Search Results — 2000 specimen records retrieved (1582 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460920  Abronia maritima E. S. Spalding 1931-7-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA59951  Abronia maritima E. K. Balls 1950-6-17 14888 Los Angeles 12 miles N of Zumi Beach, Hwy 101. 3 Comment
  NY679457  Abronia umbellata S. B. Parish 10 1881 1155 Los Angeles Near coast. Comment
  RSA0025881  Abronia umbellata Mullins 1931-3-1 s.n. Los Angeles El Segundo. Comment
  LA201841  Acacia longifolia Arthur C. Gibson; 2003-5-12 4933 Los Angeles 525 Comment
  RSA394177  Acer macrophyllum L. E. Hoffman 1929-5-20 s.n. Los Angeles Big Santa Anita Canyon, Angeles National Forest. [ N of Sierra Madre ] Shady canyon. Tree 30 to 70 feet in height. Comment
  UC870076  Acer macrophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6731 Los Angeles bottom of San Dimas Canyon San Dimas Canyon Comment
  SBBG125131  Achillea millefolium M. B. Dunkle 1939-4-6 7292 Los Angeles Mosquito Harbor Comment
  RSA416189  Achillea millefolium M. Z. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mtns. Big Tujunga Canyon, 5 mi. N of Tujunga. 609 Comment
  UCD50269  Achnatherum coronatum P. B. Kennedy 1918-8-2 s.n. Los Angeles Whitehall grade. Comment
  RSA310128  Achnatherum parishii Wayne E. Sawyer 1981-6-29 75 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  RSA584131  Achnatherum speciosum Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2961 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA592279  Achnatherum speciosum L. C. Wheeler 1967-5-9 9402 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA772419  Achnatherum speciosum R. G. Swinney 2009-5-12 10732 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge 1435 Comment
  RSA150926  Achyrachaena mollis P. H. Raven 1962-5-9 17663 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  SFV10353  Achyrachaena mollis M. L. Vincent 1963-5-22 355 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  SBBG128427  Acmispon argophyllus var. argenteus M. L. Hoefs, R. Given 1992-4-16 1809 Los Angeles Wild Boar Gully 152 Comment
  SD28064  Acmispon argophyllus var. argenteus Carl B. Wolf 1932-5-10 3530 Los Angeles Santa Catalina Island, back of Avalon, summit of the equestrian trail 305 Comment
  SD92029  Acmispon argophyllus var. argenteus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22676 Los Angeles San Clamente Island: East slope, Wilson's Cove. 49 Comment
  SD60389  Acmispon glaber Peter H. Raven 1962-5-22 17847 Los Angeles Santa Catalina Island, on hillside near stream ca. 1 mile below Middle Ranch Comment
  UCSB18480  Acmispon grandiflorus Lakatos, Susie 1964-3-28 Los Angeles Fire road behind Topanga Elementary School, 4.3 miles on Topanga Canyon Blvd. from intersection with U.S. Highway 101 Comment
  CHSC34542  Acmispon grandiflorus var. grandiflorus James Henrickson 1937-6-23 10937 Los Angeles 1 1/2 mile N of Malibu, in tract of land at junction of Rambala Pacifico and Schueren Road. 426 Comment
  CATA3333  Acmispon micranthus Amy Catalano 2017-4-13 050 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  UC1971138  Acmispon nevadensis var. nevadensis Scott D. White, D. E. Bramlet 1998-6-29 6827 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  SBBG112946  Acmispon wrangelianus S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 703 Los Angeles N side of Airport Rd, at rd side pullout ca. 0.3 mi E of KBRT Radio Station 441 Comment
  CAS-BOT-BC29202  Acourtia microcephala LeRoy Abrams 1902-7-2 2635 Los Angeles Sierra Madre Comment
  RSA660396  Acourtia microcephala Orlando Mistretta 1992-6-17 585 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  SBBG66263  Acourtia microcephala M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  SD107826  Acourtia microcephala Mark Hoefs 1973-7-13 374 Los Angeles Middle Ranch Canyon, just above reservoir on northside of main road, Santa Catalin Island. Comment
  UC485226  Acourtia microcephala D. L. Crawford 1915-7-14 555 Los Angeles mts above Claremont; Southern California Comment
  CAS-BOT-BC154058  Adenostoma fasciculatum A. C. Sanders; Helen Kennedy 2005-4-13 29430 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  HSC18437  Adenostoma fasciculatum C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA654072  Adenostoma fasciculatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 735 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
  RSA0035080  Adenostoma sparsifolium K. Kneen 1933-8-24 s.n. Los Angeles Foot of Saddle Peak, Topanga Canyon. Comment
  UCR95269  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon, c. 200 yards downstream from the falls 762 Comment
  CAS-BOT-BC65564  Adiantum capillus-veneris L. R. Abrams; I. L. Wiggins 1931-7-4 322 Los Angeles White's Landing, Santa Catalina Island Comment
  LA200049  Adiantum capillus-veneris Lawrence L. Kiefer; 1966-3-12 1713 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  POM881  Adiantum capillus-veneris L. R. Abrams 1901-7-1 1878 Los Angeles West fork of San Gabriel River. Comment
  LA94086  Adiantum jordanii Lawrence L. Kiefer; 1966-3-19 1744 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  POM6780  Adiantum jordanii Hilda Wood 1901-4-3 s.n. Los Angeles Glendora Comment
  UCR190263  Adiantum jordanii R. G. Swinney 2000-5-21 7774 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  RSA687716  Adiantum jordanii House s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC140651  Ageratina adenophora A. C. Sanders 2003-3-14 25748 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA765312  Ageratina adenophora Doris Bowers 1957-3-24 936 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  UCR207542  Ageratina adenophora O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena 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
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  UC29381  Agoseris retrorsa J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  RSA87122  Agrostis exarata F. W. Peirson 1923-8-31 4329 Los Angeles Big Pines Camp, north side of San Gabriel Mountains. 2088 Comment
  SEINET10510248  Agrostis idahoensis Joseph A. Ewan 1934-8-10 Ewan 8434 Los Angeles On NW slope Mt. Waterman San Gabriel Mts. 2286 Comment
  UCR209632  Agrostis viridis R. G. Swinney 2008-12-2 9914 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA702489  Ailanthus altissima Scott D. White 2004-5-5 10304 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR259139  Ailanthus altissima R. G. Swinney 2010-6-23 13368 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  POM8029  Alchemilla occidentalis Philip A. Munz, R. D. Harwood 1920-3-13 3321 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  RSA0037250  Alisma lanceolatum Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -3 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Wilmington Channel, southeast of the intersection of South Vermont Ave. and Lomita Blvd.; approximately 100 feet downstream of Lomita Blvd. 5 Comment
  RSA79233  Allium burlewii G. R. Campbell 1952-6-28 17292 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  UCR191675  Allium fimbriatum var. fimbriatum T. B. Salvato 2008-4-22 3313 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  RSA367102  Allium haematochiton Anstruther Davidson 1892-04 s.n. Los Angeles Cahuenga. Comment
Read comments
Oct 3 2010
  UCSB32428  Allium haematochiton Bauld, William 1962-3-24 Los Angeles Sunflower Canyon, South Glendora 213 Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA729792  Allium monticola R. G. Swinney 1998-6-16 6978 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
Read comments
Nov 6 2012
  POM19011  Allium praecox Philip A. Munz 1923-4-9 6657 Los Angeles Mouth of canyon, east coast. San Clemente Island. Comment
  CHSC35460  Allophyllum divaricatum James Henrickson 1973-5-12 9570 a Los Angeles 5.4 (rd) miles N of La Canada along Angeles Crest Hwy (2), in roadside. 853 Comment
  SBBG95401  Allophyllum glutinosum M. B. Dunkle 1928-5-13 1934 Los Angeles Coach Rd, rd side near Wishbone Loop Comment
  SD69678  Allophyllum glutinosum Robert F. Thorne 1965-6-22 34853 Los Angeles Santa Catalina Island; Renton Mine area. 244 Comment
  CAS-BOT-BC136686  Alnus rhombifolia A. C. Sanders; Mark Elvin; Dave Fleitner 2003-8-6 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
  RSA773853  Alnus rhombifolia R. G. Swinney 2009-8-19 11451 Los Angeles Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  UCR108426  Alternanthera caracasana L. C. Wheeler 1946-1 6376 Los Angeles Los Angeles, Georgia St. at 8th. Comment
  RSA594398  Amaranthus albus Steve Boyd, Lauren Raz 1996-10-14 9075 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA772280  Amaranthus albus R. G. Swinney 2009-5-8 10692 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR252899  Amaranthus albus R. G. Swinney 2010-5-29 13395 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR281385  Amaranthus albus R. G. Swinney 2014-5-27 16665 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA766851  Amaranthus blitoides Justin M. Wood 2009-8-18 1245 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SD41297  Amaranthus blitoides Edith A. Purer 1931-5-8 2050 Los Angeles Griffith Park, along walk Comment
  RSA402997  Amaranthus hybridus E. S. Spalding 1922-10-10 s.n. Los Angeles Los Angeles., Roadside Comment
  SBBG52924  Amblyopappus pusillus F. C. Boutin 1967-4-23 1619 Los Angeles terrace above ocean between main airstrip and Wilson Cove Comment
  SD41391  Amblyopappus pusillus Edith A. Purer 1932-4-23 Los Angeles El Segundo Comment
  RSA416878  Amblyopappus pusillus Larry E. DeBuhr, Gary D. Wallace 1972-9-2 693 Los Angeles San Clemente Island: base of canyon 1.5 miles north of Eel Point. 30 Comment
  RSA533958  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5197 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  SBBG61231  Ambrosia acanthicarpa R. Hoffmann 1928-9-11 Los Angeles Acton Comment
  UCR210483  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CAS-BOT-BC42853  Ambrosia acanthicarpa Robert F. Thorne; M. Z. Thorne 1966-8-29 36569 Los Angeles San Gabriel Mtns., Angeles N.F., near hwy along N Fork of San Gabriel River, 3 mi. S of Coldbrook Campground 670 Comment
  UCSB7139  Ambrosia chamissonis Haller, John 1950-5-29 Los Angeles Playa Del Rey Comment
  RSA702190  Ambrosia confertiflora Scott D. White, Pam De Vries 2004-6-14 10484 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CAS-BOT-BC45015  Ambrosia psilostachya Peter H. Raven 1957-9-21 11352 Los Angeles Santa Monica Mountains, Monte Nido Fire Station Comment
  CAS-BOT-BC272930  Ambrosia salsola A. C. Sanders; D. Malueg; K. D. Jones 1998-6-22 21991 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 mi. SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation 1000 Comment
  SD231217  Ambrosia salsola var. salsola Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 82 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA729488  Amelanchier utahensis R. G. Swinney 1999-6-21 7386 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  RSA604618  Ammannia robusta Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  UC79289 Image available Amsinckia lycopsoides Edward Lee Greene 1893-5-1 Los Angeles Watt's Station Comment
  UCR170398  Amsinckia tessellata John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UCR194014B  Amsinckia tessellata R. G. Swinney 1999-6-5 7251 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCD168355  Amsinckia tessellata var. tessellata J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC45259  Ancistrocarphus filagineus Ralph Hoffman 1932-4-27 s.n. Los Angeles Lancaster Comment
  SBBG95397  Anemopsis californica M. B. Dunkle 1928-5-12 1926 Los Angeles below spring Empire Landing 182 Comment
  RSA503865  Anemopsis californica Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  SEINET3129611  Anemopsis californica G. B. Grant 1904-4-23 Ex 43 Los Angeles Redondo Comment
  UCR127400  Anethum graveolens A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25566 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  SBBG33447  Anisocoma acaulis A. D. E. Elmer -Jun-1902 3605 Los Angeles Acton Comment
  CATA333  Anthemis cotula Mark L. Hoefs 1973-7-13 372 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  RSA248656  Antirrhinum coulterianum Christopher Davidson 1974-6-4 2290 Los Angeles Tapia Park, off Malibu Canyon rd. 46 Comment
  RSA304703  Antirrhinum coulterianum James R. Shevock 1970-4-24 147 Los Angeles Near May Canyon 488 Comment
  JEPS14986  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA425828  Antirrhinum kelloggii Thomas Moore 1947-5-3 31 Los Angeles Topanga Canyon. Comment
  RSA640967  Antirrhinum multiflorum Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Where San Dimas- Brown's Flat trail forks, 4 miles from flats. Comment
  SBBG125446  Antirrhinum multiflorum A. Parikh, N. Gale 2010-6-16 3314 Los Angeles Upper Shortcut Cyn, 0.1 km S of St Hwy 2, 0.5 km E of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1440 Comment
  SD115060  Aphyllon californicum subsp. feudgei W. P. Armstrong 1983-8-1 1157 Los Angeles San Gabriel Mountains; Blue Ridge Road near turnoff to Guffy Campground. 2377 Comment
  RSA190887  Apiastrum angustifolium R. F. Thorne 1967-5-18 36866 Los Angeles Santa Catalina Island. Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo). 213 Comment
  UC56942  Apiastrum angustifolium Ernest Braunton 1902-5-27 264 Los Angeles near Sherman Comment
  UCR155695  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-4-26 29707 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  POM19133  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles San Clemente Island. 6 mi SE of Casa Blanca. Comment
  RSA596202  Apium graveolens Lauren Raz, Steve Boyd 1996-10-23 13 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
  RSA730185  Apocynum androsaemifolium R. G. Swinney 1998-9-4 6904 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  SD215379  Apocynum cannabinum Steve Boyd, Lauren Raz 1997-5-28 9842 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 865 Comment
  POM366909  Aquilegia formosa G. R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
Read comments
Nov 8 2011
  POM366913  Aquilegia formosa F. R. Fosberg 1931-8-10 S- 5628 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  RSA729424  Aquilegia formosa R. G. Swinney 1998-7-14 6429 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR190805  Aquilegia formosa R. G. Swinney, Dave Larson 1999-6-12 7548 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  UCR194308  Aquilegia formosa R. G. Swinney 1998-8-6 6676 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  LA210046  Arabis glabra var. glabra Martha Hilend; 1951-3-5 Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA606988  Arabis pulchra var. pulchra L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge. 1432 Comment
  UCR193165  Arabis repanda R. G. Swinney 1998-7-14 6440 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  RSA0128608  Arabis repanda var. repanda R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42228 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  CLARK-A1528-1142  Arbutus menziesii Adelbert Lee Haines 1937-4-17 Los Angeles Santa Anita Canyon 548 Comment
  SD230215  Arbutus menziesii Louis C. Wheeler 1969-12-6 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon along Mt. Wilson Trail. Northerly slope 837 Comment
  CAS-BOT-BC23863  Arctostaphylos catalinae Reid Moran 1941-2-28 651 Los Angeles Santa Catalina Island, head of Johnson's Canyon. Comment
  CATA679  Arctostaphylos catalinae Mark L. Hoefs 1991-4-23 1170 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA213364  Arctostaphylos catalinae Reid V. Moran 1941-2-28 651 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  RSA626704  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20185 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  RSA626821  Arctostaphylos glandulosa Jon E. Keeley 1992-8-3 11160 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  CAS-BOT-BC24912  Arctostaphylos glandulosa subsp. adamsii John Thomas Howell 1942-10-19 17873 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  RSA517113  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross 1990-5-14 2468 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  RSA702823  Arctostaphylos glandulosa subsp. mollis Scott D. White 2004-7-27 10629 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  IRVC29005  Arctostaphylos glauca A. C. Sanders, Mark Elvin 2002-6-25 25274 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 366 Comment
  POM306253  Arctostaphylos glauca H. J. Ramsey 1938-1-9 1367 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA631473  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15762 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631536  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16013 Los Angeles Whitaker Peak, northwestern San Gabriel Mountains. Comment
  RSA631605  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15941 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631633  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15833 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SDSU1500  Arctostaphylos glauca A. H. Gallup 1949-3-16 333 Los Angeles 'The Wash,' Claremont. 366 Comment
  UCR223369  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 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
  RSA313421  Arctostaphylos parryana T. S. Elias 1984-4-29 8333 Los Angeles Glendora Ridge; near Baldy Camp; along forest service road above ridge road Comment
  RSA634690  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20326 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634763  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22030 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634829  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22038 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634838  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20227 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634915  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22048 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634928  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20230 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635087  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20419 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635191  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20385 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA635264  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20659 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA730396  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  UCR101514  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10024 Los Angeles Liebre Mountian Region, Sumit of Liebre MOuntain, saddle at head of N Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along FS Rd. 7N23, 4.2 mi west of jct with 7N08. 1720 Comment
  POM11880  Aristida ternipes var. hamulosa Joseph Clemens 1922-6-10 s.n. Los Angeles Behind Occidental College Comment
  JEPS19511  Artemisia californica Peter H. Raven 1957-9-21 11330 Los Angeles nw end of campus UCLA campus; Los Angeles Comment
  RSA616143  Artemisia californica L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA754112  Artemisia californica Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1815 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  SBBG98442  Artemisia californica T. Ross 1991-5-23 5501 Los Angeles lower Tota Cyn 88 Comment
  SEINET6775386 Image available Artemisia douglasiana G. B. Grant 1904-1 68 a Los Angeles Pasadena Comment
  UC535341  Artemisia douglasiana Ira W. Clokey, B. Templeton 1929-6-1 4594 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA535553  Artemisia douglasiana Timothy S. Ross, Annette Ross 1991-9-7 5958 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 360 Comment
  LA32899  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-10-18 14680 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  RSA0112521  Artemisia dracunculus Richard G. Swinney 2011-10-13 15777 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  UCR193577  Artemisia dracunculus R. G. Swinney 1999-4-5 7061 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  RSA417222  Artemisia dracunculus Thekla Mohr 1915-1 s.n. Los Angeles San Gabriel River. Comment
  SBBG17749  Artemisia nesiotica P. H. Raven 1962-5-9 17709 Los Angeles Wilson Cove 45 Comment
  SBBG62456  Artemisia spinescens R. Hoffmann 1931-4-20 Los Angeles Lancaster Comment
  UC586882  Artemisia tridentata Joseph Andorfer Ewan 1934-8-11 8412 Los Angeles Chilao San Gabriel Mts. 1645 Comment
  CAS-BOT-BC97275  Artemisia tridentata subsp. parishii F. A. M. 1931-8-1 3196 Los Angeles Pacoima Wash Comment
  CAS-BOT-BC97283  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 miles S.W. of Newhall Comment
  RSA626227  Artemisia tridentata subsp. tridentata L. C. Wheeler 1966-10-1 8953 Los Angeles San Gabriel Mountains: West Fork Coldwater Canyon 0.3 miles west of Colby Ranch 1249 Comment
  RSA0059643  Arthrocnemum subterminale R. F. Thorne 1973-09 44717 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  RSA0091822  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  SFV12571  Arundo donax M. H. Grayum 1977-11-24 874 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 210 Comment
  POM75772  Asclepias eriocarpa Marcus E. Jones 1884-1 s.n. Los Angeles Los Angeles. Comment
  SBBG27172  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  SEINET3196394 Image available Asclepias fascicularis David Charlton 2010-7-21 s.n. Los Angeles Western Mohave Desert: Edwards Air Force Base, Piute Ponds along road to spillway across from inlet channel from District 14 wastewater treatment facility, 200 yards east of Shuttle Road (Rosamond 7.5'Q.) 698 Comment
  UCR224258  Asclepias fascicularis David Charlton 2010-7-21 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, Piute Ponds along road to spillway across from inlet channel from District 14 wastewater treatment facility, 200 yards east of Shuttle Road 698 Comment
  UCR88679  Asclepias fascicularis Scott D. White 1995-10-19 3720 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
  RSA401241  Asclepias fascicularis Wm. Martin 1971-8-25 s.n. Los Angeles Tapia Park. in open sun area. Comment
  CATA1321  Aspidotis californica Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2416 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  RSA187954  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  LA202856  Asplenium vespertinum Lawrence L. Kiefer; 1963-2-17 433 Los Angeles San Gabriel Mountains, Eaton Canyon, below the second falls 548 Comment
  SBBG118805  Astragalus G. D. Wallace with A. Hiller 1983-5-18 2051 Los Angeles dirt rd W of jct with Chesboro Rd on Mt Emma Rd at 47th St E Gypsum 945 Comment
  RSA0002842  Astragalus brauntonii H. E. Hasse 1897-6-25 s.n. Los Angeles Dry ridge, Santa Monica Range. Comment
  UCR127207  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  UC2025800  Astragalus douglasii Thomas R. Huggins 2013-6-29 13 -246 Los Angeles San Gabriel Mountains, Angeles National Forest. Big Pines Hwy, ca. 0.7 miles W of junction with the Angeles Crest Hwy (Hwy 2). Comment
  CAS-BOT-BC178345  Astragalus gambelianus Carl B. Wolf 1932-5-10 3537 Los Angeles Along ridge between summit of the Equestrian Trail & Mt. Shatto - Santa Catalina Island 335 Comment
  CAS-BOT-BC178346  Astragalus gambelianus Geo. B. Grant 1904-5-23 75 a Los Angeles Saugus Comment
  RSA612288  Astragalus gambelianus L. C. Wheeler 1934-4-24 2551 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA592369  Astragalus trichopodus var. lonchus Mark Hoefs 1973-3-13 77 Los Angeles Santa Catalina Island. Upper Avalon Canyon below Memorial Garden. 168 Comment
  UC520027  Astragalus trichopodus var. lonchus Joseph Andorfer Ewan 1932-5-19 7543 Los Angeles near Power House (Playa del Rey, deep sand along base of hills); Playa del Rey Comment
  CAS-BOT-BC194041  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 miles west of Middle Ranch turn-off, Santa Catalina Island Comment
  SD52984  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch 244 Comment
  UC454085  Astragalus trichopodus var. lonchus I. J. Condit 1908-6-27 Los Angeles Catalina Comment
  RSA580968  Astragalus trichopodus var. phoxus Catherine A. Mish 1995-3-4 30 Los Angeles Santa Susana Mtns., Eddleston Park. 400 Comment
  CATA1675  Astragalus trichopodus var. trichopodus Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2966 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  UCR119560  Atriplex argentea L. C. Wheeler 1968-9-16 s.n. Los Angeles Liebre Mtns, Una Lake, near Palmdale Comment
  RSA641239  Atriplex argentea L. C. Wheeler 1967-7-23 10151 Los Angeles San Gabriel Mountains: Barrell Spring. Comment
  SEINET3930675  Atriplex canescens subsp. canescens Timothy S. Ross, Steve Boyd 1994-9-20 8227 a Los Angeles Located 2 miles northwest of Acton. South side of intersection of Escondido Canyon Road and Red Rover Mine Road.; 0 884 Comment
  CDA5355  Atriplex halimus R. E. Riefner Jr. 2007-9-23 07 -401 Los Angeles Palos Verdes Peninsula, vicinity of Via Coronel Road and Via Olivera Road. Comment
  CAS-BOT-BC170117  Atriplex lentiformis Le Roy Abrams 1901-8-1 2189 Los Angeles Santa Monica Comment
  UC557719  Atriplex lentiformis subsp. lentiformis Nell Murbarger April, 1936 153 Los Angeles near ocean in ravine s side San Clemente Island; s side San Clemente Island, near ocean Comment
  LA210078  Atriplex nummularia Philip A. Munz; 1932-8-31 12817 Los Angeles Playa del Rey Comment
  POM18432  Atriplex semibaccata P. A. Munz 1923-4-12 6783 Los Angeles San Clemente Island: Wilson s Cove. Comment
  RSA65374  Atriplex semibaccata F. W. Peirson 1919-2-16 1816 Los Angeles Point Fermin. Comment
  SFV1080  Atriplex semibaccata M. L. Vincent 1962-12-5 313 Los Angeles Santa Monica Mountains 0.5 miles west of Cold Canyon Road on Mulholland Highway. Comment
  RSA478431  Atriplex serenana Anstruther Davidson 1919-1 s.n. Los Angeles Streets, Los Angeles. Comment
  UCR124032  Atriplex serenana var. serenana A. C. Sanders, Mark A. Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  RSA248866  Atriplex watsonii R. F. Thorne 1973-4-11 42880 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  CAS-BOT-BC146036  Avena barbata A. J. McClatchie 1895-4-1 s.n. Los Angeles Pasadena. Comment
  RSA661075  Avena barbata Orlando Mistretta 1992-4-5 183 Los Angeles Guds, San Clemente Island. Comment
  UCR142767  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mtns, Live Oak Canyon 488 Comment
  RSA385396  Avena fatua Heil 1931-7-16 s.n. Los Angeles Los Angeles. Comment
  SEINET3919692  Avena fatua Jack Delaini 1974-5-9 194 a Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Along Johnstone Peak Rd. & slopes below it at head of canyon.; 0 853 Comment
  RSA0087325  Azolla filiculoides R. G. Swinney 2010-6-29 13384 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA642518  Baccharis emoryi D. E. Bramlet 1999-11-16 2827 a Los Angeles Old meander of San Jose Creek. 5m east of Valley Blvd. and 1km north of Grand Ave. 76m west of the existing San Jose Creek flood control channel. 58 Comment
  SD69578  Baccharis glutinosa Robert F. Thorne 1966-9-14 36657 Los Angeles Santa Catalina Island, shallow water of small stream in lower Middle Ranch Canyon near junction of Isthmus road and road to Ben Weston Beach 60 Comment
  RSA654592  Baccharis glutinosa Scott Lowe 1991-4-20 6 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  RSA550720  Baccharis pilularis Timothy S. Ross, Annette Ross 1991-7-29 5695 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  SEINET11837861  Baccharis pilularis subsp. consanguinea C. V. Braun 1974-1 23 Los Angeles turn-out on E side of I-5 just N of Castaic Comment
  RSA606366  Baccharis plummerae Jon E. Keeley 1994-6-17 25381 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains 18 Comment
  SD134539  Baccharis plummerae Craig Reiser 1989-3-29 Los Angeles Escondido Creek, Santa Monica Mts. Comment
  CAS-BOT-BC106751  Baccharis salicifolia Herman Knoche 1919-7-1 981 Los Angeles Catalina Island, Avalon Creek Comment
  POM293912  Baccharis salicifolia Lyman Benson 1946-11-21 12250 Los Angeles Divide between Little Dalton canyon and San Gabriel River 610 Comment
  UCR198328  Baccharis salicifolia Gary Kovnat, LeRoy Gross 2003-1-19 04 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully Comment
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  SD82900  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mountains, Angeles National Forest; upper part of large, wet sloping meadow at Big Pines. 2090 Comment
  UC987823  Berberis nevinii Reid Moran 1941-5-17 865 Los Angeles e San Fernando; San Fernando Valley Comment
  UC198541  Beta vulgaris Katharine Brandegee Los Angeles Catalina Island Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  RSA0042125  Bidens pilosa Nancy Hamlett 2014-6-13 s.n. Los Angeles Bernard Field Station, Claremont. About 50 m north of Foothill Blvd. fence. About 100 m east of entering drive. 369 Comment
  POM4983  Bidens pilosa Philip A. Munz 1918-5-19 2260 Los Angeles Claremont, west of town in Orange Grove Comment
  POM214301  Bloomeria crocea var. crocea L. C. Wheeler 1932-4-30 672 Los Angeles Near UCLA campus, W. Los Angeles. 137 Comment
  CAS-BOT-BC15864  Boechera arcuata John Thomas Howell 1930-5-18 5171 Los Angeles San Gabriel Mountains. Pacoima Canyon. Comment
  RSA482679  Boechera californica N. C. Cooper 1945-5-1 2189 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  CAS-BOT-BC14583  Boechera pulchra H. E. Hasse 1893-5-21 s.n. Los Angeles Acton. Comment
  SBBG47090  Boechera pulchra K. K. Muller 1972-5-2 3076 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  CAS-BOT-BC25973  Boechera xylopoda Louis C. Wheeler 1932-4-9 569 Los Angeles 4 miles west southwest Fairmont, Antelope Valley. 914 Comment
