Search Results — 2000 specimen records retrieved (1619 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460984  Abronia umbellata Peterson 1931-07 s.n. Los Angeles Sand Dunes El Segundo Comment
  UCR46559  Acacia cyclops A. C. Sanders 1986-7-30 6804 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
  RSA632005  Acacia mearnsii L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mountains: Middle fork west ravine, remote from road but near water supply tunnel 548 Comment
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 Comment
  HSC12514  Acer macrophyllum Wendell Wood 1970-6-17 9 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  RSA600087  Acer macrophyllum Steve D. Boyd, Lauren Raz 1997-5-20 9800 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA700382  Acer macrophyllum Tim Thibault 2003-9-21 56 Los Angeles west side of Highway 2, 1.1 miles north of entry to Angeles National Forest 735 Comment
  SD41292  Acer macrophyllum Edith A. Purer 1931-3-7 1525 Los Angeles Oakwilde [campground] Comment
Read comments
Jul 10 2010
  RSA0048476  Achillea millefolium Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout, San Gabriel Mountains. Comment
  RSA3515  Achillea millefolium var. californica Carl B. Wolf 1932-5-9 3458 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  CAS-BOT-BC211920  Achnatherum coronatum L. R. Abrams 1901-4-1 1305 Los Angeles Santa Monica Mountains Comment
  POM353048  Achnatherum coronatum L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  POM484093  Achnatherum coronatum Crawford 1936-4-19 170 Los Angeles San Fernando Valley Comment
  UC60153  Achnatherum coronatum D. A. Davidson Los Angeles Los Angeles Comment
  RSA613498  Achnatherum hymenoides L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1737 Comment
  RSA728293  Achnatherum hymenoides Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1958 Los Angeles Fort Tejon Road Comment
  UCSB33243  Achnatherum hymenoides Partsch, M. 1977-5-14 Los Angeles along Palmdale Blvd at junction with 140th St E. 1066 Comment
  RSA747271  Achnatherum parishii subsp. parishii R. G. Swinney 2005-8-26 8527 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil's Chair 1933 Comment
  RSA630773  Achyrachaena mollis Steven A. Junak 1997-4-22 SCI- 853 Los Angeles San Clemente Island: E side of island, at SE end of westernmost of the two Twin Dam pools. 473 Comment
  SD75513  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island: SE Coast; rocky bluff. Comment
  SBBG96967  Acmispon argophyllus var. argenteus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4309 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  UC301918  Acmispon dendroideus var. dendroideus T. W. Minthorn July 1920 Los Angeles Catalina Island, near Avalon. Comment
  LA210145  Acmispon glaber var. glaber Harlan Lewis; 1940-4-3 1273 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach 22 Comment
  CATA3081  Acmispon maritimus Amy Catalano 2016-4-15 073 Los Angeles Santa Catalina Island: South facing slope of Renton Pass Canyon, 1/4 up slope, 150 meters west of junction with Grand Canyon 355 Comment
  SBBG17043  Acmispon maritimus var. maritimus K. A. Wilson 1961-3-1 879 Los Angeles Mulholland Hwy ca. 1 mi W of Las Virgenes Hwy Comment
  SBBG120139  Acmispon micranthus A. C. Sanders, M. Elvin, et al 2003-4-14 25954 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  UCD104430  Acmispon strigosus P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island. Comment
  LA52446  Acmispon wrangelianus Louis Wheeler; 1932-4-30 673 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. S of arroyo bridge 137 Comment
  UCD104701  Acmispon wrangelianus Kenneth A. Wilson 1962-3-25 1252 Los Angeles Soledad Canyon, west of Bee Canyon, north of River's End Ranch. Comment
  SBBG113278  Acourtia microcephala S. A. Junak with M. L. Hoefs 1997-6-4 SCa 416 Los Angeles lower part of small cyn at W end of Empire Landing rock quarry site 36 Comment
  RSA11728  Adenostoma fasciculatum Fay A. MacFadden 1929-6-4 1073 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UCR124752  Adenostoma fasciculatum B. C. Templeton 1930-5-27 1453 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 600 Comment
  UCR186797  Adenostoma fasciculatum Gary Kovnat, LeRoy Gross 2003-4-5 36 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  RSA583036  Adenostoma fasciculatum var. fasciculatum Tim S. Ross 1993-4-22 6876 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); northeasterly slope 100 meters due N of summit. 468 Comment
  RSA650374  Adenostoma fasciculatum var. fasciculatum Eleanor McClung 1937-5-20 184 Los Angeles Griffith Park. Comment
  POM874  Adiantum capillus-veneris I. M. Johnston 1918-9-1 2135 Los Angeles San Antonio Mountains. Fern Canyon north of Brown's Flats. 1220 Comment
  UCR190867  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-6-12 7546 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  UCR193712  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-5-29 7235 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  LA200054  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1672 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  RSA0062527  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  UC440192  Adiantum jordanii Geo. B. Grant 1904-4-20 26 Los Angeles Catalina Isl Comment
  CHSC83604  Ageratina adenophora John Dittes 1990-6-11 90 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  RSA226050  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-29 40692 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  RSA226052  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-29 40695 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  CAS-BOT-BC138873  Agrostis microphylla A. J. McClatchie s.n. Los Angeles Pasadena. Comment
  SBBG17976  Agrostis pallens E. R. Blakley 1963-4-10 5583 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UCR230257  Agrostis viridis Dan S. Cooper 2011-4-15 411- 19 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Skyline Trail 211 Comment
  LA201815  Alcea rosea Arthur C. Gibson; 2003-6-24 4951 Los Angeles Comment
  RSA601831  Allium burlewii Steve Boyd, Lauren Raz 1997-6-17 9944 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34 deg 41' 19.3''N 118 deg 34' 28.3''W. 1597 Comment
  RSA230704  Allium campanulatum Robert F. Thorne, M. Z. Thorne 1969-7-9 38519 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA727538  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-5-16 6084 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  SBBG127054  Allium fimbriatum var. mohavense A. Parikh, N. Gale 2011-6-7 3425 Los Angeles Sierra Pelona, Portal Ridge, 2 km W of Godde Hill Rd, 0.4 km S of California Aqueduct; E Liebre Mtns 1011 Comment
  RSA0105219  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 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
  UCR263284  Allium lacunosum var. davisiae Anuja Parikh, Nathan Gale 2012-5-12 3593 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.3 km west of Angeles Forest Hwy, 0.1 km north of Aliso Canyon Road 1121 Comment
  RSA680109  Allium monticola LeRoy Gross, Michael Denslow 2003-6-4 989 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  SD111588  Allium monticola var. monticola Wayne P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. Growing in loose talus slope. 1790 Comment
  JEPS56374  Allium peninsulare var. peninsulare Frank W. Peirson 1919-7-1 509 Los Angeles Fish Canyon San Gabriel Mountains, Fish Canyon 609 Comment
  RSA367114  Allium peninsulare var. peninsulare L. C. Wheeler 1931-5-10 s.n. Los Angeles 1/4 Mile Below the dam. Comment
  CAS-BOT-BC476830  Allium validum John H. Thomas 1956-11-8 6472 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 609 Comment
  RSA410053  Allophyllum divaricatum Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  RSA410085  Allophyllum glutinosum F. R. Fosberg 1931-4-24 S- 4691 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  POM175579  Allophyllum glutinosum E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  POM247865  Alnus rhombifolia Joseph A. Ewan 1936-8-2 9906 Los Angeles Mescal Canyon 1616 Comment
  UCR9209  Alternanthera philoxeroides D. H. Wilken 1965-11-3 595 Los Angeles San Gabriel Valley, Rio Hondo River, in the Whittier Narrows 61 Comment
  SBBG72673  Amaranthus albus R. Hoffmann 1927-9-23 Los Angeles near Chandler's cottage, Ridge Route (US Hwy 99) Comment
  SD215363  Amaranthus albus Timothy S. Ross, Steve Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 meters due North of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1743 Comment
  IRVC28684  Amaranthus blitoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25540 Los Angeles Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley NE end of Santa Susana Mtns. 366 Comment
  UC310493  Amaranthus blitoides Philip A. Munz Nov 1925 10812 Los Angeles Claremont 365 Comment
  UC851464  Amaranthus blitoides P. A. Munz 1922-10-15 6556 Los Angeles w of Claremont 365 Comment
  RSA402986  Amaranthus deflexus L. C. Wheeler 1931-9-10 130 Los Angeles Pomona. 259 Comment
  UCR150958  Amaranthus palmeri Sandra L. Leatherman, Brian Daniels 1998-10-27 56 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  POM50143  Amblyopappus pusillus L. R. Abrams 1901-6-20 1865 Los Angeles Near Ballona Harbor. Comment
  SBBG61231  Ambrosia acanthicarpa R. Hoffmann 1928-9-11 Los Angeles Acton Comment
  UCR258563  Ambrosia acanthicarpa R. G. Swinney 2010-5-29 13009 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCD128864  Ambrosia acanthicarpa J. B. Perret 1921-11-22 s.n. Los Angeles San Fernando. Comment
  UC896706  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S 4879 Los Angeles Little Harbor; Santa Catalina Island 2 Comment
  SBBG53303  Ambrosia chamissonis D. M. Power 1972-11-11 Los Angeles dunes, San Clemente Island Comment
  JEPS19507  Ambrosia psilostachya Peter H. Raven 1957-9-21 11352 Los Angeles Monte Nido Fire Station; Santa Monica Mountains Comment
  UCR109690  Ambrosia psilostachya R. D. Goeden, Don W. Ricker 1969-9-11 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo at San Gabriel Blvd., near Whittier Narrows Dam and Hwy 19 61 Comment
  UCR277186  Ambrosia psilostachya R. G. Swinney 2010-10-5 13967 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UC29418  Ambrosia psilostachya J. Burtt Davy Oct 1 1896-Jan 1 1900 2842 Los Angeles Pomona Comment
  RSA725833  Amelanchier pallida R. G. Swinney 1997-6-25 5652 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  HSC101354  Amelanchier utahensis R. G. Swinney 2008-8-13 9395 Los Angeles San Gabriel Mtns.: Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA499960  Amsinckia intermedia Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  UCR146348  Amsinckia intermedia James Henrickson 1985-3-30 19781 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
  UCR216875  Amsinckia intermedia R. G. Swinney 2009-3-13 10115 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
  RSA534003  Amsinckia intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5118 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  CDA40469  Amsinckia menziesii var. menziesii L. C. Wheeler 1967-5-15 9562 Los Angeles Transverse Ranges; San Gabriel Mountains region; East of Fremont Pass. Comment
  RSA0089910  Amsinckia menziesii var. menziesii L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  UCR190420  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  UCR193573  Amsinckia tessellata R. G. Swinney 1999-4-5 7057 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  CDA19652  Amsinckia tessellata var. tessellata G. D. Barbe, T. C. Fuller 1973-4-9 1188 Los Angeles Antelope Valley; 4 mi S of Palmdale, 0.7 mi N of Pearlblossom Hwy, on Sierra Hwy. 5.3 mi W of Hwy 138 jct (Four Points) 883 Comment
  CDA5475  Anagallis arvensis L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains just west of Bulebird Truck Trail. Comment
  SD232138  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel mountains, Big Tujunga Canyon, near road to Wildwood picinic area. On the side of the road in vicinity of spring. 579 Comment
  RSA503847  Anemopsis californica B. C. Templeton 1933-4-24 s.n. Los Angeles Near Chatsworth. Comment
  POM201778  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Long Beach Comment
  RSA747415  Anisocoma acaulis R. G. Swinney 2008-5-12 8841 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  LA210883  Anthemis cotula Arthur C. Gibson; 2009-5-25 5254 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Peter Strauss. Comment
  UCR189408  Anthriscus caucalis R. G. Swinney 1998-5-25 6152 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  UC55199  Antirrhinum coulterianum unknown May 1903 5502 Los Angeles Redondo Comment
Read comments
Aug 19 2010
  RSA304703  Antirrhinum coulterianum James R. Shevock 1970-4-24 147 Los Angeles Near May Canyon 488 Comment
  UCSB32469  Antirrhinum coulterianum Coz, Susan 1977-6-4 Los Angeles 5 mi N on Malibu Cyn Rd from Hwy 1; E side of road across from Tapia park 182 Comment
  IRVC26188  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  JEPS83290  Antirrhinum multiflorum David M. Thompson 1983-8-1 383 Los Angeles on road from Mills Avenue, Claremont to Mount Baldy (about 100 ft n of n-most of two highway tunnels, Mt. Baldy Quad. (7.5', 1967)); Angeles National Forest, San Gabriel Mts. Comment
  RSA660437  Antirrhinum multiflorum Orlando Mistretta 1992-6-17 575 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA617729  Apiastrum angustifolium Scott D. White 1998-5-22 6563 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  POM133225  Apiastrum angustifolium C. F. Baker 1907-5-5 4771 Los Angeles Claremont. Comment
  RSA0030705  Apiastrum angustifolium Louis Greata 1901-05 1931 Los Angeles Near Eaton Canyon. Comment
  RSA633363  Apocynum androsaemifolium L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains.: West Fork Devils Canyon ca. 1 mile above campground. Comment
  UCR130593  Apocynum cannabinum R. E. Riefner Jr. 2000-8-29 00- 754 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
  UCR177733  Apocynum cannabinum LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SD1682  Aquilegia formosa Miss Mary Cazwell June 1899 Los Angeles Pomona Comment
  POM150410  Aquilegia formosa var. hypolasia C. F. Baker 1903-8-2 3673 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UC1870166  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains Region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road . The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. Comment
  UC1211162  Arabis glabra Huron H. Smith 1912-4-23 4807 Los Angeles Eagle Rock 213 Comment
  RSA0126237  Arabis glabra var. glabra Fred Cox 1916-4-15 s.n. Los Angeles Johnson's Pasure, above Claremont Comment
  UCR202535  Arabis platysperma R. G. Swinney 2001-8-9 8022 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  SEINET233347  Arabis pulchra Steve Mason, Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pinos area Lockwood Valley Rd 3.7 mi from Mt. Pios Hwy on the right side of the road 1646 Comment
  SBBG39161  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5584 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UC1871322  Arctostaphylos catalinae T. S. Ross 1993-4-21 6859 Los Angeles Channel Islands; Santa Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit 402 Comment
  CHSC3737  Arctostaphylos glandulosa Sue Boerqadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  RSA626786  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20196 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  UC879406  Arctostaphylos glandulosa subsp. glandulosa Ira W. Clokey, B. Templeton Apr. 1929 4452 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  UCR179487  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney, Dave Larson 1996-8-7 5235 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  LA33460  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; 1959-3-8 13840 Los Angeles Santa Monica Mountains, Mulholland Drive [Hwy] 7.6 mi W of Topanga Canyon 365 Comment
  RSA626682  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15788 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  CAS-BOT-BC39307  Arctostaphylos glauca Elmer I. Applegate 1927-2-28 4993 Los Angeles Tejon Pass, northern Los Angeles County. Along Ridge Road. Comment
  RSA49862  Arctostaphylos glauca I. M. Johnston 1924-8-13 s.n. Los Angeles sunset trail, 1.5 mi S of Sunset Peak 1585 Comment
  RSA631495  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20190 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631514  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15664 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631544  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20181 a Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631699  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15847 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA756953  Arctostaphylos glauca Orlando Mistretta, Christine Mistretta 2008-4-17 2478 -a Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  POM367288  Arctostaphylos glauca var. glauca Anstruther Davidson 1907-11 1784 Los Angeles Ynez Canyon, Santa Monica Range. Comment
  CAS-BOT-BC46733  Arctostaphylos parryana Carl B. Wolf 1933-11-9 5545 Los Angeles Swartout Valley, between Wrightwood and Big San Gabriel Pines Park, 0.5 mi. W. San Bernadino Co. Line. 1950 Comment
  RSA634352  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22078 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634816  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20231 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635063  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20584 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635089  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20412 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635113  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20421 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635143  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20569 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635170  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22037 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635269  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20632 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  SEINET3237840 Image available Arenaria nuttallii subsp. gracilis R. G. Swinney 1999-8-9 7607 Los Angeles San Gabriel Mtns.; east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio. 2805 Comment
  CDA6801  Argyranthemum foeniculaceum R. E. Riefner Jr. 2007-3-1 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar Street at Palos Verdes Drive West. Comment
  IRVC29288  Aristida adscensionis Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 N side of Santa Susana Mtns. 305 Comment
  POM1097  Aristida purpurea var. parishii Jos Burtt Davy 1901-1-20 s.n. Los Angeles Saugus, Los Angeles Co. Comment
  POM222223  Aristida ternipes var. gentilis L. C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  LA88551  Artemisia californica O. H. Kappler; 1944-12-15 726 Los Angeles Santa Monica Mountains, Lechusa Canyon 243 Comment
  SBBG12904  Artemisia californica E. R. Blakley 1962-10-3 5386 Los Angeles head of Swain's (Swain) Cyn and the island rd 396 Comment
  SD85056  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Santa Catalina Island, ocean bluff Comment
  UCR212749  Artemisia californica Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1784 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, edge of San Dimas Creek along trail next to the gate 454 Comment
  RSA0091527  Artemisia douglasiana R. G. Swinney 2010-6-29 13393 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  CAS-BOT-BC93866  Artemisia dracunculus George L. Moxley 1920-8-28 818 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC93873  Artemisia dracunculus Ernest C. Twisselmann 1955-8-10 2350 Los Angeles San Emigdio Range - Castaic Valley, .5 mile north of Holland Summit 1219 Comment
  RSA417222  Artemisia dracunculus Thekla Mohr 1915-1 s.n. Los Angeles San Gabriel River. Comment
  UC1586204  Artemisia dracunculus Tim Ross 1991-8-16 5809 Los Angeles 1/5 mi nw Mt. Sally Summit (along Angeles Crest Hwy); San Gabriel Mountains, Upper Big Tujunga Canyon 1524 Comment
  CAS-BOT-BC93764  Artemisia ludoviciana subsp. albula Tim Ross 1990-8-17 3167 Los Angeles San Gabriel Mtns.: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine. 2121 Comment
  RSA608451  Artemisia ludoviciana subsp. incompta L. C. Wheeler 1946-8-29 6317 Los Angeles San Gabriel Mountains: 0.1 mile SE Guffy Camp 2484 Comment
  SBBG12507  Artemisia nesiotica P. H. Raven 1962-7-11 18006 Los Angeles upper end of first cyn S of Lemon Tank Comment
  UC892568  Artemisia suksdorfii Carl B. Wolf 1932-10-5 4233 Los Angeles 1 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 274 Comment
  RSA2897  Artemisia tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mountains 1829 Comment
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Jul 4 2013
  RSA730177  Artemisia tridentata R. G. Swinney 1998-9-4 6895 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  SBBG7635  Artemisia tridentata J. M. Tucker 1946-10-18 1468 Los Angeles vicinity of US Hwy 99, ca. 3 mi S of Lebec 1219 Comment
  RSA587410  Artemisia tridentata subsp. parishii Orlando Mistretta 1995-4-5 1592 Los Angeles Drainage west of Little Rock Creek Reservoir. 1006 Comment
  UC205536  Artemisia tridentata subsp. parishii H. M. Hall 1919-1-1 10959 Los Angeles Antelope Valley Comment
  RSA478871  Arthrocnemum subterminale F. R. Fosberg 1930-6-30 S 3057 Los Angeles Del Rey 1 Comment
  LA50695  Asclepias fascicularis Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SFV2810  Asclepias fascicularis R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA191635  Asclepias fascicularis R. F. Thorne, M. Z. Thorne 1966-8-29 36588 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: below fountain near lodge, N end Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  SBBG58656  Asclepias vestita R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  CAS-BOT-BC478973  Asphodelus fistulosus David Daoud; Denis Griffin 1989-3-29 s.n. Los Angeles NE end of San Clemente Island, E of airfield runways, at edge of Terrace E of intersection of Perimeter Road and road to Dolphin Bay, just S of Camera Pad Naddo, near UTM 11 57 Comment
  CDA20095  Asphodelus fistulosus M. O'Brien 2003-3-3 s.n. Los Angeles South Coast; Malibu Bluffs. 0 Comment
  LA200071  Aspidotis californica Lawrence L. Kiefer; 1966-4-16 1882 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  RSA187954  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  UC811520  Aspidotis californica Ira W. Clokey, B. Templeton Apr. 1929 4435 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  RSA686323  Aspidotis californica Ora M. Clark 1928-10-14 1210 Los Angeles Near Camp Baldy. Comment
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Mar 2 2008
  POM122906  Aster ascendens Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  RSA297028  Aster greatae John F. Emmel 1974-9-1 528 Los Angeles Big Cienega Spring, 1 1/2 air miles NE of Crystal Lake, San Gabriel Mts. 2012 Comment
  CAS-BOT-BC180500  Astragalus brauntonii Ernest Braunton 1907-5-7 1281 Los Angeles Sherman Comment
  CAS-BOT-BC182325  Astragalus didymocarpus var. didymocarpus Geo. B. Grant 1903-3-10 3651 Los Angeles [Carranza] Garvanza - R.R. Hill. Comment
  CAS-BOT-BC182840  Astragalus douglasii Ernest C. Twisselmann 1962-4-18 6972 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA0116123  Astragalus douglasii R. G. Swinney 2010-6-1 13165 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SBBG68208  Astragalus douglasii R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  SBBG116997  Astragalus gambelianus S. A. Junak 2001-5-3 SCa 1469 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  UCR153325  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2005-4-26 29733 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
  RSA596364  Astragalus gambelianus R. G. Swinney 1969-5-10 454 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
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Apr 25 2010
  UCR163312  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3698 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  LA206382  Astragalus lentiginosus Ralph Hoffmann; April 1928 2335 Los Angeles Lancaster Comment
  RSA680198  Astragalus lentiginosus var. antonius Valerie L. Soza, Sarah J. De Groot 2003-6-11 1654 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  UCR94468  Astragalus miguelensis F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, San Clemente Island, Northwest Harbor 30 Comment
  CAS-BOT-BC186464  Astragalus nevinii Peter H. Raven 1962-5-8 17624 Los Angeles Near western shore of island opposite Wilson Cove 45 Comment
  CATA2288  Astragalus nevinii Howard L. Ferguson 1980-3-10 100 Los Angeles San Clemente Island: Growing on stabilized dunes just N of Western end of new airfield 7 Comment
  UCR186925  Astragalus purshii var. tinctus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32035 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  POM2564  Astragalus trichopodus P. A. Munz 1918-4-19 2273 Los Angeles Pomona Comment
  CAS-BOT-BC194027  Astragalus trichopodus var. lonchus Peter H. Raven 1959-3-15 13857 Los Angeles Point Dume, just behind dunes east of Zuma Beach, Santa Monica Mountains 9 Comment
  LA200435  Astragalus trichopodus var. lonchus Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA545260  Astragalus trichopodus var. lonchus D. Propst, Mark Hoefs 1973-3-3 13 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 304 Comment
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  RSA512036  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-18 9655 Los Angeles divide between Reynier and Placerita Canyons 610 Comment
  UC81445  Astragalus trichopodus var. phoxus Samuel B. Parish June 1887 1886 Los Angeles San Francisquito Canyon Comment
  LA51507  Athysanus pusillus O. H. Kappler; 1944-3-26 553 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR192539  Athysanus pusillus A. C. Sanders 2008-4-10 34840 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UCR188673  Atriplex amnicola Tim Searl 2007-10-15 151007- 04 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  RSA411867  Atriplex argentea Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  CHSC92812  Atriplex canescens subsp. canescens John Dittes 2006-1-3 1312 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.6 air-miles S of Mill Creek Summit, 4.7 airmiles N of San Gabriel Peak, 3.4 airmiles W of Vetter Mtn, 0.3air-mile NE of confluence of Upper Big Tujunga Creek and Lynx Gulch; S side of Upper Big Tujunga Cyn Road. 1016 Comment
  UCR142730  Atriplex canescens var. laciniata N. C. Cooper 1943-11-20 976 Los Angeles Transverse Ranges; Liebre Mtns region, Mint Canyon, west of Ranger [Fire?] Station 762 Comment
  CAS-BOT-BC170023  Atriplex confertifolia L. R. Abrams 1927-4-30 11749 Los Angeles West of Lancaster Comment
  UCR161207  Atriplex confertifolia T. B. Salvato, Melissa Clemons 2005-9-27 1234 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA155907  Atriplex coulteri P. H. Raven 1962-5-8 17633 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island 46 Comment
  RSA457631  Atriplex johnstonii P. A. Munz 1932-8-31 s.n. Los Angeles Playa Del Rey Comment
  SBBG31224  Atriplex pacifica R. F. Thorne with P. C. Everett 1965-6-24 35035 Los Angeles near small pond impounded by dam in lower Cottonwood Cyn 45 Comment
  RSA604528  Atriplex prostrata Mark Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 1562 Los Angeles Santa Catalina Island: Cherry Valley, just back from rocky beach. 3 Comment
  RSA152243  Atriplex semibaccata I. L. Wiggins 1925-06 1756 Los Angeles White s Landing, Santa Catalina Island Comment
  RSA187776  Atriplex semibaccata R. F. Thorne 1966-9-14 s.n. Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  RSA233618  Atriplex semibaccata R. F. Thorne 1970-3-6 s.n. Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  SD31220  Atriplex semibaccata Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills. Comment
  SEINET4136258  Atriplex semibaccata Francis Elmore 1939-11-24 s.n. Los Angeles NorthWest Harbor of San Clemente Island.; 0 Comment
  RSA478344  Atriplex serenana var. davidsonii Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC56780  Atriplex triangularis Ernest Braunton Sep 1902 633 Los Angeles Cienega Comment
  LA31604  Atriplex triangularis Peter H. Raven; Henry J. Thompson 1959-10-4 31604 Los Angeles Santa Monica Mountains, Point Mugu, 2 mi. N of Point Mugu along field by Revolon Slough 9 Comment
  LA11000  Avena barbata D. Dunn; 1941-3-15 857 Los Angeles N Figueroa and Ave 50 Highland Park Comment
  RSA715124  Avena fatua Daisie Huang 2006-3-9 60309 -1 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  RSA612741  Azolla filiculoides Louis Cutter Wheeler 1932-10-21 1411 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  RSA694980  Azolla filiculoides George R. Johnstone 1936-3-22 s.n. Los Angeles Soledad Comment
  SBBG32137  Azolla filiculoides R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -223 Los Angeles lower Middle Ranch Cyn crk Comment
  RSA418216  Baccharis douglasii H. L. Bauer 1929-09 376 Los Angeles Long Beach 30 Comment
  POM350331  Baccharis emoryi F. R. Fosberg 1930-10-18 4109 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  UC63384  Baccharis glutinosa Ernest Braunton 1902-8-1 644 Los Angeles Griffith Park Comment
  SEINET946226  Baccharis malibuensis J. Henrickson 1993-1 22470 Los Angeles Santa Monica Mts., 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road, on Soka University property 235 Comment
  POM350359  Baccharis salicifolia Howard Mullins 1931-3-7 s.n. Los Angeles one mile above Switzer's landing Comment
  RSA150936  Baccharis salicifolia Peter H. Raven 1962-5-8 17629 Los Angeles Dunes on western side 0.3 mile from the ocean, opposite Wilson cove, San Clemente Island. 12 Comment
  SD107858  Baccharis salicifolia Robert F. Thorne, D. Propst & M Hoefs 1974-9-12 45104 Los Angeles Along stream running into reservoir in Cottonwood Canyon below Rancho Escondido. 105 Comment
