafael Hills, Descanso Gardens Comment
  UCR238078  Juglans californica Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2103 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  RSA0035014  Juglans californica L. E. Hoffman s.n. Los Angeles Santa Monica Mts. Comment
  LA200581  Juglans californica var. californica Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA593501  Juglans californica var. californica Steve Boyd, Mike Wall 1996-5-16 8766 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  UCR209205  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37162 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA5573  Juncus acutus subsp. leopoldii Carl B. Wolf 1932-5-12 3586 Los Angeles Santa Catalina Island: 3/4 mile from Little Harbor- parallel to Isthmus road Comment
  UCR204572  Juncus balticus R. G. Swinney 2005-8-5 8389 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR214648  Juncus bufonius A. C. Sanders, Dan S. Cooper 2010-4-30 38158 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA3396  Juncus bufonius var. bufonius Peter J. Dixon 2017-4-28 086 Los Angeles Santa Catalina Island: Near Isthmus, 700 m northeast of Tower Pk. 250 Comment
  RSA0094631  Juncus duranii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8516 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2453 Comment
  RSA368236  Juncus mexicanus Robert Gustafson 1981-4-14 2188 Los Angeles Ballona Wetlands, Area 1 Comment
  POM1613  Juncus phaeocephalus I. M. Johnston 1917-6-10 1308 Los Angeles Cienega , West of Los Angeles. Comment
  RSA730313  Juncus rugulosus R. G. Swinney 1998-9-4 6906 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  RSA754145  Juncus rugulosus Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1837 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  RSA589346  Juncus rugulosus Orlando Mistretta 1994-3-30 957 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA7647  Juncus textilis Fay A. MacFadden 1930-4-10 2381 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  SD121505  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1980-5-18 3439 Los Angeles South Fork, Big Rock Creek, ca. I(c) mile north of South Fork Campground on Angeles National Forest Road 4N11A, ca. 3I(c) airmiles southeast of Valyermo, north side San Gabriel Mountains. Pockets of fine moist sand in wash. 1372 Comment
  JEPS67113  Juncus torreyi Frank W. Peirson 1923-8-30 4011 Los Angeles Lone Pine Canyon, on the Clyde Ranch San Gabriel Mountains 1493 Comment
  RSA737153  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12554 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA754210  Juncus xiphioides Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1789 Los Angeles edge of San Dimas Creek along trail next to the gate 454 Comment
  UCR275030  Juniperus californica Michael Honer, Mary Ann Hasskamp 2006-4-19 2207 Los Angeles Tehachapi Mountains area, Slopes above Oso Canyon: 1 mile north of Quail Lake; c. 1 mile east of cement plant road 1067 Comment
  UCR3151  Juniperus californica Frank C. Vasek 1964-6-5 640605- 01 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  RSA729773  Juniperus occidentalis var. australis R. G. Swinney 1999-8-9 7601 Los Angeles eastern end of Big Horn Ridge, SW of Mt. San Antonio. Ridge top; montane coniferous forest. 2793 Comment
  LA209290  Keckiella breviflora Walter Ostromecki; 1974-1 sn Los Angeles Tehachapi Mountains, Fort Tejon Pass/Lebec 1353 Comment
  NY786815  Keckiella breviflora var. breviflora T. S. Ross 1995-6-28 8625 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 707.1 Comment
  UC625147  Keckiella cordifolia F. R. Fosberg 1931-3-27 S 4400 Los Angeles Hamilton Canyon; Santa Catalina Island 50 Comment
  CAS-BOT-BC238332  Keckiella ternata var. septentrionalis A. D. E. Elmer 1902-6-1 3597 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC238334  Keckiella ternata var. septentrionalis Timothy S. Ross; Steve Boyd 1990-6-4 2793 Los Angeles San Gabriel Mountains. Lower Moody Canyon: Moody Truck Road, 0.1 mi N of junction with powerline road 1048 Comment
  CAS-BOT-BC238330  Keckiella ternata var. septentrionalis Ernest C. Twisselmann 1959-6-2 5320 Los Angeles Old Ridge Route, 0.25 mile north of Quail Lake Fire Station 1219 Comment
  UC990918  Kochia californica D. F. Howe 1948-5-3 Los Angeles 3 mi. n. Lancaster 609 Comment
  UCR139439  Koeleria macrantha Geo. L. Moxley 1915-7-21 409 Los Angeles San Gabriel Mtns., Barley Flats 1707 Comment
  RSA135196  Koeleria macrantha P. H. Raven 1960-5-15 15363 Los Angeles Piuma Road 2.3 miles east of Rambla Pacifica; 34? N, 118 - 119?W 488 Comment
  SEINET3828348  Krascheninnikovia lanata C. Epling, Wm. Robinson 1935-1 Los Angeles Rocky slope of mesa South of San Augustine. Comment
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Mar 9 2015
  SEINET7585557 Image available Kyllinga brevifolia G. L. Skutt s.n. Los Angeles Pasadena. Comment
  SD31156  Lactuca serriola Edith A. Purer 1931-8-15 Los Angeles Palos Verdes Hills Comment
  UCR167082  Lagophylla ramosissima Scott D. White 2005-9-9 11214 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  RSA600202  Lagophylla ramosissima subsp. ramosissima Steve Boyd, Lauren Raz 1997-5-29 9916 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCSB399  Lamarckia aurea Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE plot 303, block 18C Comment
  SEINET10598998  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Comment
  CAS-BOT-BC338155  Lasthenia californica M. E. Jones 1882-3-7 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC338137  Lasthenia californica E. R. Blakley 1963-12-7 6333 Los Angeles 200 ft. n of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  JEPS15066  Lasthenia gracilis Geo. B. Grant 1907-1-1 98 Los Angeles Pasadena Comment
  RSA590340  Lasthenia gracilis Timothy S. Ross 1993-4-21 6854 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  UC55099  Lasthenia gracilis H. M. Hall 1903-4-1 3764 Los Angeles Playa del Rey Comment
  UCR142927  Lasthenia gracilis F. R. Fosberg 1931-3-27 S- 4410 Los Angeles Channel Islands, Hamilton Canyon, Santa Catalina Island 150 Comment
  UCR277107  Lasthenia gracilis R. G. Swinney 2011-4-19 14413 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA156675  Lasthenia gracilis Peter H. Raven 1962-4-10 17193 Los Angeles San Clemente Island, just south of Wilson Cove 91 Comment
  UCD106419  Lathyrus sulphureus Collector unknown 1923-5-22 262 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
  UC1922328  Lathyrus vestitus Gary Kovnat with LeRoy Gross 2003-2-16 22 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCSB3121  Lathyrus vestitus Beach, Kay 1943-2-9 Los Angeles San Dimas Exp. Forest; Monroe Canyon, 2100 ft. contour trail near gage 459 Comment
  POM9673  Lathyrus vestitus subsp. laetiflorus Anonymous 1920-5-16 s.n. Los Angeles Tujunga 473 Comment
  RSA90458  Lathyrus vestitus subsp. laetiflorus F. W. Peirson 1923-4-11 3455 Los Angeles San Clemente Island, canyon about 5 miles southeast of Eagle Ranch Comment
  UC1302270  Lathyrus vestitus var. alefeldii Robert F. Thorne and P. C. Everett 1964-2-6 33303 Los Angeles Cherry Cove Santa Catalina Island 60 Comment
  CLARK-A1528-3229  Lavatera assurgentiflora Alfred R. Roos 1948-4-8 Los Angeles Culver City Comment
  RSA434050  Lavatera assurgentiflora subsp. assurgentiflora F. H. Elmore 1939-2-20 435 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC321536  Layia glandulosa Timothy S. Ross 1995-4-26 8378 b Los Angeles Southwesterly slope of Liebre Mtn along Forest Service rd 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  RSA92283  Layia glandulosa F. W. Peirson s.n. Los Angeles Wash of Arroyo Seco, Pasadena Comment
  POM305146  Layia platyglossa Henry J. Ramsey, Henry J. Ramsey 1937-4-26 431 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  UC54048  Layia platyglossa L. A. Greata 1903-5-1 374 Los Angeles north of Pasadena Comment
  POM277125  Layia platyglossa subsp. campestris E. S. Steele, H. S. Pratt 1934-4-9 s.n. Los Angeles Burbank Comment
  LA88649  Lepechinia fragrans Robert F. Thorne; 1966-4-29 36329 Los Angeles Santa Catalina Island: below rd to White's landing above turnoff to Echo Lake 411 Comment
  CAS-BOT-BC88940  Lepidium dictyotum Ernest C. Twisselmann 1962-4-10 6860 Los Angeles Mojave Desert. Antelope Valley. Avenue A at Highway 6. 662 Comment
  RSA723064  Lepidium didymum LeRoy Gross 2007-5-16 2732 Los Angeles Southern side of the range: Near parking area for the trails to hike out of Wildwood Canyon. Near 427 Comment
  RSA177865  Lepidium lasiocarpum R. F. Thorne, P. Everett 1965-5-11 34594 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  RSA251393  Lepidium lasiocarpum R. F. Thorne 1966-4-16 36039 Los Angeles San Clemente Island: 2/3 mile SSE of Eel point and N of seal Cove, SW side of island 30 Comment
  RSA535287  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5335 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG127975  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2708 Los Angeles Avalon Cyn Rd by horse stable 24 Comment
  RSA755584  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-16 9597 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA65793  Lepidium virginicum var. pubescens F. W. Peirson 1921-3-3 2357 Los Angeles Hills west of Arroyo Seco, near Pasadena 426 Comment
  RSA584014  Lepidium virginicum var. robinsonii Timothy S. Ross, S. D. Boyd 1991-4-25 4608 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UC1010238  Lepidospartum latisquamum John C. Roos 1951-7-30 5073 Los Angeles Swartout Valley between Wrightwood and Big Pines; San Gabriel Mts., Swartout Valley between Wrightwood and Big 1981 Comment
  POM361776  Lepidospartum squamatum L. C. Wheeler 1931-8-1 s.n. Los Angeles Thompson Wash near La Verne. 373 Comment
  RSA502795  Lepidospartum squamatum Timothy S. Ross, Annette Ross 1989-9-20 1766 Los Angeles San Gabriel Mountains: San Antonio Canyon just N of Hog Back. 1149 Comment
  RSA624065  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9666 Los Angeles 1.25 mile ESE Honby 457 Comment
  UC1536032  Lepidospartum squamatum Robert F. Thorne, M. Z. Thorne 1966-11-1 41377 Los Angeles near Mt. Baldy Village San Antonio Canyon; San Gabriel Mts-Angeles National Forest Comment
  UCSB6630  Lepidospartum squamatum Gill, Robert 1959-2-28 Los Angeles San Dimas Canyon; San Gabriel Mt. Range; Pacific Slope drainage area 365 Comment
  RSA657353  Leptodactylon californicum subsp. glandulosum J. Keeling 1980-5-9 9 Los Angeles 50 feet south of frontage road, beginning of fire road, east 1/2 mile east of La Tuna offramp, 210 freeway. Tujunga. 488 Comment
  RSA592696  Leptosiphon androsaceus L. C. Wheeler 1967-5-2 9264 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  CHSC4749  Leptosiphon breviculus M. MacArthur 1967-6-24 64 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream, Angeles National Forest. 1584 Comment
  RSA669289  Leptosiphon parviflorus LeRoy Gross, Naomi Fraga 2002-5-10 539 Los Angeles Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  POM355975  Leptosyne californica M. Maslow 1968-3-30 26 Los Angeles on road 3.7 miles north of Palmdale and 0.3 miles west of calif. Hwy. 14. Comment
  UCR231173  Lessingia filaginifolia Dan S. Cooper 2011-11-9 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper part of 'Boys Camp Canyon' southwest of LA Zoo 244 Comment
  JEPS22873  Lessingia glandulifera var. glandulifera Rimo Bacigalupi with Reino Alava 1958-7-21 6449 Los Angeles at Chilao Flat (San Gabriel Mts., Angeles National Forest); San Gabriel Mts., Angeles National Forest 1615 Comment
  RSA594190  Lessingia glandulifera var. peirsonii Steve Boyd, Lauren Raz 1996-10-14 9093 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  SBBG33439  Leymus cinereus A. D. E. Elmer -Jun-1902 3662 Los Angeles Lancaster Comment
  CAS-BOT-BC274479  Leymus triticoides Grant 1902-5-18 4965 Los Angeles Los Angeles Comment
  POM352204  Leymus triticoides A. Chase 1930-4-26 S- 3008 Los Angeles Los Angeles. Culver gargen. Comment
  CATA3527  Limonium perezii Peter J. Dixon 2017-7-8 094 Los Angeles Santa Catalina Island: Channel side; Avalon, Chimes Tower Rd, near the Zane Grey Hotel, bare roadcut 0 Comment
  RSA605989  Linanthus aureus Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. 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
  CHSC24756  Linanthus californicus D. Hattem 1976-4-18 8 Los Angeles Ca. 30 ft w of Hwy 5, ca. 5.5 mi n of Castaic. 792 Comment
  UC729693  Linanthus dianthiflorus Carl B. Wolf 1932-3-4 Los Angeles 3-4 mi n Claremont (Thompson Creek, s base of San Gabriel Mts.); San Gabriel Mts., Thompson Creek 457 Comment
  POM364570  Linanthus dianthiflorus subsp. dianthiflorus H. Twining 1888-02 s.n. Los Angeles Rincon. Comment
  RSA595334  Linanthus dichotomus L. C. Wheeler 1967-5-8 9343 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA250613  Linanthus parryae R. F. Thorne 1970-5-1 39534 Los Angeles Along road to Valyermo ca. 1 mi. E of Pallett Ranch N of Pinyon Ridge; at foot of grade in Shoemaker Canyon in pinyon-juniper woodland. 1402 Comment
  RSA468515  Linanthus pungens E. Fitzgerald 1930-07 s.n. Los Angeles Eastern Sierra: opposite Devil's Punchbowl, Angeles National Forest. Comment
  RSA468221  Lithophragma affine subsp. mixtum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel. Comment
  JEPS43068  Lithophragma bolanderi Frank W. Peirson 1918-5-19 69 Los Angeles just n Altadena (Millard's Canyon, lower slopes of the s face of the San Gabriel Range); lower slopes of s face of San Gabriel Range 609 Comment
  RSA0014590  Lithophragma bolanderi Orlando Mistretta, Christine Mistretta 2011-6-18 5710 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  UCD170563  Lithophragma tenellum R. G. Swinney 1998-7-8 6338 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR243024  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11531 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  JEPS4923  Lobelia dunnii var. serrata G. B. Grant 1901-7-25 4453 Los Angeles Sturtevant Camp at e base of Mount Wilson, in e fork of Santa Anita Canyon, in the San Gabriel Range and in the Angeles National Fores Santa Anita Canyon; Angeles National Forest, San Gabriel Range, Mount Wilson Comment
  RSA682511  Loeflingia squarrosa Scott D. White, Michael Honer 2003-5-7 9195 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  JEPS69138  Loeseliastrum matthewsii Frank W. Peirson 1919-6-15 468 Los Angeles Rock Creek Canyon San Gabriel Mts., Rock Creek Canyon 1249 Comment