  RSA600439  Boisduvalia glabella Louis C. Wheeler 1933-4-27 1670 Los Angeles San Pedro Hills 305 Comment
  CAS-BOT-BC30968  Bolboschoenus maritimus Ellsworth Bethel 1916-8-1 s.n. Los Angeles Long Beach. Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SBBG19139  Bowlesia incana C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  SEINET3240181  Bowlesia incana Louis C. Wheeler 1932-1 688 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  CAS-BOT-BC95422  Bowlesia incana G. B. Grant 1903-2-1 s.n. Los Angeles Gavanza Comment
  RSA647805  Boykinia rotundifolia LeRoy Gross, Laura Moore 2000-6-5 229 Los Angeles Verdugo Mountains: Short distance south from La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 427 Comment
  UCR280402  Brachypodium distachyon Jeremiah George, Eric Kline 2017-4-17 417- 07 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  SBBG133188  Brassica geniculata J. Savage 2003-4-11 JS- 1 -2003 Los Angeles San Clemente Island [old landing field] 259 Comment
  UCR273226  Brassica geniculata R. G. Swinney 2011-10-18 15823 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  IRVC26195  Brassica nigra A. C. Sanders 2003-6-19 26976 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  UCR198286  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains, northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  UCR247505  Brassica tournefortii Dan S. Cooper 2013-4-22 413- 58 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. 235 Comment
  RSA535548  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5949 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 556 Comment
  RSA670351  Brickellia californica B. C. Templeton 1947-5-21 6283 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA705570  Brickellia californica Gary D. Wallace, M. Wallace 1985-3-2 2175 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UCR108363  Brickellia californica L. C. Wheeler 1961-6-13 7873 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA659836  Brickellia nevinii Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Fern Canyon. 793 Comment
  SD253372  Brickellia nevinii R. G. Swinney 2011-11-3 16000 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wildon Trail, 1-2 miles up from trailhead in town of Sierra Madre. 548 Comment
  UC188690  Brodiaea terrestris subsp. kernensis Samuel B. Parish April, 1887 1931 Los Angeles Elizabeth Lake 1066 Comment
  UCR270155  Bromus R. G. Swinney 2011-7-21 15525 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR193998  Bromus anomalus R. G. Swinney 1998-7-28 6519 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  RSA599127  Bromus arizonicus V. W. Steinmann 1996-3-30 813 Los Angeles Pomona, Elephant Hill, along Mission Boulevard ca. 0.5 kilometers southwest of Humane Way. 250 Comment
  UCR273633  Bromus carinatus Steven A. Junak 2001-5-3 SCa- 1470 Los Angeles Channel Islands, Santa Catalina Island, north of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon 381 Comment
  SBBG131035  Bromus carinatus var. marginatus S. A. Junak 1999-5-7 SCa 895 Los Angeles between Cape and Middle Ranch Cyns, overlooking Cape Cyn Reservoir, conspicuous butte on ridge 475 Comment
  SEINET935025  Bromus carinatus var. marginatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-1 5070 Los Angeles Lower Wilson Cove Canyon; Rancho Santa Ana Botanic Garden; Celemente Island 15 Comment
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Jun 19 2015
  RSA594670  Bromus catharticus L. C. Wheeler 1967-7-30 10281 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 944 Comment
  CAS-BOT-BC156110  Bromus diandrus Carl B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island. Avalon. Near bathhouse. 7 Comment
  CATA1063  Bromus diandrus Mark L. Hoefs 1995-5-16 2003 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA773826  Bromus diandrus R. G. Swinney 2009-6-3 11036 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1922894  Bromus diandrus Valerie Soza, Miriam Sidibeh 2003-3-26 1615 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA714680  Bromus grandis A. C. Sanders, Mark A. Elvin 2003-6-18 26960 Los Angeles Western Transverse Range: private dirt road along crest of range, above Salt Canyon 976 Comment
  CATA1624  Bromus hordeaceus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2897 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 332 Comment
  LA13772  Bromus hordeaceus Robert G. Engman; Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA589141  Bromus hordeaceus Orlando Mistretta 1994-6-6 1318 Los Angeles San Gabriel Mountains, Little Rock Creek: Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3. 1280 Comment
  SEINET4053285  Bromus hordeaceus A. Chase 1939-1 7254 Los Angeles San Clemente Island: Pyramid Cove. Comment
  SEINET235744 Image available Bromus madritensis Scott D. White 1997-5-8 5095 Los Angeles San Gabriel Mts. San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 366 Comment
  CATA926  Bromus madritensis subsp. rubens Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1783 Los Angeles Santa Catalina Island: North of road between Emerald Bay and Parsons Landing 121 Comment
  CAS-BOT-BC161867  Bromus rubens Carl Epling 1931-4-1 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  UCR50993  Bromus rubens A. C. Sanders, E. J. Lawlor 1988-4-3 7761 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA598901  Bromus tectorum Steve Boyd, Timothy S. Ross 1997-3-21 9217 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA0019953  Bromus tectorum P. A. Munz 1921-6-17 4667 Los Angeles San Antonio Mountains: Swartout Valley near Wright's Ranch. 1921 Comment
  RSA0028713  Bromus tectorum Donald Tahara 1975-5-25 70 Los Angeles 0.25 mi. South Charlton Stn. off Angeles Crest Hwy. Comment
  RSA466525  Calandrinia breweri I. W. Clokey 1929-03 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 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
  CAS-BOT-BC132264  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  CATA1047  Calochortus catalinae Mark L. Hoefs 1995-5-10 1975 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA22339  Calochortus catalinae Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET3884912  Calochortus catalinae K. Dobry 1991-5-22 d 628 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  UCD139490  Calochortus catalinae Daryl Koutnik 1978-4-28 446 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  RSA131241  Calochortus clavatus var. gracilis Percy C. Everett, E. K. Balls 1959-6-2 23827 Los Angeles NE of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  UCR90284  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-6-6 3230 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  POM11482  Calochortus invenustus Philip A. Munz 1921-6-17 4651 Los Angeles Swartout Valley 1829 Comment
  RSA17063  Calochortus invenustus Carl B. Wolf 1936-5-27 7854 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  UCR281877  Calochortus kennedyi Mitch Provance 2010-5-20 510- 16 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  RSA599770  Calochortus kennedyi var. kennedyi Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9789 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. 951 Comment
  RSA706433  Calochortus palmeri var. palmeri LeRoy Gross 2005-6-23 2375 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. Near 34.37623N, 117.98289W. Juniper Hills 7.5 Quad. 1580 Comment
  CAS-BOT-BC132485  Calochortus plummerae R. C. Foster 1937-6-3 337 Los Angeles Along Mills Ave., Claremont Comment
  UCR281337  Calochortus plummerae R. G. Swinney 2014-5-21 16618 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  SD230272  Calyptridium monospermum V. W. Steinmann 1996-6-17 916 Los Angeles San Gabriel Mountains: 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
  CAS-BOT-BC224320  Calystegia macrostegia subsp. amplissima Reid Moran 1941-2-19 593 Los Angeles Middle Ranch, San Clemente Island Comment
  RSA526620  Calystegia macrostegia subsp. amplissima Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4210 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SDSU5652  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1967-3-19 317 Los Angeles San Clemente Island. Comment
  HSC101305  Calystegia macrostegia subsp. arida R. G. Swinney 2009-3-28 10200 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  LA33478  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1959-4-4 13952 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 15 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
  RSA650294  Calystegia macrostegia subsp. cyclostegia K. M. Kosak 1961-5-17 s.n. Los Angeles San Dimas Ave., S. Puddingstone Dam, San Dimas. Comment
  SD21261  Calystegia macrostegia subsp. cyclostegia Norman E. Bilderback 1938-4-24 Los Angeles Catalina Harbor. Comment
  CAS-BOT-BC215800  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1905-4-19 212 Los Angeles Garvanza Comment
  RSA394903  Calystegia macrostegia subsp. intermedia H. L. Bauer 1932-03 15379 Los Angeles Mouth of Topango [Topanga] Canyon. Comment
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May 29 2014
  SDSU20288  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-7 28 Los Angeles Horse beach Creek in chalk canyon growing immediate to Malacothamnus clementinus, 1/2 mile to 3/4 mile up canyon from beach, San Clemente Island. 30 Comment
  UCR238467  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2630 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, southeast of Elizabeth Lake Road 959 Comment
  UCR84559  Calystegia peirsonii T. S. Ross, Steve Boyd 1994-5-24 7850 Los Angeles San Gabriel Mtns., NE summit of Grass Mtn: N slopes draining toward Elizabeth lake; S slopes toward Green Valley. 1390 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
  RSA712217  Calystegia peirsonii Andrea Warniment 2005-4-8 ADW- 004 Los Angeles Transverse Ranges; Castaic Lake region: Victoria Debris Basin, on lower slope in sage scrub habitat. 415 Comment
  RSA394818  Calystegia sepium subsp. limnophila Anstruther Davidson 1912-07 2910 Los Angeles [Unspecified] Comment
  RSA71111  Calystegia soldanella F. W. Peirson 894 Los Angeles Ballona Comment
  RSA199517  Camissonia bistorta I. W. Clokey, Bonnie C. Templeton 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  RSA449006  Camissonia bistorta R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  RSA709467  Camissonia bistorta A. C. Sanders, Helen Kennedy 2005-4-13 29490 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
  UCR124597  Camissonia bistorta B. C. Templeton, I. W. Clokey 1930-4-8 1051 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA249920  Camissonia bistorta Joseph A. Ewan 1933-6-29 10812 Los Angeles Playa Del Rey, Ballona Marshes Comment
  RSA465669  Camissonia bistorta Ralph Hoffmann 1930-6-7 s.n. Los Angeles Elizabeth Lake Canyon. Comment
  RSA615522  Camissonia californica Louis C. Wheeler 1967-5-18 9615 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA654037  Camissonia californica Valerie L. Soza, Laura Moore 2000-5-10 850 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 564 Comment
  RSA247965  Camissonia campestris subsp. campestris Robert F. Thorne, Gary D. Wallace 1973-4-24 43438 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UC440392  Camissonia campestris subsp. campestris Carl Epling, Lincoln Ellison, and Harvey Anderson 1930-4-17 Los Angeles Lancaster Mohave Desert Comment
  UCD103361  Camissonia campestris subsp. campestris Tom Gordon 1974-4-27 207 Los Angeles Antelope Valley. 165 St. E T8 Ave. Comment
  POM9032  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-9 4366 Los Angeles Kings Canyon, Liebre Mts. Comment
  NY679584  Camissonia cheiranthifolia subsp. suffruticosa H. E. Hasse 1888-4-17 4117 Los Angeles Sands at Long Beach. Comment
  RSA474239  Camissonia cheiranthifolia subsp. suffruticosa L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA585331  Camissonia claviformis subsp. claviformis Tim S. Ross 1991-4-27 4691 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  RSA448985  Camissonia hirtella Anstruther Davidson s.n. Los Angeles Mt Wilson. Comment
  RSA229076  Camissonia hirtella Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38839 Los Angeles San Gabriel Mts., Angeles National Forest: Chilao area sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA448972  Camissonia hirtella Anstruther Davidson 1930-1 s.n. Los Angeles [Malibu?] Hollywood Comment
  RSA549188  Camissonia intermedia Tim S. Ross, Peter Fritsch 1990-6-20 3652 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UCR220280  Camissonia strigulosa R. G. Swinney 2009-4-24 10486 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA9877  Camissonia strigulosa Fay A. MacFadden 1930-5-11 1720 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UC1122294  Camissoniopsis bistorta Jerome S. Horton 1939-5-24 543 Los Angeles Tanbark Flats Pomona Quadrangle Comment
  CAS-BOT-BC160445  Camissoniopsis cheiranthifolia subsp. suffruticosa Geo. B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey Comment
  SFV20994  Camissoniopsis ignota L. Gross 2003-5-4 825 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Short distance up Brand Canyon, just past a concrete channel. Along a trail built to climb to the main crest on steep, west side of canyon. 427 Comment
  UC874051  Camissoniopsis micrantha F. R. Fosberg 1931-3-20 S 4315 Los Angeles mouth of Hamilton Canyon Santa Catalina Island 2 Comment
  LA200317  Capsella bursa-pastoris M. Zartlin; 1951-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA650982  Capsella bursa-pastoris G. F. Orr 1956-3-3 s.n. Los Angeles Culver City. Comment
  RSA658414  Capsella bursa-pastoris Patricia Kouo 1994-4-27 944135 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  SEINET8340755  Cardamine hirsuta Louis C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills; Normandy Drive, ca. 100 yards N of Los Angeles County-Pesadena city line. Comment
  RSA484637  Cardamine oligosperma Samuel R. Tyson 1942-4-24 1650 Los Angeles San Dimas Canyon. 502 Comment
  IRVC26344  Cardaria draba A. C. Sanders, Andy Thompson 2003-4-15 26019 Los Angeles Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park NE end of Santa Susana Mtns. 316 Comment
  RSA747102  Carduus pycnocephalus A. C. Sanders, T. B. Salvato 2009-5-19 36815 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  UCR210027  Carex R. G. Swinney 2008-7-12 9180 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
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Sep 12 2018
  SEINET7549349 Image available Carex alma Scott D. White, Dave Bramlet 1998-8-11 7044 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2. USGS 7 1/2' Crystal Lake Quad. 1707 Comment
  UCR191280  Carex alma R. G. Swinney 1999-6-30 7481 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  UCR203604  Carex alma R. G. Swinney 2005-7-21 8337 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CAS-BOT-BC17663  Carex alma Robert F. Thorne; M. Z. Thorne 1967-7-19 37137 Los Angeles Angeles National Forest. San Gabriel Mountains. Crystal Lake Recreation Area. 1554 Comment
  UCR149901  Carex douglasii R. G. Swinney 1999-6-18 7331 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  CAS-BOT-BC20596  Carex douglasii R. F. Thorne; C. W. Tilforth; et al 1972-6-29 42081 Los Angeles Angeles National Forest. San Gabriel Moutains. Summit of Table Mountain above Big Pines. 2286 Comment
  SEINET10647595  Carex hookeriana Hermann E. Hasse Hasse s.n. Los Angeles Brackish Flats. Comment
  RSA91592  Carex mesochorea F. W. Peirson 1929-5-10 8365 Los Angeles Altadena. Comment
  RSA729923  Carex multicaulis R. G. Swinney 1999-7-5 7528 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  RSA640227  Carex pellita L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  CAS-BOT-BC118419  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Ballona Marshes near Mesmer Comment
  CAS-BOT-BC117930  Carex schottii Louis C. Wheeler 1933-5-12 1722 Los Angeles Puddingstone Canyon, San Jose Hills. 243 Comment
  SFV16507  Carpobrotus chilensis A. Alcantara, E. Brown 1993-4-6 Los Angeles Palos Verdes Peninsula Palos Verdes Peninsula, Hawthorne Blvd. to end towards ocean, make right on Palos Verdes Dr. West, left on Via Margarita to end. Hike through gate to top of cliffs. 35 Comment
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Jul 8 2014
  CATA752  Castilleja affinis subsp. affinis Mark L. Hoefs 1991-5-22 1281 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  UC138788  Castilleja affinis subsp. affinis C. F. Baker 1904-3-18 4057 Los Angeles Claremont Comment
  RSA660172  Castilleja affinis subsp. affinis Orlando Mistretta 1992-5-25 423 Los Angeles Fenner Canyon Conservation Camp. 1641 Comment
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Oct 4 2010
  RSA0095312  Castilleja applegatei subsp. martinii Richard G. Swinney 2011-6-6 15016 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA729833  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-8 6346 Los Angeles San Gabriel Mtns.: Wright Mountain, south of Wrightwood. 2585 Comment
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May 24 2017
  SDSU10852  Castilleja exserta Gerald Collier 1951-4-7 Los Angeles At Point Dume, about 2 miles W of US Hwy 101. Comment
  LA51880  Castilleja exserta subsp. exserta Henry J. Thompson; 1959-3-31 1908 Los Angeles SANTA MONICA MOUNTAINS, Cornell Rd, 1 mi N of Mulholland Hwy and 1.8 mi S of Malibu Junction. 274 Comment
  UC76121  Castilleja exserta subsp. exserta Geo. B. Grant 1902-4-1 885 Los Angeles Pasadena Comment
  RSA400574  Castilleja foliolosa Evelyn Dorio 1934-3-18 s.n. Los Angeles Mt. Wilson Trail. Comment
  RSA229203  Castilleja gleasoni Robert F. Thorne, C. W. Tilforth 1971-6-30 40769 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  UCR20063  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  UCR38797  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Upper Chilao Flats Comment
  JEPS13639  Castilleja plagiotoma Peter Kamb 1948-5-6 943 Los Angeles above Little Rock (desert foothills of the San Gabriel Mts); San Gabriel Mts. 975 Comment
  LA209229  Castilleja plagiotoma Carl Epling; 1943-4-11 sn Los Angeles Little Rock Dam Road turnoff, near Palmdale Comment
  RSA730547  Castilleja plagiotoma Robert F. Thorne 1973-5-11 43461 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  UC1871023  Caulanthus amplexicaulis T. S. Ross, Walter Appleby 1993-5-13 7109 Los Angeles San Gabriel Mountains; Western San Gabriel Mtns: May Canyon Saddle, San Fernando, Alt 3660ft 1115 Comment
  RSA0086404  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1995-4-11 1609 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. 1006 Comment
  SBBG70254  Caulanthus cooperi R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CAS-BOT-BC41136  Caulanthus heterophyllus John Thomas Howell 1928-3-20 3464 Los Angeles Floor of Vermont Canyon, Griffith Park. Comment
  CAS-BOT-BC47910  Ceanothus arboreus L. R. Abrams; I. L. Wiggins 1931-7-4 325 Los Angeles Santa Catalina Island - White's Landing Comment
  SBBG38797  Ceanothus arboreus R. Moran 1941-2-23 607 Los Angeles ridge between Johnson's Valley and Howland's Valley 121 Comment
  SEINET4044020  Ceanothus arboreus R. Moran 1941-1 607 Los Angeles Ridge between Johnson's Valley and Howland's Valley, Santa Catalina Island. 121 Comment
  RSA286440  Ceanothus cordulatus Mary H. O'Brien 1976-5-30 s.n. Los Angeles San Gabriel Mountains; Table Mountain. .7 miles uptable Mountqains Road from big Pines Ranger Station, Hwy 2, then 0.8 mi east on Forest Road 4N21 2043 Comment
  RSA706405  Ceanothus cordulatus Tim Thibault, K. E. Olshewsky 2004-5-23 301 Los Angeles Mt. Waterman, along Hwy. 2 at fire road 2055 Comment
  RSA717418  Ceanothus crassifolius Gary Kovnat, LeRoy Gross 2003-1-19 6 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  RSA127430  Ceanothus cuneatus H. J. Thompson 1959-2-23 1850 Los Angeles water shed of Sierra Canyon, 1 mile above Seminole Hot Springs. 457 Comment
  UCR155626  Ceanothus cuneatus A. C. Sanders 2005-5-11 30138 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA621256  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of North Fork of Pacoima Canyon. 1311 Comment
  UC1070654  Ceanothus greggii var. vestitus H. A. Jensen 1933-5-18 3000 Los Angeles Arrastre Canyon 1219 Comment
  CAS-BOT-BC50159  Ceanothus integerrimus A. D. E. Elmer 1902-6-1 3595 Los Angeles Acton, Mt. Gleason Comment
  RSA529183  Ceanothus integerrimus Tim S. Ross, S. D. Boyd 1991-7-24 5674 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA774617  Ceanothus leucodermis R. G. Swinney 2009-7-29 11425 Los Angeles Pacifico Mountain summit. 2134 Comment
  SD84808  Ceanothus megacarpus Reid Moran 1941-3-5 679 Los Angeles Side and bottom of Arroyo, Salta Verde, Santa Catalina Island 349 Comment
  RSA177818  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34478 Los Angeles On E slope of Black Jack Mt. near Summit Road; Santa Catalina Island. Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
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Feb 9 2017
  RSA526550  Ceanothus megacarpus var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4236 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SEINET4089748  Ceanothus megacarpus var. insularis R. Moran 1941-1 697 Los Angeles Salta Verde, Santa Catalina Island. 106 Comment
  CAS-BOT-BC51434  Ceanothus megacarpus var. megacarpus Peter H. Raven 1959-2-15 13788 Los Angeles Beverly Glen Canyon 2.6 miles North of Sunset Boulevard 213 Comment
  UC1070876  Ceanothus megacarpus var. megacarpus R. St. John 1930-1-20 75 Los Angeles 2 1/2 miles E of Triunfo Pass 640 Comment
  UC18367  Ceanothus megacarpus var. megacarpus Dr. Davidson 1892-1 Los Angeles Comment
  JEPS42284  Ceanothus oliganthus var. oliganthus Frank W. Peirson 1927-3-19 7116 Los Angeles Seminole Hot Springs Region Santa Monica Mountains 457 Comment
  UC1071162  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-26 307 Los Angeles 1/4 mi s San Fernando Pass; Santa Susana quad. 441 Comment
  UCSB3979  Ceanothus spinosus Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  SD69454  Centaurea cineraria Robert F. Thorne, P. Everett 1965-6-23 35016 Los Angeles Santa Catalina Island: rocky ridge on Hamilton Canyon side N of Descanso Canyon. 60 Comment
  UC1776795  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles corner of Antwerp and Imperial Aves., Los Angeles Comment
  UCD148360  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles corner of Antwerp and Imperial Aves., Los Angeles. Comment
  CAS-BOT-BC272068  Centaurea melitensis Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass, Los Angeles - Ventura line Comment
  UCR241292  Centaurea melitensis Ron Melin 2012-5-19 P 4 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC272070  Centaurea melitensis Alice Eastwood 1917-7-20 6479 Los Angeles Santa Catalina Island Comment
  RSA611585  Centaurium exaltatum Louis C. Wheeler 1946-9-8 6356 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 518 Comment
  UCR146987  Centaurium venustum Kathleen Stockwell 2000-6-1 s.n. Los Angeles San Gabriel Valley, Claremont, Bernard Biol. Field Station, north side of Foothill Blvd. 427 Comment
  UCR169474  Centaurium venustum Kathleen Stockwell 2005-5-27 124 Los Angeles San Gabriel Valley, Claremont, vacant lot at SW corner of Montevista and Claremont Blvd 427 Comment
  SD143692  Centranthus ruber Scott D. White 1997-5-21 5206 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom along road to gauging stn. Below Morris Dam. 244 Comment
  RSA305980  Centranthus ruber Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  SD244080  Centromadia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojae Desert: Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A. 704 Comment
  CAS-BOT-BC179809  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge N of Elizabeth Lake, 2.1 miles E of Lake Hughes at the Lake Hughes Ropad and 0.8 mile W of Willow Springs Canyon (or Munz Ranch Road, on low hills N of Elizabeth Lake Road County Road N2), at milepost 16.5 1021 Comment
  RSA681916  Cerastium fontanum subsp. vulgare Scott D. White 2001-3-24 8167 Los Angeles Claremont: Roadside. Irrigated or landscaped areas on residential street west of Indian Hill Blvd. 335 Comment
  RSA152111  Cerastium glomeratum Wesley O. Griesel 1962-3-31 s.n. Los Angeles Tapia Park, Santa Monica Mountains. 152 Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  CAS-BOT-BC400186  Ceratophyllum demersum Louis Wheeler 1933-10-22 2196 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  SDSU8978  Cercocarpus betuloides J. Godsil 1953-3-9 566 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  UCR114206  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  CAS-BOT-BC142144  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  CAS-BOT-BC137238  Cercocarpus betuloides var. blancheae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Isl. Comment
  UC1211137  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-12 5096 Los Angeles Cherry Canyon, Santa Catalina Island. 304 Comment
  RSA250448  Cercocarpus ledifolius Robert F. Thorne, John Dourley 1967-10-3 37293 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA449448  Cercocarpus ledifolius Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  CAS-BOT-BC279519  Chaenactis artemisiifolia M. E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe, Pasadena Comment
  UCR127154  Chaenactis artemisiifolia A. C. Sanders, Mark A. Elvin 2003-6-18 26959 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
  RSA659953  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1992-5-18 345 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR256251  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR263060  Chaenactis glabriuscula var. lanosa Mitch Provance 2008-4-14 408- 07 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  SBBG65609  Chaenactis stevioides R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  CAS-BOT-BC518702  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandond Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Natl. Forest bountary, 2.05 air mi due E of Angeles Forest Hwy, 0.8 mi due W of Mt. Emma Rd. 1350 Comment
  RSA70550  Chamaesyce albomarginata F. W. Peirson 1919-6-13 459 Los Angeles Rock Creek. 1296 Comment
  CDA4795  Chamaesyce maculata Phillipson 1915-7-17 Los Angeles Monrovia. Comment
  RSA647792  Chamaesyce melanadenia LeRoy Gross, Laura Moore 2000-6-5 209 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
  RSA432393  Chamaesyce melanadenia Jack Rempel 1934-4-19 s.n. Los Angeles Griffith Park. Comment
  RSA571802  Chamaesyce nutans Joe Cowk 1958-6-5 s.n. Los Angeles S.P.R.R. Right of way near Pomona Comment
  POM2846  Chamaesyce serpillifolia M. Hitchcock 1918-07 1 Los Angeles Van Nuys Comment
  UC110667  Chamaesyce serpyllifolia Ernest Braunton 1901-8-5 122 Los Angeles Cienega Comment
  POM122863  Cheilanthes newberryi Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona. Comment
  RSA527586  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4413 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CLARK-A1528-2553  Chenopodium album John C. Roos 1947-8-17 Los Angeles San Fernando Valley Comment
  RSA212151  Chenopodium ambrosioides L. S. Rose 1969-12-30 69119 Los Angeles Santa Monica Mountains; Franklin Canyon. 213 Comment
  RSA594194  Chenopodium berlandieri Steve Boyd, Lauren Raz 1996-10-14 9052 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
  RSA594657  Chenopodium berlandieri L. C. Wheeler 1967-7-30 10255 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  RSA595587  Chenopodium berlandieri Lauren Raz, Steve Boyd 1996-10-23 55 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  UCR125139  Chenopodium berlandieri A. C. Sanders, Mark Elvin 2002-6-25 25267 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR204054  Chenopodium berlandieri R. G. Swinney 2005-7-8 8276 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  CATA1130  Chenopodium californicum Mark L. Hoefs 1995-5-23 2098 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  LA99450  Chenopodium californicum Hisao P. Arai; 1957-3-16 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG37880  Chenopodium californicum R. Moran 1941-2-17 578 Los Angeles E side of ravine, Middle Ranch 500 Comment
  UCR168285  Chenopodium californicum Reid Moran 1941-2-17 578 Los Angeles Channel Islamds, Middle Ranch, south side of San Clemente Island 500 Comment
  SD107892  Chenopodium macrospermum Robert F. Thorne, D. Propst 1974-9-12 45096 Los Angeles Santa Catalina Island: Desiccated margin of Thomson Reservoir in coastal sage scrub. 214 Comment
  RSA624444  Chenopodium multifidum L. C. Wheeler 1932-9-4 1314 Los Angeles La Verne. 304 Comment
  IRVC28164  Chenopodium murale A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26273 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  SD112651  Chenopodium murale Darley F. Howe April 1915 54 Los Angeles Claremont Comment
  UC1584724  Chlorogalum parviflorum Tim Ross and Annette Ross 1991-6-3 5528 Los Angeles northwesterly slope Elephant Hill (West Pomona); , Elephant Hill 286 Comment
  UCR124384  Chlorogalum pomeridianum I. W. Clokey, B. C. Templeton 1929-1 4587 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA652793  Chlorogalum pomeridianum Jim Reutzel 1994-5-29 67 Los Angeles Only specimen along the firebreak access road at the top of the hill above the reservoir, before the turnaround. Hills behind the Cal Poly Pomona University Health Center. Comment
  CAS-BOT-BC237977  Chloropyron maritimum subsp. maritimum Le Roy Abrams 1901-6-6 1714 Los Angeles Ballona Harbor Comment
  UCR280891  Chorizanthe brevicornu R. G. Swinney 2014-4-23 16161 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SEINET11261911  Chorizanthe parryi 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 (2161/4) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5' Q.); 0 366 Comment
  RSA0038402  Chorizanthe parryi Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout road, San Gabriel Mts. Comment
