Search Results — 2000 specimen records retrieved (1591 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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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460921  Abronia maritima G. J. Hollenberg 1928-7-10 s.n. Los Angeles south part of Venice, south of Del Rey Palisades Comment
  POM50868  Abronia pogonantha A. D. E. Elmer 1902-06 3663 Los Angeles Lancaster. Comment
  SFV16046  Abronia umbellata A. M. Orcino, A. Sutton 1994-4-22 3 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  NY679463  Abronia umbellata H. E. Hasse 1888-4-18 4119 Los Angeles At Long Beach. Comment
  CAS-BOT-BC331527  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles Claremont Comment
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UC1594384  Achillea millefolium Tim Ross 1982-4-14 6188 Los Angeles ca 20-40 m ene intersection of new Lemon Tank Rd & main N-S island access r; San Clemente Island 339 Comment
  POM116126  Achnatherum coronatum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  POM182186  Achnatherum coronatum Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  UC1505889  Achnatherum coronatum Dr. H. E. Hasse 1888-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC260444  Achnatherum hymenoides Roxana S. Ferris 1918-6-12 931 Los Angeles Lancaster Comment
  RSA549506  Achnatherum parishii Timothy S. Ross, Steve Boyd 1990-6-18 3840 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA92266  Achyrachaena mollis F. W. Peirson 1921-4-10 1363 Los Angeles South base of San Gabriel Mtns. San Dimas Canyon. 426 Comment
  CAS-BOT-BC204754  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-2 7200 Los Angeles SE coast, San Clemente Island Comment
  SD72388  Acmispon argophyllus var. argenteus Darley F. Howe 1968-2-25 4491 Los Angeles Santa Catalina Island, north side of Fourth of July Cove, hillside Comment
  SBBG67980  Acmispon maritimus var. maritimus M. N. Ackley 1927-5-29 540 Los Angeles Mulholland Drive 548 Comment
  SBBG12346  Acmispon micranthus P. H. Raven 1962-5-8 17591 Los Angeles above Seal Cove 24 Comment
  RSA0119797  Acourtia microcephala R. G. Swinney 2014-5-15 16508 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  UC1595385  Acourtia microcephala Tim Ross and Peter Fritsch 1990-6-20 3699 Los Angeles w side of, (Forest Service Rd 1N36 heading s from Rinco-Red Box Rd) Van Tassel Canyon; San Gabriel Mountains, Van Tassel Canyon 304 Comment
  CAS-BOT-BC133174  Adenostoma fasciculatum Geo. L. Moxley 1927-5-1 2035 Los Angeles Wash at La Crescenta Comment
  CAS-BOT-BC133189  Adenostoma fasciculatum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  CAS-BOT-BC133190  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Santa Catalina Island, along the equestrian trail, back of Avalon 106 Comment
  UC72959  Adenostoma fasciculatum unknown May 1902 Los Angeles foothills near Los Angeles and Pasadena Comment
  RSA390495  Adenostoma fasciculatum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Ridge west of Maudeville Canyon 550 Comment
  UC575049  Adenostoma sparsifolium K. Kueen 1933-8-25 Los Angeles foot of Saddle Peak; Santa Monica Mts., Saddle Peak Comment
Read comments
Mar 20 2015
  SD112342  Adiantum aleuticum Darley F. Howe 1915-3-1 26 Los Angeles San dimas Canyon Comment
  RSA0092269  Adiantum capillus-veneris R. G. Swinney 2010-9-13 13818 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
  UCR190878  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  POM6780  Adiantum jordanii Hilda Wood 1901-4-3 s.n. Los Angeles Glendora Comment
  UCSB30935  Adiantum jordanii Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island 1 Comment
  RSA730718  Agoseris grandiflora R. G. Swinney 1997-6-13 5583 Los Angeles South of Pinon Hills, ridge NE of Table Mt. near LA Co. line. 1829 Comment
  RSA609127  Agoseris retrorsa L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  SDSU21027  Agoseris retrorsa Ian Cain, Ryan Gilmore 2010-6-3 1494 Los Angeles Angeles National Forest, San Gabriel Mountains. Near summit of Mount Gleason 1918 Comment
  UCR223484  Agoseris retrorsa R. G. Swinney 2009-5-28 10919 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA602275  Alisma triviale L. C. Wheeler 1952-7-10 6857 Los Angeles Whittier Narrows Dam. Comment
  JEPS47632  Allium burlewii I. M. Johnston 1917-6-20 1490 Los Angeles Baldy Lookout of U.S. Forest Service San Antonio Mountains, Mt. San Antonio, Baldy Lookout 2133 Comment
  UC3067  Allium burlewii H. M. Hall Jun 3 1900-Jun 6 1900 1497 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2042 Comment
  SDSU11551  Allium fimbriatum var. mohavense D. F Howe 1947-5-5 1531 Los Angeles North side of San Gabriel Mts., LA. Comment
  UCR188654  Allium haematochiton R. G. Swinney 1990-3-23 1542 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UC1339531  Allium lacunosum S. W. Hutchinson 1933-4-24 5546 Los Angeles on the Del Sur road near Palmdale; Mohave Desert, Antelope Valley 813 Comment
  RSA308938  Allium peninsulare var. peninsulare Samuel R. Tyson 1944-6-20 691 Los Angeles from west end of 4100 down to Saddle of road. San Dimas Experimental Forest Comment
  RSA188703  Allium praecox Robert F. Thorne 1966-4-4 35773 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  UC557647  Allium praecox Nell Murbarger May, 1936 227 Los Angeles w side of San Clemente Island San Clemente Island Comment
  CAS-BOT-BC475405  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA367125  Allium praecox M. B. Dunkle 1939-4-4 s.n. Los Angeles San Clemente Island: Chenetti Canyon. Comment
  RSA668669  Allophyllum divaricatum Steve Boyd, LeRoy Gross 2002-5-7 10432 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  SBBG78925  Allophyllum glutinosum F. R. Fosberg 1931-7-14 5413 Los Angeles Hamilton Cyn 30 Comment
  RSA452779  Alnus rhombifolia Geo C. Johnstone 1927-10-30 15739 Los Angeles Arroyo Seco Canyon above Switzer's Comment
  RSA452782  Alnus rhombifolia F. R. Fosberg 1931-3-1 S- 4218 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  RSA596197  Alnus rhombifolia Lauren Raz, Steve Boyd 1996-10-23 30 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  RSA766852  Alnus rhombifolia Justin M. Wood 2009-9-9 1285 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA0091159  Amaranthus albus R. G. Swinney 2011-6-30 15386 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA601048  Amaranthus albus Steve Boyd, Lauren Raz 1997-6-18 9980 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA626225  Amaranthus albus L. C. Wheeler 1966-10-1 8949 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  UCR216882  Amaranthus blitoides R. G. Swinney 2009-3-13 10110 B Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR258767  Amaranthus blitoides R. G. Swinney 2010-6-23 13324 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
  UCR9371  Amaranthus blitoides G. Hill 1969-11-10 s.n. Los Angeles San Gabriel Valley, Puente Hills 432 Comment
  UCR101198  Amaranthus caudatus L. C. Wheeler 1947-9-14 6629 Los Angeles Rio Hondo: between Rosemead Blvd. and Garvey Ave. [El Monte] 70 Comment
  LA31573  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-31 14718 Los Angeles Santa Monica Mountains, Wells Avenue near Tampa Avenue 304 Comment
  POM13687  Amaranthus retroflexus P. A. Munz 1922-10-15 6557 Los Angeles Claremont. 366 Comment
  CAS-BOT-BC13488  Amblyopappus pusillus M. B. Dunkle 1939-4-5 7268 Los Angeles San Clemente Island, China Point Comment
  SBBG98676  Amblyopappus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5091 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  UC1215135  Amblyopappus pusillus Peter H. Raven 1962-4-9 17137 Los Angeles near barracks Wilson cove; San Clemente Island 60 Comment
  CAS-BOT-BC42899  Ambrosia acanthicarpa J. Q. Adams 1910-10-1 s.n. Los Angeles Soldier's Home Comment
  RSA188003  Ambrosia psilostachya R. F. Thorne, Percy C. Everett 1965-6-24 35036 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon 45 Comment
  UCSB9147  Ambrosia psilostachya H. Wedberg 1958-7-14 346 Los Angeles collected at Faculty Hill, in the U. C. L. A. Campus Faculty Hill, U. C. L. A. Campus Comment
  CAS-BOT-BC174664  Ambrosia psilostachya var. californica Timothy S. Ross; Steve Boyd 1994-7-7 8149 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  CAS-BOT-BC272926  Ambrosia salsola Le Roy Abrams; E. A. McGregor 1908-7-2 542 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 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
  UCR208997  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles Verdugo Mountains region, San Rafael Hills, Glendale 305 Comment
  UC551850  Amsinckia intermedia F. R. Fosberg 1932-5-5 10643 Los Angeles hills n of Avalon; Santa Catalina Island Comment
  UC557748  Amsinckia spectabilis Nell Murbarger 1936-3-1 116 Los Angeles w side San Clemente Island (near the sea) Comment
  RSA585528  Amsinckia tessellata Tim Ross, Steve Boyd 1991-3-23 4267 Los Angeles Lovejoy Buttes, on the Mojave Desert. NE portion of the main buttes, west of Lovejoy springs (destroyed by development). 851 Comment
  UCR192170  Amsinckia tessellata var. gloriosa A. C. Sanders 2008-4-17 34933 Los Angeles Transverse Range, hills c. 1.5 miles SW of Neenach School, c. 1.5 mi. west of Pine Canyon 989 Comment
  RSA728776  Amsinckia tessellata var. gloriosa Gary D. Wallace 1979-4-19 1695 Los Angeles Near W end of Lancaster Rd. Comment
  UC998923  Anagallis arvensis P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  RSA602028  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  SD230129  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon. Comment
  RSA0063155  Andropogon glomeratus var. scabriglumis F. W. Peirson 1918-10-16 1571 Los Angeles Near foot of Pacoima Canyon, west end of San Gabriel Mts. Comment
  RSA747130  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  RSA503836  Anemopsis californica Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  RSA0120032  Anthriscus caucalis R. G. Swinney 2014-5-15 16524 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  UCR119055  Antirrhinum coulterianum Jeremiah George 2001-4-27 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Palos Verdes Estates 30 Comment
  UCR146339  Antirrhinum coulterianum James Henrickson 1985-3-30 19782 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA226921  Antirrhinum multiflorum Robert F. Thorne, C. W. Tilforth 1971-6-17 39958 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC1922170  Antirrhinum multiflorum Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 995 Los Angeles Verdugo Mountains, Southwest side: Along Verdugo Mtwy, E of junction with Hostetter Mtwy, above Wildwood Canyon Comment
  UCR216453  Antirrhinum multiflorum Nolan M. Ung 2008-5-26 042 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  POM3220  Apiastrum angustifolium D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  SD51894  Apiastrum angustifolium Peter H. Raven 1962-5-9 17665 Los Angeles San Clemente Island, grassland near head of canyon at south end of Mosquito Cove 320 Comment
  UCR158845  Apium graveolens Scott D. White 1994-7-14 2253 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA766898  Apium graveolens P. Reisentz 1977-4-23 s.n. Los Angeles Malibu Lagoon, 5 miles west of Highway 27 on Pacific Coast Highway 1 Comment
  RSA682289  Apocynum cannabinum R. E. Riefner 2000-8-29 0 -754 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  HSC24869  Aptenia cordifolia Mary Katherine Wicksten 1972-5-25 Los Angeles Santa Catalina Island, by Santa Catalina Marine Biological Laboratory. Comment
  RSA0126407  Arabis glabra Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  RSA0031446  Arabis glabra var. glabra Orlando Mistretta, Christine Mistretta 2008-5-19 3121 -a Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UCR271082  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  OBI30080  Arbutus menziesii Ted L. Hanes 1967-3-2 s.n. Los Angeles Pine Mountain Truck trail, 6 mi SE Rincon, San Gabriel Mts 1067 Comment
  RSA578196  Arceuthobium occidentale Tim S. Ross, Steve D. Boyd 1994-9-21 8320 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town 1280 Comment
  POM311089  Arctostaphylos catalinae Reid V. Moran 1949-2-8 3153 Los Angeles Santa Catalina Island. Canyon above Whites Landing 457 Comment
  RSA626707  Arctostaphylos glandulosa Raymond J. Dobbs 1927-5-21 936 Los Angeles Near Waterman Station. 1037 Comment
  RSA626776  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20496 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626778  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20498 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  CAS-BOT-BC23062  Arctostaphylos glandulosa subsp. mollis Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Love Comment
  RSA626673  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15782 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  CAS-BOT-BC39344  Arctostaphylos glauca Henry J. Thompson 1959-2-23 1849 Los Angeles Santa Monica Mountains, north side of main crest of mountains, north-west slope of Castro Peak, 594 Comment
  OBI70939  Arctostaphylos glauca Steve Boyd, Lauren Raz 1997-3-25 9285 Los Angeles Liebre Mts region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Canyon, S of Liebre Mtn, flats and slopes just NE of ranch compound 1061 Comment
  RSA631413  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15602 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631461  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16035 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631594  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15961 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631599  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15604 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631657  Arctostaphylos glauca Jon E. Keeley 1992-10-15 22089 Los Angeles Road to Crystal Lake Campground. 1680 Comment
  RSA631670  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20488 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  UCSB4732  Arctostaphylos glauca Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route; Pacific slope drainage area 822 Comment
  RSA634337  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22084 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634804  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20593 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634809  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20456 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA635096  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20336 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635098  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20358 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635136  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20292 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635167  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22064 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA729649  Arctostaphylos patula R. G. Swinney 1998-7-2 6245 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC566235  Argemone rotundata A. D. Gifford 1935-5-14 711 Los Angeles 4 mi w of Manzana (Quadrangle Tejon); Quadrangle Tejon 944 Comment
  SBBG131952  Aristida adscensionis S. A. Junak 2000-5-18 SCa 1297 Los Angeles W side of 4th of July Cove, 0.1 mi from turnoff to camp 36 Comment
  RSA565757  Artemisia biennis Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo Seco Canyon; ca. half-way between the debris dam and Oakwilde Picnic Area along Gabrielino Trail 548 Comment
  CAS-BOT-BC84966  Artemisia californica Ernest Braunton 1902-9-1 690 Los Angeles Ballona Slough Comment
  POM6576  Artemisia californica L. R. Abrams 1916-10-31 6374 Los Angeles Cahuenga Pass Comment
  RSA706907  Artemisia californica Gary D. Wallace, M. Wallace 1985-3-2 2180 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  RSA719503  Artemisia californica Gary Kovnat, Bill Krauss 2006-9-12 56 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR212837  Artemisia californica Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1815 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  POM155781  Artemisia douglasiana M. B. Dunkle 1928-10-7 1998 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 152 Comment
  UCR216367  Artemisia douglasiana Dan S. Cooper 2010-6-6 610- 60 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 221 Comment
  UCR271209  Artemisia douglasiana R. G. Swinney 2011-11-1 15963 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CAS-BOT-BC90335  Artemisia douglasiana L. A. Greata 1900-9-10 s.n. Los Angeles River Bank, LA Comment
  RSA188485  Artemisia douglasiana R. F. Thorne, John Olmsted 1965-8-26 35398 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  CAS-BOT-BC93866  Artemisia dracunculus George L. Moxley 1920-8-28 818 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  JEPS36952  Artemisia ludoviciana subsp. incompta Joseph Andorfer Ewan 1936-8-9 10020 Los Angeles s end Blue Ridge (Guffy's Spring); San Gabriel Mountains 2560 Comment
  UCR108217  Artemisia spinescens Steve Boyd, Kent Hughes 1998-5-5 10187 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
  JEPS31113  Artemisia tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles 0.5 mi n of Sandburgs Lodge; Liebre Mountains, Old Ridge Route 1127 Comment
  RSA0042073  Artemisia tridentata R. G. Swinney 2009-11-16 11621 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  CAS-BOT-BC97272  Artemisia tridentata subsp. parishii Timothy S. Ross; Steve Boyd 1994-9-20 8240 Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road. 902 Comment
  OBI6007  Artemisia tridentata subsp. tridentata Carl B. Wolf 1931-10-23 2493 Los Angeles San Gabriel mtns. Swartout Valley, 1 mi E of Wrightwood Lodge Comment
Read comments
Jul 4 2013
  OBI70302  Artemisia tridentata subsp. tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel mtns: Guffy Camp, Blue Ridge Comment
  RSA617465  Asclepias californica Scott D. White, Sandra L. Leatherman 1998-6-4 6642 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway/Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  POM8707  Asclepias fascicularis P. A. Munz, R. D. Harwood 1920-8-11 4386 Los Angeles 1 mi. So. of Claremont. 366 Comment
  RSA401113  Asclepias vestita Robert Gustafson, Christopher Davidson 1977-4-20 418 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  SD113032  Asclepias vestita Darley F. Howe 1947-5-5 1547 Los Angeles Highway between Vincent and Littlerock; Mojave Desert. Comment
  LA202625  Asparagus asparagoides Arthur C. Gibson; 2005-6-24 5119 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, along road encircling Malibu Lagoon on western side 0 Comment
  RSA367400  Asphodelus fistulosus Fay A. MacFadden 1934-4-5 12483 Los Angeles Culver City. Comment
  UC535315  Aspidotis californica Ira W. Clokey, B. Templeton Apr. 1929 4435 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  UCR271204  Aster greatae R. G. Swinney 2011-11-1 15972 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  LA209943  Aster lanceolatus subsp. hesperius Arthur C. Gibson; 2006-10-29 5124 Los Angeles Comment
  UCR182706  Astragalus R. G. Swinney 1997-7-23 5740 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  RSA630370  Astragalus acutirostris L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  RSA0040253  Astragalus brauntonii J. C. Marvin 1921-05 s.n. Los Angeles Canyon near Brentwood; Los Angeles. Comment
  SEINET3127326  Astragalus didymocarpus var. didymocarpus G. B. Grant 563 Los Angeles Garvanza Comment
  UCR239014  Astragalus didymocarpus var. dispermus Anuja Parikh, Nathan Gale 2010-6-9 3271 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.0 km northwest of State Hwy 14, under powerlines 1125 Comment
  CAS-BOT-BC182848  Astragalus douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles San Gabriel Mts., [Swartout] Swarthout Valley, 1 mi. East below Big Pines Park 1981 Comment
  RSA596066  Astragalus douglasii var. douglasii L. C. Wheeler 1967-5-9 9400 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA599219  Astragalus gambelianus L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  POM19199  Astragalus lentiginosus var. variabilis P. A. Munz 1923-5-27 6907 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  POM2566  Astragalus lentiginosus var. variabilis L. R. Abrams, E. A. McGregor 1908-6-30 516 Los Angeles Palmdale. Comment
  UCR11597  Astragalus leucolobus O. H. Kappler 1946-5-30 1198 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  CAS-BOT-BC187570  Astragalus miguelensis Francis H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island Comment
  RSA251474  Astragalus miguelensis R. F. Thorne 1973-4-12 42904 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  RSA515115  Astragalus nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 796 -3 Los Angeles San Clemente Island: Horse Beach Canyon, S end of island 18 Comment
  POM122391  Astragalus pachypus var. pachypus Marcus E. Jones 1926-6-7 s.n Los Angeles South of Lebec. Comment
  RSA415762  Astragalus trichopodus Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  SBBG18739  Astragalus trichopodus var. lonchus E. R. Blakley 1961-9-24 4783 Los Angeles Little Springs Cyn 15 Comment
  SBBG31319  Astragalus trichopodus var. lonchus R. F. Thorne with P. C. Everett 1965-5-12 Los Angeles Bullrush Cyn 243 Comment
  LA82135  Astragalus trichopodus var. phoxus O. H. Kappler; 1941-3-12 113 Los Angeles Santa Monica Mountains, Topanga Canyon 91 Comment
  UCR258736  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-16 11928 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
  UC863129  Astragalus trichopodus var. trichopodus F. R. Fosberg 1931-3-31 S 4431 Los Angeles Avalon Santa Catalina Island, Avalon (Ocean bluffs, Santa Catalina Island) 10 Comment
  CAS-BOT-BC17502  Athysanus pusillus Robert F. Thorne; Reed Rollins; D. Propst; R. Carolin 1967-3-18 36749 Los Angeles Santa Catalina Island. Lower end of Bulrush Canyon. 182 Comment
  POM121928  Atriplex argentea Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  UC1601671  Atriplex californica L. R. Abrams and I. L. Wiggins 1931-7-6 362 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UC1174798  Atriplex confertifolia E. K. Balls and P. C. Everett 1960-4-15 24090 Los Angeles 2.3 mi n of Lancaster (U.S. Highway 6) 762 Comment
  UC452645  Atriplex coulteri R. L. Pendleton 1909-7-6 1422 Los Angeles Catalina Cove Santa Catalina Island, Catalina Cove (Isthmus, Santa Catalina Island) 6 Comment
  CAS-BOT-BC26321  Atriplex johnstonii Carl B. Wolf 1930-12-23 1821 Los Angeles at Playa del Rey. Upper Sonoran Zone. 30 Comment
  SBBG100  Atriplex lentiformis subsp. breweri R. Hoffmann 1927-6-14 Los Angeles beyond Camulos Comment
  LA50816  Atriplex leucophylla Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  UCD97501  Atriplex leucophylla Malcolm A. Nobs 1948-9-8 645 Los Angeles just west of Malibu. Comment
  CATA1813  Atriplex prostrata Benjamin E. Carter 2012-8-23 7000 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 1 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
  SBBG107  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA65346  Atriplex watsonii F. W. Peirson 1923-4-11 3462 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  RSA3480  Avena barbata C. B. Wolf 1932-5-9 3423 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  SBBG131924  Avena barbata S. A. Junak 2000-6-29 SCa 1341 Los Angeles Bird Rock, just E of High Point, N side of Opuntia patch 12 Comment
  SDSU758  Avena barbata Gerald Colier 1951-5-10 Los Angeles Vacant lot near 11621 Mayfield Ave, L.A. 49 Comment
  UCR281379  Avena fatua R. G. Swinney 2014-5-15 16520 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
  SFV7092  Azolla filiculoides K. A. Wilson 1974-8-21 1443 Los Angeles Santa Monica Mountains Malibu Creek. Kanan Road and Triunfo Canyon Road intersection. 245 Comment
  IRVC28560  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  POM350329  Baccharis emoryi F. R. Fosberg 1931-12-10 7153 Los Angeles Santa Catalina Island: Pebble Beach Road. 5 Comment
  NY39303  Baccharis malibuensis R. M. Beauchamp 1991-8-26 s.n. Los Angeles Santa Monica Mountains; Stokes Canyon, on south-facing slope 213.4 Comment
  UCR117547  Baccharis pilularis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23264 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  CAS-BOT-BC98174  Baccharis salicifolia W. R. Dudley 1907-11-25 s.n. Los Angeles Near Monrovia Comment
  POM350363  Baccharis salicifolia B. C. Templeton, I. W. Clokey 1930-3-11 414 Los Angeles Near Beverly Blvd Westwood 200 Comment
  SBBG79592  Baccharis salicifolia F. R. Fosberg 1931-3-23 4330 Los Angeles Hamilton Cyn 20 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  UCSB9955  Baccharis salicifolia Haller, Norman 1953-3-29 Los Angeles Mulholland Dr., approx. 200 yds. west of Sepulveda on small dirt road; Santa Monica Mts. 426 Comment
  UC53946  Baccharis salicifolia subsp. salicifolia Ernest Braunton 1903-1-12 786 Los Angeles Laurel Canyon Comment
  UCD129478  Baccharis salicifolia subsp. salicifolia Gordon Pilone 1960-4-21 13 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. 365 Comment
  SD87545  Baccharis salicina F. W. Peirson 1924-10-19 5228 Los Angeles Clearwater Comment
  CAS-BOT-BC99898  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntington Drive at West Drive, San Marino Comment
  SD112592  Bassia hyssopifolia Darley F. Howe 1938-8-2 729 Los Angeles Coast south of Long Beach. Comment
  RSA96806  Bellardia trixago E. K. Balls 1954-4-26 19066 Los Angeles In Botanic Garden, Claremont. 366 Comment
  RSA650240  Beloperone guttata George Maruko 1948-2-25 16 Los Angeles 4th Ave & 29th St. Los [Angeles] Comment
  RSA651197  Berberis nevinii R. N. Berlin 1948-2-7 s.n. Los Angeles [El Monte] Library, [El Monte] Comment
  CAS-BOT-BC436542  Bergerocactus emoryi L. R. Abrams; I. L. Wiggins 1931-7-7 410 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC59390  Bergerocactus emoryi L. R. Abrams; I. L. Wiggins 1931-7-6 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR125170  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25294 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
  RSA602026  Beta vulgaris L. C. Wheeler 1964-4-26 8466 Los Angeles Santa Catalina Island: The Isthmus. Comment
  RSA600908  Bidens pilosa L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  HSC24305  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire Road W of Lower Millard Canyon. San Gabriel Mts. 61 Comment
  SBBG127525  Bloomeria crocea var. crocea M. L. Hoefs, S. A. Junak, L. Stratton 1998-6-11 2922 Los Angeles upper Avalon Cyn, near horse trail 109 Comment
  RSA668664  Boechera californica Steve Boyd, Michael Denslow 2002-5-9 10437 Los Angeles Just north of Sunset Peak along Sunset Peak Road, head of Spruce Canyon. 1524 Comment
  CAS-BOT-BC16082  Boechera californica Louis C. Wheeler 1932-4-22 640 Los Angeles 3 miles north northeast of Claremont. 548 Comment
  UCR272356  Boechera sparsiflora R. G. Swinney 2011-6-20 15229 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  POM243668  Bowlesia incana F. R. Fosberg 1931-3-20 s 4320 Los Angeles Hamilton Canyon, Santa Catalina Island. 25 Comment
  SEINET3240181  Bowlesia incana Louis C. Wheeler 1932-1 688 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  RSA151021  Bowlesia incana P. H. Raven 1962-4-10 17215 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  CATA750  Brachypodium distachyon Mark L. Hoefs 1991-5-22 1279 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA583030  Brachypodium distachyon Timothy S. Ross 1993-4-22 6870 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak, saddle on E side of peak. 448 Comment
  SBBG133188  Brassica geniculata J. Savage 2003-4-11 JS- 1 -2003 Los Angeles San Clemente Island [old landing field] 259 Comment
  RSA0037191  Brassica geniculata Ron Martinolich 1991-5-3 48 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  PASA390  Brassica nigra Mary Hall 1939-4-28 Los Angeles Claremont Comment
  LA32272  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles 304 Comment
  UC1922762  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  CAS-BOT-BC100423  Brickellia californica Wesley O. Griesel 1961-9-23 s.n. Los Angeles [Switzers] Switzer Camp, San [Gavriel] Gabriel Mts. 762 Comment
  UC1584103  Brickellia californica Tim Ross and Orlando Mistretta 1990-10-24 3293 Los Angeles 0.6 mi e of San Gabriel Reservoir (slope between Venedo and Minero Canyons along Upper Monroe Road, San Gabriel Mountains); San Gabriel Mountains 745 Comment
  UCR108363  Brickellia californica L. C. Wheeler 1961-6-13 7873 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA604140  Brickellia microphylla L. C. Wheeler 1956-9-16 7237 Los Angeles San Gabriel Mountains: Prairie Fork. 1828 Comment
  RSA292479  Brickellia nevinii James Henrickson 1972-11-2 8103 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  UCR204828  Brickellia nevinii R. G. Swinney 2005-8-17 8506 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  UCR264687  Bromus arenarius Mitch Provance, Callen Huff 2009-4-28 10742 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA589254  Bromus berteroanus Timothy S. Ross 1991-4-28 4761 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  POM50850  Bromus carinatus Le Roy Abrams 1901-04 1395 Los Angeles Monte Vista. Comment
  RSA0092530  Bromus carinatus var. carinatus R. G. Swinney 2011-6-22 15250 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA587282  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-17 2557 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC1587655  Bromus grandis Tim Ross 1991-8-14 5780 Los Angeles San Gabriel Mountains, Roundtop Mountain Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1767 Comment
  RSA599454  Bromus hordeaceus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9495 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  SEINET4044474  Bromus hordeaceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pepperdine University. 198 Comment
  SEINET7106140  Bromus hordeaceus K. Dobry 1991-5-13 482 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR272602  Bromus hordeaceus R. G. Swinney 2011-6-7 15066 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA0061133  Bromus madritensis subsp. rubens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6838 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  LA13818  Bromus madritensis subsp. rubens Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA105382  Bromus pseudolaevipes Barry A. Prigge; 1989-4-23 8490 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  RSA188273  Bromus pseudolaevipes R. F. Thorne 1966-6-1 36453 Los Angeles Santa Catalina Island: Pebbly Beach Drive SE of Avalon 8 Comment