  SBBG117023  Logfia arizonica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1510 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  UCD66004  Lolium multiflorum B. Pitzer 1996-5-5 2863 .1 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Navel Fuel Depot, at San Pedro Hill. 409 Comment
  CAS-BOT-BC283442  Lolium multiflorum Peter H. Raven; Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains. E end of Malibu Lake 220 Comment
  CAS-BOT-BC269093  Lolium perenne C. B. Wolf 1931-6-25 2239 Los Angeles S.W. of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon.) 60 Comment
  UC1109371  Lolium perenne Peter H. Raven 1962-5-8 17617 Los Angeles Wilson Cove San Clemente Island (barracks area); , Wilson Cove 91 Comment
  POM356945  Lolium perenne subsp. multiflorum Robert Gustafson 1981-4-29 2228 Los Angeles Ballona Wetlands, Area 2. Comment
  POM356973  Lolium temulentum F. R. Fosberg 1931-4-3 4482 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. Comment
  SD230153  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles Liebre Mountains Region: Upper watershed of Osito Canyon between I-5 and the Old Ridge Route, vicinity of Osito Flat, an open grassy break in slope under power lines. Steep-sided ridges dropping to narrow, winding canyon bottoms. Area burned in 1996. 2600 Comment
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Dec 5 2019
  UC284735  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1923-5-25 6797 Los Angeles near Saugus (Mint Canyon); Mint Canyon Comment
  RSA452136  Lomatium lucidum Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  RSA703899  Lomatium mohavense Gary D. Wallace, Ann Hiller 1983-5-18 2041 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  RSA641308  Lomatium nevadense var. parishii Orlando Mistretta, Mark Elvin 1995-3-30 1588 Los Angeles San Andreas Rift Zone: On Bige Pines Highway near Valyermo. Comment
  SBBG59761  Lomatium utriculatum M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  CAS-BOT-BC240485  Lonicera hispidula H. E. McMinn 1924-7-1 1317 Los Angeles Santa Catalina Comment
  CAS-BOT-BC240491  Lonicera hispidula Robert F. Thorne; D. Propst 1968-5-27 37624 Los Angeles Santa Catalina Island: in upper Skull Canyon 304 Comment
  RSA584886  Lonicera interrupta T. S. Ross 1990-6-1 2779 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  CAS-BOT-BC234861  Lonicera subspicata var. denudata W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  POM88089  Lonicera subspicata var. denudata I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  RSA455356  Lonicera subspicata var. denudata F. R. Fosberg, J. A. Ewan 1931-8-14 s 5449 Los Angeles Pine flats, First Camp, N fork San Gabriel Canyon, San Gabriel Mts. 1500 Comment
  RSA406753  Lotus argophyllus subsp. ornithopus F. R. Fosberg 1931-5-6 S- 4789 Los Angeles Santa Catalina Island. Cape Canyon, mouth. 200 Comment
  RSA90067  Lotus argophyllus var. argophyllus F. W. Peirson 1921-5-12 4091 Los Angeles Big Santa Anita Canyon, S base of San Gabriel Mts 762 Comment
  RSA406921  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-11-25 2035 Los Angeles Hamilton Cove, Santa Catalina Island. Comment
  JEPS8611  Lotus grandiflorus var. grandiflorus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4203 Los Angeles betw Little Tujunga Canyon and Pacoima Canyon (along FS road following the crest of Mendenhall Ridge, 13 mi e of its start at paved road crossing w crest of this ridge); San Gabriel Mountains, Angeles National Forest, Mendenhall R 1584 Comment
  POM157980  Lotus grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Santa Catalina Island. Johnson's. 8 Comment
  RSA762256  Lotus grandiflorus var. grandiflorus Orlando Mistretta, Christine Mistretta 2008-5-2 2600 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR204826  Lotus heermannii R. G. Swinney 2005-8-22 8508 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA0013557  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2011-6-30 5785 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  UCR270121  Lotus heermannii var. heermannii R. G. Swinney 2010-9-9 13801 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA586351  Lotus humistratus Orlando Mistretta 1995-3-17 1544 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  RSA757327  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2301 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 56 per TRTP survey; 2008) 1284 Comment
  RSA549145  Lotus nevadensis var. davidsonii T. S. Ross 1992-7-16 6691 Los Angeles Near summit of Mt. Gleason, just E of the military reservation. 1901 Comment
  UC186833  Lotus salsuginosus Samuel B. Parish Jun 1887 1891 Los Angeles San Francisquito Canyon Comment
  UC864884  Lotus scoparius Ira W. Clokey, B. Templeton May 1929 4480 Los Angeles Mandeville Cnayon Santa Monica Mountains Comment
  SFV1854  Lotus scoparius C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road. 366 Comment
  IRVC26322  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26006 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  IRVC27310  Lotus strigosus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25949 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  RSA0116455  Lotus strigosus R. G. Swinney 2011-4-1 14308 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
  RSA545339  Lotus strigosus T. S. Ross 1992-4-14 6179 Los Angeles San Clemente Island: central E side of island; stabilized slope above rutted Nanny Canyon drainage channel, 87 deg. S and ca 280m distant from where drainage meets the sea. 76 Comment
  POM50638  Lotus strigosus var. strigosus L. R. Abrams 1901-04 1231 Los Angeles Santa Monica Mountains Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA50646  Lotus wrangelianus L. R. Abrams 1901-06 1695 Los Angeles Santa Monica Mountains, Saddle Peak. Comment
  RSA755904  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles Waterman Mountain 2412 Comment
  OBI28052  Lupinus David J. Keil, Dirk R. Walters 1977-4-30 12285 Los Angeles On S side of Calif Rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail reservoir Comment
  SD84740  Lupinus M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island; Pyramid Cove. Comment
  SDSU4642  Lupinus albifrons R. M. Beauchamp 1967-3-20 367 Los Angeles Road south of Avalon. Santa Catalina Island. Comment
  RSA406998  Lupinus albifrons var. eminens Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SEINET10488492  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 - santa catalina Comment
  UCR271672  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A 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
  RSA773803  Lupinus bicolor R. G. Swinney 2009-6-17 11193 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA602637  Lupinus bicolor B. Pitzer 1996-4-20 2694 Los Angeles Western Mojave Desert Antelope Valley, north side of Hwy 138 (Ave. D), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14). 915 Comment
  RSA549543  Lupinus bicolor subsp. microphyllus T. S. Ross 1992-4-27 6247 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  SEINET10488595  Lupinus breweri Robert F. Thorne, C. W. Tilforth 1972-8-11 Thorne 42213 Los Angeles San gabriel mts., Angeles nat'l forest: flat summit of mt. Waterman, elev. C. 7900 Ft in yellow pine forest with pinus jeffreyi, eriogonum wrightii Subscaposum, oreonana vestita, chainactis santolinoides, sitanion hystrix, Stipa sp., Etc.; Silvery-leaves mat- forming perennial with purplish fls. Comment
  UCR137721  Lupinus chamissonis L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  SBBG98495  Lupinus concinnus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5251 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 388 Comment
  UCR276724  Lupinus elatus R. G. Swinney 2010-9-21 13858 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR270067  Lupinus excubitus subsp. austromontanus R. G. Swinney 2010-6-1 13111 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  JEPS65132  Lupinus excubitus var. hallii Miss C. M. Hoak 1924-2-27 Los Angeles Gibbs Estate Pasadena (Pasadena) Comment
  SEINET10450555  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  SEINET10907092  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6456(3) Los Angeles Plants 2 yrs. Old. Grown in field planting at racho santa ana botanical Garden. Hybridizations by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent. () Parenthetic # Is mf plant no. Seeds from open field pollen. Comment
  RSA0091985  Lupinus formosus R. G. Swinney 2011-6-15 15158 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA413623  Lupinus formosus var. bridgesii Robert Gustafson 1978-6-1 987 Los Angeles Off dirt road leading into Hungry Valley, ca. .2 mile from the junction with thepaved 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  UC1129486  Lupinus hirsutissimus A. D. Gifford 1938-5-8 671 Los Angeles 1 mi ne Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  SD113407  Lupinus hirsutissimus Darley F. Howe Apr 1915 62 Los Angeles Claremont Comment
  UCSB17126  Lupinus hirsutissimus Vernand, Ramona 1963-4-10 Los Angeles 0.7 mi. N of U.S. Highway 66 on San Dimas Canyon Road, San Dimas Comment
  RSA522944  Lupinus longifolius T. S. Ross 1990-10-24 3302 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  UC1595212  Lupinus longifolius Tim Ross and Peter Fritsch 1990-6-20 3669 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  SEINET10903877  Lupinus longifolius David B. Dunn 1939-5-5 Dunn s.n. Los Angeles Collected in the santa moncia mtns in sepulveda canyon about 1/2 way down the Canyon on the s side of the canyon. Area in chaparral. 305 Comment
  UCR186778  Lupinus microcarpus var. microcarpus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32087 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
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  RSA350742  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  UCSB31760  Lupinus peirsonii Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  POM262977  Lupinus ruber J. C. Roos 1941-4-12 181 Los Angeles Palmdale. Comment
  UC199150  Lupinus sparsiflorus Geo. B. Grant 1904-5-10 731 -6173 Los Angeles Pasadena Comment
  RSA599819  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz 1997-3-31 9393 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
  RSA624652  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA0080643  Lupinus succulentus R. G. Swinney 2010-3-10 11811 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0036918  Lupinus succulentus Phil Elliott 1981-3-10 31 Los Angeles Pomona. On Campus Drive, 1/4 mile east of CA Hwy 57. Comment
  SEINET10837880  Lupinus succulentus David B. Dunn 1946-1 Dunn 2012 Los Angeles Collected in Los Angeles. Comment
  SBBG84174  Lupinus truncatus R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles InterNat Airport 6 Comment
  LA209639  Lycium andersonii J. Sauer; 1980-4-26 6092 Los Angeles San Gabriel Mountains, below Juniper Hills, N side of San Gabriel Mountains Comment
  LA90720  Lycium andersonii Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, Antelope Valley, S end of Edwards Air Force Base on 140th St Comment
  RSA722091  Lycium andersonii R. E. Riefner 2007-3-10 7 -114 Los Angeles Palos Verdes Peninsula, vicinity of Via Coronel Rd. and Via Olivera Rd. 100 Comment
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Apr 1 2016
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  RSA428858  Lycium cooperi J. E. Stumbo, J. C. Bayse 1966-4-11 LASCA- 539 Los Angeles Along roadside c. 6 mi. south of Palmdale. 915 Comment
  RSA177738  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Percy C. Everett 1965-5-10 34450 Los Angeles Santa Catalina Island. North side of Blackjack Mountain 488 Comment
  SBBG109005  Lyonothamnus floribundus var. aspleniifolius S. A. Junak 1996-10-2 SCl 702 Los Angeles lower portion of Horse Cyn, at foot of long ridge entering cyn from w, 2.78 mi SSW of Thirst 91 Comment
  SBBG20548  Lyonothamnus floribundus var. aspleniifolius E. R. Blakley 1963-12-8 6381 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SBBG51682  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  SBBG51684  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 519 a Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  RSA535878  Lythrum californicum Tim S. Ross 1991-9-1 5892 Los Angeles Santa Ana Mountains. Near Mulholland Highway x Yerba Buena Road. 427 Comment
  RSA618596  Madia gracilis L. C. Wheeler 1967-5-18 9639 Los Angeles Placerita Canyon 518 Comment
  RSA706663  Madia minima Naomi Fraga, Paul Morton 2004-5-18 1188 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  SBBG31087  Madia sativa R. F. Thorne 1966-6-1 36460 Los Angeles Pebbly Beach Drive, SE of Avalon 7 Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  RSA659859  Malacothamnus davidsonii Orlando Mistretta 1992-8-17 751 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  RSA673609  Malacothamnus davidsonii LeRoy Gross, Steve Fischer, Gary D. Wallace 2002-12-7 677 Los Angeles Limekiln Canyon. 518 Comment
  UC729785  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Isthmus Harbor, hillside at W side of Santa Catalina Island 30 Comment
  UC566271  Malacothamnus fasciculatus var. fasciculatus A. D. Gifford 1935-1-7 406 Los Angeles 6 1/2 mi se Whitaker Peak; Tejon Quadrangle 518 Comment
  RSA641565  Malacothamnus fremontii Louis C. Wheeler 1967-9-5 10689 Los Angeles Lupine Campground, Prairie Fork. 1982 Comment
  JEPS101025  Malacothamnus marrubioides Dean W. Taylor 1989-12-9 Los Angeles 0.3 mi S of Taipa Canyon Rd Castaic Creek; Castaic 426 Comment
  SBBG71559  Malacothamnus marrubioides R. Hoffmann 1928-7-9 Los Angeles lower Bouquet Cyn Comment
  RSA586675  Malacothrix clevelandii Orlando Mistretta, Mark Elvin 1995-5-10 1706 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  SEINET3200276  Malacothrix saxatilis G. Rink 2011-6-2 10585 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  OBI51865  Malacothrix saxatilis var. tenuifolia Vicki Arnold, D. Gravning 1994-5-7 35 Los Angeles Caballero Cyn, Reseda Blvd. N of Mulholland hwy, Tarzana 427 Comment
  POM362366  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1931-4-22 2457 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SFV18075  Malacothrix saxatilis var. tenuifolia J. N. Hogue 1997-7-10 91 .2 Los Angeles Los Angeles, Eagle Rock. 152 Comment
  LA100204  Malosma laurina Barry A. Prigge; 1985-6-14 6418 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA579305  Malosma laurina T. S. Ross 1994-7-19 8173 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  UCR274348  Malosma laurina Steven A. Junak 1999-7-15 SCa- 1022 Los Angeles California Islands, Santa Catalina Island. Just above SaltaVerde Beach 6 Comment