  SBBG122081  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2002-5-4 1737 Los Angeles 1.5 km S of Castaic Junction, 0.5 km W of Six Flags Magic Mtn 345 Comment
  CAS-BOT-BC252775  Chorizanthe parryi var. parryi Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC252776  Chorizanthe parryi var. parryi Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  UC72683  Chorizanthe procumbens Geo. B. Grant May 1901 170 Los Angeles Echo Mt. Comment
  CAS-BOT-BC244671  Chorizanthe staticoides Alice Eastwood 1919-6-20 9045 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC244815  Chorizanthe staticoides Alice Eastwood 1913-5-11 3144 Los Angeles San Fernandio Wash Comment
  POM2203  Chorizanthe staticoides C. F. Baker 4706 Los Angeles Hills near Claremont Comment
  RSA678396  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross 2002-4-3 1385 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 610 Comment
  RSA709616  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  RSA303937  Chorizanthe staticoides James R. Shevock 1971-5-11 1053 Los Angeles Old Sierra Highway near Soledad Junction 518 Comment
  RSA579497  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-5-11 s.n. Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  RSA190996  Chorizanthe xanti Robert F. Thorne 1963-7-11 32779 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  SBBG62366  Chorizanthe xanti var. xanti R. Hoffmann 1925-5-14 Los Angeles Antelope Valley Comment
  UCR45033  Chrysanthemum coronarium A. C. Sanders 1986-7-30 6809 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  POM11493  Chrysothamnus nauseosus subsp. bernardinus P. A. Munz 1921-6-18 4589 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  IRVC26284  Cirsium occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2914 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  RSA0116810  Cirsium occidentale R. G. Swinney 2011-6-7 15098 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA0087033  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-13 12212 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  SBBG32025  Cirsium occidentale var. coulteri R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -312 Los Angeles bottom of Descanso Cyn 91 Comment
  POM352182  Cirsium occidentale var. occidentale T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon Rd. San Gabriel Mts. 915 Comment
  SBBG18725  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles near cattle corral, Middle Ranch Crk between mouth of Cape Cyn and its head 228 Comment
  RSA0082603  Cistus incanus R. G. Swinney 2010-6-21 13306 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  UCR46087  Cistus ladanifer Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  LA45537  Clarkia bottae Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC1293694  Clarkia bottae P. C. Everett and E. K. Balls 1959-6-2 23850 Los Angeles 2 mi w Seminole Hot Springs; Santa Monica Mts. 868 Comment
  RSA165708  Clarkia cylindrica subsp. cylindrica Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn. Angeles National Forest. 1646 Comment
  SD58301  Clarkia deflexa Peter Kamb 1948-6-26 1132 Los Angeles South side of Pacoima Canyon near Ant Canyon, San Gabriel Mountains. 730 Comment
  CAS-BOT-BC172104  Clarkia dudleyana P. C. Everett; E. K. Balls 1959-6-2 23852 Los Angeles Near intersection of Mulholland Drive and road to Backus, Santa Monica Mts. 609 Comment
  RSA648665  Clarkia dudleyana Hasmig Babayan 1981-4-26 6 Los Angeles West fork trail of San Gabriel River off CA Hwy 39, Distance of 1 mile. Comment
  UC146459  Clarkia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles near Santa Anita Canyon; Wildon's Trail; Wilson's trail, near Santa Anita Canyon, Los Angeles Co. 762 Comment
  CAS-BOT-BC172009  Clarkia epilobioides L. R. Abrams 1899-3-31 303 Los Angeles Sepulveda Canyon, S. Monica Mts. Comment
  SFV4907  Clarkia epilobioides M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Along Cold Creek Road north of Monte Nido. 305 Comment
  UC1234790  Clarkia epilobioides Peter H. Raven 1962-5-22 17823 Los Angeles above Emerald Bay; Santa Catalina Island 121 Comment
  LA211083  Clarkia purpurea Arthur C. Gibson; 2011-6-12 5357 Los Angeles SANTA MONICA MOUNTAINS, Along service road, UC NRS Stunt Ranch, Stunt Rd. Comment
  RSA448322  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  UC494804  Clarkia rhomboidea T. Craig 1927-6-8 407 Los Angeles Bear Canyon Trail to summit Mt. San Antonio Comment
  UCR194270  Clarkia similis R. G. Swinney 1998-8-6 6683 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  RSA73363  Clarkia unguiculata F. W. Peirson 1920-5-16 2086 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  SD215589  Clarkia xantiana subsp. xantiana Steve Boyd, Lauren Raz 1997-5-28 9831 Los Angeles Southwestern flank of Liebre Mountain on the northwest-facing slope of Cold Canyon just past the pointwhere Forest Service Road 7N22 crosses the stream. 1219 Comment
  UCR191731  Claytonia parviflora A. C. Sanders 2008-4-23 35085 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  CHSC100789  Claytonia parviflora subsp. parviflora Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 A Los Angeles Transverse Ranges; San Gabriel Mountains region. Off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  CHSC83679  Claytonia parviflora subsp. parviflora John Dittes 1990-6-7 77 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  RSA592844  Claytonia parviflora subsp. parviflora Steve Boyd, Orlando Mistretta 1996-5-1 8749 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA466693  Claytonia parviflora subsp. parviflora Kenneth R. Montgomery, Thomas W. Strid 1973-4-14 73- 18 -C Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  RSA466708  Claytonia parviflora subsp. utahensis Bonnie C. Templeton 1947-5-21 6276 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCR223591  Claytonia parviflora subsp. viridis R. G. Swinney 2009-6-8 11081 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
  OBI69254  Claytonia perfoliata subsp. mexicana John Knapp, Denise Knapp 2003-4-13 20 Los Angeles Catalina Island 64 Comment
  SEINET181653 Image available Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton March 1929 4526 Los Angeles Santa Monica Mts.; Mandeville Canyon. 365 Comment
  RSA0070331  Clematis lasiantha R. G. Swinney 2010-6-8 13179 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. 494 Comment
  RSA517109  Clematis lasiantha Tim S. Ross, S. D. Boyd 1990-5-14 2464 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1067 Comment
  CAS-BOT-BC92640  Clematis ligusticifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13914 Los Angeles Santa Monica Mountains. Saddle Peak. North slope of peak. 838 Comment
  CLARK-A1528-2384  Cleomella obtusifolia John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  CDA25304  Cleomella obtusifolia var. pubescens W. E. Henson 1931-5-27 Los Angeles Antelope Valley. 0 Comment
  SBBG44398  Collinsia bartsiifolia var. davidsonii R. Hoffmann 1931-5-15 Los Angeles Lancaster Comment
  RSA586533  Collinsia heterophylla Tim S. Ross 1992-5-24 6403 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  RSA606178  Collinsia heterophylla Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  POM19187  Collinsia heterophylla Philip A. Munz 1923-4-9 6686 Los Angeles Lemon Tank, San Clemente Island Comment
  CAS-BOT-BC240946  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mi. above Dam, San Gabriel Mts. 426 Comment
  POM7692  Collinsia parryi Philip A. Munz, R. D. Harwood 1920-4-21 3684 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SBBG66424  Collinsia parryi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA678137  Colutea arborescens Valerie L. Soza, Monica Acosta, Tasha La Doux, Michael Wall 2001-6-28 1307 Los Angeles Upper Forest Service Road 2N66, between Fern Canyon and Pine Canyon. Comment
  RSA467087  Comarostaphylis diversifolia subsp. planifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UC1929607  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Channel Island; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  UCR271789  Conium maculatum R. G. Swinney 2011-6-23 15305 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  SD48939  Constancea nevinii Reid Moran 1958-9-15 6820 Los Angeles San Clemente Island, canyon 1.8 miles southeast of Eel Point. 99 Comment
  UCR152462  Conyza canadensis A. C. Sanders, Lee Jones 2005-4-8 29342 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA91007  Conyza canadensis F. W. Peirson 1919-09 273 Los Angeles Weed at 1085 New York Drive, Altadena Comment
  SJSU13529  Cordylanthus nevinii C. W. Sharsmith 1945-9-7 5464 Los Angeles N slope Mt Waterman, San Gabriel Mts 1676 Comment
  RSA18527  Cordylanthus rigidus subsp. setiger Carl B. Wolf 1927-7-24 671 Los Angeles 1/2 mi east of Montrose 457 Comment
  CAS-BOT-BC287758  Coreopsis bigelovii Carl B. Wolf 1928-3-29 1577 Los Angeles 1 mile W of junction of Pine Canyon Rd and road to Sandbergs 1097 Comment
  RSA585470  Coreopsis bigelovii Timothy S. Ross, Steve Boyd 1990-5-29 2666 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  CAS-BOT-BC287864  Coreopsis californica Geo. B. Grant 1901-3-1 1486 Los Angeles Unspecified Comment
  RSA549597  Coreopsis californica Timothy S. Ross 1992-4-4 071 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  UCSC001212  Coreopsis douglasii Peter Kamb 1947-3-16 476 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  UC1348966  Coreopsis gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles n of Isthmus Cove; Santa Catalina Island, Bird Rock 7 Comment
  UC456076  Coreopsis gigantea I. J. Condit 1911-3-27 Los Angeles bank overlooking bay Catalina Island Comment
  CAS-BOT-BC105698  Corethrogyne filaginifolia L. A. Greata 1900-9-20 s.n. Los Angeles Pasadena Comment
  POM304731  Corethrogyne filaginifolia var. filaginifolia Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 65 Los Angeles Lady Bug Canyon, Angeles Crest Highway Comment
  RSA397681  Cornus californica Anstruther Davidson 1890-07 s.n. Los Angeles Cienega Comment
  RSA533502  Coronilla valentina T. S. Ross 1991-3-9 4204 Los Angeles Whittier Hills (Puente Hills, pro parte) : Skyline drive at the head of Turnbull Canyon. 348 Comment
  UCR170452  Cotoneaster pannosus Alex R. Van Dam 2004-5-16 010 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  CATA106  Cotula coronopifolia Peter Henrikson 1987-4-23 79 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  UC1929979  Crassula connata V. Soza, LeRoy Gross 2002-4-3 1376 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  UCR252550  Crassula connata R. G. Swinney 2010-3-11 11870 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash 348 Comment
  RSA656309  Crassula tillaea Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 660 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  UCR271901  Crassula tillaea R. G. Swinney 2011-3-15 14075 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  SBBG41342  Cressa truxillensis M. R. Benedict 1970-6-27 Los Angeles Little Harbor Comment
  RSA4830  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #1, Plant #1. Comment
  UCR141446  Crossosoma californicum June Latting, Bibb Latting 1975-3-23 s.n. Los Angeles Channel Islands, Santa Catalina Island, Black Jack Mountain 610 Comment
  RSA611967  Croton californicus Valerie L. Soza, Laura Moore 1997-8-16 43 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. [Coordinates given are] at center of BFS. 412 Comment
  UCR95495  Croton setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mtns., just west of divide of Kinneloa ('Sycamore') Canyon. 427 Comment
  SEINET3926241  Crypsis vaginiflora Louis C. Wheeler 1966-9-6 8869 Los Angeles San Gabriel Mountains. Little Rock Reservoir.; 0 Comment
  RSA0108831  Cryptantha barbigera R. G. Swinney 2010-5-21 12893 A 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA757669  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2439 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
  UC1537680  Cryptantha circumscissa Gordon H. True Jr. 1935-4-19 270 Los Angeles Lovejoy Butte 853 Comment
  UCR270213  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 A 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
  UC55366  Cryptantha clevelandii J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  RSA716910  Cryptantha echinella LeRoy Gross, Bruce Campbell 2006-6-29 2549 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  LA94299  Cryptantha intermedia Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM3928  Cryptantha intermedia C. F. Baker 1904-5-5 4773 Los Angeles Claremont Comment
  UCR273128  Cryptantha intermedia R. G. Swinney 2011-5-6 14604 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  POM369517  Cryptantha intermedia E. S. Spalding 1924-5-8 s.n. Los Angeles Manhattan Beach, hill beach from shore. Comment
  SD85023  Cryptantha maritima E. R. Blakley 1962-6-9 5186 Los Angeles San Clemente Island: China Point, near lighthouse 10 Comment
  RSA586476  Cryptantha micrantha var. lepida Orlando Mistretta 1995-6-20 1787 Los Angeles Bare Mountain Canyon. Head of drainge E of Pacifico mtn at end of Forest Rd 3N7E. 2073 Comment
  LA36517  Cryptantha muricata Peter H. Raven; David S. Verity 1960-5-7 15320 Los Angeles Santa Monica Mountains, Arroyo Sequit, ca 2 mi. from ocean 91 Comment
  LA94316  Cryptantha muricata Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET4073586  Cryptantha muricata R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. Comment
  UC1618399  Cryptantha muricata Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7485 Los Angeles Pine Canyon Rd. along San Andreas fault on n. side of San Gabriel Mts. (Co. Rd. N2); San Gabriel Mts. Comment
  UCR11520  Cryptantha muricata Harlan Lewis 1940-2-4 1066 Los Angeles Western Transverse Range; Santa Monica Mtns., near Saddle Peak 610 Comment
  RSA0078903  Cryptantha muricata var. denticulata Jane Tirrell, Shirley Imsand 2012-7-6 LS 0091 Los Angeles San Gabriel Mountains region: South side Pacific Crest Trail approx. 0.5 mi east of Windy Gap. 2454 Comment
  RSA0079319  Cryptantha muricata var. jonesii Wayne E. Sawyer 1981-6-11 15 Los Angeles Ca Hwy 2 between Dawson Saddle and Junction of Hwy 39, 2.75 from Dawson Saddle. 2241 Comment
  RSA0079570  Cryptantha muricata var. muricata F. R. Fosberg 1931-11-7 832 Los Angeles Western Sierra Madre Mts. Ridge Route near Tumble Inn. 1100 Comment
  RSA0079617  Cryptantha muricata var. muricata Orlando Mistretta 1992-9-4 796 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UCR150540  Cryptantha nevadensis var. rigida R. G. Swinney 1999-6-21 7384 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  UCR192173  Cryptantha oxygona A. C. Sanders 2008-4-17 34930 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  RSA0078838  Cryptantha pterocarya var. pterocarya Justin M. Wood 2010-5-10 1592 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0079042  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4706 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR209461  Cryptantha simulans R. G. Swinney 2008-10-10 9564 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA680071  Cryptantha traskiae Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 319 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SD39888  Cucurbita foetidissima Edith A. Purer 1931-3-19 Los Angeles El Segundo Comment
  UC28905  Cucurbita foetidissima Setchell Dec. 1896 Los Angeles Los Angeles Comment
  UCR277096  Cucurbita foetidissima R. G. Swinney 2010-10-5 13997 Los Angeles San Gabriel Mountains, Placerita Canyon on north side of Placerita Hwy., just outside boundary of Placerita Cyn. Natural Area, at west park entrance 476 Comment
  SEINET10924243  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2655 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  UCR114625  Cupressus arizonica S. Bellavia 1995-6-24 s.n. Los Angeles Puente Hills, La Habra Comment
  NY16784  Cupressus macrocarpa H. G. Corwin 12 1919 11698 Los Angeles Comment
  CDA7738  Cuscuta californica J. Gomez, H. Verduzlo 2008-5-28 PDR# 1440787 Los Angeles Glendale, 7800 School Canyon Rd, X Figueroa St. 0 Comment
  SFV11558  Cuscuta californica M. L. Vincent 1963-5-22 361 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  RSA732850  Cuscuta californica var. californica R. G. Swinney 2001-5-18 7939 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
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Apr 17 2010
  CAS-BOT-BC56712  Cylindropuntia echinocarpa Le Roy Abrams; E. A. McGregor 1908-7-2 564 Los Angeles Field redacted by CAS, contact the data manager for more information 1158 Comment
  UCR61567  Cynara cardunculus R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mtns, in & near the city of Glendora; SW boundary of Glendora Wilderness Park at Bluebird Hill 396 Comment
  RSA483550  Cynodon dactylon Mullins 1931-4-10 s.n. Los Angeles Los Angeles. Comment
  RSA608253  Cynodon dactylon L. C. Wheeler 1966-10-25 9062 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA754200  Cyperus eragrostis Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1798 Los Angeles edge of San Dimas Creek along trail next to the gate 454 Comment
  UCR261790  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  CAS-BOT-BC114637  Cyperus eragrostis J. Ewan 1931-7-31 4778 Los Angeles Along road ditch Telegraph Road near Santa Fe Crossing. Comment
  UC1564  Cyperus laevigatus A. J. McClatchie 1890-12-1 22 Los Angeles near Pasadena Comment
  UC698511  Cyperus niger C. C. Byfield Los Angeles Lang Comment
  RSA670677  Cytisus linifolius B. C. Templeton 1939-4-7 657 Los Angeles Scool playground, Los Angeles. Comment
  UCR206463  Cytisus striatus A. C. Sanders, T. B. Salvato 2009-5-20 36864 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  UCR108448  Datura stramonium L. C. Wheeler 1946-9-16 6370 C Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  POM4181  Datura wrightii J. F. Illingworth 1898-03 67 Los Angeles Claremont. Comment
  UC450936  Datura wrightii Fay A. MacFadden 1931-3-15 37 E Los Angeles Tuna Canyon Verdugo Hills; , Tuna Canyon Comment
  UCR206534  Datura wrightii A. C. Sanders, T. B. Salvato 2009-5-19 36824 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA421878  Datura wrightii V. V. Giles 1936-7-26 221 Los Angeles Dohenry Palisades Comment
  RSA421891  Datura wrightii W. E. Lawrence 1905-10-1 1438 Los Angeles One plant on River bank E. Los Angeles. Comment
  SEINET10852039  Daucus carota David B. Dunn 1947-12-15 Dunn 3589 Los Angeles Cultivated plants from 316 N Ave 50. L.A. 42, California. Highland Park; North part of Los Angeles, near the Southwest Museum. Comment
  RSA602956  Daucus pusillus Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2417 Los Angeles Santa Catalina Island. Upper end of Renton Mine Rd. 244 Comment
  UC1228819  Daucus pusillus Peter H. Raven 1962-4-9 17168 Los Angeles arroyo in grassland above Wilson Cove (San Clemente Isl.); San Clemente Isl. 60 Comment
  SBBG101154  Deinandra clementina T. Ross 1992-4-14 6157 Los Angeles just below the mouth of Nanny Cyn on ridge that separates Nanny Cyn drainage from the escarpment 99 Comment
  SBBG54247  Deinandra clementina F. C. Boutin 1967-4-24 1705 Los Angeles Wilson Cove Comment
  SBBG95892  Deinandra clementina M. B. Dunkle 1939-4-2 7214 Los Angeles San Clemente Island 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
  SD52901  Deinandra fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles San Clemente Island; summit of island above Wilson Cove. 135 Comment
  UC480891  Deinandra fasciculata Katharine Brandegee Los Angeles Redondo Comment
  UC53977  Deinandra fasciculata H. P. Chandler 1902-9-9 2016 Los Angeles roadside near Bellona Lagoon Comment
  CAS-BOT-BC131013  Deinandra minthornii David D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills Comment
  OBI16201  Deinandra minthornii P. A. Holden 1968-10-19 615 b Los Angeles On old Hwy 118 in Santa Susana mtns. Comment
  RSA0025342  Delphinium cardinale Anuja Parikh, Nathan Gale 2011-7-12 3554 Los Angeles TR, SnGb, West Fork San Gabriel River, 2.6 km W of State Highway 39 (San Gabriel Canyon Rd.) 523 Comment
  RSA398700  Delphinium parishii R. S. Woglum 1935-5-6 730 Los Angeles Palmdale. Comment
  UCR140960  Delphinium parishii June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  JEPS5902  Delphinium parryi Frank Peirson 1918-6-1 48 Los Angeles foothills e Rubio Canyon (n base of mts., back and slightly e of Altadena); San Gabriel Mountains 609 Comment
  POM306226  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1937-3-21 s.n. Los Angeles Altadena. Comment
  UC2029978  Delphinium patens Orlando Mistretta 1993-6-2 845 Los Angeles SAN GABRIEL MOUNTAINS: Vicinity of Mt. Baden Powell. Near vincent Gap; north slope of Mt. Baden Powell above Vincent Gulch. Comment
  RSA0033838  Delphinium patens subsp. montanum Robert F. Thorne, M. Z. Thorne 1969-7-10 38374 Los Angeles Angeles National Forest: Blue Ridge, Holiday Hill. 2439 Comment
  RSA535334  Delphinium variegatum subsp. thornei Tim S. Ross 1991-5-21 5402 Los Angeles San Clemente Island. E fork of Box Canyon near junction with westerly fork. 451 Comment
  UC557813 Image available Delphinium variegatum subsp. thornei Nell Murbarger April 1936 49 Los Angeles Near mesa summit and on south end of island. San Clemente Island Comment
  SD112020  Dendromecon harfordii Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; White's Landing road. Comment
  RSA433226  Dendromecon rigida F. R. Fosberg 1930-2-12 S 4207 Los Angeles Mint Canyon, San Gabriel Mts. 750 Comment
  RSA639574  Dendromecon rigida Louis C. Wheeler 1967-5-23 9693 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR270508  Dendromecon rigida R. G. Swinney 2011-5-26 14863 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  POM244775  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-13 S 4580 Los Angeles Santa Catalina Island. Renton Mine, Pebble [Pebbly] Beach Canyon, left fork 300 Comment
  SBBG18699  Descurainia pinnata E. R. Blakley 1963-4-8 5550 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  SEINET7063083  Descurainia pinnata A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains southeast of Palmdale. UTM Zone 11, 400840mE, 3822562mN. (WGS84/NAD83). 876 Comment
  UCR271583  Descurainia pinnata R. G. Swinney 2011-5-19 14762 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  CAS-BOT-BC43177  Descurainia pinnata subsp. brachycarpa LeRoy Abrams 1901-4-1 1206 Los Angeles Ballona Harbor. Comment
  SEINET7062862  Descurainia pinnata subsp. glabra A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway near the California Aqueduct. UTM Zone 11, 410587mE, 3820401mN. (WGS84/NAD83). 887 Comment
  UCR201830  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  RSA433536  Dicentra chrysantha Jean Carnine 1932-5-8 15305 Los Angeles San Fernando Valley Comment
  UCR100067  Dichelostemma capitatum R. G. Swinney 1969-5-4 409 -12 Los Angeles San Gabriel Mtns., Glendora Foothills. 0.6 mi north of Sierra Madre Ave. on N Pennsylvania Ave., Glendora 366 Comment
  CAS-BOT-BC483615  Dichelostemma capitatum I. W. Clokey; R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon 1600 Comment
  RSA631388  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, LeRoy Gross 1999-5-10 462 Los Angeles San Gabriel Mountains: Foothills above San Dimas, between Morgan and Wildwood Canyons. 457 Comment
  RSA653468  Dichelostemma capitatum subsp. capitatum Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 751 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  POM199690  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA230055  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1971-6-26 40590 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA652079  Dichelostemma capitatum subsp. capitatum Anonymous 1948-2-20 s.n. Los Angeles San Dimas: located Bass Cliff Farm. Comment
  UCR155910  Dichelostemma pulchellum A. C. Sanders, Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SBBG32096  Dichondra occidentalis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -180 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  POM1057  Digitaria sanguinalis Fred Cox 1916-4-15 746 Los Angeles Mountains above Claremont, [San Gabriel Mountains]. Comment
  SJSU470  Diplacus aurantiacus H. Miller 1940-4-15 Los Angeles Pomona Comment
  CAS-BOT-BC152901  Diplacus brevipes Alice Eastwood 1919-5-29 8927 Los Angeles San Gabriel Canyon Comment
  CHSC26326  Diplacus fremontii John M. Riley 1966-4-23 80 Los Angeles Jct. Hwy 138, 24 mi. west of Victorville. 944 Comment
  CAS-BOT-BC150647  Diplacus longiflorus Ethel, Miss Graves 1900-4-1 s.n. Los Angeles Near Pasadena Comment
  CAS-BOT-BC150859  Diplacus rutilus Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  CAS-BOT-BC195620  Distichlis spicata I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  SBBG128359  Distichlis spicata B. E. Carter 2012-8-23 7002 Los Angeles Two Harbors at top of Catalina Harbor 0 Comment
  RSA530752  Dithyrea californica Christopher Davidson 1973-4-7 1905 Los Angeles Lucerne Valley, 33 miles from Apple Valley 854 Comment
  CAS-BOT-BC41903  Dithyrea maritima Geo. B. Grant 1898-3-7 5756 Los Angeles 2 miles north of Rodondo. Comment
  UCD118802  Dodecatheon clevelandii Gordon Pilone 1961-3-3 107 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  RSA69024  Dodecatheon clevelandii subsp. clevelandii F. W. Peirson 1919-2-9 321 Los Angeles Fish Canyon, San Gabriel Mts. 305 Comment
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Dec 10 2014
  SD51793  Dodecatheon clevelandii subsp. insulare Roy L. Taylor, R. O. Ornduff 1961-3-18 4380 Los Angeles Santa Catalina Island; hillside opposite power plant near Pebble Beach Comment
  RSA678325  Draba cuneifolia V. Soza, LeRoy Gross 2002-4-3 1383 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 564 Comment
  UCR197227  Dryopteris arguta Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 989 Los Angeles Verdugo Mountains, southwest side,along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough Canyon, northeast side of Peak ''2646' 762 Comment
  CATA2207  Dryopteris filix-mas Sara L. Crockett 1997-2-24 73 Los Angeles Santa Catalina Island: Sol Vista housing development, WSW of corner of Beacon and Lower Terrace Streets 21 Comment
  CAS-BOT-BC428112  Dudleya cymosa subsp. cymosa Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  LA210120  Dudleya cymosa subsp. marcescens K. Nakai; 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 kn N of Calif. Hwy. 1 150.0 Comment
  LA104993  Dudleya cymosa subsp. ovatifolia Peter H. Raven; David Verity 1960-5-7 15346 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA423505  Dudleya cymosa subsp. pumila Anstruther Davidson s.n. Los Angeles San Gabriel Canyon Comment
  RSA226009  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1971-6-29 40698 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA632119  Dudleya lanceolata L. C. Wheeler 1932-7-9 950 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 441 Comment
  UCR62320  Dudleya multicaulis R. G. Swinney 1990-5-2 1580 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora, at east end of Eagle Ridge, north of new homes 305 Comment
  RSA723077  Dudleya pulverulenta subsp. pulverulenta LeRoy Gross 2007-5-2 2673 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  UC1015183  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1951-6-19 3490 Los Angeles Frenchman's Flat Upper Piru Creek (Ridge Route) Comment
  UC933243  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1950-5-23 3410 Los Angeles e side Santa Susana Pass Comment
  UCR190004  Dudleya saxosa R. G. Swinney, Vanessa Merritt 1998-6-12 6967 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
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Apr 22 2010
  POM180095  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 684 Los Angeles Hamilton Beach, Santa Catalina Island. 2 Comment
  SFV12550  Dysphania botrys M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 864 Los Angeles San Fernando Valley Big Tujunga Wash. Just behind Hansen Dam. 305 Comment
  POM365249  Echinochloa crus-galli L. E. Hoffman 1932-8-16 s.n. Los Angeles semi-moist river wash (near Ave. 59) Comment
  UCR129410  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CAS-BOT-BC445602  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Transverse Range; San Gabriel Mtns.: Puddingstone Diversion Dam, San Dimas Canyon. 354 Comment
  RSA0116893  Echinodorus berteroi Lyman Benson 1946-10-16 12208 Los Angeles Bed of Devils Gate Dam, La Canada. Mt. Range: San Gabriel. 304 Comment
  RSA0091788  Ehrendorferia chrysantha R. G. Swinney 2011-7-7 15436 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  SEINET10850032  Ehrharta longiflora Scott D. White, J. Wood 2008-5-8 White 11943 Los Angeles Puente/Chino Hills: SCE powerline corridor near Skyline Dr., and E of hacienda Blvd.; Hacienda Heights (La Habra: T2S R10W S30. NE. Ruderal and shrublands. 305 Comment
  RSA0087304  Eleocharis R. G. Swinney 2010-9-13 13820 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCR259248  Eleocharis R. G. Swinney 2010-6-4 13000 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA595162  Eleocharis parishii Steve Boyd 1996-4-25 8696 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA749112  Eleocharis parishii R. G. Swinney 2005-8-9 8425 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SD90610  Eleocharis parishii Robert F. Thorne, J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, northwest end of lake on low, dry bank. (IPB 10/07) 1867 Comment
  UC303939  Eleocharis radicans I. Johnston 1916-12-29 26 Los Angeles Claremont, swamp just S of town Comment
  UCR271052  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA601552  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-6-15 9812 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  UC821463  Elymus multisetus Geo. B. Grant May, 1901 1212 Los Angeles Pasadena Comment
