Search Results — 2000 specimen records retrieved (1577 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC7623  Abronia pogonantha J. Burtt Davy May 9 1896-May 24 1896 2214 Los Angeles Antelope Valley Comment
  RSA604521  Abronia umbellata Sara L. Crockett, Sheila Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca 100 m from Pacific Ocean 6 Comment
  POM188349  Abronia villosa P. A. Munz, T. Craig 1933-5-13 12946 Los Angeles 10 miles south of Muroc. Comment
  SEINET5512232  Abronia villosa E A Carl 1964-1 Los Angeles Palmdale Blvd between 100th and 150th St W near Palmdale. Drainage area: Antelope Valley 792 Comment
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  CDA3991  Acacia cyclops T. S. Ross, J. M. Porter, Gary Allan, Vanessa E. T. M. Ashworth, D. L. Banks, M. Tommerup 1994-3-28 7425 Los Angeles Palos Verde Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the northeast of upper Forrestal Drive. Comment
  UCR90957  Acacia cyclops Scott D. White 1996-4-9 3882 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA732844  Acamptopappus sphaerocephalus R. G. Swinney 2001-5-17 7947 Los Angeles Valyermo area, south end of Bobs Gap, west-facing slope at junction of Panorama and Bobs Gap roads. 1244 Comment
  CAS-BOT-BC331553  Acer macrophyllum Geo. B. Grant 1904-5-1 s.n. (Ex. 17 .) Los Angeles Mt. Wilson Comment
  RSA479900  Acer macrophyllum Steve D. Boyd, Thomas S. Elias 1987-4-14 2032 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  SEINET4068103 Image available Acer macrophyllum R. Gustafson 1977-1 402 Los Angeles Off Angeles Crest Highway, about 5 miles from the junction with Foothill Blvd., San Gabriel Mountains. Comment
  UCR761  Acer macrophyllum Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/4 mile from waterfalls 673 Comment
  RSA794743  Achillea millefolium Jane Tirrell 2012-7-20 LS 0114 Los Angeles South side of California State Route 2 near mile marker 66.43. 2228 Comment
  UCR76417  Achillea millefolium T. S. Ross 1992-4-14 6188 Los Angeles Channel Islands, San Clemente Island: c. 30 m ENE of intersection of new Lemon Tank Road and main N-S road 340 Comment
  RSA94581  Achillea millefolium Raymond J. Dobbs 1927-5-26 7674 Los Angeles near relay station, south slope of San Gabriel Mtns. Comment
  RSA660107  Achnatherum coronatum Orlando Mistretta 1992-6-12 568 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  POM365955  Achnatherum hymenoides Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA21250  Achnatherum hymenoides C. B. Wolf 1937-4-28 8521 Los Angeles 1.8 miles N of Palmdale 793 Comment
  UC1131572  Achnatherum hymenoides H. S. Yates 1936-8-28 6355 Los Angeles 3 mi se Palmdale; Elizabeth Lake Quadrangle Comment
  CHSC100198  Achnatherum speciosum John Dittes 2006-6-5 1404 Los Angeles Transverse Ranges; San Gabriel Mts.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman, and 0.6 air-miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy-5, north and east of Little Bear Road exit. 896 Comment
  JEPS75608  Achnatherum speciosum W. L. Jepson 1935-4-17 17061 Los Angeles Portal Ridge Comment
  SBBG37918  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island Comment
  CAS-BOT-BC204747  Acmispon argophyllus var. argenteus L. R. Abrams; I. L. Wiggins 1931-7-6 343 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC204763  Acmispon argophyllus var. argenteus Robert F. Thorne; P. Everett 1964-2-6 33279 Los Angeles W of Catalina Harbor at Isthmus, Santa Catalina Island 15 Comment
  CATA1042  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-10 1968 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SDSU4286  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. Comment
Read comments
Nov 10 2008
  CATA1636  Acmispon dendroideus var. dendroideus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2919 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 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
  SD69606  Acmispon micranthus Robert F. Thorne, P. Everett 1965-5-10 34522 Los Angeles Santa Catalina Island, near upper end of Gallagher Canyon, sparsely grassy sunny clay slopes 427 Comment
  RSA0013590  Acmispon nevadensis var. davidsonii Orlando Mistretta, Christine Mistretta 2011-7-1 5789 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UCD104430  Acmispon strigosus P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island. Comment
  UCR256568  Acmispon strigosus Anuja Parikh, Nathan Gale 2011-6-27 3508 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  LA201184  Acmispon wrangelianus O. H. Kappler; 1941-4-13 200 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET5327570  Acmispon wrangelianus E. Palmer, Collected by Pupils of Los Angeles High School s.n. Los Angeles Claremont Comment
  LA200147  Acourtia microcephala Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA35984  Acourtia microcephala Peter H. Raven; 1960-5-15 15376 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  SD187331  Acourtia microcephala Valerie Soza, LeRoy Gross and Marisa Sripracha 2001-7-20 1360 Los Angeles Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 822 Comment
  CDA19945  Acroptilon repens J. Santos 2002-7-1 PDR 053580 Los Angeles Southern California; Sierra Hwy & Ave E. 0 Comment
  CAS-BOT-BC133190  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Santa Catalina Island, along the equestrian trail, back of Avalon 106 Comment
  RSA675809  Adenostoma fasciculatum LeRoy Gross 2003-3-7 760 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  RSA702289  Adenostoma fasciculatum Scott D. White, Pam De Vries 2004-5-18 10439 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SDSU8956  Adenostoma fasciculatum D. F. Howe 1947-5-4 1570 Los Angeles Mint Canyon. Comment
  UC72960  Adenostoma fasciculatum Miss E. D. Palmer 1904-11-12 Los Angeles vicinity Los Angeles (Rubio Canyon); Rubio Canyon Comment
  RSA0094373  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  LA52132  Adenostoma sparsifolium K. Kneen; 1933-8-25 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UCR217426  Adiantum capillus-veneris R. G. Swinney 2009-2-26 10036 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA162792  Adiantum capillus-veneris J. Olmstead 1959-10-13 1067 Los Angeles 1/4 mile above power station in San Antonio Canyon along cliffs west of Boy Scout Cabin 976 Comment
  RSA729552  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  RSA651158  Adiantum jordanii Robert Lindgren 1948-2-14 s.n. Los Angeles Base Clef Farm, San Dimas. Comment
  RSA134828  Ageratina adenophora P. H. Raven, H. J. Thompson 1960-4-13 15081 Los Angeles Griffiths Park. 229 Comment
  UCR189712  Agoseris grandiflora R. G. Swinney 1998-7-10 6392 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA597277  Agoseris retrorsa Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3723 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCR178784  Agropyron parishii R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  CATA53  Agrostis USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 31 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  UCR203099  Agrostis R. G. Swinney 2001-8-27 8109 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  RSA384961  Agrostis exarata Bonnie C. Templeton 1932-7-21 5012 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  RSA547478  Agrostis exarata Timothy S. Ross, Orlando Mistretta 1992-7-24 6771 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA604992  Agrostis exarata L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA762418  Agrostis exarata R. G. Swinney 2008-8-13 9378 Los Angeles Icy Springs, tributary of Big Rock Creek 1756 Comment
  SBBG31068  Agrostis pallens R. F. Thorne 1966-6-1 36459 Los Angeles Pebbly Beach Drive, SE of Avalon 15 Comment
  RSA605022  Agrostis stolonifera L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  CAS-BOT-BC47985  Ailanthus altissima Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: on the NW side of Indian Hill Mesa (i.e., The Back 40). Ontario USGS 7.5' Quad; 417 Comment
  RSA682645  Ailanthus altissima LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  RSA190957  Alchemilla occidentalis Robert F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36765 Los Angeles Santa Catalina Island. Lower end of Toyon Canyon. 46 Comment
  UCR163315  Aliciella B. G. Pitzer 1998-5-12 3702 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
  UC1601925  Allium burlewii I. M. Johnston 1917-6-20 1490 Los Angeles Baldy Lookout of USFS San Antonio Mountains, Baldy Lookout of USFS 2133 Comment
  POM230544  Allium fimbriatum var. fimbriatum Alice Eastwood, J. T. Howell 1937-4-26 3960 Los Angeles Near Palmdale. Comment
  CAS-BOT-BC469353  Allium fimbriatum var. fimbriatum Alice Eastwood; John Thomas Howell 1937-4-26 3960 Los Angeles Near Palmdale Comment
  RSA654227  Allium haematochiton Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA0000111  Allium monticola Robert Kessler 1921-6-1 1924 Los Angeles Mt. Markham. Comment
  UCR65525  Allium praecox Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-30 805 -4 Los Angeles Channel Islands, San Clemente Island: Waynuk Canyon, W slope of the island 247 Comment
  RSA410064  Allophyllum divaricatum Geo L. Moxley 1919-5-31 337 Los Angeles Santa Anita Canyon. Comment
  RSA660250  Allophyllum divaricatum Orlando Mistretta, Peter L. Morrell 1992-6-4 482 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SEINET2444422  Allophyllum divaricatum I. M. Johnston 1917-7-1 1439 Los Angeles San Antonio Mountains. 1067 Comment
  LA52306  Allophyllum glutinosum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG95401  Allophyllum glutinosum M. B. Dunkle 1928-5-13 1934 Los Angeles Coach Rd, rd side near Wishbone Loop Comment
  UC1930052  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles NEWHALL AREA: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Comment
  UCR149773  Allophyllum glutinosum Scott D. White, Pam Devries 2004-5-18 10433 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  SACT002777  Alnus rhombifolia Louis Wheeler 1931-8-16 Los Angeles San Antonio Mountains. Stream side Comment
  UCR259375  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  CDA3253  Alternanthera philoxeroides George Garrettson, H. Daniels Sep 1956 Los Angeles Rio Hondo River under bridge on San Gabriel Blvd. near intersection with Rosemead Blvd., El Monte. 0 Comment
  UCR205550  Amaranthus hybridus A. C. Sanders, T. B. Salvato 2009-5-20 36873 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA0048589  Amaranthus retroflexus Lee Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  SDSU6854  Amblyopappus pusillus R. M. Beauchamp 1967-3-17 250 Los Angeles East of Wilson Cove of San Clemente Island. Comment
  SBBG61232  Ambrosia acanthicarpa M. N. Ackley -Oct-1927 246 Los Angeles Eagle Rock 213 Comment
  RSA589100  Ambrosia acanthicarpa Orlando Mistretta 1994-9-13 1457 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  UCR133733  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S- 4879 Los Angeles Channel Islands, Little Harbor, Santa Catalina Island 2 Comment
  IRVC28761  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters NE end of Santa Susana Mtns. 396 Comment
  UC1069628  Ambrosia salsola A. Lewis 1933-4-20 189 Los Angeles 1.75 mi sw Palmdale; Elizabeth Lake Quad. 871 Comment
  UCR182648  Amelanchier utahensis R. G. Swinney 1997-7-16 5661 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA306183  Amorpha californica Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
Read comments
Sep 24 2014
  CAS-BOT-BC180635  Amorpha californica var. californica Scott D. White; Justin Wood 2008-5-6 11933 B Los Angeles Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, SCE powerline corridor, SE corner of county, Firestone Boy Scout Reservation - Puente/Chino Hills 365 Comment
  UCR108422  Amorpha californica var. californica L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mtns., Henninger Flats 793 Comment
  RSA596891  Amsinckia intermedia T. S. Ross, J. Mark Porter 1995-5-4 8466 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG37819  Amsinckia intermedia M. B. Dunkle 1939-4-6 7294 Los Angeles near Mosquito Harbor Comment