  RSA0073368  Malva parviflora R. G. Swinney 2010-3-16 11963 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
  UC198523  Malva parviflora Katharine Brandegee May, 1916 Los Angeles Santa Catalina Island Comment
  RSA434892  Malva parviflora H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  RSA434894  Malva parviflora Edwin Kline 1924-6-3 s.n. Los Angeles Los Angeles. Comment
  SD153090  Malva pseudolavatera Steven A. Junak 1997-4-23 SCI 858 Los Angeles San Clemente Island; east side of island, in Larkspur Canyon just upstream from large drop-off in canyon. 188 Comment
  RSA596747  Malvella leprosa Louis C. Wheeler 1966-9-6 8865 Los Angeles San Gabriel Mountains. Little Rock Reservoir. Comment
  SD113645  Marah fabacea Darley F. Howe 1968-2-24 4486 Los Angeles Catalina Island; hillside south of Isthmus. Comment
  SD38360  Marah macrocarpa Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  UC144506  Marah macrocarpa C. F. Baker 1904-3-18 4058 Los Angeles Claremont Comment
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  UCSB6287  Marah macrocarpa Kamb, Peter 1948-2-29 Los Angeles Ridge west of Sheep Corral Canyon, Verdugo Range 701 Comment
  CHSC95370  Matricaria discoidea LeRoy Gross 2001-5-28 412 Los Angeles Los Angeles Basin region: Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Along dirt road heading of a water tank east end of ridge running between Henderson and Engleheard Canyons, on northwest facing side of ridge. 488 Comment
  UCR259995  Matricaria discoidea R. G. Swinney 2010-3-16 11965 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
  SD248343  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08 253 Los Angeles Harbor City, Bixby Sough, Harbor Regional ark, Harbor Lake, vicinity of Vermont Ave. and Normande Ave. 0 Comment
  CAS-BOT-BC422758  Meconella denticulata Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  POM11217  Meconella denticulata George B. Grant 1898-3-4 s.n. Los Angeles San Gabriel Canyon Comment
  SFV20843  Medicago polymorpha L. Gross 2003-2-22 735 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  POM348055  Medicago polymorpha var. brevispina Anstruther Davidson 1892-05 1806 Los Angeles Los Angeles. Comment
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Jul 22 2010
  RSA151246  Medicago polymorpha var. brevispina Peter H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  SEINET12190917  Melaleuca nesophila E. Mason, Tebbett 1950-1 s.n. Los Angeles resort near Los Angeles Comment
  CAS-BOT-BC281511  Melica imperfecta Peter H. Raven; Henry J. Thompson 1959-5-5 14149 Los Angeles Santa Monica Mts. Mulholland Highway, 1 mile W of Las Virgenes Rd, Malibu Creek drainage 274 Comment
  RSA0021293  Melica imperfecta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5088 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA1208  Melica imperfecta I. M. Johnston 1916-04 s.n. Los Angeles Evey canyon. San Gabriel Mountains. Comment
  UC589659  Melica imperfecta Nell Murbarger Mar 1936 71 Los Angeles e side San Clemente Island (first slope above ocean) Comment
  UCR190097  Melica imperfecta R. G. Swinney 1998-7-30 6589 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR213247  Melica imperfecta Dan S. Cooper 2010-3-26 20100326- 13 B Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, Lower Beacon Trail in SE corner of park 232 Comment
  UCR219821  Melica imperfecta R. G. Swinney 2009-4-16 10370 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  RSA549531  Melica stricta var. albicaulis Timothy S. Ross, Steve Boyd 1990-6-18 3449 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR210481  Melilotus albus R. G. Swinney 2008-12-2 9925 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA550723  Melilotus albus Tim S. Ross, Annette Ross 1991-7-29 5681 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA008770  Melilotus indicus Fay A. MacFadden 1930-06 1725 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SEINET7760414  Melilotus indicus N. K. Berg 1904-4-16 s.n. Los Angeles San Pedro Comment
  UCR189281  Mentzelia R. G. Swinney 1998-5-16 6095 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
  UC1602075  Mentzelia dispersa I. M. Johnston 1918-7-5 2090 Los Angeles San Antonio Mountains, San Antonio Canyon 2286 Comment
  UCR23616  Mentzelia laevicaulis John C. Roos 1942-9-12 1740 Los Angeles Monrovia 165 Comment
  UC56937  Mentzelia laevicaulis var. laevicaulis E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  RSA3504  Mentzelia micrantha Carl B. Wolf 1932-5-9 3447 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA446796  Mentzelia montana Anstruther Davidson 1904-06 2798 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  UCR280537  Mentzelia veatchiana R. G. Swinney 2014-4-10 16025 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  SD90430  Mesembryanthemum crystallinum Robert F. Thorne 1970-3-6 39406 Los Angeles Santa Catalina Island, Indian Rock in Emerald Bay 14 Comment
  RSA668465  Mesembryanthemum nodiflorum Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  SFV10357  Micropus californicus M. L. Vincent 1963-5-22 358 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  UC1349061  Microseris douglasii subsp. platycarpha Robert F. Thorne 1966-4-29 36302 Los Angeles before turn-off to Middle Ranch Canyon (along Airport Road); Santa Catalina Island 457 Comment
  POM363438  Microseris lindleyi Anstruther Davidson, H. E. Hasse 1906-06 1473 Los Angeles Big Rock Creek. Comment
  UCR126872  Microseris lindleyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26143 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  POM246448  Microseris lindleyi F. R. Fosberg 1931-3-27 4419 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  RSA587158  Microseris lindleyi Orlando Mistretta 1995-4-28 1652 -H Los Angeles Kitter Canyon; Slopes W of main canyon 1280 Comment
  RSA599903  Microsteris gracilis L. C. Wheeler 1933-4-16 1648 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  JEPS4580  Mimulus Frank W. Peirson 1919-5-18 434 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  LA35263  Mimulus aurantiacus Mary V. Hood; 1936-4-26 36 5 - Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  LA82048  Mimulus aurantiacus O. H. Kappler; 1940-5-12 10 Los Angeles Santa Monica Mountains, West Fork, Las Trancas (Rattlesnake) Canyon 365 Comment
  RSA172333  Mimulus aurantiacus Robert F. Thorne, James Henrickson 1963-5-5 32281 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA600925  Mimulus aurantiacus Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Gordon Canyon at Ferguson Motorway. 396 Comment
  RSA754236  Mimulus aurantiacus Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1759 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UCR127016  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  RSA442647  Mimulus aurantiacus var. pubescens Richard C. Barkelew 1929-4-7 15841 Los Angeles Mulholland Highlands Comment
  RSA442662  Mimulus aurantiacus var. pubescens Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana. [pass?] Comment
  UC943828  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 C Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  UCR148059  Mimulus aurantiacus var. pubescens Steve Boyd, Amber Maurice 2004-5-18 11341 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA448180  Mimulus aurantiacus var. pubescens F. R. Fosberg 1931-6-19 S- 5128 Los Angeles Carbon Canyon, Puente Hills Range. Comment
  RSA442699  Mimulus aurantiacus var. puniceus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  UC200849  Mimulus aurantiacus var. puniceus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR190461  Mimulus bigelovii R. G. Swinney 2001-4-18 7881 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SEINET3159640  Mimulus brevipes G. B. Grant 1901-1 424 Los Angeles From Pasadena, California. Comment
  RSA420980  Mimulus brevipes N. C. Cooper 1949-6-29 4363 Los Angeles San Gabriel Canyon. 457 Comment
  RSA447913  Mimulus brevipes M. Bisbee 1917-5-12 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA435505  Mimulus floribundus Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA729598  Mimulus floribundus R. G. Swinney 1998-7-10 6380 Los Angeles San Gabriel Mtns.: Prairie Fork, near Cabin Flats Campground 1622 Comment
  RSA730255  Mimulus floribundus R. G. Swinney 1999-6-28 7449 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1341 Comment
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Nov 4 2010
  UC1250457  Mimulus fremontii var. fremontii Isabelle Tavares, Valera Brinson 1962-4-18 292 Los Angeles 26 mi e Palmdale (on Highway 138) 1036 Comment
  CATA823  Mimulus guttatus Mark L. Hoefs 1991-6-17 1415 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  RSA483732  Mimulus guttatus Richard Noyes, L. Arnseth 1988-4-30 529 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCR190808  Mimulus moschatus R. G. Swinney 1999-7-5 7521 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA250359  Mimulus pilosus Robert F. Thorne, John Dourley, R. Scoggin 1972-8-11 42216 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  UCR273244  Mimulus pilosus R. G. Swinney 2011-6-1 14945 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
  RSA226103  Mimulus pilosus Robert F. Thorne, C. W. Tilforth 1971-6-17 39915 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  POM155651  Mirabilis laevis var. crassifolia D. Meadows 1928-1-7 317 a Los Angeles Ridge above high school. Avalon, Santa Catalina Island. Comment
  RSA271440  Mirabilis laevis var. crassifolia C. W. Tilforth 1978-6-8 1595 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  RSA464669  Mirabilis laevis var. crassifolia Robert M. Perkins 1936-4-26 148 Los Angeles Santa Monica Mountains. Comment
  UCR228128  Monanthochloe littoralis R. F. Thorne 1973-1 44715 Los Angeles Channel Islands; Santa Catalina Island, base of Ballast Point in Catalina Harbor 2 Comment
  UCR147676  Monardella australis L. C. Wheeler 1967-9-2 10608 Los Angeles San Gabriel Mountains, Angeles National Forest, N side Twin Peaks 2073 Comment
  UC1293674  Monardella breweri subsp. lanceolata P. C. Everett and E. K. Balls 1959-6-2 23826 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 182 Comment
  RSA579455  Monardella lanceolata Tim S. Ross, Steve D. Boyd 1994-6-23 8032 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  POM17851  Monardella linoides subsp. stricta P. A. Munz 1923-9-1 7707 Los Angeles Swartout Valley, narrow north-facing canyon. 2043 Comment
  UC527621  Mucronea californica C. B. Wolf 1931-7-2 2261 Los Angeles 1/2 mi above bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  CAS-BOT-BC275281  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  CATA640  Muhlenbergia microsperma Mark L. Hoefs 1991-4-16 1107 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  LA9631  Muhlenbergia microsperma LeRoy Abrams; 1903-3-8 3111 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA739672  Muhlenbergia microsperma John Dittes, Josephine Guardino 2008-2-23 1501 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Reservoir, 3.4 air miles NE of Mt. Gleason Jr. Highschool, near Delta Flat Pinic Area 530 Comment
  SEINET10599996  Muhlenbergia microsperma LeRoy R. Abrams 1903-3-8 Abrams 3111 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  RSA588864  Muhlenbergia rigens Orlando Mistretta 1994-9-21 1486 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  UCR25063  Muhlenbergia rigens Alfred R. Roos 1937-7-18 5212 Los Angeles San Gabriel Mtns., Mt. Wilson grade Comment
  POM318513  Muilla maritima Stan Hales 1963-4-25 33 Los Angeles Diamond Bar Ranch, on the ridge east of Diamond Bar Boulevard, San Jose Hills, Pacific Slope Drainage Area. 305 Comment
  SD81311  Myriopteris covillei Louis C. Wheeler 1931-7-3 Los Angeles Near Browne Flat, San Antonio Mountain 1064 Comment
  RSA748900  Nama californica R. G. Swinney 2008-5-12 8835 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  POM244889  Nassella cernua F. R. Fosberg 1931-3-19 663 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA716615  Nassella cernua Andrea Edwards, Pam De Vries 2006-5-15 113 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CAS-BOT-BC60408  Nasturtium officinale Timothy S. Ross; Darin Banks 1994-4-13 7512 Los Angeles Liebre Mountains. San Francisquito Canyon. Ca. 430 m SW of San Francisquito Powerhouse No. 2. 487 Comment
  RSA0036178  Navarretia Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA681844  Navarretia atractyloides Scott D. White, Michael Honer 2003-6-11 9533 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at Old Ridge Rt. 396 Comment
  RSA469842  Navarretia hamata subsp. hamata Geo L. Moxley, Grinnell 1916-6-15 483 Los Angeles Hills near Santa Susana Pass. Comment
  POM277144B  Navarretia hamata subsp. hamata E. S. Steele, H. S. Pratt 1935-5-25 s.n. Los Angeles Sunland Comment
  RSA469867  Navarretia hamata subsp. leptantha F. R. Fosberg 1931-4-22 54674 Los Angeles Santa Catalina Island. Ridge above Eagles Nest, Middle Ranch Canyon 200 Comment
  RSA4559  Navarretia ojaiensis B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
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Feb 1 2011
  RSA524628  Nemacladus orientalis T. S. Ross, S. D. Boyd 1990-5-17 2597 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  RSA230705  Nemacladus rubescens R. F. Thorne, M. Z. Thorne 1969-7-9 38571 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UC592135  Nemophila menziesii Curtis Ferris 1932-3-21 80 Los Angeles 20 mi n Saugus (Vasquez Rocks, Soledad Canyon); n of Saugus, Soledad Canyon, Vasquez Rocks Comment
  RSA600077  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-5-20 9791 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  SBBG121241  Nemophila menziesii var. integrifolia V. Soza with L. Lubinsky 2001-5-16 1226 Los Angeles Liz's Loop (Edison Rd) to Cherry Cyn Fire Rd; northern San Rafael Hills 457 Comment
  POM3619  Nemophila menziesii var. integrifolia C. F. Baker 1909-5-15 5309 Los Angeles Mountains near Claremont. Comment
  RSA563518  Nemophila menziesii var. integrifolia Tim S. Ross, W. Appleby 1993-4-15 6823 Los Angeles Western San Gabriel Mountains: Los Pinetos Spring at the head of Los Pinetos Canyon. 893 Comment
  UCSB72228  Nemophila menziesii var. integrifolia Gross, LeRoy; Hogshead, Bill; Soza, Valerie 2003-5-29 Los Angeles Transverse Ranges; Verdugo Mountains region; W end of mtns.; at jct. of Vendugo motorway and Wildwood Fire Road; (Burbank 7.5 Quad.; T2N R14W S26, SW1/4) UTM Zone; 3787689N 0378361E 564 Comment
  UCR252577  Nicotiana attenuata R. G. Swinney 2010-5-11 12668 A 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