  UCR125184  Elymus triticoides A. C. Sanders, Mark Elvin 2002-6-25 25263 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR182688  Elymus triticoides R. G. Swinney 1997-8-6 5775 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  RSA733358  Emmenanthe penduliflora A. C. Sanders 2003-4-28 26137 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SEINET3156054  Emmenanthe penduliflora G. B. Grant 390 Los Angeles Pasadena Comment
  RSA0056302  Emmenanthe penduliflora James R. Shevock 1971-4-25 1021 Los Angeles Tapia Co. Park. 304 Comment
  RSA0036298  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6978 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SBBG65078  Emmenanthe penduliflora var. penduliflora R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UC1118037  Encelia actoni P. L. Johannsen 1934-2-13 277 Los Angeles 1 mi se junction, Haskell Canyon and Boquet Canyon; Santa Susana Quad. Comment
  UCR269966  Encelia actoni R. G. Swinney 2010-6-1 13106 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
  POM356650  Encelia californica Ora M. Clark 1929-1-16 1478 Los Angeles Elyssian park, L.A. Comment
  RSA0051645  Encelia californica Harold L. Pirie 1963-5-10 s.n. Los Angeles Santa Monica Mts., Along Mulholland Dr. just west of Taconis Ranch Rd. 304 Comment
  RSA679207  Encelia farinosa Michael Denslow, Steve Boyd 2003-5-7 1086 Los Angeles Lower Glendora Ridge Motorway (1N26) above Azusa. 518 Comment
  SEINET7047912  Ephedra californica Steven R. Hill, Kate Kramer 2001-4-22 33361 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  JEPS76568  Ephedra nevadensis L. R. Heckard 1977-4-7 4634 Los Angeles Edwards Air Force Base across from Phacelia Wildlife Sanctuary (e of Lancaster); Edwards Air Force Base Comment
  RSA639169  Ephedra nevadensis L. C. Wheeler 1967-5-31 9797 Los Angeles San Gabriel Mountains: Just over the rise immediately west of Caldwell Lake. . Comment
  UCR258725  Ephedra nevadensis R. G. Swinney 2010-5-19 12836 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR281372  Ephedra nevadensis R. G. Swinney 2014-4-23 16147 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA590826  Ephedra nevadensis var. nevadensis Orlando Mistretta 1994-3-30 979 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  UCR259146  Epilobium canum R. G. Swinney 2010-8-30 13615 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  CAS-BOT-BC166190  Epilobium canum subsp. canum G. L. M. 1915-9-6 444 Los Angeles Above falls of Sawpit Canyon near Monrovia Comment
  CAS-BOT-BC166204  Epilobium canum subsp. canum Alice Eastwood 1915-8-25 4893 Los Angeles Duarte Comment
  RSA588448  Epilobium canum subsp. canum F. R. Fosberg 1931-7-13 S- 5392 Los Angeles St. Catharine Hotel, Descanso Canyon. Santa Catalina Island. 20 Comment
  RSA0082405  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13719 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA611537  Epilobium canum subsp. latifolium Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  UCSB4530  Epilobium canum subsp. latifolium 1940-11-16 Los Angeles San Dimas Exp. Forest, Monroe Truck Trail Comment
  SD251252  Epilobium ciliatum Duncan S. Bell, Sarah Fisher and Carrie Kiel 2013-7-23 5432 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  UCR262321  Epilobium ciliatum Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5432 Los Angeles San Gabriel Mountains, Sheep Mountain Wilderness, Vincent Gulch, near head of canyon 1994 Comment
  CHSC95443  Epilobium ciliatum subsp. ciliatum LeRoy Gross; Valerie Soza 2001-6-6 429 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  SD85084  Epilobium ciliatum subsp. ciliatum E. R. Blakley 1962-10-5 5443 Los Angeles Santa Catalina Island, Cottonwood Canyon 1/4 mile upstream from the ocean. 29 Comment
  CDA36207  Epipactis gigantea A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. Working oil field with access roads and scattered pump pads. Comment
  RSA615470  Epipactis gigantea Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA746737  Epipactis helleborine A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  RSA18114  Equisetum arvense C. F. Baker 1923-5-26 6839 Los Angeles San Gabriel Mountains. Head of Vincent gulch. 1982 Comment
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Dec 20 2015
  UCR147783  Equisetum hyemale subsp. affine Valerie Soza, Laura Moore 2000-6-14 1016 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  CAS-BOT-BC57320  Equisetum laevigatum I. Johnston 1917-5-13 27 V Los Angeles El Monte 106 Comment
  SDSU1966  Equisetum laevigatum J. Godsil 1952-4-28 217 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  UCR126622  Equisetum laevigatum A. C. Sanders, Mark Elvin 2003-8-7 27166 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA684606  Equisetum laevigatum Stone 1936-3-24 110 Los Angeles Stream bed Comment
  POM247961  Equisetum telmateia var. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA684713  Equisetum telmateia var. braunii Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo woodland. Comment
  CAS-BOT-BC174317  Eragrostis barrelieri A. C. Sanders; Kim Marsden 2003-6-20 26989 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
  UCR125248  Eragrostis mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25534 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, "Potrero Mesa,' north of the mouth of Potrero Canyon, above the Santa Clara River 366 Comment
  UCR163174  Eragrostis pectinacea var. pectinacea Anuja Parikh, Nathan Gale 2004-6-2 2027 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR21045  Eragrostis pectinacea var. pectinacea John C. Roos 1940-9-6 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA620157  Eremocarpus setiger L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  RSA0034383  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 G Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  CAS-BOT-BC162890  Eremothera boothii subsp. desertorum J. H. Thomas 1949-4-24 472 Los Angeles About 2 miles north of Lancaster Comment
  UC107662  Eremothera boothii subsp. desertorum A. Davidson July 1893 Los Angeles Rock Creek Mohave Desert Comment
  RSA0106911  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-29 11435 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA0104337  Eriastrum densifolium subsp. austromontanum F. R. Fosberg 1931-8-10 782 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  UC1278068  Eriastrum pluriflorum subsp. pluriflorum Charles C. Crampton 1941-6-19 81 Los Angeles along US Hwy 99, 8 mi s Gorman Comment
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Aug 9 2016
  RSA0012123  Eriastrum sapphirinum Mark A. Elvin 2003-5-1 2495 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA0110984  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, Dick Tilforth 1978-6-21 52326 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA0121269  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Pam De Vries 1998-6-23 6766 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  SD41986  Eriastrum sapphirinum subsp. dasyanthum Darley F. Howe 1947-5-3 Los Angeles Highway near west end of Mint Canyon. Comment
  SBBG58323  Eriastrum sparsiflorum R. Hoffmann 1931-5-2 Los Angeles Bouquet Cyn Comment
  RSA0047417  Ericameria cooperi R. G. Swinney 2010-5-12 12703 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  POM359326  Ericameria cuneata var. cuneata L. E. Hoffman 1931-11-28 16307 Los Angeles Holcomb Creek, Angeles National Forest. Comment
  SD40113  Ericameria ericoides subsp. ericoides Edith A. Purer 1933-10-7 5589 Los Angeles El Segundo Comment
  POM359353  Ericameria ericoides var. ericoides L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA587340  Ericameria linearifolia Orlando Mistretta 1992-5-4 217 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  POM359395  Ericameria linearifolia Anonymous s.n. Los Angeles [Unspecified] Comment
  SEINET10615749 Image available Ericameria monactis Adolph D. E. Elmer Elmer 3668 Los Angeles Comment
  RSA730172  Ericameria nauseosa var. bernardina R. G. Swinney 1998-8-31 6881 Los Angeles San Antonio Ridge, 2.1 mi. west of West Mt. Baldy. 2232 Comment
  CAS-BOT-BC293033  Ericameria parryi var. parryi Bunch; Baily 1974-8-15 0519 Los Angeles West edge of site, south of Honor Camp ent. Comment
  OBI16560  Ericameria pinifolia H. E. McMinn 1937-3-4 4473 Los Angeles Between Upland and Claremont Comment
  POM4715  Ericameria pinifolia C. F. Baker 1903-8-1 4076 Los Angeles Claremont. Comment
  SD9096  Ericameria pinifolia J. C. Nevin 1885-1 Los Angeles Los Angeles Comment
  UCSB27637  Ericameria pinifolia Lavinger, S. 1975-12-1 Los Angeles Lake Hughes Road .2 miles north of Prospect Campground 762 Comment
  POM122910  Erigeron breweri var. covillei Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont. 1524 Comment
  SEINET191885  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  UC468819  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  LA35983  Eriodictyon crassifolium var. nigrescens Peter H. Raven; 1960-5-15 15378 Los Angeles Santa Monica Mountains, Cold Canyon, junction of Mulholland Hwy with Cold Canyon Rd 365 Comment
  RSA0061129  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6834 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR209414  Eriogonum R. G. Swinney 2008-10-8 9522 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
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Dec 7 2018
  OBI6123  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles 1/2 mi E of Palmdale Mojave Desert 808 Comment
  RSA766432  Eriogonum angulosum Fay A. MacFadden 1929-11-2 87 Los Angeles Near Palmdale. 823 Comment
  SBBG61814  Eriogonum angulosum R. Hoffmann 1927-8-30 Los Angeles 2 mi W of Acton Comment
  UCR167297  Eriogonum baileyi Scott D. White, A. Warniment 2005-9-9 11218 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  UCR209252  Eriogonum baileyi R. G. Swinney 2008-10-8 9523 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  RSA229199  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth 1971-6-30 40811 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
  POM121820  Eriogonum crocatum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  RSA393481  Eriogonum deflexum var. baratum Anstruther Davidson 1897-10 s.n. Los Angeles Little Rock Creek. Comment
  SBBG62019  Eriogonum elongatum var. elongatum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  IRVC26153  Eriogonum fasciculatum A. C. Sanders 2003-6-19 26968 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  OBI34039  Eriogonum fasciculatum Mark Schneider 1973-6-15 s.n. Los Angeles Tujunga, San Bernardino Mts, Seven Hills ranch 549 Comment
  RSA0115969  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-8-11 13504 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  SEINET8044066 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-1 13461 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1036 Comment
  UCR240028  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-11-13 11613 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  POM2250  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1902-7-5 1559 Los Angeles Near the power house, San Gabriel Canyon. Comment
  UC6284  Eriogonum fasciculatum var. foliolosum Wm. H. Brewer 1861-1-4 106 Los Angeles Camp 6, San Gabriel Canyon San Gabriel Canyon Comment
  RSA710539  Eriogonum fasciculatum var. polifolium LeRoy Gross 2005-5-3 2252 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
  SBBG151  Eriogonum fasciculatum var. polifolium R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA0035886  Eriogonum giganteum R. G. Swinney 2009-11-9 11581 Los Angeles confluence of Burro Canyon and East Fork San Gabriel River along Hwy 39 451 Comment
  UCSB8543  Eriogonum giganteum McElwain, I. 1953-5-2 Los Angeles Catalina Is; White's Landing Comment
  RSA253141  Eriogonum giganteum var. giganteum Gary D. Wallace 1975-3-23 1418 Los Angeles Santa Catalina Island in Avalon by Wrigley Road Terrace Comment
  RSA3613  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  CAS-BOT-BC253437  Eriogonum gracile F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash Near San Fernando Comment
  SEINET3159960  Eriogonum gracile G. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  RSA766308  Eriogonum gracile Raymond J. Dobbs 1927-8-13 s.n. Los Angeles Near Devil's Lake. Comment
  RSA292520  Eriogonum gracile var. gracile James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  RSA615862  Eriogonum gracile var. gracile Scott D. White 1995-10-19 3697 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  POM11456  Eriogonum gracile var. gracile P. A. Munz, R. D. Harwood 1920-8-11 4381 Los Angeles Claremont. 366 Comment
  JEPS56624  Eriogonum grande var. grande Ralph Hoffmann 1930-6-28 Los Angeles cliffs near Christy's (Station C); Catalina Island Comment
  SBBG10994  Eriogonum grande var. grande R. Moran 1958-9-16 6846 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  UCR210200  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns., junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. south of Big Rock Creek Rd. 1634 Comment
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Oct 23 2020
  RSA755456  Eriogonum maculatum R. G. Swinney 2008-10-8 9524 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  LA201187  Eriogonum parvifolium Norman A. Cole; May 1964 346 Los Angeles 3 Comment
  RSA5495  Eriogonum plumatella Carl B. Wolf 1932-8-11 s.n. Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  SBBG120  Eriogonum plumatella R. Hoffmann 1927-8-31 Los Angeles Acton to Palmdale Comment
  RSA424917  Eriogonum saxatile Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  RSA766270  Eriogonum saxatile Joseph A. Ewan 1932-6-17 7254 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1829 Comment
  CAS-BOT-BC267617  Eriogonum saxatile Geo. B. Grant 1906-6-17 6115 Los Angeles Summit Mt. Willson Comment
  RSA590853  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-5-15 2527 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  CAS-BOT-BC268164  Eriogonum umbellatum var. minus Robert F. Thorne; J. Dourley 1967-10-3 37285 Los Angeles Mt. Baden-Powell: N of peak 2804 Comment
  CAS-BOT-BC268207  Eriogonum umbellatum var. munzii John Thomas Howell 1947-7-18 23399 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA747674  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-9-15 8155 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  SD257357  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 mile E of Deer Flats Campground, along FS Rd 3NO7.2/North Crystal Lake Rd. (Crystal Lake 7.5'Q) Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CAS-BOT-BC297933  Eriophyllum confertiflorum John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  POM357901  Eriophyllum confertiflorum Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA0062562  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA0088256  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0094357  Eriophyllum confertiflorum R. G. Swinney 2011-5-18 14134 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA0116795  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12933 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA652850  Eriophyllum confertiflorum Ron Martinolich 1991-5-3 46 Los Angeles Glendale, Flint Peak access road, 0.5 miles west of water tower, off road to southwest along old, overgrown road cut, 100 feet, at base of 10-25 foot cliff. Comment
  UCR260342  Eriophyllum confertiflorum R. G. Swinney 2010-5-4 12562 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  LA94433  Eriophyllum confertiflorum var. confertiflorum Louis Wheeler; 1932-4-30 667 Los Angeles Santa Monica Mountains, Mandeville Canyon 152 Comment
  SBBG61046  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  UCR200154  Eriophyllum confertiflorum var. confertiflorum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  RSA719028  Eriophyllum pringlei R. G. Swinney 1998-4-14 5974 Los Angeles Pinyon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  RSA729004  Eriophyllum pringlei Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1968 Los Angeles Fort Tejon Road. Comment
  RSA622830  Erodium cicutarium Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  RSA391609  Erodium cicutarium A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-east of Gorman. Comment
  UCR225786  Erodium macrophyllum Dave Silverman, Cindy Hopkins 2007-4-17 6707 Los Angeles SW Tehachapi Mtns, Tejon Ranch, 1.2 km due south of Oso Canyon, 2.4 km south of the Kern County line, and 4.2 km NE of Hwy 138 and I-5 junction 1101 Comment
  CHSC98732  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains Region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. Just past the gate on the dirt road. 426 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
  SBBG91997  Erysimum capitatum var. capitatum M. N. Ackley -May-1926 130 Los Angeles Ranger Station, Big Tujunga 511 Comment
  UCD115012  Erysimum capitatum var. capitatum Collector unknown 1923-5-22 274 Los Angeles Eaton Canyon, over Oak Flat. Comment
  RSA530265  Erysimum capitatum var. capitatum George R. Johnstone 1928-4-28 15038 Los Angeles Two mi. E. of Palmdale. Comment
  RSA66158  Erysimum capitatum var. capitatum F. W. Peirson 1921-3-3 337 Los Angeles Arroyo Seco just below entrance to canyon. 366 Comment
  UC205851  Erysimum suffrutescens S. B. Parish 1918-6-5 11881 Los Angeles dunes Playa del Rey Comment
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Oct 28 2009
  CAS-BOT-BC151588  Erythranthe parishii Le Roy Abrams; E. A. McGregor 1908-7-2 559 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  CAS-BOT-BC402730  Eschscholzia caespitosa Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UC765988  Eschscholzia californica R. F. Hoover 1938-4-16 3115 Los Angeles near Bailey's; upper Antelope Valley Comment
  UCSB39772  Eschscholzia californica Cerda, P. 1977-5-3 Los Angeles Near Los Angeles County Arboretum, Arcadia Comment
  UCSB9463  Eschscholzia californica Lloyd, Robert 1959-2-27 Los Angeles 1.5 miles below dam in San Dimas Canyon, north side of San Dimas Canyon Rd. in San Gabriel mt. range 365 Comment
  RSA0012594  Eucalyptus globulus Doris Bowers 1967-10-4 301 Los Angeles Palos Verdes Pen. 305 Comment
  SBBG98481  Eucrypta chrysanthemifolia T. Ross 1991-5-21 5417 Los Angeles upper reaches of Box Cyn, SW side of island 403 Comment
  SD252324  Euphorbia Steven A. Junak 2000-10-12 Sca 1414 Los Angeles Santa Catalina Island: Middle Canyon, along N side of Thompson Reservoir, NW side of reservoir. 203 Comment
  UCR167544  Euphorbia albomarginata S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  CAS-BOT-BC202395  Euphorbia ocellata Louis Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca 3 mi east of 90th street east and Ave 6 on Ave 0 ca 1 mile west of Alpine Butte. Wildflower Sanctuary Comment
  RSA432442  Euphorbia palmeri B. C. Templeton 1932-8-25 5069 Los Angeles Near Animal Park, Big Pines Park, San Gabriel Mountains. 2073 Comment
  RSA70381  Euphorbia palmeri F. W. Peirson 1922-7-6 3184 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  RSA601140  Euphorbia peplus L. C. Wheeler 1946-3-16 6195 Los Angeles San Gabriel Mountains. Cobal Canyon ca. 1/4 mi. upstream from mouth. Comment
  RSA662125  Euphorbia peplus Daniel Curran 1981-1-19 22 Los Angeles Cal Poly Pomona Campus under breezeway between the science buildings. Comment
  UCR247476  Euphorbia terracina Dan S. Cooper 2013-3-7 313- 56 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park; roadside along Mt. Hollywood Dr., above Toyon Landfill 311 Comment
  LA201927  Euthamia occidentalis Arthur C. Gibson; 2003-7-18 4913 Los Angeles 335 Comment
  SBBG98647  Extriplex californica T. Ross 1991-5-20 5352 Los Angeles ca. 5500 ft S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  SD232148  Festuca perennis V. Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse ranges, San Gabriel mountains region, Morgan Fire 200 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat 648 Comment
  UCR219430  Ficus carica R. G. Swinney 2009-3-28 10189 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
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Jan 23 2011
  RSA533943  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5218 Los Angeles San Clemente Island: SE end of island vicinity of Knob, 5100ft NW of Guds, Southeasterly draw leading into upper Knob Canyon 252 Comment
  RSA393714  Filago californica F. R. Fosberg 1931-4-22 4670 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA592886  Filago californica L. C. Wheeler 1967-4-30 9246 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  SEINET3146772  Filago californica G. B. Grant 1901-1 461 Los Angeles Pasadena Comment
  RSA292677  Filago depressa James Henrickson 1979-5-18 18115 Los Angeles 2 miles SE of Newhall, N of San Fernando Road, 1 mile NW of hwy 14. 402 Comment
  RSA616158  Filago gallica Valerie L. Soza 1998-5-3 88 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA708553  Filago gallica Valerie L. Soza, LeRoy Gross 2001-5-9 1196 -b Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCR153569  Filago gallica A. C. Sanders 2005-5-11 30178 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  CDA29962  Foeniculum vulgare Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA535317  Foeniculum vulgare T. S. Ross 1991-5-20 5367 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  UCR190923  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  CAS-BOT-BC384174  Forestiera pubescens subsp. parvifolia Frank W. Peirson 1919-6-13 483 Los Angeles San Gabriel Mts. Rock Cr. Comment
  CAS-BOT-BC52540  Frangula californica subsp. californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock Comment
  CAS-BOT-BC223755  Frankenia salina C. B. Wolf 1932-9-16 4094 Los Angeles Bryant Ranch. 100 - 150 ft. W. of State Highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  CAS-BOT-BC223756  Frankenia salina Peter H. Raven; Henry J. Thompson 1959-9-6 14361 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). At mouth of Malibu Creek 1 Comment
  SBBG31322  Frankenia salina R. F. Thorne with P. C. Everett 1965-5-11 34534 Los Angeles Ballast Pt on E side of Catalina Harbor Comment
  RSA595171  Fraxinus dipetala Steve Boyd 1996-4-25 8685 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  SEINET7078868  Fraxinus dipetala F. Johnson 1959-6-8 s.n. Los Angeles San Gabriel Mountains near San Fernando. Specimen formerly from the College of Forestry Herbarium, University of Idaho Number 5061. 732 Comment
  UCR206144  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 3 2009
  CAS-BOT-BC211009  Fraxinus velutina Geo. B. Grant 1902-6-1 472 Los Angeles Unspecified Comment
  RSA589972  Fraxinus velutina Orlando Mistretta 1994-3-30 944 Los Angeles San Gabriel Mountains. Little Rock Creek . Slopes E of creek below Little Rock Dam. 960 Comment
  RSA600060  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-20 9815 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  POM209911  Fremontodendron californicum subsp. californicum Victor Duran 1933-7-11 3510 a Los Angeles Sulphur Springs 1601 Comment
  CDA3311  Froelichia gracilis George Garrettson 1955-6-23 Los Angeles Santa Fe Rwy., San Dimas. 0 Comment
  OBI44798  Galium David J. Keil, V. L. Holland, Michael Stiles & Francis Villablanca 1987-5-1 20058 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA587023  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-6-15 1362 Los Angeles San Gabriel Mountains, Santiago Canyon. Comment
  JEPS24750  Galium andrewsii subsp. intermedium Peter H. Raven 1960-5-21 15409 Los Angeles junction of Muholland Hwy with Latigo Canyon Rd Santa Monica Mountains 518 Comment
  CAS-BOT-BC223023  Galium angustifolium A. C. Sanders; T. B. Salvato 2009-5-29 37035 Los Angeles San Gabriel Valley: Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA0049485  Galium angustifolium Richard G. Swinney 2010-5-7 12616 Los Angeles San Gabriel/Verdugo Mountains; Tujunga Valley, 150m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  RSA774744  Galium angustifolium R. G. Swinney 2009-6-17 11199 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA597570  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3762 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  SBBG95238  Galium angustifolium subsp. angustifolium M. B. Dunkle 1928-4-13 1873 Los Angeles Renton Mine Rd 365 Comment
  UC888703  Galium angustifolium subsp. angustifolium Carl B. Wolf 1932-10-3 4208 Los Angeles road to Renton Mine about 1 mi from junction with Wrigley Drive; Santa Catalina Island 304 Comment
  UCR272355  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-6-20 15230 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  UCR282138  Galium angustifolium subsp. angustifolium R. G. Swinney 2014-5-15 16548 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  POM367686  Galium angustifolium subsp. angustifolium Robin S. Collins 1973-4-30 162 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon. 640 Comment
  RSA518648  Galium angustifolium subsp. angustifolium Barbara Ertter, L. R. Heckard, T. Sholars, J. Hickman 1988-5-23 7482 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  RSA523166  Galium angustifolium subsp. angustifolium Tim S. Ross 1991-2-23 4102 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca. 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 308 Comment
  CAS-BOT-BC223044  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-6-20 1262 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 2133 Comment
  CHSC95773  Galium aparine LeRoy Gross; Naomi Fraga 2002-4-4 508 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  POM155814  Galium aparine M. B. Dunkle 1928-4-21 1867 Los Angeles Santa Catalina Island: shaded canyon side Renton Mine Road 274 Comment
  SBBG19128  Galium aparine M. A. Piehl 1963-12-7 631060 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  UCR143169  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  RSA763507  Galium californicum subsp. flaccidum Orlando Mistretta, Christine Mistretta 2008-5-20 3137 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  SBBG128202  Galium catalinense M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2208 Los Angeles S side of Eagle Cyn 351 Comment
  UC729797  Galium catalinense Carl B. Wolf 1932-5-11 3553 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  RSA158283  Galium catalinense subsp. acrispum Peter H. Raven 1962-4-12 17334 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island. 274 Comment
  UC1408994  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles large canyon s Mosquito Cove (n of Chenity); San Clemente Island 259 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
  SD90609  Galium hallii Robert F. Thorne, J. Dourley 1967-10-3 37267 Los Angeles Mt. Baden-Powell: N slope at Vincent Gap 2133 Comment
  RSA250363  Galium jepsonii Robert F. Thorne, C. W. Tilforth, J. Dourley, R. Scoggin 1972-8-11 42205 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2104 Comment
  RSA773848  Galium jepsonii R. G. Swinney 2009-7-29 11444 Los Angeles Pacifico Mountain summit. 2134 Comment
  CATA517  Galium nuttallii subsp. insulare Sara L. Crockett 1997-4-22 664 Los Angeles Santa Catalina Island: First N/S-trending ridge leading to Pacific Ocean, E of jct. of Wrigley Memorial Trail and East End Road, ca. 75 m S of road 291 Comment
  SBBG7311  Galium parishii H. and M. Dearing 1932-7-18 1872 Los Angeles San Antonio Peak 3048 Comment
  UC1922582  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  RSA424701  Galvezia speciosa Anstruther Davidson 1930-1 s.n. Los Angeles Santa Catalina Island. Comment
  SDSU10616  Galvezia speciosa D. F. Howe 1953-5-3 2273 Los Angeles Cliff overlooking ocean, south side of Wain Canyon. Santa Catalina Island. Comment
  SBBG118703  Gambelia speciosa O. Mistretta 1992-4-5 141 Los Angeles Guds Comment
  SEINET4095005  Gambelia speciosa R. Moran 1941-1 602 Los Angeles Above the ocean, northwest of Johnson's Valley on Santa Catalina Island. 10 Comment
  UCR281599  Gamochaeta pensylvanica R. G. Swinney 2014-5-19 16588 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UC303648  Garrya flavescens I. M. Johnston 1918-5-19 1985 Los Angeles San Antonio Canyon; San Antonio Mountains 1402 Comment
  CAS-BOT-BC158005  Garrya veatchii S. Y. Parnay Mar. 266 Los Angeles Mt. Wilson 914 Comment
  CAS-BOT-BC159271  Garrya veatchii Fay A. Mac Fadden 1936-9-6 14741 Los Angeles Mt. Baldy Camp. San Antonio Canyon Comment
  RSA392388  Garrya veatchii Louis C. Wheeler 1932-5-29 792 Los Angeles Hogback, San Antonio Canyon. 1128 Comment
  RSA741021  Garrya veatchii Justin M. Wood, Brandy Wood 2009-1-2 271 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  UC56686  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  UCR277405  Garrya veatchii R. G. Swinney 2010-8-23 13578 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  LA200947  Gastridium phleoides Louis Wheeler; 1933-6-7 1859 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 137 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  RSA579301  Gaura sinuata Tim S. Ross, Carolyn Neal, Janet Takara 1994-8-4 8214 Los Angeles Santa Catalina Island: Middle Ranch, ca. 120m NNE of Thompson Dam. 184 Comment
  UCD170714  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit. 2172 Comment
  RSA229064  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38876 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway., 1.2 mi. SE of Dawson Saddle 2332 Comment
  RSA660161  Gayophytum diffusum subsp. parviflorum Orlando Mistretta 1992-5-25 422 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC303533  Geraea canescens T. G. Williamson 1935-1-15 s.n. Los Angeles Claremont Comment
  RSA390991  Geranium carolinianum Anstruther Davidson 1900-09 s.n. Los Angeles Brewery, E Main St. Comment
  UCR282334  Geranium dissectum D. E. Bramlet 2011-4-26 4807 Los Angeles Quinn Cat, City of Industry, 10006 Rose Hills Road, 1070 ft. east of 605 Freeway, 1150 ft. south of Rose Hills Road, 120 ft. west of Rose Hills Memorial Park 62 Comment