  SEINET2473486 Image available Bromus rubens Richard G. Swinney 2009-1 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  UCR223663  Bromus rubens R. G. Swinney 2009-6-12 11129 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UC1870322  Bromus sterilis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1054 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. Near 34.19627N, 118.26582W. 519 Comment
  CAS-BOT-BC161406  Bromus tectorum Timothy S. Ross; Victor W. Steinmann 1995-5-8 8554 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  RSA0019963  Bromus tectorum Naomi Zohman 1985-4-28 43 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR187100  Bromus trinii A. C. Sanders 2006-5-16 32315 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CATA3505  Caesalpinia spinosa Julia Parish, Nathalie Cartan, Michael Thomas 2017-10-11 036 Los Angeles Santa Catalina Island: Avalon; below 330 E Whittley Ave; 40m south of Las Lomas Dr. between Las Lomas Dr. and Tremont St. 71 Comment
  SD69466  Cakile maritima Robert F. Thorne 1966-4-6 35897 Los Angeles Santa Catalina Island; Beach at White's Landing. Comment
  LA200783  Calandrinia breweri Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA65434  Calandrinia breweri F. W. Peirson 1918-5-4 1859 Los Angeles Summit of Santa Monica Range, above Brents on the Malibu Comment
  SEINET11942317  Calandrinia breweri I. W. Clokey, Templeton, B. 1929-1 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA752799  Calandrinia ciliata R. F. Thorne 1980-4-25 54125 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCR187210  Calandrinia ciliata A. C. Sanders 2006-4-21 32135 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  RSA526069  Calandrinia ciliata Steve Boyd, O. Mistretta, Laurel Arnseth, B. O Brien, Thomas Hayduk 1990-4-6 4168 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  RSA533954  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-18 5211 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA251533  Callitriche marginata R. F. Thorne 1973-4-11 42802 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  CATA1029  Calochortus catalinae Mark L. Hoefs 1995-5-4 1950 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA562419  Calochortus catalinae D. E. Bramlet 1993-4-15 2313 Los Angeles Puente Hills, NE of Pomona peak. W of intersection Pomona Freeway and Chino Hills Parkway 381 Comment
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Dec 26 2010
  SD69789  Calochortus catalinae Robert F. Thorne 1966-4-4 35767 Los Angeles Santa Catalina Island, on grassy west-facing slope, bluff southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  UCR48037  Calochortus catalinae Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  CAS-BOT-BC132337  Calochortus clavatus Timothy S. Ross; J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  RSA152151  Calochortus invenustus Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA590656  Calochortus kennedyi var. kennedyi Timothy S. Ross, Steve Boyd 1990-6-1 2787 Los Angeles San Gabriel Mountains, Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  RSA68638  Calochortus plummerae Frank W. Peirson 1918-6-12 8 Los Angeles Burnt area in hills east of Rubio Canyon, San Gabriel Mountains. Comment
  RSA3702  Calochortus splendens Carl B. Wolf 1932-5-11 3549 Los Angeles W of Isthmus Harbor, Santa Catalina Island. 15 Comment
  UC1929967  Calochortus splendens V. Soza, LeRoy Gross 2001-5-22 1236 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 686 Comment
  SBBG57741  Calochortus striatus R. Hoffmann 1930-4-28 Los Angeles Lancaster 711 Comment
  SFV20976  Calochortus venustus L. Gross, V. Soza 2003-5-15 921 Los Angeles Verdugo Mountains Northwest side of mountains. Crestline Drive (fire road) just north of 210 Freeway. Enter on the west side at Topley Lane off of Newhome Ave. in Sunland. 518 Comment
  UCR51546  Calochortus venustus K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest on Pine Canyon Road (Hwy N2), 5 mi east of Three Points 1402 Comment
  RSA0085401  Calyptridium monandrum R. G. Swinney 2010-5-19 12818 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  CATA1107  Calystegia macrostegia Mark L. Hoefs 1995-5-23 2070 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SFV5514  Calystegia macrostegia W. A. Kelley May 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  CAS-BOT-BC32922  Calystegia macrostegia subsp. intermedia LeRoy Abrams 1899-4-1 311 Los Angeles Hills near Inglewood Comment
  RSA602314  Calystegia occidentalis subsp. fulcrata Steve Boyd, Lauren Raz 1997-6-17 9947 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  UCR191727  Camissonia A. C. Sanders 2008-4-23 35063 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  RSA0045426  Camissonia Wendy Boes 2009-3-22 2009 -005 Los Angeles San Gabriel Mountains; Big Dalton Reservoir; Forest Service Road 1N141. 526 Comment
  RSA746861  Camissonia Orlando Mistretta 1992-5-21 367 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR125407  Camissonia bistorta A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25699 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA587004  Camissonia boothii subsp. decorticans Orlando Mistretta 1992-5-8 292 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  JEPS33758  Camissonia campestris W. L. Jepson 1935-4-17 17035 Los Angeles Lancaster w. Mohave Desert 716 Comment
  SFV2525  Camissonia campestris K. A. Wilson 1962-5-12 1267 Los Angeles Mojave Desert Antelope Valley. 2 miles west of Littlerock on Highway 138. 850 Comment
  UCR149894  Camissonia campestris R. G. Swinney 1999-6-18 7312 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  SEINET4040345  Camissonia campestris O. M. Clark 1929-1 1914 Los Angeles West Lancaster, southern California. 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
  RSA600030  Camissonia campestris subsp. campestris Steve Boyd, Lauren Raz 1997-3-25 9250 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA713247  Camissonia campestris subsp. campestris LeRoy Gross 2005-5-3 2225 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
  UCR233752  Camissonia cheiranthifolia Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  RSA449207  Camissonia claviformis subsp. claviformis George B. Grant 1906-4-20 6798 Los Angeles Palmdale, Mojave Desert. Comment
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Sep 4 2011
  UCR192047  Camissonia graciliflora A. C. Sanders 2008-4-11 34846 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  UCR230253  Camissonia hirtella Dan S. Cooper 2011-4-26 411- 4 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  HSC87157  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  POM7094  Camissonia micrantha P. A. Munz, L. T. Street, G. Williams 1919-3-8 2300 Los Angeles Pomona. Comment
  RSA449025  Camissonia micrantha Robert Gustafson 1981-3-10 2117 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA570037  Camissonia micrantha Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4893 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR223068  Camissonia pallida R. G. Swinney 2009-5-6 10681 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR270164  Camissonia pallida R. G. Swinney 2011-4-20 14425 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA755932  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-9 2406 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  HSC101299  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
  RSA454101  Camissonia strigulosa Anstruther Davidson 1902-5-1 s.n. Los Angeles Riveria Comment
  UC69646  Camissonia strigulosa T. W. Minthorn 3 Los Angeles Los Angeles Comment
  UCR179711  Camissonia strigulosa R. G. Swinney, Dave Larson 1996-7-17 5126 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR223766  Camissonia strigulosa R. G. Swinney 2009-5-28 10959 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SBBG61433  Camissoniopsis hirtella R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  CHSC34083  Camissoniopsis ignota T. P. Spira 1977-4-6 103 Los Angeles Ca. 1 mi e of Las Virgines Road, off of Mulholland Hwy. 180 Comment
  LA46737  Camissoniopsis intermedia Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  SBBG61358  Camissoniopsis pallida R. Hoffmann 1930-4-29 Los Angeles 3 mi N of Saugus Comment
  RSA640635  Capsella bursa-pastoris L. C. Wheeler 1967-5-15 9601 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  UCR200210  Cardamine oligosperma Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 882 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  CDA34307  Carduus pycnocephalus M. O'Brien 2011-6-14 MOB 11 -10 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  CAS-BOT-BC17656  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon. Comment
  SEINET7549324 Image available Carex alma Steve Boyd, Lauren Raz 1996-10-29 9122 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  RSA229058  Carex douglasii Robert F. Thorne 1971-6-30 40789 Los Angeles San Gabriel Mountains. 1554 Comment
  UCR150978  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope Smith Mountain, along Bear Creek Trail 1250 Comment
  UCR101237  Carex schottii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mtns., foot of Holiday Hill Ski Lift [c. 1 mi. SE of Big Pines] 1997 Comment
  RSA602981  Carex senta L. C. Wheeler 1967-7-15 10025 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA364540  Carex triquetra Anstruther Davidson 1879-4-25 s.n. Los Angeles N of E R [Eagle Rock?] Comment
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Oct 25 2015
  RSA158264  Carpobrotus edulis P. H. Raven 1962-7-12 18045 Los Angeles Barracks Area. Wilson Cove, San Clemente Island 76 Comment
  CATA592  Castilleja affinis subsp. affinis Mark L. Hoefs 1991-4-7 1037 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA11051  Castilleja affinis subsp. affinis Carl B. Wolf 1928-3-29 1543 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  JEPS3783  Castilleja applegatei subsp. martinii I. W. Clokey and E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon Comment
  SBBG118485  Castilleja applegatei subsp. martinii O. Mistretta 1995-6-23 1836 Los Angeles Lookout Mtn Trail 1920 Comment
  UCR187192  Castilleja attenuata A. C. Sanders 2006-4-21 32149 A Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  CATA3067  Castilleja exserta Amy Catalano 2016-4-19 074 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  RSA774590  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2010-6-10 5299 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA14625  Castilleja foliolosa Joseph Cook Nevin, Cleveland s.n. Los Angeles [Unspecified] Comment
  RSA594636  Castilleja minor subsp. spiralis Steve D. Boyd, Lauren Raz 1996-10-29 9119 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  RSA448800  Castilleja minor subsp. spiralis Shaw 1923-5-17 s.n. Los Angeles La Honda Creek. Comment
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Jun 17 2016
  RSA641299  Castilleja plagiotoma Orlando Mistretta, R. T. Hawke 1995-6-29 1863 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  RSA727614  Castilleja plagiotoma R. G. Swinney 1998-4-14 6023 Los Angeles San Gabriel Mtns./Southern Mojave Desert: mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream. 1476 Comment
  SBBG126935  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-4 3413 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1123 Comment
  CHSC234  Casuarina equisetifolia V. Holt 1958-4-16 Los Angeles Along street in Whittier. Comment
  UCR65207  Caucalis microcarpa F. R. Fosberg 1931-4-10 S- 04544 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  SFV1438  Caulanthus amplexicaulis K. A. Wilson 1962-5-26 1293 Los Angeles San Gabriel Mountains Mill Creek Road, 4 miles north of Big Tujunga Canyon Road. 1185 Comment
  CAS-BOT-BC48725  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles On trail between Sierra Madre and Santa Anita Canyon Comment
  RSA398862  Ceanothus crassifolius L. E. Hoffman 1932-3-14 16302 Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  UC1071007  Ceanothus crassifolius A. Lewis 1934-2-2 251 Los Angeles Indian Canyon 762 Comment
  UC452582  Ceanothus crassifolius Geo. B. Grant 1901-1 147 Los Angeles Mt. Lowe Comment
  UCR216874  Ceanothus crassifolius R. G. Swinney 2009-3-16 10116 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  RSA304768  Ceanothus crassifolius James R. Shevock 1970-3-7 25 Los Angeles San Gabriel Mountains. 762 Comment
  SBBG125800  Ceanothus crassifolius var. planus L. Ballard 2013-3-12 Los Angeles Towsley Cyn, Santa Susana Mtns 426 Comment
  RSA399018  Ceanothus cuneatus F. R. Fosberg 1931-3-1 s 4228 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  RSA592779  Ceanothus cuneatus var. cuneatus Steve Boyd, Mike Wall 1996-4-4 8534 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  CAS-BOT-BC50150  Ceanothus integerrimus Geo. B. Grant 1904-5-17 149 Los Angeles Mt. Wilson, So. Calif. 1828 Comment
  CAS-BOT-BC50155  Ceanothus integerrimus Alice Eastwood 1919-6-20 9013 Los Angeles Mt. Wilson Comment
  JEPS42398  Ceanothus integerrimus Frank W. Peirson 1920-5-16 2138 Los Angeles Tujunga Canyon San Gabriel Mts. 518 Comment
  UC870537  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  UCR204098  Ceanothus leucodermis Mark A. Elvin, Anne Marie Ruff 1996-8-1 302 Los Angeles Transverse Ranges; San Gabriel Mountains, Angeles National Forest, Glendora Ridge Road, 4.2 mi from gate 1043 Comment
  UCR272358  Ceanothus leucodermis R. G. Swinney 2011-6-20 15228 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  RSA0028429  Ceanothus leucodermis George B. Grant, Walter Wheeler 1904-5-17 2560 Los Angeles Mt. Wilson. 1524 Comment
  LA43636  Ceanothus megacarpus Robert Fowler; 1925-1-18 4539 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA190993  Ceanothus megacarpus var. insularis Robert F. Thorne, Doug Propst, R. Caroline, Reed Rollins 1967-3-18 36733 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  RSA399716  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-23 2077 Los Angeles Santa Catalina Island. Salta Verde. Comment
  CAS-BOT-BC51436  Ceanothus megacarpus var. megacarpus Lewis S. Rose 1966-12-20 66114 Los Angeles Santa Monica Mountains, above Beverly Hills 213 Comment
  LA52222  Ceanothus megacarpus var. megacarpus Robert Fowler; 1935-1-18 4540 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SBBG119456  Ceanothus oliganthus var. oliganthus A. C. Sanders with M. A. Elvin 2003-6-18 26945 Los Angeles NW of head of Sulphur Cyn 1037 Comment
  UC1071208  Ceanothus palmeri A. D. Gifford 1935-3-20 497 Los Angeles Top of Sawmill Mtn East End Angeles National Forest, Tejon Quad. Comment
  CAS-BOT-BC63301  Ceanothus spinosus Le Roy Abrams 1901-4-3 1252 Los Angeles Santa Monica Mts. 243 Comment
  RSA1507  Ceanothus spinosus E. R. Johnson 1929-3-31 1252 Los Angeles Mulholland Drive. Comment
  RSA783634  Ceanothus spinosus J. D. Olmsted 1958-3-11 55 Los Angeles Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus 366 Comment
  JEPS26162  Centaurea melitensis Peter H. Raven and Henry J. Thompson 1959-6-4 14323 Los Angeles Point Dume Santa Monica Mountains, Point Dume 45 Comment
  UC30922  Centaurea melitensis J. H. Barber 1897-5-19 155 Los Angeles Santa Monica Exp't. Station Santa Monica Comment
  RSA232056  Centaurea repens C. W. Tilforth 1972-8-17 621 Los Angeles Open field, Datmouth St and Garey Ave, .5 mi N of Foothill blvd, N edge of Pomona. 366 Comment
  RSA509617  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  SD236200  Centromadia parryi subsp. australis Matthew Malle 2008-10-8 Los Angeles South Coast; Los Angeles Basin Region: Torrance, triangular parcel on west side of Crenshaw Blvd, between W. 208th St. and Dominguez St., south of Dow Chemical facility, c. 1.6 m. (air) south of 405 Fwy 20 Comment
  RSA747353  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA252880  Centrostegia thurberi Robert F. Thorne 1973-5-11 43534 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA0041779  Cerastium glomeratum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2826 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  RSA592831  Cerastium glomeratum L. C. Wheeler 1967-4-8 9176 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  PASA1323  Cerastium viscosum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA598253  Ceratonia siliqua R. G. Swinney 1989-8-6 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton Canyon Road, 1.0 miles NE of Glendora Mountain Road, 50 yards S of City Day Camp restroom 442 Comment
  RSA552392  Cercocarpus betuloides D. Charlton 1990-4-15 4187 Los Angeles Kentucky Springs, Sierra Hwy, northern edge of the Angeles National Forest 1037 Comment
  UCR17481  Cercocarpus betuloides J. L. Huber 1969-4-27 969 Los Angeles San Gabriel Mtns, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park Comment
  SBBG70712  Cercocarpus betuloides var. betuloides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SD84882  Cercocarpus betuloides var. betuloides Reid Moran 1941-3-13 703 Los Angeles Santa Catalina Island. Hermit Gulch, near creek. 49 Comment
  SBBG17985  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-7 5534 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  UC859404  Cercocarpus betuloides var. blancheae Ezra C. Knopf 477 Los Angeles Santa Catalina Island Comment
  RSA449448  Cercocarpus ledifolius Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  UC1366114  Cercocarpus ledifolius var. ledifolius Jeannette L. Huber 1969-9-14 1035 Los Angeles 30 mi s of Azusa (Mount Throop); San Gabriel Mountains, Mount Throop 2286 Comment
  HSC18558  Cercocarpus montanus var. glaber C. E. Fellows 1965-4-13 43 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  SD84878  Cercocarpus traskiae Reid Moran 1941-3-5 678 Los Angeles Salta Vede, bottom of arroyo, Santa Catalina Island. 249 Comment
  UCR89951  Chaenactis glabriuscula Scott D. White, C. McGaugh 1995-6-6 3219 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
  UCSB42649  Chaenactis glabriuscula Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  UCSB6425  Chaenactis glabriuscula B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  RSA652568  Chaenactis glabriuscula Frank Sparks 1948-4-17 s.n. Los Angeles Collected on side of ravine near campus [Cal Poly, Pomona ?], growing in sunny side 213 Comment
  RSA0096982  Chaenactis glabriuscula var. glabriuscula Richard G. Swinney 2011-5-31 14905 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UC158563  Chaenactis glabriuscula var. glabriuscula George B. Grant 1902-7-14 Los Angeles Mount Wilson 1828 Comment
  RSA598911  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd. 381 Comment
  LA83502  Chaenactis glabriuscula var. lanosa O. H. Kappler; 1949-4-30 1846 Los Angeles sand dunes, between Del Rey and El Segundo Comment
  PASA2196  Chaenactis santolinoides Frank W. Peirson 1928-6-2 Los Angeles South Fork Rock Creek, San Gabriel Mts. 1981 Comment
  POM11489  Chaenactis santolinoides Philip A. Munz 1921-6-18 4635 Los Angeles Head of Swartout Valley. 2287 Comment
  SEINET3146215  Chaenactis santolinoides G. B. Grant 1904-1 164 Los Angeles Mt. Wilson, Pasadena Comment
  UCR23738  Chaenactis santolinoides John C. Roos 1947-5-31 3667 Los Angeles San Gabriel Mountains, Big Pines 2134 Comment
  UCSB22827  Chaenactis santolinoides Wilken, Dieter 1967-7-1 Los Angeles 3 miles east of Cloudburst Summit along State Highway 2, San Gabriel Mtns. Comment
  RSA435973  Chamaesyce albomarginata G. R. Johnstone 1928-4-28 s.n. Los Angeles Two mi. E. of Palmdale. Comment
  POM86478  Chamaesyce maculata George B. Grant 1906-08 s.n. Los Angeles Pasadena Comment
  SEINET4044603  Chamaesyce polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Pt. Mugu State Park. 30 Comment
  RSA589501  Chamaesyce serpens T. S. Ross 1995-5-19 8576 Los Angeles San Clemente Island. Wilson cove settlement, on SE side of Galley (Bldg 60103). 49 Comment
  UC17682  Chamaesyce serpyllifolia Jos. Burtt Davy Los Angeles Pomona Comment
  LA211090  Cheilanthes cooperae Arthur C. Gibson; Tarja Sagar 2011-4-29 5358 Los Angeles SIMI HILLS, Above Dayton Canyon. Comment
  SBBG132338  Chenopodium album J. Savage, W. Fair, J. Lambert 2003-8-25 Los Angeles VC3 sandpile Comment
  UCR98230  Chenopodium album B. G. Pitzer 1996-4-28 2732 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park 18 Comment
  UC1584031  Chenopodium berlandieri Tim Ross 1991-2-23 4084 Los Angeles on slope dropping wnw from Turnbull Canyon Road x Skyline Drive; Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  UCR210202  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR259083  Chenopodium berlandieri R. G. Swinney 2010-10-15 14062 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA601746  Chenopodium botrys L. C. Wheeler 1966-10-22 9050 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  SBBG98073  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5240 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  SD75654  Chenopodium californicum M. B. Dunkle 1939-4-6 7134 Los Angeles San Clemente Island; Mosquito Ridge. Comment
  RSA590933  Chenopodium californicum Orlando Mistretta 1994-4-12 1024 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  RSA736141  Chenopodium capitatum Rosemarie zimmerman 1961-4-30 39 Los Angeles Blanchard Park, Pomona College 366 Comment
  UCR210089  Chenopodium fremontii R. G. Swinney 2008-8-13 9397 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA230682  Chenopodium fremontii R. F. Thorne, M. Z. Thorne 1969-7-9 38561 Los Angeles San Gabriel Mountains, Angeles National Forest: upper part of large, wet sloping meadow at Big Pines 2073 Comment
  LA50749  Chenopodium macrospermum var. farinosum J. A. Ewan; April 1933 10926 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  CATA1447  Chenopodium murale Mark L. Hoefs, Robert F. Thorne 1996-4-6 2611 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA478536  Chenopodium murale F. R. Fosberg 1931-5-4 S 4761 Los Angeles Santa Catalina Island. Bullrush Canyon. 60 Comment
  RSA478538  Chenopodium murale Robert Gustafson 1981-3-10 2109 Los Angeles Ballona Wetlands, Area 1. Comment
  POM158114  Chenopodium murale L. R. Abrams 1902-8-20 2965 Los Angeles Inglewood. Comment
  RSA478542  Chenopodium murale Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  RSA526605  Chenopodium murale Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4189 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA529902  Chenopodium pratericola T. S. Ross 1991-8-16 5808 Los Angeles Colby Canyon 1064 Comment
  POM219185  Chenopodium pumilio L. C. Wheeler 1932-7-2 894 Los Angeles San Dimas Canyon Comment
  UCR101266  Chenopodium strictum var. glaucophyllum L. C. Wheeler 1966-10-25 s.n. Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  RSA601192  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-27 9918 Los Angeles San Gabriel Mountains : North side Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
  RSA712909  Chorizanthe coriacea A. C. Sanders, Mark A. Elvin 2003-4-16 26052 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  NY32512  Chorizanthe leptoceras A. M. Ottley 1920-4-30 510 Los Angeles Arroyo Seco. 335.3 Comment
  NY468352  Chorizanthe parryi var. fernandina A. M. Ottley 1920-5-3 577 Los Angeles Little Tujunga Wash 335.3 Comment
  UCR222986  Chorizanthe perfoliata R. G. Swinney 2009-5-5 10641 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA491782  Chorizanthe spinosa J. L. Reveal 1988-5-17 6794 Los Angeles Antelope Valley, along 60th Avenue 0.2 mile north of J. Street, on west side of the highway west of the Mira Loma Rehabilitation Center (or Detention Facilty), about 6 air miles west of Lancaster 716 Comment
  CAS-BOT-BC244661  Chorizanthe staticoides John Thomas Howell 1931-5-31 6621 A Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC244670  Chorizanthe staticoides Alice Eastwood 1919-5-29 8963 Los Angeles San Gabriel Canyon Comment
  POM175360  Chorizanthe staticoides E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail between Camp Coldbrook and Pine Flats. Comment
  RSA562681  Chorizanthe staticoides D. Charlton 1990-4-15 4194 Los Angeles Kentucky Springs, Sierra Hwy, northern edge of the Angeles National Forest Comment
  RSA674851  Chorizanthe staticoides Scott D. White, Kent Hughes 2000-5-17 7874 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA678315  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1395 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  SBBG121874  Chorizanthe staticoides A. Parikh, N. Gale 2005-6-15 776 Los Angeles Portal Ridge, 1 km NNW of intersection of N2/Johnson Rd, 1.4 km E of intersection of N2/Munz Ranch Rd 1080 Comment
  UC2043046  Chorizanthe staticoides Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7479 Los Angeles Pine Canyon Road along San Andreas Fault on N side of San Gabriel Mts. (Co Rd N2) Comment
  UC535374  Chorizanthe staticoides Ira W. Clokey, B. Templeton May 1929 4491 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) Comment
  RSA249757B  Chorizanthe watsonii Robert F. Thorne 1973-5-11 43467 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA756902  Chorizanthe watsonii R. G. Swinney 2008-6-17 9026 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UC1537267  Chorizanthe xanti Gordon H. True Jr. 1935-5-15 294 Los Angeles 4 mi s Palmdale (Head Minto Canyon); , s of Palmdale 914 Comment
  SFV6846  Chrysolepis sempervirens T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 588 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2439 Comment
  POM351970  Chrysothamnus nauseosus subsp. bernardinus B. C. Templeton 1932-8-25 5088 Los Angeles Table Mtn., Big Pines Park, San Gabriel Mountains 2037 Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA594193  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd, Lauren Raz 1996-10-14 9096 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  SEINET5344368  Chylismia claviformis subsp. claviformis N. H. Holmgren, P. K. Holmgren 1974-4-6 7639 Los Angeles Antelope Valley, 3 airline miles northeast of Threepoint. 914 Comment
  LA34838  Cirsium occidentale var. californicum Mary V. Hood; 1942-12-16 42 97 k* Los Angeles 144 Comment
  POM18107  Cirsium occidentale var. californicum P. A. Munz 1923-5-25 6814 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  SBBG31227  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  RSA595118  Cistanthe monandra Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8576 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA453460  Clarkia bottae G. R. Johnstone 1931-4-19 s.n. Los Angeles Elysian Park. Comment
  UC107831  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  UCSB8415  Clarkia bottae Wedberg, H. 1957-6-15 Los Angeles Seminole Hot Springs Rd; near jct Latigo Cny Road Comment
  HSC83415  Clarkia cylindrica D. L. Koutnik, Vickie Dawes 1978-5-12 489 Los Angeles Decker Rd., N of Mulholland Hwy. 488 Comment
  CAS-BOT-BC172254  Clarkia cylindrica subsp. cylindrica W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Liebre Campground, Liebre Mtn., Angeles National Forest 1645 Comment
  RSA306317  Clarkia dudleyana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1379 Los Angeles Eaton Canyon Park, Altadena. 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
  RSA756740  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  UCR238656  Clarkia dudleyana Anuja Parikh, Nathan Gale 2010-6-22 3357 Los Angeles Transverse Range, San Gabriel Mountains, Upper Shortcut Canyon, 1.1 km south of State Hwy 2 (Angeles Crest Hwy), 1.3 km southeast of intersection of State Hwy 2 and Upper Big Tujunga Canyon Road 1330 Comment
  UC373501  Clarkia epilobioides C. L. Hitchcock 1928-5-3 48 Los Angeles Santa Anita Canyon Santa Monica Mts. 200 Comment
  UCR127635  Clarkia purpurea Mark A. Elvin, Cathleen Weigand 2003-5-22 2891 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR188659  Clarkia purpurea R. G. Swinney 1990-4-28 1573 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  CAS-BOT-BC163696  Clarkia purpurea subsp. quadrivulnera Barbara Shervanick 1974-5-23 1439 Los Angeles North Fork of Lodi Canyon, San Gabriel Mt. Range, Pacific Drainage Area 792 Comment
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  LA45550  Clarkia purpurea subsp. quadrivulnera Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  LA45557  Clarkia purpurea subsp. quadrivulnera Carl Epling; 1926-4-10 sn Los Angeles Simi Hills - Santa Susana Mountains, Santa Susana Pass Comment
  LA82399  Clarkia purpurea subsp. quadrivulnera O. H. Kappler; 1940-5-26 28 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0087867  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA561823  Clarkia unguiculata Steve Boyd, Orlando Mistretta 1993-6-3 8177 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest., North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 915 Comment
  UCR127209  Clarkia unguiculata A. C. Sanders 2003-5-1 26244 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR277033  Clarkia unguiculata R. G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UC284266  Clarkia xantiana P. A. Munz 1923-5-27 6879 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
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May 13 2009
  UCR223313  Claytonia parviflora R. G. Swinney 2009-4-28 10542 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR223361  Claytonia parviflora R. G. Swinney 2009-5-20 10817 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
  CHSC95770  Claytonia parviflora subsp. tenuifolia LeRoy Gross; Michael Denslow 2003-6-4 988 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. UTM Zone: 3802412N 0421876E. 1936 Comment
  CAS-BOT-BC439959  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1992-4-21 6211 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon & lower Cow Canyon, draining toward the latter 1328 Comment
  RSA19875  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4526 Los Angeles Mandeville Canyon. 365 Comment
  RSA466702B  Claytonia perfoliata subsp. mexicana Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  SDSU9787  Claytonia perfoliata subsp. perfoliata A. H. Gallup 1949-3-17 344 Los Angeles Lasca- common along drainage areas. 152 Comment
  RSA679285  Clematis lasiantha Mark A. Elvin, Anne Marie Ruff 1996-8-1 306 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Comment