  SBBG79024  Amsinckia intermedia F. R. Fosberg 1931-3-19 T 237 Los Angeles Hamilton Cyn near Avalon 40 Comment
  RSA660457  Amsinckia intermedia Ian Thompson 1997-2-14 7 Los Angeles Cal Poly Pomona Ecological Reserve, ridge east of C-line. Comment
  POM368390  Amsinckia tessellata N. C. Cooper 1949-4-19 3609 Los Angeles Mojave Desert, Lancaster, 762 Comment
  RSA726020  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26120 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR192169  Amsinckia tessellata A. C. Sanders 2008-4-17 34934 Los Angeles Transverse Range, hills c. 1.5 miles SW of Neenach School, c. 1.5 mi. west of Pine Canyon 989 Comment
  PASA2004  Amsinckia tessellata Frank W. Peirson 1930-5-12 Los Angeles Along Blvd. about opposite Acton Comment
  RSA0089549  Amsinckia tessellata var. tessellata Mitch Provance, Callen Huff 2009-4-28 10667 Los Angeles Tehachapi Mountains: Steep slopes about 0.4 miles E of Gorman and 0.2 mi N of Hwy I-5. 1255 Comment
  RSA771587  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA465142  Anagallis arvensis Cora Mae Life 1923-07 25 Los Angeles U.C. campus. Comment
  RSA592222  Anagallis arvensis Louis C. Wheeler 1967-4-30 9229 Los Angeles Limekiln Canyon 564 Comment
  SEINET3918204  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountains: About half way between Roberts Canyon and Fish Canyon.; 0 Comment
  SEINET5866934  Anemopsis californica G. B. Grant 1904-4-23 43 Los Angeles Southern California, Redondo Comment
  RSA652511  Anthemis cotula Jim Reutzel 1994-5-29 200 Los Angeles Los Angeles [Pomona], hills behind Cal Poly Pomona University, behind the north Health Center parking lot. Comment
  RSA0110798  Anthriscus caucalis R. G. Swinney 2011-4-28 14532 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  SFV17353  Anthriscus caucalis J. N. Hogue 1998-4-28 Los Angeles Pasadena, Arroyo Seco near Rose Bowl. 259 Comment
  RSA656189  Anthriscus caucalis Joseph M. Keefe 1978-4-28 22835 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  LA52029  Antirrhinum coulterianum Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA600149  Antirrhinum kelloggii Steve D. Boyd, Lauren Raz 1997-5-6 9740 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA152112  Antirrhinum kelloggii Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  RSA600024  Antirrhinum multiflorum Steve D. Boyd, Lauren Raz 1997-5-29 9926 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1128 Comment
  UCR242705  Antirrhinum multiflorum R. G. Swinney 2009-8-6 11544 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCR131362  Antirrhinum nuttallianum Jeremiah George 2001-5-8 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
Read comments
May 15 2014
  POM29608  Antirrhinum nuttallianum subsp. subsessile H. E. Hasse 1890-05 s.n. Los Angeles Foothills, Sierra Santa Monica. Comment
  UC859111  Aphanes macrosepala Louis C. Wheeler 1933-4-15 1638 Los Angeles Foothills W Live Oak Canyon; San Gabriel Mts. 487 Comment
  LA204704  Aphanisma blitoides Jonathan Sauer; D. Johnson 1969-5-10 4501 Los Angeles San Clemente Island, N of Eel Point, central west coast Comment
  RSA579140  Aphanisma blitoides T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7435 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  SFV2576  Apiastrum angustifolium M. L. Vincent 1963-5-7 335 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  UCR155355  Apiastrum angustifolium A. C. Sanders 2005-5-5 29868 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UC407307  Apiastrum angustifolium LeRoy Abrams 1903-3-14 3136 Los Angeles San Pedro Hills; Southern California, San Pedro Hills Comment
  POM3321  Apium graveolens W. M. S s.n. Los Angeles Ganesha Hills, Pomona. Comment
Read comments
Mar 25 2014
  CHSC95444  Apocynum cannabinum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Vergen 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
  RSA682670  Apocynum cannabinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles 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
  UCR271856  Aquilegia formosa R. G. Swinney 2011-6-23 15311 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
  POM184682  Aquilegia formosa Joseph A. Ewan 1932-6-12 7380 Los Angeles 1/2 mile below Falls Creek, Tujunga Canyon, San Gabriel Mountains 762 Comment
  UCR190816  Arabis R. G. Swinney 1999-7-5 7506 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  RSA0126172  Arabis glabra var. glabra R. F. Thorne, M. Z. Thorne 1967-7-19 37166 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA571275  Arabis pulchra Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8316 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  POM48102  Aralia californica I. M. Johnston 1924-8-13 s.n. Los Angeles tributary of San Antonio Canyon, west of Spring Hill 1219 Comment
  UC1120816  Arbutus menziesii H. A. Jensen 1933-3-1 265 Los Angeles Angeles National Forest, Santa Anita Canyon Santa Anita Canyon; Angeles National Forest, Santa Anita Canyon 914 Comment
  CAS-BOT-BC410061  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains, Punchbowl Canyon 1493 Comment
  RSA127928  Arctostaphylos canescens subsp. canescens P. H. Raven, Henry J. Thompson 1959-2-25 13808 Los Angeles 1.2 miles east of summit, Saddle Peak. 671 Comment
  RSA626796  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7238 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA517113  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross 1990-5-14 2468 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  RSA631558  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22004 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631603  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15629 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA706404  Arctostaphylos glauca Tim Thibault, K. E. Olshewsky 2004-5-22 277 Los Angeles fire road off Hwy. 2 910 Comment
  SD146284  Arctostaphylos parryana A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mountains: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on S. Cal. Edison Mesa-Vincent transmission line at Tower 7-2 (Acton 7.5'Q) 1707 Comment
  RSA634331  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22083 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634355  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20621 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  UCR238654  Arctostaphylos parryana subsp. parryana Anuja Parikh, Nathan Gale 2010-6-19 3352 Los Angeles Transverse Range, San Gabriel Mountains, 0.9 km west of Shortcut Station, 0.6 km north of State Hwy 2 (Angeles Crest Hwy) 1247 Comment
  RSA634719  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20512 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634848  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20541 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634874  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20222 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635061  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20383 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA717986  Arctostaphylos patula R. G. Swinney 1997-4-25 5501 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  RSA367224  Arctostaphylos pringlei H. E. Hasse 1907-08 s.n. Los Angeles Topanga Canyon. Comment
  UCR120627  Arenaria douglasii Steve Boyd, T. S. Ross 1988-4-28 2248 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  SD230200  Arenaria macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10011 Los Angeles Liebre Mountains Redion: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon. Two plants around granit boulder coutcorp just to south of campsite under gigantic Quercus chrysolepis know as Quercus Rex 1707 Comment
  UC1587659  Argemone munita Tim Ross 1991-8-14 5759 A Los Angeles San Gabriel Mountains, Roundtop Mountain Roundtop Mountain; San Gabriel Mountains, Roundtop Mountain 1877 Comment
  UCD95203  Argemone munita R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  CAS-BOT-BC90164  Artemisia californica J. Von Loh 1978-1-4 3284 Los Angeles San Clemente Island 15 Comment
  POM305684  Artemisia californica Henry J. Ramsey, Henry J. Ramsey 1937-8-29 982 Los Angeles Altadena. 396 Comment
  UC53903  Artemisia californica Ernest Braunton 1902-9-1 690 Los Angeles Ballona Slough Comment
  UC625157  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Avalon Santa Catalina Island, Public Utilities Canyon, Avalon 50 Comment
  CAS-BOT-BC90346  Artemisia douglasiana Peter H. Raven 1957-9-21 11319 Los Angeles hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  SBBG62509  Artemisia douglasiana R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  SFV7105  Artemisia douglasiana K. A. Wilson 1974-8-21 1432 Los Angeles Santa Monica Mountains Mulholland Highway, 0.2 miles west of Las Virgenes Road. 175 Comment
  UC166728  Artemisia douglasiana Geo. B. Grant 1904-8-1 68 a Los Angeles Pasadena Comment
  UCR216367  Artemisia douglasiana Dan S. Cooper 2010-6-6 610- 60 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 221 Comment
  UCR273274  Artemisia dracunculus R. G. Swinney 2011-10-25 15868 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA129780  Artemisia dracunculus G. T. Nordstrom 1935-3-23 399 Los Angeles 1/4 mile W. of Caswell's Comment
  RSA188528  Artemisia dracunculus R. F. Thorne, John Olmsted 1965-8-26 35402 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  UCR279828  Artemisia spinescens Onkar Singh 2016-4-2 5694 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  UC892543  Artemisia tridentata B. D. Stark 1933-1-24 4525 Los Angeles 1 mi nw Newhall Comment
  UCR271604  Artemisia tridentata R. G. Swinney 2011-10-13 15775 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA549504  Asclepias californica T. S. Ross, Steve D. Boyd 1990-6-18 3482 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0117685  Asclepias eriocarpa Lyman Benson 1951-6-21 14787 Los Angeles Claremont - Wash P.C. [Pomona College; Thorne's comment on location] Comment
  RSA373561  Asclepias fascicularis Tim Ross 1992-6-15 6584 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon 372 Comment
  SFV4251A  Asclepias vestita K. A. Wilson, M. L. Vincent 1965-5-18 1341 Los Angeles Mojave Desert Pearblossom. Corner of Fort Tejon and Longview roads. Comment
  CATA3474  Asparagus asparagoides Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-9-18 001 Los Angeles Santa Catalina Island: Interior; under cedar tree downslope (west) of the Fox Hospital in Quail Valley 168 Comment
  RSA0107855  Asparagus asparagoides Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 409 Los Angeles Santa Catalina Island. Small cove at W end of Empire Landing rock quarry site.. 6 Comment
  UCR229172  Asparagus officinalis Dan S. Cooper 2010-1 1210- 31 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC1738484  Asphodelus fistulosus Steven A. Junak 1996-5-17 SCI- 481 Los Angeles just S of Camera Pad Nazzo (E of airfield runways, at edge of terrace E of int. of Perimeter Road and road to Dolphin Bay); San Clemente Island, NE end 57 Comment
  UC450864  Aspidotis californica Fay A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA0065480  Aspidotis californica Hurley, Witt, Smith, Prieur, Goebel 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  SEINET13276802 Image available Asteraceae R. G. Swinney 2011-1 15888 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  JEPS54675  Astragalus Frank W. Peirson 1922-7-5 3167 Los Angeles n Big Pines (Le Montaine); San Gabriel Mts, n of Big Pines, Le Montaine 2209 Comment
  LA210299  Astragalus bicristatus Thomas Huggins; 2013-6-29 13- 249 Los Angeles San Gabriel Mountains, Angeles National Forest, Table Mountain, ca. 0.1 mi from the junction with the Angeles Crest Hwy (Hwy 2) 1915.0 Comment
  RSA733156  Astragalus bicristatus R. G. Swinney 1997-6-13 5590 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  IRVC26362  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26050 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  LA105168  Astragalus didymocarpus var. didymocarpus A. C. Sanders; E. J. Lawlor 1988-4-3 7757 Los Angeles SW end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline road, 0.4 mi. above the old highway 1280 Comment