  RSA659192  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reeves Nursery, Brentwood, West Los Angeles. Comment
  RSA756747  Gilia R. G. Swinney 2008-6-17 9047 Los Angeles 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
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Dec 7 2018
  UC1537493  Gilia achilleifolia subsp. achilleifolia Gordon H. True Jr. 1935-3-27 169 Los Angeles foothills 5 mi sw Palmdale; sw of Palmdale 944 Comment
  RSA690964  Gilia aliquanta subsp. aliquanta J. Mark Porter, Lauren Machen 2004-5-2 14093 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  UC75275  Gilia angelensis C. F. Baker 1904-4-22 4184 Los Angeles Monrovia Comment
  UCR205180  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 463 Comment
  RSA470095  Gilia angelensis M. B. Dunkle 1939-3-20 5248 Los Angeles Palo Verdes Hills. Comment
  SBBG64440  Gilia brecciarum subsp. brecciarum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  UCR222809  Gilia brecciarum subsp. brecciarum R. G. Swinney 2009-5-13 10766 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCD117671  Gilia capitata Lisa J. Seeman; Tony Machado 1993-4-28 s.n. Los Angeles 0.3 mile north on San Francisquito Canyon Road from Seco Canyon Road junction. 304 Comment
  UC714929  Gilia capitata subsp. abrotanifolia R. C. Foster 1937-6-2 325 Los Angeles ne Claremont (Evey Canyon, foothills San Gabriel Mts.); foothills San Gabriel Mts., ne of Claremont, Evey Canyon Comment
  VVC3366  Gilia capitata subsp. abrotanifolia Tim Thomas 1973-4-24 15 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  UC23357  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-4-20 144 Los Angeles near Pomona (Expt Station); near Pomona Comment
  RSA652599  Gilia latiflora Orville Armstrong 1949-5-1 s.n. Los Angeles 5 mi. south of Vincent 1067 Comment
  CAS-BOT-BC226314  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, near Antelope Valley California Poppy Reserve Comment
  UC1080506  Gilia latiflora subsp. davyi Verne Grant 1955-4-16 9578 Los Angeles on hwy 99 near Lancaster junction s Gorman; s of Gorman Comment
  LA88523  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1125 Los Angeles 4 mi S of Palmdale, Southern Antelope Valley 914 Comment
  RSA249787  Gilia latiflora subsp. davyi R. F. Thorne, Gary D. Wallace 1973-4-25 43369 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UC908889  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-27 3060 Los Angeles 30 mi w Victorville; Mohave Desert, w of Victorville Comment
  CAS-BOT-BC402008  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake Region 975 Comment
  CAS-BOT-BC407850  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles San Gabriel Mountains, Rock Creek 1219 Comment
  HSC81823  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, G. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mtns., 0.25 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge 1159 Comment
  UC212502  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S.F.S. , Baldy Lookout (San Antonio Mountains) 2133 Comment
  UCR223279  Gilia ochroleuca subsp. vivida R. G. Swinney 2009-7-29 11412 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UC167119  Gilia ochroleuca subsp. vivida unknown Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts., summit of Mt. Wilson (southern California) 1828 Comment
  RSA127921  Gnaphalium californicum Peter H. Raven, H. J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA133813  Gnaphalium microcephalum Peter H. Raven 1958-9-28 13738 Los Angeles Elysian Park. 213 Comment
  UCR192008  Gnaphalium palustre A. C. Sanders 2008-4-16 34913 B Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  POM18240  Gnaphalium palustre P. A. Munz 1923-4-9 6618 Los Angeles San Clemente Island, east coast. Comment
  UCR138514  Gnaphalium stramineum L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  RSA611068  Gnaphalium stramineum L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico & Figueroa streets. Comment
  SD136017  Grindelia camporum Meredith A. Lane 1986-9-6 3094 Los Angeles East of intersection of California State Highway 138 and California State Highway 14; intersection of Avenue D and Sierra Highway. 609 Comment
  CAS-BOT-BC305264  Grindelia hirsutula Ernest C. Twisselmann 1955-9-15 2376 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  RSA0085093  Gutierrezia californica R. G. Swinney 2010-4-1 12166 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA673610  Gutierrezia californica LeRoy Gross, Steve Fischer, Gary D. Wallace, et al. 2002-12-7 676 Los Angeles Limekiln Canyon 518 Comment
  UCR248206  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  OBI81430  Gutierrezia microcephala R. G. Swinney 2009-11-13 11596 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  CAS-BOT-BC302127  Gutierrezia sarothrae Peter H. Raven; Henry J. Thompson 1959-10-16 14655 Los Angeles At mouth of Boquet Canyon, 4.4 miles north of Sugus [Saugus] Comment
  SBBG62191  Harpagonella palmeri S. A. Junak 1998-3-21 SCa 497 Los Angeles Cape Cyn, along E side of Cape Cyn Rd, ca. 2.4 rd mi from intersection with Airport Rd 377 Comment
  CAS-BOT-BC307298  Hazardia squarrosa var. grindelioides Peter H. Raven 1957-9-21 11325 Los Angeles NW end of U.C.L.A campus, Los Angeles Comment
  UC1118828  Hazardia squarrosa var. grindelioides A. D. Gifford 1935-5-8 685 Los Angeles 2 1/2 mi s Warm Springs; Angeles National Forest, Tejon Quadrangle Comment
  CAS-BOT-BC302324  Hazardia squarrosa var. squarrosa Louis C. Wheeler 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  UCR214594  Hedypnois cretica A. C. Sanders, Dan S. Cooper 2010-4-30 38121 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC306297  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles Near North Kenmore and Oakdale Streets, Hollywood 91 Comment
  UCR142904  Helenium bigelovii J. R. Shevock 1974-10-5 3879 Los Angeles Transverse Ranges, San Gabriel Mountains, along FS trail to Mt. Baden-Powell in the vicinity of Lamel Spring, Angeles National Forest 2361 Comment
  UCR227756  Helianthemum greenei R. F. Thorne, Sherwin Carlquist 1966-4-29 36315 Los Angeles Channel Islands, Santa Catalina Island 381 Comment
  CHSC99846  Helianthus annuus LeRoy Gross 2001-4-1 377 Los Angeles Los Angeles Basin: Verudgo Mountains region: Northwest side. Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  RSA0080779  Helianthus annuus R. G. Swinney 2010-4-15 12242 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  SBBG60838  Helianthus gracilentus R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  UC1953168  Helianthus inexpectatus Mark Elvin with Julie Vanderwier 2002-8-12 2124 Los Angeles Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. Comment
  CAS-BOT-BC305787  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles East Los Angeles Comment
  UCSB17912  Heliotropium curassavicum Swenson, Ronald 1963-5-3 Los Angeles Mint Canyon Campground; U.S. Highway 6; 7.7 miles E of Solemint Comment
  POM126524  Heliotropium curassavicum var. oculatum R. L. Pendleton 1909-7-6 s.n. Los Angeles Catalina Cove, Santa Catalina Island. Comment
  RSA131036  Hemizonia fasciculata P. C. Everett, E. K. Balls 1959-6-2 23841 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  UCR95544  Hemizonia fasciculata J. M. Porter, J. Travis Columbus, G. dos Santos 1996-6-5 10918 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 Comment
  POM360265  Hemizonia fasciculata F. R. Fosberg 1930-7-7 3171 Los Angeles Alamitos Bay 7 Comment
  PASA2302  Hemizonia kelloggii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCR118633  Hemizonia minthornii O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  UCR281832  Herniaria hirsuta var. cinerea Mitch Provance, Scott Duff 2017-6-29 617- 75 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  RSA445905  Hesperocnide tenella Louis C. Wheeler 1932-5-8 693 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  CHSC95458  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  LA200819  Heteromeles arbutifolia J. Sauer; D. Bradbury, R. Thaman 1969-12-7 4679 Los Angeles Santa Monica Mountains, Latigo Canyon Comment
  RSA681142  Heteromeles arbutifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1035 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  SBBG17105  Heteromeles arbutifolia M. Vincent 1962-12-5 312 Los Angeles short distance off Mulholland Highway on Cold Cyn Rd Comment
  CAS-BOT-BC318852  Heterotheca grandiflora Carl B. Wolf 1932-5-10 3507 Los Angeles Avalon Canyon above the last almond orchard, Santa Catalina Island 121 Comment
  RSA0074388  Heterotheca grandiflora Effie S. Spalding 1925-9-19 s.n. Los Angeles Catalina Is.: Avalon Canon. Comment
  UCR206517  Heterotheca sessiliflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36947 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA0127002  Heuchera caespitosa Louis C. Wheeler 1967-8-1 10212 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  RSA0062929  Heuchera elegans Anstruther Davidson 1915-8-1 3087 Los Angeles Camp Baldy. Comment
  RSA0062944  Heuchera elegans F. W. Peirson 1928-6-2 7935 Los Angeles Trail up south fork of Rock Creek, north face of San Gabriel Mts. 1905 Comment
  RSA729510  Hieracium albiflorum R. G. Swinney 1999-7-5 7537 Los Angeles upper Cedar Canyon, c. 0.5 mi. west of junction of Hwy 2 1915 Comment
  CHSC95368  Hirschfeldia incana LeRoy Gross; Wayne Law 2000-8-8 251 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  SFV20785  Hirschfeldia incana L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 692 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  RSA725854  Hoffmannseggia glauca R. E. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway11S -0397935E, 3737465N 6 Comment
  UCR276713  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-21 13869 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA0117863  Hordeum murinum Robert L. Benson 1960-5-19 49 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  SBBG133337  Hordeum murinum J. Lambert, S. McDonough 6-Aor-2005 SERG 50 -05 Los Angeles near Swat 2 18 Comment
  POM1302  Hordeum murinum subsp. glaucum B. Sanford 1909-05 s.n. Los Angeles Claremont. Comment
  RSA594452  Hordeum murinum subsp. glaucum D. L. Banks 1996-3-25 863 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  SBBG59362  Hordeum murinum subsp. leporinum M. N. Ackley -Mar-1925 7 Los Angeles Eagle Rock 182 Comment
  RSA552521  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  RSA651812  Hordeum vulgare R. Danborn 1948-2-23 sn Los Angeles Near Los Angeles County Fairgrounds. Comment
  JEPS44522  Horkelia rydbergii Frank W. Peirson 1923-8-31 4026 Los Angeles San Gabriel Mountains, Big Pines 1859 Comment
  RSA94159  Hulsea heterochroma F. W. Peirson 1919-7-3 514 Los Angeles San Gabriel Mts: on Lukens Peak trail. 1220 Comment
  UCR259388  Hulsea heterochroma R. G. Swinney 2010-10-8 14000 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  SBBG125058  Hulsea vestita subsp. gabrielensis A. Parikh, N. Gale 2010-6-18 3338 Los Angeles Upper Big Tujunga Cyn, 1.1 km N of St Hwy 2 (St Hwy 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1222 Comment
  RSA191576  Hymenoclea salsola var. salsola R. F. Thorne 1966-4-23 36149 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  CAS-BOT-BC401311  Hypericum scouleri Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8105 Los Angeles Liebre Mountains. Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring 847 Comment
  RSA708874  Isocoma acradenia var. bracteosa Scott D. White, Andrea Warniment 2005-9-9 11216 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  SBBG105364  Isocoma menziesii H. L. Ferguson 1981-4-20 251 Los Angeles mouth of Horse Cyn 38 Comment
  JEPS26186  Isocoma menziesii var. vernonioides Peter H. Raven and Henry J. Thompson 1959-10-4 14554 Los Angeles at Santa Monica Canyon Coast Highway; Santa Monica Mountains 15 Comment
  POM8298  Isocoma menziesii var. vernonioides P. A. Munz, R. D. Harwood 1920-3-13 3307 Los Angeles San Jose Hills 2 miles W of Pomona 305 Comment
  RSA607708  Isocoma menziesii var. vernonioides Scott D. White, Pam De Vries 1997-11-20 6026 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  UCD133434  Isocoma menziesii var. vernonioides A. M. Johnson 1934-9-15 4535 Los Angeles Santa Monica Canyon, along Beverly (Sunset) Blvd., Santa Monica. Comment
  POM40664  Isocoma menziesii var. vernonioides H. E. Hasse 1890-08 s.n. Los Angeles [Unspecified] Comment
  RSA600173  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-5-1 9665 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
  SJSU2258  Jacaranda acutifolia C. W. Sharsmith 1942-9-9 4508 Los Angeles Beverly Hills Comment
  POM122626  Jepsonia malvifolia Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  POM145493  Jepsonia malvifolia D. Meadows 1927-11-12 s.n. Los Angeles Empire Landing, Santa Catalina Island. Comment
  SD255777  Juglans californica R. G. Swinney 2010-4-20 12280 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2 mile north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR252998  Juglans californica Mitch Provance 2013-6-3 613- 15 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  RSA0010675  Juglans californica Wesley O. Griesel 1987-4-7 s.n. Los Angeles San Rafael Hills, Descanso Gardens: Growing naturally in a buffer zone of the original natural plants Comment
  RSA628898  Juglans californica var. californica Louis C. Wheeler 1969-4-12 s.n. Los Angeles El Prieto Canyon east fork at Brown Mt. Head 762 Comment
  UCR240015  Juncus balticus R. G. Swinney 2009-11-9 11582 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SD69793  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles Santa Catalina Island, margin of small reservoir north of Catalina Airport. 436 Comment
  UCR126552  Juncus bufonius Mark A. Elvin, Kim Marsden 2003-8-8 2973 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  RSA368152  Juncus bufonius Anstruther Davidson 1915-1 3091 Los Angeles Los Angeles. Comment
  UCR204855  Juncus macrophyllus R. G. Swinney 2005-8-9 8399 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA776177  Juncus mexicanus Orlando Mistretta, Christine Mistretta 2010-6-15 5324 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  UCR273253  Juncus rugulosus R. G. Swinney 2011-10-25 15881 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UC1133743  Juncus textilis Jerome S. Horton 1936-9-18 410 Los Angeles Tanbark Flats San Dimas Experimental Forest, Pomona Quad. 792 Comment
  UCR179292  Juncus xiphioides 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
  UCR269139  Juncus xiphioides Orlando Mistretta, Youssef C. Atallah 2011-8-16 6042 Los Angeles San Gabriel Mountains, Aliso Canyon near junction of Aliso anyon Road and Angeles Forest Hwy 1259 Comment
  SBBG387  Juniperus californica J. M. Tucker 1946-10-18 1471 Los Angeles vicinity of Hwy 99, 3.9 mi S of Gorman Comment
  SDSU10662  Keckiella antirrhinoides A. H. Gallup 1948-4-21 144 Los Angeles 'The Wash' Claremont. 366 Comment
  SBBG118697  Keckiella breviflora O. Mistretta 1992-8-20 778 Los Angeles Mt Gleason Management Unit, Mt Gleason, Tujunga Ranger District 1697 Comment
  NY786829  Keckiella breviflora var. breviflora L. J. Xantus de Vesey 1857-1 62 Los Angeles Fort Tejon, and vicinity Comment
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Feb 2 2013
  CATA1638  Keckiella cordifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2921 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  RSA190925  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Island. Lower Middle Ranch Canyon below Eagle's Nest. 91 Comment
  RSA652877  Keckiella cordifolia Ron Martinolich 1991-5-14 77 Los Angeles Los Angeles, Muholland Drive, 2.2 miles west of intersection with Encino Hills Drive, on roadside. Comment
  UCD123790  Keckiella cordifolia Daryl Koutnik 1978-6-3 517 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  RSA79749  Keckiella ternata subsp. ternata F. W. Peirson 1918-8-6 263 Los Angeles Martins Camp, Mt. Wilson, San Gabriel Mountains. 1677 Comment
  UC1537381  Krascheninnikovia lanata Gordon H. True Jr. 1935-5-17 307 Los Angeles hills s. of Littlerock 914 Comment
  UCR217694  Lactuca serriola A. C. Sanders, Dan S. Cooper 2010-8-5 38544 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA717151  Lamium amplexicaule LeRoy Gross 2006-4-29 s.n. Los Angeles Housing tract located in the city of Sunland (Sunhill Estates). On south bluff overlooking Big Tujunga Wash. 366 Comment
  UCR277179  Larrea tridentata R. G. Swinney 2011-4-19 14415 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
  SEINET7062867  Lasthenia californica A. G. Vestal 1947-4-8 s.n. Los Angeles Along Aqua Dulce Canyon Road. (WGS84/NAD83). UTM Zone 11, 378612mE, 3818945mN. 791 Comment
  UC89998  Lasthenia coronaria L. R. Abrams 1899-4-1 Los Angeles sand dunes between Redondo and Santa Monica Comment
  POM18202  Lathyrus vestitus subsp. laetiflorus P. A. Munz 1923-4-10 6736 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  RSA482501  Lathyrus vestitus var. vestitus Richard Noyes 1988-5-12 560 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  JEPS39165  Layia glandulosa W. L. Jepson 1935-4-17 17054 Los Angeles 6.5 mi w Lancaster 731 Comment
  UC1211161  Layia glandulosa Huron H. Smith 1912-5-3 4917 Los Angeles Azusa 243 Comment
  UCR46129  Layia glandulosa Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  SFV4010  Layia platyglossa M. L. Vincent 1960-5-21 65 2 Los Angeles Santa Monica Mountains Malibu Canyon Road in Tapia Park. Dry hillside. 150 Comment
  RSA188056  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-5 35859 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  POM361673  Layia platyglossa subsp. campestris Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills n. end of Vermont Ave. Comment
  SBBG71593  Lepechinia fragrans M. N. Ackley 1927-6-5 Los Angeles Switzerland Trail Comment
  UC104295  Lepechinia fragrans unknown Sept 1893 Los Angeles Catalina Island Comment
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Oct 1 2019
  SD186150  Lepidium flavum S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Avenue H and 10th Street. 719 Comment
  RSA252943  Lepidium fremontii var. fremontii R. F. Thorne, Gary D. Wallace 1973-4-24 43429 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  RSA534117  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5100 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  SBBG131891  Lepidium lasiocarpum S. A. Junak, D. Wilken 1996-3-27 SCI 258 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  UCR141501  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mtns, Devil's Gate Reservoir, NE of the San Rafael Hills, in the Arroyo Seco river channel, just west of the city of Altadena 335 Comment
  SDSU1174  Lepidium nitidum R. M. Beauchamp 1967-1-28 146 Los Angeles Growing beside road west of Lemon Tank, San Clemente Island. Comment
  CAS-BOT-BC328077  Lepidospartum squamatum H. E. McMinn 1925-8-6 1558 Los Angeles Sawpit Canon, San Gabriel Mts. Comment
  RSA600776  Lepidospartum squamatum L. C. Wheeler 1962-6-30 8152 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA624057  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9684 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  RSA642693  Lepidospartum squamatum Orlando Mistretta 1992-7-14 712 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  JEPS69845  Leptodactylon californicum subsp. glandulosum Frank W. Peirson 1918-5-19 158 Los Angeles Echo Mountain; San Gabriel Mts., Echo Mountain 1005 Comment
  SEINET6043721  Leptosiphon androsaceus Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  POM9145  Leptosiphon aureus subsp. aureus W. R. Dudley, F. H. Lamb 1896-6-8 4334 Los Angeles At Spragues, Liebre Mts. [an annotation note by Carl Epling reads: Same collection number (Stanford Univ. Herb. 13765) was collected at Edge of Antelope Valley near Neenach, June 6, 1896.] Comment
  SBBG131618  Leptosiphon bicolor S. A. Junak 1999-4-24 SCa 874 Los Angeles E of Empire Landing Rd 182 Comment
  SD86316  Leptosiphon bicolor R. Beauchamp, M. Douglas 1972-3-24 3252 Los Angeles San Clemente Island; on grassy slope east of impact area above Pyramid Cove. 349 Comment
  SBBG14238  Leptosiphon bicolor M. A. Piehl 1962-6-9 62317 Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  POM21353  Leptosiphon breviculus Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA607219  Leptosiphon breviculus L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  LA200963  Leptosiphon pygmaeus subsp. continentalis Carl Wishner; 1997-4-3 CW- 2472 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  SBBG92121  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd [probably introduced] 30 Comment
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Jul 28 2016
  UCR103762  Lessingia glandulifera var. glandulifera David Charlton, Robb Fishman 1990-8-30 3929 Los Angeles Western Mojave Desert, Palmdale, corner of Ave 'R' and 30th Street East, c. 1 mile south of Hwy 138 808 Comment
  RSA0042670  Lessingia glandulifera var. glandulifera S. Kaatmann 1998-10 12 Los Angeles Pitzer College Arboretum. The interior of the Outback, near the path closest to the western boundary. 350 Comment
  RSA645579  Leymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  POM365317  Leymus condensatus Edith A. Purer, Freda Detmers 1931-8-20 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA623878  Leymus condensatus Raymond J. Dobbs 1927-7-15 3608 Los Angeles Near Teddy's - Arroyo Seco, San Gabriel Mountains. Alt. 900 ft. 274 Comment
  RSA657959  Leymus condensatus Paden 1968-5-21 23 Los Angeles Big Tujunga Wash. 305 Comment
  POM156183  Leymus triticoides Le Roy Abrams 1902-6-12 2521 Los Angeles Ballona Creek, near Mesmer. Comment
  UCR194257  Lilium humboldtii R. G. Swinney 1998-8-5 6647 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA612224  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  JEPS22746  Linanthus breviculus Rimo Bacigalupi with Reino Alava 1958-7-20 6398 Los Angeles close Angeles Crest Highway (State Highway 2) (Charlton Flat); San Gabriel Mountains, Angeles National Forest 1623 Comment
  RSA652608  Linanthus californicus Bill Amling 1948-4-26 15 Los Angeles 3 1/2 mi. north of Azusa Canyon road. 305 Comment
  RSA304671  Linanthus californicus J. R. Shevock 1970-3-24 59 Los Angeles Foothills. 457 Comment
  LA200754  Linanthus dianthiflorus Jonathan Sauer; H. Walter 1975-4-12 5647 Los Angeles Comment
  UC908269  Linanthus dichotomus Herbert L. Mason 1926-4-27 3023 Los Angeles Rock Creek San Gabriel Mountains Comment
  UCR281298  Linanthus parryae R. G. Swinney 2014-4-18 16119 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  POM313425  Linanthus parryae Isabelle Tavares, Valera Brinson 1962-4-18 290 Los Angeles On Highway 138, 26 miles east of Palmdale 1037 Comment
  RSA659926  Linanthus parryae Orlando Mistretta 1992-5-18 341 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  POM16379  Linaria canadensis var. texana Grethe Markedahl 1923-3-19 s.n. Los Angeles Downey Cemetery Comment
  HSC20671  Linaria pinifolia David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  POM86716  Linum usitatissimum Marcus E. Jones 1882-05 s.n. Los Angeles Los Angeles. Comment
  JEPS76500  Loeflingia squarrosa var. artemisiarum L. R. Heckard with Maynard Moe 1977-4-2 4556 Los Angeles s tip of Rogers Dry Lake about 1/2 mi e lake bed; Edwards Air Force Base, Rogers Dry Lake 728 Comment
  UCR281608  Loeseliastrum matthewsii R. G. Swinney 2014-4-10 16053 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
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  CAS-BOT-BC342190  Logfia filaginoides Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-25 6968 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  CAS-BOT-BC342204  Logfia filaginoides John H. Thomas 1957-4-27 6693 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica 152 Comment
  RSA660294  Lolium perenne Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 37 Los Angeles 5.0 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  RSA547797  Lolium perenne subsp. multiflorum Timothy S. Ross 1990-6-20 3605 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  RSA725310  Lolium perenne subsp. multiflorum K. Dobry 1991-6-13 d- 701 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCR211814  Lolium perenne subsp. multiflorum Valerie Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  SEINET8465376 Image available Lomatium dasycarpum Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles San Gabriel Mtns.; Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  JEPS16106  Lomatium dissectum var. multifidum Frank W. Peirson 1922-7-6 3187 Los Angeles San Antonio Mts., Big Pines 2072 Comment
  UC1605191  Lomatium mohavense Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4813 Los Angeles s.e. Acton (n.-n.e. of Ravenna, Parker Mt. and ridge to s.w.); Liebre Mts., Acton Quad., Parker Mt. 1118 Comment
  RSA653154  Lomatium mohavense B. Pitzer 1998-5-23 3749 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., 34 29.26'N, 118 08.2W [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA455163  Lonicera interrupta Martha Hilend 1928-5-27 327 Los Angeles 8 miles west of Elizabeth Lake. Comment
  RSA77005  Lonicera subspicata var. denudata Robin S. Collins 1973-5-15 267 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon, into canyon ca. 1/2-1 mi from beginning of pack trail 640 Comment
  SBBG112157  Lonicera subspicata var. denudata C. Bornstein, E. Collins 1997-4-14 Los Angeles base of Liebre Mts, USFS Rd N2, 1.2 mi W of jct with Sawmill Mtn Rd 1211 Comment
  RSA213376  Lotus argophyllus subsp. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  UC864767  Lotus argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UCR256471  Lotus corniculatus R. G. Swinney 2010-6-8 13193 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA679283  Lotus crassifolius var. crassifolius Mark Elvin, Anne Marie Ruff 1996-8-1 305 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Mile 7.4. On steep cut on S side road. ~ 50' high. Comment
  RSA571638  Lotus dendroideus var. traskiae F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island Comment
  UCR186595  Lotus heermannii T. B. Salvato, Sarah Flack 2007-8-8 3038 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 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
  RSA802334  Lotus heermannii var. heermannii Orlando Mistretta, Cher Batchelor 2011-7-27 5989 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  RSA589182  Lotus humistratus T. S. Ross 1991-4-28 4750 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UCR191682  Lotus humistratus A. C. Sanders 2008-4-18 34962 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  PASA1099  Lotus micranthus Frank W. Peirson 1919-5-18 436 Los Angeles Monrovia Canyon, San Gabriel Mts. 426 Comment
  UC169100  Lotus nevadensis var. davidsonii Geo. B. Grant 1906-6-16 713 -6697 Los Angeles Mt. Wilson 1524 Comment
  UCR270820  Lotus oblongifolius R. G. Swinney 2010-9-9 13785 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
  UC1871340  Lotus procumbens var. procumbens T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3977 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  IRVC28579  Lotus purshianus A. C. Sanders, Mark Elvin 2002-6-19 25158 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  CSUSB1230  Lotus salsuginosus Becky Alejandre 1970-5-18 Los Angeles Malibu Lagoon 18 miles north of the Pacific Coast Highway. A sandy wash area 10 feet from Malibu Creek, 0.5 mile east of Market Basket Store on Las Virgenes Road. Comment
  IRVC28986  Lotus salsuginosus A. C. Sanders 2003-6-19 26977 A Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  POM128895  Lotus salsuginosus F. M. Reed 1909-7-2 2809 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  RSA675736  Lotus salsuginosus Scott D. White 2001-6-5 8562 Los Angeles Liebre Mountains: Grasshopper Canyon area. 427 Comment
  UCR259605  Lotus salsuginosus R. G. Swinney 2010-3-30 12118 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA783418  Lotus salsuginosus J. D. Olmsted 1958-3-10 36 Los Angeles High stream terrace above southwestward draining Liveoak Creek, 3 miles north of Webb school above HIll ranch along fire road NE of Claremont 549 Comment
  PASA1109  Lotus scoparius Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA406843  Lotus scoparius M. B. Dunkle 1933-4-19 3327 Los Angeles Palos Verde Hills Comment
  UC618234  Lotus scoparius var. brevialatus Alice M. Ottley 1920-5-3 589 Los Angeles side of Little Tujunga Wash 335 Comment
  RSA654085  Lotus scoparius var. scoparius Valerie L. Soza, Laura Moore 2000-5-10 829 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 594 Comment
  SFV20880  Lotus scoparius var. scoparius L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1088 Los Angeles Verdugo Mountains Low foothills north of the 210 Freeway. Followed the firebreak southwest. 598 Comment
  UCR131448  Lotus scoparius var. scoparius Alison Lipman 1998-3-23 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR223016  Lotus scoparius var. scoparius R. G. Swinney 2009-5-5 10622 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA406301  Lotus strigosus L. C. Wheeler 1934-3-24 2474 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA618778  Lotus strigosus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA682512  Lotus strigosus Scott D. White, Michael Honer 2003-5-7 9204 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UCR130054  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4050 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  POM9176  Lotus strigosus P. A. Munz 1920-4-21 3687 Los Angeles San Dimas Canyon. 457 Comment
  RSA710800  Lotus strigosus LeRoy Gross 2005-5-3 2250 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