  UC586887  Nicotiana attenuata Joseph Andorfer Ewan 1934-8-2 8383 Los Angeles Swartout Valley; near county line 1981 Comment
  CATA3222  Nicotiana glauca Julia Parish 2016-11-14 014 Los Angeles Santa Catalina Island: Work site at junction of White's Landing Rd. and Echo Lake Rd. 403 Comment
  HSC21275  Nicotiana glauca C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  JEPS68693  Nicotiana glauca Annie M. Alexander and Louise Kellogg 1939-6-26 851 Los Angeles Mint Canyon Comment
  PASA2136  Nicotiana glauca A. Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  LA51858  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1584265  Nicotiana quadrivalvis Tim Ross and Steve Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture San Francisquito Canyon, Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  SEINET10950896  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3967 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA200073  Notholaena californica Lawrence L. Kiefer; 1962-12-30 345 Los Angeles SIMI HILLS, hills NW of Chatsworth (Simi Hills?). 304 Comment
  UC26821  Nuttallanthus texanus Harley P. Chandler 1897-3-18 Los Angeles Pomona 304 Comment
  RSA458916  Oenanthe sarmentosa James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  LA201169  Oenothera biennis Arthur C. Gibson; 2003-4-26 4701 Los Angeles Comment
  SBBG61330  Oenothera californica subsp. californica R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  IRVC28614  Oenothera elata A. C. Sanders, Mark Elvin 2002-6-20 25239 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  UC1234721  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-10 479 Los Angeles in apple orchard near several springs in canyon bottom (sw of Mt. San Antonio); San Gabriel Mountains, Coldwater Canyon Comment
  RSA355621  Oenothera elata subsp. hirsutissima Robert Gustafson 1981-7-15 2342 Los Angeles Ballona Wetlands, Area 2. Comment
  UC1043492  Oenothera elata subsp. hirsutissima E. K. Balls 1954-8-19 19770 Los Angeles Blk 13-24 Claremont, Botanic Garden (near lower pool) Comment
  SDSU8869  Oenothera villosa subsp. strigosa Gerald Collier 1953-6-20 Los Angeles 1/4 mile east Muscatel Ave., 1/8 mile south of Klingerman St., west side of Rio Hondo river. Bottom woodland. San Gabriel. Comment
  SBBG31441  Oligomeris linifolia R. F. Thorne 1966-4-4 35753 Los Angeles SE of Ballast Pt and Catalina Harbor; isthmus 91 Comment
  POM286852  Opuntia basilaris var. brachyclada Edwin F. Wiegand 184 Los Angeles Collected at Valyermo Comment
  CATA23  Opuntia littoralis USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 8 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  POM284096A  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  UCR139922  Opuntia littoralis var. vaseyi Scott D. White 1997-5-15 5153 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  UCR190084  Oreonana vestita R. G. Swinney 1998-8-27 6818 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  UCR204258  Oreonana vestita Naomi Fraga, Duncan Bell 2008-6-30 2297 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
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Sep 17 2018
  RSA0055999  Orobanche fasciculata Richard G. Swinney 2010-5-25 12984 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 jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0105974  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  SD253508  Orobanche fasciculata R. G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mile west of Angeles Forest Hwy (Pacifico Mountain 7.5'Q) 1182 Comment
  RSA0059441  Orobanche fasciculata Timothy S. Ross, Steve Boyd 1990-5-23 2630 Los Angeles Mt Gleason Area: north-northwestwerly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1456 Comment
  RSA0066442  Orobanche fasciculata Orlando Mistretta 1994-6-8 1344 Los Angeles San Gabriel Mountains: Little Rock Creek, unnamed drainage draining N slope of Bare Mountain. 1310 Comment
  RSA0076594  Orobanche fasciculata Anstruther Davidson 1892-03 s.n. Los Angeles Millard Canyon. 411 Comment
  RSA0040132  Orobanche valida subsp. valida Orlando Mistretta 1995-1-10 1956 Los Angeles near Glendora Mountain Road, about 4 miles W of jct. with Mt. Baldy Road 1418 Comment
  RSA401973A  Orthocarpus densiflorus Louis C. Wheeler 1933-4-2 1585 Los Angeles La Verne. 290 Comment
  LA82190  Oxalis californica O. H. Kappler; 1941-3-30 169 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 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
  RSA594795  Oxytheca trilobata Steve Boyd, Lauren Raz 1996-10-29 9099 Los Angeles Liebre Mountains region, western end of Sawmill Mountain in saddle with Liebre Mountain at the head of the North Fork Fish Canyon, along Forest Service Road 7N23, ca. 0.6 miles east of junction with 7N19, the road to Atmore Meadows. 1476 Comment
  RSA196940  Oxytheca trilobata Noel Holmgren, James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1768 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  UC91674  Packera breweri T. S. Brandegee May 1893 Los Angeles Santa Maria Mountains Comment
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1
  UC136333  Paeonia californica C. F. Baker 1903-4-1 5045 Los Angeles Claremont Comment
  SBBG57157  Panicum capillare R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  POM8021  Papaver californicum F. L. Robinson 1918-4-28 s.n. Los Angeles San Dimas Canyon. Comment
  SD167330  Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley: Newhall Ranch, near mouth of Potrero Canyon. 259 Comment
  CATA948  Parietaria hespera Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1813 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  CAS-BOT-BC403915  Parietaria hespera Martin A. Piehl 1962-6-10 62391 Los Angeles California Islands. Canyon east of Thirst. San Clemente Island 304 Comment
  RSA0108861  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 9 Comment
  UCR110595  Parnassia californica L. C. Wheeler 1964-11-6 8642 Los Angeles North Fork San Gabriel River: Yucca Flat, near falling spring between Coldbrook and Crystal Lake Comment
  UCR142742  Paspalum dilatatum L. C. Wheeler 1966-10-25 9058 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  UCR222815  Pectocarya anisocarpa R. G. Swinney 2009-4-29 10581 B 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
  POM50670  Pectocarya linearis subsp. ferocula L. R. Abrams 1899-04 231 Los Angeles Inglewood Comment
  RSA233414  Pectocarya linearis subsp. ferocula R. F. Thorne 1966-4-17 36131 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  RSA0047909  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA596063  Pectocarya penicillata L. C. Wheeler 1967-5-9 9390 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  RSA0042672  Pectocarya penicillata Laura Moore 1999-4-10 017 Los Angeles Pitzer College, Claremont: Northwest section of Outback, across from small Quercus agrifolia. 350 Comment
  RSA610739  Pectocarya penicillata L. C. Wheeler 1932-4-9 593 Los Angeles 1 miles W mouth Kings Canyon, Antelope Valley, Mojave Desert Comment
  RSA575547  Pectocarya setosa R. G. Swinney 1994-6-12 2933 Los Angeles Ca. 1.7 mi. N of jct of Hwy 138 & Soledad Rd, just W of San Bernardino County line/ Approx. 150 m W of Boneyard Canyon. 1311 Comment
  RSA401943  Pedicularis densiflora Freda Detmers 1929-2-24 s.n. Los Angeles Laurel Canyon Comment
  UC56410  Pedicularis densiflora Ernest Braunton Feb 1903 809 Los Angeles n slope of Santa Monica Hills Comment
  RSA425310  Pedicularis semibarbata Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  UC886736  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  RSA643169  Pedicularis semibarbata Orlando Mistretta 1993-6-28 s.n. Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  SD82880  Pedicularis semibarbata Robert F. Thorne, M. Z. Thorne 1969-7-9 38547 Los Angeles San Gabriel Mts., Angeles National Forest: summit of Table Mt. above Big Pines Ranger Station 2133 Comment
  RSA0087877  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA686726  Pellaea andromedifolia B. C. Templeton, I. W. Clokey 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  UC42647  Pellaea andromedifolia W. H. Brewer 1860-12-5 37 Los Angeles Los Angeles Comment
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Sep 7 2009
  CAS-BOT-BC67795  Pellaea andromedifolia J. Von Loh 1978-1-4 3290 Los Angeles San Clemente Island - Nots Pier 6 Comment
  RSA686715  Pellaea andromedifolia T. R. Pray 1960-3-20 1650 Los Angeles Elizabeth Canyon Comment
  SD21278  Pellaea mucronata Norman E. Bilderback 1938-4-16 Los Angeles Catalina Island: Avalon Comment
  UCR88659  Pellaea mucronata Scott D. White 1995-10-19 3713 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA747329  Pellaea mucronata subsp. mucronata R. G. Swinney 2005-8-11 8438 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR198287  Pennisetum clandestinum LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2455 Los Angeles Transverse Ranges, Verdugo Mountains, north side of the range, Whiting Woods Road c. half way to the main crest 669 Comment
  RSA164828  Penstemon caesius Wesley O. Griesel 1963-06 822 Los Angeles San Gabriel Mtns., ridge between Dawson Saddle and Throop Peak. 2622 Comment
  SEINET5324169 Image available Penstemon carnosus D. J. Vanderwal 1941-6-25 180 Los Angeles Solemint on U. S. Highway 6. 366 Comment
  UCR193988  Penstemon centranthifolius R. G. Swinney 1999-6-5 7242 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA408058  Penstemon grinnellii subsp. grinnellii Christopher Davidson 1974-8-1 2518 Los Angeles On Angeles Crest Highway, west of Islip Saddle, opposite Kratka Ridge Ski Lift 2134 Comment
  JEPS78924  Penstemon grinnellii var. grinnellii Rimo Bacigalupi 1952-8-9 3906 Los Angeles directly s Swarthout Valley (near Guffey Public Camp. along Forest Service road at summit of Blue Ridge); San Gabriel Mountains, Angeles National For, Summit Blue Rid 2438 Comment
  RSA741  Penstemon heterophyllus J. T. Howell 1928-6-29 1015 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  NY601647  Penstemon heterophyllus var. australis L. Abrams 1908-6-19 316 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  POM4269  Penstemon heterophyllus var. australis C. F. Baker 1909-5-15 5319 Los Angeles San Antonio Canyon, Claremont. Comment
  UC139648  Penstemon labrosus LeRoy Abrams 1902-6-30 2606 Los Angeles Mt. Wilson Comment
  SBBG118487  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area; Angeles Nat Forest Comment
  NY650688  Penstemon rostriflorus F. R. Fosberg 1931-8-12 S 5477 Los Angeles Buckhorn Trail, Islip-Williamson Divide, between Big Bear and Big [Rock?-not completely legible], San Gabriel Mountains 2000 Comment
  RSA285597  Penstemon rostriflorus D. C. Michener 1981-7-27 4023 Los Angeles San Gabriel Mountains. Blue Ridge ca. 2.0 miles east of junction with CA 2 on Blue Ridge road. Comment
  RSA401801  Penstemon spectabilis Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon. Comment
  SBBG54520  Penstemon spectabilis F. W. Pennell, H. Anderson 1940-4-30 25300 Los Angeles road to Saddle Peak, W of Topanga, Santa Monica Mtns 731 Comment
  JEPS11603  Penstemon spectabilis var. subviscosus Frank W. Peirson 1924-6-16 Los Angeles foothills near Pasadena; San Gabriel Mountains, foothills near Pasadena Comment
  RSA607949  Pentachaeta aurea L. C. Wheeler 1936-6-6 4121 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  POM123113  Pentachaeta lyonii Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  RSA0062914  Pentagramma triangularis Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4858 Los Angeles Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna. Liebre Mountains. 1118 Comment
  RSA0065222  Pentagramma triangularis Hulda Crooks 1946-3-11 234 Los Angeles Big Dalton Canyon. 366 Comment
  SEINET12315988  Pentagramma triangularis J. F. Bright 1934-1 9235 Los Angeles Santa Monica Coast Range Comment
  RSA687377  Pentagramma triangularis subsp. triangularis B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  RSA0066307  Pentagramma viscosa George B. Grant, Walter Wheeler 1904-4-25 3350 Los Angeles Santa Catalina Island. Comment
  UC21239  Perideridia pringlei Dr. A. Davidson 1894-1 Los Angeles Antelope Val. Comment
  SBBG17041  Peritoma arborea K. A. Wilson 1961-2-8 837 Los Angeles Hwy 6, ca. 7 mi N of Forest Park Comment
  LA201170  Phacelia Arthur C. Gibson; 2003-5-25 4706 Los Angeles 518 Comment
  RSA427577  Phacelia brachyloba L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  CATA984  Phacelia cicutaria var. hispida Mark L. Hoefs 1994-5-21 1856 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  LA40167  Phacelia cicutaria var. hispida Pickman; 1961-5-11 10 Los Angeles Santa Monica Mountains, Mulholland Drive, Seminole Hot Springs 365 Comment
  UC1069325  Phacelia cicutaria var. hispida A. D. Gifford 1934-5-8 200 Los Angeles head of Lake Canyon Triunfo Pass Quadrangle Comment
  UCR255506  Phacelia cicutaria var. hispida Dan S. Cooper 2014-6-4 614- 17 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  RSA131238  Phacelia cicutaria var. hispida Percy C. Everett, E. K. Balls 1959-6-2 23824 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA529300  Phacelia cicutaria var. hispida Tim S. Ross 1991-4-8 4459 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  UCR223390  Phacelia cryptantha R. G. Swinney 2009-5-20 10818 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  JEPS1530  Phacelia curvipes T. Craig 1927-6-8 404 Los Angeles Bear Canyon Trail to Mt. San Antonio San Gabriel Mts. Comment
  RSA600800  Phacelia davidsonii Louis C. Wheeler 1955-4-16 7129 Los Angeles San Gabriel Mountains: Pinyon Flat. Comment
  UC212516  Phacelia davidsonii I. M. Johnston 1918-6-16 2034 Los Angeles mouth of Icehouse Canyon San Antonio Mountains 1524 Comment
  UCR119533  Phacelia davidsonii L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., East fork of Kentucky Springs Canyon 1280 Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  SEINET3091901 Image available Phacelia distans T. Burch, Mrs. T. Burch 1940-4-21 Los Angeles Near Saugus Comment
  RSA428215  Phacelia distans Robert Gustafson, Christopher Davidson 1977-4-20 421 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA602196  Phacelia distans R. S. Woglum 1930-4-23 s.n. Los Angeles southern slope of the San Gabriel Mountains, hills south of Glendora Comment
  UC1611548  Phacelia douglasii Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4962 Los Angeles about 1/2 mi e Acton; Acton USGS 7.5 Quadrangle, Soledad Canyon Wash 829 Comment
  POM289355  Phacelia egena Victor Duran 1933-7-25 3533 Los Angeles San Gabriel Mtns: Buckhorn 1982 Comment