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Jan 30 2015
  UCR128004  Baccharis salicina Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2996 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  LA31634  Bassia hyssopifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14365 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 3 Comment
  SBBG28469  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UC1605255  Berula erecta Timothy S. Ross, Steve Boyd and Steve Burns 1994-7-6 8089 Los Angeles confluence of San Francisquito Canyon and two triutaries draining off of Red Mountain (Liebre Mountains, s end of Cottonwood Swamp dissected by San Francisquito Road); Liebre Mountains, Cottonwood Swamp 510 Comment
  UCR61055  Bidens pilosa R. G. Swinney 1989-11-24 1478 Los Angeles San Gabriel Mtns., Glendora, 1 mile NE of Glendora Mtn Road, Big Dalton Canyon 428 Comment
  UCD129563  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles along Selby Avenue, between Le Conte and Wilshire Blvd., West Los Angeles. Comment
  RSA712218  Bituminaria bituminosa Andrea Warniment, Pam De Vries 2005-3-24 ADW- 005 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Lannan Debris Basin, in foothills of San Gabriel Mtns., above the City of Sierra Madre. 317 Comment
  JEPS5908  Bloomeria crocea Frank Peirson 1918-6-28 6 Los Angeles foothills e. of Rubio Canyon; base s. of San Gabriel Mts. Comment
  UC1929857  Bloomeria crocea Michael Honer, Dylan Hannon 2003-7-1 1839 Los Angeles LIEBRE MTS: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway jtn. with Ridge Rt. Rd. Comment
  POM147819  Bloomeria crocea var. crocea Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  CAS-BOT-BC15860  Boechera arcuata Rimo Bacigalupi 1926-4-18 1177 Los Angeles San Gabriel Mountains. San Antonio Canyon near mouth of Canyon. Comment
  SEINET3128293  Bothriochloa barbinodis G. B. Grant 41 Los Angeles Pasadena Comment
  LA201701  Boykinia rotundifolia Arthur C. Gibson; 2001-5-18 4830 Los Angeles SANTA MONICA MOUNTAINS, Big Sycamore Canyon, Point Mugu State Park, near boundary of Point Mugu State Park and Circle X. Comment
  RSA729344  Boykinia rotundifolia R. G. Swinney, D. W. Larson 1999-6-25 7401 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA733177  Boykinia rotundifolia R. G. Swinney 1998-8-5 6667 Los Angeles Fish Fork of San Gabriel River, c. 200 m east of confluence with East Fork. 1037 Comment
  RSA610550  Boykinia rotundifolia Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  RSA682296  Boykinia rotundifolia R. E. Riefner 2000-8-29 00 -757 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
  CDA1764  Brachypodium distachyon L. C. Wheeler 1969-5-17 Los Angeles Channel Islands; Santa Catalina Island, Fishermans Cove: USC Marine lab. Elev. 500 [ft]. Comment
  SBBG95279  Brassica nigra M. B. Dunkle 1928-4-29 1918 Los Angeles Little Harbor Comment
  RSA482917  Brassica rapa Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  SEINET5340941  Brassica rapa I. W. Clokey, E. G. Anderson 1931-3-11 5321 Los Angeles San Gabriel Canyon. Comment
  POM351119  Brickellia californica Geo C. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Comment
  SFV20891  Brickellia californica L. Gross 2000-10-28 298 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). Open, west-facing side of ridge in fire island (adjacent area burned 5 years ago) below reservoir. 305 Comment
  UCR210636  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA653374  Brickellia nevinii LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 266 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  POM219984  Brodiaea jolonensis F. R. Fosberg 1932-5-7 8154 Los Angeles Hay Press, Santa Catalina Island. 200 Comment
  RSA320806  Brodiaea kinkiensis F. C. Boutin 1967-4-23 1685 Los Angeles San Clemente Island: Near center of island, along main road, about 1 air mile south of Lemon Tank. Comment
  CLARK-A1703-1211  Brodiaea lutea Charlotte Stocks 1962-6-14 Los Angeles Pomona Comment
  CAS-BOT-BC149342  Bromus arizonicus John Thomas Howell 1956-3-21 31125 Los Angeles Ridge Route west of Newhall. Comment
  UC188874  Bromus arizonicus Geo. B. Grant Apr. 1902 4093 Los Angeles Altadena; Southern California, Altadena Comment
  RSA0097172  Bromus carinatus var. carinatus R. G. Swinney 2011-6-1 14971 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA682409  Bromus carinatus var. carinatus Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  SEINET935025  Bromus carinatus var. marginatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-1 5070 Los Angeles Lower Wilson Cove Canyon; Rancho Santa Ana Botanic Garden; Celemente Island 15 Comment
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Jun 19 2015
  POM362408  Bromus diandrus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  RSA150659  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA188108  Bromus diandrus R. F. Thorne 1966-4-4 35785 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  SBBG31465  Bromus diandrus R. F. Thorne 1966-4-4 35785 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  SEINET3922291  Bromus diandrus Kelly Middleton, Kelly Middleton 1988-5-8 40 Los Angeles Glendora Ridge Roas, 5.7 miles west of Mt. Baldy Rd. intersection.; 0 1219 Comment
  UC1109367  Bromus diandrus Peter H. Raven 1962-4-9 17151 Los Angeles San Clemente Island, Wilson Cove, near barracks Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  UCR281378  Bromus diandrus R. G. Swinney 2014-5-15 16519 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
  POM363840  Bromus hordeaceus F. R. Fosberg 1931-4-3 S- 4462 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 2 Comment
  POM363873  Bromus hordeaceus Robert Gustafson 1981-3-18 2124 Los Angeles Ballona Wetlands, Area 3. Comment
  UC777907  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles near Western Avenue (along 120th Street); 120th Street Comment
  UCR213965  Bromus hordeaceus Dave Silverman, Cindy Hopkins 2007-4-24 6740 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  SD252235  Bromus madritensis Steven A. Junak 1999-5-22 Sca 1002 Los Angeles Santa Catalina Island. At end of Goat Harbor, W fork of canyon. 54 Comment
  SBBG38839  Bromus rubens M. B. Dunkle 1939-4-4 7256 Los Angeles Pyramid Cove Comment
  SD227694  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel MSts. Sunshine Canyon(name not shown on topo); W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/SR 14 Fwy. Shine Canyon Landfill property, site proposed for landfill expansion 456 Comment
  RSA729314  Bromus tectorum R. G. Swinney 1998-7-2 6222 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR147853  Broussonetia papyrifera L. C. Wheeler 1951-10-13 s.n. Los Angeles Flower and 28th Street 60 Comment
  LA94807  Calandrinia ciliata Frank Almeda; Kei Nakai 1976-4-5 TCSP 11 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, field next to Felty's Rd opposite the pond 365 Comment
  RSA0113905  Calandrinia ciliata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7549 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA612198  Calandrinia ciliata Bill Campbell 1932-3-25 s.n. Los Angeles Santa Monica Mountains; Los Alisos Canyon. Comment
  UCR124750  Calandrinia ciliata B. C. Templeton, I. W. Clokey 1930-4-2 1407 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 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
  RSA658982  Calocedrus decurrens Paul M. Inman 1983-5-8 50883 -11 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel mountains, about 1 miles north of Arcadia, Ca. ca. 100 yards below the weir at Hoegee's Camp. Comment
  UCSB249  Calocedrus decurrens Wedberg, Lee 1954-5-24 Los Angeles Charlton Flat, L.A Co.; Middle mountain forest 1676 Comment
  RSA785917  Calochortus albus K. Dobry 1992-4-9 328 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  CATA690  Calochortus catalinae Mark L. Hoefs 1991-4-26 1182 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  POM147607  Calochortus catalinae Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA0000309  Calochortus clavatus var. gracilis E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA596824  Calochortus clavatus var. gracilis Timothy S. Ross, J. Mark Porter 1995-5-4 8494 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG126976  Calochortus palmeri var. palmeri A. Parikh, N. Gale 2011-7-6 3541 b Los Angeles rd to Barley Flats, 4 km W of Shortcut Stn, 1 km N of St Hwy 2 1675 Comment
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Jun 13 2015
  LA29033  Calochortus plummerae Mary V. Hood; 1943-6-24 43 68 * Los Angeles SANTA MONICA MOUNTAINS, Bronson (now Brush) Canyon, Griffith Park Comment
  RSA0020990  Calochortus plummerae Orlando Mistretta, Christine Mistretta 2011-7-5 5896 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  RSA701596  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  RSA0009996  Calochortus splendens Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA0011215  Calochortus splendens Slochum 1949-6-24 4278 Los Angeles [County: Los Angeles or Ventura] Los Padres National Forest. 457 Comment
  RSA641309  Calochortus striatus Orlando Mistretta, Mark Elvin 1995-3-30 1673 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  RSA778571  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-22 4724 Los Angeles Chino Puente Hills region: Tonner Canyon. Ridgeline along the Brea Ridge MtrWay, adjacent to T line, 945 m W of Tonner Canyon Road 319 Comment
  RSA0110204  Calyptridium monandrum Richard G. Swinney 2011-5-16 14750 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 (along Big Tujunga Cyn.), c. 450 ENE of lodge in center of camp. 1375 Comment
  SBBG58088  Calystegia macrostegia R. Hoffmann 1929-5-22 Los Angeles Del Sur Comment
  LA200374  Calystegia macrostegia subsp. cyclostegia Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA81927  Calystegia macrostegia subsp. cyclostegia O. H. Kappler; 1944-2-13 545 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 60 Comment
  RSA653471  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 748 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  RSA628695  Calystegia macrostegia subsp. tenuifolia L. C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive. Comment
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Sep 30 2014
  UC1929526  Calystegia occidentalis subsp. fulcrata Valerie Soza, Naomi Fraga 2003-6-13 1668 Los Angeles Transverse Ranges; San Gabriel Mountains region; Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06; Mount San Antonio quad.; T3N R7W S18, SW/4; UTM 3800050N, 0439579E; elev. 8300 ft 2530 Comment
  CAS-BOT-BC215915  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-25 7949 Los Angeles Hanging basin ca 470-830 m W of Warm Springs Mtn. Summit. The collections from ca 600-800 m WSW of summit, Necktie Basin, Liebre Mountains 1075 Comment
  UCR108419  Calystegia peirsonii Scott D. White, Pam DeVries 1998-5-15 6501 Los Angeles San Gabriel Mtns., Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd, south of I-14 freeway, east of Bee Canyon and west of Agua Dulce Canyon 823 Comment
  UC219126  Camelina microcarpa F. W. Peirson 1922-7-7 3181 Los Angeles San Gabriel Mountains, Swartout Valley, Ranger's Cabin Swartout Valley; San Gabriel Mountains, , Ranger's Cabin 1798 Comment
  SEINET4680864  Camissonia bistorta Keith Dobry 1991-5-22 D 772 Los Angeles Santa Monica Mountains, 1 mile E of Las Virgenes Rd. off Mulholland Hwy at Soka University.; 0 Comment
  RSA465668  Camissonia bistorta Ora M. Clark 1929-3-29 1805 Los Angeles N. W. Saugus Comment
  RSA466983  Camissonia bistorta L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  RSA0085330  Camissonia californica R. G. Swinney 2010-4-1 12165 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCR206451  Camissonia campestris R. G. Swinney 2008-6-9 8968 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR259046  Camissonia campestris R. G. Swinney 2010-5-12 12756 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
  JEPS31513  Camissonia campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  CHSC95542  Camissonia campestris subsp. campestris LeRoy Gross 2005-4-28 2134 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA454713  Camissonia campestris subsp. campestris Robert Gustafson, Gary D. Wallace 1982-4-26 2525 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  SBBG118702  Camissonia campestris subsp. campestris A. Maurice, L. Hoglin, S. Rivera 2003-4-24 4 Los Angeles Tehachapi Mts, Gorman Pass, Tejon Ranch Comment
  SBBG16004  Camissonia campestris subsp. campestris W. G. Webb 1935-4-19 Los Angeles near Castaic Comment
  RSA598936  Camissonia graciliflora Steve Boyd, T. S. Ross 1997-3-21 9195 A Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR186994  Camissonia graciliflora A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31961 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
  RSA697026  Camissonia intermedia LeRoy Gross, P. Morton 2004-6-9 1342 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.) 1688 Comment
  UC20434  Camissonia robusta Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  POM3174  Camissonia strigulosa L. R. Abrams 1903-4-10 3237 Los Angeles Grassy hills, near Inglewood Comment
  SFV13344  Camissoniopsis cheiranthifolia subsp. suffruticosa M. J. Thor 1983-4-8 158 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  SFV16024  Camissoniopsis cheiranthifolia subsp. suffruticosa A. M. Orcino, A. Sutton 1994-4-22 2 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
  CAS-BOT-BC37463  Cardamine californica Wesley O. Griesel 1962-2-22 s.n. Los Angeles Near Cornell Post Office. Santa Monica Mountains. 304 Comment
  UCR17675  Cardamine flexuosa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Arcadia. NW corner of Singingwood Dr. and Hampton Rd. 221 Comment
  CDA37744  Carduus tenuiflorus George Garrettson 1955-4-29 s.n. Los Angeles Dudley Philips Ranch (Superior Dairy pasture) near Masonic Home, Covina. 0 Comment
  UCR182697  Carex R. G. Swinney 1997-8-6 5771 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Sep 12 2018
  UCR203248  Carex R. G. Swinney 2001-8-27 8117 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  RSA0082416  Carex alma R. G. Swinney 2010-9-7 13724 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  UC1595251  Carex alma Tim Ross and Peter Fritsch 1990-6-20 3637 Los Angeles mouth of Burron Canyon near confluence of the E and W Forks of San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
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Nov 3 2010
  UCR204820  Carex alma R. G. Swinney 2005-8-22 8514 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR256468  Carex alma R. G. Swinney 2010-9-9 13775 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
  RSA522454  Carex alma Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles Tujunga Ranger District, NE of summit of Tie Summit Station and E of Angeles Forest Hwy. 1463 Comment
  SEINET7549358 Image available Carex alma Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3001 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1254 Comment
  RSA639718  Carex athrostachya L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA641643  Carex athrostachya L. C. Wheeler 1967-9-3 10622 Los Angeles San Gabriel Mountains: 0.2 mile northeast Twin B.M. summit Mount Waterman 2362 Comment
  JEPS45927  Carex barbarae Louis C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains 640 Comment
  RSA668170  Carex barbarae Don Jillson 1961-3-29 525 Los Angeles Scholl Canyon. Comment
  RSA0047332  Carex douglasii Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  RSA602755  Carex fracta L. C. Wheeler 1967-8-2 10299 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  RSA228882  Carex hassei Robert F. Thorne 1971-8-25 41299 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  CAS-BOT-BC35782  Carex jonesii P. M. Kamb 1947-6-30 623 Los Angeles Little Jimmy Spring, San Gabriel Mountains 2286 Comment
  CAS-BOT-BC118976  Carex pellita Steve Boyd; Lauren Raz 1997-5-28 9857 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage, 938 Comment
  UC835389  Carex schottii C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4613 Los Angeles Bouquet Canyon 450 Comment
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Jun 29 2016
  RSA603390  Carex spissa L. C. Wheeler 1975-4-23 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash, just below Foothill Blvd. Comment
  SEINET11633224  Carex spissa H. E. Hasse 1888-1 Los Angeles Comment
  UCR152548  Carissa grandiflora A. C. Sanders, Lee Jones 2005-4-8 29349 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  POM219978  Castilleja affinis F. R. Fosberg 1932-5-5 8106 Los Angeles Hills N Avalon, Santa Catalina Island 40 Comment
  POM7655  Castilleja affinis C. F. Baker 1904-5-6 4745 Los Angeles Hills near Pomona Comment
  RSA250619  Castilleja affinis subsp. affinis Robert F. Thorne 1971-4-2 41407 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA82230  Castilleja affinis subsp. affinis F. W. Peirson 1921-3-6 2725 Los Angeles San Gabriel Wash. 213 Comment
  UC1389201  Castilleja applegatei subsp. martinii Noel H. Holmgren and James L. Reveal 1966-5-30 2614 Los Angeles 2 mi nw Mount Wilson top; San Gabriel Mountains 1645 Comment
  UC1561386  Castilleja applegatei subsp. martinii Barbara Ertter with Teresa Sholars and David Thompson 1987-5-24 6976 Los Angeles ca 5 air mi wnw Wrightwood (Hwy 2 between Blue Ridge and Vincent Gulch); San Gabriel Mts. Comment
  UCR155919  Castilleja exserta A. C. Sanders 2005-5-5 29887 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  LA82064  Castilleja exserta subsp. exserta O. H. Kappler; 1940-5-12 sn Los Angeles SANTA MONICA MOUNTAINS, W-fork Las Trancas (Rattlesnake) Canyon 365 Comment
  UC885218  Castilleja foliolosa Marcus E. Jones, A. M. 1882-2-25 2827 Los Angeles Pasadena Comment
  RSA650923  Castilleja foliolosa Dolores Perez 1981-5-3 40 Los Angeles Ca Hwy 39, 2 miles S. of Morris Reservoir. Comment
  RSA505070  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Fprest, San Gabriel Mountains; North slope of Messenger Peak. Comment
  RSA505072  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Mendenhall Ridge road 1.3 miles S of Lightning Point Group Campground. Comment
  UCR209240  Castilleja miniata R. G. Swinney 2008-10-7 9476 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  SFV13211  Castilleja miniata W. M. Perry Oct 1980 129 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  RSA448779  Castilleja minor subsp. spiralis V. V. Giles 1936-7-5 45 Los Angeles Holbrook Camp, San Gabriel Mountains. Comment
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Jun 17 2016
  SD51781  Castilleja minor subsp. spiralis Rimo Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-15 4207 Los Angeles Boggy flat at junction (confuence of) north fork and main fork of Pacoima Creek, 0.7 mile below Diamond Public Camp (on main fork), San Garbiel Mtns. Comment
  UC1595329  Castilleja minor subsp. spiralis Tim Ross and Orlando Mistretta 1992-7-24 6768 Los Angeles 900 m ene (76 degrees ene) Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  UCR187139  Caucalis microcarpa A. C. Sanders 2006-5-16 32304 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
  NY42931  Caulanthus coulteri var. coulteri J. B. Walker 1995-3-30 1301 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  SBBG72135  Caulanthus heterophyllus A. J. McClatchie 1903-3-18 Los Angeles near Pasadena (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  UCR181242  Caulanthus major R. G. Swinney 1997-6-13 5570 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA261699  Ceanothus arboreus Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island Comment
  SBBG21947  Ceanothus arboreus R. F. Thorne with P. C. Everett 1964-2-6 33293 Los Angeles above Fourth of July Cove 30 Comment
  UCR98737  Ceanothus cordulatus T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3360 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  LA82214  Ceanothus crassifolius O. H. Kappler; 1941-3-26 148 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, main ridge at head of canyon. 609 Comment
  RSA329735  Ceanothus crassifolius Gary D. Wallace 1966-3-25 209 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena. 915 Comment
  CAS-BOT-BC49264  Ceanothus cuneatus Carl B. Wolf 1928-3-29 1582 Los Angeles 3 mi. so. of Sandbergs Ridge Route Road 1219 Comment
  SD215638  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 Los Angeles Northern Base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir 975 Comment
  UCR191699  Ceanothus greggii A. C. Sanders 2008-4-23 35090 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA164763  Ceanothus greggii var. vestitus Wesley O. Griesel 1963-5-26 797 Los Angeles Between Mile High Ranch and Big Pines 1677 Comment
  CAS-BOT-BC50153  Ceanothus integerrimus W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mt. Comment
  UCR223278  Ceanothus integerrimus R. G. Swinney 2009-7-29 11443 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC50568  Ceanothus leucodermis Timothy S. Ross 1993-6-1 7348 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chatry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  UCR270089  Ceanothus leucodermis R. G. Swinney 2011-4-9 14364 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  SEINET10397680 Image available Ceanothus macrocarpus Bonnie C. Templeton 1930-4-2 4407 Los Angeles Mulholland Drive., San Monica Mountains. Comment
  CAS-BOT-BC50490  Ceanothus oliganthus W. R. Dudley 1907-1-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  CAS-BOT-BC272111  Centaurea cyanus Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles N. Pomona Comment
  SD30657  Centaurea melitensis Edith A. Purer 1931-5-8 2054 Los Angeles Griffith Park Comment
  POM351501  Centaurea melitensis Edith A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  UC1595239  Centaurea melitensis Tim Ross and Peter Fritsch 1990-6-20 3594 Los Angeles mouth of near the confluence of the E and W Forks of the San Gabriel River Burro; San Gabriel Mountains, San Gabriel River, Burro Canyon 445 Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  POM3623  Centaurium venustum Larry E. DeBuhr 1907-5-17 s.n. Los Angeles Claremont. 366 Comment
  RSA724515  Centaurium venustum K. Dobry 1992-10-25 d- 1080 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  SBBG60911  Centromadia parryi subsp. australis M. N. Ackley 1930-8-14 238 Los Angeles Eagle Rock 182 Comment
  UCR205861  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR209212  Centrostegia thurberi R. G. Swinney 1998-4-14 5986 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
  RSA316343  Centrostegia thurberi Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54963 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  JEPS57815  Centrostegia thurberi var. thurberi Frank W. Peirson 1918-6-16 27 Los Angeles San Gabriel Mountains, Rock Creek Rock Creek; San Gabriel Mountains, Rock Creek 1447 Comment
  RSA441910  Cerastium glomeratum Samuel R. Tyson 1943-4-18 s.n. Los Angeles San Dimas Canyon 548 Comment
  RSA642712  Cerastium glomeratum Orlando Mistretta 1992-7-13 692 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA65534  Cerastium glomeratum Joseph A. Ewan 1930-5-18 9293 Los Angeles Live Oak Canyon near La Verne. Comment
  RSA723829  Ceratonia siliqua Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Scripps College campus at the southwest corner of Jaqua Quadrangle. Comment
  POM275800  Cercocarpus betuloides Floyd L. Martin 1948-8-3 358 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  CDA991  Cercocarpus betuloides var. betuloides D. G. Kelch 1991-3-24 1334 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA152272  Cercocarpus betuloides var. blancheae I. L. Wiggins 1925-06 1758 Los Angeles White's Landing, Santa Catalina Island. Comment
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Aug 11 2010
  SEINET10483777  Cercocarpus betuloides var. blancheae Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4776 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 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
  RSA198831  Cercocarpus traskiae Robert F. Thorne 1968-5-28 37674 Los Angeles Santa Catalina Island. Lower slope of Wild Boar Gully, due N of Black Ridge and ca. 1 mi. WNW of Salta Verde Pt. 198 Comment
  JEPS30574  Chaenactis fremontii Donald M. Kyhos 1957-4-30 57 -107 Los Angeles n side of Goode Pass Comment
  CAS-BOT-BC276900  Chaenactis fremontii Timothy S. Ross 1991-4-27 4723 Los Angeles Black Butte 1091 Comment
  UCSB18711  Chaenactis fremontii Hurst, Linda 1963-5-3 Los Angeles Mint Canyon Park, U.S. Highway 6, 7.7 miles from Solemint 503 Comment
  CAS-BOT-BC277382  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  RSA588642  Chaenactis santolinoides Orlando Mistretta 1994-5-31 1272 Los Angeles Santiago canyon. slope of Pacifico Mountain. 2043 Comment
  UCR222724  Chaenactis stevioides R. G. Swinney 2009-5-12 10724 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
  UCR223816  Chaenactis stevioides R. G. Swinney 2009-6-17 11182 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
  UCR123638  Chaenactis xantiana Steven R. Hill, K. Kramer 2001-4-22 33355 Los Angeles San Gabriel Mountains/SW Mojave Desert, S side of Antelope Valley, Johnson Road, 6.2 mi NNE of junction with Elizabeth Lake Road, 3 mi south of junction of Avenue I and 110th Street West 939 Comment
  LA211080  Chamaebatia australis Tarja Sagar; 2011-4-29 0 s.n. Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  UCSB42597  Chamaesyce albomarginata Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  RSA6168A  Chamaesyce polycarpa Fay A. MacFadden 1931-4-22 3175 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA15633  Chamaesyce polycarpa var. polycarpa C. B. Wolf 1927-12-31 1466 Los Angeles Hills at West side of town of Eagle Rock. Comment
  CDA4803  Chamaesyce prostrata L. C. Wheeler 1969-5-8 s.n. Los Angeles Sierra Madre Elementary School: 160 Canon Ave. Sierra Madre. . 0 Comment
  RSA704707  Chamaesyce serpens Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2087 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  RSA685738  Cheilanthes gracillima H. de Forest 1931-06 s.n. Los Angeles Santa Barbara National Forest. Comment
  SEINET3153755  Cheilanthes intertexta L. T. Stephenson sn Los Angeles Chat. [perhaps Chatsworth in Los Angeles Co.?] Comment
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Dec 17 2016
  SDSU21588  Chenopodium album Robert F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa Ana Botanic Garden, Claremont, California. 366 Comment
  RSA647396  Chenopodium ambrosioides LeRoy Gross, Wayne Law 2000-8-8 180 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  LA31621  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-10-18 14676 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  OBI79186  Chenopodium berlandieri A. C. Sanders, Dan S. Cooper 2010-4-30 38122 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) Disturbed remnnat patch of Los Angeles costal prairie, with semi-permanent pools and vernal pool remants (both now fed partially by urban runoff), annual grassland, willow woodland, and coastal sage scrub, Former oil field with gravel service road remnants, Area partially "revegated" with CA native species which may or may not be native to the site. 24 Comment
  UCR204054  Chenopodium berlandieri R. G. Swinney 2005-7-8 8276 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UCR204570  Chenopodium berlandieri R. G. Swinney 2005-8-5 8387 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR259942  Chenopodium berlandieri R. G. Swinney 2010-4-13 12211 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA799861  Chenopodium botrys Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  RSA0083081  Chenopodium californicum R. G. Swinney 2010-3-22 12034 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  VVC180  Chenopodium californicum P. J. MacKay 1975-5-14 s.n. Los Angeles San Gabriel Mtns, Highway N4 ca 1 mile north of Mile High 1980 Comment
  RSA736141  Chenopodium capitatum Rosemarie zimmerman 1961-4-30 39 Los Angeles Blanchard Park, Pomona College 366 Comment
  UCD97871  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8935 Los Angeles Millie's Orchard, lower Colby Ranch, Coldwater Canyon. 1005 Comment
  RSA478521  Chenopodium macrospermum var. farinosum Anstruther Davidson 1917-10 3296 Los Angeles Nigger s Slough. Comment
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Aug 29 2014
  SFV1090  Chenopodium murale K. A. Wilson 1961-2-21 872 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UC1211160  Chenopodium murale Huron H. Smith 1912-5-3 4918 Los Angeles Azusa 243 Comment
  SD181596  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles L. A. Basin region, Verdugo Mtns, N side, off the 210 Fwy eastbound La Tuna Cyn Rd exit. Opposite exit is a road that starts out paved (Hostetter Mountainway) , follow this road that parallels the fwy E till a dirt road forks off on the right (SE). 456 Comment
  RSA0068090  Chondrilla juncea John L. Thompson 2015-6-25 Hogbite 06 .2518 Los Angeles Near Descanso Motorway, Glendale. Comment
  SBBG122080  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2001-6-4 1736 Los Angeles mesa N of confluence of Hasley Cyn and Castaic Crk, 1 km W of Castaic Junction, N of Hwy 126 325 Comment
  CAS-BOT-BC244655  Chorizanthe staticoides Steve Boyd; Tim Ross 1988-4-28 2250 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In a small side canyon. Angeles National Forest. 792 Comment
  POM8235  Chorizanthe staticoides P. A. Munz, R. D. Harwood 1920-4-21 3715 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SEINET4044453  Chorizanthe staticoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR85184  Chorizanthe staticoides Robert Hamilton 1995-5-9 s.n. Los Angeles Pole Canyon above Soledad River near Canyon Country 610 Comment
  RSA586485B  Chorizanthe watsonii Orlando Mistretta, Mark A. Elvin 1995-6-20 1813 Los Angeles Bare Mountain Canyon. 1738 Comment