  POM18198  Lotus strigosus var. strigosus P. A. Munz 1923-4-10 6750 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA155865  Lotus strigosus var. strigosus P. H. Raven 1962-5-8 17600 Los Angeles near mouth of canyon at south end of Seal Cove, San Clemente Island 23 Comment
  RSA764407  Ludwigia repens Justin M. Wood 2009-8-18 1260 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR149507  Lupinus R. G. Swinney 1997-6-25 5643 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  UCR209913  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  SEINET10488418  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 6456 Comment
  SBBG13415  Lupinus albifrons var. douglasii E. R. Blakley 1962-10-5 5419 Los Angeles Island Rd at head of Descanso Cyn 243 Comment
  UCR202746  Lupinus andersonii R. G. Swinney 2001-8-27 8098 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  SEINET10488490  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 7352 Comment
  RSA0098371  Lupinus bicolor R. G. Swinney 2011-6-6 14996 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  LA200464  Lupinus bicolor Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  POM350034  Lupinus bicolor subsp. microphyllus L. C. Wheeler 1933-4-7 1627 Los Angeles Temple City. 107 Comment
  SEINET6932656  Lupinus bicolor subsp. pipersmithii W. P. Vestal, A. G. Vestal 1955-3-26 3488 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  SEINET10970224  Lupinus bicolor subsp. tridentatus Bakker 1947-2-2 BAKKER UMO 162300 Los Angeles Collected in soledad canyon, vasquez rocks, mojave desert. Comment
  CAS-BOT-BC205153  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UC535036  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn; San Gabriel Mts., Buckhorn 1981 Comment
  UCR102534  Lupinus excubitus George K. Helmkamp 1997-3-6 1353 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  SEINET12154518  Lupinus excubitus var. hallii J. F. Bright, Wyman, C. 1933-1 8330 Los Angeles San Fernando Valley Comment
  SEINET10485361  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43010 Los Angeles San gabriel mtns. Mojave desert slope: 1 mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge. Silvery perennial with purple flowers. 1143 Comment
  UCSB3295  Lupinus formosus Kraebel, C. 1931-9-2 Los Angeles San Dimas new road grade Comment
  RSA652216  Lupinus formosus var. formosus C. O. Gaston 1948-4-23 s.n. Los Angeles Found by San Dimas canyon Rd, 2 1/2 mi. No. of Hyway 99. Comment
  RSA177720  Lupinus hirsutissimus Robert F. Thorne, Percy C. Everett 1965-5-11 34579 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UC535506  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 250 Comment
  UC865197  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  RSA640931  Lupinus latifolius subsp. parishii L. C. Wheeler 1967-8-9 10413 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  LA200473  Lupinus longifolius Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA414781  Lupinus longifolius Ella M. Kennedy 1923-2-26 s.n. Los Angeles S. Pasadena Comment
  UCR154359  Lupinus microcarpus A. C. Sanders 2005-5-5 29905 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  SD42005  Lupinus microcarpus var. densiflorus Darley F. Howe 1947-5-3 1549 Los Angeles Mint Canyon Comment
  UCR52407  Lupinus microcarpus var. densiflorus David Charlton 1988-4-3 1708 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  SEINET12154590  Lupinus nanus Unknown 1931-1 s.n. Los Angeles around Los Angeles Comment
  UC1971389  Lupinus peirsonii Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains Comment
  RSA0083308  Lupinus sparsiflorus R. G. Swinney 2010-3-22 12019 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA765191  Lupinus sparsiflorus Justin M. Wood 2010-5-10 1594 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR155648  Lupinus sparsiflorus A. C. Sanders, T. B. Salvato 2005-4-26 29677 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA414252  Lupinus sparsiflorus subsp. sparsiflorus N. C. Cooper 1945-5-1 2181 Los Angeles Santa Monica Mountains 762 Comment
  SBBG13711  Lupinus succulentus P. H. Raven 1960-4-11 17280 Los Angeles due W of Wall 2 9 Comment
  UCR186759  Lupinus succulentus T. B. Salvato, Sandra Murcia 2007-3-28 2012 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  RSA294749  Lupinus truncatus Lyman Benson 1945-4-13 11668 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 365 Comment
  RSA724497  Lupinus truncatus K. Dobry 1990-3-25 117 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR65235  Lupinus truncatus Reid Moran 1941-3-9 692 Los Angeles Channel Islands, ridge north of Middle Ranch, Santa Catalina Island. 350 Comment
  RSA167104  Lupinus truncatus W. G. Webb 1935-1 s.n. Los Angeles Eagle Rock. Comment
  UCR281660  Lycium andersonii R. G. Swinney 2014-4-18 16137 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  CAS-BOT-BC233483  Lycium californicum LeRoy Abrams 1903-3-14 3131 Los Angeles San Pedro hills near Rocky Mt. Comment
  RSA158343  Lycium californicum Peter H. Raven 1962-4-9 17155 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  SBBG18820  Lycium californicum E. R. Blakley 1963-4-7 5498 Los Angeles Little Harbor 15 Comment
  SEINET10697084 Image available Lycium chinense Heidi H. Schmidt 1999-10-14 Schmidt 3809 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA98861  Lycium cooperi E. R. Hobbs; 1979-6-25 79- 107 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  SBBG70689  Lycium cooperi R. Hoffmann 1932-4-3 Los Angeles Palmdale Comment
  SFV21787  Lycium cooperi L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  UC54956  Lycopus americanus H. P. Chandler 1902-9-9 2035 Los Angeles <Balloma> Ballona Marshes Comment
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Jul 6 2010
  RSA0051698  Lyonothamnus floribundus Nancy Anderson 1955-1 s.n. Los Angeles Catalina Island. Comment
  UCR86519  Lyonothamnus floribundus subsp. aspleniifolius T. S. Ross, E. Kellogg 1992-4-12 6129 Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  UC774592  Lyonothamnus floribundus subsp. floribundus P. C. Everett 1939-8-22 9536 Los Angeles e slope Black Jack Peak; Santa Catalina Island, Swain's Canyon 457 Comment
  OBI78305  Lysimachia arvensis Jay N. Holliday 1960-5-29 s.n. Los Angeles Canoga Park (6550 Shoup) 244 Comment
  UC56054  Lythrum californicum J. H. Barber 1898-8-3 Los Angeles Topango Comment
  UCR146542  Machaeranthera canescens Scott D. White 2004-8-11 10695 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  LA38634  Madia gracilis Henry J. Thompson; 1959-5-24 2023 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  POM362175  Madia gracilis L. C. Wheeler 1932-6-12 813 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UC187707  Madia sativa Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UC53941  Madia sativa Ernest Braunton Aug. 1902 655 Los Angeles Oak Knoll Comment
  CAS-BOT-BC231880  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3897 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  RSA3231  Malacothamnus davidsonii Carl B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando 335 Comment
  RSA434854  Malacothamnus fremontii Anstruther Davidson 1920-6-1 3369 Los Angeles Acton Road. Comment
  RSA18416  Malacothamnus marrubioides Carl B. Wolf 1927-7-27 686 Los Angeles Ridge Route Road, 1 mi. so. of National Forest Inn. Comment
  UC729478  Malacothamnus marrubioides Carl B. Wolf 1932-9-15 4082 Los Angeles 9 1/2 mi Saugus (Opposite Glenwood's Cafe on the Highway); Mint Canyon 457 Comment
  CAS-BOT-BC345316  Malacothrix californica H. M. Hall 1905-6-1 6252 Los Angeles San Fernando Valley Comment
  UCR99480  Malacothrix clevelandii Steve Boyd, L. Raz 1997-5-6 9715 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  RSA151026  Malacothrix foliosa P. H. Raven 1962-5-8 17606 Los Angeles On dunes on western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  RSA233408  Malacothrix foliosa R. F. Thorne 1966-4-15 35998 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  SBBG44371  Malacothrix glabrata G. Sphon, D. Hearn 1956-5-30 21 Los Angeles Black Butte Comment
  UCSB11502  Malacothrix glabrata Otto, Karen 1962-5-4 Los Angeles 5.8 miles east of junction with Highway 6 on Highway 138 883 Comment
  CHSC35814  Malacothrix saxatilis Philip A. Silverstone 1978-8-12 264 Los Angeles State 1 between Malibu and Pt. Dume, Corral State Beach, sea side of highway. Comment
  UCR99687  Malacothrix saxatilis Scott D. White 1992-10-8 902 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  CAS-BOT-BC347942  Malacothrix saxatilis var. tenuifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7401 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 164 Comment
  UCR253907  Malacothrix saxatilis var. tenuifolia Mitch Provance 2009-6-24 0609- 1 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  CDA39780  Malephora crocea Michael O Brien 2013-12-2 s.n. Los Angeles Malibu; El Pescador State Beach. 0 Comment
  CAS-BOT-BC167867  Malosma laurina L. R. Abrams; I. L. Wiggins 1931-7-4 338 Los Angeles White's Landing, Santa Catalina Island Comment
  RSA0062689  Malosma laurina R. G. Swinney 2010-8-16 13559 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA167851  Malosma laurina R. F. Thorne, P. Everett 1964-2-6 33287 Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  LA105588  Malva nicaeensis Barry A. Prigge; 1989-5-10 8719 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  UCR258699  Malva parviflora R. G. Swinney 2010-3-22 12026 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCD116679  Malva sylvestris Daryl Koutnik 1978-6-24 549 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  UCR162059  Malvella leprosa Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  SEINET8895140  Malvella leprosa G. B. Grant 1904-6-5 1199 Los Angeles Ballona. Comment
  SD212580  Marah A. C. Sanders 2003-3-14 25776 Los Angeles San Gabriel Valley; long abandoned grvel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., and south of Foothill Blvd, north edge of 210 Freeway est of the San Gabriel River channel. 519 Comment
  SBBG69430  Marah fabacea R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  SBBG80287  Marah macrocarpa F. C. Boutin 1967-4-23 1665 Los Angeles Lemon Tank, dump site in cyn 304 Comment
  OBI35598  Marrubium vulgare Rebecca Cicoria 1981-5-17 36 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  SFV15559  Marrubium vulgare R. K. Stachelek 1992-4-14 13 Los Angeles Santa Susana Mountains Los Angeles, Northridge. Near entrance to Eddleston Park on Reseda Blvd. 400 Comment
  UCR175045  Marrubium vulgare Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  RSA0036913  Marrubium vulgare Phil Elliott 1981-2-20 13 Los Angeles Diamond Bar, 1/2 mile west of Diamond Bar Blvd., 1/4 mile south of Grand Ave. Comment
  UCSB5711  Marrubium vulgare Gill, Robert 1959-4-23 Los Angeles Pomona College campus 365 Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  SD185150  Matricaria discoidea S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  RSA708548  Medicago polymorpha Valerie L. Soza, LeRoy Gross 2001-5-9 1190 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  POM178032  Medicago polymorpha J. Ewan 1931-5-11 4190 Los Angeles 1 mile noth Van Nuys Estate, West 6th St. Comment
  RSA624070  Medicago polymorpha L. C. Wheeler 1967-5-18 9649 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  UC865583  Medicago polymorpha I. Johnston 1917-5-20 1245 Los Angeles above Claremont; Johnson's Pasture Comment
  RSA602263  Medicago polymorpha var. brevispina Louis C. Wheeler 1946-4-22 6193 Los Angeles Alhambra. Valley Blvd., one block west of Fremont. Comment
  POM244857  Melica imperfecta F. R. Fosberg 1931-4-22 697 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  POM357030  Melica imperfecta F. R. Fosberg 1931-3-19 4307 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA584947  Melica imperfecta Timothy S. Ross, Steve Boyd 1991-4-25 4600 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  SBBG77086  Melica imperfecta F. R. Fosberg 1931-3-19 4307 Los Angeles Hamilton Cyn 10 Comment
  SD70965  Melica imperfecta R. Mitchell Beauchamp 1967-3-17 Los Angeles Growing around area above Lemon Tank, San Clemente Island Comment
  UCR260381  Melica imperfecta R. G. Swinney 2010-4-23 12374 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  POM348157  Melilotus albus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SBBG127980  Melilotus albus M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2756 Los Angeles hillside by City Fire Station, Avalon 18 Comment
  CATA617  Melilotus indicus Mark L. Hoefs 1991-4-8 1068 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA533444  Melilotus indicus Tim S. Ross 1991-4-21 4505 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull. 323 Comment
  SBBG127031  Mentzelia congesta A. Parikh, N. Gale 2011-6-10 3438 Los Angeles S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns 1305 Comment
  SBBG119020  Mentzelia gracilenta G. D. Wallace with M. Wallace 1983-5-20 2078 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  RSA440441  Mentzelia jonesii Unspecified 1920-1 3403 Los Angeles Roadside near Vincent. Comment
  RSA799903  Mentzelia laevicaulis Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 10 Los Angeles Glendora Ridge Road. 1313 Comment
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Mar 31 2014
  UCR147288  Mentzelia laevicaulis Orlando Mistretta 1992-6-17 592 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  UCR259549  Mentzelia laevicaulis R. G. Swinney 2010-9-1 13673 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA38390  Mentzelia laevicaulis P. A. Munz 1947-9-21 12172 Los Angeles San Antonio Creek at Base Line Road, 3 miles east of Claremont, dry gravelly wash. 457 Comment
  RSA440475  Mentzelia lindleyi Amelia Eatherton 1930-04 s.n. Los Angeles Griffith Park hillside. Comment
  RSA627569  Mentzelia micrantha Sandy Leatherman, Brian Daniels 1998-7-1 28 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  RSA446793  Mentzelia montana Anstruther Davidson 1906-6-1 1627 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA733283  Mentzelia montana R. G. Swinney 2001-6-16 7981 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  RSA567283  Mentzelia veatchiana Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3956 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA666627  Mentzelia veatchiana A. C. Sanders, D. Malueg 1998-6-22 22041 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
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Apr 10 2008
  SEINET2441685  Mentzelia veatchiana Barbara Ertter, L. Heckard; T. Sholars; J. Hickman; et al. 1988-5-23 7486 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2). Comment
  UC872444  Mentzelia veatchiana I. W. Clokey, B. C. Templeton 1930-4-8 4651 Los Angeles w Lancaster 400 Comment
  UCR114073  Mentzelia veatchiana L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mtns., Kentucky Springs Canyon 1220 Comment
  RSA69705  Mentzelia veatchiana F. W. Peirson 1932-4-17 9862 Los Angeles 2 miles northeast of Lovejoy Buttes, Mohave Desert 762 Comment
  SD40047  Mesembryanthemum crystallinum Edith A. Purer 1931-3-21 1512 Los Angeles El Segundo, Sand dunes near ocean Comment
  SBBG13173  Mesembryanthemum nodiflorum E. R. Blakley 1962-6-10 5215 Los Angeles Wilson Cove 9 Comment
  POM363444  Microseris lindleyi M. B. Dunkle 1939-4-6 7296 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR127020  Microseris lindleyi Mark A. Elvin, Cathleen Weigand 2003-4-7 2437 Los Angeles Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek 335 Comment
  UCR222813  Microseris lindleyi R. G. Swinney 2009-4-29 10584 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
  UCR95333  Microseris lindleyi L. C. Wheeler 1967-5-9 9385 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  PASA329  Microseris linearifolia Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA599335  Mimulus androsaceus Steve Boyd, Lauren Raz 1997-3-26 9363 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
  SEINET3371867  Mimulus aurantiacus G. Rink 2011-6-1 10567 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  RSA442627  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA532827  Mimulus aurantiacus var. pubescens Tim S. Ross 1991-8-14 5788 Los Angeles San Gabriel Mts.: Pacifico Mtn Rd, .30 mile E of Lower Pacifico Campground Rd. 1934 Comment
  POM246800  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S- 4429 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 40 Comment
  RSA724668  Mimulus brevipes K. Dobry 1991-5-22 d- 631 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA758007  Mimulus brevipes D. E. Bramlet, Jennifer Pareti 2008-5-6 4261 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. and 1.61km N of Plum Cyn. 482 Comment
  SEINET13276774 Image available Mimulus brevipes R. G. Swinney 2011-1 14469 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCD122435  Mimulus brevipes Daryl Koutnik 1978-3-31 198 Los Angeles West fork of Triunfo Creek, south of Westlake. 411 Comment
  UCR272010  Mimulus brevipes R. G. Swinney 2010-4-28 12414 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA420660  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5496 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  UCR256857  Mimulus cardinalis R. G. Swinney 2010-10-13 14022 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR270930  Mimulus floribundus R. G. Swinney 2011-5-26 14884 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CHSC114475  Mimulus guttatus Duncan S. Bell; Caitlin Elam 2013-6-24 5279 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA598359  Mimulus guttatus Louis C. Wheeler 1967-5-24 9749 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  RSA732922  Mimulus guttatus R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  RSA782212  Mimulus guttatus R. G. Swinney 2009-8-25 11494 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SFV15507  Mimulus guttatus E. J. Spencer 1992-5-10 24 Los Angeles San Gabriel Mountains Elizabeth Lake Road just east of San Francisquito Canyon Road. 701 Comment
  POM3  Mimulus guttatus C. F. Baker 1903-8-12 3460 Los Angeles Hills near Claremont. Comment
  RSA639566  Mimulus guttatus Louis C. Wheeler 1967-5-23 9671 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  NY90725  Mimulus inconspicuus Collector unspecified s.n. Los Angeles Comment
  LA209346  Mimulus johnstonii B. R. Lower; 1954-5-14 sn Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  UCR154030  Mimulus parishii A. C. Sanders 2005-5-11 30201 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA430209  Mimulus parishii Anstruther Davidson 1890-05 s.n. Los Angeles Riverbed. [no additional locality information] Comment
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Oct 19 2007
  RSA0113233  Mimulus pilosus R. G. Swinney 2010-9-30 13909 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
  RSA729700  Mimulus pilosus R. G. Swinney 1998-8-31 6874 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  RSA761146  Mimulus pilosus R. G. Swinney 2008-10-10 9567 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA434676  Mimulus pilosus Louis C. Wheeler 1932-5-19 717 Los Angeles San Gabriel Wash. 107 Comment
  CAS-BOT-BC434633  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-5-9 3481 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above mexican houses. 152 Comment
  CATA1025  Mirabilis laevis var. crassifolia Mark L. Hoefs 1995-5-4 1946 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  POM155651  Mirabilis laevis var. crassifolia D. Meadows 1928-1-7 317 a Los Angeles Ridge above high school. Avalon, Santa Catalina Island. Comment
  RSA657202  Mirabilis laevis var. crassifolia Joseph M. Keefe 2001-1-19 30980 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  CAS-BOT-BC384079  Mirabilis laevis var. villosa P. C. Everett; E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, n. slopes, San Gabriel Mts., from Valyermo 1219 Comment
  RSA0042751  Monardella candicans Bonnie C. Templeton 1971-5-16 11609 Los Angeles About 7 miles northeast of Palmdale. 815 Comment
  UCR193142  Monardella cinerea R. G. Swinney 1999-8-9 7609 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  SBBG51651  Monolopia lanceolata R. Gustafson, C. Davidson 1977-4-20 407 Los Angeles Escondido Cyn Rd ca. 1 mi NE of jct with Agua Dulce Cyn Rd 762 Comment
  RSA0071926  Muhlenbergia asperifolia Sarah Ratay, Robyn Shea 2006-12-7 102 Los Angeles Santa Catalina Island. Buffalo Springs Drainage. Comment
  LA9672  Muhlenbergia microsperma Louis Wheeler; 1932-3-12 463 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 400.0 Comment
  POM220643  Muhlenbergia microsperma L. C. Wheeler 1932-8-9 1129 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA0087110  Muhlenbergia microsperma Steven A. Junak 2001-5-5 SCa- 1516 Los Angeles Santa Catalina Island. N side of Middle Ranch Canyon. 432 Comment
  SEINET4672177  Muhlenbergia microsperma A. S. Hitchcock 801 Los Angeles Santa Anita Canyon Southern Cali. Comment
  UCR129654  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles San Gabriel Mtns., Buckhorn 1982 Comment
  RSA0097619  Muhlenbergia rigens R. G. Swinney 2011-5-26 14869 Los Angeles San Gabriel Mountains: 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA377607  Muilla maritima George B. Grant 1905-4-20 803 Los Angeles Pasadena. Comment
  RSA599594  Muilla maritima Steve Boyd, Lauren Raz 1997-3-31 9397 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
  RSA633359  Muilla maritima L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  SBBG19146  Munzothamnus blairii C. Burch 1963-12-15 Los Angeles first cyn S of Seal Cove Comment
  RSA733154  Myriophyllum R. G. Swinney 1997-6-19 5610 -A Los Angeles San Gabriel Mtns.: SE end of Jackson Lake, west of Wrightwood 1872 Comment
  RSA458026  Myriophyllum aquaticum Anstruther Davidson 1912-07 s.n. Los Angeles In ditch at Hynes. Comment
  RSA728998  Nama demissa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1974 Los Angeles Fort Tejon Road. Comment
  RSA0084952  Nassella cernua R. G. Swinney 2010-5-4 12496 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA6636  Nassella lepida Fay A. MacFadden 1931-06 10108 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SBBG34318  Nassella pulchra P. H. Raven 1962-4-9 17172 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA589322  Navarretia hamata subsp. hamata Gery Allan 1995-5-21 8616 Los Angeles San Clemente Island. Slope between major terraces, between the main westerly stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canyon on the E, 4790 ft WSW of 1135-tri.pt.nearChenity. 316 Comment
  CATA1319  Navarretia hamata subsp. leptantha Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2413 Los Angeles Santa Catalina Island: By upper White's Landing Road, just below Airport Road 396 Comment
  UC73658  Navarretia prostrata Rev. J. C. Nevin 1900-1 Los Angeles Compton Comment
  JEPS57955  Nemacaulis denudata var. denudata Samuel B. Parish 1891-1 Los Angeles Long Beach Comment
  RSA464363  Nemacaulis denudata var. gracilis George B. Grant 1903-1 827 Los Angeles Terminal Island Comment
  SBBG126981  Nemacladus longiflorus var. longiflorus A. Parikh, N. Gale 2011-6-25 3505 Los Angeles upper Big Tujunga Cyn, 1.2 km W of Shortcut Station, 0.8 km N of St Hwy 2; San Gabriel Mtns 1236 Comment
  RSA653697  Nemacladus ramosissimus Valerie L. Soza, Laura Moore 2000-5-10 860 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA75134  Nemacladus ramosissimus F. W. Peirson 1925-4-23 5784 Los Angeles Forks of San Gabriel River. 534 Comment
  UCR190768  Nemacladus sigmoideus R. G. Swinney 2001-5-18 7942 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA586649  Nemacladus sigmoideus Orlando Mistretta 1995-6-1 1757 Los Angeles Carr Canyon. San Gabriel Mountains. 976 Comment
  RSA421329  Nemophila menziesii M. B. Dunkle 1938-3-20 5250 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  SEINET13710998  Nemophila menziesii J. Adams, J. Adams (Botany) 1965-1 144 Los Angeles Ely Canyon 2500 Ft 762 Comment
  POM7063  Nemophila menziesii var. integrifolia P. A. Munz, L. T. Street, G. Williams 1919-4-5 2453 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  RSA191096  Nemophila menziesii var. integrifolia Robert F. Thorne 1967-6-25 37118 Los Angeles Chantry Flats, N of Sierra Madre, Arroyo Seco Section, Angeles National Forest. 762 Comment
  CHSC12147  Nemophila pulchella L. M. Mayer 1973-4-21 96 Los Angeles 50 ft. from the rd in Big Tujunga Canyon ca. 5 mi ne from the intersection of Foothill Blvd and Mt. Gleason Ave. 548 Comment
  POM4067  Nicotiana bigelovii var. wallacei Unspecified 1906-6-4 s.n. Los Angeles Claremont. 366 Comment
  CATA3269  Nicotiana glauca Ben Dion, Julia Parish 2017-1-13 001 Los Angeles Santa Catalina Island: North side of West End Rd., halfway between gate at Emerald Bay and junction with Trans Catalina Trail to Parsons Landing 23 Comment
  CATA579  Nicotiana glauca Mark L. Hoefs 1991-4-7 1018 Los Angeles Santa Catalina Island: Cottonwood Canyon east of main road 64 Comment
  HSC21280  Nicotiana glauca C. E. Fellows 1965-4-15 29 Los Angeles 1 mi. NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  RSA651334  Nicotiana glauca R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  UC1280003  Nicotiana glauca Peter H. Raven 1957-9-21 11360 Los Angeles Topanga Canyon Santa Monica Mountains (2.5 mi above U.S. Hwy 101A) Comment
  UCR197092  Nicotiana glauca LeRoy Gross 2007-4-27 2654 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, west branch of Sherer Canyons, near some old foundations, south of powerlines 288 Comment
  UCR258560  Nicotiana glauca R. G. Swinney 2010-5-29 13012 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCR232367  Nitrophila occidentalis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8009 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E 702 Comment
  RSA670437  Oenothera I. W. Clokey 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  UCR229159  Oenothera californica Dan S. Cooper 2011-5-5 511- 51 A Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  RSA146102  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles 2.5 miles west of Littlerock. Comment
  UCR138537  Oenothera californica subsp. californica L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  RSA589175  Oenothera californica subsp. californica Tim S. Ross 1991-4-27 4679 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  UCR273248  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-1 14949 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
  POM355623  Oenothera elata subsp. hirsutissima Frances L. Cramer 1934-9-6 s.n. Los Angeles Flood control along road between Los Angeles and Long Beach. Comment
  RSA578896  Oenothera elata subsp. hirsutissima Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8101 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA748993  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-21 36906 Los Angeles 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
  UC1005100  Oenothera sinuosa Garrettson 1938-6-10 Los Angeles e of Puente; Southern California Comment
  SBBG12222  Oligomeris linifolia P. H. Raven 1962-5-8 17601 Los Angeles near S end of Seal Cove 15 Comment
  CAS-BOT-BC56212  Opuntia basilaris var. basilaris Ira L. Wiggins 1907-3-10 8775 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  POM321006  Opuntia fusicaulis Lyman Benson, L. Scheinvar 1975-2-16 LS- 1651 Los Angeles La Verne. Comment
  RSA640000  Oreonana vestita L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  RSA353689  Orobanche californica subsp. feudgei R. N. Philbrick 1965-5-20 B 65 -1180 Los Angeles South fork of Little Rock Creek. 1052 Comment
  RSA0072126  Orobanche cooperi Robert Gustafson, Christopher Davidson 1977-4-20 425 Los Angeles Fort Tejon Road, south of Littlerock about 1.5 miles east of the junction with 82nd St. 975 Comment
  CAS-BOT-BC502898  Orobanche fasciculata Tim Ross; Steve Boyd 1993-5-23 7222 Los Angeles Liebre Mountains: Lower, esterly ridge of Red Mtn, on northerly slope 140--220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  RSA0078534  Orobanche parishii subsp. parishii Anonymous 1920-05 s.n. Los Angeles Claremont. Comment
  RSA402062  Orthocarpus purpurascens Francis W. Pennell, Harvey Anderson 1940-4-30 25298 Los Angeles 1.5 mi. west of Topanga 549 Comment
  RSA349853  Orthocarpus purpurascens var. pallidus Walter Wisura, D. Kelly 1986-4-16 4108 Los Angeles W of Valencia, N of rd. to industrial area along dirt road to fields on E side of San Francisquito stream. Comment
  CLARK-A1528-4776  Oryzopsis miliacea John C. Roos 1942-9-27 1734 Los Angeles Los Angeles Comment
  RSA230664  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1969-7-9 38579 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  SBBG127191  Osmorhiza brachypoda A. Parikh, N. Gale 2011-7-7 3548 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1667 Comment
  UC1605264  Osmorhiza brachypoda Timothy S. Ross and Steve Boyd 1994-5-4 7682 Los Angeles narrow canyon draining ne from ne summit of Grass Mt. to Burns Canyon; Liebre Mountains, Lake Hughes 7.5' USGS Quadrangle 1267 Comment
  POM3345  Osmorhiza brachypoda C. F. Baker 1904-5-2 4730 Los Angeles Hills near Claremont Comment
  POM306248  Oxalis corniculata Henry J. Ramsey, Henry J. Ramsey 1938-1-9 1372 Los Angeles Altadena, North Craig Avenue Comment
  UCD111024  Oxalis pes-caprae Geoffrey Levin 1975-1-17 456 Los Angeles waste ground near Bonita and College Ave., Claremont. Alluvial fan of Mt. San Antonia (San Gabriel Mountains.) Santa Ana River drainage area (Pacific Slope.) Comment
  RSA0096800  Oxytheca parishii var. parishii R. G. Swinney 2011-9-27 15702 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  SD239863  Oxytheca parishii var. parishii R. G. Swinney 2008-7-25 9305 Los Angeles San Gabriel Mountains: Twin Peaks, east side (Waterman Mountain 7.5'Q) 2362 Comment
  RSA748494  Packera ionophylla Orlando Mistretta 1992-7-9 659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA182757  Paeonia californica J. Massey, James Henrickson 1966-3-4 1051 Los Angeles Entrance of Coban Canyon. [Cobal Canyon] Comment