  RSA74919  Phacelia egena F. W. Peirson 1928-6-2 7946 Los Angeles along lower part of trail up S Fork of Rock Creek, San Gabriel Mts 1524 Comment
  UC1228866  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Northwest Harbor San Clemente Island (w end) Comment
  UCR280887  Phacelia fremontii R. G. Swinney 2014-4-30 16261 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
  RSA75525  Phacelia fremontii F. W. Peirson 1917-5-13 963 Los Angeles Near Little Rock, Mojave Desert. Comment
  SEINET3158153  Phacelia grandiflora G. B. Grant 1903-1 960 Los Angeles Pasadena Comment
  UCR111502  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  NY57338  Phacelia heterosperma S. B. Parish 06 1887 1980 Los Angeles Rock Creek Comment
  RSA350918  Phacelia humilis var. lobata Anstruther Davidson, Hasse 1906-6-7 1491 Los Angeles Big Rock Creek at Lowell Mines 2134 Comment
  SEINET3246003  Phacelia imbricata R. G. Swinney 2009-1 10834 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA191155  Phacelia imbricata subsp. imbricata Robert F. Thorne 1967-7-19 37171 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UC1228374  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles near Padua Hills (ne of Claremont); foothills of San Gabriel Mountains Comment
  RSA332055  Phacelia longipes Wayen E. Sawyer 1981-6-11 24 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  UCR14444  Phacelia longipes George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Calif. Hwy 39 about 3000 ft., north of Azusa 915 Comment
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Apr 23 2016
  SBBG96756  Phacelia lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4282 Los Angeles lower half of China Cyn Comment
  SBBG15510  Phacelia minor W. G. Webb 1935-2-23 Los Angeles Eagle Rock Comment
  SD253474  Phacelia minor R. G. Swinney 2010-4-13 12193 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5'Q) 561 Comment
  SFV21794  Phacelia minor V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 750 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. South-southwest-facing slope below trail along ridgetop. 427 Comment
  RSA428074  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles Evey Canyon 0.7 mile from canyon mouth 780 Comment
  UCD120653  Phacelia parryi Daryl Koutnik 1978-5-10 467 Los Angeles Corral Canyon Road, Santa Monica Mountains. 640 Comment
  CAS-BOT-BC159106  Phacelia ramosissima var. latifolia Geo. L. Fisher 1920-7-12 s.n. Los Angeles Mt. Wilson 548 Comment
  RSA599338  Phacelia tanacetifolia Steve Boyd, Lauren Raz 1997-3-26 9366 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR270671  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 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
  POM289731  Phacelia viscida Arthur L. Cohen 1934-8-2 480 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  SFV6238  Phacelia viscida M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Sulphur Canyon. Along roadside above La Quinta Ranch. 610 Comment
  POM1059  Phalaris minor I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 84 Comment
  RSA0112062  Phalaris minor Steven A. Junak 2000-5-6 SCa- 1267 Los Angeles Santa Catalina Island. Small reservoir, along S side of Upper Empire Quarry Road, 0.8 mi. W of intersection w/road to Empire Landing housing. 97 Comment
  SEINET6632134  Phalaris minor Robert F. Throne 1968-1 37507 Los Angeles Santa Barbara Island; 76 Comment
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Nov 23 2015
  POM348527  Phaseolus limensis Robert Gustafson 1981-7-15 2334 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR149538  Phlox diffusa R. G. Swinney 1997-6-25 5632 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA11194  Phlox diffusa C. Epling, A. N. Dunn, Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
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Jan 17 2014
  RSA72084  Phlox gracilis F. W. Peirson s.n. Los Angeles Devil's Gate, Arroyo Seco Comment
  UCR275016  Phlox gracilis Michael Honer, Rachel Woodard 2006-4-18 2195 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  RSA791794  Pholisma arenarium J. George 2011-7-12 s.n. Los Angeles South Coast: Palos Verdes Estates, just off Palos Verdes Dr. North. Comment
  RSA752275  Pholistoma auritum var. auritum Justin M. Wood 2009-4-22 522 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA0119001  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region: south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch. 945 Comment
  SBBG32138  Pholistoma racemosum R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -306 Los Angeles Descanso Cyn 213 Comment
  UCR228117  Pholistoma racemosum R. F. Thorne 1966-4-15 36005 Los Angeles Channel Islands, San Clemente Island, 2/3 miles south southeast of Eel Point (and north of Seal Cove), southwest side of island 46 Comment
  CAS-BOT-BC135285  Phoradendron bolleanum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3388 Los Angeles Little Rock Creek, Joshua Tree Campground on the SW side of Little Rock Reservoir; San Gabriel Mountains 1002 Comment
  UC6070  Phoradendron densum J. H. Barber 1897-6-28 205 Los Angeles Kentucky Springs near Acton; Kentucky Springs Comment
  UCR206450  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA133218  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles Cobal Canyon, north of Claremont. 396 Comment
  UC1349053  Phyllospadix scouleri Robert F. Thorne and P. Everett 1965-5-11 34562 Los Angeles Little Harbor Santa Catalina Island (n beach, s side) Comment
  SD20350  Phyllospadix torreyi C. Epling July 1933 Los Angeles Palos Verdes Comment
  RSA0030775  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 miles N Claremont. 412 Comment
  UCR280552  Phytolacca americana var. americana R. G. Swinney 2014-6-5 16724 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  RSA126651  Pickeringia montana H. J. Thompson 1959-5-24 2016 Los Angeles 1.4 miles east of Peak along road from Saddle Peak to Topanga Canyon. 732 Comment
  CAS-BOT-BC207272  Pickeringia montana var. montana Louis C. Wheeler 1936-6-8 4127 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  CAS-BOT-BC207274  Pickeringia montana var. montana Ernest Braunton 1902-5-27 355 Los Angeles Summit Cahuenga Mts. Comment
  OBI70644  Pickeringia montana var. montana Louis C. Wheeler 1947-4-13 6465 Los Angeles San Gabriel Mts; Millard Cyn 640 Comment
  UCR223758  Pinus coulteri R. G. Swinney 2009-5-28 10973 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA792017  Pinus lambertiana Jane Tirrell 2012-8-20 LS 0162 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  RSA226056  Pinus monophylla Robert F. Thorne, C. W. Tilforth 1971-6-29 40663 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  RSA755582  Piptatherum miliaceum R. G. Swinney 2008-7-12 9174 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  IRVC28568  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25957 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  SD124496  Plagiobothrys arizonicus Barry Prigge 1986-3-20 6961 Los Angeles Tehachapi Mountains: 0.4 miles east of Gorman on Lancaster Rd. 1128 Comment
  UCR107808  Plagiobothrys arizonicus Steve Boyd, V. Soza 1998-4-28 10174 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  UCR84484  Plagiobothrys arizonicus T. S. Ross, Steve Boyd 1994-5-11 7797 Los Angeles San Gabriel Mtns, Atmore Meadows: betweeen Liebre and Sawmill Mtns; streams draining southward to the North Fork of Fish Canyon 1326 Comment
  SBBG113266  Plagiobothrys canescens S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 360 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  SBBG31148  Plagiobothrys canescens R. F. Thorne 1966-4-28 36255 Los Angeles Hay Press area [Haypress] Comment
  UCR127897  Plagiobothrys canescens A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26103 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR47665  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1932-5-7 10648 Los Angeles Channel Islands, Santa Catalina Island, ridges south of Grand Canyon 457 Comment
  RSA0042307  Plagiobothrys collinus Mark L. Hoefs, Steven A. Junak 2000-4-14 3072 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  SD240932  Plagiobothrys leptocladus Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8011 Los Angeles Antelope Valley, N of lancaster, 100 m W of Sierra Highway, 240 km north of Avenue F, and 1.3 km south of Avenue E. 703 Comment
  UCD120908  Plagiobothrys nothofulvus Daryl Koutnik 1978-3-27 169 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave. 579 Comment
  RSA720431  Plantago coronopus F. R. Fosberg 1931-5-21 S 4947 Los Angeles Santa Catalina Island. Soapstone Quarries, Parsons Landing. 15 Comment
  RSA401981C  Plantago erecta Louis C. Wheeler 1934-3-10 2426 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 442 Comment
  UCR149473  Plantago erecta Valerie Soza, Et al. 2000-5-18 942 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
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Jul 26 2010
  UCD124470  Plantago erecta Peter H. Raven 1962-4-10 17227 Los Angeles 2 miles north of Thirst; San Clemente Island, California. Comment
  SBBG68776  Plantago ovata var. fastigiata M. N. Ackley -Mar-1927 789 Los Angeles Baldwin Hills 106 Comment
  RSA68964  Plantago patagonica F. W. Peirson 1920-5-3 1183 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  LA206345  Platanus racemosa C. L. Hogue; 1954-5-17 sn Los Angeles Eagle Rock Hills, Eagle Rock, Los Angeles Comment
  POM1531  Platanus racemosa C. F. Baker 1909-5-15 s.n. Los Angeles Mountains near Claremont. Comment
  RSA518252  Platanus racemosa A. C. Sanders 1987-12-4 7570 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport and Pershing Dr. 30 Comment
  RSA545255  Platanus racemosa D. Propst, Mark Hoefs 1973-3-3 50 Los Angeles Santa Catalina Island: Cottonwood Canyon. 183 Comment
  SD253523  Platanus racemosa R. G. Swinney 2011-10-27 15913 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, ca. 300 meters east of entrance gate to Cogswell Dam, between FSR 2N25 and the stream. 648 Comment
  UC1280002  Platanus racemosa Peter H. Raven 1957-9-21 11365 Los Angeles 2.3 mi above U.S. 101A; Santa Monica Mountains, Topanga Canyon Comment
  UCR212799  Platanus racemosa Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1793 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, at intersection of San Dimas Canyon Road near 1st canyon home 461 Comment
  UCR256866  Platanus racemosa R. G. Swinney 2010-8-16 13549 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC91661  Platystemon californicus Ernest C. Twisselmann 1959-6-2 5532 Los Angeles Liebre Mountain. Just below the fire lookout. 1478 Comment
  UCR271469  Plectritis ciliosa R. G. Swinney 2011-5-3 14558 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  CAS-BOT-BC356126  Pluchea odorata F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  UCR258845  Poa annua R. G. Swinney 2010-3-16 11914 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
  UC1870324  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  RSA729950  Poa pratensis R. G. Swinney 1999-5-8 7128 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  UCR43344  Poa pratensis David Charlton 1986-6-15 305 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  SEINET10602294  Poa secunda LeRoy R. Abrams Abrams 1475 Los Angeles Santa Minica Mts Comment
  SBBG131503  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1205 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  UC76987  Poa secunda subsp. secunda J. Burtt Davy May 9 1896-May 24 1896 2537 Los Angeles Manzana; Antelope Valley Comment
  RSA460147  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
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Apr 30 2011
  UCR131391  Polygonum aviculare Alison Lipman 1998-6-30 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA650874  Polygonum aviculare subsp. aviculare A. E. Hersh 1950-6-30 s.n. Los Angeles Locality - garden 411 Wade St., Venice. 30 Comment
  RSA466345  Polygonum lapathifolium F. R. Fosberg 1930-7-3 S 3023 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA466373  Polygonum punctatum E. S. Spalding 1923-10-11 s.n. Los Angeles Near Dahlia farm, La Canada road Comment
  UCR92092  Polypodium californicum Scott D. White 1995-2-7 2531 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC71891  Polypodium californicum Geo. B. Grant 1902-6-12 s.n. Los Angeles Mt. Wilson Comment
  UCSB62445  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone, San Dimas Comment
  UCSB62500  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns., Evey Canyon, ca. 3/4mi from Mt. Baldy Rd. 975 Comment
  RSA723320  Polypogon interruptus LeRoy Gross, Casey Schnyder 2007-5-21 2743 Los Angeles Southern front of the mountains. Along Van Tassel Road (1N36). Road survey for the National Forest. 274 Comment
  UC729759  Polypogon interruptus Carl B. Wolf 1932-5-12 3609 Los Angeles Middle Ranch Canyon Santa Catalina Island (near bridge on Lower Road to Isthmus); , Middle Ranch Canyon 30 Comment
  UC821211  Polypogon interruptus L. W. Nuttall 1920-5-10 172 Los Angeles Santa Catalina Island Comment
  POM1122  Polypogon monspeliensis D. L. Crawford 1916-5-20 719 Los Angeles Mountains above Claremont. Stream side in Palmers. 945 Comment
  UC50630  Polypogon monspeliensis J. H. Barber 1897-12-5 151 Los Angeles Santa Monica Comment
  UCR123249  Polypogon monspeliensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 B Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  UCR224015  Polypogon monspeliensis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11680 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  SEINET10593642  Polypogon monspeliensis Joseph A. Ewan 1936-7-22 Ewan 9801 Los Angeles Occasional on drier ground of open cienega. Big Pines mdw. San Gabriel mts. 2073 Comment
  RSA0025422  Polypogon viridis Duncan S. Bell, Caitlin Elam 2013-6-24 5241 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  POM120952  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena. Comment
  UCR125240  Populus fremontii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25498 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
  LA208531  Populus fremontii subsp. fremontii Sharon Johnston; 1957-3-31 40 Los Angeles Frenchman's Flats, 15 mi. S of Gormon on Hwy 99 1371 Comment
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Jun 18 2014
  RSA708107  Populus trichocarpa Gary D. Wallace, B. Gustafson, F. Nishida 1985-4-24 2197 Los Angeles San Gabriel Mountains, 1.2 mi. E of Sawpit Dam on dirt road. 549 Comment