  LA207178  Clematis ligusticifolia W. R. Ernst; 1947-4-4 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  UC63988  Clematis ligusticifolia Geo. R. Hall Sept 1904 Los Angeles San Antonio Mts., Swartout Canyon Comment
  UCR277193  Clematis ligusticifolia R. G. Swinney 2010-9-30 13928 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CLARK-A1528-2384  Cleomella obtusifolia John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  LA201020  Cnicus benedictus Carl Wishner; 1986-7-9 sn Los Angeles 83 Comment
  POM96827  Cnicus benedictus P. A. Munz 1926-5-3 10813 Los Angeles Weed along car track, Pomona Jct. 305 Comment
  RSA555354  Collinsia bartsiifolia var. davidsonii D. Charlton 1991-5-21 5223 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  RSA680215  Collinsia callosa Valerie L. Soza, Naomi S. Fraga, Aydee Virgen 2003-6-16 1678 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  POM183478  Collinsia heterophylla Joseph A. Ewan 1929-5-4 3464 Los Angeles Santa Monica Mountains, Santa Ynez Canyon. Comment
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Apr 15 2014
  RSA408271  Collinsia heterophylla Geo. L. Moxley 1913-9-1 187 Los Angeles Santa Anita Canyon. Comment
  RSA659846  Collinsia heterophylla Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  LA105379  Collinsia parryi Barry A. Prigge; 1989-4-23 8484 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  UC1971258  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  RSA0117334  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mile above Dam, San Gabriel Mountains. 427 Comment
  RSA71951  Collomia grandiflora F. W. Peirson 1923-6-9 3548 Los Angeles Pine Canyon, Elizabeth Lake 1159 Comment
  RSA226086  Colutea arborescens R. F. Thorne, Tilforth 1971-6-17 39919 Los Angeles Angeles National Forest; at Bear Divide station 822 Comment
  UC1611555  Colutea arborescens Tim Ross, Walter Appleby 1993-6-8 7373 Los Angeles just e of the Forest Service Station (off the w side of Little Tujunga Road, at head of draw draining se to Pacoima Canyon, San Fernando 7.5' quad, near ctr W/2 sec 7); Western San Gabriel Mountains, Bear Divide 792 Comment
  SBBG128258  Comarostaphylis diversifolia subsp. planifolia M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3029 Los Angeles lower Cottonwood Cyn 152 Comment
  RSA747467  Conium maculatum R. G. Swinney 2008-4-4 8609 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA0116452  Conyza bonariensis R. G. Swinney 2010-8-11 13502 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA127418  Conyza canadensis Peter H. Raven, H. J. Thompson 1959-10-18 14667 Los Angeles Santa Monica Mountains north arm of Malibu Lake 220 Comment
  RSA755948  Cordylanthus nevinii R. G. Swinney 2008-7-24 9289 Los Angeles Waterman Mountain 2412 Comment
  RSA0033683  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5435 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  POM11454  Cordylanthus rigidus subsp. setiger Philip A. Munz, R. D. Harwood 1920-8-11 4382 Los Angeles Claremont. 366 Comment
  RSA660075  Coreopsis bigelovii Orlando Mistretta 1992-5-25 419 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCR124582  Coreopsis bigelovii B. C. Templeton, I. W. Clokey 1930-4-8 1071 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  PASA411  Coreopsis douglasii Stason 1930-5-18 Los Angeles Near Lancaster Comment
  POM356141  Corethrogyne filaginifolia Wm Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  CAS-BOT-BC32934  Corethrogyne filaginifolia var. californica Ernest Braunton 1902-5-25 280 Los Angeles Redondo Comment
  LA201787  Cotoneaster franchetii Arthur C. Gibson; 2003-9-3 4845 Los Angeles 167 Comment
  CAS-BOT-BC287258  Cotula australis C. W. Tilforth 1968-2-19 131 Los Angeles LASCA [Los Angeles State and County Arboretum] Comment
  UCD130876  Cotula australis Jack Delaini; Barbara Shervanick 1974-4-5 87 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  UCR219445  Cotula australis R. G. Swinney 2009-3-28 10202 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  SFV3857  Cotula coronopifolia M. L. Vincent 1960-3-24 59 Los Angeles Santa Monica Mountains Temescal Canyon beside dry streambed. Comment
  RSA725670  Crassula connata Steve Boyd 2003-1-17 10440 Los Angeles Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. 177 Comment
  RSA592204  Crassula connata var. connata L. C. Wheeler 1967-4-23 9194 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. Comment
  CDA20316  Crassula ovata M. O'Brien 2005-1-23 s.n. Los Angeles La Piedra State Beach. 0 Comment
  SBBG31028  Cressa truxillensis R. F. Thorne 1966-5-31 36444 Los Angeles behind beach at Little Harbor 3 Comment
  RSA4833  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 #3. Plant #3. Comment
  LA201634  Crinum Arthur C. Gibson; 2004-1-17 4996 Los Angeles 213 Comment
  RSA16870  Crossosoma californicum C. B. Wolf 1932-5-9 5171 Los Angeles Santa Catalina Island. Junction of Upper Pebbly Beach Road and road to Renton Mine. 121 Comment
  RSA249728  Crossosoma californicum R. F. Thorne, Doug Propst 1973-2-14 42478 Los Angeles Santa Catalina Island. N of junction of Isthmus and Marine Science Laboratory roads 122 Comment
  RSA397732  Crossosoma californicum Reid V. Moran 1941-2-25 611 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  RSA654565  Crossosoma californicum Pam De Vries 1996-4-7 4 Los Angeles City of Rancho Palos Verdes, 0.25 mi N of jct of Forrestal Dr. and Pirate Dr. off main trail into Quarry Bowl. Comment
  SBBG108966  Crossosoma californicum S. A. Junak 1997-4-8 SCl 795 Los Angeles between two forks of upper Wall Rock Cyn 237 Comment
  LA30862  Croton californicus Jane Turner; Peter H. Raven, Barbara Whitesel 1959-3-15 C 164 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA480561  Croton californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume, California. Comment
  RSA620041  Croton californicus LeRoy Gross 1998-11-1 95 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  UCD141952  Croton californicus B. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  SBBG126920  Cryptantha barbigera var. barbigera A. Parikh, N. Gale 2011-6-4 3411 Los Angeles 4 km W of St Hwy 14, 2.4 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1174 Comment
  RSA595116  Cryptantha circumscissa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8578 Los Angeles Liebre Mountains, 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 jtn with 8N05. 1204 Comment
  UC1871249  Cryptantha circumscissa T. S. Ross 1991-4-30 4967 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UCD119602  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert, Highway 18, 0.5 mile east of junction with Highway 138, NE of Pinyon Hills. Comment
  UCD166196  Cryptantha circumscissa Jack Major 1962-4-15 761 Los Angeles Desert near Pearblossom. (Exact location unkown. Coordinates estimated by label maker.) 930 Comment
  CAS-BOT-BC189517  Cryptantha circumscissa var. circumscissa G. B. Grant 1906-6-20 6691 Los Angeles Summit, Mount Wilson Comment
  RSA0061141  Cryptantha circumscissa var. circumscissa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 s.n. Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  LA81967  Cryptantha clevelandii O. H. Kappler; 1943-5-23 468 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR147041  Cryptantha clevelandii L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  RSA775871  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-26 5206 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA777917  Cryptantha decipiens R. G. Swinney 2009-5-6 10675 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR98788  Cryptantha decipiens Steve Boyd, L. Raz 1997-4-30 9594 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  RSA159357  Cryptantha intermedia P. H. Raven 1962-4-12 19316 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  RSA202473  Cryptantha intermedia R. L. Armacost 1963-5-7 1629 Los Angeles Tapia Park, Santa Monica Comment
  SBBG63827  Cryptantha intermedia R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  POM9237  Cryptantha intermedia P. A. Munz, R. D. Harwood 1920-3-13 3341 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA232792  Cryptantha intermedia R. F. Thorne 1966-4-16 36067 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  SBBG31314  Cryptantha maritima R. F. Thorne with P. C. Everett 1965-5-11 34577 Los Angeles N side of N beach of Little Harbor 15 Comment
  RSA238235  Cryptantha micrantha R. F. Thorne 1969-7-2 38289 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  RSA712187  Cryptantha micrantha var. lepida A. C. Sanders, Mark Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26195 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA507971  Cryptantha microstachys Steve Boyd 1988-4-28 2225 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  UCR95326  Cryptantha microstachys L. C. Wheeler 1967-5-9 9413 Los Angeles San Gabriel Mtns., Aliso Canyon, east of Acton, c. 2 mi. downstream from Wagonwheel Ranch 945 Comment
  SEINET12280858  Cryptantha microstachys E. A. Purer 1935-1 6589 Los Angeles Santa Monica Mountains Comment
  UCD119931  Cryptantha muricata Steve Boyd; Thomas Elias 1987-4-14 2068 Los Angeles San Gabriel Mountains, ridge between Pine Mountain and Silver Mountain south of Rincon - Red Box Road, north of Glendora. Comment
  UCR205231  Cryptantha muricata R. G. Swinney 2008-5-2 8727 A Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR260334  Cryptantha muricata R. G. Swinney 2010-5-4 12541 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
  RSA0078909  Cryptantha muricata var. denticulata T. S. Ross 1991-8-14 5762 Los Angeles Roundtop Mtn, San Gabriel Mountains. 1881 Comment
  RSA0079405  Cryptantha muricata var. jonesii Steve Boyd, Lauren Raz 1997-5-6 9768 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG63797  Cryptantha muricata var. jonesii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA802562  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-7-6 5905 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA0079586  Cryptantha muricata var. muricata H. J. Thompson 1959-4-12 1928 Los Angeles Santa Monica Mountains, 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  RSA589969  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-3-30 948 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  RSA716351  Cryptantha nevadensis var. rigida Andrea Edwards, Pam De Vries 2006-5-15 103 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR186871  Cryptantha oxygona A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32071 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, north of Hwy 138 and the California Aqueduct at the crossing of Oso Canyon 976 Comment
  RSA704348  Cryptantha similis Gary D. Wallace 1982-4-17 1916 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA232822  Cryptantha traskiae R. F. Thorne 1966-4-15 35992 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  CHSC3736  Cucurbita foetidissima Sue Boergadine 1966-4-28 5 Los Angeles Approximately 8 mi NE of Newhall. 914 Comment
  UCR199938  Cupressus arizonica Scott D. White, Justin Wood 2008-5-6 11939 Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  SEINET10531086  Cupressus sempervirens David B. Dunn 1939-10-25 Dunn UMO 46541 Los Angeles Cultivated plants collected in the vicinity of Colorado Blvd. and Orange Dr., Pasadena, Calif. 274 Comment
  CHSC98203  Cuscuta californica A. C. Sanders; Andy Thompson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft south of Magic Mountain theme park. Hills. 396 Comment
  OBI74894  Cuscuta californica K. Dobry 1991-5-22 d 659 Los Angeles Soka Univ NE section. Santa Monica Mts. 1 mi E of Las Virgenes Rd off Mulholland hwy Comment
  POM156517  Cuscuta californica L. R. Abrams 1902-7-5 2654 Los Angeles Azusa. Comment
  RSA54069  Cuscuta campestris J. T. Howell 1948-7-2 24765 Los Angeles Redondo Beach. Comment
  UC1595452  Cuscuta ceanothi Tim Ross 1992-7-10 6647 Los Angeles between Coldwater Canyon and Wickiup Canyon (s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  RSA0051618  Cuscuta indecora Lee Haines 1950-07 s.n. Los Angeles Lancaster-Antelope Valley. Comment
  RSA782191  Cuscuta pentagona A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  POM247928  Cylindropuntia californica var. parkeri Joseph A. Ewan 1937-8-23 11061 Los Angeles Tujunga Creek near mouth of canyon. Comment
  SEINET9037764 Image available Cylindropuntia echinocarpa M. A. Baker, Michelle Cloud-Hughes 2014-11-15 18260 Los Angeles San Gabriel Mountains, Soledad Canyon, just south of the Vincent Fire Station, north side of Route 14, 10km SSW of Palmdale, 50km NNE of central Los Angeles 940 Comment
  UCR168542  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1390 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  SBBG133414  Cyperus esculentus J. Savage, J. Lambert 1525-Aug-2003 10 -2003 Los Angeles sand pile at VC3 259 Comment
  CAS-BOT-BC114306  Cyperus esculentus George B. Grant 1902-5-1 245 Los Angeles Los Angeles. Comment
  POM184656  Cyperus esculentus L. C. Wheeler 1932-9-23 1402 Los Angeles San Gabriel. 106 Comment
  POM340635  Cyperus involucratus F. R. Fosberg 1973-11-15 55346 Los Angeles San Clemente Island, Wilson s Cove. Comment
  POM264761  Cyperus odoratus L. C. Wheeler 1932-9-19 1390 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA0106595  Cystopteris fragilis Orlando Mistretta, Christine Mistretta 2008-5-16 3105 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  SD252241  Dactylis glomerata Steven A. Junak 1999-4-23 Sca 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 523 Comment
  RSA229000  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-30 40831 Los Angeles San Gabriel Mts., Angeles National Forest: S fork of Little Rock Creek 3.3 miles below Alder Saddle 1432 Comment
  RSA669284  Datisca glomerata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 555 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  LA51851  Datura wrightii W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM62413  Datura wrightii L. R. Abrams 1902-6-11 2510 Los Angeles Playa del Rey. Comment
  RSA599873  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-6 9718 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SBBG120059  Daucus pusillus A. C. Sanders 2003-5-22 26819 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210, N of Santa Fe Railroad, E of San Gabriel River channel 171 Comment
  CAS-BOT-BC130925  Deinandra clementina L. R. Abrams 1931-7-7 404 Los Angeles Catalina Harbor, Santa Catalina Id. Comment
  CAS-BOT-BC130943  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-3 302 Los Angeles Santa Barbara Island Comment
  UC1594389  Deinandra clementina Tim Ross and Elizabeth Kellogg 1992-4-13 6144 Los Angeles coastal terrace in vicinity of Darter (nw part of island, (340 degrees nnw, 1140 m distant from 199'BM near Flasher, ca 250 m nnw of the shifting sands)); San Clemente Island 18 Comment
  UC2026445  Deinandra clementina Louis C. Wheeler 1962-5-20 8085 Los Angeles CATALINA ISLAND: Isthmus Station. Comment
  UC1478699  Deinandra fasciculata Larry DeBuhr 1977-4-16 2658 Los Angeles coastal bluffs around Little and Shark Harbours; Santa Catalina Island Comment
  CAS-BOT-BC131012  Deinandra minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  UCR124392  Delphinium cardinale I. W. Clokey, B. C. Templeton 1929-1 4580 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR182708  Delphinium glaucum R. G. Swinney 1997-7-16 5663 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA511320  Delphinium parishii subsp. parishii 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
  POM151  Delphinium parryi Caroline S. Weinland s.n. Los Angeles Pomona College Campus. Claremont. 305 Comment
  RSA724385  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 418 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UC284818  Delphinium patens subsp. hepaticoideum P. A. Munz 1923-5-26 6846 Los Angeles shaded slopes San Gabriel Mts., Vincent Gulch 2011 Comment
Read comments
Sep 14 2008
  UCD96569  Delphinium patens subsp. hepaticoideum Kenneth A. Wilson 1961-3-10 971 Los Angeles Santa Monica Mtns. Old Topanga Canyon Road, ca. 1/4 mile west of Topanga Canyon Rd. Comment
  UCR272579  Delphinium patens subsp. montanum R. G. Swinney 2011-5-26 14846 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
  UC625039  Dendromecon harfordii F. R. Fosberg 1931-4-13 S 4580 Los Angeles Renton Mine Santa Catalina Island, Pebble Beach Canyon, lf. fk. 300 Comment
  CAS-BOT-BC82903  Dendromecon rigida Le Roy Abrams; E. A. McGregor 1908-7-5 675 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains. Comment
  IRVC26286  Dendromecon rigida Mark A. Elvin, Cathleen Weigand 2003-5-22 2898 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  UCR269942  Dendromecon rigida R. G. Swinney 2010-4-13 12188 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA183002  Dendromecon rigida subsp. rhamnoides S. Carlquist, Robert F. Thorne 1966-4-28 1823 Los Angeles Upper terminus of road to Renton Mine, Santa Catalina Island. Comment
  SEINET3507535 Image available Dentaria californica C. Francis Shutts 1949-3-13 19 Los Angeles San Dimas Canyon. San Gabriel Mt. Range. Comment
  UCR231913  Deschampsia danthonioides Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  UC56411  Descurainia pinnata subsp. menziesii Ernest Braunton Mar 1903 841 Los Angeles Playa del Rey Comment
  RSA0068311  Descurainia sophia R. G. Swinney 2010-5-12 12720 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
  RSA433534  Dicentra chrysantha Robin S. Collins 1973-5-28 312 Los Angeles Angeles National Forest, San Gabriel Mtns: Trail Canyon. 2-2.5 mi into canyon from start of pack trail 793 Comment
  RSA433539  Dicentra chrysantha N. C. Cooper 1949-6-18 4210 Los Angeles Angeles Crest Hwy. 1067 Comment
  IRVC26288  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  SEINET13203164 Image available Dichelostemma capitatum R. G. Swinney 2010-1 11828 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  CAS-BOT-BC499431  Dichelostemma capitatum Dr. Barton W. Evermann 1918-3-25 s. n. Los Angeles San Clemente Island Comment
  RSA304267  Dichelostemma capitatum subsp. capitatum James R. Shevock 1970-3-14 30 Los Angeles Claremont Foothills 464 Comment
  RSA376832  Dichelostemma capitatum subsp. capitatum C. B. Liter, J. A. Powell 1928-04 s.n. Los Angeles Santa Catalina Island. Comment
  RSA376846  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1948-4-21 2663 Los Angeles Littlerock Reservoir. 762 Comment
  RSA376848  Dichelostemma capitatum subsp. capitatum T. A. Burch, B. E. B. 1943-7-4 s.n. Los Angeles Redondo Beach Comment
  CLARK-A1528-4584  Digitaria ischaemum John C. Roos, Alfred R. Roos 1950-9-16 4989 Los Angeles Los Angeles 60 Comment
  UCSC000081  Digitaria sanguinalis Mrs. H. S. Yates 2014-6-1 s.n. Los Angeles Pomona Comment
  RSA601406  Distichlis spicata var. stolonifera F. C. Boutin 1967-4-23 1627 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  RSA65169  Dodecahema leptoceras F. W. Peirson 1951-1 1777 Los Angeles Rubio Wash, Altadena Comment
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Dec 17 2015
  UCR149316  Dodecatheon clevelandii R. G. Swinney 1998-3-14 5908 Los Angeles San Gabriel Mtns., Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  RSA461345  Dodecatheon clevelandii Ora M. Clark 1929-3-29 1797 Los Angeles East of Sandberg. Comment
  SEINET8564490 Image available Dodecatheon clevelandii Unknown 6508 Los Angeles Rather moist slopes. Griffith Park, Los Angeles, California. Comment
  UC22363  Dodecatheon clevelandii subsp. clevelandii J. H. Barber 1897-1-24 28 Los Angeles Santa Monica Mts. Santa Monica Mts. (Southern California) Comment
  UCR31795  Dodecatheon redolens T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns, Lily Springs Comment
  RSA530892  Draba corrugata var. corrugata Albert J. Perkins 1915-7-26 s.n. Los Angeles Mt. San Antonio. 3049 Comment
  RSA682651  Drymocallis glandulosa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1067 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  UCR259405  Drymocallis glandulosa R. G. Swinney 2010-9-9 13743 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
  RSA522447  Drymocallis glandulosa Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4058 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
  CAS-BOT-BC157700  Drymocallis glandulosa var. glandulosa Alice Eastwood 1919-5-29 8992 Los Angeles San Gabriel Canyon Comment
  CATA1809  Dryopteris arguta Benjamin E. Carter 2012-8-23 6994 Los Angeles Santa Catalina Island: Below and west of Airport Road north of Middle Ranch Road 370 Comment
  LA200095  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1710 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, upper Las Flores Creek Rd. 304 Comment
  LA200110  Dryopteris arguta Lawrence L. Kiefer; 1966-3-6 1642 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.5 mi from canyon mouth. 152 Comment
  RSA693695  Dryopteris arguta L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA741567  Dryopteris arguta Justin M. Wood 2008-11-20 237 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  CAS-BOT-BC67903  Dryopteris arguta M. N. Ackley 1936-2-1 s.n. Los Angeles Malibu Hills Comment
  RSA650217  Dryopteris arguta Bob Schnackenberg 1948-2-14 s.n. Los Angeles Collected 1/2 mi. north of Foothill Blvd. on Crescent Glen Dr. Glendora. Comment
  RSA693714  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Eagle's Nest, Santa Catalina Island. Comment
  SD93159  Dryopteris arguta Lucille Kempers 1953-5-26 65 Los Angeles San Gabriel Mountains, Little Dalton Canyon 365 Comment
  CAS-BOT-BC428114  Dudleya cymosa subsp. cymosa Geo. B. Grant 1904-6-27 6311 Los Angeles Mt Lowe Comment
  RSA83407  Dudleya cymosa subsp. pumila Joseph A. Ewan 1932-7-4 7572 Los Angeles Millard's Canyon, above the falls Comment
  SBBG129325  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2012-5-2 3575 Los Angeles W Fork San Gabriel River, 0.6 km E of Cogswell Dam 685 Comment
  UC1601947  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-15 1646 Los Angeles head South Fork Lytle River; San Antonio Mtns 1828 Comment
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Nov 23 2013
  RSA348069  Dudleya lanceolata Dave Kelly, W. Wisura 1986-4-30 4116 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  SD129825  Dudleya virens Katherine Brandegee Unknown Los Angeles San Clemente Island. Comment
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Sep 9 2014
  UC557762  Dudleya virens Nell Murbarger 1936-5-1 96 Los Angeles extreme s end San Clemente Island Comment
  RSA0091665  Dysphania ambrosioides Bonnie C. Templeton 1951-9-12 s.n. Los Angeles [No location information on label.] Comment
  UCD98566  Dysphania ambrosioides Lyman Benson 1945-10-22 11899 Los Angeles Claremont. 335 Comment
  UC56957  Echinodorus berteroi Dr. A. A. Davidson 1893-8-13 Los Angeles Los Angeles, Garvanza (near Eagle Rock) Comment
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Oct 25 2015
  LA211254  Eclipta prostrata Arthur C. Gibson; Tarja Sagar 2004-9-21 5196 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, along Malibu Creek. Comment
  RSA601408  Ehrharta calycina M. A. Piehl 1963-12-8 631117 Los Angeles W end of airfield runway inland from West Cove (SE of Driggs), San Clemente Island. 18 Comment
  RSA631384  Ehrharta calycina Valerie L. Soza, LeRoy Gross 1999-5-11 466 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, southwest of Johnstone Peak, east side of junction of Sycamore Flat Motorway and Bluebird Motorway. 868 Comment
  UCR117115  Ehrharta erecta A. C. Sanders, D. Malueg 2001-5-17 24345 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA0124766  Elatine brachysperma Louis C. Wheeler 1946-8-24 6230 Los Angeles San Gabriel Mountains; Crystal Lake. 1676 Comment
  RSA647879  Eleocharis parishii LeRoy Gross, Wayne Law 2000-8-8 4 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., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  RSA569409  Eleocharis parishii B. C. Templeton 1932-8-25 5086 Los Angeles Camp Cienega, Big Pines Park, San Gabriel Mountains. 2072 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
  UCR101736  Eleusine indica L. C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue Comment
  SEINET4889551  Elodea canadensis L. C. Wheeler 1933-12-13 2325 Los Angeles San Gabriel Mts., San Dimas Canyon Dam 411 Comment
  RSA0056275  Elymus condensatus Orlando Misretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  CAS-BOT-BC227500  Elymus elymoides A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  UCR189972  Elymus elymoides R. G. Swinney 1998-8-27 6820 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA191346  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37202 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  CDA31723  Elymus elymoides subsp. elymoides Louis C. Wheeler 1973-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Spring Canyon at Santa Clara Divide Road. Comment
  UCR281592  Elymus elymoides subsp. elymoides R. G. Swinney 2014-4-30 16304 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UC1595343  Elymus glaucus Tim Ross 1992-5-17 6364 Los Angeles lower Shoemaker Canyon San Gabriel Mts. (draining to E fork of San Gabriel River and joining it at 2125 ft elevation) 688 Comment
  UCSB12617  Elymus glaucus Hochberg, Fred 1961-3-17 Los Angeles 1/2 mile below dam of Middle Canyon Creek; Middle Canyon; Catalina Island Comment
  RSA602321  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-6-17 9939 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34? 41' 19.3''N 118? 34' 28.3''W. 1597 Comment
  RSA700485  Elymus glaucus subsp. glaucus LeRoy Gross, Paul Morton 2004-6-9 1355 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  UCR273654  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14947 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
  SD237266  Elymus ponticus R. G. Swinney 2008-6-17 9025 Los Angeles San Gabriel Mountains: 2.3 mi. north of Hwy 2 at Vincent Gap Pinyon Ridge Motorway. 1992 Comment
  RSA177775  Emmenanthe penduliflora Robert F. Thorne, P. Everett 1965-5-11 34582 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  SBBG65078  Emmenanthe penduliflora var. penduliflora R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  CAS-BOT-BC131223  Encelia californica S. Y. Parnay Mar. s.n. Los Angeles Griffith Park Comment
  CATA1120  Encelia californica Mark L. Hoefs 1995-5-23 2085 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  CHSC98397  Encelia californica LeRoy Gross 2001-3-16 342 Los Angeles Los Angeles Basin: Verdugo Mountains regions: 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. Near road on a sunny ridgetop that at one time had been bulldozed. 701 Comment
  JEPS16886  Encelia californica Peter H. Raven 1956-6-17 9409 Los Angeles chapparral nw of Sunset Boulevard at Sepulveda Boulevard (on the slopes of the Santa Monica Mountains); Santa Monica Mountains Comment
  RSA313368  Encelia californica R. F. Thorne 1973-4-12 42923 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 5 Comment
  RSA533959  Encelia californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5198 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  SFV20857  Encelia farinosa L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 723 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Ridge east of the Brand Canyon Cemetary west of the land fill. Lower part of Brand Park motorway on southwest tranding ridge. 307 Comment
  RSA655993  Encelia virginensis var. actoni James Henrickson 1985-3-30 19778 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  LA6829  Ephedra nevadensis Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  NY70073  Ephedra nevadensis Collector unspecified 05 1940 s.n. Los Angeles Close to Casa del Adobe, Palmdale Comment
  RSA0041816  Ephedra nevadensis Robert F. Thorne, Dick Tilforth 1978-6-21 52330 Los Angeles San Gabriel Mountains: N of Bob's Gap. Comment
  RSA594953  Ephedra viridis T. S. Ross 1995-4-26 8385 Los Angeles LIEBRE GULCH: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. 1024 Comment
  POM2972  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1918-12-19 s.n. Los Angeles Placerita Canyon near Newhall. Comment
  RSA653521  Epilobium canum subsp. canum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 283 Los Angeles Verdugo Mountains: Chandler Fire Road. 549 Comment
  CAS-BOT-BC171929  Epilobium canum subsp. latifolium F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson Ridge, San Gabriel Mountains 1767 Comment
  JEPS44023  Epilobium canum subsp. latifolium Frank W. Peirson 1920-9-13 2282 Los Angeles San Antonio Canyon San Gabriel Mountains 2133 Comment
  RSA667962  Epilobium canum subsp. latifolium Peter J. Mehringer 1958-9-11 s.n. Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  RSA799901  Epilobium canum subsp. latifolium Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 1 Los Angeles Glendora Ridge Road. 1313 Comment
  RSA0069202  Epilobium ciliatum R. G. Swinney 2010-9-9 13774 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA188091  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, P. Everett 1965-6-24 35040 Los Angeles Santa Catalina Island: below dam in lower Cottonwood Canyon 38 Comment
  UC144353  Epilobium ciliatum subsp. ciliatum C. F. Baker 3662 Los Angeles San Antonio Canyon Claremont Comment
  RSA229146  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38889 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 mile SE of Dawson Saddle. 2332 Comment
  RSA0058204  Epipactis gigantea Richard G. Swinney 2010-6-23 13371 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
  RSA639605  Equisetum hyemale var. affine L. C. Wheeler 1932-7-2 890 Los Angeles San Dimas Canyon, San Gabriel Mts. 457 Comment
  RSA651611  Eragrostis John T. Rollins 1948-5-26 s.n. Los Angeles Located at 130 1/2 S. Greenwood Ave. Montebello. 46 Comment
  CAS-BOT-BC204480  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir 914 Comment
  UCD33021  Eragrostis cilianensis Beecher Crampton 1965-10-27 7591 Los Angeles ca. 2.6 miles S.W. of Saugus, US Hwy. 99. 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
  CAS-BOT-BC213594  Eragrostis mexicana subsp. mexicana Cecil Hart 1921-7-1 s.n. Los Angeles Howard & Smith's Nursery Comment
  RSA214244  Eragrostis mexicana subsp. virescens L. C. Wheeler 1931-9-1 47 Los Angeles 2 miles north of Claremont 412 Comment
  CAS-BOT-BC284122  Eragrostis pectinacea var. pectinacea John Thomas Howell 1927-9-30 3126 Los Angeles Los Angeles River bed east of Griffigh Park, Los Angeles Comment