  RSA679950  Chorizanthe watsonii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 868 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA225695  Chrysanthemum coronarium R. F. Thorne, A. C. Gibson 1971-5-22 39730 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA0022256  Chrysolepis sempervirens Duncan S. Bell, Caitlin Elam 2013-8-1 5554 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  RSA600678  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  RSA2895  Chrysothamnus nauseosus subsp. mohavensis C. B. Wolf 1931-10-23 1351 Los Angeles Swartout Valley. 1 mi. east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
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Jul 4 2013
  CDA10790  Chrysothamnus viscidiflorus subsp. viscidiflorus A. C. Browne 1955-10-23 Los Angeles Valyermo. 0 Comment
  SFV12021  Cirsium occidentale var. californicum D. L. Koutnik 1978-3-27 164 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UCR191259  Cirsium occidentale var. californicum R. G. Swinney 1998-7-2 6215 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG39610  Cirsium occidentale var. coulteri E. R. Blakley 1963-4-10 5575 Los Angeles jct of Whites Landing and Airport rd, NE side of Black Jack Mtn 381 Comment
  UCR259940  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-13 12212 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  CAS-BOT-BC285592  Cirsium occidentale var. occidentale Louis C. Wheeler 1932-4-30 671 B Los Angeles Mandeville Canyon, Santa Monica Mts. 121 Comment
  RSA248840  Cirsium occidentale var. occidentale R. F. Thorne 1973-4-11 42849 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  CDA1604  Cirsium undulatum George Garrettson 1955-5-31 s.n. Los Angeles Puente; Supreme Dairy , E/ Covina Pass Rd. at Amar Ave. 0 Comment
  RSA550682  Cirsium vulgare Timothy S. Ross, Annette Ross 1991-7-29 5725 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA199049  Cistus ladanifer W. M. Gauntt 1966-4-30 173 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA0065530  Cistus villosus R. Carlston 1961-5-27 s.n. Los Angeles Big Dalton Canyon, Glendora. Comment
  SEINET7881405 Image available Citrus aurantium George B. Grant 1901-1 186 Los Angeles Pasadena Comment
  CAS-BOT-BC172429  Clarkia bottae Geo. B. Grant 1906-6-10 6666 Los Angeles Mt. Lowe, Castle Canyon Trail Comment
  CAS-BOT-BC172443  Clarkia bottae Alice Eastwood 1919-5-29 8958 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC172447  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC172448  Clarkia bottae L. R. Abrams 1917-7-8 6615 Los Angeles Topango Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC172431  Clarkia bottae Mrs. K. Brandegee; Ernest Braunton 1910-5-1 124 Los Angeles Elysian Park Comment
  UCR184349  Clarkia cylindrica A. C. Sanders 2007-4-19 33455 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA108181  Clarkia cylindrica Harlan Lewis, M. Lewis 1947-5-7 212 Los Angeles Decker Road, 0.4 mile north of junction with Latigo Canyon Road, Santa Monica Mountains. Comment
  RSA226126  Clarkia cylindrica subsp. cylindrica Robert F. Thorne, C. W. Tilforth 1971-6-17 39934 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  RSA240686  Clarkia dudleyana Donald R. Bissing 1973-6-2 117 Los Angeles Every Canyon, San Gabriels Mts. 0.4 mile from canyon mouth along roadside. 732 Comment
  RSA652346  Clarkia dudleyana Gene Cooper 1961-5-1 s.n. Los Angeles Big Dalton Canyon Comment
  UCR178781  Clarkia dudleyana R. G. Swinney 1969-5-29 s.n. Los Angeles San Gabriel Mtns., Glendora, Glendora Wilderness park, 1 mile NE of Glendora Mtn. Road in Big Dalton Canyon 421 Comment
  UCR216386  Clarkia dudleyana Dan S. Cooper 2010-5-10 510- 47 D Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 305 Comment
  SBBG101131  Clarkia epilobioides M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC284199  Clarkia heterandra P. A. Munz 1923-6-9 6938 Los Angeles Liebre Mts., Oakgrove Canyon Comment
  RSA712174  Clarkia purpurea A. C. Sanders, T. B. Salvato 2005-5-24 30275 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area. ca. 0.5 mi. NW of community of Mint Canyon 549 Comment
  CAS-BOT-BC163711  Clarkia purpurea subsp. quadrivulnera R. J. Dobbs 1924-6-5 s.n. Los Angeles Swetzers [Switzer] Comment
  SBBG117108  Clarkia purpurea subsp. quadrivulnera S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1572 Los Angeles Black Jack Rd, ca. 0.15 mi from jct with Airport Rd, ca. 0.34 mi N of Black Jack summit, on N side of ridge below Black Mtn 402 Comment
  SBBG118132  Clarkia purpurea subsp. quadrivulnera F. R. Fosberg 1931-4-23 4696 Los Angeles Hay Press [Haypress] 350 Comment
  SD64158  Clarkia purpurea subsp. quadrivulnera W. Bertsch 1953-4-17 72 Los Angeles Claremont Wash Comment
  UC114002  Clarkia purpurea subsp. quadrivulnera R. D. Williams 1905-6-19 Los Angeles near Claremont; Burbank Canyon Comment
  UCD170694  Clarkia similis R. G. Swinney 1998-8-6 6683 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River. 1037 Comment
  UCR260350  Clarkia unguiculata R. G. Swinney 2010-5-4 12561 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
  RSA0055078  Clarkia unguiculata Jim Shevock 1971-5-13 1204 Los Angeles Tapia Co Park. Comment
  RSA588612  Clarkia xantiana subsp. parviflora Orlando Mistretta 1994-5-23 1236 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  RSA704359  Claytonia Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1928 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  RSA590867  Claytonia exigua subsp. exigua Orlando Mistretta 1994-1 996 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  CHSC95540  Claytonia parviflora subsp. parviflora LeRoy Gross 2005-4-28 2124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA0080468  Claytonia peirsonii subsp. peirsonii Orlando Mistretta 1987-5-5 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; northwest facing bowl below ridge 0.5 north of Telegraph Peak. 2560 Comment
  UCR185604  Claytonia perfoliata A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  SBBG131883  Claytonia perfoliata S. A. Junak, D. Wilken 1996-3-26 SCI 254 Los Angeles terrace on S side of Lemon Tank Cyn, just E of rd to "Tank" 335 Comment
  RSA329561  Claytonia perfoliata subsp. intermontana Gary D. Wallace 1966-3-12 132 Los Angeles San Gabriel Mountains; north of Arcadia; Chantry Flats, up Santa Anita Canyon. Comment
  RSA0093119  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  SBBG20573  Claytonia perfoliata subsp. mexicana E. R. Blakley 1963-12-7 6335 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  RSA527815  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1991-4-21 4521 Los Angeles Whittier Hills (Puente Hills, pro parte): Midway in Turnbull Canyon (near the old water tank) on the S side of the riparian strip. 226 Comment
  CAS-BOT-BC91383  Clematis lasiantha LeRoy Abrams 1902-7-1 2610 Los Angeles Mount Wilson, San Gabriel Mountains. 1524 Comment
  RSA650471  Clematis lasiantha Shlomo Gat 1959-03 16 Los Angeles Mount Baldy. Comment
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Nov 17 2013
  UC1583146  Clematis lasiantha Tim Ross and Steve Boyd 1990-5-14 2464 Los Angeles Yerba Buena Ridge San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1066 Comment
  UCR146693  Clematis ligusticifolia Scott D. White 2004-8-20 10739 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  UCR210304  Clematis ligusticifolia R. G. Swinney 2008-10-16 9591 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  CHSC57909  Cleome lutea Blake A. Rowe 1986-6-30 55 Los Angeles 50 km s of Victorville, beside Hwy 8. 1200 Comment
  CAS-BOT-BC423113  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC423118  Cleomella obtusifolia W. R. Dudley; F. H. Lamb 1896-6-4 4310 Los Angeles Lancaster Comment
  CAS-BOT-BC423117  Cleomella obtusifolia W. R. Dudley; F. H. Lamb 1896-6-4 4323 Los Angeles Near Lancaster Comment
  RSA717213  Collinsia bartsiifolia var. davidsonii Scott D. White, Pam De Vries 2006-5-10 11432 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA707061  Collinsia callosa Bart O'Brien 2005-5-13 s.n. Los Angeles Adjacent to property 21674 Big Pines Highway, some collected on Angeles NF property Comment
  UCR181240  Collinsia callosa R. G. Swinney 1997-6-13 5572 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  JEPS28816  Collinsia heterophylla Peter H. Raven 1962-4-12 17730 Los Angeles w side San Clemente Island (sides of narrow canyon s of canyon below the Tomb) 228 Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  UC1537415  Collinsia heterophylla Gordon H. True Jr. 1935-5-16 281 Los Angeles Head of Mint Canyon 944 Comment
  RSA408340  Collinsia heterophylla var. austromontana George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  UCR189839  Collinsia torreyi R. G. Swinney 1998-8-31 6879 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.6 mi. west of West Mt. Baldy 2683 Comment
  RSA467088  Comarostaphylis diversifolia subsp. planifolia Albert J. Perkins 1919-4-29 s.n. Los Angeles slopes of Mt. Orizaba Comment
  CDA29532  Conium maculatum Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA714799  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles Western Transverse Range/Santa Clara River Watershed: in mouth of Off-haul Canyon ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon and the Ventura Co. line, north of Hwy 126, Newhall Ranch. 305 Comment
  UCR255858  Conium maculatum Dan S. Cooper 2014-5-19 514- 56 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, south of Forest Lawn Dr. adjacent to Forest Lawn cemetery 161 Comment
  UC625047  Constancea nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Avalon Santa Catalina Island, Avalon 5 Comment
  UCD150952  Constancea nevinii D. S. Park 2010-4-26 37 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  SJSU13529  Cordylanthus nevinii C. W. Sharsmith 1945-9-7 5464 Los Angeles N slope Mt Waterman, San Gabriel Mts 1676 Comment
  RSA0092322  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-6-29 15324 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA772300  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles summit of Mt. Emma 1585 Comment
  RSA702965  Coreopsis californica var. californica Scott D. White, Michael Honer 2004-3-30 9970 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  UCD150950  Coreopsis gigantea D. S. Park 2010-4-26 35 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  CAS-BOT-BC105653  Corethrogyne filaginifolia John Thomas Howell 1950-11-9 27483 Los Angeles 4 mi. s. of Newhall on Foothill Blvd. Comment
  CAS-BOT-BC105694  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Liebre Mountains - Leona Valley 929 Comment
  CAS-BOT-BC105715  Corethrogyne filaginifolia Ernest Braunton 1902-10-1 708 Los Angeles Ballona Comment
  CHSC62039  Corethrogyne filaginifolia L. P. Janeway 1993-10-5 4609 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  OBI34891  Corethrogyne filaginifolia David J. Keil 1983-8-23 17864 Los Angeles Just W of Leo Carillo State Beach along hwy 1, ca 1 mi E of Ventura County line Comment
  RSA0116845  Corethrogyne filaginifolia R. G. Swinney 2010-10-5 13970 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UCD130852  Corethrogyne filaginifolia Gordon Pilone 1960-10-19 57 Los Angeles chaparral area east of Santa Ana Botanical Gardens in Claremont. San Gabriel Mountain Range. Pacific Slope Drainage Area. 390 Comment
  UCR239964  Corethrogyne filaginifolia R. G. Swinney 2009-11-16 11622 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 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
  SD45573  Corethrogyne filaginifolia var. filaginifolia Darley F. Howe 1953-8-10 2337 Los Angeles Coast near north end of Santa Monica Mountains. Comment
  SBBG52693  Cornus glabrata F. R. Fosberg 1931-4-24 4679 Los Angeles Hamilton Cyn Comment
  RSA97271  Cornus occidentalis F. W. Peirson s.n. Los Angeles Laurel Canyon, near Santa Monica. Comment
  UC63682  Cornus sericea subsp. sericea H. M. Hall June, 1899 Los Angeles San Antonio Mts., Mescal Creek Comment
  UCR190616  Cotoneaster lacteus R. G. Swinney 2000-5-10 7680 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.2 miles NE of Sierra Madre Ave. on shoulder of Hwy 39 244 Comment
  CAS-BOT-BC291373  Cotula coronopifolia I. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez Comment
  CAS-BOT-BC427581  Crassula aquatica Robert F. Thorne; D. Propst 1968-5-29 37696 Los Angeles Santa Catalina Island: margin of S end of Hay Press Reservoir 403 Comment
  CHSC95510  Crassula connata LeRoy Gross; Valerie Soza 2003-5-15 906 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone: 3789794N, 0376930E. 518 Comment
  RSA674882  Crassula connata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 726 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 307 Comment
  RSA596461  Crassula connata R. G. Swinney 1969-5-10 451 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
Read comments
Apr 12 2010
  RSA423449  Crassula connata var. erectoides Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  UC1215150  Crassula connata var. erectoides Peter H. Raven 1962-4-9 17175 Los Angeles near barracks Wilson Cove; San Clemente Isl. 60 Comment
  SD69724  Cressa truxillensis var. vallicola Robert F. Thorne 1966-5-31 36444 Los Angeles Santa Catalina Island; beach and salina behind beach at Little Harbor. 3 Comment
  SD107910  Crocanthemum scoparium var. vulgare Larry DeBuhr 1977-4-16 2579 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  CDA1008  Crossosoma californicum D. G. Kelch 1991-3-17 1318 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA188199  Crossosoma californicum R. F. Thorne 1965-6-22 34885 Los Angeles Santa Catalina Island. Canyon W of East Peak 396 Comment
  RSA480557  Croton californicus G. R. Proctor 1944-01 768 Los Angeles Sand Dunes at El Segundo. Comment
  CATA837  Croton setiger Mark L. Hoefs 1991-6-26 1436 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  UCR172453  Crypsis schoenoides Anuja Parikh, Nathan Gale 2005-7-1 2121 Los Angeles Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 18 366 Comment
  SBBG131624  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1099 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  SBBG131695  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1098 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  RSA589255  Cryptantha barbigera T. S. Ross 1991-4-28 4782 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  RSA557822  Cryptantha circumscissa D. Charlton 1989-4-7 2834 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  CAS-BOT-BC189524  Cryptantha circumscissa var. circumscissa Alice Eastwood 1919-6-20 9016 Los Angeles Mount WIlson Comment
  LA94290  Cryptantha clevelandii W. O. Griesel; 1936-4-25 sn Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  UC1349352  Cryptantha clevelandii Robert F. Thorne 1966-4-5 35850 Los Angeles Cottonwood Canyon Santa Catalina Island 106 Comment
  UCR143254  Cryptantha clevelandii var. florosa F. R. Fosberg 1932-3-28 10620 Los Angeles Southern Coast, hills between Del Rey and El Segundo 25 Comment
  RSA187757  Cryptantha intermedia R. F. Thorne 1966-4-7 35948 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  UCR129881  Cryptantha intermedia Joseph M. Keefe 1978-5-23 23273 Los Angeles 200 m east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mtns. 317 Comment
  UCR273269  Cryptantha intermedia R. G. Swinney 2011-5-10 14655 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  UCR277216  Cryptantha intermedia R. G. Swinney 2010-5-25 12941 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR71184  Cryptantha intermedia Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4382 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UCD119949  Cryptantha intermedia var. intermedia Daryl Koutnik 1978-4-28 418 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA589172  Cryptantha micrantha T. S. Ross 1991-4-28 4746 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  UCR258877  Cryptantha micromeres R. G. Swinney 2010-5-7 12610 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UCR261354  Cryptantha micromeres R. G. Swinney 2010-3-13 11887 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA0013558  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-1 5787 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA164789  Cryptantha microstachys Wesley O. Griesel 1961-5-19 341 Los Angeles State Hwy 2, La Canada Burn, San Gabriel Mts. 609 Comment
  SBBG63710  Cryptantha microstachys M. N. Ackley -Apr-1928 44 Los Angeles Santa Monica Mtns 274 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
  RSA0046829  Cryptantha muricata Paul Neipp 1994-5-12 25 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  SBBG119335  Cryptantha muricata S. D. White with K. Hughes 2000-5-16 7855 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  RSA0078884  Cryptantha muricata var. denticulata L. C. Wheeler 1967-9-4 10680 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  RSA0079401  Cryptantha muricata var. jonesii R. F. Thorne 1971-6-26 39986 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  RSA0079443  Cryptantha muricata var. jonesii H. L. Bauer 1931-6-1 s.n. Los Angeles Topango Santa Monica Mts. Comment
  RSA0079462  Cryptantha muricata var. jonesii T. S. Ross, Peter Fritsch 1990-6-20 3686 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  UCR263278  Cryptantha muricata var. muricata Anuja Parikh, Nathan Gale 2012-5-9 3587 Los Angeles Transverse Range: San Gabriel Mountains, 0.8 km north of the West Fork San Gabriel River, 1.4 km east of Shortcut Canyon 1106 Comment
  RSA0079274  Cryptantha muricata var. muricata Robert F. Thorne 1963-7-11 32784 Los Angeles Sandy roadside near Upper Shake Campground, ca. 3 miles E of Lake Hughes, Angeles National Forest. Comment
  SEINET238790  Cryptantha nevadensis A. C. Sanders, D. Malueg; K. D. Jones 1998-6-22 22000 Los Angeles San Gabriel Mountains: Soledad pass area at north foor ca. 5 miles southwest of Palmdale along SCE Mesa-Vincent power 1000 Comment
  RSA0115442  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13170 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR259198  Cryptantha nevadensis var. rigida Mitch Provance, Callen Huff 2009-4-29 10699 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA725890  Cryptantha oxygona R. G. Swinney 1996-5-27 4739 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge. 2252 Comment
  UCR269994  Cryptantha similis R. G. Swinney 2010-5-19 12799 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA394300  Cucurbita foetidissima George B. Grant 1904-07 243 Los Angeles Sandy flats or plains, Pasadena Comment
  RSA394302  Cucurbita foetidissima Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  RSA682605  Cupressus arizonica Valerie Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabrield Mountains region: Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena. 915 Comment
  RSA669716  Cupressus forbesii LeRoy Gross 2002-2-23 480 Los Angeles Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. & Beaudry Terrace. 366 Comment
  RSA0091496  Cuscuta R. G. Swinney 2010-3-13 11892 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  CHSC22777  Cuscuta californica Robert A. Schlising 1971-9-14 2999 Los Angeles San Gabriel Mts.; Charlton Flats; roadside at parking area #18. Comment
  UCD126254  Cuscuta californica Daryl Koutnik 1978-6-25 563 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  CHSC85559  Cuscuta californica var. californica John Dittes 2003-12-24 856 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts. On ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  UCD169995  Cuscuta californica var. californica Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains. Ridge at head of South Fork Alder Gulch. 2133 Comment
  RSA607461  Cuscuta campestris 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
  RSA628027  Cuscuta campestris L. C. Wheeler 1964-9-29 8633 Los Angeles University of Southern California campus Los Angeles: Bridge Hall. Comment
  RSA0025175  Cycladenia humilis var. venusta Jane Tirrell 2012-6-27 LS 0088 Los Angeles Approx. 20 feet north (downslope) of saddle along Pacific Crest Trail, approx. 0.1 mile east of Windy Gap. 2336 Comment
  RSA330808  Cycladenia humilis var. venusta Wayne E. Sawyer 1981-6-16 40 Los Angeles San Gabriel Mtns., Angeles National Forest: Crest trail, 0.25 mi. SE of Little Jimmy Spring and 1.2 mi. W of Mt. Hawkins. 2346 Comment
  CDA3127  Cycloloma atriplicifolium Henson, Goodwin 1932-7-6 Los Angeles 0 Comment
  RSA0098340  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2014-11-15 18262 Los Angeles San Gabriel Mountains, Grandview Canyon, 15 km SE of Pearblossum, 40 km north of Pomona. 1460 Comment
  UCR280749  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  POM1344  Cyperus niger var. capitatus I. M. Johnston 1916-11-21 s.n. Los Angeles Claremont. Comment
  RSA0025152  Cystopteris fragilis Jane Tirrell 2012-6-11 LS 0064 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  RSA729207  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles upper Fish Fork San Gabriel River, c. 1/2 mi. east (upstream) from Upper Fish Fork Campgroun, tributary from N side of San Antonio Ridge. 1939 Comment
  RSA301979  Cystopteris fragilis J. R. Shevock 1971-3-28 824 Los Angeles Mapleleaf Cyn, San Gabriel Mtns. 487 Comment
  SEINET3164208  Datisca glomerata G. B. Grant 1901-1-1 268 Los Angeles Sierra Madre Mts., S. Cal. 610 Comment
  HSC27576  Datura wrightii Wendell Wood 1970-6-22 32 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  UCR231387  Datura wrightii Dan S. Cooper 2011-10-6 1011- 122 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  JEPS12292  Datura wrightii Elizabeth Day Palmer 1908-8-4 Los Angeles Tolguacha Comment
  UC56505  Daucus pusillus Ernest Braunton 1902-4-29 245 Los Angeles North Pomona Comment
  CAS-BOT-BC130919  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles San Clemente Island, China Point 6 Comment
  CATA125  Deinandra fasciculata Peter Henrikson 1987-5-18 95 Los Angeles Santa Catalina Island: Above road near Howland's Landing, north exposure 30 Comment
  SD69731  Deinandra fasciculata Robert F. Thorne 1966-4-28 36243 Los Angeles Santa Catalina; near junction of Wrigley Drive and Renton Mine Road. 105 Comment
  UCR253004  Deinandra paniculata Allison D. Rudalevige, Jennifer Pareti, Sandra L. Leatherman, D. E. Bramlet, Sarah Thomas, Jason Mintzer 2014-5-23 10 Los Angeles Castaic area, west of Castaic Lake 518 Comment
  RSA515703  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles El Segundo Dunes, w of los Angeles Int. Airport and Pershing Drive. 30 Comment
  RSA738055  Delphinium cardinale Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  UCR223352  Delphinium parishii R. G. Swinney 2009-5-20 10837 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA713735  Delphinium parishii subsp. parishii LeRoy Gross 2005-4-28 2152 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
  RSA3517  Delphinium parryi Carl B. Wolf 1932-5-9 3460 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  RSA758068  Delphinium parryi subsp. parryi D. E. Bramlet, Jennifer Pareti 2008-5-6 4254 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. and 1.61km N of Plum Cyn. 482 Comment
  SBBG128443  Delphinium parryi subsp. parryi M. L. Hoefs 1995-5-23 2135 Los Angeles upper Middle Cyn 225 Comment
  UC535515  Delphinium patens subsp. hepaticoideum Ira W. Clokey, B. Templeton 1929-4-1 4433 Los Angeles hill side Santa Monica Mountains, Mandeville Canyon 425 Comment
  RSA0030022  Delphinium patens subsp. montanum Bonnie C. Templeton 1932-5-31 4852 Los Angeles Vincent Gulch, below Big Pines Camp. Comment
  CAS-BOT-BC82818  Dendromecon harfordii Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  UC592910  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles 1/3 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 457 Comment
  RSA652538  Dendromecon rigida Gary Guntle 1971-5-16 s.n. Los Angeles 6 1/2 mi down Palmdale turnoff out of Big Pines. Comment
  SBBG70126  Dendromecon rigida R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  UCR124466  Dendromecon rigida I. W. Clokey, B. C. Templeton 1929-1 4488 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CAS-BOT-BC82907  Dendromecon rigida Peter H. Raven 1959-3-8 13841 Los Angeles Santa Monica Mountains. On Mulholland Drive 5.0 miles east of Beverly Glen Canyon. 335 Comment
  CAS-BOT-BC82912  Dendromecon rigida W. R. Dudley; F. H. Lamb 1896-6-9 4415 Los Angeles Liebre Mountains. Elizabeth Lake Canon [Canyon]. Comment
  RSA250386  Deschampsia elongata R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42218 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift 2378 Comment
  UC857338  Descurainia pinnata I. W. Clokey and B. C. Templeton 1930-4-8 4658 Los Angeles w of Lancaster 400 Comment
  UCR191265  Descurainia pinnata R. G. Swinney 1998-7-2 6204 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  POM144370  Descurainia pinnata subsp. menziesii L. R. Abrams 1901-04 1206 Los Angeles Ballona Harbor Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  CAS-BOT-BC499430  Dichelostemma capitatum Timothy S. Ross; Steve Boyd 1994-5-4 7674 Los Angeles Northeast summit of GRASS MOUNTAIN: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1389 Comment
  RSA376855  Dichelostemma capitatum subsp. capitatum Ora M. Clark 1929-1-16 1471 Los Angeles Elyssian park, L.A. Comment
  RSA589269  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-4-28 4770 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SEINET10533944  Dichelostemma pulchellum Meryle B. Dunkle 1939-4-2 Dunkle 7208 Los Angeles Grasy slope, southeast point, San Clemente Island, Calif. Comment
  RSA702217  Dieteria canescens var. canescens Scott D. White 2004-8-11 10695 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
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Aug 24 2013
  RSA461496  Dodecatheon clevelandii L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  UCR108645  Drymocallis cuneifolia var. ewanii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Dorr Canyon at Angeles Crest Hwy., by Whitethorn [=Lodgepole] Picnic Area 2348 Comment
  UCR256266  Drymocallis cuneifolia var. ewanii R. G. Swinney 2010-10-13 14043 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA729411  Drymocallis glandulosa var. glandulosa R. G. Swinney 1998-10-3 6997 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  RSA650215  Dryopteris arguta G. S. Eleiott 1949-5-4 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UC557634  Dryopteris arguta Nell Murbarger May, 1936 210 Los Angeles San Clemente Isl. Comment
  RSA0114479  Dryopteris arguta Steven A. Junak 2000-3-31 SCa- 1146 Los Angeles Santa Catalina Island. Top of road to White's Landing, 0.3 mi. from main road, plant stop. 411 Comment
  LA86078  Dudleya cymosa D. S. Verity; 1 Los Angeles San Gabriel Mountains, Calif. Angeles Crest Hwy. just N of the northernmost tunnel on way to Palmdale Comment
  RSA675025  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-17 7868 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA83366  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-14 452 Los Angeles Eaton Canyon. 685 Comment
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Dec 9 2015
  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
  UCR238651  Dudleya cymosa subsp. pumila Anuja Parikh, Nathan Gale 2010-6-29 3377 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.6 km east of Cogswell Dam, just south of Devil's Canyon Dam Truck Trail 620 Comment
  UC1015293  Dudleya lanceolata Reid Moran 1951-4-29 3478 Los Angeles 2.5 mi below and s Rincon Guard Station; San Gabriel Canyon Comment
  UC682151  Dudleya multicaulis H. E. Hasse Apr 1891 Los Angeles Comment
  SDSU5755  Dudleya virens Jim Dice, Michael Donoghue & Terry Martin 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South, on cliff above ocean. 23 Comment
  RSA0127180  Dysphania botrys Louis C. Wheeler 1967-7-20 10130 Los Angeles Aliso Canyon. 1067 Comment
  UCR180184  Echinochloa crus-galli R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris basin 335 Comment
  CAS-BOT-BC197216  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona 365 Comment
  UCR73185  Echium candicans Scott D. White 1992-10-8 883 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA511329  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  UCR273839  Ehrharta erecta Elizabeth Makings, Merle Makings 2016-2-21 4795 Los Angeles South Coast, Malibu, near the Reel Inn restaurant and Topanga Ranch Motel 10 Comment
  RSA0068303  Eleocharis R. G. Swinney 2010-5-12 12711 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
  SBBG121991  Eleocharis geniculata A. Parikh, N. Gale 2003-6-16 759 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  POM8903  Eleocharis montevidensis var. montevidensis W. R. Dudley, F. H. Lamb 1896-6-12 4435 Los Angeles Gorman's Station Comment
  LA82498  Eleocharis palustris O. H. Kappler; 1943-5-2 387 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA191173  Eleocharis rostellata Robert F. Thorne, M. Z. Thorne 1967-7-19 37175 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  CAS-BOT-BC227119  Elymus A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  UCR140429  Elymus condensatus June Latting 1958-5-11 207 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  CAS-BOT-BC227496  Elymus elymoides LeRoy Abrams 1902-6-29 2597 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC207374  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  RSA579429  Elymus elymoides subsp. elymoides Timothy S. Ross 1994-5-31 7961 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA618594  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-5-18 9617 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR177792  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR260623  Elymus glaucus subsp. glaucus R. G. Swinney 2010-8-9 13455 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  UCR193710  Elymus stebbinsii R. G. Swinney, Dave Larson 1999-5-29 7211 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  HSC13509  Emmenanthe penduliflora David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  UCR193512  Emmenanthe penduliflora Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, upslope of Ganymede Dr., east of Division St., Mt. Washington, Los Angeles 194 Comment