  UC455292  Populus trichocarpa I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  JEPS42951  Potamogeton illinoensis Frank W. Peirson 1921-6-19 2469 Los Angeles Crystal Lake; San Gabriel Mountains 1676 Comment
  UCR101740  Potamogeton pectinatus L. C. Wheeler 1945-8-15 6088 Los Angeles El Monte: Lake Shangri-La 88 Comment
  UC1260171  Potamogeton pectinatus Robert F. Thorne and D. Propst 1974-9-10 45116 Los Angeles Big Spring Reservoir; Santa Catalina Island 762 Comment
  UCR204021  Potentilla glandulosa R. G. Swinney 2001-9-15 8145 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  RSA699567  Prunus emarginata LeRoy Gross, Paul Morton 2004-6-9 1350 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  RSA454131  Prunus ilicifolia Kenneth A. Wilson 1962-5-26 s.n. Los Angeles Soledad Canyon Road, about 3 miles east of Agua Dulce Canyon. Comment
  UCR165239  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29481 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA596228  Prunus ilicifolia subsp. ilicifolia Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3392 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA725915  Prunus lyonii Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 435 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  POM11573  Prunus virginiana var. demissa Philip A. Munz 1921-6-18 4579 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  UCR182693  Prunus virginiana var. demissa R. G. Swinney 1997-7-16 5673 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  LA105579  Pseudognaphalium biolettii Barry A. Prigge; 1989-5-10 8702 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  RSA669714  Pseudognaphalium biolettii LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 500 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  RSA760859  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  SEINET13203251 Image available Pseudognaphalium biolettii R. G. Swinney 2011-1 14517 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  OBI16442  Pseudognaphalium biolettii Robert J. Rodin 1953-5-2 5818 Los Angeles On a cliff near the sea just S of White's Cove, Catalina Island Comment
  RSA786901  Pseudognaphalium biolettii Doris Bowers 1956-5-2 552 Los Angeles Road to Puddingstone, LaVerne. 320 Comment
  UC1595459  Pseudognaphalium californicum Tim Ross 1992-4-27 6238 Los Angeles sw of RSA grounds (s side of Indian Mesa Hill, area bulldozed in November 1992 for expansion of the Claremont School of Theology, Ontario USGS 7.5 ft quadrangle); Claremont, Indian Mesa Hill 393 Comment
  RSA0030949  Pseudognaphalium californicum M. A. Savatgy 1966-5-16 s.n. Los Angeles Verdugo HIlls. 213 Comment
  CATA1807  Pseudognaphalium microcephalum Benjamin E. Carter 2012-8-23 6991 Los Angeles Santa Catalina Island: Airport Road, about 1/2 mile north of Middle Ranch Road 395 Comment
  LA200228  Pseudognaphalium microcephalum Norman A. Cole; May 1964 358 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA0065720  Pseudognaphalium stramineum Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4782 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  POM358726  Pseudognaphalium stramineum F. R. Fosberg 1930-6-23 2946 Los Angeles Del Rey. 1 Comment
  RSA626237  Pseudotsuga macrocarpa L. C. Wheeler 1967-5-15 9578 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  UCD135323  Psilocarphus tenellus M. Vincent 1965-5-27 658 Los Angeles Santa Monica Mountains. Mulholland Highway. 2 miles west of Las Virgines Road. Comment
  SEINET951708  Pteridaceae J. Ewau 1930-1 3040 Los Angeles Fern Canyon off San Dimas Canyon 1066 Comment
  RSA127968  Pteridium aquilinum var. pubescens P. H. Raven 1959-10-25 14689 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA392923  Pterostegia drymarioides F. R. Fosberg 1931-4-2 S 4452 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 250 Comment
  SBBG98631  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  PASA1189  Purshia tridentata Stason 1931-5-9 Los Angeles Canyon near Willow Springs Comment
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Apr 30 2015
  CAS-BOT-BC158665  Purshia tridentata var. glandulosa Robert F. Thorne; C. W. Tilforth 1973-4-20 43029 Los Angeles Ridge N of Shoemaker Cnayon, 3 mi WNW of Mile High & c. 1.5 mi E of Big Rock Springs, Mojave Desert slopes - San Gabriel Mountains 1371 Comment
  RSA583126  Pycnanthemum californicum Louis C. Wheeler 1931-8-9 S- 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  RSA0080562  Pyrola dentata L. E. Hoffman 1932-8-14 s.n Los Angeles Mt. Islip, Angeles National Forest. 2439 Comment
  SEINET10628880  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3806 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  CAS-BOT-BC45786  Quercus Parish 1902-6-10 5104 Los Angeles Mount Wilson 1828 Comment
  CHSC95750  Quercus agrifolia Joseph Marlowe Keefe 2001-1-19 30945 Los Angeles San Rafael Mountains. Southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, California, 90041. 304 Comment
  UC1506114  Quercus agrifolia Robert T. Clausen 1963-4-5 63031 Los Angeles s of Malibu Lake 210 Comment
  SEINET4689904  Quercus agrifolia Leila M. Shultz 1980-4-28 4035 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA671252  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2000-8-29 20 -750 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  POM271873  Quercus berberidifolia Lyman Benson 1947-1-16 12277 Los Angeles 860 Hillcrest Ave, Ganesha Hills, Pomona 305 Comment
  SFV906  Quercus berberidifolia P. G. Kilburn 1958-9-19 874 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  UCSB68634  Quercus berberidifolia Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 365 Comment
  HSC78676  Quercus chrysolepis R. F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA476910  Quercus chrysolepis George B. Grant 1902-5-27 156 Los Angeles Little Santa Anita Canyon, Sierra Madre Mts. Comment
  RSA598820  Quercus chrysolepis R. G. Swinney 1989-11-2 1487 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Paul Keiser nature Trail. 473 Comment
  CAS-BOT-BC86898  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8323 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town. Liebre Mountain. 7.5' USGS Quadrangle 1292 Comment
  IRVC21334  Quercus dumosa Karlin G. Marsh 1984-9-19 s.n. Los Angeles Santa Monica Mountains. Westlake Village along Trifuno Canyon Road. 285 Comment
  SEINET12034338  Quercus dumosa J. A. Ewan 1933-1 10800 Los Angeles cabove Verdugo Canyon Comment
  UCSB68632  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 792 Comment
  POM123221  Quercus durata var. gabrielensis Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA573419  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-8 228 Los Angeles Mouth Liveoak canyon 404 Comment
  RSA87166  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 1710 Los Angeles Eaton Canyon. 686 Comment
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Dec 19 2014
  UCR105731  Quercus durata var. gabrielensis L. C. Wheeler 1936-1-19 4075 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 290 Comment
  SEINET6093540  Quercus engelmannii F. R. Fosberg 1931-1-7 7105 Los Angeles Sierra Madre. Comment
  UC1135586  Quercus engelmannii A. E. Wieslander 1936-8-29 684 Los Angeles Santa Anita Pasadena Quad. 182 Comment
  SEINET9033996  Quercus engelmannii G. B. Grant 1904-5-5 1086 Los Angeles Collected at Pasadena, So. Cal. Comment
  UCR87111  Quercus ilex Steve Boyd, T. S. Ross 1990-11-15 5305 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, Claremont Comment
  UCR261305  Quercus john-tuckeri Ralph Hoffmann 1927-8-31 s.n. Los Angeles Transverse Range, Oaks Garage [now = site of Le Chene Restaurant], Mint Canyon 720 Comment
  RSA157781  Quercus tomentella Peter H. Raven 1962-5-10 17720 Los Angeles Head of north branch of canyon north of Gray, San Clemente Island 488 Comment
  RSA477291  Quercus tomentella M. B. Dunkle 1928-11-2 2027 Los Angeles Santa Catalina Island, Gallager's Canyon Comment
  RSA488449  Quercus tomentella Mark Hoefs 1974-9-25 545 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 30 Comment
  UC5667  Quercus tomentella Blanche Trask 1896-1 Los Angeles Avalon Santa Catalina Island Comment
  SEINET7072898  Quercus turbinella A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  CAS-BOT-BC104869  Quercus wislizeni L. R. Brown 1938-6-28 s.n. Los Angeles Sierra Madre Mts. Comment
  RSA773788  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1135836  Quercus wislizeni A. Lewis Feb 1934 267 Los Angeles Kings Canyon Elizabeth Lake Quad. 975 Comment
  LA93205  Quercus wislizeni var. frutescens Kei Nakai; 1975-11-11 sn Los Angeles 426 Comment
  SBBG59037  Quercus wislizeni var. wislizeni R. Hoffmann 1927-9-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SBBG131932  Rafinesquia californica S. A. Junak 2000-5-19 SCa 1331 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.67 mi SSW of Goat Harbor 384 Comment
  UC75894  Rafinesquia californica unknown April 1901 834 Los Angeles Avalon Catalina Island Comment
  UCR150850  Rafinesquia californica R. G. Swinney, Dave Larson 1999-5-15 7173 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR20420  Rafinesquia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Big Santa Anita Canyon Comment
  RSA533899  Rafinesquia californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5145 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924' BM at the E end of the old airfield landing strip 250 Comment
  UCSB69281  Rafinesquia californica Gross, LeRoy; Hogshead, Bill; Soza, Valerie 2003-5-29 Los Angeles Transverse Ranges; Verdugo Mountains region; W end of mtns.; at jct. of Vendugo motorway and Wildwood Fire Road; (Burbank 7.5 Quad.; T2N R14W S26, SW1/4) UTM Zone; 3787689N 0378361E 564 Comment
  RSA399387  Ranunculus californicus G. R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA399394  Ranunculus californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UC303095  Ranunculus californicus Marcus E. Jones, A. M. 1882-5-3 3220 Los Angeles Pasadena Comment
  RSA399392  Ranunculus californicus Grace Houck 1944-5-15 20724 Los Angeles Turn bull Canyon Comment
  RSA400238  Ranunculus cymbalaria var. saximontanus L. R. Abrams 1993-5-12 s.n. Los Angeles Lancaster. Comment
  UCR124621  Ranunculus hebecarpus I. W. Clokey, B. C. Templeton 1929-1 4429 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SD143970  Raphanus sativus Scott D. White 1997-2-2 4656 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, just NW of Puddingstone Reservoir, S of San Dimas Ave and E of the 210 Freeway. 239 Comment
  RSA431475  Raphanus sativus Elizabeth A. White 1928-05 s.n. Los Angeles El Segundo. Comment
  SD252302  Raphanus sativus Steven A. Junak 2000-5-18 Sca 1301 Los Angeles Santa Catalina Island: N side of N Shore Road, 0.6 mile E of turn-off for Howland's Landing. 39 Comment
  SEINET3163323  Rhamnus californica L. Abrams 1902-6-15 2541 Los Angeles Sepulveda canyon, Santa Monica mountians Comment
  LA207796  Rhamnus crocea A. M. Johnson; 1932-4-23 4040 Los Angeles Claremont Comment
  SDSU10367  Rhamnus crocea A. H. Gallup 1948-3-20 120 Los Angeles Claremont --Mills Avenue. 37 Comment
  CAS-BOT-BC59848  Rhamnus ilicifolia G. B. Grant 1901-4-7 s.n. Los Angeles Laurel Canyon. Comment
  RSA391037  Rhamnus ilicifolia C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA390856  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  RSA725592  Rhamnus pirifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 412 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  UC1584704  Rhus integrifolia Tim Ross 1991-3-24 4309 Los Angeles sw slope of canyon that drains sse into Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 237 Comment
  UC450916  Rhus integrifolia Fay A. MacFadden 1931-3-20 10 E Los Angeles Tuna Canyon; Verduga Hills 335 Comment
  CAS-BOT-BC167949  Rhus ovata Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC167953  Rhus ovata Timothy S. Ross 1995-4-7 8365 Los Angeles Old Ridge Route: 1.4 road miles NNW of its intersection with Templin Highway; headwaters of Canton Canyon 902 Comment
  POM158298  Rhus ovata M. B. Dunkle 1928-3-11 1723 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  SD253354  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from the trailhead in tosn of Sierra Madre (Mt. Wilson 7.5'Q) 548 Comment
  SDSU2176  Rhus ovata J. Godsil 1952-4-28 216 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  UC73090  Ribes aureum Pupils of Los Angeles High School 1904-6-3 Los Angeles near San Fernando Comment
  CAS-BOT-BC92452  Ribes aureum var. gracillimum Lewis S. Rose 1934-12-27 34519 Los Angeles Monrovia. Comment
  POM48022  Ribes aureum var. gracillimum Alice Eastwood 1904-3-15 6390 Los Angeles Glendora. Comment
  RSA669712  Ribes aureum var. gracillimum LeRoy Gross 2002-2-23 479 Los Angeles Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. & Beaudry Terrace. 366 Comment
  UCR194621  Ribes aureum var. gracillimum R. G. Swinney 1999-4-8 7076 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  CAS-BOT-BC93079  Ribes californicum var. hesperium Le Roy Abrams 1899-4-1 250 Los Angeles Santa Monica Mountains. Comment
  RSA781821  Ribes cereum R. G. Swinney 2009-8-25 11485 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA230728  Ribes cereum var. cereum Robert F. Thorne 1969-7-9 38577 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  LA200843  Ribes indecorum Carl Epling; 1931-3-7 sn Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon Comment
  CAS-BOT-BC173438  Ribes malvaceum W. R. Shaw 1901-3-30 553 Los Angeles Brown's Flat Trail, San Antonio Mt. 1645 Comment
  LA51403  Ribes malvaceum Henry J. Thompson; 1959-2-20 1843 Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek, N slope 243 Comment
  UCR178801  Ribes malvaceum R. G. Swinney 1968-3-18 222 A Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  RSA351123  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island: Mosquito Summit. Comment
  POM277130  Ribes malvaceum var. viridifolium E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Reservoir above Glen Oaks Canyon, Glendale . Comment
  RSA0097616  Ribes malvaceum var. viridifolium R. G. Swinney 2011-4-28 14538 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
  CAS-BOT-BC219180  Ribes nevadense G. B. Grant 1902-6-1 475 Los Angeles Summit, Mount Wilson Comment
  CAS-BOT-BC219182  Ribes nevadense Le Roy Abrams; E. A. McGregor 1908-7-5 651 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  CAS-BOT-BC219184  Ribes nevadense Joseph Andorfer Ewan 1936-8-2 9922 Los Angeles Cedar Canyon, off Mescal Creek 1920 Comment