  OBI13362  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines, San Gabriel Mts 1067 Comment
  SFV16521  Astragalus douglasii var. douglasii S. Mason 1993-5-2 s. n. Los Angeles Mojave Desert Off West State Route 138, 1.0 miles past West 110th Street, south on dirt road 0.4 miles in and 30 feet off west roadside. 762 Comment
  UC862687  Astragalus douglasii var. douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles 1 mi e below Big Pines Park (Swartout Valley, (Swarthout Valley?), San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Park 1981 Comment
  UCR139123  Astragalus douglasii var. douglasii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  CAS-BOT-BC178340  Astragalus gambelianus P. A. Munz; L. Street; G. Williams 1919-4-5 2435 Los Angeles Puddingstone Canyon 274 Comment
  UCR109028  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UCR282223  Astragalus gambelianus Dan S. Cooper 2016-4-6 416- 16 Los Angeles San Gabriel Valley, Bonelli Park, San Dimas 319 Comment
  SEINET948333  Astragalus gambelianus Tim Ross 1991-1 4556 Los Angeles Whittier Hills ( Puente Hill, proparte): ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  CAS-BOT-BC187482  Astragalus leucolobus H. M. Hall 1900-6-3 1489 Los Angeles Swarthout Canyon. San Antonio Mountains 1828 Comment
  UCR159096  Astragalus leucolobus R. G. Swinney 1996-5-27 4745 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  SDSU7604  Astragalus miguelensis R. M. Beauchamp 1967-3-19 323 Los Angeles San Clemente Island, Cal. Along beach at West Cove Comment
  UC1929798  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-22 114 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. Coastal strand/dunes. Comment
  POM2583  Astragalus pomonensis J. E. Miller 1903-4-29 s.n Los Angeles Claremont. 366 Comment
  UCR104773  Astragalus preussii var. laxiflorus David Charlton 1991-6-6 5646 C Los Angeles Western Mojave Desert, Edwards Air Force Base, South Track Well Field, 0.25 mi. north of water tank on unpaved road 701 Comment
  UC397224  Astragalus pycnostachyus var. lanosissimus G. B. Grant 1904-7-8 6317 Los Angeles Cienega Comment
  CAS-BOT-BC193360  Astragalus tener var. titi Dr. H. E. Hasse 1891-3-1 s.n. Los Angeles Flats near Santa Monica Comment
  UCR127179  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 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
  CAS-BOT-BC194034  Astragalus trichopodus var. lonchus Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7400 A Los Angeles Rancho Palos Verdes, un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive, San Pedro 7.5', Palos Verdes Peninsula 164 Comment
  RSA90708  Astragalus trichopodus var. lonchus F. W. Peirson 1921-2-26 586 Los Angeles Foot of Topanga Canyon, Santa Monica Mtns. Comment
  CAS-BOT-BC199091  Astragalus trichopodus var. phoxus E. K. Balls; L. W. Lenz 1950-3-28 14460 Los Angeles 3 miles north of Castaic, Hwy 99. 457 Comment
  UC863129  Astragalus trichopodus var. trichopodus F. R. Fosberg 1931-3-31 S 4431 Los Angeles Avalon Santa Catalina Island, Avalon (Ocean bluffs, Santa Catalina Island) 10 Comment
  CAS-BOT-BC17507  Athysanus pusillus Barbara Ertter; Jeffrey Strachan 1980-5-18 3441 Los Angeles Angeles National Forest ca 3.5 airmiles southeast of Valyermo, north side of San Gabriel Mountains. 1371 Comment
  RSA411867  Atriplex argentea Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  RSA670391  Atriplex canescens B. C. Templeton 1931-5-17 1203 Los Angeles W. of Lancaster, Mojave Desert. Comment
  CAS-BOT-BC170025  Atriplex confertifolia A. D. E. Elmer 1908-6-1 3691 Los Angeles Lancaster Comment
  RSA3031  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC170106  Atriplex lentiformis Ernest Braunton 1902-10-1 710 Los Angeles Ballona Comment
  SEINET4135194  Atriplex lentiformis Grant D. Brown 1950-11-24 565 Los Angeles Base of Palisades bet. Colorado Avenue and Broadway in Santa Monica.; 0 8 Comment
  SBBG128555  Atriplex leucophylla M. L. Hoefs 1955-5-30 2158 Los Angeles Ben Weston Beach 4 Comment
  POM278977  Atriplex leucophylla Grant D. Brown 1950-11-24 572 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  CAS-BOT-BC180904  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles Playa del Rey, 10 m. W of Vista del Mar St. & 2.5 meters so. of no. curb of Freeman St. 30 Comment
  UCR24093  Atriplex semibaccata John C. Roos 1937-9-7 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  CAS-BOT-BC176736  Atriplex serenana var. serenana A. D. E. Elmer 1902-6-1 3984 Los Angeles Lancaster Comment
  SBBG65401  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  CATA2075  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2535 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  LA202404  Atriplex suberecta Arthur C. Gibson; 2004-9-5 5061 Los Angeles Santa Monica Mountains, Liberty Canyon, near old homesteads, ca 150 m from eucalyptus grove, on state park land Comment
  RSA223704  Atriplex torreyi E. C. Twisselmann 1970-9-8 17474 Los Angeles North end of Rosamond Lake. 732 Comment
  SD107833  Atriplex watsonii Robert F. Thorne 1974-9-13 45087 Los Angeles Santa Catalina Island, Catalina Harbor inside Ballast Point. 0 Comment
  UC190826  Atriplex watsonii T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC557819  Atriplex watsonii Nell Murbarger May, 1936 220 Los Angeles n end San Clemente Island; n end San Clemente Island Comment
  SBBG107478  Atriplex watsonii J. Rebman, J. Dunn 1996-4-29 3108 Los Angeles between Eel Pt and Eel Cove, cyn on W side of island, next to ocean 50 Comment
  RSA669695  Avena barbata LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 496 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  UCR204889  Avena barbata R. G. Swinney 2008-3-31 8589 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCR178905  Avena fatua R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon at 'Owl Flats', 1.5 mi. northeast of Glendora Mtn. Road 457 Comment
  RSA694975  Azolla filiculoides Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park Comment
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May 14 2007
  RSA652564  Baccharis glutinosa George Maruko 1948-2-23 s.n. Los Angeles South slope above golf course, Griffeth Park, Los Angeles. 213 Comment
  SD50763  Baccharis plummerae Darley F. Howe 1959-11-8 2823 Los Angeles Topanga Canyon, 3 miles from mouth. Comment
  RSA657106  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  LA105287  Baccharis salicifolia Barry A. Prigge; 1988-10-8 8371 Los Angeles Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon 444 Comment
  LA94394  Baccharis salicifolia Harlan Lewis; 1940-2-24 1087 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  POM350364  Baccharis salicifolia Ora M. Clark 1929-2-3 1495 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  RSA656131  Baccharis salicifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 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 518 Comment
  UCSB10454  Baccharis salicifolia Lloyd, Robert 1959-2-27 Los Angeles 1/2 mile below dam in San Dimas Canyon, stream bed on west side of San Dimas Canyon Road; San Gabriel Mt. Range; Pacific Ocean drainage area 365 Comment
  RSA695660  Baeria chrysostoma E. Culver s.n. Los Angeles Covina Hills. Comment
  RSA725836  Barbarea orthoceras R. G. Swinney 1997-7-17 5682 Los Angeles West of Wrightwood, meadow at Pig Pines, south of junction of Hwy 2 and Big Pines Hwy. 2061 Comment
  CAS-BOT-BC400047  Berberis Joseph Andorfer Ewan 1932-7-4 7590 Los Angeles Millards [Millard] Canyon, San Gabriel Mts. 1158 Comment
  SBBG59656  Berula erecta R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR219406  Bidens pilosa R. G. Swinney 2009-4-1 10236 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  SEINET3146116  Blepharipappus platyglossus G. B. Grant 1905-4-20 111 Los Angeles Pasadena Comment
  UCR178932  Bloomeria crocea R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  UCD139097  Bloomeria crocea Kathy Tajbakhsh 1996-4-13 2 Los Angeles Santa Catalina Island: Fisherman's bay, outside the gates of the USC Marine Research Station. Comment
  CAS-BOT-BC482056  Bloomeria crocea var. crocea Louis C. Wheeler 1932-4-30 672 Los Angeles Near UCLA Campus W Los Angeles 137 Comment
  CAS-BOT-BC16082  Boechera californica Louis C. Wheeler 1932-4-22 640 Los Angeles 3 miles north northeast of Claremont. 548 Comment
  SBBG47090  Boechera pulchra K. K. Muller 1972-5-2 3076 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  RSA0013598  Boechera repanda Orlando Mistretta, Christine Mistretta 2011-6-29 5775 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  POM50052  Boisduvalia glabella L. R. Abrams 1901-6-6 1740 Los Angeles Ballona Creek, Mesmer. Comment
  CAS-BOT-BC145864  Bothriochloa barbinodis Carl B. Wolf 1932-10-3 4206 Los Angeles Santa Catalina Island. Road to Renton Mine, about 1 mile from junction with Wrigley Drive. 304 Comment
  SEINET11941934  Bougainvillea glabra J. Bright, Wyman, C. 1931-1 5700 Los Angeles Hollywood Comment
  RSA177791  Bowlesia incana R. F. Thorne, P. Everett 1965-5-10 34488 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  CAS-BOT-BC420336  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  UCR157903  Brassica geniculata Robert J. Steers 2005-5-8 8 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  RSA0066341  Brassica nigra Valerie L. Soza, LeRoy Gross 2000-5-25 964 Los Angeles San Gabriel Mountains, south side: North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UCD114847  Brassica rapa Gary Wallace; G. Cromwell 1966-2-19 1 Los Angeles In Glendora just south of intersection of Grand Ave. and Foothill Blvd. Comment
  SBBG133395  Brassica tournefortii E. Howe, J. Shute 2010-1-9 SERG 11 -1 Los Angeles China Point Rd, S of Chalk Curve Comment
  RSA607705  Brickellia californica Scott D. White, Pam De Vries 1997-11-25 6027 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. 244 Comment
  RSA760718  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA160421  Brickellia nevinii J. D. Olmsted 1959-9-30 1657 Los Angeles San Gabriel river below Morris Dam. 366 Comment
  UCR231165  Brickellia nevinii Dan S. Cooper 2011-9-27 911- 111 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  CAS-BOT-BC106137  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains - Yerba Buena road 1.0 miles north of Mulholland Highway 518 Comment
  RSA757959  Bromus berteroanus Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3293 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  RSA729483  Bromus carinatus R. G. Swinney 1999-6-21 7394 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  SBBG105556  Bromus carinatus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5070 Los Angeles lower Wilson Cyn; rocky draw SW of and above pier operations 15 Comment
  SBBG116996  Bromus carinatus S. A. Junak 2001-5-3 SCa 1470 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 381 Comment
  SBBG131614  Bromus carinatus S. A. Junak 1999-5-8 SCa 918 Los Angeles Fern Cyn, Cottonwood Cyn watershed, just upstream from fenceline, elevated floodplain Comment
  UCR126679  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon 335 Comment
  UCR142807  Bromus carinatus L. C. Wheeler 1936-5-6 4099 Los Angeles San Gabriel Mtns, edge of mountains, 0.5 mile E of Live Oak Canyon 419 Comment
  UCR152457  Bromus carinatus A. C. Sanders, Lee Jones 2005-4-8 29322 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR223276  Bromus carinatus R. G. Swinney 2009-7-29 11446 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC148920  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-5-11 7808 Los Angeles Liebre Mountains. Sawmille Mountain. West summit area ca. 260-350 m southeast of Sawmill Campground. 1621 Comment
  POM364005  Bromus catharticus S. F. Patton 1914-4-5 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC156112  Bromus diandrus Peter H. Raven 1959-6-1 15417 Los Angeles Latigo Canyon. Santa Monica Mountains. 91 Comment