  LA200517  Emmenanthe penduliflora var. penduliflora Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV22138  Emmenanthe penduliflora var. penduliflora V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 759 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  SBBG119346  Emmenanthe penduliflora var. penduliflora V. Soza with L. Gross 2001-5-14 1213 Los Angeles above Santa Anita Cyn, ca. 0.7 mi WNW of the Santa Anita Dam 762 Comment
  RSA300469  Encelia actoni John Dourley, Walter Wisura 1982-6-16 3832 Los Angeles Slopes above Little Rock forest station Comment
  RSA590823  Encelia actoni Orlando Mistretta 1992-5-8 275 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  SBBG60823  Encelia actoni R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UC1922691  Encelia actoni Scott D. White, A. Warniment 2006-7-7 11627 Los Angeles SE TEHACHAPI MTNS.: Gorman area, west of the I-5 Freeway at SR-138 interchange. Lebec 7.5' Quad. 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
  RSA724391  Encelia californica K. Dobry 1991-5-22 D- 762 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  SEINET3859877  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39.; 0 230 Comment
  LA211928  Ephedra nevadensis R. G. Swinney; 2010-5-12 12770 Los Angeles SAN GABRIEL MOUNTAINS, Carr Canyon above Mount Emma road crossing, 0.6 miles E of Littlerock Creek confluence with Carr Canyon. 945.0 Comment
  UCR123805  Ephedra nevadensis Steven R. Hill, K. Kramer 2001-4-22 33366 Los Angeles Southwestern Mojave, N foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 mi west of California Route 14, 0.9 mi west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 854 Comment
  UCR280549  Ephedra nevadensis R. G. Swinney 2014-4-18 16134 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  CAS-BOT-BC81964  Ephedra viridis Tim Ross; Steve Boyd 1990-5-29 2705 Los Angeles San Gabriel Mtns: Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just 1240 Comment
  NY99489  Ephedra viridis T. S. Ross 1995-4-26 8385 Los Angeles Liebre Mountains. Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. USGS 7.5' Liebre Mtn. Quadrangle 1024.1 Comment
  RSA774083  Epilobium brachycarpum R. G. Swinney 2009-7-22 11363 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  OBI69362  Epilobium canum John Knapp, Denise Knapp 2002-11-27 17 Los Angeles Santa Catalina Island 61 Comment
  CAS-BOT-BC166187  Epilobium canum subsp. canum F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass, near Los Angeles Comment
  CAS-BOT-BC166188  Epilobium canum subsp. canum R. J. Dobbs 1924-8-6 s.n. Los Angeles 4/5 mile north of Swetzer [Switzer] Stream Trail Comment
  CATA339  Epilobium canum subsp. canum Mark L. Hoefs 1973-7-14 380 Los Angeles Santa Catalina Island: East of Wrigley Memorial Garden, upper Avalon Canyon 106 Comment
  RSA588516  Epilobium canum subsp. latifolium Christopher Davidson 1967-10-7 963 Los Angeles Mt. Baldy trail from Baldy Village, ca. 3 or 4 miles past Bear Flat. 2439 Comment
  RSA761145  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR192950  Epilobium ciliatum Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, Griffith Park, Los Angeles 197 Comment
  UCR194064  Epilobium ciliatum R. G. Swinney, Dave Larson 1999-5-29 7219 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UCR270839  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-8-17 15617 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA458702  Epilobium glaberrimum subsp. glaberrimum F. R. Fosberg, Joseph A. Ewan 1931-8-12 5010 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  RSA72183  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1921-7-17 2499 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2012 Comment
  RSA613605  Epipactis gigantea Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Ant Canyon. 678 Comment
  UCR189851  Epipactis gigantea R. G. Swinney 1998-7-21 6474 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA304261  Epipactis gigantea James R. Shevock 1970-4-24 150 Los Angeles May Canyon, San Gabriel Mountains. 549 Comment
  LA200042  Equisetum X ferrissii Lawrence L. Kiefer; 1962-12-24 1828 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  UCR126841  Equisetum hyemale A. C. Sanders, Mark A. Elvin 2002-8-26 25583 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  CAS-BOT-BC57175  Equisetum hyemale subsp. affine Robert F. Thorne; C. W. Tilforth 1971-6-17 39939 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  JEPS60128  Equisetum hyemale subsp. affine Louis C. Wheeler 1931-9-27 161 Los Angeles San Dimas Canyon; San Gabriel Mts. 685 Comment
  UCR271876  Equisetum laevigatum R. G. Swinney 2011-6-23 15314 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA756985  Eragrostis A. C. Sanders 2009-11-6 37214 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA591514  Eragrostis cilianensis L. C. Wheeler 1931-9-11 139 Los Angeles 2 miles N Claremont grove. Comment
  CAS-BOT-BC213595  Eragrostis mexicana subsp. mexicana S. B. Parish 1891-1-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC284125  Eragrostis pectinacea var. pectinacea Ralph Hoffmann 1931-9-28 s.n. Los Angeles 6 mi. w. of Harold Comment
  RSA680166  Eremalche exilis Scott D. White 2003-6-8 9517 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UC868831  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  SEINET12140100  Eremocarpus setiger J. F. Bright, Wyman, C. 1931-1 5570 Los Angeles Comment
  UCR124550  Eriastrum densifolium subsp. densifolium B. C. Templeton 1932-7-21 5048 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR271188  Eriastrum densifolium subsp. densifolium R. G. Swinney 2011-7-8 15513 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA0107957  Eriastrum densifolium subsp. elongatum L. C. Wheeler 1933-6-24 1878 Los Angeles Tunjunga Wash 259 Comment
  UCR190773  Eriastrum sapphirinum R. G. Swinney 2001-5-18 7933 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA0121261  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1909-12-15 5239 Los Angeles Claremont. 365 Comment
  RSA207703  Ericameria cooperi James Henrickson 1965-4-22 1796 Los Angeles 3 miles S of Hi Vista, E of Saddle Back Butte. 915 Comment
  SD42003  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-4 Los Angeles Highway east of Mint Canyon. Comment
  JEPS31362  Ericameria linearifolia W. L. Jepson 1939-4-21 19241 Los Angeles Neenach School near Yucca Grove; western Mojave Desert, Antelope Valley 914 Comment
  LA36089  Ericameria linearifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15126 Los Angeles Santa Monica Mountains, Cornell Corners 213 Comment
  SD68971  Ericameria linearifolia James Henrickson 1966-4-16 2234 Los Angeles Soledad Canyon along Escondito Canyon Road, 1 mile northwest of Highway 14. 885 Comment
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Jul 9 2014
  UCD19288  Ericameria nauseosa Norman Frazier 1988-4-23 3 Los Angeles Los Angeles: Three Points, Rd. N2. Comment
  RSA712188  Ericameria nauseosa var. hololeuca A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26220 Los Angeles Western San Gabriel Mtns.: Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  CAS-BOT-BC298056  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles San Gabriel Mts, Swartout Valley, 1 mile E of Wrightwood Lodge 1828 Comment
  SD72773  Ericameria pachylepis F. R. Fosberg 1931-9-16 S 5681 Los Angeles East base of Baldwin Hills. 49 Comment
  LA202511  Ericameria pinifolia Carl Epling; 1925-1-10 6423 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  LA202514  Ericameria pinifolia Louis C. Wheeler; 1931-10-17 260 Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  UC527674  Ericameria pinifolia C. B. Wolf 1931-10-20 Los Angeles 0.5 mi above Montrose (on the rd from Tujunga to La Canada); San Gabriel Mts. 457 Comment
  UCR259234  Erigeron canadensis R. G. Swinney 2010-9-9 13735 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
  PASA1727  Erigeron foliosus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM4666  Erigeron foliosus P. A. Munz 1918-5-19 2274 Los Angeles Pomona. Comment
  SD262189  Erigeron foliosus Mitch Provance 2017-6-30 617 35 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  UCR271174  Erigeron foliosus R. G. Swinney 2011-7-8 15496 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  SFV10203  Erigeron foliosus var. foliosus J. G. Cuti 1978-6-20 68 Los Angeles 0.5 miles off Santa Susana Pass Road on Box Canyon Road. On abandoned dirt road. Comment
  RSA0119959  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula: Glory Trail east of Crenshaw Blvd. in Rolling Hills. 242 Comment
  SFV15632  Eriodictyon crassifolium M. Merchant 1982-4-18 16 Los Angeles San Gabriel Mountains Sunland. In wash at mouth of Big Tujunga Canyon. End of Tujunga Valley Street. 385 Comment
  UCR88677  Eriodictyon crassifolium Scott D. White, Chet McGaugh 1995-5-9 2998 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CAS-BOT-BC189152  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; J. Mark Porter 1995-5-4 8511 Los Angeles Texas Canyon, ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  RSA580307  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-25 7924 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  UCR192005  Eriodictyon crassifolium var. nigrescens A. C. Sanders 2008-4-17 34925 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  UCR271526  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CATA538  Eriodictyon traskiae Sara L. Crockett 1997-5-1 698 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  SD69701  Eriodictyon traskiae Robert F. Thorne 1966-4-29 36310 Los Angeles Santa Catalina Island; hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  RSA191142  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne 1967-7-19 37153 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA709374  Eriogonum angulosum A. C. Sanders, Mark A. Elvin 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle. 335 Comment
  UCR167534  Eriogonum angulosum Scott D. White, A. Warniment 2005-9-13 11223 Los Angeles Tehachapi Mtns, Slopes and plateaus west of Oso Canyon, c. 1-2 air mi N of Quail Lake 1159 Comment
  UC412875  Eriogonum baileyi A. Davidson 1901-8-11 1951 Los Angeles Rock Creek Comment
  LA82471  Eriogonum cinereum O. H. Kappler; 1943-9-18 540 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit 121 Comment
  POM214308  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA763579  Eriogonum cinereum Doris Bowers 1972-7-13 1861 Los Angeles Lunada Bay, Palos Verdes Pen. 1 Comment
  RSA766378  Eriogonum cinereum Joseph A. Ewan 1929-6-22 1505 Los Angeles Santa Monica Mtns: Rodgers Canyon. 145 Comment
  SBBG61917  Eriogonum cinereum R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  UC56808  Eriogonum cinereum Jos. Burtt Davy 1896-10-14 2731 Los Angeles Santa Monica Comment
  SBBG33437  Eriogonum cithariforme A. D. E. Elmer -Jun-1902 3713 Los Angeles Acton Comment
  CHSC114473  Eriogonum davidsonii Duncan S. Bell; Caitlin Elam 2013-8-1 5549 Los Angeles Transverse Ranges; San Gabriel Mountians region: Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  RSA590616  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-6-4 2800 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  RSA748449  Eriogonum davidsonii Orlando Mistretta 1992-7-9 660 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR190740  Eriogonum davidsonii R. G. Swinney 2001-5-18 7931 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  SBBG127613  Eriogonum elongatum var. elongatum R. Burgess, P. Munro 2008-10-8 8154 Los Angeles E side of Westlake Blvd, just SE of intersection of Westlake Blvd and Carlisle Rd, in grassy swale adjacent to tributary of Lake Eleanor Crk; Thousand Oaks 304 Comment
  UC6279  Eriogonum elongatum var. elongatum W. H. Brewer 1861-1-12 129 Los Angeles San Gabriel Comment
  RSA562339  Eriogonum elongatum var. elongatum D. Charlton, Tom Martin 1991-11 s.n. Los Angeles Goode Hills Rd. on disturbed slope formed by LA aqueduct 915 Comment
  UCR205265  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2005-8-15 8489 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UCR223284  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-7-23 11381 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
  POM305047  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-1-15 375 Los Angeles Altadena. 396 Comment
  RSA393419  Eriogonum fasciculatum var. foliolosum L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  RSA611976  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Laura Moore 1997-8-16 53 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. [Coordinates given are] at center of BFS; ca. 10 feet east of fire road. 412 Comment
  RSA0065151  Eriogonum fasciculatum var. polifolium R. G. Swinney 2009-11-18 11657 Los Angeles Summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon. 1280 Comment
  UCR124552  Eriogonum fasciculatum var. polifolium B. C. Templeton 1932-8-26 5093 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UCR252893  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-29 13398 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  CAS-BOT-BC250316  Eriogonum giganteum var. formosum Marcus E. Jones 1902-6-27 s.n. Los Angeles Catalina Island Comment
  CAS-BOT-BC253439  Eriogonum gracile J. Ewan 1931-10-24 5271 Los Angeles One mile above Malibu Lake Comment
  CAS-BOT-BC253456  Eriogonum gracile Alice Eastwood 1919-6-21 9049 Los Angeles San Fernando Comment
  UCR161521  Eriogonum gracillimum T. B. Salvato, Melissa Clemons 2005-9-27 1226 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA572346  Eriogonum microtheca var. johnstonii R. T. Hawke 1994-9-10 72 Los Angeles Southwestern ridge of Mt. San Antonio Comment
  CAS-BOT-BC268773  Eriogonum mohavense Ira L. Wiggins 1966-4-23 20622 Los Angeles E of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. Mohave [Mojave] Desert Comment
  CAS-BOT-BC268777  Eriogonum mohavense Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC268778  Eriogonum mohavense Oliver 1884-1-1 s.n. Los Angeles Antelope Valley Comment
  SBBG64064  Eriogonum mohavense R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  UCR223114  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-5-20 10802 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
  UCD170254  Eriogonum nudum var. pauciflorum R. G. Swinney 2009-6-24 11246 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain. 1988 Comment
  POM307214  Eriogonum plumatella Henry J. Ramsey, Henry J. Ramsey 1937-6-24 2056 Los Angeles Big Pines, Palmdale Road. Comment
  UCR145179  Eriogonum roseum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  CAS-BOT-BC267576  Eriogonum saxatile Le Roy Abrams 1901-7-10 1901 Los Angeles Wilson's Peak 1767 Comment
  CAS-BOT-BC267616  Eriogonum saxatile Geo. B. Grant 1901-5-1 3968 Los Angeles Unspecified 1524 Comment
  RSA586994  Eriogonum saxatile Orlando Mistretta 1992-5-8 302 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA65304  Eriogonum thurberi F. W. Peirson 1930-5-30 8901 Los Angeles shade of oaks, Mint Canyon 610 Comment
  HSC94030  Eriogonum umbellatum var. munzii Steve Boyd, L. Moore, M. Wall 1997-7-24 10020 Los Angeles Liebre Mtns. Region, summit of Liebre Mtn., saddle between Richardson and Bear canyon along USFS Rd. 7N23, 0.05 mi. E of jct. with rd. to Bear gulch Camp 1646 Comment
  UCR209273  Eriogonum wrightii R. G. Swinney 2008-10-7 9482 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC267671  Eriogonum wrightii var. trachygonum Chas. Van Deventer 1912-8-1 96 Los Angeles Unspecified 1828 Comment
  CAS-BOT-BC297972  Eriophyllum confertiflorum Javier Penalosa 1961-5-21 1522 Los Angeles San Gabriel Canyon Comment
  CHSC14032  Eriophyllum confertiflorum L. M. Mayer; I. J. Mayer 1974-4-10 158 Los Angeles On s side of Boquet Canyon Rd. ca 10 mi e of its intersection with Vasquez Canyon Rd. Comment
  OBI51925  Eriophyllum confertiflorum Patricia A. Krueger 1994-5-3 11 Los Angeles San Gabriel Mtns. 8 mi on 2N25-2 from Hwy 39 Comment
  POM357944  Eriophyllum confertiflorum B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM4923  Eriophyllum confertiflorum P. A. Munz 1918-5-19 2269 Los Angeles Pomona. Comment
  RSA652850  Eriophyllum confertiflorum Ron Martinolich 1991-5-3 46 Los Angeles Glendale, Flint Peak access road, 0.5 miles west of water tower, off road to southwest along old, overgrown road cut, 100 feet, at base of 10-25 foot cliff. Comment
  SFV16699  Eriophyllum confertiflorum P. Wilson, J. M. Albert 1996-6-12 3434 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  LA203548  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Cajon Pass Comment
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Nov 11 2014
  LA94443  Eriophyllum confertiflorum var. confertiflorum Norman A. Cole; May 1964 319 Los Angeles Santa Monica Mountains, 1.3 mi from 101 Alt., Pacific Coast Hwy along Rambla Pacifico, site No. 1 60 Comment
  RSA786899  Eriophyllum confertiflorum var. confertiflorum Doris Bowers 1957-5-12 547 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  UC468934  Eriophyllum confertiflorum var. confertiflorum J. Grinnell 1903-7-3 Los Angeles Scoville Hill Pasadena, Scoville Hill Comment
  SEINET11850698  Eriophyllum confertiflorum var. laxiflorum J. F. Bright, Wyman, C. 1933-1 8345 Los Angeles Boquet Canyon Comment
  RSA595624  Eriophyllum pringlei L. C. Wheeler 1967-5-9 9381 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG61085  Eriophyllum pringlei M. N. Ackley 1926-5-6 271 Los Angeles Little Rock foothills 914 Comment
  UCR124677  Eriophyllum pringlei B. C. Templeton, I. W. Clokey 1930-4-8 1034 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  RSA748193  Erodium botrys Scott D. White, Justin M. Wood 2009-5-6 12673 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  CDA4356  Erodium botrys L. C. Wheeler 1947-1-5 6454 a Los Angeles Along Santa Fe Railroad, 180 yards east of California Street on Duarte Road, Monrovia 0 Comment
  RSA0114179  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Santa Catalina Island. Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  RSA630363  Erodium botrys Louis C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Mouth of Big Tujunga. 434 Comment
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCSB19527  Erodium cicutarium Vernand, Ramona 1963-4-17 Los Angeles U.S. Highway 101 alternate; 10 miles NW of Santa Monica Comment
  CDA4368  Erodium moschatum L. C. Wheeler 1967-5-15 9570 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Ridgetop east southeast of Fremont Pass. Elev. 1950 ft. Comment
  RSA530304  Erysimum capitatum var. capitatum Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 488 Comment
  SEINET7063572  Eschscholzia caespitosa A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  CAS-BOT-BC403172  Eschscholzia californica John H. Thomas 1957-3-16 6504 Los Angeles Pt. Dume, near southernmost part of Pt. 762 Comment
  RSA0120562  Eschscholzia californica R. G. Swinney 2014-5-8 16449 Los Angeles San Gabriel Mountains; near Lang, 50-100 meters s.w. of Soledad Cyn. Hwy. at a curve, Santa Clara Wash and Bee Cyn. confl. 537 Comment
  RSA725900  Eschscholzia californica Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2920 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCSB8553  Eschscholzia californica Haller, John 1950-3-30 Los Angeles UCLA, Le Conte Ave., in front of University Extension buildings Comment
  RSA136849  Eschscholzia californica var. crocea Percy C. Everett, E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles N from entrance to Angeles National Forest, San Gabriel Canyon 366 Comment
  UCR220064  Eschscholzia minutiflora R. G. Swinney 2009-4-24 10446 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA578658  Eschscholzia minutiflora Tim S. Ross, J. Mark Porter 1994-5-1 7600 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UC1211040  Eucrypta chrysanthemifolia var. chrysanthemifolia Huron H. Smith 1912-5-29 5025 Los Angeles Santa Catalina Island; Summit Road 396 Comment
  UC1584708  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  SBBG133112  Euphorbia albomarginata B. C. Templeton 1967-7-18 10085 Los Angeles Little Tujunga Cyn at Marek Cyn 381 Comment
  UCR149471  Euphorbia albomarginata Valerie Soza, L. Moore 2000-5-30 968 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  UCR96196  Euphorbia albomarginata B. G. Pitzer 1996-4-21 2714 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA432463  Euphorbia crenulata Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  UCR213793  Euphorbia dendroides Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12685 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  RSA499116  Euphorbia helioscopia L. C. Wheeler 1936-6-28 4194 Los Angeles 3 miles SE of El Monte Comment
  RSA631085  Euphorbia peplus L. C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains;: Sunset Ridge on south side of Millard Canyon. 640 Comment
  UCSB18973  Euphorbia peplus Keefe, Joseph 1962-12-25 Los Angeles 325 West Norman Avenue, West Arcadia Comment
  UCR125160  Euphorbia polycarpa A. C. Sanders, Mark Elvin 2002-6-18 25123 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA716813  Euphorbia serpillifolia A. C. Sanders 2003-5-22 26829 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  CDA39008  Euphorbia terracina Michael O Brien 2012-8-26 s.n. Los Angeles El Matador State Beach; west of the Eucalyptus globulus windrow. 0 Comment
  RSA0073223  Eurotia lanata Bonnie C. Templeton 1931-5-17 1205 Los Angeles West of Lancaster, Mohave Desert. Comment
  CATA912  Extriplex californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1755 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SD40176  Extriplex californica Edith A. Purer 1931-3-19 Los Angeles El Segundo Comment
  SBBG31431  Festuca arundinacea R. F. Thorne 1967-5-18 36861 Los Angeles Middle Bullrush Cyn 243 Comment
  CATA1591  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2861 Los Angeles Santa Catalina Island: Road to Toyon Beach 182 Comment
  RSA0106121  Festuca dertonensis R. G. Swinney 2011-3-15 14078 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  CATA3512  Ficus carica Julia Parish 2017-12-30 045 Los Angeles Santa Catalina Island: Channel side; Upper middle canyon WMU, Renton Pass Rd, adjacent to Trans-Cat near water pipe 381 Comment
  SEINET10621144  Ficus carica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3883 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  UCR108449  Ficus carica L. C. Wheeler 1974-11-10 s.n. Los Angeles San Gabriel Mtns., Mesa at confluence of East Fork and San Gabriel Canyon. Comment
  RSA0088627  Ficus microcarpa R. E. Riefner Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  CAS-BOT-BC474716  Ficus rubiginosa R. E. Riefner, Jr. 2014-7-27 14 -262 Los Angeles City of Long Beach, N of E 2nd St., and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  POM8635  Filago californica P. A. Munz 1920-4-21 3691 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA674665  Filago californica Scott D. White, Kent Hughes 2000-5-17 7887 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA731663  Filago californica F. R. Fosberg 1931-3-25 S- 4306 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  RSA004508  Filago californica Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  RSA80363  Foeniculum vulgare F. W. Peirson 1920-6-22 2164 Los Angeles Fruiting branch from New York Drive, Altadena Comment
  SD38854  Foeniculum vulgare Edith A. Purer 1931-5-4 Los Angeles Los Angeles, Vacant lot south of city Comment
  HSC101280  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns. / Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR220284  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  LA207722  Frangula californica Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  SBBG122033  Frangula californica subsp. californica S. D. White, B. Leatherman 2005-3-18 10796 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  LA207414  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-22 7840 Los Angeles San Gabriel Mountains, San Gabriel Peak 1866 Comment
  CAS-BOT-BC223750  Frankenia salina F. Almeda; M. Mathias; J. Sauer 1975-5-18 2559 Los Angeles Santa Cruz Island Comment
  RSA134730  Fraxinus dipetala Percy C. Everett, E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 488 Comment
  RSA578836  Fraxinus dipetala Tim S. Ross, Darin Banks 1994-4-13 7526 Los Angeles Lower Clearwater Canyon: riparian strip and adjacent lower slopes; ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1. 674 Comment
  UCR217411  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  UCR205917  Fremontodendron californicum R. G. Swinney 2008-5-5 8748 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA426868  Fremontodendron californicum J. Aug. Kusche 1922-05 9556 Los Angeles Mojave Desert. Comment
  UC72260  Fritillaria biflora C. J. Fox 1903-4 Los Angeles Highland Park Comment
  RSA719092  Funastrum cynanchoides var. cynanchoides Naomi Fraga 2001-5-27 55 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UC450856  Galinsoga parviflora var. parviflora Fay A. MacFadden 1931-1-21 Los Angeles Monrovia Comment
  RSA9649  Galinsoga parviflora var. parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles Garey Ave. 3 mi N Pomona 305 Comment
  UCR189695  Galium R. G. Swinney 1998-7-24 6571 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  UCD121579  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed: hills west of San Martinez Grande Canyon, north of Hwy. 126, Newhall Ranch. 366 Comment
  UCR190422  Galium angustifolium R. G. Swinney 2001-6-16 7985 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  UCR252558  Galium angustifolium R. G. Swinney 2010-6-21 13251 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA615923  Galium angustifolium subsp. angustifolium Scott D. White, Brian Leatherman 1997-1-14 6043 Los Angeles Santa Clara River Watershed. Upper Oak Springs Canyon above existing gravel quarry. 579 Comment
  UC1409136  Galium angustifolium subsp. angustifolium R. F. Thorne and L. E. DeBuhr 1972-8-18 42245 Los Angeles just below peak of Mt. Islip; San Gabriel Mountains, Angeles National Forest 2499 Comment
  RSA584137  Galium angustifolium subsp. nudicaule Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2981 b Los Angeles San Gabriel Mountains, Upper Tujunga Canyon: ridge descending NE from Barley Flats Road toward Big Tujunga Creek (ca. 0.9-1.4 air-miles E of Barley Flats) 1280 Comment
  CHSC95773  Galium aparine LeRoy Gross; Naomi Fraga 2002-4-4 508 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  RSA0107228  Galium aparine R. G. Swinney 2011-5-19 14786 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  SBBG13298  Galium aparine M. A. Piehl 1962-6-9 62346 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR205053  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  SBBG17754  Galium aparine P. H. Raven 1962-5-8 17595 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  POM367791  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Brown Flat - Fern Canyon water trail. 1220 Comment
  RSA549185  Galium californicum subsp. flaccidum Tim S. Ross, Peter Fritsch 1990-6-20 3663 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UC1409084  Galium catalinense Robert F. Thorne and Doug Propst 1973-2-12 Los Angeles on slopes of hill e Isthmus (above Banning House); Santa Catalina Island, Ironwood Gully 182 Comment
  RSA248873  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  POM367802  Galium catalinense subsp. catalinense F. R. Fosberg 1931-4-12 S- 4572 Los Angeles Cliffs near Jewfish Point, Santa Catalina Island. 10 Comment
  RSA167787  Galium catalinense subsp. catalinense Robert F. Thorne, Percy C. Everett 1964-2-6 33299 Los Angeles Santa Catalina Island above Fourth of July Cove. 30 Comment
  RSA653388  Galium grande Steve Fischer 1998-7-24 SFCNPS 21 Los Angeles On lower side of Upper Winter Creek Trail. 744 Comment
  RSA678816  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. 838 Comment
  UCR84859  Galium hallii R. F. Thorne, M. Z. Thorne 1969-7-10 38418 Los Angeles San Gabriel Mtns., Angeles National Forest, c. 1.5 miles west of Wrightwood 1951 Comment
  UC1409078  Galium jepsonii R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42205 Los Angeles ne slope San Gabriel Mts., Angeles National Forest, Mt. Waterman 2103 Comment
  LA200803  Galium nuttallii subsp. nuttallii Jonathan Sauer; H. N. Sauer 1974-4-16 5570 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon - Topanga Canyon, ridge between Tuna Canyon and Topanga Canyon. Comment
  UCR182478  Galium parishii R. G. Swinney 1997-7-17 5686 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  UCR190911  Galium parishii R. G. Swinney 1998-7-2 6236 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  LA201530  Galium parisiense Arthur C. Gibson; 2003-6-4 4898 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA653923  Galium porrigens var. porrigens Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1036 Los Angeles San Gabriel Mountains: Firebreak above Chantry Flat Heliport, 0.7 mile southwest of Chantry Flat along FS Road 2N41.2, south of San Olene Canyon. 854 Comment
  RSA424695A  Galvezia speciosa M. B. Dunkle 1929-4-7 2091 Los Angeles White's Landing, Santa Catalina Island. Comment
  SBBG131131  Gamochaeta ustulata S. A. Junak 1999-5-21 SCa 969 Los Angeles E side of KBRT Valley, NE of Antenna Farm Valley 445 Comment
  UC1922251  Garrya veatchii LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2456 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of the range. Whiting Woods road about three quarters to the main crest. Near. 671 Comment
  RSA642512  Gaura coccinea D. E. Bramlet 1999-5-21 2785 Los Angeles Puente Hills. 549m northwest of the 57/60 freeway and 366m north of Grand Avenue. 488m southwest of Beaverhead Drive in Diamond Bar. 226 Comment
  POM9773  Gaura sinuata F. W. Peirson 1920-6-13 2160 Los Angeles Altadena, at northwest corner of N.Y. Ave. and Maiden Lane. Comment
  UCR210129  Gayophytum R. G. Swinney 2008-7-24 9347 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCR182848  Gayophytum diffusum subsp. parviflorum R. G. Swinney 1997-8-6 5760 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  UCR91363  Genista canariensis Scott D. White 1995-3-15 2568 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  CAS-BOT-BC208062  Genista monspessulana Carl B. Wolf 1941-6-25 s.n. Los Angeles Santa Catalina Island. About 1 mi. NE. of Wrigley Mausoleum at head of Avalon Valley 121 Comment