  SBBG57157  Panicum capillare R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  SBBG105377  Parietaria hespera var. californica R. M. Beauchamp 1976-5-22 4164 Los Angeles Knob Cyn 121 Comment
  RSA600907  Parietaria hespera var. hespera Louis 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
  RSA187778  Paspalum distichum R. F. Thorne 1966-9-14 36653 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  UC520036  Paspalum distichum Joseph Andorfer Ewan 1932-6-28 7519 Los Angeles Los Angeles River at Los Feliz Bridge Comment
  UCR204906  Paspalum vaginatum R. E. Riefner Jr. 2006-7-29 06- 327 Los Angeles South Coast, city of Carson, near Victoria Park, Dominguez Channel at Del Amo Blvd. 7 Comment
  SEINET10820272  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 420 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS# 111A in Honduras Comment
  SEINET11957947  Passiflora caerulea J. F. Bright, Wyman, C. 1931-1 5292 Los Angeles Los Angeles Comment
  UCR187121  Pectocarya penicillata A. C. Sanders 2006-4-10 31983 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR205970  Pectocarya recurvata Scott D. White, Pam DeVries 1998-4-20 6309 Los Angeles Transverse Ranges/Liebre Mtns, Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd., south of the I-14 Fwy, east of Bee Canyon and west of Agua Dulce Canyon 762 Comment
  CHSC99839  Pectocarya setosa LeRoy Gross 2005-5-3 2212 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  UCR190792  Pectocarya setosa R. G. Swinney 2001-4-18 7924 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  CLARK-A1528-3090  Pellaea andromedifolia J. A. Harpel 1981-3-7 Los Angeles San Gabriel Mountains 609 Comment
  RSA0081776  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  SDSU3614  Pellaea andromedifolia Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Garbriel Mtns. rocky bank about 1/8 of a mile down Chantrx Flats Trail. Comment
  RSA632950  Pellaea andromedifolia var. andromedifolia Valerie L. Soza, Kent Hughes 1999-6-17 548 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  POM199763  Pellaea andromedifolia var. andromedifolia I. W. Clokey, B. Templeton 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  SEINET6626522  Pellaea mucronata G. B. Grant, W. Wheeler 1904-1 920 /6194 Los Angeles Santa Catalina Island, off southern California Comment
  LA3550  Pellaea mucronata var. mucronata J. Warren; 1952-5-27 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon 548 Comment
  LA94165  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-19 1746 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  CATA1817  Pennisetum clandestinum Benjamin E. Carter 2012-8-31 7017 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  UC1922095  Penstemon X dubius LeRoy Gross, Valentin Arvizu 2006-5-31 2470 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37): Near 34.39367N, 118.29405W. 1321 Comment
  CHSC101199  Penstemon centranthifolius Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains, near Shoemaker Canyon. 1444 Comment
  JEPS13628  Penstemon centranthifolius Peter Kamb 1947-6-1 551 Los Angeles n slope Mt. Disappointment San Gabriel Mts. 1554 Comment
  SEINET2042297 Image available Penstemon centranthifolius B. Pitzer 1998-5-12 3712 Los Angeles Western Mojave Desert; HWY 18 (=Hwy 138 = Palmdale Hwy), ca. 1 mi W of the San Bernardino Co. Line. (Mescal cCreek 7.5') 1171 Comment
  UC76103  Penstemon centranthifolius Geo. B. Grant May 1902 938 Los Angeles Glendora Glendora (So. Cal.) Comment
  RSA511321  Penstemon centranthifolius L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA408052  Penstemon grinnellii subsp. grinnellii R. S. Woglum 1940-7-6 2902 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  RSA522445  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4060 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. 1759 Comment
  SDSU21064  Penstemon heterophyllus var. australis Ian Cain, Natasha Bartely 2010-6-21 1530 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  UCR209909  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA96908  Penstemon spectabilis R. M. Straw 1953-4-26 422 Los Angeles Baseline Rd., 1/8 mi. E of Via Padova, north of Claremont. Comment
  RSA482008  Penstemon spectabilis subsp. subviscosus Richard Noyes 1988-5-12 569 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  NY661196  Penstemon spectabilis var. spectabilis F. W. Pennell 1940-5-3 25302 Los Angeles Route 66, Claremont 701.0 Comment
  RSA0008516  Pentachaeta lyonii F. W. Peirson 1908-4-18 1221 Los Angeles Point Fermin. Comment
  RSA0093128  Pentagramma triangularis Richard G. Swinney 2011-3-26 14217 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  UCD137786  Pentagramma triangularis Kenneth A. Wilson 1961-2-18 856 Los Angeles Santa Monica Mountains, Mulholland Highway, 0.5 mile west of Sulfur Hot Springs. Comment
  CATA9  Pentagramma triangularis subsp. triangularis Mark L. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial, in upper Avalon Canyon 167 Comment
  UC62737  Pentagramma triangularis subsp. triangularis Geo. B. Grant 1901-1 530 Los Angeles Old Wilson Trail Comment
  RSA781816  Perideridia parishii subsp. latifolia R. G. Swinney 2009-7-22 11364 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR65246  Perityle emoryi F. R. Fosberg 1931-4-3 S- 04463 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Rd. 5 Comment
  RSA471849  Perityle emoryi George B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  UCSC011215  Petalonyx thurberi subsp. thurberi Adam Searcy 2015-7-10 76 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  SFV2996  Phacelia K. A. Wilson 1961-4-26 1154 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  RSA427573  Phacelia brachyloba Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA650547  Phacelia brachyloba Peter Gail 1961-5-27 s.n. Los Angeles Angeles Crest Hwy, 200' off rd. in canyon. 6 m. N. of La Canada, 3 m. N. of Ranger Station Comment
  RSA580195  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-25 7947 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA74187  Phacelia cicutaria var. hispida F. W. Peirson 1921-6-19 161 Los Angeles North Fork of San Gabriel River. 1006 Comment
  LA38545  Phacelia cicutaria var. hubbyi A. M. Johnson; 1934-5-4 4476 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM310392  Phacelia cicutaria var. hubbyi Margaret Hardinge 1946-3-28 159 Los Angeles Hills west of Pomona 366 Comment
  SD234424  Phacelia cicutaria var. hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26115 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn. 7.5' Q) 487 Comment
  RSA667600  Phacelia ciliata Steve Boyd, Lee Lenz 2001-5-2 10420 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  RSA771776  Phacelia cryptantha R. G. Swinney 2009-5-20 10818 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR220056  Phacelia cryptantha R. G. Swinney 2009-4-24 10438 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA587403  Phacelia curvipes Orlando Mistretta 1995-4-5 1596 Los Angeles Drainage W of Little Rock Creek Reservoir 1037 Comment
  POM49693  Phacelia distans H. M. Hall 1900-6-3 1544 Los Angeles Swarthout Canyon; San Antonio Mountains Comment
  RSA0034412  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont. Comment
  LA88540  Phacelia douglasii O. H. Kappler; 1946-4-13 1128 Los Angeles Mint Canyon Road, 8 mi. S of Palmdale Comment
  RSA426113  Phacelia douglasii T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica, roadside Comment
  UC710448  Phacelia douglasii Carl Epling 1943-3-13 Los Angeles Pershing Drive 1 mi s Culver City Blvd.; Playa del Rey Comment
  POM3803  Phacelia grandiflora Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA0116173  Phacelia imbricata R. G. Swinney 2011-6-15 15202 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  UC1046928  Phacelia imbricata L. R. Heckard 1953-6-14 496 Los Angeles along road to Horse Flat Public Camp near junction of road to Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  RSA0098611  Phacelia imbricata subsp. patula R. G. Swinney 2011-6-14 15118 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA653283  Phacelia minor Kelly Middleton, David Middleton 1988-5-8 20 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Rd. intersection 1220 Comment
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Jun 5 2010
  UC107320  Phacelia minor Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  UCSB33971  Phacelia minor Swanson, D. 1978-4-30 Los Angeles Shields Canyon 7 mi. north of Glendale in San Gabriel Mtns. 609 Comment
  CAS-BOT-BC145075  Phacelia mohavensis Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10054 Los Angeles Lilly Springs, n. slope of Mt. Hawkins, San Gabriel Mts. 2438 Comment
  CAS-BOT-BC145076  Phacelia mohavensis F. W. Peirson 1921-6-15 962 Los Angeles trail from Pine Flats to Chilao, San Gabriel Mts. 1676 Comment
  JEPS1175  Phacelia mohavensis Frank W. Peirson 1921-6-15 962 Los Angeles Pine Flats to Chilao; San Gabriel Mountains Comment
  RSA780099  Phacelia parryi Pam De Vries 2011-4-20 7774 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  UCSB45208  Phacelia parryi Batson, J. 1979-2-24 Los Angeles Near Highway 23, 2 miles north of its junction with Highway 1 near Malibu, CA 152 Comment
  LA38794  Phacelia tanacetifolia Henry J. Thompson; 1959-4-12 1932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  SEINET4044560  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  CAS-BOT-BC265857  Phalaris canariensis Geo. B. Grant 1900-5-18 s.n. Los Angeles El Monte Comment
  CAS-BOT-BC259052  Phalaris lemmonii L. R. A. 1901-4-1 1459 Los Angeles Inglewood Comment
  UCR232522  Phalaris minor Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8017 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 25 m west of Sierra Highway, 180 m north of Avenue F 701 Comment
  RSA91909  Phalaris minor F. W. Peirson 1918-4-28 1575 Los Angeles Road east and south of El Monte. Comment
  RSA585250  Phalaris paradoxa L. C. Wheeler 1933-6-24 1874 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  UCR280544  Pholistoma membranaceum R. G. Swinney 2014-4-10 16034 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
  RSA459302  Pholistoma racemosum George B. Grant 1904-4-20 3671 Los Angeles Santa Catalina Island. Comment
  RSA747190  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CAS-BOT-BC141144  Phoradendron serotinum subsp. macrophyllum Del Wiens 1955-1-12 941 Los Angeles S of US Hgwy. 99 as it crosses Kellog Hills, W of Pomona 609 Comment
  POM354329  Phoradendron villosum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  POM354338  Phoradendron villosum L. E. Hoffman 1932-10-30 17133 Los Angeles San Gabriel Mountains: Barley Flats Comment
  RSA0017042  Phoradendron villosum Del Wiens 1953-10 844 Los Angeles On U. S. Hwy 99, on the Ridge Route, near El Rancho 76. 1067 Comment
  NY43178  Phyllospadix scouleri J. B. Walker 1995-6-7 1442 Los Angeles Santa Catalina Island, S end of Little Harbor Beach Comment
  UCR205058  Picris echioides R. G. Swinney 2008-4-4 8604 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA176517  Picris echioides P. H. Raven 1960-5-31 15469 Los Angeles Campus of University of California 107 Comment
  UCR142641  Pinus A. C. Sanders 1987-12-4 7449 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  OBI70645  Pinus flexilis Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mts: Summit Mt Hawkins 2697 Comment
  RSA0065474  Pinus flexilis Marion P. Harthill 1971-9-25 593 Los Angeles Mt. Baden Powell, Angeles National Forest. 2834 Comment
  RSA384361  Pinus monophylla B. C. Templeton 1932-8-26 5090 Los Angeles Big Rock Canyon 2012 Comment
  UCR95172  Pinus monophylla Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8586 Los Angeles San Gabriel Mtns., upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from junction with 8N05 1204 Comment
  RSA384451  Pinus ponderosa F. R. Fosberg 1931-8-13 S 5676 Los Angeles Islip - Hawkins divide 2300 Comment
  CATA378  Piperia cooperi Mark L. Hoefs 1974-4-30 436 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 167 Comment
  POM6653  Piperia cooperi Philip A. Munz 1919-5-20 2836 Los Angeles Claremont. Comment
  RSA550404  Piptatherum miliaceum Timothy S. Ross 1990-6-20 3595 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  SBBG128786  Piptatherum miliaceum M. L. Hoefs 1995-6-21 2295 Los Angeles Upper Bullrush Cyn 286 Comment
  CAS-BOT-BC71781  Pityrogramma triangularis var. viscosa I. M. Johnston 1918-5-4 1926 Los Angeles Hills back of Laguna Beach 152 Comment
  RSA745045  Plagiobothrys acanthocarpus LeRoy Gross, Pamela Conway 2009-3-22 3613 Los Angeles San Jose Hills; Puddingstone Reservoir. East of the 57 freeway. 274 Comment
  RSA165693  Plagiobothrys arizonicus Brian C. Miller, Wesley O. Griesel 1963-7-2 s.n. Los Angeles Radio Tower, road from Liebre Camp to Sawmill Camp. 1768 Comment
  RSA591994  Plagiobothrys canescens var. catalinensis Mark Hoefs 1974-3-28 422 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  RSA0094550  Plagiobothrys collinus var. fulvescens Richard G. Swinney 2011-6-6 14999 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA592016  Plagiobothrys collinus var. gracilis Mark Hoefs, D. Propst 1973-4-6 136 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  RSA0116321  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31974 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 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
  SBBG17133  Plantago coronopus S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 447 Los Angeles old rd above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail 42 Comment
  POM4539  Plantago erecta E. L. Brown 1894-05 s.n. Los Angeles Elysian Park Comment
  RSA402020A  Plantago erecta Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  UCR136845  Plantago indica 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
  UCR205551  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA228902  Platanthera leucostachys Robert F. Thorne 1971-8-25 41320 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  RSA0048471  Platanus racemosa Jack Pepper 1950-8-27 s.n. Los Angeles Van Nuys. Comment
  LA206296  Platystemon californicus A. M. Johnson; 1928-3-13 2828 Los Angeles Del Rey Hills Comment
  SBBG75  Platystemon californicus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UC1070065  Pluchea sericea A. D. Gifford 1935-2-7 426 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
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Jun 9 2014
  RSA658485  Poa annua Patricia Kouo 1994-4-27 944199 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  SBBG116988  Poa annua S. A. Junak 2001-5-4 SCa 1482 Los Angeles rd between Cherry Cove and 4th of July Cove, ca. 0.1 mi W of ridge between the two coves Comment
  UCR210407  Poa annua R. G. Swinney 2008-12-6 9968 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UC2029991  Poa nevadensis G. D. Wallace 1979-4-19 1688 Los Angeles Transverse Ranges; Liebre Mountains region: Mojave Desert, w. of Fairmont along Lancaster Rd. Joshua Tree woodland. Comment
  RSA0108887  Poa secunda R. G. Swinney 2010-5-21 12878 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. 1299 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
  RSA708656  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1188 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  UC501533  Polycarpon tetraphyllum Frank W. Peirson 1931-5-25 9376 Los Angeles Altadena; 1077 New York Avenue Comment
  SBBG14229  Polygonum arenastrum M. A. Piehl 1962-10-3 62489 Los Angeles main rd near top of Swain's (Swain) Cyn 381 Comment
  SEINET10871690  Polygonum arenastrum David B. Dunn 1947-7-20 Dunn 2994 Los Angeles Collected at 316 n avenue 50. Comment
  UCR48975  Polygonum aviculare A. C. Sanders 1987-9-18 7354 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA579561B  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd 1994-9-20 8255 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 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
  RSA466347  Polygonum lapathifolium F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5499 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  CAS-BOT-BC71901  Polypodium californicum Geo. B. Grant s.n. Los Angeles Pasadena Comment
  SD253315  Polypodium californicum R. G. Swinney 2011-3-26 14218 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SD69633  Polypodium californicum Robert F. Thorne, P. Everett 1965-5-12 34606 Los Angeles Santa Catalina Island, Bulrush Canyon 245 Comment
  UC371188  Polypodium californicum unknown Jun 1902 Los Angeles S Cal, Sierra Madre Mts. Comment
  CATA804  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1376 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  SEINET2473485 Image available Polypogon interruptus Richard G. Swinney 2009-4-17 10390 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 210 Comment
  UCR187241  Polypogon interruptus A. C. Sanders 2006-5-16 32330 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  RSA651595  Polypogon monspeliensis Bill Amling 1948-5-12 16 Los Angeles 5 miles from Puente on Hacienda Ave. 152 Comment
  UCR125966  Polypogon monspeliensis A. C. Sanders, Mark Elvin 2002-6-19 25159 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  LA11942  Polypogon viridis J. A. Ewan; 1932-6-28 7512 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  UC380924  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasdena Comment
  RSA628816  Polystichum imbricans subsp. imbricans Scott D. White, Dave Bramlet 1998-6-29 6825 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
  RSA628630  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  POM308087  Populus fremontii subsp. fremontii Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2910 Los Angeles Little Tujunga Canyon Comment
  UCR202728  Populus tremuloides R. G. Swinney, Cody Clarke 2001-8-22 8076 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA228990  Potentilla glandulosa subsp. ewanii Robert F. Thorne 1971-8-25 41316 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  CHSC25551  Prunus ilicifolia Robert A. Schlising 1970-5-2 2946 Los Angeles Lopez Canyon, north of Pacoima. Comment
  RSA453249  Prunus ilicifolia Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 250 Comment
  RSA497994  Prunus ilicifolia G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UC1128425  Prunus ilicifolia F. H. Raymond 1930-1-28 34 Los Angeles Escondido Pass 487 Comment
  UC861058  Prunus ilicifolia Ira W. Clokey, B. Templeton May 1929 4482 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 250 Comment
  CHSC98054  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles Transverse Ranges: Verdugo Mountains Region: Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance from Lat. Long. 518 Comment
  UCSB8567  Prunus ilicifolia subsp. ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon, SRE plots Comment
  SBBG12142  Prunus ilicifolia subsp. lyonii P. H. Raven 1962-5-9 17703 Los Angeles N of Gray 304 Comment
  SBBG52889  Prunus ilicifolia subsp. lyonii F. C. Boutin 1967-4-23 1661 Los Angeles Lemon Tank, dump site 304 Comment
  UCR73405  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte): Turnbull Canyon drainage near mouth of canyon 154 Comment
  RSA249735  Pseudognaphalium biolettii R. F. Thorne, M. Z. Thorne 1973-2-12 42467 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  UCR259912  Pseudognaphalium biolettii R. G. Swinney 2010-3-16 11943 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
  RSA527607  Pseudognaphalium biolettii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4432 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SDSU3740  Pseudognaphalium biolettii R. M. Beauchamp 1967-1-28 147 Los Angeles Growing on a knoll west of the main road below Stone; San Clemente Island. Comment
  JEPS20492  Pseudognaphalium californicum Frank W. Peirson 1918-6-28 235 Los Angeles foothills e of Rubio Canon; San Gabriel Mountains 609 Comment
  UC202344  Pseudognaphalium leucocephalum A. Davidson, M. D. 1907-1-1 2011 Los Angeles Hollywood Comment
  UCR258718  Pseudognaphalium luteoalbum R. G. Swinney 2010-6-23 13342 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  CAS-BOT-BC357038  Pseudognaphalium luteoalbum David B. Weissman 1971-6-15 57 Los Angeles Santa Catalina Island. Mills Landing 6 Comment
  UC1211114  Pseudotsuga macrocarpa Huron H. Smith 1912-4-30 4855 Los Angeles top Mt. Wilson 2034 Comment
  NY63567  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CATA1704  Pteridium aquilinum var. pubescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3023 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  RSA755817  Pteridium aquilinum var. pubescens R. G. Swinney 2008-7-2 9131 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA0116343  Pteris multifida R. E. Riefner Jr. 2015-8-15 15 -228 Los Angeles City of Los Angeles, Pacific Palisades, N side of Pacific Coast Highway at Porto Marina Way near the PCH pedestrian bridge crossing. 11 Comment
  RSA392912  Pterostegia drymarioides L. E. Hoffman 1929-5-20 17100 Los Angeles San Gabriel Mtns. San Gabriel Mountains, Big Santa Anita Cyn. Comment
  RSA584048  Pterostegia drymarioides Tim S. Ross 1992-4-21 6232 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
  RSA584053  Pterostegia drymarioides Tim S. Ross, S. D. Boyd 1991-4-25 4570 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
  UC1136198  Pterostegia drymarioides A. D. Gifford 1935-3-17 491 Los Angeles 2 1/2 mi. s.w. Red Mt.; Tejon Quad. Comment
  RSA526577  Pterostegia drymarioides Tim S. Ross 1991-3-24 4313 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  RSA601427  Pterostegia drymarioides Louis C. Wheeler 1933-8-27 1662 Los Angeles San Pedro Hills. 305 Comment
  UCR125146  Pulicaria paludosa A. C. Sanders, Mark Elvin 2002-6-25 25289 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR270001  Purshia glandulosa R. G. Swinney 2010-5-19 12786 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA587487  Pycnanthemum californicum Orlando Mistretta 1994-9-13 1480 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  CAS-BOT-BC45791  Quercus George B. Grant; Walter Wheeler 1904-4-21 3560 Los Angeles Santa Catalina Island Pacific Ocean of Southern California Comment
  LA30431  Quercus agrifolia Mary V. Hood; 1940-11-30 40- 195 k* Los Angeles Higgins Canyon Comment
  SFV18427  Quercus agrifolia C. Ferguson 1972-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Comment
  LA46445  Quercus chrysolepis Mary V. Hood; 1941-10-2 41- 172 k* Los Angeles San Gabriel Mountains, Mt. Pacifico 1828 Comment
  CAS-BOT-BC86201  Quercus dumosa Henry J. Thompson 1959-2-23 1852 Los Angeles Santa Monica Mountains. 0.3 miles W of Cornell Post Office, Triunfo Canyon 243 Comment
  CAS-BOT-BC86359  Quercus dumosa W. R. Dudley 1907-12-27 s.n. Los Angeles San [jit] Canyon, near Monrovia Comment
  CAS-BOT-BC86400  Quercus dumosa Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Santa Catalina Island Comment
  JEPS37777  Quercus durata var. gabrielensis Frank W. Peirson 1919-5-14 376 Los Angeles e trail Mt. Lowe San Gabriel Mountains, Mt. Lowe Comment
  RSA596497  Quercus durata var. gabrielensis Louis C. Wheeler 1966-11-23 9152 Los Angeles San Gabriel Mountains. Chileno Canyon, 1/4 mi. upstream from mouth. Comment
  RSA653358  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 301 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA656313  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 656 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA702434  Quercus durata var. gabrielensis Scott D. White 2004-7-28 10664 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  SBBG125060  Quercus durata var. gabrielensis A. Parikh, N. Gale 2010-6-25 3364 Los Angeles Upper Van Tassel Cyn, 0.2 km SW of Mount Bliss 1080 Comment
  CAS-BOT-BC94167  Quercus engelmannii W. R. Dudley 1907-12-4 s.n. Los Angeles Monrovia Comment
  RSA754602  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  UCR95220  Quercus engelmannii L. C. Wheeler 1945-9-20 6154 Los Angeles San Gabriel Mtns., Kinneloa ('Sycamore') Canyon, near base of mountains 366 Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  SBBG44657  Quercus garryana W. B. Holt 1941-10-19 7 -1941 Los Angeles near Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  SBBG105565  Quercus garryana var. breweri T. Ross, S. Boyd 1994-9-21 8307 Los Angeles upper W end of the mtn, along Forest Service Rd, SW of Sandberg Triangulation Pt 1575 Comment
  UCR273912  Quercus ilex Steven A. Junak 1999-5-8 SCa- 916 Los Angeles California Islands, Santa Catalina Island, Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline Comment
  RSA603680  Quercus john-tuckeri Steve Boyd 1997-9-17 10046 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. 854 Comment
  UCSB34851  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge; West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  POM11588  Quercus kelloggii P. A. Munz 1921-6-17 4663 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  CAS-BOT-BC61546  Quercus lobata A. J. McClatchie 1896-4-20 1129 Los Angeles Oak Knoll, South of Pasadena Comment
  RSA0118864  Quercus lobata A. C. Sanders 2007-4-25 33569 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  RSA477307  Quercus lobata Fordyce Grinnell Jr. 1916-10-6 s.n. Los Angeles Pasadena. Comment
  RSA141567  Quercus macdonaldii Percy C. Everett 1960-9-27 24295 Los Angeles Santa Catalina Island, Along Road through Middle Ranch 183 Comment
  CATA1949  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island: Head of small side canyon off Pebbly Beach Canyon 91 Comment
  RSA251380  Quercus tomentella Robert F. Thorne 1966-4-16 36074 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast of island 183 Comment
  SBBG95705  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Gallagher Cyn Comment
  SD234137  Quercus wislizeni Virginia Pinkus Ryder 1964-7-1 243 Los Angeles Road to Mount Wilson. 1562 Comment
  RSA477123  Quercus wislizeni var. frutescens Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA87153  Quercus wislizeni var. frutescens F. W. Peirson 1919-5-10 403 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts 1524 Comment
  RSA0106737  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  LA82458  Ranunculus californicus O. H. Kappler; 1941-3-8 100 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR19814  Ranunculus californicus I. M. Johnston 1917-2-10 69 Los Angeles San Gabriel Valley, hills south of Pomona 366 Comment
  RSA0051765  Ranunculus californicus Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Robinson Road near juncture Topanga Highway. 304 Comment
  UC586893  Ranunculus cymbalaria var. saximontanus Joseph Andorfer Ewan 1934-8-3 8357 Los Angeles below Big Pines Camp; San Gabriel Mts., Swartout Valley 1981 Comment
  RSA399998  Ranunculus hebecarpus Alice Jane Merritt 1894-4-1 s.n. Los Angeles Oak Knoll, Pasadena. Comment
  CATA416  Raphanus raphanistrum Sara L. Crockett, Mark Hoefs, Steve Junak , Gary Allan 1996-10-31 553 Los Angeles Santa Catalina Island: Lower Cape Canyon 198 Comment
  SFV1508  Raphanus sativus K. A. Wilson 1961-3-1 877 Los Angeles San Fernando Valley Tarzana. Topham Street, corner of Etiwanda Ave. Weed patch near railroad tracks. 225 Comment
  UCR258952  Raphanus sativus R. G. Swinney 2010-2-27 11766 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
  SD31165  Raphanus sativus Edith A. Purer 1931-2-21 156 Los Angeles Palos Verdes Comment
  SEINET3840105  Rehmannia angulata Unknown 1939-7-10 Los Angeles Los Angeles campus Comment
  RSA522471  Rhamnus californica subsp. californica Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4028 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1439 Comment
  UCR165233  Rhamnus crocea A. C. Sanders, Helen Kennedy 2005-4-13 29474 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
  UCR179268  Rhamnus crocea R. G. Swinney 1969-7-4 171 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 610 Comment
  CAS-BOT-BC56004  Rhamnus ilicifolia Alice Eastwood 1919-5-29 8951 Los Angeles San Gabriel Canyon Comment
  LA30494  Rhamnus ilicifolia Jane Turner; T. Mosquin 1958-11-16 C 51 Los Angeles Comment
  RSA0094081  Rhamnus ilicifolia R. G. Swinney 2011-5-19 14779 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCSB4042  Rhamnus ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon. SRE plot Comment
  RSA3559  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 122 Comment
  RSA526532  Rhamnus pirifolia Steve Boyd, Tim S. Ross, Arnseth 1990-4-7 4270 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SD66856  Rhamnus pirifolia R. Mitchel Beauchamp 1967-3-20 340 Los Angeles On slope above Abalone Point, south of Avalon, Santa Catalina Island Comment
  SDSU10370  Rhamnus pirifolia D. F. Howe 1953-5-3 2278 Los Angeles Mouth of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  LA62891  Rhus aromatica Louis Wheeler; 1932-4-9 578 Los Angeles Kings Canyon, near Elizabeth Lake 1036 Comment
  HSC34777  Rhus integrifolia R. E. Cooksey Apr 1974 179 Los Angeles Glendora Mtn. Rd., Saw Gabriel Valley Overlook 854 Comment
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Jun 11 2014
  RSA167661  Rhus integrifolia R. F. Thorne, P. Everett 1964-2-6 33286 Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  RSA650023A  Rhus integrifolia Harold Lint, Dunn, Hoover 1948-3-10 328 Los Angeles San Gabriel Cyn. above Res. #1. Comment
  RSA704716  Rhus integrifolia Gary D. Wallace, M. Wallace 1985-3-2 2174 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SEINET10778867  Rhus integrifolia Louis C. Wheeler 1933-3-19 Wheeler 1553 Los Angeles Just within mouth of San Grabriel Canyon, San Gabriel Mts. 244 Comment
  CDA971  Rhus ovata D. G. Kelch 1991-3-24 1339 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  JEPS49281  Ribes amarum Frank W. Peirson 1919-4-5 316 Los Angeles Toll Road San Gabriel Range 1066 Comment