  RSA187986  Bromus diandrus R. F. Thorne, Percy C. Everett 1965-6-23 34948 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  SBBG31465  Bromus diandrus R. F. Thorne 1966-4-4 35785 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  UCR223759  Bromus diandrus R. G. Swinney 2009-5-28 10974 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC1595419  Bromus grandis Tim Ross 1992-7-10 6671 Los Angeles between Coldwater Canyon and Wickiup Canyon (San Gabriel Mountains, Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC535049  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mountains, Buckhorn Buckhorn; San Gabriel Mountains, Buckhorn 1981 Comment
  CATA392  Bromus hordeaceus Mark L. Hoefs, A. Douglas Propst 1974-5-10 458 Los Angeles Santa Catalina Island: Ridge between Cottonwood and Sweetwater Canyons 60 Comment
  LA98902  Bromus hordeaceus E. R. Hobbs; 1978-4-23 78 -167 Los Angeles Sand Canyon, W Santa Clara River Valley Comment
  RSA599505  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-3-26 9330 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1098 Comment
  UCR155611  Bromus hordeaceus A. C. Sanders 2005-5-11 30146 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  SD31188  Bromus hordeaceus Edith A. Purer 1931-3-12 954 Los Angeles Palos Verdes Hills Comment
  UCR102380  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., Devil's Canyon, just above the upper falls, below the campground, east of windy gap. 1006 Comment
  UCR154020  Bromus madritensis subsp. madritensis A. C. Sanders 2005-5-11 30157 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  SDSU960  Bromus madritensis subsp. rubens H. Wedberg 1966-4-3 1193 Los Angeles Above Hill Drive x neal, Eagle Rock 457 Comment
  UC1922283  Bromus madritensis subsp. rubens Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 19.3'' N 118deg 17' 15.5'' W T2N Comment
  PASA648  Bromus mollis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM113992  Bromus pseudolaevipes Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA156084  Bromus pseudolaevipes P. H. Raven 1962-5-20 17772 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  RSA522339  Bromus pseudolaevipes Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles San Gabriel Mountans: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1524 Comment
  POM145682  Bromus rubens Le Roy Abrams 1927-4-30 11709 Los Angeles Head of Antelope Valley. Comment
  RSA157802  Bromus rubens P. H. Raven 1962-5-9 17668 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  RSA601631  Bromus rubens L. C. Wheeler 1967-6-16 9852 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA650441  Bromus rubens Vernon Cliffe 1948-5-13 s.n. Los Angeles found growing in flood control nr. Gladstone St. Bridge. 3 miles W. of San Dimas. 259 Comment
  SBBG96663  Bromus rubens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4245 Los Angeles lower half of China Cyn Comment
  SD144127  Bromus sterilis Scott D. White 1997-5-21 5211 Los Angeles San Gabriel River Canyon; N of Azuza along Hwy 39 above San Gabriel Resevior. 487 Comment
  LA206369  Bromus tectorum Barry A. Prigge; 1986-3-29 7148 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  RSA660992  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Verdugo Mountains, south side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Climb ridge between Henderson and Engleheard Canyons to main crest., Then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way 854 Comment
  CDA29961  Cakile maritima Michael O Brien 2009-5-24 s.n. Los Angeles El Pescador State Beach. 0 Comment
  RSA305023  Calandrinia breweri John O Leary 1979-4-20 s.n. Los Angeles Zuma Canyon, about 1.8 miles north of ocean 268 Comment
  RSA653686  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 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
  CATA3246  Calandrinia menziesii Amy Catalano 2017-2-15 003 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  RSA0103930  Calocedrus decurrens R. G. Swinney 2011-6-23 15316 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
  RSA172730  Calochortus catalinae Mark Parratt 1963-4-28 529 Los Angeles Isthmus area, Santa Catalina Island. Comment
  RSA640807  Calochortus catalinae Louis C. Wheeler 1931-4-10 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  LA16844  Calochortus catalinae B. C. Templeton; 1939-4-19 4587 Los Angeles Comment
  UCR191272  Calochortus kennedyi R. G. Swinney 2001-6-16 7982 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
  UCR192921  Calochortus plummerae Dan S. Cooper 2008-5-23 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park, above south reservoir, along footpath uphill from caretaker's house, Beverly Hills 260 Comment
  SD232564  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  SBBG57810  Calochortus venustus R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA725180  Calycoseris parryi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -96 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  JEPS52562  Calyptridium monandrum Frank W. Peirson 1918-6-4 33 Los Angeles Foothills e of Rubio Canyon 609 Comment
  SBBG118695  Calystegia O. Mistretta 1992-8-20 774 Los Angeles Mt Gleason, Tujunga Ranger District 1798 Comment
  CHSC35110  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1972-6-1 3043 Los Angeles Along Hwy N2, northwest of Lake Hughes; at Pine Canyon Roadside Rest, just SE of Pine Canyon Forest Station. Comment
  RSA659869  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1992-8-20 761 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR181292  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1997-6-13 5593 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  CHSC33242  Calystegia peirsonii Robert A. Schlising 1972-5-28 3037 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.9 miles west of jct with Elizabeth Rake Road (N2). Comment
  UCR240980  Camissonia Dan S. Cooper 2010-4-6 20100406- 35 A Los Angeles South Coast, Ballona Wetlands, open space parcel on west side of channelized Ballona Creek, north of Culver Blvd. and east of Lincoln Blvd., S of CA 90/Marina Fwy 5 Comment
  RSA638944  Camissonia bistorta Louis C. Wheeler 1967-5-15 9564 Los Angeles Ridge immediately east of Fremont Pass. 579 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
  RSA674271  Camissonia californica LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 705 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 622 Comment
  RSA454722  Camissonia campestris subsp. campestris Gale Sphon 1955-06 s.n. Los Angeles Mount Pinos Comment
  RSA569932  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA596065  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-5-9 9395 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SEINET7063476  Camissonia cheiranthifolia subsp. cheiranthifolia A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  NY679586  Camissonia cheiranthifolia subsp. suffruticosa W. F. Parish 1891-1 s.n. Los Angeles Sea beach at Long Beach. San Bernardino. Comment
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Oct 14 2014
  RSA678780  Camissonia confusa Valerie L. Soza, LeRoy Gross 2002-4-16 1417 Los Angeles East side of Pettinger Canyon.Stables Fire 2001 area. 534 Comment
  RSA659807  Camissonia guadalupensis subsp. clementina Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 103 Los Angeles San Clemente Island. Comment
  POM3230  Camissonia hirtella Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA305723  Camissonia hirtella Henry J. Ramsey, Henry J. Ramsey 1937-6-27 931 Los Angeles Bear Creek, north Pacoima Reservoir, Angeles National Forest. Comment
  UCR100607  Camissonia hirtella B. G. Pitzer 1996-5-5 2855 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA186754  Camissonia hirtella Peter H. Raven 1962-5-1 17506 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA229023  Camissonia hirtella Robert F. Thorne, C. W. Tilforth 1971-6-30 40785 Los Angeles San Gabriel Mountains. 1555 Comment
  RSA449029  Camissonia micrantha Louis C. Wheeler 1932-5-21 735 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  UCR200117  Camissonia micrantha Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 786 Los Angeles Verdugo Mountains, south side'', Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 396 Comment
  RSA454091  Camissonia robusta Blanche Trask 1897-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET3860300  Camissonia strigulosa R. G. Swinney 2009-4-24 10486 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  UC20429  Camissoniopsis bistorta J. H. Barber 1897-3-28 100 Los Angeles Santa Monica Canyon Comment
  UC873866  Camissoniopsis bistorta Ira W. Clokey, B. Templeton 1929-4-1 4456 Los Angeles Mandeville Canyon Santa Monica Mountains (dry open ridge) 500 Comment
  OBI30073  Capsella bursa-pastoris A. H. Teramura 1970-3-8 C 12 Los Angeles In a cyn 300 yds NW of San Dimas Ave, 0.25 mi from Gate 6 of Puddingstone Park 366 Comment
  SFV1446  Cardamine californica K. A. Wilson 1961-3-10 969 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCR189382  Cardamine californica R. G. Swinney 1998-5-30 6178 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  UCR213355  Cardamine oligosperma Justin M. Wood 2009-3-6 335 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  CAS-BOT-BC384770  Cardionema ramosissimum I. Johnston 1917-6-10 1268 Los Angeles Near Mesmer Comment
  POM435  Cardionema ramosissimum I. M. Johnston 1917-6-10 1268 Los Angeles Near Mesmer. Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  CDA6907  Carduus tenuiflorus George Garrettson 1957-5-17 Los Angeles Dudley Philips Ranch near Masonic Home, Covina. 0 Comment
  RSA596822  Carex alma Timothy S. Ross, J. Mark Porter 1995-5-4 8486 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA628803  Carex alma Scott D. White, David E. Bramlet 1998-6-29 6828 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA729952  Carex alma R. G. Swinney 1999-5-8 7126 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  UCR190057  Carex alma R. G. Swinney 1998-10-3 7003 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
  UCR242850  Carex alma R. G. Swinney 2009-8-8 11505 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  RSA91603  Carex multicaulis F. W. Peirson 1924-5-27 4626 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  CAS-BOT-BC118418  Carex praegracilis LeRoy Abrams 1901-4-1 1227 Los Angeles Ballona Harbor Comment
  RSA600540  Carex praegracilis Steve Boyd, Lauren Raz 1997-5-28 9862 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UCR129854  Carex praegracilis F. R. Fosberg 1930-6-26 S- 3032 Los Angeles Lower Ballona Creek 8 Comment
  SEINET11632918  Carex senta J. F. Bright, Wyman, C. 1933-1 8354 Los Angeles Boquet Canyon Comment
  UCR190254  Carex spissa R. G. Swinney 2000-5-25 7785 Los Angeles San Gabriel Mtns., Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon 238 Comment
  SEINET13261693  Carex teneriformis R. F. Thorne 1971-8-25 41294 Los Angeles San Gabriel Mts., Angeles National Forest: at Little Jimmy Springs in yellow pine forest. 2256 Comment
  LA200845  Castilleja affinis subsp. affinis D. Bradbury; J. Sauer 1969-7-14 4610 Los Angeles Comment
  UC205045  Castilleja affinis subsp. affinis Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR138999  Castilleja applegatei subsp. martini L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  RSA641242  Castilleja applegatei subsp. martinii Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon Comment
  RSA656854  Castilleja applegatei subsp. martinii Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 993 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy and W of junction with Hostetter Mtwy, above Wildwood Canyon. 884 Comment
  RSA717210  Castilleja exserta Scott D. White, Pam De Vries 2006-5-10 11425 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
  UC144527  Castilleja exserta subsp. exserta Geo. B. Grant Apr 1902 886 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  SBBG17968  Castilleja foliolosa E. R. Blakley 1963-4-9 5563 Los Angeles hillside above Pebbly Beach along Terrace Drive 91 Comment
  SBBG31543  Castilleja foliolosa R. M. Beauchamp 1967-3-20 349 Los Angeles above Avalon Pt, S of Avalon Comment