  SBBG51533  Geranium bicknellii M. H. Ward 1975-5-2 171 Los Angeles Pasadena Comment
  UCR23668  Geranium robertianum Alfred R. Roos 1958-6-3 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
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Apr 11 2012
  UCR162287  Gilia Anuja Parikh, Nathan Gale 2004-6-2 2030 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
  SFV12018  Gilia achilleifolia D. L. Koutnik, B. Holguin 1978-4-1 207 Los Angeles Sierra Pelona Valley. West side of Anthony Road and north of Sierra Highway. 890 Comment
  UCR60814  Gilia aliquanta subsp. aliquanta Steve Boyd, Orlando Mistretta 1986-3-31 1535 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  LA33443  Gilia angelensis Peter H. Raven; Henry J. Thompson 1959-4-3 13924 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  SEINET11261918  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line. ( Val Verde 7.5' Q.); 0 314 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
  LA202768  Gilia capitata subsp. abrotanifolia J. Warren; 1952-5-8 sn Los Angeles University of California, Los Angeles, near Hershey Hall 121 Comment
  LA206506  Gilia capitata subsp. abrotanifolia Doris Daw; 1940-5-7 2 Los Angeles Elizabeth Lake Comment
  RSA470238  Gilia capitata subsp. abrotanifolia Freda Detmers, Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA71818  Gilia capitata subsp. abrotanifolia F. W. Peirson 1923-5-21 4705 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  UCR189283  Gilia diegensis R. G. Swinney 1998-5-16 6092 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  LA206528  Gilia latiflora subsp. davyi Harvey Anderson; 1932-3-30 sn Los Angeles Quail Lake Comment
  RSA95663  Gilia latiflora subsp. davyi Verne Grant 1955-4-16 9578 Los Angeles Near Lancaster Junction south of Gorman on Hwy 99. Comment
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Apr 10 2012
  CHSC95911  Gilia latiflora subsp. excellens LeRoy Gross 2005-5-3 2211 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  CAS-BOT-BC226402  Gilia latiflora subsp. latiflora Ira L. Wiggins 1966-4-24 20618 Los Angeles Along E side of 145th Street E between Palmdale Boulevard and Avenue O, North of Pearblossom. Mohave [Mojave] Desert Comment
  RSA229748  Gilia latiflora subsp. latiflora Wesley O. Griesel 1962-4-14 s.n. Los Angeles Little Rock Dam. 976 Comment
  RSA660393  Gilia leptantha subsp. transversa Orlando Mistretta 1992-6-19 598 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  RSA469464  Gilia minor George R. Johnston 1930-3-30 s.n. Los Angeles Lancaster. Comment
  UC1602122  Gilia nevinii S. B. Parish 1885-4-1 Los Angeles San Clemente Island Comment
  UCR102621  Gilia ochroleuca subsp. bizonata B. G. Pitzer 1998-5-23 3759 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR223457  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-6-8 11098 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  CAS-BOT-BC402024  Gilia ochroleuca subsp. bizonata K. H. Rechinger 1953-1-1 1093 Los Angeles Mojave Desert, Palmdale Comment
  CAS-BOT-BC407850  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-27 3044 a Los Angeles San Gabriel Mountains, Rock Creek 1219 Comment
  CHSC95867  Gilia ochroleuca subsp. vivida LeRoy Gross; Michael Denslow 2003-6-4 972 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to Mt. Williamson. UTM Zone: 3802522N 0431429E. 2195 Comment
  CAS-BOT-BC402059  Gilia ochroleuca subsp. vivida Verne Grant; Alva Grant 1951-6-15 16057 Los Angeles San Gabriel Mts., Inspiration Point s.w. of Big Pines 2255 Comment
  RSA747619  Gilia splendens R. G. Swinney 2008-6-10 9003 Los Angeles Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  UCR240244  Gnaphalium californicum Dan S. Cooper 2012-9-26 912- 60 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA670958  Gnaphalium canescens subsp. microcephalum Joseph M. Keefe 2001-3-19 31156 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  RSA573471  Gnaphalium chilense Timothy S. Ross 1992-6-15 6578 Los Angeles Whittier Hills (local name for the western extremity of the Puenta Hills): ridgetop between Turnbull Canyon and the S fork of Sycamore Canyon. 323 Comment
  POM4627  Gnaphalium microcephalum Fred Burlew 1917-09 s.n. Los Angeles Crescenta. Comment
  RSA599518  Gnaphalium palustre Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9471 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA611072  Gnaphalium stramineum L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  POM188387  Goodmania luteola P. A. Munz, T. Craig 1933-5-13 12932 Los Angeles 10 miles south of Muroc. Comment
  RSA584319  Grayia spinosa T. S. Ross, Steve Boyd 1991-3-23 4259 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development 926 Comment
  RSA182330  Guillenia lasiophylla J. D. Olmsted 1962-4-30 3417 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA479517  Guillenia lasiophylla Steve Boyd, Thomas Elias 1987-4-14 2062 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  UC10942  Guillenia lasiophylla W. H. Brewer Feb 1861 204 Los Angeles Santa Susanna Mountains Comment
  SBBG106223  Hainardia cylindrica S. A. Junak 1985-5-14 SCl 71 Los Angeles main rd, roughly midway between intersection with rd to Lemon Tank and intersection with rd to Pk 1603 and Field Stn at Camera Pad "Stone" 381 Comment
  UCR88657  Haplopappus squarrosus Scott D. White 1995-10-19 3716 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
  UCR218010  Haplopappus venetus A. C. Sanders, Dan S. Cooper 2010-8-5 38576 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA590422  Harpagonella palmeri T. S. Ross 1993-4-21 6843 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  RSA612109  Harpagonella palmeri Steve Boyd, Valerie Soza 1998-4-28 10158 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon, top of ridge on south side of the canyon. 634 Comment
  SBBG119925  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  SBBG20510  Hazardia cana E. R. Blakley 1963-12-8 6397 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  OBI34894  Hazardia squarrosa var. grindelioides David J. Keil 1983-8-23 17869 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  UCR117110  Hedera helix A. C. Sanders, D. Malueg 2001-5-17 24325 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA609124  Helenium puberulum L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 Comment
  CAS-BOT-BC223990  Helianthemum scoparium Carl B. Wolf 1932-5-13 3625 Los Angeles Santa Catalina Island. 3 1/2 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA563527  Helianthemum scoparium T. S. Ross, Walter Appleby 1993-5-13 7127 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UCR255793  Helianthemum scoparium R. G. Swinney 2010-3-10 11820 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. 488 Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA627085  Helianthus annuus Scott D. White 1998-4-28 6349 Los Angeles Palos Verdes area: Slope above Portugese Bend, east of Altamira Cyn. 61 Comment
  SD262190  Helianthus annuus R. G. Swinney 2014-5-27 16656 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forksof Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  UCR217344  Helianthus annuus David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  RSA600837  Helianthus annuus subsp. lenticularis L. C. Wheeler 1967-5-13 9534 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA0012960  Helianthus californicus I. M. Johnston 1928-9-4 11147 Los Angeles Bouquet Canyon 762 Comment
  CHSC95512  Helianthus gracilentus LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Low foothills north of the 210 freeway. We followed the firebreak southwest. 598 Comment
  RSA593422  Helianthus gracilentus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8898 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SD69692  Helminthotheca echioides Robert F. Thorne 1966-5-31 36450 Los Angeles Santa Catalina Island, grassy field along Isthmus, road back of Little Harbor 4 Comment
  RSA360329  Hemizonia australis M. B. Dunkle 1933-9-30 3821 Los Angeles Long Beach 9 Comment
  RSA713814  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2005-5-24 30272 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area. ca. 0.5 mi. NW of community of Mint Canyon 549 Comment
  RSA613268  Hemizonia fasciculata L. C. Wheeler 1976-7-29 s.n. Los Angeles 1 mile south southeast of Domiguez Hills: Del Amo Boulevard and Alameda Street. 12 Comment
  CAS-BOT-BC388494  Herniaria hirsuta var. cinerea Timothy S. Ross; J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains. Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  RSA0086537  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SEINET6730995  Hesperocnide tenella G. B. Grant 1904-5-26 564 -6267 Los Angeles Pasadena Comment
  UC557779  Hesperocnide tenella Nell Murbarger May, 1936 169 Los Angeles canyon on e side San Clemente Island; canyon on e side San Clemente Island Comment
  RSA0081051  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 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
  CATA3381  Heteromeles arbutifolia Peter J. Dixon 2016-5-24 058 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m north of Laura Stein Volunteer Camp 387 Comment
  RSA482495  Heteromeles arbutifolia Richard Noyes, L. Arnseth 1988-4-30 548 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  SBBG17070  Heteromeles arbutifolia M. Vincent 1962-7-10 280 Los Angeles Cold Cyn just off Mulholland Highway Comment
  SFV21041  Heteromeles arbutifolia L. Gross 2001-11-10 450 Los Angeles Verdugo Mountains North side of mountains on Santa Monica Mountains Conservancy land. South side of La Tuna Canyon Road just west of the 210 Freeway, La Tuna Canyon exit. Sunny area near canyon bottom. 427 Comment
  UCR210532  Heteromeles arbutifolia R. G. Swinney 2008-12-4 9944 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  CLARK-A1528-1929  Heterotheca grandiflora John C. Roos 1942-9-26 1715 Los Angeles Los Angeles Comment
  RSA0031804  Heterotheca grandiflora Geraldine Dodd 1992-5-25 025 Los Angeles 2 miles north of Santa Anita Canyon Rd. from Sturtevant Dr. intersection. 457 Comment
  UC75960  Heterotheca grandiflora Geo. B. Grant 1901-1-1 568 Los Angeles Pasadena Comment
  UC897762  Heterotheca grandiflora Ezra C. Knopf 215 Los Angeles Santa Catalina Island Comment
  UCR205947  Heterotheca grandiflora A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37081 B Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA0074444  Heterotheca grandiflora Gerald W. Fisher 1948-2-8 s.n. Los Angeles West bank Hollywood Reservoir (Mulholland Dam). Comment
  SEINET11261243  Heterotheca grandiflora K. Dobry 1991-8-18 d 306 Los Angeles Soka University, Los Virgenes and Hulholland Hwy. Santa Monica Mountains.; 0 Comment
  CDA30209  Heterotheca sessiliflora subsp. fastigiata J. Dittes 2003-12-27 860 B Los Angeles Western Transverse Ranges; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon Comment
  OBI35961  Heterotheca sessiliflora subsp. fastigiata J. & B. Semple, B. Semple 1981-8-14 5592 Los Angeles Ca-2 N of La Canada Flintridge Boudnary of natl fores (San Gabriel Mts) Comment
  UCR238977  Heterotheca villosa Anuja Parikh, Nathan Gale 2010-5-4 3144 Los Angeles South Coast, San Gabriel Valley, south of Santa Fe Dam, along east side of Live Oak Lane, 0.6 km southeast of intersection of Hwy I-605 and Arrow Hwy 128 Comment
  CAS-BOT-BC48175  Heuchera elegans Geo. B. Grant 1906-6-1 570 Los Angeles So. Calif. - Summit of Mt. Lowe 1828 Comment
  RSA0066170  Heuchera elegans Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2304 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  UC50197  Heuchera elegans Geo. B. Grant June 1906 570 Los Angeles summit of Mt. Lowe; Pacific Caost, Mt. Lowe 1828 Comment
  SEINET10598939  Hilaria rigida Carl C. Epling Epling s.n. Los Angeles Wash near Saltan Sea. 5 Comment
  UC160451  Hirschfeldia incana A. Davidson, M. D. Nov 1911 2787 Los Angeles Los Angeles Comment
  SFV12024  Hirschfeldia incana D. L. Koutnik 1978-3-27 167 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UC860195  Holodiscus discolor Ira W. Clokey, B. Templeton 1929-5-1 4547 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 400 Comment
  SBBG13209  Hordeum murinum M. A. Piehl 1962-6-9 62331 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR258589  Hordeum murinum R. G. Swinney 2010-4-23 12364 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC289336  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA755960  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-7 2374 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 Comment
  CAS-BOT-BC289405  Hordeum murinum subsp. leporinum Peter H. Raven 1959-4-4 13973 Los Angeles Point Dume, Santa Monica Mountains 21 Comment
  POM352468  Hordeum murinum subsp. leporinum H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. 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
  RSA188305  Hordeum vulgare R. F. Thorne 1966-6-2 36529 Los Angeles Santa Catalina Island, east of Black Jack Mountain 427 Comment
  RSA85236  Horkelia bolanderi F. W. Peirson 1923-8-31 4026 Los Angeles Earthquake rift, 2 miles W of Big Pines, N face of San Gabriel Mts. 1860 Comment
  UCR271857  Horkelia rydbergii R. G. Swinney 2011-6-23 15312 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UC303969  Hulsea heterochroma Geo. B. Grant 1902-6-10 Los Angeles Marlins Camp Comment
  RSA230220  Hulsea vestita subsp. gabrielensis R. F. Thorne 1969-7-2 38257 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA0085335  Hypochaeris glabra R. G. Swinney 2010-4-1 12160 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCD133316  Hypochaeris glabra Donald R. Bissing 1973-6-2 146 Los Angeles Evey Canyon, San Gabriel Mountains. 0.3 mile from mouth of canyon. 719 Comment
  UCR18378  Hypochaeris radicata O. F. Clarke 1977-7-4 s.n. Los Angeles Pasadena, residential garden at 384 North Oakland Avenue 268 Comment
  UC624983  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-12 S 4576 Los Angeles Palisades near Jewfish Pt.; Santa Catalina Island 15 Comment
  RSA763355  Isocoma menziesii var. vernonioides Doris Bowers 1970-6-7 784 Los Angeles Palos Verdes Pennisula 305 Comment
  UC1594418  Isomeris arborea Tim Ross 1992-4-14 6149 Los Angeles s of Nanny Canyon, San Clemente Island (first major escarpment draw s of Nanny Canyon); San Clemente Island 182 Comment
  SEINET6070046  Iva axillaris Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCD51384  Jarava speciosa A. A. Beetle 1942-4-24 3212 Los Angeles 6 miles W of Llano. Comment
  CAS-BOT-BC340171  Jaumea carnosa S. B. Parish; W. F. Parish 1882-10-1 1108 Los Angeles Unspecified Comment
  POM302280  Juglans californica Lyman Benson 1957-4-17 15721 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  RSA0011193  Juglans californica I. M. Johnston 1918-9-3 s.n. Los Angeles W of Pomona Comment
  SD181472  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin, Verdugo Mountains region, southeast side, along Las Flores Mountain Way, dirt road south of Polaris Drive; Pasadena [quad]. Collected along road; top of ridge in open grassy area, just north of the road, has one large specimen. 395 Comment
  UC847332  Juglans californica var. californica Ira W. Clokey, B. Templeton June 1929 4585 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  CAS-BOT-BC518750  Juglans hindsii R. E. Riefner, Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles. Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity Haskell Creek at Woodley Park, E of Woodley Ave., W of San Diego Freeway, N of Burbank Blvd. 227 Comment
  SD253478  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 113 Los Angeles San Fernando Valley, Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, E of Woodley Av3e, W of San Diego Freeway, N of Burbank Balvd. 213 Comment
  SDSU6924  Juglans regia Gerald Collier 1951-5-5 Los Angeles Temple city 10 miles east of L.A on lower Azusa Road. 1 mile east of Rosemead blvd. Comment
  UCR204572  Juncus balticus R. G. Swinney 2005-8-5 8389 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA729721  Juncus balticus subsp. ater R. G. Swinney 1999-6-21 7348 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA545179  Juncus bufonius Timothy S. Ross 1992-4-16 6202 Los Angeles Central part of island on upland Stipa pulchra grassland; 289 degrees WNW. 500m distant from 1603 peak above Stone station. San Clemente Island 439 Comment
  CATA807  Juncus bufonius var. bufonius Mark L. Hoefs, Robert Given 1991-6-12 1379 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  CATA835  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1434 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  UCR153128  Juncus bufonius var. occidentalis A. C. Sanders 2005-5-5 29897 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA0022983  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-8-1 5572 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 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
  RSA669338  Juncus macrophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 562 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SD260149  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Criso Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5'Q) 1096 Comment
  POM176545  Juncus macrophyllus C. F. Baker 1903-9-20 3695 Los Angeles Hills above Claremont Comment
  RSA588610  Juncus macrophyllus Orlando Mistretta 1994-5-23 1243 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA642710  Juncus macrophyllus Orlando Mistretta 1992-6-13 694 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA601325  Juncus mexicanus Steve Boyd, Lauren Raz 1997-6-18 9968 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR199604  Juncus patens Justin M. Wood 2008-5-31 06 Los Angeles Western Transverse Range; Santa Monica Mtns., Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail 300 Comment
  UCR206140  Juncus rugulosus R. G. Swinney 2008-5-30 8911 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR210247  Juncus rugulosus R. G. Swinney 2008-8-14 9433 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  RSA368360  Juncus textilis L. C. Wheeler 1931-9-27 167 Los Angeles San Dimas Canyon, San Gabriel Mountains. 610 Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  UC142404  Juncus textilis Ernest Braunton Sep 1902 666 Los Angeles Los Angeles River Comment
  RSA774833  Juncus xiphioides Orlando Mistretta, Christine Mistretta 2010-6-8 5282 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  RSA596050  Juniperus californica T. S. Ross, J. Mark Porter 1995-5-4 8417 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  RSA764136  Juniperus californica Doris Bowers 1957-4-25 33 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  UCR3151  Juniperus californica Frank C. Vasek 1964-6-5 640605- 01 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  RSA549811  Keckiella breviflora var. breviflora Wandalee Thompson 1964-6-16 49 Los Angeles Pine Canyon Rd, south side of N-2, 10 miles west of Elizabeth Lake, foot of Liebre Mountain 1128 Comment
  RSA0115991  Keckiella cordifolia R. G. Swinney 2010-8-11 13495 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UC1302317  Keckiella cordifolia Robert F. Thorne and P. C. Everett 1964-2-7 33485 Los Angeles Middle Canyon; Santa Catalina Island 152 Comment
  RSA0091196  Keckiella cordifolia Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA0113212  Keckiella cordifolia Steven A. Junak 2000-5-19 SCa- 1321 Los Angeles Santa Catalina Island. N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 229 Comment
  RSA550394  Keckiella ternata subsp. ternata Tim S. Ross 1992-7-10 6683 -B Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; N and NE slope above stream. 975 Comment
  RSA100617  Kochia scoparia Robert W. Townsend 1955-08 s.n. Los Angeles Exposition Blvd. at Crenshaw Blvd., Pacific Electric railroad right-of-way, Los Angeles. Comment
  OBI62830  Krascheninnikovia lanata Beth Waterbury 1983-4-14 42 Los Angeles 21 mi SE of Gorman on State hwy 138. 671 Comment
  SBBG72610  Krascheninnikovia lanata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR141692  Krascheninnikovia lanata June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  UCR281175  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  CAS-BOT-BC341491  Lagophylla ramosissima James I. McMurphy 1916-8-7 s.n. Los Angeles Tejon Pass Comment
  SJSU2244  Lagunaria patersonia C. W. Sharsmith 1942-9-9 4513 Los Angeles public park opposite Beverly Hills Hotel, Beverly Hills Comment
  PASA642  Lamarckia aurea Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  UC818674  Lamarckia aurea Marcus E. Jones, A. M. 1882-5-1 3214 Los Angeles Los Angeles Comment
  CAS-BOT-BC435224  Lampranthus tenuifolius A. C. Sanders 1987-7-22 7177 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA720158  Lantana montevidensis LeRoy Gross 2007-4-21 2649 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. Near 336 Comment
  RSA594350  Larrea tridentata Steve D. Boyd, Lauren Raz 1996-10-14 9057 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  CAS-BOT-BC338113  Lasthenia californica Le Roy Abrams 1901-4-1 1188 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC338118  Lasthenia californica Le Roy Abrams 1901-4-1 1228 Los Angeles Ballona Harbor Comment
  POM361488  Lasthenia californica M. B. Dunkle 1932-5-28 2967 Los Angeles White's Landing, Santa Catalina Island. Comment
  CAS-BOT-BC354216  Lasthenia coronaria L. R. Abrams 1901-4-1 1388 Los Angeles Monte Vista Comment
  CAS-BOT-BC352917  Lasthenia coronaria F. W. Peirson 1921-3-3 330 Los Angeles Arroyo Seco, San Gabriel Mts. 350 Comment
  RSA600029  Lasthenia gracilis Steve Boyd, Lauren Raz 1997-3-25 9249 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
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Apr 28 2008
  UC30444  Lasthenia gracilis Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR13453  Lasthenia gracilis O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  CHSC14093  Lathyrus vestitus M. MacArthur 1968-5-5 114 Los Angeles Solitary along edge of fire road, ca. 300 yds e of Verdugo Rd, in the San Rafael Hills, ca. 4 mi ne of Glendale. 396 Comment
  RSA155648  Lathyrus vestitus subsp. alefeldii D. Meadows 1928-1-1 313 -a Los Angeles Catalina Island. Avalon. Comment
  POM244876  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-25 S- 4373 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  POM50626  Lathyrus vestitus subsp. laevicarpus L. R. Abrams 1901-4-3 1303 Los Angeles Santa Monica Mountains. Comment
  RSA748787  Lathyrus vestitus var. vestitus Justin M. Wood 2009-4-13 486 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 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
  CDA5006  Lavatera cretica Scott D. White 1998-4-28 6350 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Palos Verdes area: Slope above Portugese Bend , east of Altamira Cyn. Vegetation types including annual grassland, degraded coastal sage scrub, and degraded sumac chaparral. USGS 7 1/2 San Pedro quad ca 33 44 1/2 N, 118 22 1/2 W Comment
  CAS-BOT-BC321514  Layia glandulosa Le Roy Abrams 1901-4-6 1402 Los Angeles Big Tujunga Wash Comment
  RSA589113  Layia glandulosa Timothy S. Ross 1992-4-4 6101 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road 1207 Comment
  RSA702959  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  SBBG8526  Layia glandulosa H. and M. Dearing 1930-4-15 2743 Los Angeles between Cajon Pass and Palmdale Comment
  POM362206  Layia hieracioides N. C. Cooper 1945-5-1 2200 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  CATA166  Layia platyglossa Mark L. Hoefs 1973-3-17 129 Los Angeles Santa Catalina Island: By K.B.I.G. on Airport Road 411 Comment
  UCR128133  Layia platyglossa Anuja Parikh, Nathan Gale 2003-5-26 s.n. Los Angeles N side of Santa Susana Mtns., Newhall Ranch, Salt Creek, lower end of east fork in survey area 79 427 Comment
  RSA608635  Layia platyglossa subsp. platyglossa L. C. Wheeler 1931-3-20 s.n. Los Angeles San Dimas: Puddingstone. Comment
  RSA368971  Lemna valdiviana T. S. Clare 1929-12-12 s.n. Los Angeles La Brea Pits. Comment
  POM277120  Lepidium flavum E. S. Steele, G. F. Pratt 1934-3-22 2883 Los Angeles Northwest of Lancaster, Mohave Desert. Comment
  RSA177868  Lepidium nitidum R. F. Thorne, P. Everett 1965-5-11 34644 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  SD69661  Lepidium nitidum var. nitidum Robert F. Thorne, Reed Rollins, Propst, R. Carolin 1967-3-19 36762 Los Angeles Santa Catalina Island: Near head of Toyon Canyon Road, upper end west fork of Gallagher's Canyon 365 Comment
  UCR25179  Lepidospartum latisquamum John C. Roos 1951-7-30 5073 Los Angeles San Gabriel Mtns., Swarthout Valley between Wrightwood and Big Pines 1982 Comment
  UCR273283  Lepidospartum squamatum R. G. Swinney 2011-10-18 15829 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
  CAS-BOT-BC273935  Leptochloa fusca subsp. fascicularis E. K. Balls 1953-7-15 18356 Los Angeles In Botanic Garden, Claremont 411 Comment
  UCR186597  Leptochloa uninervia T. B. Salvato, Sarah Flack 2007-8-8 3035 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR114220  Leptodactylon californicum A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  UCR200218  Leptodactylon californicum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 894 Los Angeles Verdugo Mountains, Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland 457 Comment
  RSA468562  Leptosiphon androsaceus I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  RSA469970  Leptosiphon bicolor M. B. Dunkle 1939-4-4 7262 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  POM364546  Leptosiphon breviculus H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  RSA0095150  Leptosiphon breviculus Mark Hotchkiss 1977-5-20 s.n. Los Angeles San Gabriel Mtns. Batchelder Range. 1310 Comment
  POM364640  Leptosiphon liniflorus Anstruther Davidson 1889-09 s.n. Los Angeles Glendale. Comment
  SBBG89160  Leptosyne bigelovii A. C. Sanders, E. J. Lawlor 1988-4-3 7751 Los Angeles SW end of the Tehachapi Mts, ca. 1 mi NW of Gorman on a gas line rd, ca. 0.4 mi above the old highway 1280 Comment
  UCR280519  Leptosyne bigelovii R. G. Swinney 2014-4-17 16069 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SJSU7924  Leptosyne californica H. J. Sebring 1956-4-28 Los Angeles near Llano W of Little Rock Comment
  LA32102  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-18 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  CAS-BOT-BC339270  Lessingia glandulifera var. glandulifera Timothy S. Ross; Steve Boyd 1990-5-29 2682 Los Angeles San Gabriel Mountains. SE edge of Valyermo: along NE side of Valyermo Rd from ca 3730-3750, then S of the road from ca 3750-3770 feet elevation 1149 Comment
  UC1069808  Lessingia glandulifera var. glandulifera H. S. Yates 1936-8-28 6369 Los Angeles 2 mi se Big Pine Park; San Antonio Quad. Comment
  UCR103762  Lessingia glandulifera var. glandulifera David Charlton, Robb Fishman 1990-8-30 3929 Los Angeles Western Mojave Desert, Palmdale, corner of Ave 'R' and 30th Street East, c. 1 mile south of Hwy 138 808 Comment
  UCR70745  Lessingia glandulifera var. glandulifera Fay A. MacFadden 1931-7-8 3080 Los Angeles Pacoima Wash, San Fernando Valley 350 Comment
  CAS-BOT-BC339563  Lessingia glandulifera var. peirsonii Ynez Whilton Winblad 1937-9-1 s.n. Los Angeles Ridge Route Comment
  UCR190941  Lewisia rediviva R. G. Swinney, Cody Clarke 2001-6-20 8001 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  CAS-BOT-BC283750  Leymus condensatus Ira L. Wiggins 1965-9-26 20255 Los Angeles Carbon Canyon about 3.5 miles above its mouth Comment
  RSA0047902  Leymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  CAS-BOT-BC274470  Leymus triticoides Alice Eastwood 1906-5-27 160 Los Angeles San Pedro Comment
  RSA594457  Leymus triticoides Steve Boyd, Lauren Raz 1996-9-24 8953 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
  CATA2203  Limonium perezii Sara L. Crockett, Michael Daligdig 1996-10-21 6 Los Angeles Santa Catalina Island: Descanso Beach Club 6 Comment
  UCR48939  Limonium perezii A. C. Sanders 1987-7-22 7178 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SD144445  Limonium sinuatum Scott D. White 1997-3-12 4759 Los Angeles Zuma Beach Area; mouth of Zuma Creek, east end of the County Beach. 7 Comment
  RSA468560  Linanthus androsaceus subsp. luteolus H. L. Bauer 1932-5-1 15358 Los Angeles L. Sherwood Santa Monica Mts. Comment
  CAS-BOT-BC226740  Linanthus californicus E. Roy Weston 1927-3-27 571 Los Angeles Newhall tunnel Comment
  LA200750  Linanthus californicus A. M. Johnson; 1934-3-16 4344 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA468456  Linanthus californicus N. C. Cooper 1949-6-18 4214 Los Angeles Angeles Crest Highway 915 Comment
  RSA468477  Linanthus californicus Franklin W. Klepinger 1938-3-26 s.n. Los Angeles Santa Susana Pass. Comment
  RSA0095264  Linanthus californicus subsp. glandulosus D. Roche 1998-5-30 36 Los Angeles Mt. Baldy Road 4.4 miles from the intersection of Mills Ave. and Mt. Baldy Road. On west side of road. 866 Comment
  HSC101282  Linanthus dichotomus subsp. pattersonii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns. / Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UC52493  Linanthus liniflorus Ernest Braunton 1902-6-13 449 Los Angeles Griffith Park Comment
  HSC104237  Linanthus parryae R. G. Swinney 2009-4-24 10453 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA0113429  Linanthus parryae LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7532 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA570185  Linanthus parryae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5022 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA599336  Linanthus parryae Steve Boyd, Lauren Raz 1997-3-26 9364 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA599548  Linanthus parryae Steve Boyd, Lauren Raz 1997-4-16 9530 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UCSB11634  Linanthus parryae Wisehart, Karen 1962-5-4 Los Angeles along Highway 138, 2 miles east of Pearblossom Comment