  RSA748453  Ribes nevadense Orlando Mistretta 1992-7-6 636 Los Angeles Kratka Ridge, spring near lodge. Comment
  SBBG72078  Ribes roezlii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR124716  Ribes roezlii var. roezlii B. C. Templeton 1933-6-15 5128 Los Angeles San Gabriel Mtns., East Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  OBI2797  Ribes speciosum B. Fuchs 1968-5-22 35 Los Angeles Mulholland Dr. 4 mi W of San Diego fwy 610 Comment
  SBBG17033  Ribes speciosum K. A. Wilson 1961-3-10 959 Los Angeles Old Topanga Cyn Rd, ca. 1/4 mi W of Topanga Cyn Rd Comment
  CAS-BOT-BC207167  Ricinus communis Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7443 Los Angeles Rancho Palos Verdes, narrow, eroded canyon through southerly coastal bluffs, ca 2750 m SE of Inspiration Point and 2680 m WNW of Whites Point, San Pedro 7.5' USGS, Palos Verdes Peninsula 7 Comment
  RSA596799  Robinia pseudoacacia T. S. Ross, J. Mark Porter 1995-5-4 8506 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA225738  Romneya coulteri Robert F. Thorne, A. C. Gibson 1971-5-22 39743 Los Angeles Fish Canyon. 335 Comment
  SEINET3200278  Romneya coulteri G. Rink 2011-6-2 10583 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  LA201903  Romneya trichocalyx Arthur C. Gibson; 2003-5-21 4905 Los Angeles 15 Comment
  SD197727  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mountains; Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  OBI35713  Rosa Rebecca Cicoria 1982-4-26 57 Los Angeles Palos Verdes Peninsula: Blackwater Cyn, Rolling Hills Comment
  HSC19618  Rosa californica C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  JEPS45641  Rosa woodsii subsp. gratissima Frank W. Peirson 1919-6-14 470 Los Angeles Big Rock Creek Canyon; San Gabriel Mts. 1676 Comment
  UCR276879  Rosa woodsii subsp. gratissima R. G. Swinney 2011-10-13 15789 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  POM366437  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon. 60 Comment
  UC1211105  Rubus ursinus Huron H. Smith 1912-6-1 5068 Los Angeles Avalon Canyon Santa Catalina Isl., Avalon Canyon 38 Comment
  UCD114013  Rubus ursinus Rudolf Schmid 1962-6-7 s.n. Los Angeles Near Manor House, Cal Poly, Pomona. Comment
  RSA0045484  Rubus ursinus Paul M. Inman 1983-5-15 51583 -3 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on Winter Creek trail, at the first weir above Hoegee's Camp. 792 Comment
  RSA466054  Rumex conglomeratus F. R. Fosberg 1930-7-3 S 3085 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA229041  Rumex conglomeratus Robert F. Thorne, C. W. Tilforth 1971-6-30 40741 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Big Rock Canyon below detention camp 1524 Comment
  RSA466052  Rumex conglomeratus F. R. Fosberg 1930-6-23 S 2996 Los Angeles Del Rey. 1 Comment
  CAS-BOT-BC433247  Rumex crispus Geo. B. Grant 1902-4-27 s.n. Los Angeles Los Angeles Comment
  RSA466292  Rumex maritimus Anstruther Davidson 1917-05 s.n. Los Angeles Nigger Slough'. [locality name change to'Laguna Dominguez'] Comment
  RSA0104976  Rumex salicifolius Steven A. Junak 1999-7-16 SCa- 1050 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach. 31 Comment
  RSA512041  Sagina saginoides L. C. Wheeler 1966-8-21 8839 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  RSA478881  Salicornia virginica F. H. Elmore 402 Los Angeles San Clemente Island. Comment
  RSA5885  Salicornia virginica C. B. Wolf 1932-9-16 4103 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  CAS-BOT-BC103148  Salix bonplandiana I. Johnston 1917-5-13 1903 Los Angeles El Monte 121 Comment
  POM50186  Salix exigua A. D. E. Elmer 1902-06 3650 Los Angeles Saugus. Comment
  RSA587451  Salix exigua Orlando Mistretta 1995-4-5 1590 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  RSA754086  Salix exigua Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1843 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  UCR192176  Salix exigua A. C. Sanders 2008-4-17 34927 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  RSA618762  Salix gooddingii Louis C. Wheeler 1976-1 s.n. Los Angeles Dominguez Hills. Comment
  RSA578825  Salix laevigata Tim S. Ross, Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  SD1034  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mountains 14 Comment
  UC165071  Salix laevigata unknown April, 1904 1153 Los Angeles Pasadena Comment
  POM186357  Salix lasiolepis A. N. Dunn, Joseph A. Ewan 1933-7-23 7839 Los Angeles East end of Barley Flats, San Gabriel Mountains 1555 Comment
  POM362729  Salix lasiolepis Richard C. Barkelew 1929-2-23 s.n. Los Angeles Nichols Canyon. Comment
  RSA507006  Salix lasiolepis Robert F. Thorne 1969-7-2 38335 Los Angeles San Gabriel Mountains, Angeles National Forest; c. 1.8 miles S of Dawsons saddle on Angeles Crest Highway. (NW slope of Mt. Hawkins) 2271 Comment
  RSA639885  Salix lasiolepis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2073 Comment
  RSA6446  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon. 225 Comment
  SBBG29034  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles bottom of Topanga Cyn 225 Comment
  UC471650  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UCR124698  Salix lasiolepis B. C. Templeton 1932-6-1 4869 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  CAS-BOT-BC107526  Salix lasiolepis var. lasiolepis Marcus E. Jones 1882-11-25 s.n. Los Angeles Pasadena Comment
  RSA0073299  Salix scouleriana Bonnie C. Templeton 1932-6-1 4869 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mts. 1829 Comment
  CAS-BOT-BC403753  Salpichroa origanifolia Robert F. Thorne 1969-9-10 39311 Los Angeles Rancho Santa Ana Botanic Garden 365 Comment
  RSA498207  Salsola tragus Richard Arnold 1984-8-10 1029 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey), Area V1. Comment
  RSA628807  Saltugilia splendens subsp. grantii Scott D. White, Dave Bramlet 1998-6-29 6832 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. 1707 Comment
  RSA67051  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16029 Los Angeles Along Hwy 2 about 3 miles w. of Jct. with mt. Wilson road. 1128 Comment
  RSA469676  Saltugilia splendens subsp. splendens N. C. Cooper 1949-6-6 4207 Los Angeles Angeles Crest Hwy. Los Angeles Co. 1220 Comment
  RSA598585  Saltugilia splendens subsp. splendens L. C. Wheeler 1967-5-24 9726 Los Angeles San Gabriel Mountains: Indian Canyon. 793 Comment
  CATA1904  Salvia apiana Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  LA82020  Salvia apiana Henry J. Thompson; 1960-5-14 3071 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA401637B  Salvia apiana William Emboden 1970-6-12 34 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424325  Salvia apiana William Emboden 1970-6-12 29 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  LA91493  Salvia columbariae Bruce Douglas Clayton; Greg Shaw 1972-4-15 94 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  RSA0086831  Salvia columbariae R. G. Swinney 2011-6-14 15157 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  RSA39567  Salvia columbariae Thomas S. Bell 1948-4-24 12288 Los Angeles Eaton Park, foot of old Mt. Wilson Trail above Pasadena. 457 Comment
  RSA401468  Salvia columbariae F. R. Fosberg 1931-4-23 S 4699 Los Angeles Santa Catalina Island: Cape Canyon 260 Comment
  RSA592509  Salvia columbariae Mark Hoefs, Doug Propst 1973-3-14 101 Los Angeles Santa Catalina Island: upper Cape Canyon; east exp. 488 Comment
  SFV15594  Salvia columbariae K. C. Molina, K. L. Garrett 1992-5-10 10 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  UC1124715  Salvia columbariae P. L. Johannsen 1934-3-5 316 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  RSA526609  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4191 B Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side. Comment
  HSC24299  Salvia dorrii Nels Rinden 1971-5-2 8 Los Angeles 34 mi. W of Lancaster, 6 mi. W of Fairmont Buttes in Antelope Valley 884 Comment
  RSA679829  Salvia dorrii var. pilosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 852 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCLA69658  Salvia dorrii var. pilosa Carl Epling 1925-3-11 8733 Los Angeles Palmdale Comment
  RSA446322  Salvia leucophylla E. Crow 1928-05 256 Los Angeles Santa Monica Mountains. Comment
  RSA446324  Salvia leucophylla Fay A. MacFadden 1931-4-22 2660 Los Angeles San Francisquito Canyon. Comment
  RSA592137  Salvia leucophylla Louis C. Wheeler 1967-4-30 9212 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  SDSU7431  Salvia leucophylla D. F Howe 1949-5-29 1985 Los Angeles Santa Monica Mts., 457 Comment
  UCSB7810  Salvia leucophylla Ensign, Judy 1963-4-7 Los Angeles half mile N of Natoma Dr; at Wells Dr. in Woodland Hills Comment
  CAS-BOT-BC233312  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica Mountains 167 Comment
  CAS-BOT-BC233314  Salvia mellifera R. F. Hoover 1968-6-6 11148 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  CATA58  Salvia mellifera USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 36 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  LA82007  Salvia mellifera Elizabeth Epling; Juddy Epling 1937-8-20 Los Angeles Santa Monica Mountains Comment
  RSA144754  Salvia mellifera Alice Ann Webb 1961-2-28 777 Los Angeles Padua Hills, side road off parking lot, Claremont. San Gabriel Mt. Range 442 Comment
  RSA434109  Salvia mellifera Donald R. Bissing 1973-6-2 115 Los Angeles Evey Canyon, San Gabriel Mountains. On canyon wall above road cut 0.2 mile from mouth of canyon. 720 Comment
  RSA578097  Salvia mellifera Tim S. Ross, Steve D. Boyd 1994-5-31 7703 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
  RSA654073  Salvia mellifera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 736 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  RSA725766  Salvia mellifera A. C. Sanders, Mark A. Elvin 2003-5-1 26283 Los Angeles Westrn San Gabriel Mtns.: NE side of Castaic Msa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  RSA599583  Sambucus mexicana Steve Boyd, Lauren Raz 1997-3-25 9310 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
  RSA654186  Sambucus mexicana Marilyn Porter 1991-5-19 34 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  UC1125363  Sambucus mexicana A. Lewis 1934-2-1 273 Los Angeles Grapevine Canyon San Fernando Quadrangle Comment
  OBI69409  Sambucus nigra subsp. caerulea Suzan Barth 1994-5-17 33 Los Angeles Santa Susana Mtns. Aliso cyn 600 m from Sesnon trail head at bottom of first loop Comment
  RSA0080725  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-9 13753 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
  SD69698  Sambucus nigra subsp. caerulea Robert F. Thorne 1966-4-28 36210 Los Angeles Santa Catalina Island, Pebbly Beach Canyon , canyon at upper end of Renton Mine Road 259 Comment
  LA33903  Sanguisorba minor subsp. muricata Peter H. Raven; Henry J. Thompson 1959-10-31 14729 Los Angeles 243 Comment
  RSA470985  Sanicula arguta C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. Back of Avalon. Comment
  LA32987  Sanicula arguta J. Warren; 1952-4-9 Los Angeles Santa Monica Mountains, Spaulding Hill, UCLA 121 Comment
  UCR61073  Sanicula bipinnatifida R. G. Swinney 1969-4-27 391 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA596922  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3020 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
  SD92930  Sanicula crassicaulis W. Bertsch 1954-4-19 484 Los Angeles Little Dalton Canyon. 365 Comment
  RSA0065396  Sanicula menziesii G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 426 Comment
  RSA599658  Sanicula tuberosa Steve Boyd, Lauren Raz 1997-5-1 9676 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
  RSA0051740  Sarcodes sanguinea Mike Thornburg 1977-6-1 s.n. Los Angeles Charlton Flats Highway 2, Angeles National Forest. Comment
  UCR209291  Saxifraga californica Dan S. Cooper 2009-2-24 209- 14 Los Angeles Santa Monica Mountains, Los Angeles, Griffith Park, Royce Canyon 270 Comment
  RSA628815  Schedonorus arundinaceus Scott D. White, Dave Bramlet 1998-6-29 6808 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. 1707 Comment
  CAS-BOT-BC218942  Schinus molle Louis C. Wheeler 1932-7-9 948 Los Angeles 1 mi. SW San Dimas 243 Comment
  RSA612289  Schinus molle L. C. Wheeler 1933-12-21 2334 Los Angeles W side mouth of Big Santa Anita Canyon. 335 Comment
  UCR210412  Schinus terebinthifolius R. G. Swinney 2008-12-4 9954 Los Angeles San Gabriel Valley, Azusa, abandoned gravel pit on north side of 210 Fwy, 0.4 mi. east of Irwindale Ave. 168 Comment
  SBBG113113  Schismus arabicus S. A. Junak 1998-5-2 SCa 624 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  RSA356022  Schismus barbatus R. F. Thorne 1973-3-14 42645 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA587395  Schismus barbatus Orlando Mistretta 1992-5-8 272 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA366001  Schoenoplectus californicus Louis Greata 1901-9-2 s.n. Los Angeles Ballona. Comment
  SBBG105081  Schoenoplectus pungens var. badius T. Ross, M. Gay, J. Takara 1993-4-20 6825 Los Angeles N side of Little Harbor near outlet of Little Springs Cyn 2 Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  UCR239939  Scirpus microcarpus R. G. Swinney 2009-11-16 11634 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC1334780  Scirpus microcarpus A. H. Gallup 1949-7-17 Los Angeles nw edge of lake nw edge of lake (Southern California) Comment
  RSA425187  Scrophularia californica subsp. californica James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA425192  Scrophularia californica subsp. floribunda Frances M. Morey 1922-05 s.n. Los Angeles Laurel Canyon. Comment
  RSA425194  Scrophularia californica subsp. floribunda H. L. Bauer 1932-5-1 16802 Los Angeles Topanga Canyon. Comment
  RSA427200  Scrophularia villosa Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG130996  Scrophularia villosa S. A. Junak 1999-5-6 SCa 888 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth, at first fork in cyn 24 Comment
  SBBG13519  Scrophularia villosa E. R. Blakley 1962-10-4 5400 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 198 Comment
  RSA616928  Scutellaria siphocampyloides Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  RSA226528  Scutellaria tuberosa C. W. Tilforth 1971-5-29 374 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  CAS-BOT-BC240059  Secale cereale A. C. Sanders; S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley: along Hwy 138 in vicinity of 230th St. West 890 Comment
  RSA728775  Secale cereale Gary D. Wallace 1979-4-19 1696 Los Angeles Near Fairmont. Comment