  UCSB8704  Castilleja foliolosa Wedberg, Lee 1954-4-26 Los Angeles Dam, Pasadena; Devil's Gate 548 Comment
  CAS-BOT-BC243782  Castilleja gleasoni F. Grinnell Jr. 1910-6-11 s.n. Los Angeles Switzer's Trail, San Gabriel Mountains 1066 Comment
  UC1713546  Castilleja gleasoni A. D. E. Elmer Jun 1902 3659 Los Angeles Acton; Mt. Gleason Comment
  RSA585403  Castilleja minor subsp. spiralis Tim S. Ross, Steve D. Boyd 1990-5-29 2714 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA0091546  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA600414  Caulanthus amplexicaulis Steve Boyd, Lauren Raz 1997-4-30 9633 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  SD197723  Caulanthus amplexicaulis R. G. Swinney 2008-5-5 8756 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs. 1000 Comment
  UC1971133  Caulanthus amplexicaulis Scott D. White, D. E. Bramlet 1998-8-11 7051 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  CAS-BOT-BC38374  Caulanthus coulteri H. M. Hall 1902-5-1 3060 Los Angeles Antelope Valley, southern California. Vicinity of Elizabeth Lake. 1066 Comment
  LA200341  Caulanthus heterophyllus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET3860006  Caulanthus lasiophyllus R. G. Swinney 2009-4-21 10398 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  CAS-BOT-BC47905  Ceanothus arboreus George B. Grant; Walter Wheeler 1904-4-21 1486146 Los Angeles Santa Catalina Island Comment
  SD90324  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island, Cherry Valley 60 Comment
  SEINET10493619  Ceanothus arboreus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4808 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  RSA0085508  Ceanothus arboreus F. Raymond Fosberg 1931-4-2 S 4448 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 250 Comment
  SEINET4044019  Ceanothus arboreus R. Moran 1941-1 607 Los Angeles Ridge between Johnson's Valley and Howland's Valley, Santa Catalina Island. 121 Comment
  RSA398829  Ceanothus cordulatus F. R. Fosberg 1931-8-10 S- 5629 Los Angeles Mt. Islip, near summit, San Gabriel Mountains. 2440 Comment
  CAS-BOT-BC48752  Ceanothus crassifolius Ernest Braunton 1902-3-15 146 Los Angeles Eagle Rock Canyon Comment
  UCR270643  Ceanothus crassifolius var. crassifolius R. G. Swinney 2011-3-22 14180 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA584215  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-27 7319 Los Angeles W end of the San Gabriel Mtns: southwesterly draw 1200 ft. WSW of May Canyon Saddle. 1061 Comment
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Sep 30 2014
  RSA524622  Ceanothus greggii var. vestitus Tim S. Ross, S. D. Boyd 1990-5-17 2591 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  UC18461  Ceanothus greggii var. vestitus A. Davidson 1892-1 Los Angeles Comment
  CAS-BOT-BC50152  Ceanothus integerrimus Le Roy Abrams; E. A. McGregor 1908-7-3 585 Los Angeles North Baldy Mountain, San Gabriel Mountains, near head of Rock Creek 1828 Comment
  LA42077  Ceanothus leucodermis Willis H. Wheeler; 1930-4-13 sn Los Angeles San Gabriel Mountains, San Antonio Canyon Comment
  UCR271183  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA399007  Ceanothus leucodermis Anstruther Davidson 1891-4-5 s.n. Los Angeles River side [more specific information not given]. Comment
  LA43632  Ceanothus megacarpus var. megacarpus M. Zaitlin; 1951-3-10 sn Los Angeles 304 Comment
  RSA0005505  Ceanothus oblanceolatus Hutchinson 1921-5-1 3412 Los Angeles Bouquet Canyon Comment
  CAS-BOT-BC50486  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 c Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  HSC34726  Ceanothus oliganthus R. E. Cooksey Apr 1974 175 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  LA103272  Ceanothus oliganthus Jonathan Sauer; E. R. Hobbs 1979-4-14 6061 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, Topanga look-out near peak. 609 Comment
  HSC98206  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 mi along Angeles Crest Hwy. 2 NE of La Canada 854 Comment
  RSA399742  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1920-3-20 s.n. Los Angeles San Gabriel Mts. Millards Canyon. Comment
  UC1071162  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-26 307 Los Angeles 1/4 mi s San Fernando Pass; Santa Susana quad. 441 Comment
  UC1070655  Ceanothus perplexans A. D. Gifford 1935-3-29 528 Los Angeles 2 3/4 mi NNE of Liebre Peak 1188 Comment
  CAS-BOT-BC63343  Ceanothus spinosus Geo. B. Grant 1901-4-21 s.n. Los Angeles Griffith Park. Comment
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  UC1071380  Ceanothus spinosus A. D. Gifford 1934-4-24 155 Los Angeles 1 1/2 mi e and 1 mi n Castro Peak; Triunfo Pass Quadrangle Comment
  PASA2520  Ceanothus vestitus Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
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Nov 20 2014
  UCR137734  Ceanothus vestitus L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  CDA29530  Centaurea melitensis 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
  RSA726014  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26139 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  POM76330  Centaurium venustum Marcus E. Jones s.n. Los Angeles Los Angeles. Comment
  RSA598214  Centranthus ruber Sara L. Crockett 1996-10-30 544 Los Angeles Across road from Yacht Club, on roadcut 6 Comment
  LA94782  Centranthus ruber J. Feldner; 1960-5-17 16 Los Angeles SANTA MONICA MOUNTAINS, Topanga. 457 Comment
  CHSC95799  Centrostegia thurberi LeRoy Gross 2005-5-3 2246 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
  RSA586661  Centrostegia thurberi Orlando Mistretta 1995-6-1 1739 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  UC52626  Centrostegia thurberi var. thurberi Dr. A. Davidson 1896-1 Los Angeles Lancaster Comment
  POM6432  Cerastium glomeratum L. T. Street, G. Williams 1919-4-12 2611 Los Angeles Puente [now La Puente]. 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
  SEINET3480350  Ceratonia siliqua Unknown 1939-7-7 100 Los Angeles Los Angeles, Los Angeles, Campus Comment
  POM187457  Ceratophyllum demersum L. C. Wheeler 1933-10-22 2196 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  SFV21673  Cercis occidentalis J. N. Hogue 2009-4-16 336 .1 Los Angeles Santa Monica Mountains Zuma Canyon, Backbone Trail west of Newton Canyon. 450 Comment
  LA47738  Cercocarpus betuloides Elizabeth McClintock; 1936-4-9 sn Los Angeles Sandbergs Comment
  LA82107  Cercocarpus betuloides var. betuloides O. H. Kappler; 1941-3-15 131 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA317207  Cercocarpus betuloides var. betuloides Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Punchbowl Co. Park, along Loop trail Comment
  UC72967  Cercocarpus betuloides var. betuloides Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles Comment
  UC750569  Cercocarpus betuloides var. betuloides Lewis S. Rose 1946-7-23 46243 Los Angeles above Hollywood (Mulholland Drive); Santa Monic Mountains, Mulholland Drive 365 Comment
  UCR271547  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  SBBG78165  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 4282 Los Angeles Hamilton Cyn 10 Comment
  SEINET4090497  Cercocarpus betuloides var. blancheae R. Moran 1941-1 703 Los Angeles Hermit Gulch, Santa Catalina Island. 50 Comment
  UC1127903  Cercocarpus ledifolius var. ledifolius Jerome S. Horton 1936-5-26 351 Los Angeles edge of Brown's Flat, San Dimas Experimental Forest, Kern watershed Brown's Flat; San Dimas Experimental Forest, Brown's Flat 1310 Comment
  RSA747005  Chaenactis glabriuscula R. G. Swinney 2005-4-9 8211 Los Angeles San Dimas, Sycamore Canyon 396 Comment
  UCR127894  Chaenactis glabriuscula A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26097 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  JEPS30642  Chaenactis glabriuscula var. glabriuscula Peter H. Raven and Henry J. Thompson 1959-6-4 14316 Los Angeles Point Dume Santa Monica Mountains, Point Dume 45 Comment
  RSA0115777  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-3-29 14252 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  SBBG65583  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UCR255786  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-20 12299 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
  RSA660826  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  CAS-BOT-BC277520  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-5-27 173 Los Angeles San Pedro Comment
  UCR220041  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA176331  Chaenactis stevioides var. brachypappa R. F. Thorne 1963-5-15 31678 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA717346  Chaenactis xantiana Scott D. White, Pam De Vries 2006-5-9 11416 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR3285  Chaenactis xantiana Vernon M. Stern 1964-4-2 640402- 05 Los Angeles Beside State Hwy 138 just east of junction with U.S. Hwy 99 near Gorman 1006 Comment
  RSA596023  Chamaesyce albomarginata T. S. Ross, J. Mark Porter 1995-5-4 8436 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SEINET7063090  Chamaesyce albomarginata A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  HSC7983  Chamaesyce albomarginata C. S. Apperson 1967-6-3 Los Angeles 12 mi. W on Ave. D off of the Sierra Hwy. 762 Comment
  POM122562  Chamaesyce albomarginata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  CHSC85566  Chamaesyce melanadenia John Dittes 2003-12-23 853 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  SBBG28499  Chamaesyce melanadenia L. S. Rose 1934-12-26 34521 Los Angeles San Gabriel Cyn Comment
  SEINET7063569  Chamaesyce polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  RSA432465A  Chamaesyce serpillifolia L. C. Wheeler 1933-10-26 2226 Los Angeles Arcadia. 149 Comment
  SBBG31423  Chamaesyce serpyllifolia R. F. Thorne with P. C. Everett 1965-6-23 34964 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  CAS-BOT-BC70013  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Rubio Wash Comment
  CAS-BOT-BC70020  Cheilanthes covillei John H. Thomas 1967-3-22 7573 Los Angeles San Gabriel Mts., Angeles National Forest, Sulphur Springs, about 18 miles NE of center of Pasadena 1219 Comment
  RSA588153  Cheilanthes covillei Orlando Mistretta 1994-5-23 1239 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA685725  Cheilanthes covillei G. R. Proctor 1944-4-9 839 Los Angeles Near Monrovia Peak Trail 1220 Comment
  UCR61046  Chenopodium ambrosioides R. G. Swinney 1989-7-17 s.n. Los Angeles San Gabriel Mtns., in and near Glendora [= Big Dalton] Wilderness Park, in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 610 Comment
  UCR281160  Chenopodium berlandieri R. G. Swinney 2014-6-5 16713 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA605823  Chenopodium botrys L. C. Wheeler 1966-10-27 9106 Los Angeles San Gabriel Mountains: Cattle Canyon, off East Fork San Gabriel River. Comment
  RSA626231  Chenopodium botrys L. C. Wheeler 1966-10-1 8926 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  UC519951  Chenopodium botrys Louis C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash 73 Comment
  RSA478482  Chenopodium californicum Ora M. Clark 1929-4-30 1899 Los Angeles W. Lancaster Comment
  UC1215176  Chenopodium californicum Peter H. Raven 1962-4-9 17164 Los Angeles small arroyo above Wilson Cove; San Clemente Island 60 Comment
  CDA23385  Chenopodium hians G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  RSA478530  Chenopodium multifidum Freda Detmers 1929-10-2 s.n. Los Angeles Los Angeles: Riverdale along curb at 34th and McClintock. Comment
  CHSC35494  Chenopodium murale James Henrickson 1979-5-23 18184 Los Angeles Ca. 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 411 Comment
  CDA1891  Chloris virgata T. C. Fuller 1958-8-6 5120 Los Angeles West of 90th Street East, 1/4 mile south of Avenue I, 9 miles east of Lancaster. 0 Comment
  UCR252559  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 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