  HSC16004  Eremalche exilis C. S. Apperson 1966-4-24 Los Angeles Junction of Palmdale Blvd. and 90th St. Comment
  RSA596737  Eremocarpus setiger L. C. Wheeler 1966-10-22 9041 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  UC17607  Eremocarpus setiger H. P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  UC1584882  Eriastrum densifolium subsp. austromontanum Tim Ross and Steve Boyd 1991-7-24 5671 Los Angeles near intersection of Pacifico Mountain Road x Roundtop Truck Road; Pacifico Mtn USGS 7.5' quad, Granite Mountain vicinity 1901 Comment
  CAS-BOT-BC514260  Eriastrum densifolium subsp. austromontanum Katharine Brandegee June--Aug (no year) s.n. Los Angeles Ravenna Comment
  UCR189984  Eriastrum densifolium subsp. densifolium R. G. Swinney 1998-9-4 6896 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA0121165  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12952 Los Angeles Desert 16 miles east of Lancaster. Comment
  UC625596  Eriastrum sapphirinum Annie M. Alexander 1939-6-26 849 Los Angeles w Victorville Comment
  UCR222803  Eriastrum sapphirinum R. G. Swinney 2009-5-9 10705 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  UCR270833  Eriastrum sapphirinum R. G. Swinney 2011-5-24 14798 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA0103452  Eriastrum sapphirinum subsp. brevibracteatum Anstruther Davidson 1892-7-11 s.n. Los Angeles Lancaster. Comment
  RSA0122085  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, M. Z. Thorne 1969-7-9 38535 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  CAS-BOT-BC514977  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1919-6-21 9053 Los Angeles San Fernando Comment
  UCR164866  Eriastrum sparsiflorum Naomi Fraga, Taryn Williams 2005-6-23 1631 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along Little Rock Creek Road (FS Rd 5N04) 1181 Comment
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Jan 13 2014
  RSA0086996  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA713746  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SD68972  Ericameria cooperi var. cooperi James Henrickson 1966-4-16 2236 Los Angeles Soledad Canyon; in Escondito Canyon Road 1 mile northwest of Highway 14. 885 Comment
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Jul 9 2014
  UC1118695  Ericameria cooperi var. cooperi H. A. Jensen 1933-5-18 301 Los Angeles opposite mouth of Aliso Canyon Tujunga Quadrangle Comment
  UCR221903  Ericameria linearifolia R. G. Swinney 2009-4-28 10530 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA004622  Ericameria linearifolia Fay A. MacFadden 1929-10-1 1308 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UCR239986  Ericameria nauseosa R. G. Swinney 2009-11-13 11603 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA0064064  Ericameria nauseosa var. hololeuca Richard G. Swinney 2010-10-13 14035 Los Angeles Lily Spring, within 100 meters of main spring. East of spring. 2454 Comment
  LA202465  Ericameria palmeri var. pachylepis Jonathan Sauer; 1972-5-1 5075 Los Angeles San Gabriel Mountains, Aliso Canyon, E of Acton Comment
  UCR88658  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 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
  UC527677  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 Los Angeles just below Padua Hills Theatre (above Claremont, w slope San Gabriel Mts.); San Gabriel Mts. 457 Comment
  RSA0116832  Ericameria parryi R. G. Swinney 2010-9-21 13857 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  HSC79921  Ericameria pinifolia James Henrickson 1973-11-2 8094 Los Angeles 8 mi. NW of Newhall on Chaparral hillside above fields NW of junction of Hwy. 5 and Hasley Cyn. Rd. 366 Comment
  RSA3305  Ericameria pinifolia C. B. Wolf 1931-10-20 2465 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  POM9549  Ericameria pinifolia P. A. Munz 1920-3-10 3331 Los Angeles 1.5 mi. east of Claremont. 366 Comment
  CAS-BOT-BC293352  Ericameria teretifolia R. F. Hoover 1966-10-16 10193 Los Angeles 3 mi. s. of Palmdale Comment
  SBBG17793  Erigeron bonariensis P. H. Raven 1962-5-8 17616 Los Angeles barracks area, Wilson Cove 76 Comment
  SBBG108944  Erigeron bonariensis S. A. Junak 1996-9-29 SCl 681 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  UCR189716  Erigeron breweri R. G. Swinney 1998-7-27 6492 A Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA730178  Erigeron foliosus R. G. Swinney 1998-9-4 6890 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  UCR223768  Erigeron foliosus R. G. Swinney 2009-6-17 11184 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCSB6496  Erigeron foliosus Kamb, Peter 1947-6-11 Los Angeles Upper Sonoran Zone; Eaton Wash, Pasadena 266 Comment
  POM122297  Erigeron foliosus var. foliosus Marcus E. Jones 1926-9-2 s.n. Los Angeles SAN GABRIEL MTNS: Swartout Valley. Comment
  UC185439  Erigeron foliosus var. foliosus Katharine Brandegee May 17 1916-May 26 1916 Los Angeles Santa Catalina Island Comment
  UC895842  Erigeron foliosus var. foliosus John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  RSA455007  Eriodictyon crassifolium T. W. Minthorn 1925-5-30 s.n. Los Angeles Near Palmdale. Comment
  UCR255514  Eriodictyon crassifolium Dan S. Cooper 2014-6-26 614- 20 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  RSA0105975  Eriodictyon parryi R. G. Swinney 2011-7-8 15502 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA455076  Eriodictyon trichocalyx var. trichocalyx Robert Gustafson 1963-5-17 s.n. Los Angeles ca 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Hwy. 1585 Comment
  RSA0082909  Eriogonum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3129 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. In a wash that cut across the path that leads to ocean. 8 Comment
  UCR223242  Eriogonum R. G. Swinney 2009-7-23 11373 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
  IRVC27446  Eriogonum baileyi var. baileyi David Charlton, Robb Fishman 1990-8-30 3905 Los Angeles NE Palmdale, corner of Ave "P" and Sierra Hwy. Western Mojave Desert 793 Comment
  POM158209  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-4 11175 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  RSA393094  Eriogonum baileyi var. baileyi L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert, Little Rock Creek. Comment
  RSA681920  Eriogonum baileyi var. baileyi Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9635 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  RSA393134  Eriogonum cinereum F. R. Fosberg 1930-11-23 S 4204 Los Angeles Portugese Bend. 40 Comment
  RSA393139  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  UC750570  Eriogonum cinereum Lewis S. Rose 1946-7-26 46249 Los Angeles Malibu 6 Comment
  UCD99813  Eriogonum cinereum Kenneth A. Wilson 1961-3-5 941 Los Angeles Santa Monica Mountains. Mulholland Highway, 2 miles west of Las Virgenes Road. Comment
  RSA505265  Eriogonum cithariforme var. agninum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 363 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  RSA732857  Eriogonum davidsonii R. G. Swinney 2001-5-18 7931 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
  UCR239019  Eriogonum davidsonii Anuja Parikh, Nathan Gale 2010-6-15 3290 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.2 km east northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1305 Comment
  POM308907  Eriogonum davidsonii Unspecified 1943-9-13 677 Los Angeles Fern Canyon road, San Dimas experimental forest. 1555 Comment
  CAS-BOT-BC249778  Eriogonum elongatum var. elongatum Louis C. Wheeler 1931-10-17 262 Los Angeles 2 mi. N Claremont 411 Comment
  CAS-BOT-BC249773  Eriogonum elongatum var. elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Santa Monica Mts. Comment
  PASA1469  Eriogonum fasciculatum J. E. Giguette May, '26 Los Angeles Big Tujunga Comment
  LA25966  Eriogonum fasciculatum subsp. fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, Fireroad below Mt. San Mary's College Comment
  UCR155340  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2005-5-5 29866 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA650865  Eriogonum fasciculatum var. foliolosum Bob Cochrane 1948-5-2 s.n. Los Angeles Found in hills back of Occidental College. Comment
  UC1032050  Eriogonum fasciculatum var. foliolosum A. Lewis Feb 1934 288 Los Angeles mouth of Soledad Canyon San Fernando Quadrangle, Soledad Canyon Comment
  SDSU6558  Eriogonum giganteum R. M. Beauchamp 1966-8-8 50 Los Angeles Along road south of Avalon. Santa Catalina Island. 137 Comment
  CAS-BOT-BC33655  Eriogonum giganteum var. formosum Townsend Stith Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  RSA393280  Eriogonum giganteum var. formosum Reid V. Moran, Beauchamp, Oberbauer 1975-8-22 22672 Los Angeles San Clemente Island. East side 1 mile south of Wilsons Cove. 30 Comment
  SD92021  Eriogonum giganteum var. formosum Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22686 Los Angeles on cliffs, west fork of Red Rock canyon, San Clemente Island 259 Comment
  SBBG149  Eriogonum gracile R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  UC72558  Eriogonum gracile Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  UCR179666  Eriogonum gracile R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  SBBG62114  Eriogonum gracile R. Hoffmann 1927-9-21 Los Angeles 5 mi S of Sandberg's Comment
  RSA779252  Eriogonum gracile var. gracile Pam De Vries 2011-6-16 7770 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 air mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek. 427 Comment
  UCR117228  Eriogonum gracillimum B. G. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  RSA243814  Eriogonum grande var. grande F. R. Fosberg 1931-7-15 S 5420 Los Angeles Isthmus, Santa Catalina Island. 10 Comment
  UCR193620  Eriogonum heermannii R. G. Swinney 1999-8-16 7635 Los Angeles San Gabriel Mtns., Grandview Canyon, c. 1/4 mile north of All Nations Camp and Big Pines Highway 1732 Comment
  RSA0102542  Eriogonum hirtiflorum Richard G. Swinney 2011-6-7 15083 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UC1586240  Eriogonum hirtiflorum Tim Ross 1991-8-16 5863 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' quad, Horse Flats 1740 Comment
  UCR245427  Eriogonum microthecum Elizabeth A. Kempton, Eric Paul 2006-9-10 443 Los Angeles San Gabriel Mountains, [Angeles National Forest], along Hwy 2, at turnout 2041 Comment
  UCR25208  Eriogonum microthecum var. johnstonii T. P. Krantz 1981-9-22 s.n. Los Angeles San Gabriel Mtns., Mt. San Antonio, along ridge west of Mtn. 2851 Comment
  CAS-BOT-BC269769  Eriogonum nudum var. pauciflorum D. E. Breedlove 1961-8-4 928 Los Angeles 1.9 mi W of State highway 2 on Big Pines Highway; San Gabriel Mtns 1645 Comment
  RSA229132  Eriogonum nudum var. pauciflorum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38853 Los Angeles San Gabriel Mountains, Angeles National Forest: slope above Angeles Crest Highway at headwater of South Fork Big Rock Creek, ca. 1.7 miles south of Dawson Saddle 2317 Comment
  RSA630251  Eriogonum parishii Scott D. White, Dave Bramlet 1998-8-11 7058 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR210160  Eriogonum parishii R. G. Swinney 2008-7-24 9358 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA727369  Eriogonum pusillum R. G. Swinney 1998-5-16 6071 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCR277224  Eriogonum pusillum R. G. Swinney 2011-4-19 14400 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
  RSA766275  Eriogonum saxatile Joseph A. Ewan 1936-7-19 9745 a Los Angeles San Gabriel Mts. Prairie fork. 2195 Comment
  RSA798114  Eriogonum saxatile Jane Tirrell 2012-7-25 LS 0122 Los Angeles Approx. 0.5 mi northwest of Mt. Hawkins on Claude's Ridge 2481 Comment
  RSA228850  Eriogonum saxatile Robert F. Thorne 1971-6-26 39998 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  SBBG64211  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  CAS-BOT-BC264997  Eriogonum wrightii var. subscaposum Frank W. Peirson 1928-9-5 8193 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1676 Comment
  RSA0062624  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA230679  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1969-7-9 38546 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA5501  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles 8 miles below Big Pine Park on road to Little Rock, north slope of San Gabriel Mountains 1372 Comment
  UCR259688  Eriophyllum ambiguum var. paleaceum Mitch Provance, Callen Huff 2009-4-28 10722 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  CAS-BOT-BC297920  Eriophyllum confertiflorum Alice Eastwood 1919-5-29 8949 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC297936  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  CAS-BOT-BC297947  Eriophyllum confertiflorum A. E. Grable 1970-6-14 2770 Los Angeles Topango Canyon Rd 3.4 miles N of Pacific Coast Highway 213 Comment
  RSA0047409  Eriophyllum confertiflorum R. G. Swinney 2010-3-10 11826 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SDSU4088  Eriophyllum confertiflorum H. Wedberg 1967-3-19 1366 Los Angeles About 100 m south from Palos Verdes Dr. x Crenshaw, in Palos Verdes Hills. 61 Comment
  UCR124433  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-1 4477 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  OBI6195  Eriophyllum confertiflorum var. confertiflorum Shirley Vaughan 1974-5-12 3 Los Angeles Near Hwy 138 and 200th St. W 762 Comment
  RSA230674  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, M. Z. Thorne 1969-7-9 38472 Los Angeles San Gabriel Mountains. 2118 Comment
  RSA658400  Eriophyllum confertiflorum var. confertiflorum R. Aguayo 1992-5-22 4 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.4 mi. west of gate, a roadside. 884 Comment
  UC723780  Eriophyllum confertiflorum var. confertiflorum Joseph Andorfer Ewan 1933-6-17 10826 Los Angeles Santa Monica Mts., Temescal Canyon Comment
  RSA6026  Eriophyllum nevinii C. B. Wolf 1932-10-6 4249 Los Angeles Opposite Catalina Yacht Club, Santa Catalina Island 8 Comment
  RSA589259  Eriophyllum pringlei Timothy S. Ross 1991-4-27 4666 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145deg. SW of Three Sisters [buttes]. 1003 Comment
  UC1250449  Eriophyllum pringlei Isabelle Tavares and Valera Brinson 1962-4-16 267 Los Angeles 5.2 mi e of junction with Goode Hill Road Elizabeth Lake Road Comment
  UCD132246  Eriophyllum wallacei Geoffrey Levin 1975-5-17 505 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  SEINET3246228  Erodium botrys A. C. Sanders, T. B. Salvato, Mitch Provance 2009-1 36915 Los Angeles San Gabriel Valley: San Gabriel River floodplan, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  RSA0088417  Erodium cicutarium R. G. Swinney 2010-2-27 11745 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA70491  Erodium cicutarium F. W. Peirson 1919-2-28 2022 Los Angeles At Frank Peirson residence, 1085 New York Drive, Altadena Comment
  PASA669  Erodium moschatum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA390926  Erodium moschatum M. B. Dunkle 1936-1-12 4700 Los Angeles Long Beach Comment
  OBI70655  Eruca vesicaria Louis C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Vacant lot at Coronel and Adobe Street Comment
  OBI69404  Erysimum capitatum Bradley J. Kayl, Jennifer Eckert 1994-4-2 13 Los Angeles San Gabriel Mts Henniger Flats cyn, Pasadena. N of Pinecrest St Comment
  UC1716766  Erysimum capitatum var. capitatum Ralph Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UC855142  Eschscholzia caespitosa Ira W. Clokey, B. Templeton 1929-4-9 4473 Los Angeles Mandeville Canyon Santa Monica Mountains (ridge) 400 Comment
  CAS-BOT-BC403179  Eschscholzia californica Geo. B. Grant 1904-5-14 6206 Los Angeles Playa del Rey Comment
  RSA433647  Eschscholzia californica M. B. Dunkle 1932-5-28 2958 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA433662  Eschscholzia californica T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UC855150  Eschscholzia californica I. W. Clokey 1942-4-19 5973 Los Angeles West Arcadia 250 Comment
  UCR269967  Eschscholzia californica R. G. Swinney 2010-6-1 13105 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
  OBI30189  Eschscholzia californica Bruce H. Lewis 1970-4-11 s.n. Los Angeles In the San Dimas Experimental forest 975 Comment
  RSA0038398  Eschscholzia californica Harold L. Pirie 1963-4-27 s.n. Los Angeles Santa Monica Mts., near Wells Drive and Calvin Street, Woodland Hills. 274 Comment
  RSA347554  Eschscholzia californica Barry A. Prigge 1986-3-20 6972 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  UCD95277  Eschscholzia californica Curtis Clark 1975-3-21 446 Los Angeles State Highway 138, 24 miles west of junction with State Highway 14, east of Gorman. Comment
  SEINET13383115 Image available Eucalyptus camaldulensis R. G. Swinney 2010-1 12109 Los Angeles San Gabriel Moutains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UC1870188  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway 549 Comment
  UCR178087  Eucalyptus sideroxylon LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  RSA420827  Eucrypta chrysanthemifolia E. S. Spalding 1923-4-21 s.n. Los Angeles Laurel Canyon. Comment
  RSA595007  Eucrypta chrysanthemifolia Mark Hoefs, Robert F. Thorne 1996-4-6 2636 Los Angeles Santa Catalina Island. End of Renton Mine Road. 268 Comment
  POM49293  Eucrypta chrysanthemifolia L. W. Nuttall 1920-5-22 s.n. Los Angeles Santa Catalina Island. Rock Spring canyon. Comment
  SBBG17377  Eucrypta chrysanthemifolia var. chrysanthemifolia K. A. Wilson 1961-3-1 885 Los Angeles Mulholland Hwy, ca. 2 mi W of Las Virgenes Hwy Comment
  UCD119356  Eucrypta chrysanthemifolia var. chrysanthemifolia James Dilley 1997-3-29 148 Los Angeles Santa Monica Mts., Studio City. Beatty Dearing trail, beginning on Mulholland Dr., .5 mile west of Laurel Cyn. 243 Comment
  UC788120  Eulobus californicus Blanche Trask May, 1897 Los Angeles Avalon Santa Catalina Island Comment
  RSA498944  Euphorbia crenulata L. C. Wheeler 1931-4-12 s.n. Los Angeles Liveoak Canyon (1/2 mi. above the dam) 457 Comment
  UCD170883  Euphorbia helioscopia A. C. Sanders; T. B. Salvato 2009-5-20 36876 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. 66 Comment
  POM8700  Euphorbia melanadenia P. A. Munz, R. D. Harwood 1920-3-13 3288 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  SD85102  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles San Clemente Island, at mouth of first large canyon west of Pyramid Head toward Pyramid Cove 24 Comment
  CAS-BOT-BC532582  Euphorbia nutans A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36944 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
  UCR151010  Euphorbia peplus Scott D. White 1997-5-7 5063 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCD142445  Euphorbia peplus Gary D. Cromwell; David W. Wheat 1971-4-30 583 Los Angeles San Gabriel Mtns.; Angeles National Forest; Mystic Canyon; 2 mi. NE of Glendora. Near old cabin foundation; about 25 m. from Big Dalton Canyon Road. 373 Comment
  IRVC27006  Euphorbia serpyllifolia A. C. Sanders, Mark Elvin 2003-8-7 27167 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA511533  Euphorbia terracina A. C. Sanders 1988-5-18 7832 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  RSA473723  Euthamia occidentalis F. R. Fosberg 1919-10-18 4112 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  LA206398  Festuca temulenta Frank W. Gould; 1944-4-12 2282 Los Angeles 120th St. at Western Ave Comment
  RSA605899  Ficus carica Louis C. Wheeler 1968-10-27 s.n. Los Angeles San Gabriel Mtns.: Millard Canyon at about the National Forest Boundary. Comment
  RSA681265  Ficus carica Scott D. White 2003-6-2 9441 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA731663  Filago californica F. R. Fosberg 1931-3-25 S- 4306 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  RSA0023300  Filago californica R. F. Thorne 1980-4-25 54130 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA251479  Filago californica R. F. Thorne 1973-4-11 42796 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  SD40898  Foeniculum vulgare Carl B. Wolf 1932-10-3 Los Angeles Santa Catalina Island, ca. 1 1/4 mile from Wrigley Drive on road to Renton Mine 305 Comment
  UC1922246  Foeniculum vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1346 Los Angeles Transverse Ranges; Verdugo Mountains region; La Tuna Canyon, along La Tuna Canyon Road. 427 Comment
  UCR218002  Foeniculum vulgare A. C. Sanders, Dan S. Cooper 2010-8-5 38565 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR223267  Foeniculum vulgare R. G. Swinney 2009-8-19 11452 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA453797  Foeniculum vulgare F. R. Fosberg 1930-6-23 S- 2971 Los Angeles Del Rey. 1 Comment
  POM251787  Forestiera pubescens J. C. Roos 1937-8-11 22 Los Angeles W of Lancaster, Mojave Desert Comment
  CAS-BOT-BC52563  Frangula californica subsp. californica Alice Eastwood 1928-6-15 15402 Los Angeles Claremont Comment
  LA200806  Frangula californica subsp. californica Michael Neuman; January 1984 4 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  CATA1365  Frankenia salina Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2484 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  SBBG106885  Frankenia salina M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2484 Los Angeles Little Harbor 3 Comment
  SBBG12630  Frankenia salina E. R. Blakley 1962-6-9 5190 Los Angeles China Pt 3 Comment
  RSA609015  Frasera parryi Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Mouth of San Dimas Canyon. Comment
  RSA392140  Frasera parryi Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon. 427 Comment
  RSA350138  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Las [Los] Pinetos Spring 915 Comment
  RSA594880  Fraxinus dipetala Tim S. Ross 1995-4-26 8387 Los Angeles LIEBRE GULCH: along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) ca 90 feet ESE of its junction with 8N01 in the canyon bottom 997 Comment
  RSA367717  Fritillaria biflora E. Crow 1929-3-17 198 Los Angeles Glendora. Comment
  UCD139700  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camping Area. On grounds of Santa Monica Girl Scout Camp. Camp Manzanita. Comment
  RSA574292  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill: disturbed, undeveloped property along Hill street in the two-block area between Stanley and Ohio Avenues. Area scheduled to be developed. 76 Comment
  JEPS52807  Galium andrewsii subsp. intermedium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4171 Los Angeles just n junction between Mulholland Blvd. and Latigo Canyon Road (gentle n-facing slope); Santa Monica Mts. 518 Comment
  CAS-BOT-BC223024  Galium angustifolium A. C. Sanders; Karen Kirtland 2010-5-14 38355 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0036978  Galium angustifolium R. G. Swinney 2010-5-29 13397 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  POM367671  Galium angustifolium subsp. angustifolium L. E. Hoffman 1932-8-14 s.n. Los Angeles Crystal Lake, Angeles National Forest. 1524 Comment
  RSA167635  Galium angustifolium subsp. angustifolium Peter H. Raven, Robert F. Thorne 1964-5-7 18997 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UC1234765  Galium angustifolium subsp. angustifolium Peter H. Raven 1962-5-20 17770 Los Angeles road above Pebbly Beach; Santa Catalina Island 60 Comment
  UCR178787  Galium angustifolium subsp. angustifolium R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
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Mar 10 2013
  UCR271079  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA0005737  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, G. Ledyard Stebbins 1966-6-16 4236 Los Angeles Cloudburst Summit, northeast of Chilao Recreation Area. 2140 Comment
  CAS-BOT-BC217469  Galium catalinense Alice Eastwood 1917-7-20 6512 Los Angeles Santa Catalina Island Comment
  RSA249726  Galium catalinense subsp. catalinense Robert F. Thorne, Doug Propst 1973-2-12 42480 Los Angeles Santa Catalina Island. Ironwood Gully on slopes of hill E of Isthmus above Banning House. 183 Comment
  RSA678813  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  SBBG119258  Galium grande V. Soza with L. Gross 1999-7-15 629 Los Angeles N- and NE-side of helispot and S-side of Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  UC2029951  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  CAS-BOT-BC499143  Galium hallii Valerie Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains. Along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  JEPS85799  Galium hallii Roy E. Buck 1989-6-23 1345 Los Angeles ca 0.1 air km nnw Icy Springs (26 air km nne of Glendora, lowermost ne-facing slope of canyon, just e of ruins of old stone house); San Gabriel Mountains, canyon of upper Big Rock Springs 1737 Comment
  RSA579525  Galium hallii Tim S. Ross, Steve D. Boyd 1994-6-23 8055 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. ([TRS] projected from section 14) 1463 Comment
  RSA602319  Galium hallii Steve D. Boyd, Lauren Raz 1997-6-17 9941 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  RSA586820  Galium johnstonii Orlando Mistretta, Steve D. Boyd 1995-6-21 1374 Los Angeles Santiago Canyon drainage northwest of Pacifico Mtn 1890 Comment
  UCR275507  Galium johnstonii D. E. Bramlet 2011-9-27 4966 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  RSA188396  Galium nuttallii subsp. insulare Robert F. Thorne, Percy C. Everett 1965-6-22 34902 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  SD69652  Galium nuttallii subsp. insulare Robert F. Thorne 1967-5-18 36868 Los Angeles Santa Catalina Island; dry slope, Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo) 700 Comment
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Apr 4 2012
  RSA719591  Galium parishii R. G. Swinney 1997-7-17 5686 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  SBBG7311  Galium parishii H. and M. Dearing 1932-7-18 1872 Los Angeles San Antonio Peak 3048 Comment
  UC76677  Galium porrigens E. D. Palmer May, 1902 Los Angeles Garvanza Comment
  UCR242051  Galium porrigens Dan S. Cooper 2012-3-13 312- 14 Los Angeles Western Transverse Range; Santa Monica Mountains, east of Kanan Road (Co Hwy N9), 4 km south of Hwy 101 and 1.3 km north of Triunfo Canyon Road 347 Comment
  UC1595496  Galium porrigens var. porrigens Tim Ross and Peter Fritsch 1990-6-20 3663 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  RSA526626  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4196 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR216879  Gamochaeta pensylvanica R. G. Swinney 2009-3-13 10113 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR259155  Gamochaeta pensylvanica R. G. Swinney 2010-8-30 13612 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
  UCR280682  Gamochaeta pensylvanica R. G. Swinney 2014-5-27 16685 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  CAS-BOT-BC158013  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 411 Comment
  LA40304  Garrya veatchii Joseph Andorfer Ewan; 1932-6-18 7354 Los Angeles San Gabriel Mountains, Clear Creek Fork of Tujunga Canyon 761 Comment
  RSA391426  Garrya veatchii Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  RSA391428  Garrya veatchii Elbert Benjamine 1929-2-10 8467 Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  UC56686  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  RSA763105  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  POM355403  Gayophytum diffusum subsp. parviflorum G. R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  UCR271831  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-23 15299 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA0105759  Gayophytum heterozygum R. G. Swinney 2011-6-7 15038 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  CATA3343  Geranium californicum Amy Catalano, Jen Dreizehn 2017-3-23 030 Los Angeles Santa Catalina Island: Near drainage bottom of Swains Canyon, directly west of ""duck head"" in Toyon Rd, north facing slope 96 Comment
  UCR149318  Geranium carolinianum R. G. Swinney 1998-4-13 5969 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  UCD103507  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles In the lathhouses and elsewhere on the grounds of Evans and Reeves Nursery. Brentwood West Los Angeles. Comment
  SD237554  Gilia R. G. Swinney 2009-5-28 10931 Los Angeles Transverse Range: San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mountain 7.5'Q) 1584 Comment
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Dec 7 2018
  LA52321  Gilia angelensis A. M. Johnson; 1932-3-12 3852 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA578522  Gilia angelensis T. S. Ross, S. D. Boyd 1994-6-22 8005 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  SBBG127530  Gilia angelensis M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2810 Los Angeles hillside above upper Cape Cyn 359 Comment
  RSA690965  Gilia brecciarum subsp. brecciarum J. Mark Porter, Lauren Machen 2004-5-2 14092 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  LA81931  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1940-5-12 4 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA653741  Gilia capitata subsp. abrotanifolia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 895 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 488 Comment
  UC1922232  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Laura Moore 2000-5-10 869 Los Angeles Transverse Ranges; Verdugo Mountains region; 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''. Near 34deg 14' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  RSA225980  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39742 Los Angeles Fish Canyon. 305 Comment
  JEPS33700  Gilia capitata subsp. capitata John Thomas Howell 1928-5-6 3783 Los Angeles near Fern Lodge (Santa Anita Canyon); San Gabriel Mts., , nr Fern Lodge Comment
  SD133044  Gilia latiflora E. La Rue, R. Montijo 1991-4-2 91 4 Los Angeles Palmdale; property bounded on the north by Avenue M, on the west by 20th St. West, on the south by Avenue N, and on the east by 10th St. West; west of Highway 14. 792 Comment
  UCR261775  Gilia latiflora R. G. Swinney 2010-5-11 12674 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA756125  Gilia latiflora subsp. cuyamensis Orlando Mistretta, Christine Mistretta 2008-4-30 2569 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA67711  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1952-4-23 9123 Los Angeles Just out of Palmdale on road to Saugus. Comment