  UCR193673  Sedum spathulifolium R. G. Swinney, Dave Larson 1999-6-25 7413 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  RSA616076  Selaginella bigelovii Scott D. White, Brian Leatherman 1997-1-14 6046 Los Angeles Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  UC1018221  Selaginella bigelovii W. R. Ernst 1951-5-7 Los Angeles Santa Anita Canyon; San Gabriel Mts. Comment
  CAS-BOT-BC62035  Selaginella bigelovii Grant 1903-3-16 5338 Los Angeles Sawpit Canyon, Mourovia Comment
  CAS-BOT-BC363455  Senecio californicus C. F. Baker 1909-3-20 5251 Los Angeles Claremont Comment
  OBI34020  Senecio douglasii var. douglasii Mark Schneider 1973-9-26 s.n. Los Angeles Tujunga Wash. Wentworth St. 100 yds W of Wheatland. Left hand side 457 Comment
  CAS-BOT-BC333108  Senecio flaccidus var. douglasii Louis C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mountains 914 Comment
  CAS-BOT-BC333117  Senecio flaccidus var. douglasii Peter H. Raven 1957-11-30 11408 Los Angeles Along Mulholland Drive 4 miles east of Topanga Canyon, Santa Monica Mountains Comment
  CDA12156  Senecio flaccidus var. douglasii A. Overturf 1989-12-28 7305 Los Angeles Angeles National Forest; Mt. Wilson. Comment
  RSA313366  Senecio lyonii R. F. Thorne 1973-4-12 42902 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UC1302366  Senecio lyonii Robert F. Thorne and P. C. Everett 1964-2-6 33289 Los Angeles w of Catalina Island (at Isthmus); Santa Catalina Island 15 Comment
  RSA682080  Senecio mikanioides Scott D. White 2003-1-7 8796 Los Angeles Cismontane Interior Valley: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. 332 Comment
  CATA3018  Senecio vulgaris Amy Catalano 2016-2-28 024 Los Angeles Santa Catalina Island: Along road between Thompson Reservoir and Hack Tower Ridge Road 261 Comment
  RSA357901  Senecio vulgaris R. F. Thorne 1973-3-26 42725 Los Angeles San Gabriel Mountains: Web canyon, N of Claremont 365 Comment
  RSA534017  Senecio vulgaris Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5292 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 274 Comment
  UC519735  Setaria parviflora Joseph Andorfer Ewan 1932-7-11 7470 Los Angeles Ingraham St. Los Angeles Comment
  RSA477856  Silene gallica Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  SBBG53960  Silene laciniata subsp. laciniata K. R. Montgomery, T. W. Strid 1973-6-18 73 164 A Los Angeles N facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  RSA637484  Silene laciniata subsp. major Valerie L. Soza, LeRoy Gross 1999-7-15 622 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  UC1922305  Silene laciniata subsp. major Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 715 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 12.6'' N 118deg 17' 24.7'' W T2N Comment
  RSA477922  Silene laciniata subsp. major Robert M. Perkins 1936-2-29 98 Los Angeles Benedict Canyon. Comment
  CAS-BOT-BC175105  Silene verecunda Gordon Surr 1914-8-1 s.n. Los Angeles Summit San Antonio Mt 3026 Comment
  UCR51920  Silene verecunda Steve Boyd, Laura Kopase 1987-6-8 2075 Los Angeles San Gabriel Mtns., 5 mi. WNW of Wrightwood in Cedar Canyon, near junction with Mescal Creek 1524 Comment
  RSA0019861  Silene verecunda subsp. platyota Orlando Mistretta, Christine Mistretta 2011-6-29 5767 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA587039  Silene verecunda subsp. platyota Orlando Mistretta, Mark Elvin 1995-5-10 1698 B Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork. 1540 Comment
  RSA641650  Sisymbrium altissimum L. C. Wheeler 1967-9-4 10679 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  RSA724805  Sisymbrium altissimum K. Dobry 1991-4-22 d- 391 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  SD143969  Sisymbrium irio Scott D. White 1997-3-12 4757 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach 10 Comment
  UCR62319  Sisymbrium irio R. G. Swinney 1990-3-14 1523 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, on Big Dalton Canyon Road, 1.0 mi east of Glendora Mtn Road, east side of road 442 Comment
  HSC79810  Sisymbrium irio James Henrickson 1973-6-15 10681 Los Angeles City of Long Beach, near Long Beach Arena 3 Comment
  LA210072  Sisymbrium officinale Peter H. Raven; Henry J. Thompson 1960-5-29 15449 Los Angeles Santa Monica Mountains, Head of creek NE of Sandstone Peak 822 Comment
  RSA0113753  Sisymbrium officinale Steven A. Junak 1999-5-20 SCa- 946 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36. 290 Comment
  RSA592152  Sisymbrium officinale L. C. Wheeler 1967-5-7 9281 Los Angeles Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 609 Comment
  SEINET3220969 Image available Sisyrinchium bellum Norman C. Cooper 1945-5-1 2234 Los Angeles Tapia Park area, Santa Monica Mountains. Comment
  RSA366936  Sisyrinchium bellum Ron Yee 1979-5-6 121 Los Angeles Off Highway 120 east, 5 mi from La Canada Country Golf course 610 Comment
  UCR180384  Solanum americanum Scott D. White, Andrea Warniment 2006-7-6 11602 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  RSA585032  Solanum capsicastrum Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  HSC12481  Solanum douglasii Wendell Wood 1970-6-17 1 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  RSA422397  Solanum douglasii Freda Detmers 1928-10-17 s.n. Los Angeles Stream side, Verdugo Woodlands Comment
  UCR172776  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 04 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  RSA276004  Solanum douglasii Jack Delaini 1974-4-5 97 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 396 Comment
  RSA422384  Solanum douglasii F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island. Comment
  UCR48947  Solanum nigrum A. C. Sanders 1987-9-18 7351 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  POM296758  Solanum umbelliferum Lyman D. Benson 1945-5-11 11714 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA0091780  Solanum umbelliferum R. G. Swinney 2011-4-9 14367 Los Angeles 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
  RSA702563  Solanum umbelliferum Scott D. White 2004-5-10 10359 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  POM156292  Solanum umbelliferum L. R. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson, San Gabriel Mountains. Comment
  RSA427429  Solanum umbelliferum H. L. Bauer 1932-4-1 15383 Los Angeles Along road to Saddle Peak. Comment
  RSA545313  Solanum umbelliferum Tim S. Ross, Mathew Bell 1992-3-22 6049 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  RSA549575  Solanum umbelliferum Tim S. Ross 1992-4-27 6250 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  CAS-BOT-BC236429  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island 304 Comment
  SEINET4100305  Solanum wallacei R. Moran 1941-1 687 Los Angeles Whites Landing, Santa Catalina Island. 50 Comment
  HSC84132  Solanum xanti David Charlton 1987-1-31 636 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  LA91412  Solanum xanti Bruce Douglas Clayton; Greg Shaw 1972-3-16 12 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, upper canyon entrance. 576 Comment
  NY820429  Solanum xanti T. S. Ross 1993-5-23 7280 Los Angeles NW Los Angeles Co.; Liebre Mountains. Upper Clearwater Canyon: ca. 190-230 m. W of Plum Spring 789 Comment
  SBBG70638  Solanum xanti M. N. Ackley 1927-6-5 977 Los Angeles old trail to Switzerland 457 Comment
  UCR173885  Solanum xanti var. intermedium Scott D. White 2004-5-10 10353 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  POM4685  Solidago canadensis var. gilvocanescens J. Q. Adams 1905-1 s.n. Los Angeles Soldiers Home. Comment
  CAS-BOT-BC365026  Solidago velutina subsp. californica J. Ewan 1930-10-10 3522 Los Angeles Sturtevant Trail at First Water Camp, San Gabriel Mts. 914 Comment
  RSA0116697  Solidago velutina subsp. californica R. G. Swinney 2010-9-30 13937 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA800512  Solidago velutina subsp. californica Jane Tirrell 2012-8-20 LS 0156 Los Angeles Approx. 100 meters south of California State Route 2 near Big Rock Creek drainage about 1.5 miles west of Dawson Saddle. 2346 Comment
  SEINET11383207 Image available Solidago velutina subsp. californica Joseph A. Ewan, Ewan, Nesta 1936-1 9949 Los Angeles Mescal Creek. San Gabriel Mountains. Comment
  RSA611049  Sonchus asper subsp. asper L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA187956  Sonchus oleraceus R. F. Thorne 1966-4-28 36229 -a Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  LA32074  Sonchus oleraceus Henry J. Thompson; Peter H. Raven 1959-6-4 14346 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  UCR141846  Sorghum bicolor R. G. Swinney 1997-9-6 5863 Los Angeles San Gabriel Mountains, Near junction of Big Pines Hwy and road to Terresita Pines Camp, about 100 meters east of Mescal Canyon Park [=Mescal Campground] and about 50 meters N of Big Pines Rd. 1866 Comment
  RSA0105022  Spartium junceum R. G. Swinney 2011-6-22 15272 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  RSA656257  Spartium junceum Jan Roach 1975-11-28 3 Los Angeles Verdugo Mountains: Leeward side of hill, 1 mile north of Brand Park, Verdugo Hills, Glendale. 567 Comment
  RSA729745  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gbriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
Read comments
Jan 26 2014
  UC1870177  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles Transverse Ranges; Verdugo Mountains region: San Rafael Hills: North section of hills; Gate #4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  UCR220175  Spartium junceum R. G. Swinney, Jane Strong 2009-4-7 10312 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  SD27741  Spergularia bocconi Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island; Pebbly Beach. 249 Comment
Read comments
May 29 2012
  UCR86640  Spergularia bocconi T. S. Ross 1992-4-14 6176 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  RSA591802  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Due west of Wall 2; San Clemente Island. 6 Comment
  CAS-BOT-BC390551  Spergularia platensis LeRoy Abrams 1903-4-14 3252 Los Angeles Mesa between Rivera and Florence Comment
  RSA0098383  Spergularia platensis L. R. Abrams 1903-4-14 3252 Los Angeles Between Rivera and Florence. Comment
  RSA611011  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA446606  Stachys albens Thekla Mohr 1915-1 3256 Los Angeles North Fork, San Gabriel River. Comment
  RSA446627  Stachys albens M. B. Dunkle 1933-6-17 3610 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  SBBG80012  Stachys albens R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake to Palmdale Comment
  JEPS63015  Stachys bullata F. W. Peirson 1919-5-18 439 Los Angeles Monrovia Canyon San Gabriel Mts. 457 Comment
  SD41520  Stachys bullata Darley F. Howe 1947-3-22 1517 Los Angeles Topanga Canyon. Comment
  UC66738  Stachys bullata N. K. Berg 1904-3-26 Los Angeles Griffith Park Los Angeles, Los Angeles River Comment
  RSA452245  Stanleya pinnata P. A. Munz 1931-8-22 s.n. Los Angeles San Franscito Canyon Comment
  RSA337422  Stanleya pinnata var. pinnata R. F. Thorne 1973-5-11 43547 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam 1037 Comment
  SD66831  Stebbinsoseris heterocarpa R. Mitchel Beauchamp 1967-3-17 239 Los Angeles San Clemente Island; Slopw east of Wilson Cove. Comment
  RSA478173  Stellaria media H. L. Bauer 1929-5-20 s.n. Los Angeles Long Beach lawn Comment
  RSA597806  Stellaria media subsp. pallida Scott D. White 1996-3-2 3817 Los Angeles Geneva Ave.; N of San Jose, S of Arrow Hw; W of Indian Hill E of Towne. 323 Comment
  RSA512033  Stellaria nitens L. C. Wheeler 1967-5-18 9634 Los Angeles Placerita Canyon. 518 Comment
  POM308941  Stellaria nitens Kay H. Beach 1940-5-14 695 Los Angeles along trail to Cattle Canyon Comment
  CAS-BOT-BC221852  Stenotaphrum secundatum Peter H. Raven 1957-10-10 11403 Los Angeles U.C.L.A. campus, Los Angeles Comment
  SFV20879  Stenotaphrum secundatum L. Gross, A. E. Gutman, S. Gutman 2000-9-8 270 Los Angeles San Fernando Valley Tujunga Ponds. 335 Comment
  CAS-BOT-BC375068  Stephanomeria L. R. Abrams 1901-8-1 2179 Los Angeles Inglewood Comment
  RSA0070812  Stephanomeria cichoriacea Fordyce Grinnell Jr. 1910-7-22 s.n. Los Angeles San Gabriel Mts. Comment
  RSA474188  Stephanomeria diegensis M. B. Dunkle 1939-11-24 7354 Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  CAS-BOT-BC375816  Stephanomeria virgata L. R. Abrams 1916-10-31 6373 Los Angeles Cahuenga Pass Comment
  RSA0089505  Stephanomeria virgata R. G. Swinney 2011-7-7 15421 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA457815  Stillingia paucidentata Anstruther Davidson 1892-07 s.n Los Angeles Lancaster. Comment
  HSC83394  Stipa coronata D. L. Koutnik 1978-6-3 Los Angeles Dry Canyon - Cold Creek Rd., between Mulholland Hwy. and Old Topanga Canyon Rd. 305 Comment
  OBI2535  Stipa hymenoides Larry E. Brown 1970-5-2 1795 Los Angeles At campground in the Joshua Tree State Park near Lancaster Comment
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Sep 29 2015
  SEINET8077432  Stipa hymenoides J. B. Davy 1896-1 2192 Los Angeles Antelope Valley. Comment
  LA94352  Stipa lepida A. M. Johnson; 1932-5-5 4054 Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  UCR214591  Stipa pulchra A. C. Sanders, Dan S. Cooper 2010-4-30 38118 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR204807  Stipa speciosa R. G. Swinney 2005-8-26 8528 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  RSA601662  Stuckenia pectinata L. C. Wheeler 1946-8-28 6302 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  SBBG18893  Stylocline gnaphaloides S. A. Junak 1997-3-11 SCl 749 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  SBBG63192  Stylocline gnaphaloides R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  RSA585365  Stylocline psilocarphoides Timothy S. Ross 1991-4-27 4724 Los Angeles Black Butte 1082 Comment
  LA29191  Stylomecon heterophylla Mary V. Hood; 1941-4-27 41 73 k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  SEINET4471316  Stylophyllum hassei B. Trask 1902-1 s.n. Los Angeles Comment
  SEINET4471318 Image available Stylophyllum hassei H. E. Hasse 1902-1 s.n. Los Angeles Comment
  CATA1238  Suaeda taxifolia Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2316 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  CAS-BOT-BC234655  Symphoricarpos mollis Geo. B. Grant Apr. 9 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC234670  Symphoricarpos mollis P. A. Munz; R. D. Harwood 1920-5-17 3988 Los Angeles Topango Canon [Topanga Canyon], Santa Monica Mtns 152 Comment