  CAS-BOT-BC498811  Chlorogalum pomeridianum LeRoy Abrams 1902-6-2 2634 Los Angeles Sierra Madre, on dry hillsides. Comment
  RSA585357  Chorizanthe brevicornu var. brevicornu Tim S. Ross 1991-4-27 4698 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CAS-BOT-BC244663  Chorizanthe staticoides Alice Eastwood 1906-5-27 245 Los Angeles Roscoe Comment
  LA52282  Chorizanthe staticoides W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  UCR155389  Chorizanthe staticoides A. C. Sanders, T. B. Salvato 2005-5-24 30273 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR275193  Chorizanthe staticoides A. C. Sanders, D. Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SD253528  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 mile NNW of Angeles Crest Highway along south entrance road to Chilao Flat Campground, both side of road. 1584 Comment
  RSA764513  Chorizanthe watsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2582 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA587161  Chorizanthe xanti Orlando Mistretta 1995-4-28 1652 E Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  CAS-BOT-BC248072  Chorizanthe xanti var. xanti Steve Boyd; Lauren Raz 1997-5-29 9902 Los Angeles Liebre Mountains Region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail 1158 Comment
  RSA587114  Chorizanthe xanti var. xanti Orlando Mistretta 1995-4-21 1633 A Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mile N of Kitter Canyon 1159 Comment
  SBBG62273  Chorizanthe xanti var. xanti R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA476629  Chrysolepis sempervirens L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  UCR72766  Chrysopsis villosa A. C. Sanders 1987-9-28 7396 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  JEPS59145  Cirsium occidentale var. californicum Frank W. Peirson 1918-6-1 248 Los Angeles San Gabriel Mts., Eaton Canyon 640 Comment
  UCR126913  Cirsium occidentale var. occidentale A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26192 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR154194  Cirsium occidentale var. occidentale A. C. Sanders, T. B. Salvato 2005-5-24 30246 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCD130817  Cirsium vulgare Daryl Koutnik 1978-6-24 553 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  SBBG20576  Cistanthe maritima E. R. Blakley 1963-12-7 6317 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  CAS-BOT-BC438757  Cistanthe monandra Alice Eastwood 1919-6-20 9023 Los Angeles Mt. Wilson Comment
  RSA458826  Clarkia cylindrica subsp. cylindrica Kenneth A. Wilson 1962-5-26 1287 Los Angeles Placerita Canyon, about one mile east of Hwy 6. Comment
  UCR121231  Clarkia deflexa Steve Boyd, T. S. Ross 1988-4-28 2230 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR131589  Clarkia dudleyana L. C. Wheeler 1932-5-8 690 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  SBBG131619  Clarkia epilobioides S. A. Junak 1999-4-24 SCa 877 Los Angeles E of Empire Landing Rd 182 Comment
  RSA591068  Clarkia purpurea subsp. quadrivulnera J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10917 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  CAS-BOT-BC165510  Clarkia unguiculata J. H. Thomas 1957-5-25 6789 Los Angeles Pasadena. Between Colorado St. Bridge and Rose Bowl in Arroyo Seco Comment
  UCR177624  Clarkia unguiculata LeRoy Gross, Valerie Soza 2001-6-6 436 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road 488 Comment
  UCR71247  Claytonia perfoliata Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4293 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  CAS-BOT-BC439787  Claytonia perfoliata Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Quail Springs, Maher Canyon. 1280 Comment
  RSA329733  Claytonia perfoliata subsp. intermontana Gary D. Wallace 1965-3-25 212 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  POM6824  Claytonia perfoliata subsp. mexicana C. F. Baker 1904-3-1 4068 Los Angeles San Dimas 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
  SBBG18709  Claytonia perfoliata subsp. mexicana E. R. Blakley 1963-4-7 5537 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  UC1922094  Claytonia perfoliata subsp. mexicana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2457 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Along the main crest, just west of a Radio Tower. With Sheep Corral Canyon draining the north side and Wildwood Canyon drainig the southern side. Near 928 Comment
  SFV15325  Claytonia perfoliata subsp. perfoliata J. C. Dittes, D. Stolp 1990-3-10 36 Los Angeles San Gabriel Mountains 0.75 miles upstream of Big Tujunga flood control reservoir. 701 Comment
  RSA578965  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1994-5-11 7781 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA84465  Clematis lasiantha F. W. Peirson 1926-3-20 6516 Los Angeles Arroyo Seco, near Pasadena 915 Comment
  SFV1261  Clematis lasiantha K. A. Wilson 1961-3-18 1044 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile east of Latigo Canyon Road. 460 Comment
  HSC24470  Clematis ligusticifolia R. F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles Angeles National Forest, 1.5 miles W of Wrightwood 1951 Comment
  UCSB12509  Clematis ligusticifolia Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon; 0.5 mi above Ben Weston Beach Santa Catalina Island 60 Comment
  RSA6069  Cleomella obtusifolia C. B. Wolf 1932-9-15 4086 Los Angeles About 2 blocks west of center of town of Lancaster. Antelope Valley, Mojave Desert. Comment
  UC198536  Cleomella obtusifolia Katharine Brandegee Los Angeles Lancaster Comment
  UC103360  Collinsia bartsiifolia var. davidsonii Dr. A. Davidson 1895-5-1 Los Angeles Lancaster Creek Comment
  UCR98228  Collinsia bartsiifolia var. davidsonii B. G. Pitzer 1996-4-20 2685 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA586707  Collinsia childii Orlando Mistretta, Mark A. Elvin 1995-6-20 1805 Los Angeles San Gabriel Mountains, Bare Mountain Canyon. 1585 Comment
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Aug 20 2014
  CHSC35825  Collinsia heterophylla William Fugimoto 1971-5-2 41 Los Angeles Ca. 6 air mi. West of Topanga, 1/2 mile East of Saddle Peak on Los Flores Cyn. Rd. in Santa Monica Mtns. 762 Comment
  UC557801  Collinsia heterophylla Nell Murbarger Mar 1936 18 Los Angeles e side of San Clemente Island San Clemente Island Comment
  UC885522  Collinsia heterophylla Marcus E. Jones, A. M. 1882-5-3 3432 Los Angeles Pasadena Comment
  UCD123577  Collinsia heterophylla Gerald Dickinson 1962-4-24 25 Los Angeles 3 miles west Topanga Canyon Road on Mulholland Rd, Santa Monica Mts. 304 Comment
  POM7650  Collinsia heterophylla H. M. Hall 1902-05 3259 Los Angeles Sierra Santa Monica. Comment
  RSA0035072  Collinsia heterophylla Carol Haines 1964-4-14 74 Los Angeles Robinson Rd., Topanga, Santa Monica Mts. 304 Comment
  RSA408227  Collinsia heterophylla var. austromontana Anstruther Davidson 1920-05 s.n. Los Angeles Pacoima Canyon. Comment
  CDA4032  Colutea arborescens subsp. gallica T. S. Ross, Walter Appleby 1993-6-8 7373 Los Angeles Western San Gabriel Mountains: Bear Divide; off the west side of Little Tujunga Road, just east of the Forest Service Station Comment
  RSA394798  Convolvulus arvensis Ducelia Cobb 1937-7-16 19740 Los Angeles No. Long Beach Comment
  UCR48964  Conyza bonariensis A. C. Sanders 1987-9-18 7368 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA0033683  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5435 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  UC1032460  Cordylanthus rigidus subsp. setiger Jerome S. Horton 1936-8-25 388 Los Angeles by supression camp; Pomona Quadrangle, San Dimas Experimental Forest, Tanbark Fl Comment
  CAS-BOT-BC287754  Coreopsis bigelovii Raymond Lindholm 1961-3-25 s.n. Los Angeles Little Rock Canyon Comment
  UCR125435  Coreopsis bigelovii A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25711 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  CAS-BOT-BC287871  Coreopsis californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9482 Los Angeles 4 miles NE of Lancaster on the Muroc Rd Comment
  RSA518000  Coreopsis californica Steve Boyd, Orlando Mistretta 1986-3-31 1525 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR281969  Coreopsis californica R. G. Swinney 2014-4-17 16087 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
  POM48458  Coreopsis californica var. californica P. A. Munz 1925-3-16 9357 Los Angeles Cobal Canyon, north of Claremont. 518 Comment
  CAS-BOT-BC105720  Corethrogyne filaginifolia Le Roy Abrams 1902-8-27 2981 Los Angeles Edges of sand dunes, Play del Rey Comment
  POM11455  Corethrogyne filaginifolia P. A. Munz, R. D. Harwood 1920-8-11 4380 Los Angeles 1 mi. So. of Claremont. 366 Comment
  RSA596996  Corethrogyne filaginifolia var. peirsonii Steve Boyd, Lauren Raz 1996-9-24 8970 Los Angeles Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon. Near . 1622 Comment
  UCR47921  Coronopus didymus D. L. Koutnik 1978-4-30 s.n. Los Angeles 6922 Hesperia Ave., Reseda 213 Comment
  LA211204  Cotoneaster pannosus Arthur C. Gibson; Tarja Sagar 2010-7-22 5297 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Along service road of Crags Rd. Comment
  CATA868  Crassula connata Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1677 Los Angeles Santa Catalina Island: Little Harbor 4 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
  UCR142771  Crassula connata L. C. Wheeler 1967-4-23 9194 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  RSA762715  Crassula tillaea R. G. Swinney 2009-2-20 10029 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  SFV2834  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Los Angeles, Del Rey. 1 Comment
  RSA4830  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #1, Plant #1. Comment
  SBBG129042  Cressa truxillensis J. George, A. S. George 2014-7-24 Los Angeles Carson, just W of intersection of E Carson St and N Avalon Blvd 23 Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  CAS-BOT-BC175843  Crossosoma californicum Albert Parkins s.n. Los Angeles Santa Catalina Isl. Comment
  RSA397727  Crossosoma californicum M. B. Dunkle 1928-12-30 2039 Los Angeles Head of Grand Canyon, Santa Catalina Island Comment
  RSA628702  Crossosoma californicum L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SBBG107470  Crossosoma californicum S. L. Crockett, M. Daligdig 1996-12-7 555 Los Angeles 2 mi E of USC Marine center on Two Harbors Rd, from Little Harbor 335 Comment
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Jun 9 2014
  RSA479363  Croton californicus F. R. Fosberg 1931-8-30 55611 Los Angeles El Segundo. Comment
  RSA599293  Croton californicus L. C. Wheeler 1945-9-20 6158 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 365 Comment
  UCR256842  Croton setiger R. G. Swinney 2010-6-8 13219 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UC1537680  Cryptantha circumscissa Gordon H. True Jr. 1935-4-19 270 Los Angeles Lovejoy Butte 853 Comment
  JEPS18519  Cryptantha clevelandii Rimo Bacigalupi with James Robert Sweeney 1957-5-12 5877 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon); Santa Monica Mts. 274 Comment
  UC2026392  Cryptantha clevelandii Louis C. Wheeler 1968-5-31 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, just above upper falls, below campground, E of windy gap. Comment
  POM368362  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-25 669 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 140 Comment
  UCR138898  Cryptantha clevelandii var. florosa L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  SBBG63675  Cryptantha corollata R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  RSA578301  Cryptantha intermedia T. S. Ross, Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 873 Comment
  SBBG63823  Cryptantha intermedia R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  POM368265  Cryptantha intermedia M. B. Dunkle 1939-4-4 7260 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  SD113110  Cryptantha intermedia var. johnstonii Darley F. Howe Apr 1912-1915 47 Los Angeles Claremont Comment