  SEINET3159544  Linaria canadensis G. B. Grant 697 Los Angeles Pasadena, S California Comment
  POM4225  Linaria canadensis var. texana O. Kenney 1893-3-8 s.n. Los Angeles Near Pasadena. Comment
  RSA91383  Linum usitatissimum F. W. Peirson 2026 Los Angeles Los Angeles River, San Fernando Valley Comment
  UC1745918  Lipocarpha occidentalis Annetta M. Carter, Arthur Carter 1935-9-11 973 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
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Sep 20 2010
  UCR220352  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA0088010  Lithophragma R. G. Swinney 2010-6-21 13289 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
  UCR95298  Lithophragma bolanderi Steve Boyd, Orlando Mistretta 1996-5-1 8758 A Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  SD64125  Lithophragma heterophyllum W. Bertsch 1953-4-27 86 Los Angeles Little Dalton Canyon 366 Comment
  SBBG17163  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Mulholland Hwy, 2 mi W of Seminole Hot Springs Comment
  SFV21372  Lobularia maritima J. N. Hogue 2008-2-26 s. n. Los Angeles Los Angeles, Eagle Rock. 207 Comment
  RSA690931  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2004-5-2 14089 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  UC23708  Loeseliastrum matthewsii Dr. A. Davidson 1895-1 91 Los Angeles Lancaster Comment
  UC284180  Loeseliastrum matthewsii P. A. Munz 1923-5-26 6827 Los Angeles San Gabriel Mts., Big Rock Creek 1463 Comment
  CAS-BOT-BC342200  Logfia filaginoides Le Roy Abrams 1901-4-3 1239 Los Angeles Santa Monica Mts Comment
  UCR100609  Lolium perenne B. G. Pitzer 1996-5-5 2863 .1 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCD66484  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street and Western Ave. Comment
  RSA0034931  Lolium temulentum P. R. Brown 1970-5-4 60 Los Angeles Upper end of Canon de Lana. Pierce College Nature Center. Comment
  RSA630740  Lomatium dasycarpum subsp. dasycarpum LeRoy Gross, Valerie Soza 1999-5-11 152 Los Angeles San Gabriel Mountains: On west slope of unnamed peak, this peaks elevation 2397 feet, off of Sycamore Canyon Motorway, upper slope of Sycamore Canyon. Above city of San Dimas 683 Comment
  RSA587347  Lomatium mohavense Orlando Mistretta 1992-5-4 222 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR167211  Lomatium mohavense S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  UCR229169  Lomatium mohavense Dan S. Cooper 2011-5-5 511- 60 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UCR177458  Lomatium mohavense subsp. longilobum LeRoy Gross 2005-4-28 2154 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA757319  Lomatium nevadense R. G. Swinney 2008-6-17 9053 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  LA32132  Lomatium utriculatum Peter H. Raven; Henry J. Thompson 1959-4-3 13927 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  UCR192056  Lomatium utriculatum A. C. Sanders 2008-4-11 34861 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  RSA452146  Lomatium vaginatum L. C. Wheeler 1934-4-15 2524 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  POM243772  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-5 S- 4772 Los Angeles Santa Catalina Island; Bullrush Canyon 160 Comment
  CAS-BOT-BC234816  Lonicera subspicata Alice Eastwood 1906-5-27 66 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  UCR174641  Lonicera subspicata Jennifer H. Jones, Jay H. Jones 2006-6-4 377 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  CAS-BOT-BC234871  Lonicera subspicata var. denudata V. Bailey 1907-10-27 s.n. Los Angeles Santa Monica Mts., (N. slope) Comment
  UC1125302  Lonicera subspicata var. denudata A. D. Gifford 1934-4-24 154 Los Angeles 1 1/2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  RSA294752  Lotus Lyman Benson 1945-5-21 11726 Los Angeles [Unspecified] 396 Comment
  SEINET957114  Lotus argophyllus J. E. Diesler 1984-1 Los Angeles Santa Catalina Island. Comment
  RSA590420  Lotus argophyllus subsp. ornithopus T. S. Ross 1993-4-21 6845 Los Angeles Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'' 397 Comment
  RSA156025  Lotus argophyllus var. argenteus Peter H. Raven 1962-5-20 17777 Los Angeles Santa Catalina Island. Near Bird Park, Avalon Comment
  RSA90067  Lotus argophyllus var. argophyllus F. W. Peirson 1921-5-12 4091 Los Angeles Big Santa Anita Canyon, S base of San Gabriel Mts 762 Comment
  RSA724425  Lotus corniculatus K. Dobry 1991-5-18 621 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  UC169101  Lotus dendroideus var. dendroideus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 710 a/2958 Los Angeles Santa Catalina Island Comment
  RSA498770  Lotus micranthus I. M. Johnston 1917-5-6 1277 Los Angeles Evey Canyon 762 Comment
  UC216127  Lotus nevadensis var. davidsonii I. M. Johnston 1917-7-4 1423 Los Angeles s slope Baldy; San Antonio Mountains 1981 Comment
  UCR190363  Lotus procumbens R. G. Swinney 2001-6-16 7977 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  UC1585954  Lotus procumbens var. procumbens Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7480 Los Angeles n side San Gabriel Mts. (Co. Rd. N2) (Pine Canyon Rd, along San Andreas Fault, on n side of road); San Gabriel Mts., San Andreas Fault Comment
  RSA680541  Lotus salsuginosus Scott D. White, Michael Honer 2003-6-23 9577 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  UCR258727  Lotus salsuginosus R. G. Swinney 2010-6-23 13352 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
  RSA652453  Lotus scoparius var. brevialatus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue along roadside, near Irwindale Avenue, Irwindale. Comment
  RSA0105030  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA406836  Lotus scoparius var. scoparius M. Bisbee 1917-5-1 s.n. Los Angeles North side of Eagle Rock Valley Comment
  LA52438  Lotus strigosus Louis C. Wheeler; 1932-3-23 520 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  POM8237  Lotus strigosus P. A. Munz 1920-4-21 3688 Los Angeles San Dimas Canyon. 457 Comment
  RSA406298  Lotus strigosus Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  UC69540  Lotus strigosus Joseph Burtt Davy May 9 1896-May 24 1896 2530 Los Angeles Manzana Antelope Valley Comment
  UCR126564  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26014 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  UCR204822  Lotus strigosus R. G. Swinney 2005-8-22 8512 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA229191  Lotus strigosus R. F. Thorne 1971-6-30 40807 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  CAS-BOT-BC8395  Lotus sulphureus Anstruther Davidson 1892-8-1 s.n. Los Angeles Wilson's Peak Comment
  RSA406266  Lotus unifoliolatus M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  UCR190742  Lupinus R. G. Swinney 2001-5-18 7943 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  SD31195  Lupinus albifrons var. albifrons Edith A. Purer 1931-4-28 1755 Los Angeles Palos Verdes Hills. Along roadside. Comment
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Mar 15 2016
  RSA407014  Lupinus albifrons var. eminens N. C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA350044  Lupinus bicolor Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  UC1401296 Image available Lupinus bicolor D. B. Dunn and C. Epling 1946-4-19 2129 Los Angeles 0.9 mi s Highway 99 and Highway 138 junction (and for several miles to the n of junction and n of the town of Gorman); N of Gorman, Los Angeles Co. 1066 Comment
  UCR177533  Lupinus bicolor LeRoy Gross 2005-4-28 2165 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR220278  Lupinus bicolor R. G. Swinney 2009-4-24 10488 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA632120  Lupinus bicolor L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  RSA0003371  Lupinus bicolor subsp. marginatus David B. Dunn, C. Epling 1946-4-19 2129 Los Angeles 0.9 mi S junction Hwys 99 & 138. 1067 Comment
  SEINET10484862  Lupinus bicolor subsp. marginatus James S. Henrickson 1966-4-16 Henrickson 2249 Los Angeles Ca 10 miles w of lancaster along hwy 138; flowers yellowish; locally abundant With eschscholzia californica 762 Comment
  SEINET10484905  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-4-16 Dunn 2949 Los Angeles Route from newhall to palmdale; acton junction on nw side of highway, in open Field. Small sample taken. Comment
  SD12596  Lupinus chamissonis Edith A. Purer 1935-5-12 6597 Los Angeles El Segundo Comment
  UCR137721  Lupinus chamissonis L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  SEINET7249063  Lupinus chamissonis Jeremiah George, Audrey George 2014-1 Los Angeles Comment
  RSA779258  Lupinus concinnus Pam De Vries 2011-4-22 7760 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 2.5 air miles NNE of the intersection of Copper Hill and McBean Parkway (Santa Clarita); about 0.5 air miles west of San Francisquito Canyon Road. 548 Comment
  UCR205835  Lupinus concinnus R. G. Swinney 2008-5-8 8786 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SEINET12154502  Lupinus densiflorus Unknown 1935-1 1015 Los Angeles Antelope Valley Comment
  CAS-BOT-BC205152  Lupinus elatus R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42209 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Waterman, E. end of Mt. Waterman ridge 2316 Comment
  CLARK-A1703-1195  Lupinus excubitus Charles S. Papp 1964-4-23 437 Los Angeles Claremont Comment
  SBBG69075  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  CHSC95363  Lupinus excubitus var. austromontanus L. P. Janeway 2006-6-8 8678 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.5 air km northeast of Vincent Gap. 2128 Comment
  RSA228880  Lupinus excubitus var. excubitus R. F. Thorne 1971-6-26 40619 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 426 Comment
  POM2518  Lupinus excubitus var. hallii L. T. Street 1918-5-30 s.n. Los Angeles mouth of Lytle Creek Canyon Comment
  POM11096  Lupinus formosus H. D. Collins 1921-4-22 33 Los Angeles Claremont. 366 Comment
  RSA519413  Lupinus formosus var. formosus Anstruther Davidson 1892-05 s.n. Los Angeles Glendale. Comment
  CATA1465  Lupinus hirsutissimus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2650 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SBBG131572  Lupinus hirsutissimus S. A. Junak 2000-4-15 SCa 1196 Los Angeles just W of intersection with rd to Wrigley Memorial and Avalon Cyn, along Divide Rd 335 Comment
  RSA413835  Lupinus latifolius subsp. parishii F. R. Fosberg 1931-8-11 S 5498 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon. 1500 Comment
  CAS-BOT-BC211686  Lupinus longifolius I. Johnston 1917-5-13 1965 Los Angeles El Monte 137 Comment
  RSA517110  Lupinus longifolius T. S. Ross 1990-5-14 2465 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  RSA0055064  Lupinus longifolius Jim Shevock 1970-4-16 111 Los Angeles Topanga Canyon, Santa Monica Mountains. 411 Comment
  PASA1672  Lupinus odoratus Stason 1930-5-11 Los Angeles Lovejoy Buttes Comment
  SD186213  Lupinus sparsiflorus A. C. Sanders, Helen Kennedy 2005-4-13 29422 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UCR265956  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2005-4-21 2066 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  SEINET10936766  Lupinus sparsiflorus Robert F. Thorne 1973-5-11 Thorne 43520 Los Angeles San gabriel mts. Dry ridge n of shoemaker canyon between mile high and Valyermo in pinyon-juniper woodland; flowers lavender. 1341 Comment
  OBI70652  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte) SE side of ridgetop knoll, head of Oak Cyn; T2S R11W; center of NW/4 sect 14 369 Comment
  RSA529145  Lupinus succulentus Tim S. Ross 1991-4-8 4479 Los Angeles Elephant Hill: western Pomona. 229 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
  PASA1687  Lupinus truncatus Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  RSA619262  Lupinus truncatus R. S. Woglum 1930-5-17 s.n. Los Angeles South Coast: Pasadena. Comment
  RSA674880  Lupinus truncatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 725 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 307 Comment
  SD84830  Lupinus truncatus Reid Moran 1941-2-18 588 Los Angeles San Clemente Island; Middle Ranch Creek. 29 Comment
  UCR126245  Lupinus truncatus A. C. Sanders 2003-3-14 25778 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA133781  Lupinus truncatus H. J. Thompson 1959-5-24 2015 Los Angeles 0.1 mile south of summit of Tuna Canyon road where it joins Saddle Peak Road. 564 Comment
  RSA527734  Lupinus truncatus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4300 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SFV7380  Lupinus truncatus T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 899 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 625 Comment
  RSA597459  Lycium brevipes var. hassei Angelika Brinkmann-Busi 1991-12-25 s.n. Los Angeles Palos Verdes Peninsula: top of Portuguese Point Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  UCR55757  Lycium cooperi J. A. Adams 1966-4-20 702 Los Angeles Mojave Desert, 7 mi below Valyermo 915 Comment
  SDSU9101  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-1-29 164 Los Angeles West of Thirst. San Clement Island. Comment
  RSA451624  Lyonothamnus floribundus subsp. aspleniifolius Unspecified 1941-2-20 596 Los Angeles San Clemente Island: east rim at Middle Ranch Canyon 500 Comment
  RSA578209  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  RSA589170  Madia elegans subsp. densifolia Timothy S. Ross 1991-10-5 5992 Los Angeles Santa Monica Mtns: N slope of the range, S of Lake Eleanor along Decker Road 1 mile S of Los Angeles Ventura County line. 450 Comment
  LA37326  Madia gracilis Kei Nakai; June 1976 TCSP 20 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Topanga Canyon State Park 0.25 mi. from ranger's office 380 Comment
  POM362172  Madia gracilis F. R. Fosberg 1931-1 692 Los Angeles Pebble [Pebbly] Beach Canyon, Rt Fortk, Santa Catalina Island. 70 Comment
  POM47826  Mahonia nevinii P. A. Munz, D. Keck 1924-4-12 7940 Los Angeles 2 miles east of San Fernando Comment
  SBBG118722  Maianthemum stellatum L. C. Wheeler 1954-8-30 7059 Los Angeles Buckhorn Cmpgrd 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
  POM362255  Malacothrix californica Elbert Benjamine 1929-3-31 130 Los Angeles Antelope Valley. Comment
  RSA585336  Malacothrix coulteri Timothy S. Ross 1991-4-27 4725 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA150665  Malacothrix foliosa P. H. Raven 1962-4-11 17279 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA621295  Malacothrix glabrata L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  UCR117112  Malacothrix saxatilis A. C. Sanders, D. Malueg 2001-5-17 24343 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
  UCR172738  Malacothrix saxatilis Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  CAS-BOT-BC347919  Malacothrix saxatilis var. tenuifolia Geo. B. Grant 1902-7-2 s.n. Los Angeles Santa Monica Comment
  POM156146  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1904-9-2 4174 Los Angeles Elysian Park. Comment
  RSA386399  Malosma laurina R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. 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
  UC455454  Malosma laurina I. J. Condit 1908-6-29 Los Angeles Catalina Isl. Comment
  SDSU19653  Malva sylvestris Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2211 Los Angeles Corner of Honor Street and Commitment Street, San Clemente Island. 116 Comment
  SEINET10690225  Manihot Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2656 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  RSA670680  Marah guadalupensis B. C. Templeton 1968-2-25 11394 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  CATA3217  Marah macrocarpa Julie L. King 2016-11-30 36 Los Angeles Santa Catalina Island: North side of Empire Landing Rd., about 50 meters by road east of junction with Big Springs Rd. 201 Comment
  UC56363  Marah macrocarpa Ernest Braunton 1903-1-1 748 Los Angeles Elysian Park Comment
  RSA656312  Marah macrocarpa var. macrocarpa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 657 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  UC1870234  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mountains Region: S side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 822 Comment
  SD52844  Marah macrocarpa var. major Peter H. Raven 1962-4-9 17160 Los Angeles San Clemente Island, arroyo above Wilson Cove Comment
  RSA0081522  Matricaria discoidea R. G. Swinney 2010-3-14 11905 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCD134577  Matricaria discoidea Geoffrey Levin 1974-5-31 193 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage area. Alluvial fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  RSA651343  Matthiola incana Robert Airth 1949-1-8 s.n. Los Angeles Found near the shore of [Playa del Rey], Venice. Comment
  CAS-BOT-BC422755  Meconella denticulata Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Near Los Angeles Comment
  UC520377  Medicago lupulina Louis C. Wheeler 1932-7-10 1926 Los Angeles 2 mi ne La Verne 381 Comment
  UCR204743  Medicago lupulina R. G. Swinney 2005-8-9 8418 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC1922329  Medicago polymorpha Gary Kovnat with LeRoy Gross 2003-2-16 25 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA151246  Medicago polymorpha var. brevispina Peter H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  CAS-BOT-BC281525  Melica imperfecta I. M. Johnston 1918-6-2 2020 Los Angeles San Antonio Mts. Evey Canon 914 Comment
  CATA127  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-3-14 97 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  LA103569  Melica imperfecta Barry A. Prigge; 1986-3-29 7157 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  POM137986  Melica imperfecta R. F. Thorne, P. Everett 1965-6-23 34997 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA167645  Melica imperfecta P. H. Raven, R. F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA578134  Melica imperfecta Timothy S. Ross 1993-5-13 7119 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA654641  Melica imperfecta Fred Brooks, P. Sobkowiak 1988-4-23 18 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UCR213247  Melica imperfecta Dan S. Cooper 2010-3-26 20100326- 13 B Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, Lower Beacon Trail in SE corner of park 232 Comment
  POM263001  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles near Jackson Lake, San Gabriel Mountains Comment
  RSA595027  Melilotus albus Steve Boyd, Lauren Raz 1996-10-8 8990 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  SBBG12331  Melilotus indicus P. H. Raven 1962-4-9 17128 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA127419  Mentha canadensis Peter H. Raven 1959-10-25 14710 Los Angeles With #14711; Malibu Creek 4.1 miles north of Coast Hwy. 91 Comment
  OBI28970  Mentzelia affinis David J. Keil 1976-12-12 11885 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  RSA595113  Mentzelia affinis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8581 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
  RSA729521  Mentzelia albicaulis R. G. Swinney 1999-7-5 7534 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  CHSC98222  Mentzelia micrantha LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges; Verdugo Mountains region: south side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Fire burned this area last year. Rocky, sandy, washed out from winter's rain canyon bottom. At check dam (man made waterfall). Growing on cliff of canyon wall.. 393 Comment
  JEPS42774  Mentzelia micrantha R. L. Pendleton 1909-7-2 1363 Los Angeles e Avalon (road); Santa Catalina Island 9 Comment
  RSA446771  Mentzelia micrantha I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  UCR65555  Mentzelia micrantha T. S. Ross, Steve Boyd 1990-5-14 2473 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District. 1122 Comment
  RSA0105161  Mentzelia veatchiana R. G. Swinney 2011-5-12 14672 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA595938  Mentzelia veatchiana Louis C. Wheeler 1967-5-12 9420 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SFV2382  Mentzelia veatchiana K. A. Wilson 1961-4-29 1171 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  SBBG70905  Micranthes californica M. N. Ackley -Mar-1926 1005 Los Angeles Eagle Rock 213 Comment
  POM363443  Microseris lindleyi F. R. Fosberg 1931-3-27 4402 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island, 150 Comment
  RSA550786  Mimulus aurantiacus David M. Thompson 1992-5-22 1075 Los Angeles N of Flintridge. 4.4 miles N of 210 Freeway along Highway 2 793 Comment
  RSA646135  Mimulus aurantiacus Orlando Mistretta 1992-7-13 701 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA702247  Mimulus aurantiacus Gary D. Wallace 1985-2-25 2167 Los Angeles Monrovia: San Gabriel Mountains E of Gold Hill. Comment
  POM156203  Mimulus aurantiacus var. pubescens L. R. Abrams 1902-6-15 2543 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UCR127181  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-6-20 26998 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  UCR174916  Mimulus aurantiacus var. pubescens Holly Summers 2006-6-4 41 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  RSA191140  Mimulus brevipes Robert F. Thorne, M. Z. Thorne 1967-6-25 37078 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  HSC79786  Mimulus brevipes Gary Adest 1971-4-17 34 Los Angeles N of Malibu, 1 mi. S of junction of Malibu Cyn. Rd. and Piuma Rd. in Santa Monica Mtns. 610 Comment
  RSA420984  Mimulus brevipes Geo. L. Moxley 1914-5-30 221 Los Angeles San Rafael Hills Comment
  RSA0105035  Mimulus cardinalis R. G. Swinney 2011-10-18 15807 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA0051688  Mimulus cardinalis L. E. Hoffman 1945-7-25 s.n. Los Angeles Upper Pacoima, Dillon's Ranch. 304 Comment
  RSA0091507  Mimulus floribundus R. G. Swinney 2011-10-10 15768 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA602555  Mimulus floribundus Louis C. Wheeler 1967-8-9 10418 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  SBBG66774  Mimulus floribundus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR205259  Mimulus floribundus R. G. Swinney 2005-8-15 8487 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  POM262945  Mimulus fremontii J. C. Roos 1941-4-12 195 Los Angeles Palmdale. Comment
  RSA709811  Mimulus fremontii Gary D. Wallace, Ann Hiller 1983-5-18 2059 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA0048284  Mimulus guttatus Geo. E. Julian 1963-4-19 s.n. Los Angeles Voorhis Campus Cal Poly. Comment
  RSA442754  Mimulus guttatus H. L. Bauer 1931-5-1 16765 Los Angeles Near Sherwood L. Santa Monica Mt. Comment
  RSA0013591  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2011-6-23 5741 Los Angeles [Unspecified] Comment
  UCR154030  Mimulus parishii A. C. Sanders 2005-5-11 30201 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA608899  Minuartia douglasii L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  SEINET3860057  Minuartia douglasii R. G. Swinney 2009-4-24 10449 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  RSA642422  Minuartia douglasii Orlando Mistretta 1995-6-23 1832 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1981 Comment
  RSA0087330  Mirabilis laevis R. G. Swinney 2010-3-13 11875 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA0027979  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-5-2 2612 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR228128  Monanthochloe littoralis R. F. Thorne 1973-1 44715 Los Angeles Channel Islands; Santa Catalina Island, base of Ballast Point in Catalina Harbor 2 Comment
  SEINET10498919 Image available Monardella breweri Adolph D. E. Elmer Elmer 3681 Los Angeles Comment
  UCR277103  Monolopia lanceolata R. G. Swinney 2011-4-19 14422 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
  RSA607651  Mucronea californica R. S. Woglum 1940-5-14 2913 a Los Angeles South Coast: Tujunga Wash; San Fernando Valley. Comment
  RSA248842  Muhlenbergia appressa R. F. Thorne 1973-4-11 42857 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA0071926  Muhlenbergia asperifolia Sarah Ratay, Robyn Shea 2006-12-7 102 Los Angeles Santa Catalina Island. Buffalo Springs Drainage. Comment
  RSA729922  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak. 1024 Comment
  UC1587169  Muhlenbergia californica Tim Ross and Annette Ross 1989-9-20 1780 Los Angeles near pond w Spring Hill (below Baldy Rd); San Gabriel Mountains, San Antonio Canyon 975 Comment
  UC72243  Muilla maritima Miss E. D. Palmer 1902-4 Los Angeles vicinity Los Angeles; Claremont Comment
  SEINET3243552  Muilla maritima Wesley O. Griesel 1961-1 Los Angeles Charleton Flats, San Gabriel Mts., Los Angeles County, California. 1524 Comment
  UC1083343  Muilla maritima Herbert L. Mason 1926-4-26 2946 Los Angeles Pocoima Wash foothills of San Gabriel Mountains Comment
  SBBG20542  Myriopteris newberryi E. R. Blakley 1963-12-8 6388 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  RSA725083  Nama demissa var. demissa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -97 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  RSA421134  Nama demissa var. deserti Christopher Davidson 1973-4-1 1880 Los Angeles 1 mile south of Littlerock. 762 Comment
  POM4190  Nama stenocarpa L. R. Abrams 1899-04 340 Los Angeles Soldier s Home. Comment
  RSA377624  Narcissus tazetta Robert Gustafson 1981-3-18 2130 Los Angeles Ballona Wetlands, Area 3. Comment
  CAS-BOT-BC259799  Nassella cernua Timothy S. Ross; Steve Boyd 1994-5-25 7921 Los Angeles Liebre Mountains. Necktie Basin: ca. 470-830 m W of Warm Springs Mountain summit. These collections from ca. 600-800 m WSW of summit 1075 Comment
  SBBG33220  Nassella cernua S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 548 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  CAS-BOT-BC259924  Nassella lepida Carl Epling 1931-4-1 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA279058  Nassella lepida R. F. Thorne 1971-4-23 41486 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  UC1147893  Nassella lepida Robert F. Thorne 1966-4-6 35931 Los Angeles slopes about 1 mi w Empire Landing; Santa Catalina Island 213 Comment
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Nov 13 2013
  RSA431550  Nasturtium officinale Tisdale 1929-5-12 20653 Los Angeles Malibu Ranch Comment
  RSA0036176  Navarretia Bill Duval s.n. Los Angeles Montrose. Comment
  UC23386  Navarretia hamata Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  SBBG117119  Navarretia hamata subsp. leptantha S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1540 Los Angeles Cottonwood Cyn, along N side of Cottonwood-Blackjack Rd, ca. 1.65 mi WSW of Blackjack Pk 304 Comment
  RSA65001  Nemacaulis denudata var. denudata F. W. Peirson 1951-8-18 1781 Los Angeles Alamitos, Long Beach Comment
  RSA0106731  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA771549  Nemacladus sigmoideus R. G. Swinney 2009-5-28 10955 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA421298  Nemophila menziesii Reid V. Moran 1941-3-6 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  UC1069173  Nemophila menziesii A. D. Gifford 1935-3-27 515 Los Angeles 2 3/4 mi nne Sawmill Peak; Tejon Quad., nne of Sawmill Peak Comment
  UCR189255  Nemophila menziesii R. G. Swinney 1998-5-16 6091 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  SD38531  Nemophila menziesii Edith A. Purer 1931-3-7 1002 Los Angeles Other collections same day made at Oakwilde campground, Los Angeles County Comment
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Jul 10 2010
  CHSC85565  Nicotiana glauca John Dittes 2003-12-24 857 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts., on ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  LA45886  Nicotiana glauca W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  RSA656417  Nicotiana glauca Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 675 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  UCR125916  Nicotiana glauca A. C. Sanders, Mark Elvin 2002-6-19 25201 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA0060136  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR281596  Nicotiana quadrivalvis R. G. Swinney 2014-5-7 16425 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  SEINET10917758  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3958 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10950899  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3941 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA201000  Notholaena californica Carl Wishner; 1996-12-19 2419 Los Angeles SANTA MONICA MOUNTAINS, Cornell, 0.25 mi N of fire station. 300.0 Comment
  LA94125  Notholaena californica Lawrence L. Kiefer; 1966-3-6 1650 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  SD90383  Nuttallanthus texanus Robert F. Thorne 1973-4-11 42787 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  SEINET12188943  Oenothera bistorta C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCR127028  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  POM50649  Oenothera deltoides subsp. deltoides A. D. E. Elmer 1902-06 3810 Los Angeles Lancaster. Comment
  UC1537649  Oenothera deltoides subsp. deltoides Gordon H. True Jr. 1935-3-6 54 Los Angeles s slopes Lovejoy Butte 853 Comment
  UCR282593  Oenothera laciniata Dan S. Cooper 2017-5-4 517- 32 Los Angeles Santa Monica Mountains, Temescal Canyon Park 53 Comment
  UCR99346  Oenothera laciniata L. C. Wheeler 1946-5-26 6212 Los Angeles El Monte. 2002 N Durbee Road. 80 Comment
  POM60684  Oligomeris linifolia F. W. Peirson 1908-4-18 1924 Los Angeles Point Fermin. Comment
  RSA0078507  Opuntia basilaris var. basilaris Steve Boyd, Lauren Raz 1997-6-18 9976 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM321009  Opuntia ficus-indica Lyman Benson, L. Scheinvar 1975-2-16 LS- 1659 Los Angeles La Verne. Comment