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Aug 2 2008
  UC908886  Gilia ochroleuca subsp. bizonata F. W. Peirson 1923-5-26 3534 Los Angeles Rock Creek Divide San Gabriel Mountains, Rock Creek Divide Comment
  UCR51748  Githopsis diffusa subsp. diffusa Anstruther Davidson 1914-1 2972 Los Angeles San Gabriel Mtns., San Gabriel Canyon 427 Comment
  RSA774955  Gnaphalium californicum R. G. Swinney 2009-5-6 10686 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA762291  Gnaphalium canescens subsp. microcephalum Orlando Mistretta, Christine Mistretta 2008-5-5 2651 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA602445  Gnaphalium luteoalbum Scott D. White 1997-5-14 5124 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  UCR189718  Gnaphalium luteoalbum R. G. Swinney 1998-7-10 6371 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  RSA656219B  Gnaphalium luteoalbum Joseph M. Keefe 1978-5-23 23249 -B Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  RSA230195  Gnaphalium palustre R. F. Thorne 1969-7-2 38296 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  POM358902  Gnaphalium palustre F. R. Fosberg 1931-8-11 S- 5501 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  RSA611072  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  RSA587009  Grayia spinosa Orlando Mistretta 1992-5-8 287 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  SD133113  Grayia spinosa Ed LaRue, R. Montijo 2-4 Apr 1991 91 18 Los Angeles Palmdale; south of Avenue M and east of Sierra Highway; north of Air Force Plant. 790 Comment
  LA51489  Guillenia lasiophylla O. H. Kappler; 1944-4-2 576 Los Angeles Santa Monica Mountains, Monte Nido, Cold Creek; road from Cold Creek to Las Flores Canyon 365 Comment
  LA211202  Gutierrezia californica Arthur C. Gibson; 2003-6-11 4979 Los Angeles SIMI HILLS, NW edge of Chatsworth Reservoir just east of Valley Circle Blvd., near Chatsworth Lake Mano. Comment
  UC126823  Gutierrezia sarothrae J. and H. W. Grinnell 1906-9-6 378 Los Angeles bank of Arroyo Seco (near Pasadena) Comment
  POM49721  Hainardia cylindrica Le Roy Abrams 1902-6-20 2567 Los Angeles Ballona marshes near Mesmer. Comment
  UCR126789  Haplopappus venetus Mark A. Elvin 2003-6-12 2947 B Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  SBBG32100  Harpagonella palmeri R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -175 Los Angeles just N of Salta Verde Pt, Salta Verde Comment
  UCR127204  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26265 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  CAS-BOT-BC308540  Hazardia detonsa Blanche Trask 1902-10-1 54 Los Angeles San Clemente Island Comment
  SEINET4044561 Image available Hazardia squarrosa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  JEPS20193  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles trail between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  RSA0103346  Hazardia squarrosa var. grindelioides R. G. Swinney 2011-10-25 15866 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  CATA1535  Hedypnois cretica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2759 Los Angeles Santa Catalina Island: Just behind sandy beach, White's Landing 6 Comment
  JEPS35467  Helianthus annuus F. W. Peirson 1919-3-11 326 Los Angeles first canyon e Rubio Canyon; San Gabriel Mts. 548 Comment
  SFV21151  Helianthus annuus J. M. Keefe 2001-1-19 30888 Los Angeles Los Angeles Basin Los Angeles, Highland Park. Backyard of 5623 Raber Street, at intersection of Upperton Avenue. 207 Comment
  SFV4469  Helianthus annuus P. M. Kennamer 1959-5-31 s. n. Los Angeles San Fernando Valley Northridge. Corner of Nordhoff Street and Collett Avenue. 274 Comment
  CAS-BOT-BC305689  Helianthus gracilentus Le Roy Abrams; E. A. McGregor 1908-6-19 331 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC305690  Helianthus gracilentus A. D. E. Elmer 1902-6-1 3611 Los Angeles Acton Comment
  SFV19107  Helianthus gracilentus M. Gary 2003-5-9 s. n. Los Angeles Verdugo Mountains La Tuna Canyon. Comment
  RSA653630  Heliotropium amplexicaule S. Koukol, R. Koukol 1998-5-3 58 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  CAS-BOT-BC310106  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit of Mt. Wilson 1890 Comment
  UCR65220  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 04930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA158199  Hemizonia fasciculata Peter H. Raven 1962-7-11 17994 Los Angeles Canyon N of station Nanny, N of Lemon Tank, San Clemente Island Comment
  RSA94067  Hemizonia fasciculata F. W. Peirson 1906-7-16 1354 Los Angeles Los Angeles River, San Fernando Valley Comment
  LA201497  Hesperocnide tenella Arthur C. Gibson; 2003-4-24 4859 Los Angeles 243 Comment
  SBBG31445  Hesperocnide tenella R. F. Thorne 1966-4-5 Los Angeles Cape Cyn Comment
  CAS-BOT-BC403832  Hesperocnide tenella Geo. B. Grant 1904-5-26 6267 Los Angeles Pasadena. Gulch on W side of A. Seco, directly opposite end of Colo. Sp. Comment
  POM19140  Hesperocnide tenella Philip A. Munz 1923-4-9 6664 Los Angeles San Clemente Island, east coast. Comment
  CAS-BOT-BC135903  Hesperoyucca whipplei Alice Eastwood 1913-5-11 3132 Los Angeles San Fernando Wash Comment
  RSA0072417  Heteromeles arbutifolia Tim S. Ross, Annette Ross 1991-3-7 4132 Los Angeles Elephant Hill: western Pomona. 238 Comment
  SD85180  Heteromeles arbutifolia var. macrocarpa E. R. Blakley 1963-12-8 6386 Los Angeles San Clemente Island, Canyon bottom above Mosquite Cove, between Triangulation points Malo and Chenity 305 Comment
  RSA0074430  Heterotheca grandiflora Peter H. Raven 1962-4-11 17285 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 30 Comment
  RSA0075651  Heterotheca grandiflora Joseph M. Keefe 2001-1-19 30918 Los Angeles San Rafael Mountains: 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock, 90041. 284 Comment
  CAS-BOT-BC318859  Heterotheca grandiflora Le Roy Abrams 1901-8-15 2178 Los Angeles Inglewood Comment
  RSA0074425  Heterotheca grandiflora Roxanne Smith 1991-5-7 20 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/8 mile north of intersection of Clear Creek Canyon Drive & Steep Canyon Road. Comment
  SFV18444  Heterotheca grandiflora S. Haennelt 1976-3-18 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Parking lot. Comment
  UCR88660  Heterotheca subaxillaris Scott D. White 1995-10-19 3711 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
  SFV16360  Heuchera elegans anon. 1992-5-25 Los Angeles San Gabriel Mountains Road up to Mount Wilson from Red Box. Comment
  RSA311406  Hirschfeldia incana Cheryl A. Lawson 1971-6-26 411 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA656931  Holodiscus discolor Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1055 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  CAS-BOT-BC149954  Holodiscus discolor var. discolor E. Braunton s.n. Los Angeles Elysian Park Comment
  SD2179  Holodiscus discolor var. microphyllus Ruth B. Randall 1928-7-4 Los Angeles Top of Mt. Islip Comment
  CATA521  Hordeum intercedens Sara L. Crockett 1997-4-22 668 Los Angeles Santa Catalina Island: Second major N/S-trending ridge leading to Pacific Ocean, E of jct. of Wrigley Memorial Trail and East End Road (ca. 0.4 mile E), ca. 100 m S on ridge 323 Comment
  RSA0115758  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 954 Los Angeles Santa Catalina Island. Cottonwood-Black Jack, plant stop. 304 Comment
  CAS-BOT-BC289406  Hordeum murinum subsp. leporinum Peter H. Raven; Henry J. Thompson 1959-5-5 14123 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Road Malibu Creek drainage, Santa Monica Mountains 274 Comment
  CAS-BOT-BC172783  Hordeum vulgare Timothy S. Ross; Steve Boyd 1994-5-4 7633 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  UCR131376  Horkelia cuneata Jeremiah George 2001-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  LA211986  Hosackia oblongifolia var. oblongifolia Orlando Mistretta; 1990-7-2 4478 Los Angeles SAN GABRIEL MOUNTAINS, Bear Flat. 1746.0 Comment
  RSA0069837  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UCSB26719  Hulsea heterochroma Wilken, Dieter 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Highway 39, about 1 mile west of junction to Crystal Lake, San Gabriel Mtns. 1828 Comment
  RSA188131  Hypochaeris glabra R. F. Thorne 1966-4-29 36305 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  UCD133322  Hypochaeris glabra Jack Delaini; Ken Zekar 1974-4-30 151 Los Angeles east facing slope on west ridge of canyon. Lodi canyon, San Dimas Experimental Forest, Angeles National Forest. 822 Comment
  UCR45032  Ilex cornuta A. C. Sanders 1986-7-30 6817 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
  SBBG12514  Isocoma menziesii P. H. Raven 1962-7-11 18011 Los Angeles Wilson's (Wilson) Cove 60 Comment
  POM156145  Isocoma menziesii var. vernonioides L. R. Abrams 1904-9-2 4171 Los Angeles Elysian Park. Comment
  CAS-BOT-BC340168  Jaumea carnosa I. Johnston 1917-6-10 1305 Los Angeles Near Mesmer Comment
  SBBG108994  Jepsonia malvifolia S. A. Junak 1996-10-1 SCl 691 Los Angeles E side of upper Horse Cyn, in southernmost of 2 small side cyns 499 Comment
  POM127496  Juglans californica L. R. Abrams 1910-7-7 4888 Los Angeles N slope of Santa Monica Mts. Near Cahuenga Pass Comment
  POM199723  Juglans californica I. W. Clokey, Bonnie C. Templeton 1929-04 4465 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
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Jan 1 2012
  SEINET1869731  Juglans californica A. C. Sanders, Mark Elvin 2003-1 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch , Santa Clara River bottom east of Del Valle. 282 Comment
  UCSB992  Juglans californica Haller, Norman 1953-3-29 Los Angeles Mulholland Dr; approx. 2 miles West of Sepulveda; Santa Monica Mts 457 Comment
  SACT002739  Juglans californica Herbert Copeland 1927-7-30 Los Angeles Small tree in gulches. Comment
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Oct 28 2015
  UC535352  Juglans californica var. californica Ira W. Clokey, B. Templeton Apr. 1929 4465 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCD169182  Juglans nigra A. C. Sanders 2008-7-10 35743 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
  UCR204752  Juncus R. G. Swinney 2005-8-9 8426 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC729760  Juncus ambiguus Carl B. Wolf 1932-5-12 3608 Los Angeles Middle Canyon Ranch, near bridge on lower road to isthmus Santa Catalina Island 30 Comment
  RSA0098642  Juncus bufonius R. G. Swinney 2010-5-11 12694 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  SD252225  Juncus bufonius Steven A. Junak 1999-7-15 Sca 1030 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  RSA600730  Juncus covillei L. C. Wheeler 1954-9-1 7088 -A Los Angeles San Gabriel Mountains; Little Rock Creek at Buckhorn. Comment
  RSA594667  Juncus macrophyllus L. C. Wheeler 1967-7-30 10285 Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  RSA755826  Juncus macrophyllus R. G. Swinney 2008-10-7 9486 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  RSA368235  Juncus mexicanus Anstruther Davidson 1923-9-1 s.n. Los Angeles Los Angeles River. Comment
  SBBG38165  Juncus textilis R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  UCR205713  Juncus textilis A. C. Sanders, T. B. Salvato 2009-5-21 36889 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  RSA710729  Juncus xiphioides Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1349 Los Angeles Near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Mtwy. 473 Comment
  UCR274355  Juncus xiphioides Steven A. Junak 1999-7-16 SCa- 1053 Los Angeles California Islands, Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach Comment
  RSA352426  Juniperus californica L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  HSC21068  Keckiella breviflora subsp. breviflora C. S. Apperson 1967-6-28 Los Angeles 1 mi. from Atmore meadows campground down Fish Canyon Trail: Angeles National Forest Comment
  CAS-BOT-BC235639  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  RSA160453  Keckiella cordifolia J. D. Olmsted 1958-5-19 146 Los Angeles SW drainage along Thompson Creek, N of Baseline and Mountain Avenue (Claremont). 534 Comment
  RSA756150  Keckiella cordifolia R. G. Swinney 2008-7-12 9165 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  CAS-BOT-BC271344  Koeleria pyramidata W. R. Dudley; F. H. Lamb 1896-6-12 4466 Los Angeles Castaic Lake, Tejon Pass, Mt. Pinos Region Comment
  SEINET7585557 Image available Kyllinga brevifolia G. L. Skutt s.n. Los Angeles Pasadena. Comment
  RSA603809  Lactuca sativa L. C. Wheeler 1933-6-24 1876 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  UCR163180  Lactuca serriola Anuja Parikh, Nathan Gale 2004-6-21 2053 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 29), near mouth of Chiquito Canyon 396 Comment
  JEPS36685  Lactuca serriola F. W. Peirson 1921-7-20 1488 Los Angeles San Gabriel River San Gabriel Mts., San Gabriel River 457 Comment
  RSA604301  Lactuca serriola L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR186954  Lagophylla ramosissima A. C. Sanders 2006-5-16 32366 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  SBBG127971  Lagunaria patersonia M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2749 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  POM352644  Lamarckia aurea Donald R. Bissing 1973-6-2 161 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  POM352649  Lamarckia aurea Jack Rempel 1932-3-27 s.n. Los Angeles El Segundo. Comment
  UC38736  Lamarckia aurea Mrs. B. Jones 592 Los Angeles Los Angeles Comment
  SEINET11678606  Lamarckia aurea I. W. Clokey, Templeton, B. 1929-1 4512 Los Angeles Mandeville Canyon, Santa Monica Mountains 400 Comment
  SBBG131564  Lamium amplexicaule S. A. Junak 2000-4-15 SCa 1191 Los Angeles Wrigley Botanic Garden, Avalon Cyn, near drinking fountain in front of restrooms 115 Comment
  UCR54487  Lampranthus tenuifolius A. C. Sanders 1987-7-22 7169 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  POM2697  Larrea tridentata A. D. E. Elmer 1915-7-10 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC338122  Lasthenia californica Lewis S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  SFV3753  Lasthenia californica P. G. Kilburn 1958-3-29 674 Los Angeles Santa Susana Mountains Standard Oil property adjoining Phil Gentile Ranch. 457 Comment
  RSA151014  Lasthenia glabrata subsp. coulteri Peter H. Raven 1962-3-27 17003 Los Angeles Northeast end of Bixby Slough north of Wilmington. Comment
  SD253450  Lathyrus vestitus R. G. Swinney 2011-3-26 14234 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UCR217415  Lathyrus vestitus R. G. Swinney 2009-3-10 10059 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM199769  Lathyrus vestitus subsp. laevicarpus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  POM50632  Lathyrus vestitus var. vestitus L. R. Abrams 1901-04 1495 Los Angeles Wilson and Sierra Madre Trail Comment
  UCR256600  Lathyrus vestitus var. vestitus Anuja Parikh, Nathan Gale 2011-7-3 3531 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 2.9 km west of Shortcut Station, 1.3 km north of State Hwy 2, Angeles Crest Hwy 1597 Comment
  RSA90276  Lathyrus vestitus var. vestitus F. W. Peirson 1924-5-26 4627 Los Angeles trail to Switzer's Camp 915 Comment
  SDSU4460  Lathyrus vestitus var. vestitus B. J. Cabrera 1990-4-14 14 IV90D Los Angeles On trailside near bottom of canyon, Gabrielino National Recreation Trail, San Gabriel Mountains ca. 1300 m. Comment
  RSA434056  Lavatera assurgentiflora subsp. assurgentiflora Bonnie C. Templeton 1936-5-18 5664 Los Angeles Puddingstone Dam Comment
  SBBG95258  Lavatera assurgentiflora subsp. glabra M. B. Dunkle 1928-4-11 1858 Los Angeles Bird Island Comment
  RSA627086  Lavatera cretica Scott D. White 1998-3-28 6350 Los Angeles Palos Verdes Area: Slope above Portugese Bend , east of Altamira Cyn. 61 Comment
  SBBG12519  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi E of Gorman 1097 Comment
  OBI28032  Layia glandulosa David J. Keil, Dirk Walters 1977-4-30 12298 Los Angeles Ridge Rte 1 mi S of jctn with Los Angeles Co rd N-2 Comment
  POM343359  Layia glandulosa F. R. Fosberg 1983-4-22 64159 Los Angeles Southeast of Saddleback Butte State Park, near Avenue M, north of Moody Springs, east of Lancaster, Antelope Valley. Comment
  POM277122  Layia glandulosa subsp. glandulosa E. S. Steele, H. S. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  LA88350  Layia hieracioides O. H. Kappler; 1944-5-21 631 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SBBG50381  Layia platyglossa R. M. Beauchamp, M. Douglas 1972-3-24 3249 Los Angeles above Pyramid Cove 150 Comment
  RSA251482  Layia platyglossa subsp. campestris R. F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  SDSU7301  Lepechinia fragrans D. F. Howe 1953-5-2 2270 Los Angeles Head of Wain Canyon, Comment
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Dec 5 2014
  UCR94704  Lepidium dictyotum A. C. Sanders, E. J. Lott 1993-5-6 13941 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CAS-BOT-BC88941  Lepidium dictyotum Ernest C. Twisselmann 1962-4-10 6860 Los Angeles Mojave Desert. Antelope Valley. Avenue A at Highway 6. 662 Comment
  RSA747284  Lepidium didymum R. G. Swinney 2008-5-30 8878 Los Angeles San Gabriel Mtns.: San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UCR107682  Lepidium flavum G. F. Pratt 1997-2-12 s.n. Los Angeles Mojave Desert: Edwards A.F.B., 2 miles SW of Branch Memorial Park, south of Ave A near Ave. B 701 Comment
  UCR186959  Lepidium nitidum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31969 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  SFV9383  Lepidium oblongum M. L. Vincent, L. Swade 1964-4-2 487 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  RSA597533  Lepidium strictum L. C. Wheeler 1957-5-17 7268 Los Angeles Pasadena. Northwest corner Cal Tech campus, San Pasqual and North Wilson Avenue. Comment
  CAS-BOT-BC60043  Lepidium virginicum var. menziesii Geo. B. Grant 1901-3-8 5590 Los Angeles Glen Mary [?]. Comment
  UCR261547  Lepidium virginicum var. pubescens R. G. Swinney 2010-2-27 11712 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
  CAS-BOT-BC328056  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles 1 mile above Malibu Lake. Santa Monica Mts. Comment
  RSA0115278  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains. East end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA155884  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles Betw Foothill Blvd (Hwy 66) and the Botanic Garden, Claremont 366 Comment
  SFV16471  Lepidospartum squamatum P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  SFV21056  Lepidospartum squamatum L. Gross, V. Soza 2001-5-31 393 Los Angeles Verdugo Mountains Southeast side of mountains. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  UCR259577  Lepidospartum squamatum R. G. Swinney 2010-4-13 12208 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR61087  Leptodactylon californicum R. G. Swinney 1969-4-2 317 Los Angeles Western Transverse Range; Santa Monica Mtns., 3 mi south of Calabasas, north of Mulholland Hwy 488 Comment
  UC303735  Leptodactylon pungens I. Johnston 1917-7-3 1411 Los Angeles Upper San Antonio 2286 Comment
  UCR189865  Leptodactylon pungens R. G. Swinney 1998-7-21 6488 Los Angeles San Gabriel Mtns., Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  UCR98734  Leptodactylon pungens subsp. pulchriflorum T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3836 Los Angeles San Gabriel Mtns., Ridgetop to the west of Crystal Lake, ridge descending SSW from Mt. Islip. 2037 Comment
  RSA598844  Leptosiphon androsaceus Steve Boyd, T. S. Ross 1997-3-21 9231 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  SBBG17869  Leptosiphon bicolor P. H. Raven 1962-4-10 17226 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  RSA527747  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4315 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CHSC95416  Leptosiphon breviculus LeRoy Gross; Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2). UTM Zone; 3802915N, 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  UCR256692  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-20 15161 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) SW of Wrightwood at Inspiration Point 2280 Comment
  RSA152041  Leptosiphon breviculus Wesley O. Griesel 1962-5-28 s.n. Los Angeles State Hwy 2 near Newcombs Ranch, San Gabriel Mountains. 1829 Comment
  RSA165710  Leptosiphon ciliatus Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  UCD118801  Leptosiphon ciliatus C. Davidson 1967-3-23 734 Los Angeles E side of San Gabriels, 2.5 miles SE of Valyermo on County N4. 1341 Comment
  POM78916  Leptosiphon liniflorus I. M. Johnston 1925-7-8 5289 Los Angeles Cow Canyon-San Antonio Canyon Divide 1432 Comment
  RSA669289  Leptosiphon parviflorus LeRoy Gross, Naomi Fraga 2002-5-10 539 Los Angeles Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  RSA598849  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, T. S. Ross 1997-3-21 9221 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  SFV3850  Leptosyne bigelovii P. G. Kilburn 1958-4-12 731 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  SEINET8483154 Image available Leptosyne californica J. Henrickson 1971-4-25 5527 Los Angeles 17 mi E of Palmdale in Mojave Desert just S of Lovejoy Buttes. 884 Comment
  SBBG31275  Leptosyne gigantea R. F. Thorne with P. C. Everett 1965-6-23 35018 Los Angeles Hamilton Cyn, N of Descanso Cyn 60 Comment
  RSA226088  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-17 39901 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  SBBG63097  Lessingia glandulifera var. peirsonii R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA79252  Lewisia rediviva G. R. Campbell 1952-6-27 17294 Los Angeles San Gabriel Mountains: south slope Mt. San Antonio. 2744 Comment
  POM158074  Leymus condensatus Le Roy Abrams 1902-7-2 2638 Los Angeles Sierra Madre. Comment
  POM365322  Leymus condensatus Anstruther Davidson 1917-05 3242 Los Angeles Los Angeles. Comment
  CAS-BOT-BC274468  Leymus triticoides Edith A. Purer 1933-5-30 4999 Los Angeles Playa del Rey Comment
  CDA32478  Leymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles San Gabriel Mountains. Big Tujunga at Colby Ranch Road. Comment
  UCR190876  Lilium humboldtii R. G. Swinney 1998-8-6 6699 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  CAS-BOT-BC520321  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1690 Comment
  UCR204430  Linanthus androsaceus R. G. Swinney 2003-5-12 8196 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper 'Dunn Canyon' drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  IRVC28165  Linanthus androsaceus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26268 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 442 Comment
  RSA0091726  Linanthus aureus subsp. aureus R. G. Swinney 2011-4-20 14439 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UCR124579  Linanthus breviculus B. C. Templeton 1932-6-17 4907 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR197778  Linanthus breviculus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 19 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR7794  Linanthus breviculus Steven M. Hutchison 1971-5-22 s.n. Los Angeles Western Mojave Desert, Hwy 138, 2 mi. west of Pinon Hills, 40 yards from highway on narrow dirt road 1189 Comment
  RSA517141  Linanthus californicus T. S. Ross, S. D. Boyd 1990-5-14 2487 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1064 Comment
  RSA468434  Linanthus californicus subsp. glandulosus Fay A. MacFadden 1931-3-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA468439  Linanthus californicus subsp. glandulosus L. C. Wheeler 1933-3-31 1558 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  LA200755  Linanthus dianthiflorus Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA0016796  Linanthus dianthiflorus subsp. dianthiflorus S. B. Parish, Greata 1901-05 s.n. Los Angeles S. Pasadena Comment
  RSA0025356  Linanthus parryae Anuja Parikh, Nathan Gale 2010-5-25 3218 Los Angeles WTR, E. Liebre Mtns, Sierra Pelona, 5.5km W of State Highway 14, 2.0 km SW of California Aqueduct. 1120 Comment
  UCSB7596  Linanthus parryae Wedberg, H. 1957-4-19 Los Angeles 0.5 miles east of Pearblossom, Joshua tree desert 914 Comment
  CAS-BOT-BC516254  Linanthus parryae Timothy S. Ross 1995-4-26 8395 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1208 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
  RSA0115476  Linanthus pygmaeus A. C. Sanders, T. B. Salvato 2007-4-24 33479 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant. 1159 Comment
  RSA400293  Linaria canadensis var. texana F. R. Fosberg 1931-3-20 S- 4316 Los Angeles Santa Catalina Island. Hamilton canyon, mouth near Avalon. Comment
  RSA729537  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  SEINET6032168  Lithophragma affine G. B. Grant 1904-1 701 Los Angeles Garvanza Comment
  CAS-BOT-BC432207  Lithophragma bolanderi Geo. B. Grant 1906-6-10 6675 Los Angeles Mt. Lowe, Castle Canyon Comment
  UCR238658  Lithophragma bolanderi Anuja Parikh, Nathan Gale 2010-6-23 3361 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.4 km S of State Highway 2 (Angeles Crest Hwy), 1.3 km NNW of West Fork San Gabriel River 1275 Comment
  UCR79373  Lithophragma heterophyllum Steve Boyd, Walter Appleby 1993-4-22 7983 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA65596  Loeflingia squarrosa F. W. Peirson 1920-5-3 2123 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  CATA1722  Logfia filaginoides Mark L. Hoefs, Steven A. Junak 2000-4-14 3069 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  OBI56580  Logfia filaginoides Steve Boyd, Lauren Raz 1997-3-25 9317 Los Angeles Liebre Mts Region: Upper end of broad alluvial vlley at head of Cienaga Cyn, southern base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E 1/2 SW 1/4 sec 14 1280 Comment
  SD69489  Logfia filaginoides Robert F. Thorne, P. Everett 1965-6-22 34897 a Los Angeles Santa Catalina Island; rocky slope at upper end of Avalon 214 Comment
  RSA452079  Lomatium dasycarpum G. R. Proctor 1944-3-4 801 Los Angeles Santa Susana Pass Comment
  POM122948  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC1302890  Lomatium dasycarpum subsp. dasycarpum Peter H. Raven and Robert F. Thorne 1964-5-7 Los Angeles near Seminole Hot Springs (Saddle Rock Ranch); Santa Monica Mts., Saddle Rock Ranch Comment
  POM8782  Lomatium lucidum P. A. Munz, R. D. Harwood 1920-5-2 3819 Los Angeles San Dimas Canyon. 457 Comment
  SFV7984  Lomatium lucidum T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1350 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  RSA713732  Lomatium mohavense LeRoy Gross 2005-4-28 2154 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA452114  Lomatium mohavense subsp. mohavense Anonymous 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  RSA0105337  Lomatium nevadense var. parishii T. S. Ross 1994-5-31 7969 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of the 7124' summit. 2060 Comment
  UCR187247  Lomatium utriculatum A. C. Sanders 2006-4-21 32125 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  UC1618037  Lomatium utriculatum Donald G. Nelson 1935-4-15 310 a Los Angeles near the harbor Wilmington Comment
  SD28070  Lonicera catalinensis Carl B. Wolf 1932-5-10 2807 Los Angeles Santa Catalina Island; Avalong Canyon, above the last Almond Orchard. 399 Comment
  CAS-BOT-BC234860  Lonicera subspicata var. denudata L. A. Greata 1900-9-23 s.n. Los Angeles Eagle Rock Canon [Canyon] Comment
  CAS-BOT-BC234871  Lonicera subspicata var. denudata V. Bailey 1907-10-27 s.n. Los Angeles Santa Monica Mts., (N. slope) Comment
  JEPS12862  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  JEPS23710  Lonicera subspicata var. denudata Peter H. Raven, Henry J. Thompson 1959-10-11 13758 Los Angeles Saddle Peak Santa Monica Mountains 822 Comment
  RSA455371  Lonicera subspicata var. denudata Wm. Martin 1971-8-5 s.n. Los Angeles Junction of Stunt Canyon Road and Mulholland Hwy; Santa Monica Mountains. Comment
  RSA604393  Lotus argophyllus var. argenteus Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 615 Los Angeles Santa Catalina Island. S of Two Harbors on Cat Harbor Road. 30 Comment
  UC301920  Lotus argophyllus var. argenteus T. W. Minthorn Jul 1920 19 Los Angeles near Avalon; Catalina Island Comment
  RSA771858  Lotus argophyllus var. ornithopus Robert F. Thorne 1973-4-12 42900 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UCR85799  Lotus crassifolius T. S. Ross, Steve Boyd 1991-7-24 5614 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  RSA406100  Lotus crassifolius var. crassifolius F. C. Boutin 1966-4-12 s.n. Los Angeles Mtl Lukens, north of La Crescenta 1524 Comment
  SEINET12148050  Lotus formosissimus Unknown 1933-1 8478 Los Angeles nr Los Angeles Comment
  RSA590600  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7136 Los Angeles forest service firebreak between Whitney Canyon and Los Pinetos spring along north-trending ridge 954 Comment
  POM243729  Lotus hamatus F. R. Fosberg 1931-3-26 S- 4388 Los Angeles Santa Catalina Island. Sea bluffs W of Hamilton Canyon. 90 Comment
  UCR204826  Lotus heermannii R. G. Swinney 2005-8-22 8508 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA406158  Lotus heermannii F. R. Fosberg 1930-7-7 S- 3140 Los Angeles Alamitos Bay 5 Comment
  RSA709409  Lotus humistratus A. C. Sanders, T. B. Salvato 2005-4-26 29724 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  RSA549508  Lotus nevadensis var. davidsonii T. S. Ross 1990-6-18 3478 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR209604  Lotus oblongifolius R. G. Swinney 2008-7-2 9140 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA729568  Lotus oblongifolius var. oblongifolius R. G. Swinney 1998-7-21 6478 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  RSA406210  Lotus oblongifolius var. oblongifolius F. R. Fosberg 1931-8-13 4964 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains. 1982 Comment
  UC1586217  Lotus purshianus var. purshianus Tim Ross 1991-8-16 5831 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  RSA755581  Lotus salsuginosus R. G. Swinney 2008-7-12 9172 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA191151  Lotus salsuginosus var. salsuginosus R. F. Thorne 1967-6-25 37123 Los Angeles San Gabriel Mountains: Evey Canyon, 716 Comment