  UCR280885  Cryptantha micrantha var. micrantha R. G. Swinney 2014-5-7 16407 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR177141  Cryptantha microstachys L. C. Wheeler 1967-5-8 9341 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA175344  Cryptantha microstachys E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA0079139  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd 1990-6-4 2794 Los Angeles San Gabriel Mountains: Ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  RSA0079238  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3772 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  RSA0092533  Cryptantha muricata var. jonesii R. G. Swinney 2011-6-22 15247 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
  RSA0079561  Cryptantha muricata var. jonesii Tim Ross, Steve Boyd 1990-6-6 2854 Los Angeles Green Valley Pasture (in San Francisquito Canyon). 926 Comment
  RSA587529  Cryptantha oxygona Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1103 Los Angeles San Gabriel Mountains: Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N of Forest Road 4N20. 1372 Comment
  UCSB27833  Cryptantha oxygona Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  UC1178543  Cryptantha pterocarya Peter Kamb 1948-5-6 933 Los Angeles above Little Rock (foothills of San Gabriel Mts.); San Gabriel Mts. 975 Comment
  POM368349  Cryptantha similis Frances Runyan 1973-4-14 41 Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
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Jan 6 2015
  UCR270966  Cryptantha simulans R. G. Swinney 2011-6-6 14989 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR77575  Cryptantha simulans T. S. Ross, Steve Boyd 1990-6-18 3466 Los Angeles San Gabriel Mtns., Camp Verdugo Pines and vicinity, northerly draw draining to Jackson Lake 1915 Comment
  UCR116706  Cupaniopsis anacardioides Sharon Dougherty 2001-7-3 s.n. Los Angeles San Gabriel Mtns. (foothills), Pasadena, Cal Tech (Jet Propulsion Laboratory) 457 Comment
  UCR117108  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24315 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
  RSA642096  Cuscuta Orlando Mistretta 1994-6-8 1343 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Little Rock Section. Comment
  UCD54444  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 14 Los Angeles Lancaster, 60th St. West and Ave B. Comment
  RSA190906B  Cuscuta occidentalis R. F. Thorne 1967-5-18 36869 Los Angeles Santa Catalina Island, near Wild Boar Gully (Cercocarpus Arroyo) 229 Comment
  RSA409746  Cuscuta salina F. R. Fosberg 1930-6-26 3048 Los Angeles Lower Ballona Creek. 8 Comment
  IRVC28607  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  LA51593  Cyclospermum leptophyllum Mildred E. Mathias; 1961-6-7 Los Angeles Dry W facing bank in front yard of 442 South Bently, Los Angeles 49 Comment
  RSA0087306  Cylindropuntia californica var. parkeri R. G. Swinney 2010-4-1 12170 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash. 331 Comment
  UCR129375  Cylindropuntia echinocarpa Orlando Mistretta 1995-6-1 1745 Los Angeles San Gabriel Mtns., near mouth of Carr Canyon 945 Comment
  SEINET12280947  Cynoglossum grande Unknown 1933-1 8489 Los Angeles in foothills out of Los Angeles Comment
  UCR132942  Cyperus eragrostis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  POM211780  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UC1334781  Cyperus eragrostis A. H. Gallup 1949-5-20 Los Angeles n.w. edge of lake Los Angeles State & County Arboretum (LASCA) Comment
  UC519991  Cyperus esculentus Louis C. Wheeler 1932-9-19 1397 Los Angeles at Los Feliz Blvd. Los Angeles R. 121 Comment
  RSA755572  Cyperus odoratus R. G. Swinney 2008-9-9 9333 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  SEINET13710317  Cyrtomium falcatum Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  UC66700  Datura wrightii N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  RSA421878  Datura wrightii V. V. Giles 1936-7-26 221 Los Angeles Dohenry Palisades Comment
  CATA1038  Daucus pusillus Mark L. Hoefs 1995-5-10 1961 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  CATA63  Daucus pusillus USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 39 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA155825  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA616156  Daucus pusillus Valerie L. Soza 1998-5-3 90 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  CAS-BOT-BC130926  Deinandra clementina Geo. B. Grant 1906-9-1 7166 Los Angeles Avalon, Catalina Island Comment
  CATA754  Deinandra clementina Mark L. Hoefs 1991-5-22 1283 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SD112008  Deinandra clementina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  RSA739611  Deinandra fasciculata John Dittes 2006-6-4 1397 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Road, 2.4 air miles NW of Chatsworth High School, 1.2 air miles W of Topanga Blvd, 0.6 air mile ENE of Santa Susana Pass. 427 Comment
  CAS-BOT-BC299309  Deinandra fasciculata E. R. Blakley 1962-10-4 5398 Los Angeles Ironwood Gully, south of Catalina Harbor at Isthmus, Santa Catalina Island 182 Comment
  OBI70278  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mi E SE honby T4N R15W SE1/4 NE 1/4 sec 30 472 Comment
  SBBG44977  Deinandra fasciculata I. W. Clokey, E. G. Anderson 1935-5-9 Los Angeles Pomona Hills 400 Comment
  RSA0108892  Delphinium cardinale Richard G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains: San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/service road. 595 Comment
  UCR125786  Delphinium cardinale A. C. Sanders 2003-5-26 26840 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
  RSA394495  Delphinium cardinale Wm. Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  RSA0033836  Delphinium parishii subsp. parishii Robert F. Thorne, M. Z. Thorne 1969-7-9 38550 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR281285  Delphinium parishii subsp. parishii R. G. Swinney 2014-4-30 16266 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCD96268  Delphinium parryi Gerald Dickinson 1962-4-24 27 Los Angeles 1 mi. W. Old Topanga Canyon Rd - Mulholland. Santa Monica Mountains. 396 Comment
  UCSB12967  Delphinium parryi Tinnin, Robert 1962-5-4 Los Angeles Mint Canyon Camp Ground; 7.9 miles northeast of Solemint on Highway 6 609 Comment
  UC457335  Delphinium parryi subsp. maritimum Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA398737  Delphinium parryi subsp. parryi Donald R. Bissing 1973-6-2 108 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  POM199734  Delphinium patens subsp. hepaticoideum I. W. Clokey 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA0005335  Delphinium variegatum subsp. thornei Robert F. Thorne 1966-4-17 36078 Los Angeles San Clemente Island, between Boulder and Horton, NE side of island. 488 Comment
  RSA433219  Dendromecon rigida Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UCD95273  Dendromecon rigida K. C. Zakar 1969-7-1 s.n. Los Angeles Pine forest community; Cloudburst Summit, Angeles Crest Hgwy, San Gabriel Mtns. 1828 Comment
  SBBG72179  Descurainia pinnata P. A. Munz 1928-3-7 11062 Los Angeles Claremont Comment
  UCR270814  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA757207  Descurainia sophia Orlando Mistretta, Christine Mistretta 2008-4-3 2291 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  RSA660169  Dicentra chrysantha Orlando Mistretta 1992-5-25 437 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  CATA919  Dichelostemma capitatum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1767 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  UCR222992  Dichelostemma capitatum R. G. Swinney 2009-5-5 10634 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC499443  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Grassy slope east of Wilson Cove area, San Clemente Island, Comment
  RSA658358  Dichelostemma capitatum subsp. capitatum Naomi Zohman 1985-4-28 21 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  POM356424  Dicoria canescens Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles. Comment
  CATA3404  Dimorphotheca fruticosa Julia A. Parish, Jaimie Choi, Stuart Olshevski 2017-3-10 017 Los Angeles Santa Catalina Island: Residence at junction of Airport Rd. and Renton Pass Rd (KBRT) 427 Comment
  UCR265527  Dimorphotheca sinuata Dan S. Cooper 2015-4-3 415- 20 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, Skyline Trail 244 Comment
  SEINET8235418  Diplacus aridus James L. Reveal 1988-5-17 6786 Los Angeles along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 miles west of the Bouquet Canyon Road between Palmdale and Saugus, on steep limestone slopes about Spunky Creek. 945 Comment
  CAS-BOT-BC152896  Diplacus brevipes Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC150668  Diplacus longiflorus Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  RSA0034994  Diplacus longiflorus Terri Lords 1977-3-19 16 Los Angeles Bottom of Bell Canyon, Santa Monica Mts. 457 Comment
  SD203911  Dissanthelium californicum Emily Howe 2010-4-8 Los Angeles San Clemente Island: Area north of the SCI airfield at the north end of the island Comment
  RSA595951  Distichlis spicata Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8874 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  UCR208159  Dodecatheon clevelandii subsp. sanctarum B. C. Templeton 1968-5-5 11421 Los Angeles Transverse Ranges; Santa Monica Mountains, hills north of Malibu Lake 244 Comment
  CAS-BOT-BC41698  Draba cuneifolia var. sonorae Geo. D. Abrams 1901-2-1 s.n. Los Angeles Fruitland. Comment
  CAS-BOT-BC157700  Drymocallis glandulosa var. glandulosa Alice Eastwood 1919-5-29 8992 Los Angeles San Gabriel Canyon Comment
  UCR259399  Dryopteris arguta R. G. Swinney 2010-8-30 13637 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA692511  Dryopteris arguta H. de Forest 1931-06 17643 Los Angeles Ridge route NW part of L.A. county Comment
  RSA693686  Dryopteris arguta Kenneth A. Wilson 1994-7-9 2454 Los Angeles Malibu Creek State Park, southwest end of Century Lake Comment
  SD241166  Duchesnea indica A. C. Sanders, Andy Thompson 2003-4-15 26010 Los Angeles NE end of Santa Susana Mountains: Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence (Newhall 7.5'Q) 381 Comment
  RSA727250  Dudleya cymosa R. G. Swinney 1998-6-12 6190 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.2 mi. due east of reservoir of mouth of Mescal Canyon. 1448 Comment
  CAS-BOT-BC428050  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 776 Los Angeles Fish Cyn., ca. 1.5 km from the mouth of cyn. 396 Comment
  CAS-BOT-BC428119  Dudleya cymosa subsp. cymosa K. Nakai 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi. from junction of Gendora [Glendora] Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. 914 Comment
  UCR205533  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2009-5-29 37036 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA534027  Dudleya virens T. S. Ross 1991-5-19 5281 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  CATA3549  Dudleya virens subsp. hassei Peter J. Dixon 2018-5-30 113 Los Angeles Santa Catalina Island: Channel side; East End of Island; Pebbly Beach Road, near freight line landing, on road embankment, diorite. 2 Comment
  SDSU5743  Dudleya virens subsp. hassei Jim Dice, Michael Donoghue & Terry Martin 1983-5-20 347 Los Angeles Santa Catalina Island, Hamilton Cove, on slope above road to beach, ca. 0.25 km. northwest of Lower Windsock. 61 Comment
  CAS-BOT-BC109753  Dudleya virens subsp. insularis Reid Moran 1941-5-27 872 Los Angeles Santa Catalina Island. In canyon south of the school, Avalon. 150 Comment
  POM1048  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona. Alt. 1200 ft. 366 Comment
  RSA711454  Eclipta prostrata LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2440 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  LA210321  Ehrendorferia ochroleuca Carl Epling; 1933-5-13 2856 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, Temescal Canyon Comment
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Jun 23 2016