  CAS-BOT-BC56847  Opuntia littoralis L. R. Abrams; I. L. Wiggins 1931-7-6 384 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  SDSU1359  Opuntia littoralis R. M. Beauchamp 1967-3-19 338 Los Angeles Common plant in area one mile south of Sherman Field. San Clemente Island. Comment
  UC1922855  Opuntia littoralis Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 824 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. Near 34deg 12' 16.9'' N 118deg 18' 22.7'' W T1N R14W NW/ Comment
  SFV13214  Oreonana vestita W. M. Perry 1980-6-19 63 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  UCR273408  Orobanche fasciculata R. G. Swinney 2011-6-22 15249 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA402080  Orthocarpus purpurascens E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  SFV19343  Osmorhiza brachypoda J. N. Hogue, C. Solek 2005-4-8 237 .2 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  SBBG94268  Oxalis californica F. R. Fosberg 1931-4-13 4586 Los Angeles Pebbly Beach Cyn, right fork 35 Comment
  CDA4686  Oxalis pes-caprae L. C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: Between Canyon Crest Drive & National Forest Boundary. . 0 Comment
  RSA392902  Oxytheca parishii var. parishii F. R. Fosberg, Joseph A. Ewan 1931-9-8 S 5461 Los Angeles Buckhorn Trail, Islip-Williamson divide, between Bear Creek and Big Rock Creek, San Gabriel Mountains. 2000 Comment
  RSA775515  Oxytheca trilobata Orlando Mistretta, Christine Mistretta 2010-5-20 5176 Los Angeles Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 1280 Comment
  UCR270938  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UC1584047  Oxytheca trilobata Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4015 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles National Forest, Tujunga Rang Comment
  UCSB21116  Packera ionophylla Wilken, Dieter 1968-7-9 Los Angeles Along the Angeles Crest Highway at Dawsen Saddle between Big Pines and Islip Saddle, San Gabriel Mtns. 2468 Comment
  RSA656310  Paeonia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA0011210  Paeonia californica Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  SD90200  Paeonia californica Benjamin C. Stone Apr 1954 Los Angeles Above Upland, San Gabriel Mountains. Comment
  SBBG120057  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  RSA715366  Parietaria judaica R. E. Riefner 2006-1-12 6 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  RSA716872  Parthenocissus vitacea Scott D. White, Andrea Warniment 2006-7-18 11635 Los Angeles SE Tehachapi Mtns: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  UCR206142  Paspalum dilatatum R. G. Swinney 2008-5-30 8914 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 3 2009
  UC520036  Paspalum distichum Joseph Andorfer Ewan 1932-6-28 7519 Los Angeles Los Angeles River at Los Feliz Bridge Comment
  SEINET5581950  Passiflora caerulea D. J. Hearn 2003-1 C- 1 Los Angeles Escaped plant at the Los Angeles County Arboretum, Arcadia, California, USA Comment
  UC166918  Pectocarya anisocarpa Geo. B. Grant 1906-4-10 914 Los Angeles Pasadena Comment
  RSA0091360  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SEINET3084019 Image available Pectocarya penicillata A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7777 Los Angeles Mojave Desert, near Quartz Hill in Lancaster, S of Ave. L at 37th St. West. Comment
  UCR95190  Pectocarya penicillata L. C. Wheeler 1967-5-9 9390 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  SBBG119429  Pectocarya recurvata S. D. White with K. Hughes 2000-5-16 7861 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  UCR151333  Pectocarya setosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 866 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  CAS-BOT-BC67706  Pellaea andromedifolia Ira L. Wiggins; L. R. Abrams 1931-7-6 350 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  CAS-BOT-BC67721  Pellaea andromedifolia E. R. Blakley 1962-6-10 5218 Los Angeles San Clemente Island, Wilson Cove 7 Comment
  LA94158  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-13 1727 Los Angeles SANTA MONICA MOUNTAINS, Castro Peak, ca. 6 mi from Hwy 1 on Latigo Canyon Road. 609 Comment
  UCSB30925  Pellaea andromedifolia Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island 1 Comment
  LA3469  Pellaea andromedifolia Carl Epling; 1926-4-10 sn Los Angeles Simi Hills, Santa Susana Pass Comment
  RSA534134  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5056 Los Angeles San Clemente Island. At the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  POM155799  Pellaea andromedifolia var. andromedifolia M. B. Dunkle 1928-4-21 1881 Los Angeles Santa Catalina Island: Renton Mine Hill 304 Comment
  RSA675818  Pellaea mucronata subsp. mucronata LeRoy Gross 2003-3-7 773 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA133468  Pellaea mucronata var. mucronata P. H. Raven, Henry J. Thompson 1959-4-3 13912 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  UCR101245  Pennisetum clandestinum L. C. Wheeler 1966-10-25 9086 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  RSA0069842  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA226977  Penstemon caesius Robert F. Thorne 1971-8-25 41251 Los Angeles San Gabriel Mountains, Angeles National Forest: Summit of Throop Peak 2784 Comment
  POM292801  Penstemon centranthifolius Lyman D. Benson 1945-5-11 11716 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  SEINET210044  Penstemon centranthifolius P. S. Ratlle 1938-7-1 Los Angeles Found growing in the San Gabriel Mountains Comment
  SD73399  Penstemon centranthifolius Paul Currie 1969-6 Los Angeles Tapia Park, Santa Monica Mountains Comment
  SBBG66574  Penstemon grinnellii Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  UC450837  Penstemon grinnellii Fay A. MacFadden 1931-4-22 2633 Los Angeles off Bouquet Canyon , off Bouquet Canyon (Spunky Canyon) Comment
  POM156286  Penstemon grinnellii subsp. grinnellii L. R. Abrams 1902-6-30 2579 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  NY601218  Penstemon grinnellii var. grinnellii L. Abrams 1908-6-19 335 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  UCR277034  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA407908  Penstemon heterophyllus var. australis C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA700487  Penstemon labrosus LeRoy Gross, Paul Morton 2004-6-9 1357 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.) 1732 Comment
  RSA577277  Penstemon rostriflorus Orlando Mistretta 1994-7-20 1437 Los Angeles San Gabriel Mountains, Big Rock Creek, Big Rock Campground, around bathroom just N of turnaround at end of campground. 1646 Comment
  RSA0031683  Penstemon spectabilis Jane Snyder 1966-5-10 14 Los Angeles San Rafael Hills. 213 Comment
  RSA0087084  Penstemon spectabilis R. G. Swinney 2010-3-30 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  SDSU10969  Penstemon spectabilis H. Wedberg 1966-4-3 1198 Los Angeles Above Hill Dr and Neal, in Eagle Rock. 457 Comment
  SFV17399  Penstemon spectabilis M. S. Valenzuela 1998-5-20 64 Los Angeles Santa Monica Mountains Along Mulholland Drive at mile marker 24.57. West of Cold Canyon. 305 Comment
  RSA401906  Penstemon spectabilis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Growing on moutain trail in sun, overlooking Ferndell, Griffith Park. Comment
  UC88028  Pentachaeta fragilis T. S. Brandegee Los Angeles San Pedro Comment
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Nov 11 2010
  VVC2774  Pentachaeta lyonii Tim Thomas 1983-5-19 577 Los Angeles Transverse Range, Santa Monica Mtns; Rocky Oaks vic Mulholland and Kanan.Ro 530 Comment
  UCR27157  Perideridia parishii T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  UCR99485  Perideridia pringlei Steve Boyd, Lauren Raz 1997-5-29 9908 Los Angeles San Gabriel Mtns., Portal Ridge, north of the San Andreas rift zone, in Cow Spring drainage along Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SBBG61514  Persicaria punctata R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA445156  Petalonyx thurberi subsp. thurberi W. Hutchinson 1923-5-1 s.n. Los Angeles Mint Canyon. Comment
  RSA762696  Phacelia R. G. Swinney 2008-7-24 9352 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  UCR209537  Phacelia R. G. Swinney 2008-7-2 9119 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA75344  Phacelia bicolor F. W. Peirson 1933-5-13 10664 Los Angeles About 10 miles south of Munroc, Western Mojave Desert. Comment
  RSA0101280  Phacelia brachyloba R. G. Swinney 2011-6-22 15257 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
  UCR271248  Phacelia brachyloba R. G. Swinney 2011-6-1 14970 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  CLARK-A1528-2997  Phacelia cicutaria subsp. hispida John C. Roos 1947-5-4 3603 Los Angeles Pomona Comment
  LA38553  Phacelia cicutaria var. hispida W. O. Griesel; 1934-5-1 4445 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA426238  Phacelia cicutaria var. hubbyi Gale Sphon 1955-4-22 s.n. Los Angeles 4 miles West of Sepulvada Blvd/ on Mulholland Dr. Los Angeles County. Comment
  UCR194144  Phacelia cryptantha A. C. Sanders 2008-4-25 35099 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1018 Comment
  RSA590712  Phacelia davidsonii Tim S. Ross 1990-5-23 2607 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  UC672436  Phacelia davidsonii Margaret Stason 1927-5-14 Los Angeles Pinion Ridge San Gabriel Mts. 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
  RSA593823  Phacelia distans Steve Boyd 1996-4-25 8714 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  UCR192952  Phacelia distans Dan S. Cooper 2008-3-25 s.n. Los Angeles Los Angeles Basin, 300 m north of end of Catalina Ave., Whittier 111 Comment
  RSA602197  Phacelia distans R. S. Woglum 1930-4-28 s.n. Los Angeles Glendora Comment
  RSA75352  Phacelia fremontii F. W. Peirson 1922-6-3 4478 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  UCR199007  Phacelia fremontii Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR280694  Phacelia fremontii R. G. Swinney 2014-4-10 16044 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
  RSA0055049  Phacelia fremontii James R. Shevock 1972-4-25 1590 Los Angeles Sierra Hwy., 5 mi. W. of Palmdale. 967 Comment
  HSC13705  Phacelia grandiflora David Porter 1965-4-27 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  SD262298  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains: Glendora, Glendora Peak, 0.74 miles ENE (34a^z) of Azusa Pk., south of Glendora Ridge Motorway. Ridgetop in 2014 Colby burn. 790 Comment
  UCR205608  Phacelia lemmonii R. G. Swinney 2008-5-12 8847 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
  POM3759  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  RSA507997  Phacelia longipes Steve Boyd 1988-4-28 2252 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA660220  Phacelia longipes Fred Brooks 1988-5-7 38 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UC147963  Phacelia longipes C. F. Baker 1909-5-15 5318 Los Angeles mts. near Claremont Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  SBBG11615  Phacelia lyonii P. H. Raven 1962-5-9 17690 Los Angeles just N of Gray Comment
  SBBG13134  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles cyn W of rd, 2.5 mi N of China Pt 213 Comment
  SBBG13581  Phacelia lyonii P. H. Raven 1962-5-22 17829 Los Angeles ca. 1 mi W of Cherry Cyn along coastal bluffs Comment
  UC1375364  Phacelia lyonii C. Davidson 1971-5-8 1532 Los Angeles White's Landing Catalina Island Comment
  RSA191112  Phacelia minor Robert F. Thorne 1967-6-25 37096 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  SBBG98607  Phacelia minor T. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Cyn drainage just SW of old water tank 219 Comment
  LA99394  Phacelia parryi Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  UCSB45222  Phacelia parryi Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. near Hwy. 23, 2 miles north on the junction with Hwy. 1 152 Comment
  VVC279  Phacelia ramosissima P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  CAS-BOT-BC159086  Phacelia ramosissima var. latifolia Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass Comment
  RSA428276A  Phacelia ramosissima var. latifolia F. R. Fosberg 1930-7-3 3927 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA703519  Phacelia ramosissima var. latifolia Michael Honer 2004-6-22 2002 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA0091365  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  LA81958  Phacelia viscida O. H. Kappler; 1944-5-21 630 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  UCR127211  Phacelia viscida A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26275 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR266283  Phalaris aquatica D. E. Bramlet 2005-6-2 3867 Los Angeles Whittier Hills, Worsham Canyon 274 Comment
  POM356903  Phalaris lemmonii Anstruther Davidson 1890-04 s.n. Los Angeles Sunnyside Comment
  UC196660  Phalaris minor A. Davidson, M. D. July 1916 3157 Los Angeles Boca Ranch Comment
  LA205659  Pholistoma auritum var. auritum Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  RSA182332  Pholistoma auritum var. auritum J. D. Olmsted 1962-4-30 3420 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UCR270063  Pholistoma auritum var. auritum R. G. Swinney 2011-3-17 14131 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCR277246  Pholistoma membranaceum R. G. Swinney 2011-4-19 14395 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
  VVC928  Pholistoma membranaceum A. C. Sanders 1997-2-7 19670 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just N of the RR and among gravel pits. 832 Comment
  OBI17639  Pholistoma racemosum Robert J. Rodin 1953-5-2 5809 Los Angeles Cyn behind whites cove, Catalina Island Comment
  RSA459301  Pholistoma racemosum A. A. Heller 1894-04 s.n. Los Angeles Catalina Island Comment
  RSA133209  Phoradendron macrophyllum Del Wiens 1958-12-10 2428 Los Angeles Mouth of Cobal Canyon, north of Claremont. 427 Comment
  RSA600684  Phoradendron macrophyllum Louis C. Wheeler 1936-6-30 4200 Los Angeles San Gabriel Mountains: San Dimas Canyon, near dam. 427 Comment
  RSA600267  Phoradendron villosum Louis C. Wheeler 1932-9-12 1379 Los Angeles San Gabriel Mountains: San Antonio Canyon; west of Hog Back. 1311 Comment
  RSA603678  Phoradendron villosum Steve D. Boyd 1997-9-17 10044 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  POM187680  Phyla lanceolata J. Ewan 1930-9-15 5526 Los Angeles Edge of Marshy fence-corner in wet ground. Ballona Creek near Playa del Rey Rd. 8 Comment
  CATA1594  Phyla nodiflora Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2863 Los Angeles Santa Catalina Island: Toyon Bay 30 Comment
  RSA384008  Phyllospadix F. R. Fosberg 1931-5-22 4757 Los Angeles Bird Rock, Ithmus Harbor, Santa Catalina Island. Comment
  SD90571  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island; wave-washed rocky shore-line at dead-low tide, Catalina Harbor at Isthmus 0 Comment
  RSA48696  Physalis pubescens var. grisea J. C. Roos 1942-8-26 1749 Los Angeles San Gabriel, Tri-city Sewage Disposal Plant. Comment
  OBI70644  Pickeringia montana var. montana Louis C. Wheeler 1947-4-13 6465 Los Angeles San Gabriel Mts; Millard Cyn 640 Comment
  UC1129860  Pickeringia montana var. montana F. H. Raymond 1930-1-17 33 Los Angeles Tuna Canyon Calabasas Quadrangle 304 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
  SEINET13276727 Image available Pinus monophylla R. G. Swinney 2011-1 14452 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. (Pacifico Mountain 7.5' Q.) 1219 Comment
  UC1409515  Pinus monophylla A. B. Cossey Los Angeles Cattle Canyon (a tributary of the East Fork of the San Gabriel River Angeles National Forest (ca 80 ft from the true-left canyon rim) 2048 Comment
  CATA3384  Pinus radiata Peter J. Dixon, Julia Parish 2016-12-15 070 Los Angeles Santa Catalina Island: Thompson reservoir (Middle Ranch Reservoir) on southwest shore near hack tower 207 Comment
  SBBG130734  Piperia cooperi S. A. Junak 2000-5-6 SCa 1265 Los Angeles W side of Empire Landing Rd, 2.8 mi from intersection with Airport Rd 195 Comment
  UCR2596  Piptatherum miliaceum F. M. Reed 1925-6-18 5131 Los Angeles Foothill Boulevard on Baldwin Ranch, west of Arcadia 244 Comment
  CATA2199  Pittosporum tobira Sara L. Crockett, Michael Daligdig 1996-11-4 29 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  SBBG132318  Plagiobothrys S. A. Junak, B. Collins 1991-4-26 SCI- 234 A Los Angeles along rd to field station, N side of rd 411 Comment
  IRVC26446  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin, et al. 2003-3-4 25704 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  LA94805  Plagiobothrys nothofulvus Kei Nakai; Frank Almeda 1976-4-5 TCSP 9 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, in horse pasture next to pond, near the telescope mount 365 Comment
  POM3871  Plagiobothrys parishii Marjorie Shaw, Spaulding, Walton 1917-4-6 993 Los Angeles Lovejoy Springs, 16 miles north of east Palmdale Comment
  UCR272567  Plagiobothrys tenellus R. G. Swinney 2011-6-7 15039 B 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
  UC185440  Plantago coronopus Katharine Brandegee 1916-5-18 Los Angeles Santa Catalina Island Comment
  RSA598093  Plantago erecta Steve Boyd, Lauren Raz 1997-3-4 9142 A Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCR274126  Plantago erecta Steven A. Junak 1999-5-20 SCa- 935 Los Angeles Channel Islands, Santa Catalina Island, ridge between Cottonwood and Escondido Canyons, on south side of Cottonwood-Black Jack Road, c. 0.6 mile up from reservoir 256 Comment
  RSA401971B  Plantago erecta M. B. Dunkle 1939-4-6 7324 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  UCR205714  Plantago lanceolata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36933 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  RSA250525  Plantago major Robert F. Thorne, John Dourley 1967-10-10 37331 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  CATA2327  Plantago ovata Howard L. Ferguson 1980-4-16 130 Los Angeles San Clemente Island: S of Nots Canyon on E side of Island 91 Comment
  RSA747445  Platanthera Richard G. Swinney 2001-9-15 8142 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  CAS-BOT-BC93182  Platanus racemosa Peter H. Raven 1957-9-21 11365 Los Angeles Topanga Canyon 2.3 miles above U.S. 101 alternate, Santa Monica Mountains. Comment
  LA33805  Platanus racemosa Peter H. Raven; 1959-3-15 13846 Los Angeles Santa Monica Mountains, Zuma Canyon, just E of Zuma Beach 21 Comment
  LA33807  Platanus racemosa Henry J. Thompson; 1959-3-14 1862 Los Angeles Santa Monica Mountains, San Nicholas Canyon, Pacific Coast Hwy 1 mi W of Decker Canyon Rd 30 Comment
  RSA660222  Platanus racemosa Fred Brooks 1988-4-16 6 Los Angeles San Antonio Canyon, above lower ranger station along edges of canyon. 762 Comment
  SEINET12036346  Platanus racemosa Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  IRVC26353  Platystemon californicus A. C. Sanders, Mark A. Elvin 2003-4-16 26041 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  POM7031  Plectritis ciliosa subsp. insignis Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2417 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  UCR264712  Plectritis ciliosa subsp. insignis Mitch Provance, Callen Huff 2009-4-28 10762 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
  CATA546  Pluchea odorata Mark L. Hoefs, Robert F. Thorne 1975-8-7 810 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA607956  Pluchea odorata L. C. Wheeler 1932-8-28 1305 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  LA33429  Poa annua Peter H. Raven; 1959-10-10 14616 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 129 Comment
  UC1870324  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  POM175355  Poa howellii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA600392  Poa secunda V. W. Steinmann 1996-3-30 820 Los Angeles Pomona, Elephant Hill, E-facing slope above and adj. to Mission Blvd. at a point 0.5km SW of Humane Way., 34?33'N, 117?47'30W 300 Comment
  UCR221909  Poa secunda R. G. Swinney 2009-4-28 10533 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  CAS-BOT-BC236213  Poa secunda subsp. secunda Henry J. Thompson 1959-3-27 1887 Los Angeles Santa Monica Mountains. Saddle Peak, 0.5 mile E of peak 701 Comment
  POM1242  Poa secunda subsp. secunda I. M. Johnston 1917-7-20 1355 Los Angeles Baldy lookout of USFS 2133 Comment
  RSA252881  Poa secunda var. secunda R. F. Thorne 1973-5-11 43530 Los Angeles San Gabriel Mountains, Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam. 1037 Comment
  CAS-BOT-BC320516  Poaceae Peter Rubtzoff 1988-10-7 9963 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  UC54970  Polycarpon depressum E. Braunton 859 Los Angeles Playa del Rey Comment
  RSA679056  Polycarpon tetraphyllum Valerie Soza 2001-5-14 1217 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, 0.7 mile west of the Santa Anita Dam. 762 Comment
  SBBG112833  Polycarpon tetraphyllum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 764 Los Angeles near buildings at mouth of Cherry Cyn, at Boy Scout Camp 6 Comment
  RSA611070  Polygonum argyrocoleon Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: South of 200 E. Signal Street. Comment
  RSA609071  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1931-3-7 s.n. Los Angeles 2 miles NE. La Verne. 381 Comment
  RSA0011588  Polygonum aviculare subsp. neglectum Orlando Mistretta, Youssef Atallah 2011-8-16 6054 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA579561A  Polygonum aviculare subsp. neglectum Tim S. Ross, S. D. Boyd 1994-9-20 8255 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  CDA36203  Polygonum hydropiperoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37065 Los Angeles San Gabriel Valley; Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery. Comment
  UCR210187  Polygonum hydropiperoides R. G. Swinney 2008-10-22 9663 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR256836  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA584058  Polypodium californicum T. S. Ross, Steve Boyd 1991-4-25 4589 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  SEINET175056 Image available Polypodium californicum Marcus E. Jones 1882-2-27 Los Angeles Pasadena Comment
  UC399448  Polypodium californicum C. F. Millspaugh 1920-1-2 4521 Los Angeles rd. to Pebble Beach; Santa Catalina Isl. Comment
  UCSB62408  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62499  Polypodium californicum Kiefer, Lawrence 1966-6-11 Los Angeles San Gabriel Mtns., Bichota Canyon, ca. 1.5mi from confluence with San Gabriel River 853 Comment
  CATA805  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1377 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  RSA188523  Polypogon interruptus R. F. Thorne, John Olmsted 1965-8-26 35387 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  CAS-BOT-BC232401  Polypogon monspeliensis Joseph Andorfer Ewan 1932-6-28 7506 Los Angeles Los Angeles River at Hyperion Bridge Comment
  CATA1385  Polypogon monspeliensis Mark L. Hoefs 1995-9-7 2515 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  SEINET3130259  Polypogon monspeliensis J. H. Barber 1897-5-12 151 Los Angeles Santa Monica For Station Comment
  SFV21044  Polypogon monspeliensis L. Gross, V. Soza 2001-6-6 439 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon in more or less shady, damp area in dry canyon bed. 427 Comment
  SEINET11681494  Polypogon monspeliensis Unknown 1933-1 8492 Los Angeles near Los Angeles Comment
  RSA0127703  Polypogon viridis Louis C. Wheeler 1967-7-18 10105 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  CAS-BOT-BC72277  Polystichum imbricans subsp. curtum A. R. Kruckeberg 1939-9-17 s.n. Los Angeles East Fork, Santa Anita Creek, San Gabriel Mts. Comment
  UCR193941  Populus fremontii A. C. Sanders 2008-7-10 35720 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
  HSC24907  Populus fremontii subsp. fremontii L. Pinter 1965-5-4 Los Angeles Mojave Desert, 10 mi. SE of Palmdale at Little Rock Dam 976 Comment
  RSA0065850  Populus fremontii subsp. fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6781 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CATA1973  Populus trichocarpa F. R. Fosberg 1931-4-28 4704 Los Angeles Santa Catalina Island: Eagle's Nest, Middle Ranch Canyon 180 Comment
  POM219132  Potamogeton foliosus L. C. Wheeler 1932-8-28 1303 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  UC1348952  Potamogeton illinoensis Robert F. Thorne and M. Z. Thorne 1966-8-29 36578 Los Angeles upper end of canyon of North Fork of San Gabriel River (Crystal Lake Recreation Area, Crystal Lake); San Gabriel Mountains, Angeles National Forest 1676 Comment
  POM9864  Potentilla glandulosa subsp. nevadensis Philip A. Munz 1921-6-18 4599 Los Angeles San Antonio Mountains, head of Swartout [Swarthout] Valley. 2073 Comment
  UCR147798  Potentilla glandulosa subsp. reflexa Valerie Soza, LeRoy Gross 2000-6-13 999 Los Angeles San Gabriel Mountains, Spring along Burkhart Trail (FS trail 10W02), from Buckhorn Flat to Cooper Canyon, c. 0.8 mi along trail from Buckhorn Flat trailhead 1845 Comment
  CAS-BOT-BC206974  Prosopis glandulosa var. torreyana A. D. E. Elmer 1902-6-1 3726 Los Angeles Lancaster, 15 miles east Comment
  SEINET10957103  Prunus dulcis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2603 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA518461  Prunus fasciculata var. fasciculata Gary D. Wallace 1966-4-24 503 Los Angeles Along Road 4N09 south to Mile High from Highway 138. 1829 Comment
  PASA1184  Prunus ilicifolia M. Stason 1931-4-18 Los Angeles San Gabriel Canyon Comment
  UC1128411  Prunus ilicifolia A. Lewis 1934-2-1 297 Los Angeles Gold Creek, Angeles National Forest Gold Creek; Angeles National Forest, Gold Creek 1066 Comment
  UCD113470  Prunus ilicifolia Geoffrey Levin 1974-5-2 69 Los Angeles wash in Blancahrd Park, Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  LA208108  Prunus ilicifolia subsp. ilicifolia Carl Epling; October 1925 8533 Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  SBBG41578  Prunus ilicifolia subsp. lyonii M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn Comment
  RSA550703  Prunus munsoniana Tim S. Ross, Annette Ross 1991-7-29 5703 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 274 Comment
  CDA3912  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Peninsular Ranges; Chino-Puente Hills region. Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. Comment
  SEINET3245952  Prunus virginiana R. G. Swinney 2009-1 11489 Los Angeles Transverse Range; San Gabriel Mtns. : Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. (Mescal Creek 7.5') 2060 Comment
  CAS-BOT-BC154781  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-3 620 Los Angeles North Baldy Mountain, San Gabriel Mountains 1828 Comment
  SBBG128421  Pseudognaphalium biolettii M. L. Hoefs 1995-5-23 2140 Los Angeles upper Middle Cyn 225 Comment
  UCD135046  Pseudognaphalium biolettii Daryl Koutnik 1978-5-10 477 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  UCR41722  Pseudognaphalium biolettii G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  POM358738  Pseudognaphalium biolettii Reid V. Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  LA32059  Pseudognaphalium californicum Peter H. Raven; Henry J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  OBI72144  Pseudognaphalium leucocephalum Unknown 2009-5-21 2153 Los Angeles WTR, S of hwy 126 in Castaic Crk, 2.5 km SW of Castaic jctn and .3 km S of Hwy 126 290 Comment
  SBBG131604  Pseudognaphalium luteoalbum S. A. Junak 1999-7-15 SCa 1036 Los Angeles N border of lower reservoir in Bulrush Cyn 304 Comment
  SD69491  Pseudognaphalium luteoalbum Robert F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island, near margin of Hay Press Reservoir 409 Comment
  SBBG98479  Pseudognaphalium luteoalbum T. Ross 1991-5-21 5407 Los Angeles lower Tota Cyn 451 Comment
  LA200212  Pseudognaphalium microcephalum Don P. Mullally; 1950-7-21 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CAS-BOT-BC357456  Pseudognaphalium ramosissimum George L. Moxley 1920-8-28 826 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  RSA700380  Pseudotsuga macrocarpa Tim Thibault 2003-9-28 57 Los Angeles Mt. Gleason 1704 Comment
  UCSB12271  Pseudotsuga macrocarpa Suter, Richard 1961-2-25 Los Angeles 10 yds. northeast of Angeles Crest Highway at Junction with Mt. Wilson Turnoff above La Canada, California 1249 Comment
  UCR178086  Pteridium aquilinum var. pubescens LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 389 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon 335 Comment
  CLARK-A1528-3792  Pterostegia drymarioides 1929-5-20 Los Angeles San Gabriel Mountains Comment
  SEINET3448119  Punica granatum Unknown 137 Los Angeles Los Angeles, Los Angeles Comment
  CAS-BOT-BC45784  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  JEPS93445  Quercus E. R. Blakley 1962-10-5 5464 Los Angeles Middl Ranch Corral in Middle Ranch Canyon (Santa Catalina Island); California Channel Islands, Santa Catalina Island 198 Comment
  UCR275542  Quercus D. E. Bramlet 2011-8-26 4938 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, c. 1/2 mile due south Big Tujunga Reservoir 915 Comment
  RSA703429  Quercus agrifolia var. agrifolia R. E. Riefner Jr. 2000-8-29 759 Los Angeles La Tuna Canyon, Santa Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  CDA21845  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 miles west of Palmdale, beside road to Elizabeth Lake. 0 Comment
  POM18611  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  RSA517140  Quercus berberidifolia Tim S. Ross 1990-5-14 2488 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 Comment
  RSA571666  Quercus berberidifolia Fay A. MacFadden 1931-3-15 2938 Los Angeles La Tuna Canyon, Verdugo Hills. Comment
  UC1135521  Quercus berberidifolia R. St. John 1930-1-18 71 Los Angeles Las Virgenes Ranch Triunfo Pass Quad. 365 Comment
  UCD45318  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCR178209  Quercus berberidifolia LeRoy Gross 2000-11-11 324 Los Angeles Verdugo Mountains, Along Foothill Blvd. just west of Hillrose Street in Sunland 366 Comment