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Dec 10 2014
  UC162037  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mt. Wilson Comment
  RSA0042665  Ribes aureum Laura Moore, Jean Moore 1999-2-6 002 Los Angeles Pitzer College, Claremont: Northeast corner of Outback area. 350 Comment
  SFV1608  Ribes aureum var. gracillimum P. G. Kilburn 1958-3-11 660 Los Angeles San Gabriel Mountains Tapia Canyon, just north of Wayside Honor Ranch property, Castaic. 480 Comment
  UCR5946  Ribes aureum var. gracillimum Sally Crum 1966-4-16 s.n. Los Angeles San Gabriel Mtns, south end of San Lorenzo Nursery, boundary road in Cloverleaf Canyon 1067 Comment
  POM48025  Ribes californicum var. hesperium C. F. Baker 1901-1-1 3981 Los Angeles Hills near Claremont. Comment
  RSA450260  Ribes californicum var. hesperium J. C. Roos 1966-2-4 s.n. Los Angeles Claremont. Comment
  RSA651623  Ribes californicum var. hesperium Bert Harris 1949-1-25 s.n. Los Angeles Found 4 miles from [Highway] 66, in San Dimas canyon. 457 Comment
  UCR212834  Ribes californicum var. hesperium Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1830 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River main stem across from Morris Dam 402 Comment
  CAS-BOT-BC108895  Ribes divaricatum var. pubiflorum Clarence R. Quick 1940-3-20 s.n. Los Angeles El Monte. Comment
  CAS-BOT-BC108896  Ribes divaricatum var. pubiflorum Clarence R. Quick 1942-4-18 s.n. Los Angeles El Monte. Comment
  CAS-BOT-BC173100  Ribes indecorum Frederick V. Coville 1925-4-18 172 Los Angeles San Antonio Canyon, San Gabriel Mountains 609 Comment
  CAS-BOT-BC173423  Ribes malvaceum Joseph Andorfer Ewan 1932-1-3 7014 Los Angeles Head of Nichols Canyon, Santa Monica Mts. Comment
  UCR187275  Ribes quercetorum A. C. Sanders 2006-4-18 32090 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR202533  Ribes roezlii R. G. Swinney 2001-8-9 8013 Los Angeles San Gabriel Mtns., Mount Williamson, second peak from east on the ridge 2494 Comment
  CAS-BOT-BC168662  Ribes speciosum L. Street; P. A. Munz; G. Williams 1919-4-5 2414 Los Angeles Puddingstone Canyon, San Dimas 259 Comment
  UCR124978  Ricinus communis B. C. Templeton 1962-3-24 9294 Los Angeles West side of Verdugo Hills Comment
  RSA791606  Rigiopappus leptocladus D. Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, N of Oso Canyon, 2.8 km due W of Ca Aqueduct, 1.3 km S of Kern Co line, and 1.4 km S of National Cement plant. 1062 Comment
  UCR216373  Rorippa Dan S. Cooper 2010-4-23 410- 38 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA230203B  Rosa californica Robert F. Thorne 1969-7-2 38297 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  SEINET9300518  Rubus parviflorus Unknown 2008-7-2 9126 Los Angeles San Gabriel Mountains (Lat. 34 54' 53") Comment
  POM366437  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon. 60 Comment
  RSA0021880  Rubus ursinus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5110 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR125253  Rubus ursinus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25502 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
  UCD101157  Rumex crispus Robert F. Thorne; M. Z. Thorne 1966-8-29 36607 Los Angeles San Gabriel Mts., Angeles National Forest: Big Pines Recreation Area, south of Jackson Lake on road from Big Pines to Valyermo. 1859 Comment
  UCR282526  Rumex dentatus D. E. Bramlet, Robt. L. Allen 2011-5-24 4849 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, 422 ft. NW of the dam spillway & 576 ft. south of Siphon Road. 60 Comment
  HSC17614  Rumex hymenosepalus C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  SD90509  Rumex salicifolius f. ecallosus Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, gully in rocky slope above pebbly beach, c. I(c) mile SSE of Eel Point, SW side of island 2 Comment
  RSA522462  Rumex salicifolius var. salicifolius Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4042 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  CATA3172  Ruppia maritima Amy Catalano, Julia Parish 2016-9-22 152 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on S side of road 65 Comment
  CDA24077  Sagina procumbens R. Witt 1958-6-24 Los Angeles Pasadena. 0 Comment
  JEPS23137  Salazaria mexicana Rimo Bacigalupi with Reino Alava 1958-7-21 6457 Los Angeles about 3 mi above Little Rock Lake (artificial) (lower reaches of Little Rock Creek, n base of San Gabriel Mts.); n base San Gabriel Mts., abv Little Rock Lake, Little Rock C 1066 Comment
  SBBG37761  Salicornia pacifica M. B. Dunkle 1939-4-7 7330 Los Angeles Pyramid Cove Comment
  RSA617403  Salix exigua Scott D. White 1998-6-4 6649 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community., [range:] 34 31-33'N 118 37-39'W. 427 Comment
  UCD110924  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  CAS-BOT-BC104145  Salix hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  CAS-BOT-BC104146  Salix hindsiana I. Johnston s.n. Los Angeles Compton Creek near Dominguez 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
  SD1033  Salix laevigata Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  SEINET3158585  Salix lasiandra var. lancifolia G. B. Grant 1160 Los Angeles Pasadena Comment
  OBI5717  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles Lower San Gabriel Cyn, about 9.5 km above Azusa 300 Comment
  RSA6437  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 7 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SFV21392  Salix lasiolepis L. Gross 2002-3-7 490 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Along trail in sunny area near creek. 579 Comment
  UCR203185  Salix lasiolepis R. G. Swinney 2005-5-21 8264 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UC506406  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-2-16 7652 Los Angeles Comment
  SFV19099  Salix lucida M. Gary 2003-5-10 s. n. Los Angeles La Canada. Arroyo Seco at Hahamongna Watershed Park. 350 Comment
  RSA502797  Salpichroa origanifolia Tim S. Ross, Steve D. Boyd 1989-6-27 s.n. Los Angeles RSA desert garden. Comment
  RSA443538  Salsola tragus A. C. Sanders 1987-9-18 7358 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  SFV6864  Salsola tragus T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 570 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  POM294055  Salsola tragus Lyman Benson 1945-10-22 11898 Los Angeles Pacific Slope drainage area. 335 Comment
  RSA610538  Salsola tragus L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  UCR259758  Saltugilia australis R. G. Swinney 2010-5-11 12634 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
  HSC17015  Saltugilia grinnellii subsp. grinnellii C. S. Apperson 1967-6-21 Los Angeles Cienega Campgrounds, 13 mi. from Castaic Comment
  UCSB31641  Saltugilia splendens Griesel, Wesley 1962-5-28 Los Angeles Road from Big Pines to Palmdale, San Gabriel Mts. 1524 Comment
  RSA145216  Salvia apiana Alice Ann Webb, R. Heald 1961-3-21 791 Los Angeles Johnson's Pasture, Claremont. San Gabriel Mt. Range, San Gabriel drainage area. 457 Comment
  RSA411293  Salvia apiana Ruth E. Eaton 1956-7-15 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA649072  Salvia apiana Brian McColgan 1988-5-10 11 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  UCR125128  Salvia apiana A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25104 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
  RSA649815  Salvia apiana Matt Brooks 1988-5-7 39 Los Angeles Whittier, Dark Canyon 1.4 miles east of its confluence with Sycamore Canyon. Comment
  RSA82934  Salvia apiana F. W. Peirson 1920-4-30 180 Los Angeles Arroyo Seco, Pasadena. 381 Comment
  POM3986  Salvia carduacea W. R. Dudley, F. H. Lamb 1896-6-9 4365 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA515214  Salvia carduacea Steve Boyd 1986-3-30 1512 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA710705  Salvia columbariae Valerie L. Soza, Susan Caplow 2003-4-11 1625 Los Angeles Brand Park, south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy, head of Brand Canyon. 762 Comment
  SFV9390  Salvia columbariae J. Cicero s. n. Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  RSA14199  Salvia columbariae Carl B. Wolf 1926-5-15 180 Los Angeles Foothills of San Gabriel mts, above Monrovia Comment
  RSA150836  Salvia columbariae Peter H. Raven 1962-5-9 17688 Los Angeles Head of canyon just north of Gray, San Clemente Island. 488 Comment
  CAS-BOT-BC214317  Salvia dorrii var. pilosa B. Ertter; J. Strachan 1979-6-29 3007 Los Angeles N edge of Angeles Nat'l Foerst ca 9 air-miles ESE of Pearblossom, 1.7 mi N of Mile High on county Hwy N4 1463 Comment
  RSA191018  Salvia dorrii var. pilosa Robert F. Thorne 1963-5-15 31659 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UCLA69665  Salvia dorrii var. pilosa C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  RSA434101  Salvia leucophylla R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA658520  Salvia leucophylla Diane Elliott 1985-5-10 33 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR215135  Salvia leucophylla Sarah C. Pasquini 2008-4-19 23 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
  UCR277025  Salvia leucophylla R. G. Swinney 2010-5-25 12906 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC229935  Salvia mellifera Alice Eastwood 1919-7-4 9279 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CAS-BOT-BC229936  Salvia mellifera John H. Thomas 1957-3-9 6499 Los Angeles Chaparral covered hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  CHSC25043  Salvia mellifera L. M. Mayer; I. J. Mayer 1974-4-10 155 Los Angeles On Bouquet Canyon Rd. ca. 1 1/2 mi e of intersection with Vasquez Canyon Road on n side of road. Comment
  PASA487  Salvia mellifera Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA177825  Salvia mellifera Robert F. Thorne, P. Everett 1965-5-10 34431 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  UCR194747  Salvia mellifera Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 736 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  LA34658  Salvia spathacea Mary V. Hood; 1948-5-18 48 4 k Los Angeles 579 Comment
  RSA166502  Salvia spathacea W. G. Webb 1934-12-31 s.n. Los Angeles Eagle Rock. Comment
  RSA739274  Salvinia oblongifolia Richard E. Riefner 2008-7-28 08 -251 Los Angeles Harbor City, Bixby Slough, vicinity of Dodge St. at 255th St. 11 Comment
  RSA477559  Sambucus mexicana Amelia Eatherton 1930-05 s.n. Los Angeles San Fernando Valley. Comment
  RSA0035457  Sambucus mexicana Roxanne Smith 1991-5-14 33 Los Angeles Hills 0.4 mi. southeast of Golden Springs and Diamond Bar Blvd. Comment
  HSC49068  Sambucus nigra subsp. caerulea Patricia Shesgreen 1978-6-17 103 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  UCR259184  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-28 12383 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR124244  Sanicula arguta L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns, Placerita Canyon; same location [which of 2?] as on April 19 579 Comment
  SFV18436  Sanicula crassicaulis unknown 1977-6-15 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Los Pinetos Trail. Comment
  UCR202739  Sarcodes sanguinea R. G. Swinney 2001-8-27 8101 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  RSA605661  Satureja mimuloides Louis C. Wheeler 1965-6-5 8698 Los Angeles San Gabriel Mountains: ca.1 mile upstream from Mill Creek, opposite turn off to Upper Big Tujunga to Camp Colby. Comment
  LA50745  Saxifraga californica O. A. Plunkett; 1936-3-14 sn Los Angeles Boy Scout Camp, Topanga Canyon Comment
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Jul 30 2015
  UCR140427  Saxifraga californica June Latting 1958-3-30 234 Los Angeles San Gabriel Mtns., end of Live Oak Canyon Road, 3 miles north of Claremont 610 Comment
  SBBG131440  Schismus S. A. Junak 1996-4-10 SCI 281 Los Angeles Johnston Park, along 80 Wilson Cove Rd 121 Comment
  UCR274101  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 629 Los Angeles California Islands, Santa Catalina Island, just south of road to East Peak, along ridgetop southwest of Peak 1245, c. 0.85 air miles northwest of East Peak 348 Comment
  RSA357905  Schismus barbatus R. F. Thorne 1973-3-26 42721 Los Angeles San Gabriel Mountains: Webb Canyon, N of Claremont 366 Comment
  UCR179200  Schismus barbatus L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains, Little Tujunga Canyon 427 Comment
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Jul 5 2010
  LA201029  Schismus barbatus Carl Wishner; 1989-4-12 1557 Los Angeles SIMI HILLS, Liberty Canyon, quarry site 0.25 mi NW of US 101 underpass. 320 Comment
  LA103207  Schoenoplectus acutus var. occidentalis Barry A. Prigge; 1985-6-14 6414 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  SD352224  Scirpus microcarpus Steven A. Junak 1999-9-10 Sca 1094 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  RSA365997  Scirpus microcarpus Anstruther Davidson 1893-08 s.n. Los Angeles Khurtz Street Marsh. Comment
  UC1125710  Scrophularia californica Jerome S. Horton 1937-6-10 455 Los Angeles Tanbark; Pomona Quadrangle Comment
  LA51844  Scrophularia californica subsp. californica M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CATA988  Scrophularia villosa Mark L. Hoefs 1994-5-21 1862 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA226013  Scutellaria siphocampyloides Robert F. Thorne, C. W. Tilforth 1971-6-29 40657 Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR238645  Scutellaria siphocampyloides Anuja Parikh, Nathan Gale 2010-6-18 3337 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 1.2 km north of State Hwy 2 (Angeles Crest Hwy) 0.4 km west of Upper Big Tujunga Canyon Road 1220 Comment
  LA209588  Selaginella asprella Lawrence L. Kiefer; 1966-10-29 2477 Los Angeles San Gabriel Mountains, vicinity of Devil's Punchbowl, Holcomb Cyn, ca. 1/3 mi S of USFS trail 9W01 1462 Comment
  UCD135968  Selaginella asprella Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side of Devil's Canyon. 1402 Comment
  RSA656422  Selaginella bigelovii Valerie Sosa, LeRoy Gross, Ruby Kopelov 2000-3-30 663 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 548 Comment
  RSA683767  Selaginella bigelovii Meryl B. Dunkle 1928-5-12 1927 Los Angeles Empire Landing 183 Comment
  UCR93948  Senecio flaccidus var. douglasii R. D. Goeden, J. Teerink 1996-7-16 s.n. Los Angeles San Gabriel Mtns., above Grandview Canyon on Big Pines Highway 1760 Comment
  CATA2795  Senecio lyonii Howard L. Ferguson 1980-3-11 103 Los Angeles San Clemente Island: Off Westhore Rd. and Eel Pt. Grade 15 Comment
  CATA3387  Senecio vulgaris Peter J. Dixon 2017-3-24 077 Los Angeles Santa Catalina Island: Near Isthmus, 670 m northeast of Tower Pk. 260 Comment
  CATA881  Senecio vulgaris Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1693 Los Angeles Santa Catalina Island: Above Black Jack road by fenced mine shaft 411 Comment
  UC1536075  Senecio vulgaris Robert F. Thorne 1975-9-4 47387 Los Angeles USC Marine Science Center campus Santa Catalina Island, Fisherman's Cove, USC Marine Science (Fisherman's Cove, Santa Catalina Island) Comment
  RSA773512  Senna Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7294 Los Angeles Los Angeles Basin Region: Montebello Hills: oil field above Sycamore Canyon and North Montebellow Blvd., 0.6 km SE Paramount Blvd. bridge over Pomona freeway 138 Comment
  LA8984  Setaria gracilis A. M. Johnson; 1931-10-7 3823 Los Angeles Santa Monica Mountains, Stone Canyon Comment
  RSA483321  Setaria parviflora Anstruther Davidson 1912-06 2865 Los Angeles Los Angeles County Comment
  UCR198050  Setaria viridis Don Ford 1984-8-10 s.n. Los Angeles Western Mojave Desert, Antelope Valley, Lancaster, Antelope Valley Dairy Comment
  CATA2984  Sibara filifolia Peter J. Dixon 2015-2-25 016 Los Angeles Santa Catalina Island: Wild Boar Gully. Mid-slope population, 153 SW of gate, 26 downslope (south) of ridge. 260 Comment
  RSA0045412  Sidotheca caryophylloides Wendy Boes 2010-7-7 2011 -010 Los Angeles San Gabriel Mountains; Mount Hillyar. 1804 Comment
  RSA248874  Silene antirrhina R. F. Thorne 1973-4-12 42971 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  CATA1074  Silene gallica Mark L. Hoefs 1995-5-16 2017 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  POM48130  Silene gallica Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
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Apr 24 2008
  RSA3513  Silene gallica C. B. Wolf 1932-5-9 3456 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  RSA746772  Silene gallica R. G. Swinney 2008-4-17 8692 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCD98642  Silene gallica C. Davidson 1971-5-7 1510 Los Angeles Catalina Island, at Ben Weston Beach. 15 Comment
  RSA650325  Silene gallica Jim Kishi 1948-2-11 s.n. Los Angeles Foot of mountains west of Dalton Canyon. [ Little or Big Dalton Canyon ?, N of Glendora]. Comment
  POM293139  Silene laciniata subsp. major Lyman Benson 1947-5-13 12403 Los Angeles LIttle Dalton Canyon 365 Comment
  SDSU12063  Silene laciniata subsp. major Jennifer Swenson, David Shaari 1995-5-2 2 V95A Los Angeles Off Encinal Canyon Rd. in Charmlee Regional Park, 1 mile on dirt road beyond park gate, before open meadow. 419 Comment
  RSA135198  Silene multinervia Peter H. Raven, Henry J. Thompson 1960-5-16 15385 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  RSA798110  Silene verecunda Jane Tirrell 2012-7-25 LS 0126 Los Angeles Junction of Pacific Crest Trail with South Mt. Hawkins Trail 2558 Comment
  SBBG126992  Silene verecunda A. Parikh, N. Gale 2011-6-28 3516 Los Angeles upper Big Tujunga Cyn, 0.1 km SW of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  POM18117  Silene verecunda subsp. platyota P. A. Munz 1941-11-13 6842 Los Angeles Vincent gulch 1981 Comment
  CLARK-A1528-2199  Silybum marianum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  SBBG72156  Sisymbrium altissimum M. N. Ackley -May-1926 150 Los Angeles Harold 792 Comment
  UCR124754  Sisymbrium altissimum B. C. Templeton 1932-6-17 4912 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR223071  Sisymbrium altissimum R. G. Swinney 2009-5-6 10679 B Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR223578  Sisymbrium altissimum R. G. Swinney 2009-6-17 11225 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA310146  Sisymbrium altissimum Wayne E. Sawyer 1981-7-10 90 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle And junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  UC557721  Sisymbrium irio Nell Murbarger March, 1936 63 Los Angeles San Clemente Island Comment
  CDA33378  Sisymbrium orientale J. M. Wood 2009-3-6 336 Los Angeles City of Claremont; NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. Comment
  UCR259128  Sisymbrium orientale R. G. Swinney 2010-5-4 12527 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA331756  Sisymbrium orientale Robin S. Collins 1973-3-26 209 Los Angeles Angeles National Forest, San Gabriel Mts., Trail Canyon. 609 Comment
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May 30 2007
  JEPS64281  Sisyrinchium bellum Frank W. Peirson 1919-5-18 444 Los Angeles Monrovia Canyon; San Gabriel Mountains 518 Comment
  LA200925  Sisyrinchium bellum Carlos Hagen; 1979-3-16 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  RSA366026A  Sisyrinchium bellum Gale Sphon 1955-5-12 s.n. Los Angeles 0.5 mile west of Beverly Glen on Mulholland Drive. Comment
  RSA422396  Solanum douglasii Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  RSA751115  Solanum douglasii Justin M. Wood 2009-6-5 840 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET13387052 Image available Solanum douglasii R. G. Swinney 2011-1 14082 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UCR193945  Solanum douglasii A. C. Sanders 2008-7-10 35740 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR259966  Solanum douglasii R. G. Swinney 2010-3-18 11982 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR276965  Solanum douglasii R. G. Swinney 2010-6-8 13239 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
  UCR96606  Solanum douglasii Scott D. White 1997-2-2 4658 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  RSA576127  Solanum douglasii F. H. Elmore 420 Los Angeles San Clemente Island. Comment
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May 16 2008
  UCD126935  Solanum douglasii Gordon Pilone 1961-4-21 11 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. Pacific Slope Drainage Area. 365 Comment
  NY821435  Solanum nigrum P. O. Schallert 1943-4-19 s.n. Los Angeles Monrovia Comment
  RSA0048365  Solanum tuberosum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Kneen Place. 243 Comment
  CAS-BOT-BC83643  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  JEPS12000  Solanum umbelliferum Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  RSA599757  Solanum umbelliferum Steve D. Boyd, Lauren Raz 1997-5-6 9776 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA610968  Solanum umbelliferum Louis C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2012 Comment
  RSA702563  Solanum umbelliferum Scott D. White 2004-5-10 10359 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  RSA78648  Solanum umbelliferum F. W. Peirson 1943-5-15 13550 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  UC1595301  Solanum umbelliferum Tim Ross 1992-4-27 6250 Los Angeles sw of Rancho Santa Ana (s side of Indian Hill Mesa, (area bulldozed [in Nov. 1992] for expansion of the Claremont School of Theology)); Claremont, Indian Hill Mesa 393 Comment
  UC26252  Solanum umbelliferum Samuel B. Parish 1887-6-1 1888 Los Angeles near Elizabeth Lake (Antelope Valley); Antelope Valley Comment
  UC450841  Solanum umbelliferum Fay A. McFadden 1931-4-22 2642 Los Angeles San Franscito Canyon Comment
  RSA427449  Solanum umbelliferum Fordyce Griffiths Jr. 1911-06 3367 Los Angeles Mt. Wilson 1768 Comment
  SEINET7262138 Image available Solanum umbelliferum W. G. Granert 1965-6-9 s.n. Los Angeles Santa Monica Mountains; Beverly Hills; Ferrari Dr., 0.5 block from jct. with Summit Ridge Road Comment
  CAS-BOT-BC237743  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Avalon, Santa Catalina Island Comment
  POM126864  Solanum wallacei F. M. Reed 1909-7-2 2819 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  UCR19822  Solanum wallacei Freda Detmers 1929-4-13 s.n. Los Angeles Channel Islands, Santa Catalina Island: Descano Canyon 152 Comment
  CHSC3672  Solanum xanti Mary MacArthur 1966-5-26 36 Los Angeles Switzers Camp-San Gab. Mts. 914 Comment
  LA51835  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR43275  Solanum xanti var. montanum David Charlton 1986-6-15 239 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR256445  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA473691  Solidago confinis Thekla Mohr 1915-1 3007 Los Angeles North Fork, San Gabriel River. Comment
  RSA5441  Solidago confinis C. B. Wolf 1932-9-16 s.n. Los Angeles 100-150 feet west of State Highway at southeast corner of Pacific Western Oil Co. lease in 1705 acre portion. Bryant Ranch. 2 Comment
  SEINET11382850 Image available Solidago confinis F. R. Fosberg, Ewan, Joseph 1931-1 4942 Los Angeles Big Cienega above Crystal Lake Comment
  CAS-BOT-BC365018  Solidago velutina subsp. californica Timothy S. Ross; Steve Boyd 1994-9-20 8269 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  SBBG83259  Sonchus asper M. Daily 1986-4-7 SCa-t- 6 Los Angeles Bird Rock Comment
  RSA637502  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 1999-5-10 451 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA638813  Sonchus oleraceus Valerie L. Soza, Laura Moore 1999-6-30 589 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  SBBG20497  Sonchus oleraceus E. R. Blakley 1963-12-7 6371 Los Angeles 200 yds SE of new air strip 60 Comment
  SEINET4049325  Sonchus oleraceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 182 Comment
  UC75803  Sonchus oleraceus unknown June 1903 Los Angeles Los Angeles Comment
  SD38305  Sonchus oleraceus Edith A. Purer 1932-3-24 Los Angeles El Segundo sand dunes. Comment
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Jul 10 2010
  RSA607596  Sorghum halepense L. C. Wheeler 1966-10-25 9071 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SFV1952  Spartium junceum M. L. Vincent 1962-7-10 272 Los Angeles Santa Monica Mountains Mulhholland Highway near Stunt Road, about 3 miles south of Ventura Blvd. 300 Comment
  RSA0107839  Spergularia bocconi Steven A. Junak 2000-5-19 SCa- 1326 Los Angeles Santa Catalina Island. On W side of 1st ridge W of Twin Rocks, ca. 0.44 mi SE of Goat Harbor., [On the label it is spelled Goat Garbor, but that is not a place.] 287 Comment
  RSA0098395  Spergularia macrotheca F. R. Fosberg 1931-5-22 S 4969 Los Angeles Isthmus Harbor, Santa Catalina Island. Comment
  RSA0098743  Spergularia macrotheca Steve Boyd, Orlando Mistretta, Laurel Arnseth, Bart O Brien, Thomas Hayduk 1990-4-6 4167 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  SD85182  Spergularia macrotheca Michael R. Benedict 26-27 Jun 1971 Los Angeles San Clemente Island, ca. 0.5 mile south of Wilson Cove. Comment
  RSA0098141  Spergularia rubra L. C. Wheeler 1932-10-21 1432 Los Angeles Temple City. 107 Comment
  CATA1590  Spergularia villosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2860 Los Angeles Santa Catalina Island: Road to Toyon Beach 182 Comment
  SEINET7047911  Sphaeralcea ambigua var. rugosa Steven R. Hill, Kate Kramer 2001-4-22 33360 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  POM50693  Sporobolus airoides A. D. E. Elmer 1902-06 3623 Los Angeles Lancaster. Comment
  RSA446608  Stachys albens Bonnie C. Templeton 1932-7-20 5015 Los Angeles Big Pines Park. 2092 Comment
  RSA729768  Stachys albens R. G. Swinney 1998-8-6 6701 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  RSA82554  Stachys albens F. W. Peirson 1927-8-14 7840 Los Angeles Arroyo Seco south base of San Gabriel Mts. 549 Comment
  UCR258508  Stachys albens R. G. Swinney 2010-6-23 13307 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  UCSB72623  Stachys bullata Soza, Valerie; Gross, LeRoy 2001-5-9 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  CAS-BOT-BC60919  Stanleya pinnata Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, north LA county. Comment
  LA200974  Stanleya pinnata var. pinnata Carl Wishner; 1987-5-19 1353 Los Angeles Santa Monica Mountains, Calabasas, 0.5 mi E of Las Virgenes Rd and Agoura Rd Comment
  SBBG117038  Stebbinsoseris heterocarpa S. A. Junak 2001-5-4 SCa 1490 Los Angeles SE of Parson's Landing 121 Comment
  SBBG130883  Stebbinsoseris heterocarpa S. A. Junak 1999-5-7 SCa 903 Los Angeles upper Cape Cyn 509 Comment
  SBBG31038  Stellaria media R. F. Thorne 1966-4-28 Los Angeles Renton Mine Rd 213 Comment
  UCR229523  Stellaria media Dan S. Cooper 2011-2-21 211- 36 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA678318  Stellaria nitens V. Soza, Steve Boyd 2002-4-10 1399 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  CHSC62041  Stephanomeria diegensis L. P. Janeway 1993-10-5 4616 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  SD85040  Stephanomeria diegensis E. R. Blakley 1962-6-10 5235 Los Angeles San Clemente Island, above and north of Seal Cove. 60 Comment
  POM290699  Stephanomeria exigua subsp. exigua Arthur L. Cohen 1935-8-2 521 Los Angeles Park. Comment
  RSA225982  Stephanomeria exigua subsp. exigua R. F. Thorne, C. W. Tilforth 1971-6-29 40700 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA474195  Stephanomeria exigua subsp. exigua E. A. Purer 1930-11-25 s.n. Los Angeles Near Los Angeles Comment
  IRVC27332  Stephanomeria virgata A. C. Sanders, Mark Elvin 2003-8-7 27153 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  RSA616533  Stephanomeria virgata Scott D. White 1995-10-19 3709 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR231168  Stephanomeria virgata Dan S. Cooper 2011-9-27 911- 114 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  SFV4127  Stephanomeria virgata M. L. Vincent 1963-11-22 471 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of New Topanga Canyon Road. Roadside. Comment
  SEINET5116232  Stipa Unknown 1963-4-6 G- 214 Los Angeles Grown at UCLA Campus. Originally from 20 mi. N of Deaful along rd. to Khorramabad, Iran. Comment
  UCR52600  Stipa cernua L. F. LaPre 1988-7-2 s.n. Los Angeles Western Mojave Desert, Del Sur Ranch, 6 mi. west of Lancaster, near intersection Ave G & 100th Street West 765 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
  UCR125633  Stipa coronata A. C. Sanders 2003-5-26 25863 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR198384  Stipa coronata Valerie Soza, L. Moore 2000-5-10 835 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UCR258820  Stipa coronata R. G. Swinney 2010-4-23 12348 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SEINET10603837  Stipa coronata var. depauperata Carl C. Epling 1937-7-7 Epling s.n. Los Angeles Wild rose canyon; Water Canyon above Thorndikes Ranch 2286 Comment
  UCR193532  Stipa hymenoides R. G. Swinney 1999-6-18 7297 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  IRVC28601  Stipa lepida A. C. Sanders, Mark Elvin 2002-6-20 25205 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  UCR200207  Stipa lepida Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 881 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  HSC23308  Stipa miliacea C. E. Fellows 1965-12-23 194 Los Angeles Granada Hills, 2/10 mi. W of Zelzah Ave. on Rinaldi St. Comment
  SEINET10469459  Strelitzia nicolai Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4878 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UC604844  Streptanthella longirostris Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9496 Los Angeles Highway between Adelanto and Lancaster Comment
  CATA1612  Stylocline gnaphaloides Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2882 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 384 Comment