  SFV4238  Lotus scoparius C. M. Wainwright 1967-5-11 s. n. Los Angeles Santa Monica Mountains 0.25 miles of Topanga Canyon Blvd. off of Hillside Drive. 412 Comment
  UCR214613  Lotus scoparius subsp. scoparius A. C. Sanders, Dan S. Cooper 2010-3-12 37352 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA210146  Lotus strigosus O. H. Kappler; 1941-3-30 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  RSA0119951  Lotus strigosus R. G. Swinney 2014-5-21 16630 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  UC1129184  Lotus strigosus A. D. Gifford 1935-3-15 470 Los Angeles 2.5 mi from Elizabeth Lake Canyon mouth; Angeles National Forest, Tejon Quad. 426 Comment
  UCR280679  Lotus strigosus R. G. Swinney 2014-5-27 16682 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UCR282000  Lotus strigosus R. G. Swinney 2014-5-1 16318 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA655743  Lotus strigosus James Henrickson 2000-4-15 20691 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; in open grazed ridge along along Whitney Canyon Road 610 Comment
  UCR256143  Lotus strigosus var. strigosus R. G. Swinney 2010-3-22 11995 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA406262  Lotus unifoliolatus A. N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA592209  Lotus wrangelianus L. C. Wheeler 1967-5-12 9451 1/2 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA648009  Lupinus Diane Elliott 1985-5-17 43 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SEINET10488422  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 self. Plant 3 Comment
  RSA0061211  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042004 Los Angeles Old Ridge Rte. 376 Comment
  RSA406998  Lupinus albifrons var. eminens Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA641294  Lupinus arbustus Orlando Mistretta, R. T. Hawke 1995-6-29 1857 Los Angeles San Gabriel Mountains: Blue Ridge Trail; south side of trail., Near 34 21 675 N 117 41 451 W. 2255 Comment
  RSA0021289  Lupinus bicolor Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5084 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR174986  Lupinus bicolor Holly Summers 2006-4-30 001 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  UCR222721  Lupinus bicolor R. G. Swinney 2009-5-12 10727 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR275283  Lupinus bicolor Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  RSA381562  Lupinus bicolor R. Mattoni 1986-04 s.n. Los Angeles Back edge of the beach just W of Los Angeles International Airport. 6 Comment
  CHSC98607  Lupinus bicolor subsp. microphyllus LeRoy Gross; Michael Honer, Leland Lubinsky 2000-4-27 181 Los Angeles San Rafael Hills: Ridge running west from Lookout Tower, east of the (2) Glendale Freeway. Near ridgetop; area burned in 1999. 487 Comment
  RSA350052  Lupinus bicolor subsp. microphyllus Ora M. Clark 1929-3-30 1919 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  RSA442329  Lupinus bicolor subsp. microphyllus Anonymous s.n. Los Angeles [no locality information provided] Comment
  CAS-BOT-BC187854  Lupinus chamissonis Geo. B. Grant 1901-4-1 3821 Los Angeles Redondo Beach Comment
  RSA339274  Lupinus concinnus R. F. Thorne 1982-4-20 54979 Los Angeles San Gabriel Mts: Mojave Desert slopes; 1/4 -1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SD251730  Lupinus concinnus F. R. Fosberg 1931-3-27 S 4413 Los Angeles Santa Catalina Island, Hamilton Canyon. 120 Comment
  CAS-BOT-BC205144  Lupinus elatus Oakley Shields 1970-6-27 90 Los Angeles 3.7 miles s.w. of Dawson Saddle, San Gabriel Mts., Angeles Crest Highway 2103 Comment
  LA28429  Lupinus excubitus Harlan Lewis; 1940-4-3 1288 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  UCR78130  Lupinus excubitus Wandalee Thompson 1964-4-14 14 Los Angeles Transverse Range; Liebre Mtns., Oakdale Canyon at mouth of Richardson Canyon, 2 miles west of Three Points on N-2, Pine Canyon Road, 1159 Comment
  RSA91200  Lupinus excubitus var. hallii F. W. Peirson 1924-8-23 5052 Los Angeles Above forks of San Gabriel River, [San Gabriel Mountains] 412 Comment
  SBBG69109  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA626116  Lupinus formosus LeRoy Gross 1999-4-23 137 Los Angeles Verdugo Mountains, northeast side: Whiting Woods Mountainway, 210 freeway, exit Pennsylvania, south to curve where Pennsylvania turns into Honolulu, to Whiting Woods go to end of asphalt road. City of Verdugo City. 670 Comment
  RSA775954  Lupinus formosus var. formosus Orlando Mistretta, Christine Mistretta 2010-6-17 5339 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UC1293708  Lupinus formosus var. robustus P. C. Everett and E. K. Balls 1959-5-22 23800 Los Angeles 1/2 to 1 mi se Fairmount ((San Andreas Rift), Antelope Valley); Antelope Valley 853 Comment
  SD86324  Lupinus guadalupensis R. Mitchel Beauchamp, M. Douglas 1972-3-24 3225 Los Angeles San Clemente Island, in open areas south of Eel Point 24 Comment
  UCR197208  Lupinus hirsutissimus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 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 Motorway 457 Comment
  UCR280502  Lupinus hirsutissimus R. G. Swinney 2014-5-13 16491 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  CAS-BOT-BC211683  Lupinus longifolius S. F. Blake 1910-8-5 572 Los Angeles Elysian Park Comment
  CAS-BOT-BC211688  Lupinus longifolius Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  LA200475  Lupinus longifolius Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM2423  Lupinus longifolius Crawford, Otis Hiatt 1916-3-28 703 Los Angeles Santa Monica Mts. Foothills near city Comment
  RSA279026  Lupinus longifolius R. F. Thorne 1971-4-9 41551 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon along San Dimas Creek 381 Comment
  RSA413760  Lupinus longifolius Robert Kessler 1922-6-1 s.n. Los Angeles Crescenta. Comment
  RSA549155  Lupinus longifolius T. S. Ross 1990-6-20 3669 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SFV1890  Lupinus longifolius H. L. Bauer 1941-4-21 680 Los Angeles Playa del Rey. 30 Comment
  UC1595212  Lupinus longifolius Tim Ross and Peter Fritsch 1990-6-20 3669 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  UC865310  Lupinus longifolius Ira W. Clokey, B. Templeton May 1929 4560 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  SEINET10485620  Lupinus longifolius Payne 1948-1 PAYNE 18882 Los Angeles Origin palos verdes hills. Garden plant # 6457 from 5879. Comment
  UC527611  Lupinus longifolius C. B. Wolf 1931-6-25 2243 Los Angeles along Beverly Blvd. on grade leading down into Santa Monica Canyon; on grade leading down into Santa Monica Canyon 45 Comment
  SEINET10488799  Lupinus nanus Fisher 1948-3-20 Fisher s.n. Los Angeles California state polytechnic college. San dimas, ca. Comment
  RSA311425  Lupinus peirsonii Michael C. Long, McKernan 1977-6-4 s.n. Los Angeles Big Rock Creek, 3 miles N of Big Rock Creek Campground. 1402 Comment
  SEINET8057868  Lupinus sparsiflorus G. B. Grant 1901-1 731 Los Angeles Garvanza Comment
  JEPS65486  Lupinus succulentus Vincent Jones 1854-2-21 Los Angeles Long Beach Comment
  RSA414300  Lupinus succulentus M. B. Dunkle 1928-3-31 1768 Los Angeles Little Harbor, Santa Catalina Island. Comment
  UC1129760  Lupinus succulentus R. St. John 1933-3-24 354 Los Angeles Aliso Canyon; Santa Susana Quad., Aliso Canyon Comment
  UCR260339  Lupinus succulentus R. G. Swinney 2010-5-4 12540 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
  RSA485548  Lupinus succulentus T. S. Elias, Orlando Mistretta 1988-2-10 10664 Los Angeles San Clement Island: nursery on top of Marine Terrace Grade Comment
  RSA533487  Lupinus succulentus Tim S. Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road and Camino del Sur. 213 Comment
  RSA573564  Lupinus succulentus Tim S. Ross 1992-6-15 6588 Los Angeles Whittier Hills ( local name for the western extremity of the Puente Hills) grassy uplands at the head of the S fork of Sycamore Canyon. 354 Comment
  UCD109610  Lupinus succulentus Daryl Koutnik 1978-5-10 464 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  SEINET10490987  Lupinus succulentus var. succulentus Thorne 1965-5-12 THORNE 34609 Los Angeles Flowers purple-blue; open grassy areas on clay among openings in oak woodlands; Bulrush canyon, santa catalina island; with lupinus bicolor microphyllus, Orthocarpus purpurescens, vicia exigua, etc. 244 Comment
  RSA0112056  Lupinus truncatus Richard G. Swinney 2011-3-29 14263 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA414358  Lupinus truncatus M. B. Dunkle 1932-5-28 2960 Los Angeles Whites Landing, Santa Catalina Island. Comment
  RSA414356  Lupinus truncatus M. B. Dunkle 1939-4-7 7334 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA414392  Lupinus truncatus Robert Gustafson 1981-3-10 2112 Los Angeles Ballona Wetlands, Area 1. Comment
  SEINET10489074  Lupinus truncatus Weinland WEINLAND s.n. Los Angeles Wash at claremont. Rose purple color. 366 Comment
  UCD109647  Lupinus truncatus C. F. Baker 1909-4-19 5302 Los Angeles Claremont. Comment
  RSA428826  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle's Nest. 180 Comment
  RSA428828  Lycium californicum F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  UC625130  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles 1.5 mi below Eagle's Nest; Santa Catalina Island, Middle Ranch Canyon 180 Comment
  RSA578738  Lycium cooperi Tim S. Ross, J. Mark Porter 1994-5-1 7580 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SDSU11114  Lycium cooperi D. F. Howe 1947-5-6 1565 Los Angeles Near Vincent, western Mojave Desert. Comment
  UCR117226  Lycium cooperi B. G. Pitzer 1998-5-12 3688 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  CDA20511  Lycopersicon esculentum M. O'Brien 2004-7-19 MOB 10 -04 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  CAS-BOT-BC140220  Lyonothamnus floribundus subsp. aspleniifolius Herman Knoche 1919-7-4 Series A, No. 1004 Los Angeles Camp Mesquite, San Clemente Island 274 Comment
  UC114309  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1899-8-25 Los Angeles San Clemente Island Comment
  RSA578198  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8181 Los Angeles Santa Catalina Island. 575m SWS of Echo Lake, 1150m NNE of Blackjack Mountain, near bottom of southerly draining draw ultimately draining to White Cove. 354 Comment
  SBBG97021  Lyonothamnus floribundus var. aspleniifolius S. Boyd with T. Ross, L. Arnseth 1990-4-8 4403 Los Angeles Bryce Cyn near Malo Pt Comment
  SBBG13649  Lyonothamnus floribundus var. floribundus P. H. Raven 1962-5-22 17833 Los Angeles first cyn W of Lions Head Pt 76 Comment
  SBBG32046  Lyonothamnus floribundus var. floribundus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -270 Los Angeles upper Swain's (Swain) Cyn Comment
  SBBG51681  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  LA202597  Lythrum californicum J. H. Barber; 1898-8-3 sn Los Angeles Santa Monica Mountains, Topango Comment
  SEINET10880427  Macfadyena unguis-cati Alice Eastwood Eastwood s.n. Los Angeles cultivated in Los Angeles, Howard Nurseries Comment
  UC830830  Madia gracilis F. R. Fosberg 1931-4-10 S 4528 Los Angeles Hamilton Canyon; Santa Catalina 40 Comment
  RSA586702  Madia minima Orlando Mistretta, Mark Elvin 1995-6-20 1801 Los Angeles San Gabriel Mountains: Bare Mountain canyon. head of drainage E of Pacifico Mtn. 1966 Comment
  RSA604006  Mahonia dictyota L. C. Wheeler 1936-6-23 4178 Los Angeles San Dimas Canyon, San Gabriel Mountains. 701 Comment
  RSA646965  Maianthemum stellatum Orlando Mistretta 1993-7-6 924 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  RSA433285  Malacothamnus davidsonii Robin S. Collins 1973-5-28 317 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn, ca. 2 mi into canyon on pack trail. 762 Comment
  SBBG128423  Malacothamnus fasciculatus M. L. Hoefs 1995-5-23 2080 Los Angeles lower Middle Cyn, just below Eagles Nest Lodge 121 Comment
  JEPS26418  Malacothamnus fasciculatus var. fasciculatus F. W. Peirson 1918-8-16 114 Los Angeles near Toll-house San Antonio Canyon; , San Gabriel Mtns Comment
  RSA587813  Malacothamnus fremontii Orlando Mistretta, Steve D. Boyd, D. L. Banks 1994-4-29 1138 Los Angeles San Gabriel Mountains, Santiago Canyon. 1143 Comment
  UC1971292  Malacothamnus fremontii Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona.: Martindale Canyon north side. Comment
  UCR194354  Malacothamnus fremontii R. G. Swinney 1998-9-4 6919 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UC1409009  Malacothamnus marrubioides Robert F. Thorne and J. Dourley 1967-10-10 37348 Los Angeles San Gabriel Mts., Angeles National Forest 2255 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
  RSA705968  Malacothrix californica John Macdonald 2005-6-28 009 Los Angeles Along Big Pines Highway, ca. 1/2 mile SE of Jackson Lake, ca. 2.5 miles NW of jct. with Angeles Crest Highway 1250 Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  RSA534128  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  SBBG44371  Malacothrix glabrata G. Sphon, D. Hearn 1956-5-30 21 Los Angeles Black Butte Comment
  SBBG66066  Malacothrix glabrata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  POM320348  Malacothrix glabrata Lynne Hayden 1970-4-18 124 Los Angeles Neaar Pretty ) Ranch on N4 off of 138 to Lancaster, San Gabriel Mt. 1220 Comment
  UCR241079  Malacothrix saxatilis Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  LA32065  Malacothrix saxatilis var. tenuifolia Peter H. Raven; 1959-2-23 13804 Los Angeles Santa Monica Mountains, Mulholland Dr 3.1 mi. E of Decker Road 548 Comment
  RSA311408  Malacothrix saxatilis var. tenuifolia Cheryl A. Lawson 1971-7-9 419 Los Angeles Little Tujunga Canyon, San Gabriel Mountains, Angeles National Forest. Comment
  UC468867  Malacothrix saxatilis var. tenuifolia Crawford and Hiatt 1916-3-28 578 Los Angeles Santa Monica Mts. Comment
  UC527248  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles near bridge on road from Tunjunga to San Fernando (Pacoima Wash); Pacoima Wash 365 Comment
  POM2827  Malosma laurina P. A. Munz 1918-4-16 2061 Los Angeles Claremont, Pomona College Campus Comment
  RSA660897  Malosma laurina Ann Williams 1992-5-14 20 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA785295  Malosma laurina Doris Bowers 1957-6-22 788 Los Angeles Arroyo Seca, Pasadena 457 Comment
  UCD116846  Malosma laurina Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  RSA587279  Malus sylvestris Tim S. Ross, Steve D. Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  LA200405  Marah macrocarpa Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA200414  Marah macrocarpa A. H. Lange; 1951-3-27 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM296450  Marah macrocarpa Lyman Benson 1945-5-21 11718 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  SDSU5850  Marah macrocarpa R. M. Beauchamp 1967-1-28 137 Los Angeles 1/2 mile southeast of Eel Point; San Clemente Island. Comment
  UCR269938  Marah macrocarpa R. G. Swinney 2010-4-15 12240 Los Angeles San Gabriel Mountains, 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
  RSA522960  Marah macrocarpa Tim Ross 1991-2-23 4100 Los Angeles Whittier Hills (Puente Hills) Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon road x Skyline Drive 293 Comment
  UCSB9124  Marah macrocarpa Wedberg, H. 1957-3-3 Los Angeles Pt. Dume Comment
  RSA596815  Marrubium vulgare Tim S. Ross, J. Mark Porter 1995-5-4 8477 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR252872  Marrubium vulgare R. G. Swinney 2010-3-10 11800 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  CDA33964  Marrubium vulgare M. O'Brien 2006-10-1 MOB 06 -2 Los Angeles San Gabriel Mountains; San Gabriel River, Angeles National Forest. Live Oak Creek parking area. 0 Comment
  UCSB5711  Marrubium vulgare Gill, Robert 1959-4-23 Los Angeles Pomona College campus 365 Comment
  RSA445541  Meconella denticulata E. S. Spalding 1926-2-20 s.n. Los Angeles Fish Canyon. Comment
Read comments
Jan 11 2007
  UC217874  Meconella denticulata P. A. Munz and R. D. Harwood 1920-4-21 3694 Los Angeles San Dimas Canyon 457 Comment
  SD232690  Medicago lupulina Scott D. White 4052 Los Angeles Claremont: Geneva Ave: N of San Jose, S of Arrow Hwy; W of Indian Hill, E of Towne. USGS Ontario quad. 323 Comment
  UC159170  Medicago polymorpha Geo. B. Grant 1905-5-16 761 -6498 Los Angeles Garvanza Comment
  LA201007  Melica californica Carl Wishner; 1990-5-9 1800 1 Los Angeles 297 Comment
  JEPS75609  Melica imperfecta W. L. Jepson 1935-4-17 17062 Los Angeles Portal Ridge Comment
  LA105544  Melica imperfecta Barry A. Prigge; 1989-5-13 8759 Los Angeles Santa Susana Mountains, Blind Canyon, ca. 1.5 mi. NW of junction of Simi Valley and Topanga Blvd., N of Chatsworth 472 Comment
  RSA660205  Melica imperfecta Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 22 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  UC1595260  Melica imperfecta Tim Ross and Peter Fritsch 1990-6-20 3626 Los Angeles mouth of Burro Canyon San Gabriel Mountains (near the confluence of the East and West Forks of the San Gabriel River) 445 Comment
  UCR193531  Melica stricta R. G. Swinney 1999-6-18 7296 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  CATA457  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 600 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 10 m E of road 286 Comment
  LA200493  Melilotus indicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  POM158119  Mentha X smithiana L. R. Abrams 1902-8-26 2978 Los Angeles Ballona Creek, near Mesmer. Comment
  UC57018  Mentha spicata Ernest Braunton Sept. 1902 667 Los Angeles Echo Park Comment
  UCR259045  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCSB7346  Mentzelia affinis Wedberg, H. 1957-4-19 Los Angeles 0.5 mi E of Pearblossom 914 Comment
  UCD117201  Mentzelia albicaulis D. C. Finfrock 1950-4-21 25 Los Angeles 2.5 miles from Gorman on Lancaster Road. Comment
  SEINET13203253 Image available Mentzelia congesta R. G. Swinney 2011-1 14504 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA660115  Mentzelia dispersa Orlando Mistretta 1992-6-12 559 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0057904  Mentzelia laevicaulis Richard G. Swinney 2010-9-7 13696 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0113227  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13911 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
  RSA229056  Mentzelia laevicaulis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38897 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA191348  Mentzelia laevicaulis Robert F. Thorne, M. Z. Thorne 1967-7-19 37151 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA305703  Mentzelia micrantha Mark Hoefs, D. Propst 1973-5-4 257 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  RSA529177  Mentzelia montana Tim S. Ross, Steve D. Boyd 1991-7-24 5599 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA586467  Mentzelia montana Orlando Mistretta, Steve D. Boyd 1994-6-21 1373 Los Angeles San Gabriel Mountains: Santiago Canyon, drainage northwest of Pacifico Mountain. 1951 Comment
  UCR223815  Mentzelia veatchiana R. G. Swinney 2009-6-17 11181 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA650016  Mesembryanthemum blandum Tom Kawakami 1948-2-15 s.n. Los Angeles Loma Vista Way & Paige, Pomona. Comment
  POM18204B  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6732 Los Angeles Grassy slope S of Lemon Tank, San Clemente Island 244 Comment
  UC1349061  Microseris douglasii subsp. platycarpha Robert F. Thorne 1966-4-29 36302 Los Angeles before turn-off to Middle Ranch Canyon (along Airport Road); Santa Catalina Island 457 Comment
  POM6702  Microseris lindleyi L. T. Street, G. Williams 1919-4-12 2499 Los Angeles Hills near Puente. Comment
  UCR197776  Microseris lindleyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 13 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  SEINET3145681  Microsteris gracilis G. B. Grant 784 Los Angeles Pasadena Comment
  UCR205616  Mimulus R. G. Swinney 2008-5-12 8832 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA600925  Mimulus aurantiacus Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Gordon Canyon at Ferguson Motorway. 396 Comment
  RSA683144  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  POM69  Mimulus aurantiacus var. pubescens P. A. Munz 1918-4-11 2033 Los Angeles Glendora. Comment
  RSA439245  Mimulus aurantiacus var. pubescens H. L. Bauer 1931-3-1 s.n. Los Angeles Topanga Canyon. Comment
  RSA442661  Mimulus aurantiacus var. pubescens A. Menke 1955-4-23 s.n. Los Angeles San Francisquito Canyon. Comment
  SFV5509  Mimulus aurantiacus var. pubescens W. A. Kelley Jun 1967 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC943828  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 C Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  CLARK-A1528-861  Mimulus bigelovii John C. Roos 1941-4-12 195 Los Angeles Palmdale Comment
  UC1293691  Mimulus brevipes P. C. Everett and E. K. Balls 1959-6-2 23846 Los Angeles 1 mi ne Stokes Canyon; Santa Monica Mts. 182 Comment
  UC1250444  Mimulus brevipes Isabelle Tavares and Valera Brinson 1962-4-16 255 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  UC1483354  Mimulus cardinalis Robert F. Thorne, D. Propst and M. Hoefs 1974-9-12 45106 Los Angeles below Rancho Escondido; Santa Catalina Island, Cottonwood Canyon 106 Comment
  RSA420671  Mimulus cardinalis Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  UCR186675  Mimulus floribundus T. B. Salvato, Sarah Flack 2007-8-8 3027 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR190807  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR219896  Mimulus floribundus R. G. Swinney, Jane Strong 2009-4-21 10428 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCSB26174  Mimulus fremontii var. fremontii Wilken, Dieter 1969-4-19 Los Angeles Bob's Gap Road; 3.7 miles south of junction with California State Highway 138; San Gabriel Mountains 1097 Comment
  SBBG97019  Mimulus guttatus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4437 Los Angeles Bryce Cyn near Malo Pt Comment
  UCR223472  Mimulus guttatus R. G. Swinney 2009-5-28 10930 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCD122700  Mimulus guttatus Lisa J. Seemann 1993-5-5 s.n. Los Angeles intersection of Elizabeth Lake Rd. and Ranch Club Dr. 1066 Comment
  RSA733041  Mimulus moschatus R. G. Swinney 1999-8-16 7650 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  UCR272582  Mimulus palmeri R. G. Swinney 2011-6-7 15027 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  JEPS23232  Mimulus pilosus Rimo Bacigalupi with Reino Alava 1958-7-21 6452 Los Angeles canyon of South Fork of Little Rock Creek San Gabriel Mts., Angeles National Forest 1493 Comment
  POM306773  Mimulus pilosus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 1624 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  SFV12656  Mimulus pilosus M. H. Grayum, H. Grayum 1977-11-27 904 Los Angeles San Fernando Valley Big Tujunga Wash. In caked, hard mud flats just behind Hansen Dam. 305 Comment
  CAS-BOT-BC388663  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC388668  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-5-25 7884 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA778872  Minuartia douglasii Orlando Mistretta, Christine Mistretta 2010-6-1 5227 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  SBBG77687  Mirabilis californica F. R. Fosberg 1931-3-18 4293 Los Angeles Hamilton Cyn 10 Comment
  SBBG80285  Mirabilis californica F. C. Boutin 1967-4-23 1683 Los Angeles Lemon Tank 304 Comment
  UCR241082  Mirabilis laevis Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  SBBG16927  Mirabilis laevis var. crassifolia K. A. Wilson, D. E. Bianchi 1961-2-2 825 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  RSA69498  Mirabilis laevis var. crassifolia F. W. Peirson 1919-1-25 307 Los Angeles Arroyo Seco. 381 Comment
  UCR119540  Mirabilis multiflora var. pubescens Steve Boyd 1998-10-7 10300 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Southern edge of the Antelope Valley at the N base of Portal Ridge, NW of the mouth of Kings Canyon, south of Hwy 138 and the California Aqueduct 915 Comment
  UC1124542  Monardella A. Simontacchi 1935-5-26 46 Los Angeles 1 1/4 mi ese Manzana; Tejon Quadrangle Comment
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Dec 10 2008
  UCR256185  Monardella australis subsp. cinerea R. G. Swinney 2010-9-23 13881 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA401625A  Monardella macrantha subsp. macrantha Geo. L. Moxley 1917-8-12 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mtns. 1128 Comment
  HSC16099  Morella californica J. Rockwell 1962-12-25 182 Los Angeles Los Angeles, Vermont and Willow St. 10 Comment
  CAS-BOT-BC140682  Morus alba A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36950 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
  RSA747002  Muhlenbergia microsperma R. G. Swinney 2005-4-9 8210 Los Angeles San Dimas, Sycamore Canyon 396 Comment
  UC1109362  Muhlenbergia microsperma Peter H. Raven 1962-5-9 17651 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  UCR209609  Muhlenbergia rigens R. G. Swinney 2008-10-10 9572 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM123274  Muilla maritima George B. Grant 1905-4-20 803 Los Angeles Collected at Pasadena. Comment
  RSA573743  Muilla maritima Timothy S. Ross 1992-7-17 6726 Los Angeles 300m W of the summit of Condor Peak 1588 Comment
  CAS-BOT-BC327742  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Island. Large canyon below the Tomb. 243 Comment
  OBI12284  Myoporum laetum Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park 244 Comment
  UCD124802  Myoporum laetum B. Pitzer 1996-5-5 2871 Los Angeles Palos Verdes Peninsula; Palos Verdes Hills, San Pedro Navel Fuel Depot, at Pedro Hill. 409 Comment
  UCR192157  Nama californica A. C. Sanders 2008-4-18 34975 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  CAS-BOT-BC259911  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles Latigo Canyon, 0.8 mile N of US 101A, Santa Monica Mountains Comment
  RSA616263  Nassella lepida Scott D. White, Pam DeVries 1998-5-15 6490 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  CAS-BOT-BC260137  Nassella pulchra Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4364 Los Angeles San Clemente Island, E side of island, near Malo Point, third cyn S of Bryce Canyon Comment
  SBBG128068  Nassella pulchra M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2833 Los Angeles hillside above New York Harbor 79 Comment
  RSA0042217  Nassella pulchra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2833 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 79 Comment
  UCD87662  Nassella pulchra Peter H. Raven; Henry J. Thompson 1960-4-24 15125 Los Angeles Santa Monica Mountains. 2 miles east of Decker Road on Mulholland Highway. 609 Comment
  RSA177727  Nasturtium officinale R. F. Thorne, P. Everett 1965-5-10 34434 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA598372  Nasturtium officinale L. C. Wheeler 1967-5-24 9752 Los Angeles Indian Canyon, near mouth 701 Comment
  SD241134  Navarretia atractyloides Mark A. Elvin 2003-1-30 2960 Los Angeles Western Transverse Range; Santa Clarita Valley Area: Newall Ranch, west side of Grapevine Mesa, 4 km SW (216a^z) of intersection of I-5 Fwy and Hwy 126 (Val Verde 7.5'Q) 366 Comment
  UC133712  Navarretia hamata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  RSA0091864  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1569 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  SBBG122012  Navarretia setiloba A. Parikh, N. Gale 2003-6-13 755 Los Angeles E of dirt track between Cruzan Mesa and Plum Cyn, 1.9 km W of Sierra Hwy, 2 km SW of Vazquez Cyn Rd 670 Comment
  CAS-BOT-BC536063  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 Los Angeles San Gabriel Mtns: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1231 Comment
  RSA775959  Nemacladus longiflorus var. longiflorus Orlando Mistretta, Christine Mistretta 2010-6-17 5334 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  SEINET7063082  Nemacladus sigmoideus A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains west of turn off to Littlerock. UTM Zone 11, 400864mE, 3822439mN. (WGS84/NAD83). 883 Comment
  UCR186487  Nemophila menziesii T. B. Salvato 2007-4-27 2094 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCR95303  Nemophila menziesii L. C. Wheeler 1967-5-2 9258 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  SBBG20609  Nemophila menziesii var. integrifolia K. A. Wilson 1962-3-25 1257 Los Angeles Soledad Cyn, small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  RSA79215  Nemophila menziesii var. menziesii G. R. Campbell 1952-3-23 18513 Los Angeles canyon north of Webb School; east of Live Oak Canyon. 427 Comment
  UCR128013  Nemophila menziesii var. menziesii Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  SD227722  Nerium oleander Scott D. White 1997-5-14 5137 Los Angeles Big Tujunga Wash: Sunland-Tujunga area: alluvial fan below San Gabriel Mts. SW of I-210 Freeway, E of Hansen Dam and N of Wentworth St. 334 Comment
  CAS-BOT-BC349863  Nicolletia occidentalis Ira L. Wiggins 1966-4-24 20653 Los Angeles Along Palmdale Boulevard between Street 90 E and Street 150 E, about 15 miles east of Palmdale. Mohave Desert Comment
  RSA798119  Nicotiana attenuata Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0136 Los Angeles South side California State Route 2, approx. 0.3 mi. east of mile marker 66.82 2259 Comment
  CLARK-A1528-5113  Nicotiana glauca John C. Roos 1942-9-20 1746 Los Angeles West Los Angeles Comment
  RSA426785  Nicotiana glauca L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, below Strawberry Peak. Comment
  UC26170  Nicotiana glauca D. Vogt 1897-1 64 Los Angeles West Palmdale; Antelope Valley Comment
  LA200073  Notholaena californica Lawrence L. Kiefer; 1962-12-30 345 Los Angeles SIMI HILLS, hills NW of Chatsworth (Simi Hills?). 304 Comment
  RSA264652  Notholaena californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth of Rogers Canyon, San Gabriel Mountains 305 Comment
  JEPS44069  Oenothera californica W. L. Jepson 1935-4-17 17052 Los Angeles 6 1/2 mi w Lancaster 731 Comment
  POM123009  Oenothera californica subsp. californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA532835  Oenothera elata subsp. hirsutissima Tim S. Ross 1991-8-14 5792 Los Angeles Pacifico Mtn rd, 3200 ft NW of Alder saddle. 1768 Comment