  UCR189938  Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  CAS-BOT-BC257061  Quercus chrysolepis P. S. Manos 1988-10-26 663 Los Angeles Angeles National Forest; San Gabriel Mts. Along Rte. 2 1900 Comment
  CAS-BOT-BC62565  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-5-25 7877 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection 1708 Comment
  SBBG11787  Quercus chrysolepis D. E. Breedlove 1961-8-4 924 Los Angeles 1.7 mi N of Largo Vista Rd on Big Pines Hwy 1584 Comment
  UC1311668  Quercus chrysolepis Robert J. Rodin 1953-5-2 5820 Los Angeles near White's Cove; Catalina Island Comment
  UCSB31591  Quercus chrysolepis Griesel, Wesley 1959-8-5 Los Angeles Charlton Flats, San Gabriel Mtns. 1524 Comment
  CATA1953  Quercus douglasii Martin A. Piehl 1962-10-3 62535 Los Angeles Santa Catalina Island: Bulrush Canyon, between the reservoirs 0 Comment
  CAS-BOT-BC86358  Quercus dumosa Ernest Braunton 1902-6-1 s.n. Los Angeles Hollywood Comment
  SFV22025  Quercus durata var. gabrielensis V. Soza, I. E. Anderson, L. Gross 2000-6-6 988 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  UCR217314  Quercus durata var. gabrielensis R. G. Swinney 2009-2-26 10040 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA290527  Quercus engelmannii Lyman Benson 1948-11-9 13548 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  RSA476787  Quercus engelmannii F. R. Fosberg 1931-1-7 7111 Los Angeles Arcadia 150 Comment
  RSA708556  Quercus engelmannii Valerie L. Soza, LeRoy Gross 2001-5-9 1198 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  RSA87163  Quercus engelmannii Louis C. Wheeler 1931-10-11 252 Los Angeles Thompson Wash 3 miles NE La Verne 404 Comment
  SFV21072  Quercus engelmannii L. Gross 2001-3-23 344 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 488 Comment
  UCSB28137  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge; West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  JEPS38025  Quercus kelloggii Frank W. Peirson Jul 3 1921-May 26 1923 1708 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  RSA782203  Quercus kelloggii R. G. Swinney 2009-8-25 11478 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  UC1188240  Quercus pacifica P. C. Everett 1960-9-27 24292 Los Angeles Ridge Road to airport Santa Catalina Island 365 Comment
  RSA619490  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Canyon 91 Comment
  RSA585428  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-31 2722 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SFV16680  Quercus wislizeni var. frutescens P. Wilson, J. M. Albert 1996-6-12 3442 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  SFV21087  Quercus wislizeni var. frutescens L. Gross, V. Soza, N. Gilbert 2000-10-18 292 Los Angeles Verdugo Mountains Hostetter Mountainway. Along roadside near above coordinates. 915 Comment
  RSA0091744  Rafinesquia californica R. G. Swinney 2011-5-26 14865 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  HSC6085  Rafinesquia neomexicana C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  CHSC26268  Ranunculus californicus Wesley O. Griesel 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA0048319  Ranunculus californicus Carol Haines 1964-4-14 75 Los Angeles Robinson Rd., Topanga, Santa Monica Mts. 304 Comment
  RSA603392  Ranunculus hebecarpus Louis C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
  CAS-BOT-BC74281  Raphanus sativus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA608062  Raphanus sativus L. C. Wheeler 1931-2-15 s.n. Los Angeles Pomona. Comment
  UC870779  Rhamnus californica Louis C. Wheeler 1932-7-2 909 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  CAS-BOT-BC59944  Rhamnus crocea Alice Eastwood 1906-5-27 277 Los Angeles Roscoe. Comment
  LA52140  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4431 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA99478  Rhamnus ilicifolia Hisao P. Arai; 1957-5-8 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon, ca 5 mi. N of Sunset Blvd Comment
  OBI70948  Rhamnus ilicifolia Steve Boyd 1997-3-25 9260 Los Angeles Liebre Mts region: Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco rd 951 Comment
  POM24614  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On the Newhall Grade, just north of point where the Los Angeles Aqueduct crosses the highway. Comment
  RSA0060781  Rhamnus ilicifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6809 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA632952  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 546 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC1871230  Rhamnus ilicifolia T. S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UC592780  Rhamnus ilicifolia unknown 1927-7-24 670 Los Angeles 0.5 mi e Montrose Comment
  SBBG20540  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 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
  UC168785  Rhus Geo. B. Grant Apr 1904 1120 Los Angeles Pasadena Comment
  CAS-BOT-BC170456  Rhus integrifolia Marian L. Campbell 1921-3-10 1 Los Angeles Arroyo Seco Comment
  POM293306  Rhus integrifolia Lyman Benson 1945-2-13 11600 Los Angeles Claremont. 335 Comment
  UCR125611  Rhus laurina A. C. Sanders 2003-5-22 26827 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR133732  Rhus laurina F. R. Fosberg 1931-7-10 S- 5373 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA655939  Rhus ovata James Henrickson 2000-4-15 20709 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  RSA0025907  Ribes aureum var. gracillimum Justin M. Wood 2012-3-20 4637 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
  RSA27162  Ribes aureum var. gracillimum Roxana S. Ferris 1941-3-10 10323 Los Angeles First Tributary in Pico Canyon, Santa Susana Mtns, near Hwy 99. 412 Comment
  RSA0089428  Ribes californicum var. californicum R. G. Swinney 2011-3-17 14114 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC93083  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Monrovia Canon [Canyon]. Comment
  RSA0106825  Ribes cereum var. cereum R. G. Swinney 2011-7-29 15568 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR190540  Ribes malvaceum R. G. Swinney 2000-6-19 7825 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 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
  RSA229075  Ribes nevadense R. F. Thorne 1969-7-29 38905 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA755844  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCR271218  Ribes nevadense R. G. Swinney 2011-9-27 15707 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  OBI36779  Ribes quercetorum David J. Keil 1980-3-27 13745 Los Angeles 1 mi E of Ridge rte on Pine Cyn rd (L.A. County rd N-2) 1189 Comment
  POM175369  Ribes roezlii Helen E. Sweet 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  RSA0115958  Ribes roezlii R. G. Swinney 2010-9-21 13852 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  SEINET3151846  Ribes tenuiflorum G. B. Grant, W. Wheeler 1904-5-7 1128 Los Angeles Glendora Comment
  UC1349064  Ribes viburnifolium Robert F. Thorne 1966-4-30 36333 Los Angeles Santa Catalina Island, on w fork of Gallagher's Canyon Gallagher's Canyon 304 Comment
Read comments
Dec 19 2011
  RSA657205  Ricinus communis Joseph M. Keefe 2001-1-19 30900 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles. 262 Comment
  CHSC26121  Robinia pseudoacacia Lawrence Pinter 1965-5-4 271 Los Angeles Little Rock Canyon, San Gabriel Mtns. 975 Comment
  RSA199019  Robinia pseudoacacia W. M. Gauntt 1966-4-9 139 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  CAS-BOT-BC74534  Rorippa curvisiliqua Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Near Santa Monica. Comment
  CATA1085  Rosa californica Mark L. Hoefs 1995-5-16 2035 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  UCR198406  Rosa californica LeRoy Gross 2007-3-30 2617 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  UCR272842  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA0017013  Rosa woodsii subsp. gratissima F. W. Peirson 1918-6-17 470 Los Angeles Rock Creek, northern base of San Gabriel Mountains. 1677 Comment
  CATA443  Rubus ursinus Sara L. Crockett 1997-3-17 583 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, ca. 10 m E of road 225 Comment
  RSA499371  Rubus ursinus Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail, Tujunga Ca - on Comment
  RSA529285  Rubus ursinus Tim S. Ross 1991-4-8 4476 Los Angeles Elephant Hill, western Pomona. 268 Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  RSA0073114  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  UCR223064  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  PASA1147  Salazaria mexicana Stason 5-31 Los Angeles Big Rock Creek wash Comment
  RSA249788  Salazaria mexicana Robert F. Thorne 1973-5-11 43481 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
  UCLA55085  Salazaria mexicana A. M. Johnson 1932-4-17 3988 Los Angeles hillside 10 mi w Palmdale; w of Palmdale Comment
  RSA279137  Salicornia virginica R. F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island. E. side of inner Catalina Harbor. 2 Comment
  POM295227  Salix exigua Lyman D. Benson 1954-3-23 15260 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Pacific Slope drainage area. 229 Comment
  UCR228786  Salix exigua Dick Newell 2011-5-23 158 Los Angeles South Coast; Los Angeles Basin, 6500 block of Pacific Coast Highway, Long Beach 3 Comment
  SBBG131555  Salix exigua S. A. Junak 1999-7-16 SCa 1051 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach 27 Comment
  UCSB52658  Salix gooddingii Thorne, Robert; Tilforth, Dick 1978-6-21 Los Angeles San Gabriel Mountains: Reservoir behind Little Rock Dam Comment
  JEPS14841  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon 800 Comment
  LA208746  Salix laevigata Carl Hedin; Joseph Ewan 1932-4-30 7646 Los Angeles Above Ballona Creek, S of Culver City [Area 2] Comment
  POM50189  Salix laevigata A. D. E. Elmer 1902-06 3673 Los Angeles Lancaster. Comment
  POM182047  Salix lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City). Comment
  POM307400  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2362 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA599191  Salix lasiolepis Scott D. White 1997-3-12 4741 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UC492358  Salix lasiolepis F. R. Fosberg 1931-1-26 7173 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UCR191744  Salix lasiolepis A. C. Sanders 2008-4-23 35083 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  UCR271726  Salix lasiolepis R. G. Swinney 2011-3-26 14212 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  LA34149  Salix lasiolepis Peter H. Raven; 1959-10-4 s.n. Los Angeles SANTA MONICA MOUNTAINS, Point Mugu, just W of point. 15 Comment
  UC506412  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7668 Los Angeles Area 4; Tree 6 Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SD252320  Salsola Steven A. Junak 1999-9-10 Sca 1083 Los Angeles Santa Catalina Island: Along Bulrush Canyon Trail, above plant stop. 438 Comment
  CDA20312  Salsola australis M. O'Brien 2004-11-17 s.n. Los Angeles Southern California Coast; Malibu Creek State Park. Sheet 1 of 2. 0 Comment
  CDA3166  Salsola australis R. E. Riefner Jr. 2007-3-1 07 -125 Los Angeles Palos Verdes Peninsula . Vicinity of Rolling Hills Road at Palos Verdes Drive. Comment
  RSA223710  Salsola gobicola E. C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West. 732 Comment
  SBBG131690  Salsola tragus S. A. Junak 1999-9-10 SCa 1083 Los Angeles Bulrush Cyn Trail [S of] 438 Comment
  UC7501  Salsola tragus J. Burtt Davy May 9 1896-May 24 1896 2283 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  RSA469654  Saltugilia splendens subsp. grantii Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon 1463 Comment
  RSA411363  Salvia carduacea N. C. Cooper 1948-4-21 2695 Los Angeles Littlerock Reservoir. 762 Comment
  SBBG44375  Salvia carduacea G. Sphon, D. Hearn 1956-5-30 19 Los Angeles Black Butte, Antelope Valley Comment
  UC1124668  Salvia carduacea A. D. Gifford 1935-3-29 529 Los Angeles 5.5 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1249 Comment
  UCR191714  Salvia carduacea A. C. Sanders 2008-4-18 34954 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  UC883892  Salvia columbariae I. W. Clokey and B. C. Templeton 1930-4-8 4690 Los Angeles San Francisquito Canyon 700 Comment
  UCR147662  Salvia columbariae Steve Boyd, Amber Maurice 2004-5-18 11318 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  UCSB5766  Salvia columbariae Haller, John 1957-4-13 Los Angeles in upper Mint Canyon; ca. 5 rd. mi. E. of rd. to Acton; & 10 rd. mi. E. of Angeles Forest Hwy 914 Comment
  SFV3208  Salvia dorrii P. G. Kilburn 1958-4-12 718 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
  RSA725119  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -41 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  LA82018  Salvia leucophylla W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR131407  Salvia leucophylla Alison Lipman 1998-5-21 s.n. Los Angeles South Coastal Plains Region, Portuguese Canyon, Rancho Palos Verdes 305 Comment
  HSC12511  Salvia mellifera Wendell Wood 1970-6-17 8 Los Angeles Linda Vista Rd. and Chevy Chase, Glendale 366 Comment
  RSA647929  Salvia mellifera Michelle Manolovitz, Brian Manolovitz 1992-5-5 12 Los Angeles Santa Fe Dam, 15501 E. Arrow Hwy, Irwindale; 450 feet northwest of park office. Comment
  RSA654073  Salvia mellifera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 736 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  RSA664094  Salvia mellifera Marianne Marshall 1981-5-29 23 Los Angeles Ca. Hwy 39, 4.7 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  RSA8276  Salvia spathacea P. A. Munz, R. D. Harwood 1920-5-17 3972 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UCR261112  Salvia spathacea Joseph Cahill, Erik Jordan 2013-2-24 213- 1 Los Angeles Santa Monica Mountains, Backbone Trail about 1.2 miles SW from Malibu Canyon Rd., on trailside 524 Comment
  UC1871099  Sambucus mexicana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4938 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880&apos Comment
  UC1871232  Sambucus mexicana T. S. Ross, Walter Appleby 1993-5-20 7211 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts: vicinity of Los Pinetos Spring; 60 m NE of the spring R15W T3N, NW/4 NW/4 SW/4 sect. 10 890 Comment
  LA82386  Sanicula arguta O. H. Kappler; 1943-5-2 395 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG31500  Sanicula arguta R. M. Beauchamp 1967-3-17 253 Los Angeles E of Wilson Cove 40 Comment
  SD69478  Sanicula arguta Robert F. Thorne 1966-4-5 35838 Los Angeles Santa Catalina Island, rocky dry south-facing slope above sream in Cottonwood Canyon 105 Comment
  POM155644  Sanicula arguta D. Meadows 1928-1-21 326 Los Angeles Santa Catalina Island. North slope Rock Spring Canon. 46 Comment
  RSA251458  Sanicula arguta R. F. Thorne 1973-4-11 42808 Los Angeles San Clemente Island: rocky slopes of upper part of Middle Ranch Canyon. 381 Comment
  POM82759  Sanicula crassicaulis Marcus E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
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Dec 2 2008
  RSA749796  Sanicula crassicaulis R. G. Swinney 2005-4-23 8224 Los Angeles Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 556 Comment
  UCSB42183  Sarcodes sanguinea Roos, John 1966-6-15 Los Angeles N slope of Mount Baden-Powell near Laurel Spring, San Gabriel Mtns. 2377 Comment
  UC450876  Sarcostemma cynanchoides subsp. hartwegii Fay A. MacFadden 1931-3-29 18 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon 335 Comment
  RSA458891  Saxifraga californica Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA716473  Schedonorus pratensis Scott D. White, Andrea Warniment 2006-7-7 11611 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  UCR93327  Schinus polygamus Scott D. White 1996-5-19 4055 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  SBBG132309  Schismus arabicus S. A. Junak, B. Collins 1991-4-26 SCI- 241 Los Angeles E side of island along main rd, S of airfield 115 Comment
  UC1922482  Schismus barbatus Valerie Soza, Miriam Sidibeh 2003-3-26 1613 a Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR200021  Schismus barbatus Valerie Soza, Mariam Sidibeh 2003-3-26 1613 A Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR62322  Schismus barbatus R. G. Swinney 1990-3-24 1565 Los Angeles Los Angeles Basin, South Hills Park, Glendora Centennial Heritage Park, in the city of Glendora, south of Big Dalton Channel 238 Comment
  SEINET3913197  Scirpus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1994-9-21 8338 Los Angeles Coww Spring Pond': sag pond on the San Andreas Fault Zone at the n. foot of Liebre Mt and on the s. side of West Oakdale Canyon Road, ca. 100 m. w. of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UC57095  Scirpus californicus Ernest Braunton Aug 1902 659 Los Angeles Oak Knoll Comment
  POM14337  Scirpus microcarpus Phillip A. Munz 1922-7-17 6071 Los Angeles San Antonio Canyon. Wet meadow on hillside below Camp Baldy 1280 Comment
  SBBG131701  Scirpus microcarpus S. A. Junak 1999-9-10 SCa 1094 Los Angeles Middle Ranch Cyn, inland from Ben Weston Beach (Mills Landing) 91 Comment
  CATA508  Scrophularia villosa Sara L. Crockett 1997-4-2 652 Los Angeles Santa Catalina Island: 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road 259 Comment
  CAS-BOT-BC341093  Scutellaria mexicana Timothy S. Ross; Steve Boyd 1990-5-29 2690 Los Angeles San Gabriel Mountains. SE edge of Valyermo: along NE side of Valyermo Rd from Ca 3730-3750, then S of the road from ca 3750-3770 feet elevation 1149 Comment
  SFV17380  Scutellaria tuberosa G. Beall 1998-3-12 s. n. Los Angeles Santa Monica Mountains South side of Mulholland Highway about 2 miles west of Old Topanga Canyon Road. 440 Comment
  RSA651609  Secale cereale W. J. Nicholas 1948-5-4 s.n. Los Angeles near Littlerock. Two [miles?] west of Littlerock. 609 Comment
  UCD135973  Selaginella bigelovii P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA638936  Selaginella bigelovii Louis Cutter Wheeler 1967-5-15 9582 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth.. 518 Comment
  SEINET7878555 Image available Senecio californicus B. C. Templeton 1939-1 4616 Los Angeles Playa del Rey to El Segundo Comment
  RSA0022514  Senecio flaccidus var. douglasii Duncan S. Bell, Caitlin Elam 2013-6-24 5234 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA754204  Senecio flaccidus var. douglasii Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1782 Los Angeles San Gabriel River Watershed; Along San Dimas Canyon Road. 477 Comment
  UC1070180  Senecio flaccidus var. douglasii N. French 1934-5-11 349 Los Angeles 1 mi ne Ravenna; Tujunga Quad. Comment
  UCR125162  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR272964  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC341200  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCR182381  Senecio triangularis R. G. Swinney 1997-7-22 5706 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR256134  Senecio vulgaris R. G. Swinney 2010-4-20 12303 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA683910  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Northeast corner of Cambridge and Arrow Hwy. in Claremont. (Ontario Quad) 333 Comment
  RSA585075  Setaria viridis L. C. Wheeler 1931-9-11 133 Los Angeles 2 mi. NE La Verne 373 Comment
  SBBG23510  Sidalcea sparsifolia E. C. Twisselmann 1965-5-18 10855 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  SBBG71657  Silene Anstruther Davidson -Jul-1893 Los Angeles Mount Wilson Comment
  SBBG133412  Silene antirrhina W. F. Hoyer, V. Englert 2010-4-11 SERG 10 -37 Los Angeles just S and above Eagle Curve 496 Comment
  CATA986  Silene gallica Mark L. Hoefs 1994-5-21 1858 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  CAS-BOT-BC387015  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena, Southern California Comment
  RSA439084  Silene gallica Anstruther Davidson 1918-06 3320 Los Angeles Exposition Park. Comment
  LA200354  Silene laciniata subsp. laciniata John O'Leary; 1974-4-25 276 Los Angeles Santa Monica Mountains, Stone Canyon, overlooking Stone Canyon Reservoir 289 Comment
  RSA477916  Silene laciniata subsp. major Donald R. Bissing 1973-6-2 145 Los Angeles Evey Canyon, about 1.3 mile from canyon mouth 878 Comment
  SD87785  Silene lemmonii F. W. Peirson 1924-5-27 4624 Los Angeles North slope Strawberry Peak, San Gabriel Mountains. 1520 Comment
  RSA164856  Silene parishii Wesley O. Griesel 1962-9-14 740 Los Angeles Near Buckhorn Camp. 2073 Comment
  CAS-BOT-BC175109  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCD99113  Silene verecunda Michael Grayum; Daryl Koutnik 1978-8-1 1517 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  UCR194623  Silene verecunda R. G. Swinney 1998-8-31 6865 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  POM175383  Silene verecunda subsp. platyota West 1930-7-12 s.n. Los Angeles Mt. Islip. Comment
  RSA152106  Silene verecunda subsp. platyota Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  POM18117  Silene verecunda subsp. platyota P. A. Munz 1941-11-13 6842 Los Angeles Vincent gulch 1981 Comment
  CATA1446  Sinapis arvensis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2610 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA642510  Sinapis arvensis D. E. Bramlet 1999-5-21 2786 Los Angeles Puente Hills. 427m northwest of the 57/60 freeway and 762m north of Grand Avenue. 122m southwest of Beaverhead Drive in Diamond Bar. 253 Comment
  UCR221899  Sisymbrium altissimum R. G. Swinney 2009-4-28 10540 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA431750  Sisymbrium officinale Anstruther Davidson 1891-5-30 s.n. Los Angeles Millards Canyon Comment
  RSA431752  Sisymbrium officinale M. B. Dunkle 1933-6-17 3621 Los Angeles San Antonio River Canyon 914 Comment
  RSA590941  Sisymbrium orientale Orlando Mistretta 1994-4-12 1032 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA669161  Sisymbrium orientale LeRoy Gross, Naomi Fraga 2002-4-4 519 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet., (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 457 Comment
  RSA589143  Sisymbrium orientale Orlando Mistretta 1994-5-13 1222 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  UCR127241  Sisyrinchium bellum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2924 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA0021699  Sisyrinchium idahoense Duncan S. Bell, Caitlin Elam 2013-6-24 5272 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
  CATA85  Solanum douglasii Mark L. Hoefs 1973-3-13 65 Los Angeles Santa Catalina Island: Upper Avalon Canyon, east of cactus area, west exposure 121 Comment
  RSA422432  Solanum douglasii F. R. Fosberg 1930-7-3 S- 3039 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR150831  Solanum douglasii R. G. Swinney, Dave Larson 1999-5-15 7151 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA422430  Solanum douglasii Ora M. Clark 1929-10-21 1218 Los Angeles N. W. Santa Monica Comment
  RSA658836  Solanum douglasii J. S. Burns 1992-5-5 3 Los Angeles 1 mile north on Van Tassel fireroad from south access; Angeles National Forest. 457 Comment
  RSA0049589  Solanum elaeagnifolium Justin M. Wood, T. Valentovich 2012-6-6 4789 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd. and E Avenue T. 843 Comment
  CATA290  Solanum elaeagnifolium Mark L. Hoefs 1973-6-4 308 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  POM4258  Solanum elaeagnifolium L. R. Abrams 1917-7-7 6607 Los Angeles San Fernando Valley, near Cahuenga Pass. Comment
  UC2026475  Solanum nigrum Louis C. Wheeler 1975-9-12 s.n. Los Angeles ALTADENA: 202 E. Sacramento Street. Comment
  RSA660504  Solanum umbelliferum Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 9 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCR256209  Solanum umbelliferum R. G. Swinney 2010-3-22 12015 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
  UCR259910  Solanum umbelliferum R. G. Swinney 2010-3-18 11993 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA517112  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-5-14 2467 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  RSA549564  Solanum umbelliferum Tim S. Ross 1991-3-10 4218 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  UC303692  Solanum umbelliferum I. Johnston 1917-5-1 1024 Los Angeles San Gabriel Wash 152 Comment
  UC41540  Solanum wendlandii Earnest Braunton July 1901 Los Angeles Los Angeles Comment
  RSA716921  Solidago californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. 448 Comment
  RSA774055  Solidago californica R. G. Swinney 2009-6-12 11134 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA0034301  Solidago confinis Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  LA33912  Soliva sessilis Peter H. Raven; 1959-4-24 14025 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 91 Comment
  RSA188377  Sonchus asper R. F. Thorne, Percy C. Everett 1965-6-23 35011 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  UC1215152  Sonchus asper Peter H. Raven 1962-4-12 17336 Los Angeles narrow canyon s of canyon below the Tomb (w side San Clemente Island); w side San Clemente Island 274 Comment
  RSA637502  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 1999-5-10 451 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  UCR273170  Spartium junceum R. G. Swinney 2011-6-22 15272 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  CAS-BOT-BC389949  Spergula arvensis Louis C. Wheeler 1932-3-12 487 Los Angeles La Verne 304 Comment
  RSA0097898  Spergularia bocconi A. C. Sanders, A. Thompson 2003-4-15 26004 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence. 366 Comment
  SBBG127517  Spergularia macrotheca var. macrotheca M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2740 Los Angeles bluff below USC Building at Fisherman's Cove 6 Comment
  RSA0098602  Spergularia marina Anstruther Davidson 1902-04 1883 Los Angeles Temple St. Comment
  RSA0083163  Sphaeralcea ambigua subsp. ambigua R. G. Swinney 2010-6-1 13127 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  RSA160550  Stachys albens J. D. Olmsted 1959-6-26 696 Los Angeles Springy ground at mouth of Vincent Gulch along Prairie Fk. of E. Fk. of San Gabriel R. 1524 Comment
  RSA547798  Stachys albens Tim S. Ross, Peter Fritsch 1990-6-20 3604 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA603333  Stachys albens Scott D. White 1997-5-21 5202 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  SBBG80018  Stachys albens R. Hoffmann 1927-6-14 Los Angeles Gorman, Ridge Route (US Hwy 99) Comment
  UCR223667  Stachys albens R. G. Swinney 2009-6-12 11135 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
  LA201932  Stachys bullata Arthur C. Gibson; 2001-5-19 4920 Los Angeles 121 Comment
  RSA446654  Stachys bullata Elbert Benjamine 1929-4-29 169 Los Angeles Santa Monica. Comment
  UCR219453  Stachys bullata R. G. Swinney 2009-3-28 10193 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  UCSB72623  Stachys bullata Soza, Valerie; Gross, LeRoy 2001-5-9 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  CAS-BOT-BC60920  Stanleya pinnata A. D. E. Elmer 1902-6-1 3504 Los Angeles Acton. Comment
  RSA670394  Stanleya pinnata B. C. Templeton 1931-5-17 1209 Los Angeles South of Lancaster. Mojave Desert. Comment
  SFV1521  Stanleya pinnata L. Imamura 1958-7-20 s. n. Los Angeles About 0.25 miles northeast of Malibu pier on east side of Highway 101. 30 Comment
  IRVC26174  Stanleya pinnata var. pinnata Mark A. Elvin 2003-4-9 2468 Los Angeles Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley 335 Comment
  RSA725069  Stanleya pinnata var. pinnata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -78 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR150859  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7155 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCD99473  Stellaria nitens Daryl Koutnik 1978-5-2 454 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  SD69462  Stellaria pallida Robert F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: Rocky, dry, S-facing slope above stream in Cottonwood Canyon. 106 Comment
  CATA3196  Stephanomeria diegensis Julie L. King 2016-10-25 6 Los Angeles Santa Catalina Island: South side of West End Rd., about 550 meters by road west of gate at junction with Parsons Landing Rd. 105 Comment
  CAS-BOT-BC375356  Stephanomeria exigua subsp. coronaria Peter H. Raven; Henry J. Thompson 1958-10-11 13750 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Tuna Canyon Road 0.5 mile south of junction with Saddle Peak Road 518 Comment
  JEPS36710  Stephanomeria parryi Samuel B. Parish June 1888 1910 Los Angeles Rock Creek Mojave Desert Comment
  UCR258924  Stephanomeria pauciflora R. G. Swinney 2010-5-7 12613 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UCR182484  Stephanomeria spinosa R. G. Swinney 1997-7-17 5688 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  CAS-BOT-BC375804  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mtns.: Pacifico Mountain summit 2172 Comment
  SFV10288  Stephanomeria virgata M. J. Teiman 1978-10-15 5 Los Angeles Playa del Rey wetlands. 0.5 miles south of Marina del Rey channel. 2 Comment
  UCR209628  Stephanomeria virgata R. G. Swinney 2008-10-10 9550 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA226574  Stephanomeria virgata subsp. virgata Anonymous 1966-8-13 66157 Los Angeles 1 mile south of Crystal Lake, on Hwy. 39 1433 Comment
  SFV21467  Stillingia linearifolia L. Gross 2001-5-27 425 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. Near homes on a low, open hill with sun. Area cleared for fire safety. 305 Comment
  UCR237899  Stipa coronata Mark A. Elvin 2003-5-1 2494 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UCR211815  Stipa pulchra Valerie Soza, LeRoy Gross 2001-5-22 1237 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 655 Comment
  UCR68919  Stipa pulchra Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4229 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA305618  Stuckenia pectinata Robert F. Thorne, D. Propst 1974-9-10 45116