  RSA642692  Oenothera elata subsp. hookeri Orlando Mistretta 1992-7-14 711 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SBBG126148  Oenothera rosea A. C. Sanders with T. B. Salvato 2009-5-21 36906 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, W side of Hwy 19 (Rosemead Blvd) along rd to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  SBBG31321  Oenothera sinuosa R. F. Thorne 1966-6-1 36478 Los Angeles near riding stables, Avalon 30 Comment
  CATA3137  Oligomeris linifolia Sarah Ratay 2010-8-3 130 Los Angeles Santa Catalina Island: Northwestern slope in Wild Boar Gully exclosure 208 Comment
  SBBG45340  Oligomeris linifolia Leota Davidson 1966-2-17 328 Los Angeles Soledad Cyn and Spring Cyn Rd (old hwy) Comment
  CATA1882  Ophioglossum californicum Lauren K. Danner, Jenny McCune 2005-3-1 Los Angeles Santa Catalina Island: Roughly half way between Black Jack Mountain and the aiport, to the northwest (315 deg. ) of Black Jack, ca. 40 m from streambed, found in oak releve #126, population is ca. 25m from reference corner which is a rusty T-post with a silver tag reading 2466 360 Comment
  RSA602483  Opuntia basilaris var. brachyclada L. C. Wheeler 1972-4-18 s.n. Los Angeles San Gabriel Mountains: 1/4 mile upstream from Monte Cristo Campground, Mill Creek. Comment
  RSA0097153  Opuntia ficus-indica Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18409 Los Angeles Claremont, 100m south of the SE base of Indian Hill. 409 Comment
  UC872671  Opuntia littoralis F. R. Fosberg 1931-5-18 S 4892 Los Angeles Little Harbor Santa Catalina Island (sand flat) 3 Comment
  UC557624  Opuntia prolifera Nell Murbarger 1936-3 93 Los Angeles San Clemente Island; on mesa summit and w and s sides Comment
  RSA631389  Opuntia vaseyi Valerie L. Soza, LeRoy Gross 1999-5-10 461 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  UCR223238  Orobanche R. G. Swinney 2009-5-27 10881 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA0066434  Orobanche fasciculata Orlando Mistretta 1995-4-28 1655 Los Angeles San Gabriel Mountains: Kitter Canyon, slopes W of main canyon. 1219 Comment
  RSA0076500  Orobanche fasciculata Louis C. Wheeler 1948-6-13 6639 Los Angeles San Gabriel Mountains: north side Big Tujunga, opposite Coldwater Canyon. 1005 Comment
  RSA641080  Orobanche valida subsp. valida Orlando Mistretta 1995-7-6 1868 Los Angeles San Gabriel Mountains: Big Rock Creek. South Fork Campground, on south side of trail. (Orobanche valida survey site D). 1479 Comment
  RSA402087  Orthocarpus purpurascens Gale Sphon 1955-4-12 s.n. Los Angeles Point Dume. Comment
  RSA555359  Orthocarpus purpurascens var. ornatus D. Charlton 1991-5-18 5183 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  RSA156654  Orthocarpus purpurascens var. pallidus L. R. Abrams 1903-4-10 3236 Los Angeles Ballona marshes near Mesmer Comment
  SEINET10661460  Oryza sativa Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3889 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  POM184692  Osmorhiza brachypoda Joseph A. Ewan 1932-6-17 7349 Los Angeles Long canyon of Arroyo Seco 1098 Comment
  LA50659  Oxalis corniculata Elizabeth Levine; 1949-5-3 sn Los Angeles West Los Angeles Comment
  SDSU605  Oxalis rubra Gerald Collier 1951-5-22 Los Angeles 11621 Mayfield Avenue, L.A. 49. Comment
  UCR51030  Oxytheca luteola A. C. Sanders, E. J. Lawlor 1988-4-3 7737 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  CAS-BOT-BC318204  Packera breweri C. Epling; L. Wheeler 1933-6-4 1848 Los Angeles Sandbergs near Quail Lake. 1310 Comment
  RSA599214  Paeonia californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  RSA248855  Parapholis incurva R. F. Thorne 1973-4-12 42887 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA582999  Parietaria hespera var. hespera Tim S. Ross 1993-4-22 6886 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak. Large rock outcrop 1000m ESE of Cactus Peak summit. 476 Comment
  UCR172441  Parietaria judaica R. E. Riefner Jr. 2006-1-12 06- 13 Los Angeles South Coast, San Pedro, Point Fermin 13 Comment
  RSA0049588  Parkinsonia aculeata Justin M. Wood, T. Valentovich 2012-6-6 4788 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd., and E Avenue T. 843 Comment
  RSA680374  Parkinsonia aculeata T. S. Ross 1990-6-11 3405 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UCR126565  Parthenocissus vitacea A. C. Sanders, Andy Thomson 2003-4-15 26020 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park 316 Comment
  UCR95373  Pectocarya anisocarpa T. S. Ross, J. M. Porter 1995-5-4 8463 A Los Angeles Transverse Range, Texas Canyon: c. 3.6 road miles NE of Bouquet Canyon Road 683 Comment
  SBBG108986  Pectocarya linearis subsp. ferocula S. A. Junak 1997-3-7 SCl 732 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  UCR150712  Pectocarya penicillata R. G. Swinney 1998-4-14 5978 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCSB27907  Pectocarya penicillata Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  UC882256  Pectocarya penicillata I. W. Clokey and B. C. Templeton 1930-4-8 4674 Los Angeles San Francisquita 550 Comment
  UCR277229  Pectocarya setosa R. G. Swinney 2011-4-19 14402 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
  UCR280735  Pectocarya setosa R. G. Swinney 2014-4-30 16291 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  LA3472  Pellaea andromedifolia W. Scott Lewis; 1903-5-17 299 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  LA94135  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-14 2029 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA686744  Pellaea andromedifolia M. B. Dunkle 1932-1-31 2865 a Los Angeles Catalina Island Comment
  SFV68  Pellaea andromedifolia K. A. Wilson 1961-2-18 855 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
  UC792410  Pellaea andromedifolia Ira L. Wiggins 1949-2-22 11963 Los Angeles ne end San Clemente Isl 30 Comment
  RSA526585  Pellaea andromedifolia var. andromedifolia T. S. Ross 1991-3-24 4297 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  RSA229092  Pellaea mucronata subsp. californica R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38864 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  POM120783  Pellaea mucronata var. mucronata Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  LA3541  Pellaea mucronata var. mucronata Carl Epling; 1925-1-1 6226 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 91 Comment
  RSA507539  Pennisetum clandestinum L. C. Wheeler 1967-8-13 10455 Los Angeles Soledad Canyon 0.8 mi ESE Long [Lang]. 549 Comment
  RSA595277  Pennisetum setaceum D. L. Banks, Eric H. Roalson 1996-4-29 917 Los Angeles Claremont, naturalized along the walls of abandoned buildings at the corner of Baseline Road and Monte Vista Ave. Comment
  UCR205618  Penstemon centranthifolius R. G. Swinney 2008-5-12 8840 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UC27412  Penstemon centranthifolius J. H. Barber 1897-6-25 182 Los Angeles above Lang (Soledad Canyon, Southern California); Soledad Canyon, above Lang Comment
  RSA350946  Penstemon dubius Robert Kessler 1928-1 s.n. Los Angeles Fire break Mt. Lowe Comment
  NY601188  Penstemon grinnellii var. grinnellii R. C. F. Bacigalupi 1952-8-9 3906 Los Angeles Along Forest Service Road at summit of Blue Ridge, near Guffey Public Camp, Angeles National Forest, directly south of Swarthout Valley. 2438.4 Comment
  CLARK-A1528-4307  Penstemon heterophyllus Art Whistler 1966-6-20 9 Los Angeles Malibu Comment
  LA51913  Penstemon heterophyllus var. australis J. A. Ewan; 1931-5-16 4204 Los Angeles Comment
  RSA408093  Penstemon heterophyllus var. australis H. L. Bauer 1932-5-1 16801 Los Angeles Calabasas. Comment
  UC1971162  Penstemon palmeri Louis C. Wheeler 1973-5-5 Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. Comment
  RSA0091332  Penstemon rostriflorus R. G. Swinney 2011-8-17 15630 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR124574  Penstemon speciosus B. C. Templeton 1932-6-19 4923 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA615703  Penstemon spectabilis subsp. subviscosus Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: Bichota Canyon west of heliport, just above road. 1402 Comment
  NY661214  Penstemon spectabilis var. subviscosus G. D. Wallace 1966-5-3 528 Los Angeles 1/2 mile south of Huntington Dr. on east side of Duarte Comment
  RSA0062913  Pentagramma triangularis T. S. Ross, Gery Allen, Mark Elvin, Jennifer Stone 1995-5-19 8582 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1070 ft NNE of the 1135-ft triangulation point. 243 Comment
  SD227424  Pentagramma triangularis subsp. semipallida Michael G. Simpson, Lori L. Simpson, Nicole Beasley, Gavin Bridgeman 2012-4-20 3676 Los Angeles Santa Catalina Island, road cut of Middle Ranch Road, ca. 1.4 miles east of junction with Cape Canyon Trail, 2 miles due south-southeast of Mount Orizaba. 244 Comment
  RSA687402  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1928-4-21 1882 Los Angeles Santa Catalina Island: wooded hillside, Renton Mine 304 Comment
  SBBG38807  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Cyn Comment
  SEINET3154051  Pentagramma triangularis subsp. viscosa G. B. Grant, W. Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCR94472  Perideridia pringlei Orlando Mistretta 1995-6-1 1767 A Los Angeles San Gabriel Mtns., Carr Canyon 1098 Comment
  CAS-BOT-BC73739  Peritoma arborea var. globosa Rimo Bacigalupi 1925-4-19 1179 Los Angeles Crane Lake alond Ridge Route Comment
  UC485234  Perityle emoryi F. M. Reed 1889-7-2 2805 Los Angeles Pebble Beach Road Catalina Island 15 Comment
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Oct 24 2009
  RSA0021965  Phacelia Duncan S. Bell, Caitlin Elam 2013-6-24 5277 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UCR252889  Phacelia affinis R. G. Swinney 2010-5-11 12649 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
  UCR252884  Phacelia brachyloba R. G. Swinney 2010-5-11 12658 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
  CHSC23591  Phacelia cicutaria L. M. Mayer; I. J. Mayer 1974-4-10 150 Los Angeles Bouquet Canyon Rd. ca. 1/4 mi ne of its intersection with Vasquez Canyon Rd. Comment
  CATA911  Phacelia cicutaria var. hispida Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1754 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SBBG95418  Phacelia cicutaria var. hispida M. B. Dunkle 1929-4-13 2119 Los Angeles Little Gibraltar Comment
  SD44542  Phacelia cicutaria var. hispida Kay H. Beach 1943-5-11 Los Angeles Little Dalton Canyon along Woods Trail. San Gabriel Mountains. 395 Comment
  SFV6661  Phacelia cicutaria var. hispida T. Gordon, K. A. Wilson, J. Cicero 1974-5-24 224 Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  UCR209589  Phacelia cicutaria var. hubbyi Dan S. Cooper 2009-4-15 409- 29 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, north of entrance to Tregnan Golf Course, extreme SE side of park 152 Comment
  UCR215793  Phacelia cicutaria var. hubbyi Anuja Parikh, Nathan Gale 2009-5-21 2151 Los Angeles west side of Santa Susana Mountains, Newhall Ranch, between Potrereo/Pico Canyons, 5.6 km west of Hwy I-5, 1.4 km southwest of Potrero Canyon 515 Comment
  RSA765195  Phacelia cryptantha Justin M. Wood 2010-5-10 1598 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA579428  Phacelia davidsonii Tim S. Ross 1994-5-31 7960 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA771567  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC134017  Phacelia distans Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  RSA0089147  Phacelia distans R. G. Swinney 2010-3-24 12059 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0116346  Phacelia distans R. G. Swinney 2010-5-21 12889 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
  RSA774735  Phacelia distans R. G. Swinney 2009-6-17 11179 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR124751  Phacelia distans B. C. Templeton, I. W. Clokey 1930-4-2 1409 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR220043  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  OBI13821  Phacelia distans Bill Arbaugh 1966-4-26 33 Los Angeles W on 138 from Lancaster 762 Comment
  SD127605  Phacelia egena Scott Zona, D. Arias, et al. 21-28 Jun 1989 336 Los Angeles Mountain High Ski Resort; west of Wrightwood, north slopes of San Gabriel Mountains. 2018 Comment
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Jan 21 2011
  CAS-BOT-BC6871  Phacelia hispida var. eximia Fordyce Grinnell 1903-12-31 109 Los Angeles Santa Anita Canyon, Mt. Wilson Trail Comment
  SBBG11719  Phacelia imbricata E. R. Blakley 1958-5-9 2259 Los Angeles 2 mi E of Gorman 1097 Comment
  RSA756458  Phacelia imbricata subsp. imbricata Orlando Mistretta, Christine Mistretta 2008-4-19 2495 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA607686  Phacelia longipes Scott D. White 1997-6-29 5398 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  UCR206163  Phacelia longipes R. G. Swinney 2008-6-2 8918 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.3 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR281382  Phacelia minor R. G. Swinney 2014-5-19 16573 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
  RSA652870  Phacelia minor Ron Martinolich 1991-4-7 9 Los Angeles Los Angeles, Griffith Park, off of Griffith Park Drive, 0.3 miles west of Zoo Drive at dirt parkig area. South-east on fire road about 0.25 miles, on north side, 10 feet off road. In old slump above fire road. Comment
  RSA662184  Phacelia minor Giancarlo Massarotto 1981-5-28 54 Los Angeles Private home garden 1020 So. Valinda Ave. W. Covina. Comment
  SBBG65007  Phacelia mohavensis V. Duran 1933-7-11 3512 Los Angeles Sulphur Springs 1524 Comment
  SEINET3245956  Phacelia mohavensis R. G. Swinney 2009-1 10895 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA428142  Phacelia parryi C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UC1174693  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  SD41338  Phacelia ramosissima Edith A. Purer 1935-5-12 6596 Los Angeles Comment
  RSA428167  Phacelia ramosissima var. austrolitoralis Marie Jensen 1931-7-10 s.n. Los Angeles El Segundo. Comment
  RSA647874  Phacelia ramosissima var. latifolia LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 232 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 468 Comment
  RSA717949  Phacelia ramosissima var. latifolia R. G. Swinney, Dave Larson 1996-8-7 5241 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  RSA26558  Phacelia viscida Martha Hilend, Harley H. Bartlett 1928-3-15 s.n. Los Angeles Palos Verdes Hills Comment
  SBBG128363  Phalaris aquatica M. L. Hoefs 1991-5-28 1296 Los Angeles Black Jack Cmpgrd 490 Comment
  SEINET10660258  Phalaris lemmonii Frank W. Gould 1944-4-12 Gould 2281 Los Angeles Abundant in meadow near corner of Western Ave. and 131st Street Comment
  UCR271074  Phoenix canariensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14353 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  RSA791794  Pholisma arenarium J. George 2011-7-12 s.n. Los Angeles South Coast: Palos Verdes Estates, just off Palos Verdes Dr. North. Comment
  UC1584874  Pholistoma auritum Tim Ross 1991-4-8 4458 Los Angeles western Pomona (Elephant Hill); San Dimas U.S.G.S. 7.5' Quad., , Elephant Hill 228 Comment
  CATA171  Pholistoma racemosum Mark L. Hoefs, A. Douglas Propst 1973-4-6 135 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA526064  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-6 4163 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  CAS-BOT-BC134960  Phoradendron bolleanum Del Wiens 1953-12-10 882 Los Angeles Crystal Lake Area, San Gabriel Mts. 1676 Comment
  UCR282146  Phoradendron bolleanum R. G. Swinney 2014-4-10 16062 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
  UCR168435  Phoradendron juniperinum subsp. libocedri I. M. Johnston 1917-8-23 1718 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  RSA420797  Phoradendron macrophyllum A. Menke 1955-4-16 s.n. Los Angeles Elizabeth Lake. Comment
  UCR95510  Phoradendron macrophyllum L. C. Wheeler 1966-10-12 8979 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  CAS-BOT-BC141146  Phoradendron serotinum subsp. macrophyllum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon, N of Claremont 426 Comment
  RSA725924  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26242 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  UC848880  Phoradendron villosum Marcus E. Jones, A. M. 1882-2-27 3028 Los Angeles Pasadena Comment
  UCR223197  Phoradendron villosum R. G. Swinney 2009-7-22 11304 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA384427  Pinus contorta var. murrayana L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  RSA96405  Pinus contorta var. murrayana E. K. Balls 1954-9-4 19787 Los Angeles Trail from ski lift to Badly Summit Comment
  CAS-BOT-BC78872  Pinus monophylla Geo. B. Grant 1901 to 1905 989 Los Angeles From Mt. Lowe Comment
  UC4588  Piperia cooperi Dr. H. E. Hasse 1888-4-28 Los Angeles hills near Los Angeles Comment
  RSA382747  Piperia elongata Samuel R. Tyson 1943-9-15 s.n. Los Angeles San Dimas Canyon 823 Comment
  RSA0081628  Piptatherum miliaceum R. G. Swinney 2010-8-30 13638 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA535327  Piptatherum miliaceum Timothy S. Ross 1991-5-20 5358 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  UC122380  Piptatherum miliaceum A. J. McClatchie Aug. 1896 Los Angeles Los Angeles Comment
  UCR210437  Piptatherum miliaceum R. G. Swinney 2008-11-30 9880 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  SEINET6036601  Pittosporum undulatum C. F. Baker 1909-9-15 119 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0117478  Plagiobothrys arizonicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37963 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  RSA592774  Plagiobothrys canescens Steve Boyd, Michael Wall 1996-4-4 8539 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 1.4 road miles south of jtn with 5N16. 488 Comment
  SBBG112940  Plagiobothrys canescens S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 393 Los Angeles above Swain's (Swain) Cyn, overlooking Toyon Bay 420 Comment
  CATA1879  Plagiobothrys collinus var. gracilis Denise Knapp, Jenny L. McCune 2004-3-29 Los Angeles Santa Catalina Island: Airport Burn, near photo stations #3 and 4, on ridge 365 Comment
  SEINET3161543  Plantago G. B. Grant 1001 Los Angeles Pasadena 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
  RSA0115075  Plantago coronopus Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1431 Los Angeles Santa Catalina Island. Just S of old road, on ridgetop overlooking Empire Landing. 226 Comment
  LA82073  Plantago erecta Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA721303  Plantago erecta R. G. Swinney 1998-4-11 5935 Los Angeles San Gabriel Mts. Claremont, 0.5-1 mi NE of Padua Hills Restaurant, which is on Padua Dr. 768 Comment
  RSA595371  Plantago erecta Louis C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  UC1587620  Plantago major Tim Ross 1991-4-21 4529 Los Angeles Middle Turnbull Canyon, vicinity of old water tank, Whittier Hills (Puente Hills, pro parte) Whittier Hills, Puente Hills 228 Comment
  SDSU19660  Plantago ovata var. insularis Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2188 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that runs south from Eel Point. Top of cliff. 69 Comment
  RSA330785  Platanthera sparsiflora Wayne E. Sawyer 1981-7-7 81 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Jimmy Spring. 2256 Comment
  RSA70071  Platanthera sparsiflora Frank W. Peirson 1921-7-17 4283 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCR182750  Platanthera sparsiflora R. G. Swinney 1997-7-23 5722 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  RSA600845  Platanthera sparsiflora Louis C. Wheeler 1966-9-21 8908 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  CAS-BOT-BC93187  Platanus racemosa Joseph Andorfer Ewan 1937-8-23 11050 Los Angeles San Gabriel Mountains. Tijuga Creek near mouth of canyon. Comment
  RSA754231  Platanus racemosa Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1777 Los Angeles San Gabriel River Watershed; Creek bottom in Sycamore Canyon, next to horse trail. 396 Comment
  UCR108661  Platanus racemosa L. C. Wheeler 1961-6-13 7881 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA772522  Platystemon californicus R. G. Swinney 2009-5-13 10763 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  SBBG70060  Platystemon californicus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR102538  Platystemon californicus George K. Helmkamp 1997-3-6 1348 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCR259686  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10717 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA751413  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -113 Los Angeles City of Malibu, ca. 0.25 mi W La Piedra State Beach. 3 Comment
  SBBG127985  Pluchea odorata M. L. Hoefs, S. A. Junak 1996-7-9 2724 Los Angeles just below Middle Ranch Reservoir overflow 170 Comment
  RSA472107  Pluchea odorata L. C. Wheeler 1932-8-28 1305 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  SEINET3161607  Plumbago capensis D. B. Dunn 1951-8-20 7624 Los Angeles at 4911 Pasadena Ave. Terrace, L.A. 4 244 Comment
  RSA670209  Poa annua Joseph M. Keefe 2001-3-16 31115 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  UCR49034  Poa annua Steve Morgan 1974-5-1 94 Los Angeles San Gabriel Valley, 1212 E. Las Tunas Dr., San Gabriel 183 Comment
  RSA715212  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1947 Los Angeles Fort Tejon Road. Comment
  CAS-BOT-BC236192  Poa secunda subsp. secunda Geo. B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena Comment
  CAS-BOT-BC236209  Poa secunda subsp. secunda Peter H. Raven; Henry J. Thompson 1959-5-5 14146 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  CATA675  Poa secunda subsp. secunda Mark L. Hoefs 1991-4-23 1166 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UC1109347  Poa secunda subsp. secunda Peter H. Raven 1962-4-10 17209 Los Angeles summit of Thirst; San Clemente Isl 579 Comment
  RSA175356  Poa secunda var. secunda E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  RSA670204  Polycarpon tetraphyllum Joseph M. Keefe 2001-3-16 31116 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  VVC2187  Polycarpon tetraphyllum Tim Thomas 1994-4-15 1687 Los Angeles Santa Monica Mountains, Stunt Ranch; at eastern switchback of Stunt Road just below xing w Cold Creek, on north side of road. 390 Comment
  UC153551  Polygala cornuta var. fishiae L. R. Abrams 1906-7-19 Los Angeles Mount Wilson Trail 1066 Comment
  UC1922248  Polygonum arenastrum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Transverse Ranges; Verdugo Mountains region; Near intersection of La Tuna Canyon and Las Barras Canyon. Parking area off La Tuna Canyon Road at Hostetter Mtwy. 473 Comment
  POM6787  Polypodium californicum Anonymous 1887-07 s.n. Los Angeles Collected near Pasadena Comment
  RSA632949  Polypodium californicum Valerie L. Soza, Kent Hughes 1999-6-17 549 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA689907  Polypodium californicum Geo L. Moxley 1917-3-11 531 Los Angeles Pacoima Canyon, near San Fernando Comment
  SD84807  Polypodium californicum Reid Moran 1941-2-2 598 Los Angeles Middle Ranch, San Clemente Island Comment
  UCSB62469  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  POM18424  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles San Clemente Island, north-facing canyon; east coast Comment
  RSA600906  Polypodium californicum L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Ravine extending west from West Debris Basin, Brown School for Girls. 396 Comment
  UCSB62423  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62464  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CAS-BOT-BC232400  Polypogon monspeliensis Alice Eastwood 1906-5-27 83 Los Angeles Bimini Baths Comment
  UCR132939  Polypogon monspeliensis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  CHSC95515  Populus balsamifera subsp. trichocarpa LeRoy Gross; Valerie Soza 2003-5-15 919 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  CAS-BOT-BC445230  Portulaca oleracea Peter H. Raven 1957-9-21 11333 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR162363  Potamogeton foliosus var. foliosus Anuja Parikh, Nathan Gale 2004-9-10 2095 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
  CAS-BOT-BC453950  Potamogeton pectinatus Rev. J. C. Nevin 1882-1-1 s.n. Los Angeles Los Angeles Comment
  RSA772152  Potentilla glandulosa R. G. Swinney 2009-6-2 11000 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR210084  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  LA200823  Potentilla glandulosa subsp. glandulosa Norman A. Cole; May 1964 423 .14 Los Angeles SANTA MONICA MOUNTAINS, Santa Rosa Valley Canyon, Arroyo Santa Rosa; Camarillo Road. 22 Comment
  CAS-BOT-BC539748  Potentilla gracilis var. fastigiata Dr. A. Davidson 1873-7-1 s.n. Los Angeles Rock Creek, San Gabriel Mts Comment
  CAS-BOT-BC154928  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  CAS-BOT-BC154945  Prunus ilicifolia Peter H. Raven; R. Snow 1957-7-25 11060 B Los Angeles Near Morris Reservoir, San Gabriel Mts. Comment
  RSA453252  Prunus ilicifolia Gordon Pilone, Mark Parratt 1962-6-24 499 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  RSA660226  Prunus ilicifolia subsp. ilicifolia Fred Brooks, P. Sobkowiak 1988-4-23 13 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UC284969  Prunus ilicifolia subsp. lyonii P. A. Munz 1923-4-10 6757 Los Angeles s of Lemmon Tank (San Clemente Island); San Clemente Island Comment
  RSA567305  Prunus virginiana var. demissa Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 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
  CATA1257  Pseudognaphalium biolettii Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2341 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  SBBG32032  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -201 Los Angeles Middle Bullrush Cyn Comment
  UCR71237  Pseudognaphalium biolettii Steve Boyd, T. Ross, L. Arnseth 1990-4-8 4357 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UCR86846  Pseudognaphalium biolettii Scott D. White 1995-4-27 2969 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SBBG130733  Pseudognaphalium californicum S. A. Junak 2000-5-6 SCa 1264 Los Angeles W side of Empire Landing Rd, 2.8 mi from intersection with Airport Rd 195 Comment
  SBBG131718  Pseudognaphalium californicum S. A. Junak 1999-5-22 SCa 1004 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  CAS-BOT-BC357455  Pseudognaphalium ramosissimum Rev. J. C. Nevin 1881-1-1 s.n. Los Angeles Los Angeles Comment
  UC484177  Pseudotsuga macrocarpa C. B. Wolf 1930-9-30 1676 Los Angeles 0.5 mi w of summit of grade (on new road from San Fernando to Saugus) 609 Comment
  LA94229  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-27 1810 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA127968  Pteridium aquilinum var. pubescens P. H. Raven 1959-10-25 14689 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA230380  Pterospora andromedea R. F. Thorne 1969-7-10 38351 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway. 2317 Comment
  RSA592782  Pterostegia drymarioides Steve Boyd 1996-4-25 8684 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
  UCR281374  Pterostegia drymarioides R. G. Swinney 2014-5-19 16576 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
  RSA12178  Puccinellia nuttalliana C. B. Wolf 1934-4-11 5638 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  UCR199942  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  PASA1188  Purshia glandulosa 4/29 Los Angeles Big Rock Creek Comment
  UCR149899  Purshia glandulosa R. G. Swinney 1999-6-18 7318 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  POM18111  Purshia tridentata var. glandulosa Philip A. Munz 1923-5-25 6820 Los Angeles Big Rock Creek. 1280 Comment
  RSA0080551  Pyrola dentata R. F. Thorne 1968-11-9 37867 Los Angeles Talus slope above trail up S slope of Mt. Williamson. 2134 Comment
  UC1870186  Quercus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 196 Los Angeles San Rafael Hills: S of Descanso Garden and N of the main ridge near coordinates. 487 Comment
  UC848122  Quercus I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel St, South Pasadena South Pasadena Comment
  RSA659122  Quercus X grandidentata LeRoy Gross 2001-3-23 344 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. 488 Comment
  SD69370  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-12 34639 Los Angeles Santa Catalina Island, Bulrush Canyon, wet margins of small stream 244 Comment
  SFV18427  Quercus agrifolia C. Ferguson 1972-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Comment
  RSA76856  Quercus agrifolia var. agrifolia I. M. Johnston 1927-9-10 s.n. Los Angeles Switzer's camp Comment
  LA91429  Quercus berberidifolia Bruce Douglas Clayton; 1972-3-30 29 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak. 609 Comment
  SBBG52793  Quercus berberidifolia C. Davidson 1975-5-25 2552 Los Angeles ca. 1 mi NE of Old Ridge Route (USFS 8N04) 7N23 to Liebre Mtn 1356 Comment
  UCR197225  Quercus berberidifolia Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 987 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
  UCR199967  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCSB34840  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  RSA350136  Quercus berberidifolia Wesley O. Griesel 1986-2-27 s.n. Los Angeles Henderson Canyon, Verdugo Mountains Comment
  JEPS46639  Quercus chrysolepis Ernest Braunton 1892-2 Los Angeles near Mt. Lowe 914 Comment
  LA46430  Quercus chrysolepis A. M. Johnson; 1932-6-18 4127 Los Angeles San Bernardino Mountains, along road up to Inspiration Point, Big Pine 1828 Comment
  UCR223611  Quercus chrysolepis R. G. Swinney 2009-7-29 11433 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR270123  Quercus chrysolepis R. G. Swinney 2010-9-9 13786 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
  RSA87172  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-12 4069 Los Angeles Foothills 1/2 mi. E of Palmer Canyon, San Gabriel Mts. 610 Comment
  UCR124356  Quercus durata var. gabrielensis Jane Strong 2000-1 s.n. Los Angeles San Gabriel Mtns., Eaton Canyon Natural Area, NE of the 'meadow,' east of main fire road, c. 0.5 mi north of the Nature Center 335 Comment
  UCR130587  Quercus durata var. gabrielensis R. E. Riefner Jr. 2000-8-29 00- 760 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
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Apr 28 2009
  UCR177741  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 308 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  CAS-BOT-BC94166  Quercus engelmannii W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  POM285663  Quercus engelmannii Lyman Benson 1951-10-15 14804 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  RSA733151  Quercus engelmannii Susan Grose, L. Braccio, L. Gross 2007-11-11 188 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  UC1602281  Quercus engelmannii W. H. Brewer Jan 1861 125 Los Angeles San Gabriel Comment
  UC533191  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 b Los Angeles San Gabriel Mountains Comment
  UCD46012  Quercus engelmannii Ward B. Holt 1941-10-1 s.n. Los Angeles Group of trees, Monrovia. Los Angeles County. Comment
  UCR223037  Quercus john-tuckeri R. G. Swinney 2009-5-6 10673 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UCSB28155  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  CAS-BOT-BC105257  Quercus kelloggii Le Roy Abrams; E. A. McGregor 1908-6-19 480 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC61549  Quercus lobata Louis Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley 228 Comment
  HSC8270  Quercus lobata C. E. Fellows 1965-9-3 120 Los Angeles 2/10th mi S of intersection of Hwy. 101 and Mulholland Dr. on Mulholland Dr. W side of rd. Comment
  RSA0117723  Quercus lobata A. C. Sanders 2007-4-25 33571 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  SD52891  Quercus tomentella Peter H. Raven 1962-5-10 17720 Los Angeles San Clemente Island, near head of north branch of canyon north of Gray 487 Comment
  UCR277101  Quercus wislizeni R. G. Swinney 2011-9-22 15685 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  SEINET7143814  Quercus wislizeni var. frutescens Timothy S. Ross, Steve Boyd 1994-9-21 8305 Los Angeles Liebre Mountain: Upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  POM329  Ranunculus californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona. Comment
  SBBG130741  Ranunculus hebecarpus S. A. Junak 2000-4-1 SCa 1158 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  CAS-BOT-BC59941  Rhamnus crocea Mary H. Ward; Shirley W. Campbell 1970-4-2 LASCA- 888 Los Angeles Along lower reach of Arroyo Seco, southwestern Pasadena. Comment
  RSA306193  Rhamnus crocea Fay A. MacFadden 1933-3-14 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA669702  Rhamnus crocea LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 501 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. On northwest facing slope, in small canyon above (east) of Village Christian School in Sun Valley. 366 Comment
  UC1121840  Rhamnus crocea R. St. John 1930-2-17 98 Los Angeles San Francisco Ranch Santa Susana Quad. 365 Comment
  UCR95319  Rhamnus crocea L. C. Wheeler 1967-4-30 9202 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  CAS-BOT-BC55976  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-10 7719 Los Angeles Warm Springs Canyon: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m 682 Comment
  POM199764  Rhamnus ilicifolia I. W. Clokey, Bonnie C. Templeton 1929-03 4511 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA122107  Rhamnus ilicifolia A. D. Gifford 1935-3-15 479 Los Angeles 2 1/2 miles southwest of Red Mountain. 518 Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA391045  Rhamnus ilicifolia Mable Emler 1929-7-30 s.n. Los Angeles Topanga Canyon. Comment
  UCR197206  Rhamnus ilicifolia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 753 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 Motorway 457 Comment
  SBBG30983  Rhamnus pirifolia R. N. Philbrick 1964-6-12 B 64 -1 Los Angeles Black Pt, Lorenzo Beach area Comment
  POM2815  Rhamnus tomentella subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prarie Fork of San Gabriel River, Lower Transition Zone. 1982 Comment
  SFV2140  Rhus aromatica R. L. Armacost 1933-7-4 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  CATA84  Rhus integrifolia Peter Henrikson 1987-4-14 64 Los Angeles Santa Catalina Island: Avalon Canyon 167 Comment
  CAS-BOT-BC167940  Rhus ovata Louis C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard, Santa Monica Mts. 426 Comment
  RSA386381  Rhus ovata Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont & Western Comment
  UCD116928  Rhus ovata R. Armacost 1961-3-13 s.n. Los Angeles Santa Monica City College Botanical Garden. Santa Monica. Comment
  UCR213352  Rhus ovata Justin M. Wood 2009-3-13 359 Los Angeles city of Claremont, southwest corner of Claremont Blvd and Fothill Blvd. Open space area on the campus of Pitzer College 401 Comment
  UCR273387  Rhus ovata R. G. Swinney 2011-10-18 15843 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  RSA523169  Rhus trilobata var. pilosissima T. S. Ross 1991-2-23 4112 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/5 air-mile WNW of Turnbull Cyn Rd & Skyline Drive. 210 Comment
  RSA593460  Rhus trilobata var. quinata Steve Boyd, Michael Wall 1996-5-16 8792 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  UCSB12453  Ribes aureum Haines, A. 1962-3-28 Los Angeles Topanga Canyon Boulevard and Mulholland Drive 259 Comment
  CAS-BOT-BC92447  Ribes aureum var. gracillimum Peter H. Raven 1959-3-1 13827 Los Angeles Santa Monica Mountains. Griffith Park. Just to north of junction of Vista del Valle Drive with Hollywood Drive. 396 Comment
  RSA549783  Ribes aureum var. gracillimum Wandalee Thompson 1964-4-11 4 Los Angeles Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest. 457 Comment
  CAS-BOT-BC93086  Ribes californicum var. hesperium A. J. McClatchie 1894-1-1 s.n. Los Angeles Canons [Canyons] San Gabriel Mountains near Pasadena. Comment
  RSA635052  Ribes californicum var. hesperium Valerie L. Soza, Laura Moore 1999-6-30 575 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 854 Comment
  UC1127402  Ribes californicum var. hesperium P. L. Johannsen 1934-1-18 236 Los Angeles 1/2 mi ne Mesa Peak. S; Calabasas Quadrangle Comment
  RSA651629  Ribes cereum var. cereum Marion P. Harthill 1971-9-25 584 a Los Angeles Mt. Baden Powell, Angeles National Forest. 2591 Comment
  SD251234  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 121 Comment
  LA50707  Ribes indecorum Harlan Lewis; 1940-9-4 1053 Los Angeles Santa Monica Mountains, Saddle Peak 670 Comment
  SFV1615  Ribes indecorum M. L. Vincent 1962-2-28 120 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of New Topanga Road. Meadow 0.25 miles south of road. 260 Comment
  UC1211904 Image available Ribes indecorum Henry J. Thompson and Peter H. Raven 1959-2-25 13811 Los Angeles 1.2 mi e of summit Saddle Peak; Santa Monica Mountains, Saddle Peak 670 Comment
  LA33974  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-2-23 13802 Los Angeles Santa Monica Mountains, Decker Road, 1.0 mi N of junction with Mulholland Hwy 502 Comment
  RSA651624  Ribes malvaceum var. viridifolium Harold Lint 1955-3-29 s.n. Los Angeles Glendora Mt. Road. above San Gabriel Reservoir. Comment
  RSA729857  Ribes nevadense R. G. Swinney 1999-5-22 7206 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  SD45588  Ribes nevadense D. F. Howe 1953-5-31 2294 Los Angeles Mt. Wilson 1493 Comment
  UCR43294  Ribes nevadense David Charlton 1986-6-15 260 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  POM96335  Ribes quercetorum P. A. Munz 1926-4-4 s.n. Los Angeles 1 mile north of Elizabeth Lake. Comment
  RSA587274  Ribes roezlii Tim S. Ross 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA588731  Ribes roezlii Orlando Mistretta 1994-5-31 1278 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  UCR256580  Ribes roezlii var. roezlii Anuja Parikh, Nathan Gale 2011-7-7 3549 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.2 km west of Shortcut Station, 1.1 km north of State Hwy 2 (Angeles Crest Hwy) 1667 Comment
  POM8482  Ribes speciosum P. A. Munz, R. D. Harwood 1920-5-16 3947 Los Angeles Santa Monica Mts. Sepulveda Canyon. 244 Comment
  RSA476294  Ribes speciosum Freda Detmers 1929-1-19 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  RSA476299  Ribes speciosum Martha Hilend 1928-3-4 49 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  RSA640831  Ribes speciosum Louis C. Wheeler 1931-1-15 s.n. Los Angeles San Dimas: Puddingstone. Comment
  UC1922478  Ribes speciosum Valerie Soza, Miriam Sidibeh 2003-3-26 1621 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  UCSB2681  Ribes speciosum Wedberg, H. 1958-2-22 Los Angeles About 2 miles W. of Beverly Glen Blvd; on Mulholland Dr; Santa Monica Mts Comment
  POM48598  Ribes viburnifolium Blanche Trask 1896-02 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC146957  Rosa woodsii var. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel River 1524 Comment
  RSA0081129  Rumex conglomeratus R. G. Swinney 2010-6-29 13387 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center. 305 Comment
  SBBG131596  Rumex conglomeratus S. A. Junak 1999-7-15 SCa 1029 Los Angeles Bulrush Cyn 237 Comment
  RSA191630  Rumex crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36607 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  LA33888  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-5-5 14114 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG77475  Rumex salicifolius F. R. Fosberg 1931-4-29 4708 Los Angeles Cottonwood Cyn mouth 3 Comment
  UCR182691  Rumex salicifolius R. G. Swinney 1997-8-6 5780 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  UCR273281  Rumex salicifolius R. G. Swinney 2011-10-18 15827 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
  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
  RSA3576  Ruppia maritima Carl B. Wolf 1932-5-12 3591 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  SEINET4095117  Sairocarpus multiflorus O. M. Clark 1932-1 5124 Los Angeles North Los Angeles. Comment
  RSA478892  Salicornia virginica R. F. Folger 1929-11 s.n. Los Angeles Playa del Rey. Comment
  UCD170906  Salix babylonica A. C. Sanders; Dan S. Cooper 2010-8-5 38580 Los Angeles South Coast, Madrona Marsh Preserve, Torrance. 24 Comment
  CAS-BOT-BC103177  Salix bonplandiana S. Parnay Mar. 235 Los Angeles Little Tujunga [Canon] Canyon Comment
  RSA589345  Salix exigua Orlando Mistretta 1994-3-30 951 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA601748  Salix exigua Louis C. Wheeler 1966-10-23 9052 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA610770  Salix exigua Joseph A. Ewan 1936-8-8 9987 Los Angeles Swartout Valley. 1905 Comment
  SD252378  Salix exigua Steven A. Junak 1999-9-10 Sca 1097 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at old road crossing, just downstream from Sca-1096. 85 Comment
  UC506470  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-15 7637 Los Angeles 4 hectometers e of Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  UCR271551  Salix gooddingii R. G. Swinney 2011-3-18 14166 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  JEPS38441  Salix laevigata Frank W. Peirson 1919-3-30 359 Los Angeles San Gabriel Mts., Big Tujunga Canyon Comment
  LA103425  Salix laevigata Barry A. Prigge; 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  LA208749  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-10 7649 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA0038348  Salix laevigata var. araquipa Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic. 315 Comment
  LA208790  Salix lasiolepis Carl Hedin; Joseph Ewan 1932-5-10 7651 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA229148  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38902 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA774265  Salix lasiolepis R. G. Swinney 2009-6-8 11088 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG57886  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura Comment
  CAS-BOT-BC107552  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  CAS-BOT-BC128479  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles In ravine beside road, at top of grade between Calabasas and Agoura 285 Comment
  UCR223066  Salsola tragus R. G. Swinney 2009-5-6 10683 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA607577  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA756456  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-19 2493 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Impact Area 6 per TRTP Survey 2008), vicinity of Mill Creek Summit. 1597 Comment
  RSA0082877  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-21 15547 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA599104  Saltugilia splendens subsp. grantii V. W. Steinmann, R. Cerros T. 1996-7-7 922 -b Los Angeles 1 km. from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
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Jan 11 2007
  RSA585158  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-1 2755 Los Angeles Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. along Moody Canyon 1341 Comment
  RSA71829  Saltugilia splendens subsp. splendens F. W. Peirson 1925-4-23 5785 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA584672  Salvia apiana Tim S. Ross, Annette H. Ross 1991-6-3 5552 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  UC25658  Salvia apiana J. Burtt Davy May 9 1896-May 24 1896 2640 Los Angeles Leonis Valley; Antelope Valley Comment
  POM145647  Salvia carduacea L. R. Abrams 1927-4-30 11746 Los Angeles Antelope Valley between Fairmont and Neenach . Comment
  RSA0048544  Salvia carduacea Geo. R. Julian 1962-4-14 s.n. Los Angeles 10 miles east of Pearblossom. Comment
  RSA728778  Salvia columbariae Gary D. Wallace 1979-4-19 1692 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  UC1349368  Salvia columbariae Robert F. Thorne 1966-4-5 35852 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  RSA649647  Salvia columbariae Michael Horn 1991-5-7 31 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  CAS-BOT-BC214323  Salvia dorrii var. pilosa Le Roy Abrams; E. A. McGregor 1908-7-2 547 Los Angeles Rock Creek, desert slopes of San Gabriel Mountains 1066 Comment
  RSA0091361  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 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
  LA12218  Salvia mellifera Barry A. Prigge; 1985-6-14 6404 Los Angeles Santa Monica Mountains, Cold Creek Canyon: along trail from upper gate of Cold Creek Preserve to Murphy Ranch site 658 Comment
  OBI69242  Salvia mellifera John Knapp, Denise Knapp 2003-4-13 18 Los Angeles Catalina Island 3687871.928N x 377624.177E 64 Comment
  RSA596037  Salvia mellifera Tim S. Ross, J. Mark Porter 1995-5-4 8409 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCSB9333  Salvia mellifera Lloyd, Robert 1959-4-2 Los Angeles 1/2 mile south of dam in San Dimas Canyon; Stream bed on west side on San Dimas Canyon Road; San Gabriel Mtn Range 365 Comment
  UC217852  Salvia spathacea P. A. Munz 1920-5-17 3972 Los Angeles Topango Canyon; Santa Monica 152 Comment
  UC25748  Salvia spathacea J. H. Barber 1897-4-13 94 Los Angeles Santa Monica Mts. Comment
  UC535549  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Mountains; Santa Monica Mountains 300 Comment
  CAS-BOT-BC235021  Sambucus Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont 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
  RSA0083084  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-22 12031 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SD85187  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Santa Catalina Island, Howlands Landing at Sullivans Beach 4 Comment
  UCD137673  Sambucus nigra subsp. caerulea Gordon Pilone 1961-5-7 100 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  RSA507534  Sanguisorba minor subsp. muricata Louis C. Wheeler 1967-6-26 9863 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  POM18177  Saxifraga californica P. A. Munz 1923-3-14 6593 Los Angeles Coble [Cobal] Canyon, north of Claremont. 518 Comment
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Nov 25 2014
  CAS-BOT-BC218942  Schinus molle Louis C. Wheeler 1932-7-9 948 Los Angeles 1 mi. SW San Dimas 243 Comment
  CAS-BOT-BC219080  Schinus molle Louis C. Wheeler 1932-9-6 1352 Los Angeles Thompson Wash near La Verne 373 Comment
  UCR214457  Schismus arabicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37637 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  RSA0110609  Schismus arabicus Steven A. Junak 1999-4-22 SCa- 836 Los Angeles Santa Catalina Island. At White's Landing, tent cabin area, YMCA Camp, just W of amphitheater. 6 Comment
  RSA708676  Schismus barbatus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1613 -a Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR223489  Schoenoplectus acutus R. G. Swinney 2009-7-1 11296 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  UCR214661  Schoenoplectus californicus A. C. Sanders, Dan S. Cooper 2010-4-30 38132 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR182117  Scirpus R. G. Swinney 1997-6-19 5618 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  UC306144  Scirpus californicus G. B. Grant 1904-7-14 6334 Los Angeles Los Angeles , Eastlake Reservoir (Eastlake Reservoir) Comment
  SEINET7592516 Image available Scirpus microcarpus Steve Boyd, Lauren Raz 1996-10-8 8998 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08 561 Comment
  UCSB55387  Scirpus microcarpus Munz, Philip 1920-5-17 Los Angeles Topanga Canyon; Santa Monica Mtns. 152 Comment
  RSA0036212  Scrophularia californica Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  SBBG125469  Scutellaria siphocampyloides A. Parikh, N. Gale 2010-6-18 3337 Los Angeles upper Big Tujunga Cyn, 01.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA171118  Scutellaria tuberosa Robert F. Thorne, James Henrickson 1963-5-5 32310 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  CDA3929  Sedum album R. E. Riefner Jr. 2006-7-18 06 -305 Los Angeles City of Pasadena, San Rafael Hills, vicinity of Wierfield Drive at Glen Oaks Boulevard. Comment
  CHSC8337  Selaginella bigelovii Edward L. Smith 1957-5-30 6 Los Angeles Located on Little Dalton Canyon, San Gabriel Mtns. 365 Comment
  POM244932  Selaginella bigelovii F. Raymond Fosberg 1931-4-22 R 93 Los Angeles Santa Catalina Island. Ridge above Eagles Nest, Middle Ranch Canyon. 200 Comment
  RSA600212  Selaginella bigelovii Steve Boyd, Lauren Raz 1997-5-28 9898 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SEINET6336342  Selaginella bigelovii G. B. Grant 1904-1 1191 /6144 Los Angeles Santa Catalina Island, Pacific Ocean Comment
  RSA683754  Selaginella bigelovii Louis E. Hoffman 1932-1-18 s.n. Los Angeles East Fork, San Gabriel Canyon. Comment
  RSA0012728  Senecio californicus L. C. Wheeler 1932-5-1 676 Los Angeles 3 mi. NNE Claremont. 548 Comment
  LA203918  Senecio flaccidus var. douglasii Barbara Crumly; 1953-5-31 sn Los Angeles Elizabeth Lake Canyon Rd., about 2 mi. beyond first campground Comment
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Dec 15 2014
  POM305763  Senecio flaccidus var. douglasii Henry J. Ramsey, Henry J. Ramsey 1937-6-27 961 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  SEINET13387004 Image available Senecio flaccidus var. douglasii R. G. Swinney 2011-1 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge (Chilao Flat 7.5' Q.) (T3N R12W S35) 1009 Comment
  UC1584261  Senecio flaccidus var. douglasii Tim Ross and Steve Boyd 1990-6-6 2835 Los Angeles Green Valley Pasture, in San Francisquito Canyon San Francisquito Canyon, Lake Hughes USGS 7.5' Quad. 926 Comment
  UCR124602  Senecio flaccidus var. douglasii B. C. Templeton 1932-8-26 5116 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  PASA950  Senecio lyonii Frank W. Peirson 1923-4-12 Los Angeles Wilson Cove, San Clemente Island Comment
  SD52908  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Santa Catalina Island, Middle Ranch 214 Comment
  SDSU496  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area; San Clemente Island. Comment
  UCR108457  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mtns., Bottom of Millard Canyon, on both sides of Angeles National Forest boundary. E side of canyon Comment
  RSA703202  Senecio vulgaris LeRoy Gross 2005-2-15 1392 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  POM243A  Senecio vulgaris I. M. Johnston 1917-2-10 s.n. Los Angeles Pomona Comment
  UCD135853  Senecio vulgaris Robert F. Thorne 1971-3-18 41497 Los Angeles San Gabriel Mountains; Cobal Canyon; c. 3 mi N of Claremont. 502 Comment
  UCR220085  Senna Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7294 Los Angeles Los Angeles Basin, Montebello Hills, oil field above Sycamore Canyon and North Montebello Blvd, 0.6 km southeast of Paramount Blvd Bridge over Pomona Fwy 138 Comment
  UCR193480  Senna artemisioides R. G. Swinney 1999-4-8 7073 Los Angeles San Gabriel Mtns., Claremont, Cobal Canyon c. 0.5 mi. NE of confluence with Burbank Canyon 549 Comment
  IRVC7627  Sequoia sempervirens P. W. Rundel 1964-12-6 1492 Los Angeles Claremont; Pomona College; Marston Quad. Southern Coastal 366 Comment
  RSA724102  Setaria adhaerens R. E. Riefner 2004-8-22 4 -383 Los Angeles City of Pasadena, Arroyo Seco Creek, S of Arroyo Blvd. 226 Comment
  RSA483323  Setaria parviflora Anstruther Davidson 1892-08 3176 Los Angeles Los Angeles. Comment
  UCR210072  Setaria parviflora A. C. Sanders 2009-11-6 37213 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  IRVC29258  Setaria verticillata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25553 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  LA82218  Sida hederacea O. H. Kappler; 1944-6-18 sn Los Angeles West Los Angeles Comment
  UC871630  Sidalcea malviflora subsp. sparsifolia C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4744 Los Angeles Bouquet Canyon 800 Comment
  SBBG71476  Sidalcea sparsifolia R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake to Antelope Valley Comment
  RSA191041  Silene antirrhina James Henrickson 1963-5-5 32324 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts., 518 Comment
  SFV4909  Silene antirrhina M. H. Grayum 1971-5-20 s. n. Los Angeles Santa Monica Mountains Headwaters of Cold Creek near Stunt Road. 488 Comment
  RSA708678  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  SBBG117003  Silene gallica S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1542 Los Angeles Cottonwood Cyn, along N side of Cottonwood-Blackjack Rd, ca. 1.65 mi WSW of Blackjack Pk 304 Comment
  SBBG117134  Silene gallica S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1538 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  PASA1298  Silene gallica Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA650329  Silene gallica D. A. Reynolds 1953-3-1 s.n. Los Angeles Northwest section of Trailer Park, Voorhis Unit, Cal Poly, San Dimas. Comment
  RSA717944  Silene laciniata subsp. major R. G. Swinney, D. W. Larson 1996-8-7 5236 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown s Flat. 1293 Comment
  RSA477937  Silene laciniata subsp. major B. R. Norman 1943-7-15 s.n. Los Angeles Hollywood Hills. Comment
  CAS-BOT-BC389332  Silene lemmonii Geo. B. Grant 1902-6-1 1207 Los Angeles Summit Mt. Wilson Comment
  UCR200158  Silene multinervia Valerie Soza, Laura A. Moore 2000-5-10 858 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  RSA529150  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5635 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  UC8494  Silene verecunda subsp. platyota J. H. Barber 1897-7-11 257 Los Angeles Summit Mt. Gleason summit Mt. Gleason (Southern California) Comment
  SD51921  Sisymbrium irio Peter H. Raven 1962-4-9 17140 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  UCR200192  Sisymbrium officinale Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 872 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon 366 Comment
  UCR282148  Sisymbrium officinale R. G. Swinney 2014-5-15 16526 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
  SD113148  Sisymbrium officinale Darley F. Howe 1915-4-1 42 Los Angeles Claremont Comment
  UCR155667  Sisymbrium orientale A. C. Sanders, Helen Kennedy 2005-4-13 29456 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  IRVC26439  Sisymbrium orientale A. C. Sanders, Mark Elvin, et al. 2003-3-4 25689 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UCD138850  Sisyrinchium bellum Kenneth A. Wilson 1961-3-12 1015 Los Angeles Santa Monica Mtns. Decker Road, junction of western portion of Mulholland Hwy. 457 Comment
  RSA748889  Sisyrinchium idahoense var. occidentale Richard G. Swinney 2001-8-11 8040 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA628347  Solanum americanum Steve D. Boyd 1998-10-7 10297 Los Angeles Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of junction with Bouquet Canyon Road. 915 Comment
  RSA709744  Solanum americanum A. C. Sanders, Mark A. Elvin 2003-8-7 27162 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  LA51377  Solanum douglasii Henry J. Thompson; 1958-10-23 1823 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, on top of coastal bluff. 30 Comment
  RSA60835  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles In ravine at base of grassy slope; near corner of Skyline and Aedsheal drives, Whittier Hills. Comment
  SD69442  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island: margin of deep gully, Hay Press area 427 Comment
  RSA422427  Solanum douglasii Tom Burch 1940-3-2 4019 -3 Los Angeles Playa Del Ray. 0 Comment
  UCSB9407  Solanum douglasii Wedberg, H. 1957-3-16 Los Angeles Faculty Hill, UCLA Comment
  SD69035  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island: at riding stables, Avalon 14 Comment
  UCR18354  Solanum nigrum O. F. Clarke 1977-7-4 s.n. Los Angeles Pasadena, residential garden at 384 North Oakland Avenue 268 Comment
  RSA610968  Solanum umbelliferum Louis C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2012 Comment
  RSA78648  Solanum umbelliferum F. W. Peirson 1943-5-15 13550 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  SBBG16975  Solanum umbelliferum K. A. Wilson, D. E. Bianchi 1961-2-2 817 Los Angeles Placerita Rd, 1.5 mi E of Hwy 6 Comment
  NY820715  Solanum wallacei R. V. Moran 1941-3-8 687 Los Angeles Whites Landing, Santa Catalina Island 50 Comment
  SBBG128383  Solanum wallacei M. L. Hoefs 1991-4-8 1051 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  NY820489  Solanum xanti V. W. Steinmann 1995-5-8 662 Los Angeles Liebre Mountains, along Bouquet Canyon Road, ca. 1.5 km (by road) N of the Texas Canyon Fire Station; just east of the road 600 Comment
  UCR153951  Solanum xanti A. C. Sanders 2005-5-11 30197 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
  SEINET3162630  Solanum xanti var. intermedium L. Abrams 1902-6-17 2556 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  CSUSB785  Solanum xanti var. intermedium S. Catsiff 1965-4-17 Los Angeles 0.5 mile west of Topanga on Old Topanga Road, by stream. Comment
  RSA0025908  Soleirolia soleirolii Justin M. Wood 2012-3-20 4636 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA0082568  Solidago californica R. G. Swinney 2010-9-7 13727 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA473605  Solidago californica Geo. L. Moxley 1913-9-1 185 Los Angeles Summit of Mt. Wilson. Comment
  RSA762161  Solidago californica Orlando Mistretta, Christine Mistretta 2008-5-20 3167 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk, separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  RSA701271  Solidago confinis LeRoy Gross 2003-5-4 817 Los Angeles South side of mountains: Along east side of Brand canyon in the upper reaches of this canyon. Narrow canyon with cascading waterfalls. 520 Comment
  UCR240294  Solidago spectabilis R. G. Swinney 2009-11-18 11652 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  JEPS32439  Solidago velutina subsp. californica F. W. Peirson 1918-9-16 230 Los Angeles Mt. San Antonio 1371 Comment
  RSA0021712  Sonchus asper Duncan S. Bell, Caitlin Elam 2013-6-24 5262 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  CATA1664  Sonchus asper subsp. asper Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2953 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  SFV4120  Sonchus oleraceus K. A. Wilson 1961-2-21 875 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UCR258958  Sonchus oleraceus R. G. Swinney 2010-2-27 11751 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  LA212313  Sonchus oleraceus L. Haines; 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  RSA653346  Spartium junceum Matt Brooks 1988-5-12 52 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  UCR97799  Spartium junceum Scott D. White 1997-3-12 4762 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  UCR101742  Spergula arvensis L. C. Wheeler 1946-7-9 6220 Los Angeles San Gabriel: Garibaldi Avenue and San Gabriel Boulevard Comment
  CATA2033  Spergularia villosa Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 644 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 252 Comment
  RSA0000008  Sphacele cordifolia C. F. Baker 1904-6-14 5061 Los Angeles Hills near Claremont. Comment
  CAS-BOT-BC235434  Sporobolus airoides A. D. E. Elmer 1902-6-1 3623 Los Angeles Lancaster Comment
  RSA601158  Sporobolus cryptandrus L. C. Wheeler 1966-10-22 9045 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  LA48335  Stachys albens Peter H. Raven; Henry J. Thompson 1960-7-17 15540 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  LA52392  Stachys albens J. A. Ewan; 1929-6-22 3436 Los Angeles 350 Comment
  SEINET11182035  Stachys albens Unknown 2009-8-6 11524 Los Angeles San Gabriel Mountains Comment
  SEINET11196336  Stachys albens Duncan Bell, Elam, Caitlin 2013-6-24 5285 Los Angeles San Gabriel Mountains Comment
  HSC78887  Stachys bullata Richard S. Hood 1970-5-20 308 Los Angeles 2.5 mi. E of Los Virgines Rd. on Puima Rd. in Malibu Canyon, Santa Monica Mtns. 549 Comment
  RSA651037  Stachys bullata Eleanor McClung 1937-4-12 101 Los Angeles Higgin's Can., L.A. Comment
  SBBG96978  Stebbinsoseris heterocarpa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4332 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  RSA478181  Stellaria media F. R. Fosberg 1931-4-16 S- 4644 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island. 180 Comment
  RSA512033  Stellaria nitens L. C. Wheeler 1967-5-18 9634 Los Angeles Placerita Canyon.