  CAS-BOT-BC208538  Ehrharta calycina Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6949 Los Angeles W end of island beyond the isthmus, on main east-west ridgetop ca 615 m E of Granite Triangulation Point and 620 m WNW of Oak Triang. Pt., Santa Catalina West USGS 7.5', Santa Catalina Island 487 Comment
  CHSC108488  Ehrharta calycina LeRoy Gross 2007-4-6 2620 Los Angeles Transverse Ranges; Verdugo Mountains region: South base of the range; Just east of Craig Canyon, at the intersection of Groton Drive and Hamline Place. Between the city of Burbank and the south slope of the range. 288 Comment
  RSA756313  Ehrharta calycina Justin M. Wood 2009-4-10 473 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  CAS-BOT-BC197295  Ehrharta erecta Peter H. Raven 1956-6-15 9397 Los Angeles University of California at Los Angeles campus, Westwood, Los Angeles Comment
  SD252243  Ehrharta erecta Steven A. Junak 1999-4-22 Sca 834 Los Angeles Santa Catalina Island. Between YMCA & San Diego Yacht Club facilities. 6 Comment
  RSA574317  Eleocharis R. G. Swinney 1993-9-11 2656 Los Angeles Eastern San Gabriel Mountains: Wrightwood, junction of Spruce St. & Highway 2. North of Highway 2. 1799 Comment
  RSA365448  Eleocharis montevidensis var. montevidensis Anstruther Davidson 1920-07 s.n. Los Angeles San Gabriel River. Comment
  RSA802055  Eleocharis palustris Orlando Mistretta, Cher Batchelor, Neal Kramer 2011-7-25 5974 Los Angeles Rincon Red Box Rd, on ridgeline dividing W Fork San Gabriel River Cyn and Santa Anita Cyn, near helipad. 1227 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR99559  Eleocharis parishii B. G. Pitzer, Paul Gomez 1996-4-28 2749 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA250500  Eleocharis parishii Robert F. Thorne 1967-10-10 37339 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  RSA600599  Eleocharis rostellata L. C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  UC814653  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam; San Gabriel Mts. 411 Comment
  RSA0076959  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA714798  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  RSA781237  Elymus elymoides R. G. Swinney 2009-5-13 10780 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  CAS-BOT-BC207180  Elymus elymoides subsp. elymoides Timothy S. Ross 1994-5-31 7961 Los Angeles Pacifico Mountain, W slope, ca 315 m WSW of the 7124-ft summit - San Gabriel Mountains 2109 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
  CAS-BOT-BC207366  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1995-6-29 8661 Los Angeles Near west summit of Liebre Mountain. 1706 Comment
  UC53732  Elymus elymoides subsp. elymoides J. Burtt Davy May 1896 Los Angeles Lansings Antelope Valley Comment
  RSA733228  Elymus glaucus R. G. Swinney 1998-8-17 6770 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  RSA773823  Elymus glaucus R. G. Swinney 2009-6-3 11033 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR162592  Elymus multisetus Anuja Parikh, Nathan Gale 2004-7-9 2082 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 19), south of the river between Potrero and Salt Creek Canyons 427 Comment
  UCR205260  Elymus stebbinsii R. G. Swinney 2005-8-17 8505 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  SEINET10940987  Elymus stebbinsii subsp. septentrionalis Louis C. Wheeler 1936-6-12 Wheeler 4153 Los Angeles Dry semi-shady canyon side Monroe Canyon, San Gabriel Mts. 549 Comment
  RSA0127179  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1967-7-15 10016 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  CATA3076  Emmenanthe penduliflora Amy Catalano 2016-4-15 070 Los Angeles Santa Catalina Island: South side of exclosure 4A, halfway up hill to FAR fence from Grand Canyon, in small gully; southeast facing slope 434 Comment
  IRVC29113  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26137 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA401555  Emmenanthe penduliflora Frances Runyan 1973-4-7 37 Los Angeles Agua Dulce, north of freeway 610 Comment
  SFV11224  Emmenanthe penduliflora D. K. Shayne 1966-3-16 136 Los Angeles Santa Susana Mountains Stony Point. 330 Comment
  UCR258738  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  JEPS26148  Encelia californica Peter H. Raven 1959-5-3 14095 Los Angeles 0.3 mi e of Laurel Pass (Woodrow Wilson Drive); Santa Monica Mountains, Laurel Pass 350 Comment
  RSA188166  Encelia californica R. F. Thorne 1966-4-4 35771 Los Angeles Santa Catalina Island: SE of Ballast Point, Catalina Harbor, Isthmus 30 Comment
  UCR100061  Encelia californica R. G. Swinney 1969-4-2 324 Los Angeles Western Transverse Range; Santa Monica Mtns., About 1.5 mi north of Encinal Beach on Lechuza Rd 305 Comment
  SEINET6051968  Encelia farinosa Louis C. Wheeler 1973-5-16 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CHSC42171  Ephedra nevadensis Blake A. Rowe 1986-3-24 12 Los Angeles 10 mi ne of Canyon Country, 4 mi n of jct of Hwy 14 and Vasquez Rocks Company Park, at s edge of Los Angeles National Forest. 720 Comment
  RSA316368  Ephedra nevadensis Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54995 Los Angeles Holcomb Ridge 1159 Comment
  RSA592638  Ephedra nevadensis L. C. Wheeler 1932-4-10 603 Los Angeles Palmdale, Mohave Desert 762 Comment
  POM2992  Epilobium adenocaulon var. parishii W. R. Shaw 1900-7-3 39 Los Angeles Claremont. Comment
  RSA578231  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8294 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  CAS-BOT-BC166200  Epilobium canum subsp. canum Chester Dudley 1931-7-1 s.n. Los Angeles Sepulveda [Canon] Canyon Comment
  RSA0098170  Epilobium canum subsp. canum R. G. Swinney 2011-8-5 15603 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA588403  Epilobium canum subsp. canum T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon Rd. San Gabriel Mts. 915 Comment
  SEINET13276790 Image available Epilobium canum subsp. canum R. G. Swinney 2011-1 15917 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5' Q.) 649 Comment
  UC55381  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  RSA591465  Epilobium canum subsp. latifolium Louis C. Wheeler 1966-10-12 8970 Los Angeles San Gabriel Mountains. Susanna Canyon, ca. 100 m downstream from falls. 549 Comment
  UCR273906  Epilobium ciliatum Steven A. Junak 1999-7-16 SCa- 1055 Los Angeles California Islands, Santa Catalina Island. Lower part of Cottonwood Canyon, below waterfall 12 Comment
  POM3150  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  SEINET9079207 Image available Epilobium ciliatum subsp. ciliatum Harry L. Bauer 1928-1 [s.n.] Los Angeles Long Beach Comment
  RSA330812  Epilobium ciliatum subsp. glandulosum Wayen E. Sawyer 1981-7-5 77 Los Angeles Angeles National Forest: Ca Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 2.75 mi. from Dawson Saddle. 2241 Comment
  RSA604694  Epilobium ciliatum subsp. glandulosum Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UC845348  Epipactis gigantea Louis C. Wheeler 1932-8-2 1108 Los Angeles N Fork San Gabriel River San Gabriel Mts. 1432 Comment
  POM308103  Epipactis gigantea Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2947 Los Angeles Soldiers Creek, San Gabriel Mountains Comment
  UCR147783  Equisetum hyemale subsp. affine Valerie Soza, Laura Moore 2000-6-14 1016 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  RSA684613  Equisetum laevigatum F. R. Fosberg 1931-8-15 R- 116 Los Angeles Big Cienega, Pine Flats, North Fork, San Gabriel River 2000 Comment
  CAS-BOT-BC57756  Equisetum telmateia Geo. B. Grant 1904-4-1 406 Los Angeles Pasadena. Comment
  POM50291  Equisetum telmateia var. braunii L. R. Abrams 1901-4-11 1464 Los Angeles Ballona Creek Comment
  UC576296  Eragrostis mexicana subsp. virescens H. S. Yates 1936-8-28 6358 Los Angeles five mi se Palmdale; Elizabeth Lake Quad. 813 Comment
  UC1130398  Eremocarpus setiger Jerome S. Horton 1936-9-3 404 Los Angeles San Dimas Lookout Pomona Quadrangle Comment
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May 8 2013
  UC107662  Eremothera boothii subsp. desertorum A. Davidson July 1893 Los Angeles Rock Creek Mohave Desert Comment
  SEINET4671055  Erharta Leila M. Shultz 1981-11-18 5731 Los Angeles Arcadia; Los Angeles County Arboretum, along North Baldwin avenue Comment
  SFV21143  Eriastrum densifolium subsp. elongatum J. M. Keefe 2001-1-19 30996 a Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 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
  UCR258527  Eriastrum sapphirinum R. G. Swinney 2010-6-23 13311 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA0110989  Eriastrum sapphirinum subsp. brevibracteatum Katherine Brandegee 1910-06 s.n. Los Angeles Ravenna. 750 Comment
  UCSB5010  Eriastrum sapphirinum subsp. dasyanthum Wedberg, H. 1958-7-15 Los Angeles Mulholland Hwy. between Topanga Cyn. and Beverly Glen, Santa Monica Mtns. Comment
  CAS-BOT-BC514988  Eriastrum sapphirinum subsp. dasyanthum Peter H. Raven 1956-6-17 9421 Los Angeles Slopes NW of Sunset Blvd. at Sepulveda Blvd., Santa Monica Mts. Comment
  POM359323  Ericameria cuneata var. cuneata L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UC830491  Ericameria linearifolia I. W. Clokey and B. C. Templeton 1930-4-8 4717 Los Angeles San Francisquito Canyon 700 Comment
  RSA0073613  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-10-8 13999 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  CAS-BOT-BC298885  Ericameria nauseosa var. bernardina F. Grinnell Jr. 1917-8-30 s.n. Los Angeles Buckhorn Canyon, San Gabriel Mts Comment
  CAS-BOT-BC298892  Ericameria nauseosa var. bernardina Charles F. Richter 1920-9-1 s.n. Los Angeles Big Pine Flat above Cold Brook, San Gabriel Mts Comment
  CAS-BOT-BC298933  Ericameria nauseosa var. ceruminosa John Thomas Howell 1927-11-13 3202 Los Angeles 1.5 miles E of Elizabeth Lake, Liebre Mts 914 Comment
  JEPS19468  Ericameria palmeri var. pachylepis Peter H. Raven 1957-9-21 11340 Los Angeles near hill at nw end U.C.L.A. Campus Comment
  SD50745  Ericameria parishii var. parishii Darley F. Howe 1959-10-25 Los Angeles Junction of Big Tujunga Canyon Road and Angeles Crest Highway, Sam Gabriel Mountains 1004 Comment
  RSA517168  Ericameria pinifolia Timothy S. Ross, Orlando Mistretta 1990-10-9 3266 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  RSA601689  Ericameria pinifolia L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  UC579514  Ericameria pinifolia A. D. Gifford 1935-1-24 419 Los Angeles 4.2 mi ssw Red Mountain; Tejon Quad., Charlie Canyon 487 Comment
  JEPS41486  Erigeron foliosus var. foliosus Frank W. Peirson 1918-7-13 231 Los Angeles Santa Anita San Gabriel Mts., Santa Anita 914 Comment
  LA94432  Erigeron foliosus var. foliosus J. A. Ewan; 1929-6-22 3438 Los Angeles Comment
  POM357457  Erigeron foliosus var. foliosus Samuel R. Tyson 1943-7-7 s.n. Los Angeles Below Johnstone Peak, San Gabriel Mountains. 488 Comment
  RSA771615  Erigeron foliosus var. stenophyllus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42196 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  POM357560  Erigeron philadelphicus F. R. Fosberg 1930-7-3 3028 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  POM6800  Erigeron philadelphicus P. A. Munz, L. T. Street, Williams 1919-4-5 2469 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  CAS-BOT-BC376584  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 135 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy. 2) at a pullout southeast of the intersection with Angeles Forest Highway Comment
  POM3808  Eriodictyon crassifolium var. crassifolium W. R. Dudley, F. H. Lamb 1896-6-8 4343 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA578096  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-31 7691 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  CAS-BOT-BC189162  Eriodictyon crassifolium var. nigrescens E. Braunton 1897-5-3 s.n. Los Angeles Unspecified Comment
  CAS-BOT-BC188951  Eriodictyon parryi G. B. Grant 1901-5-23 11761 Los Angeles Above Alpine Tavern, Mount Lowe 1584 Comment
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  UC107120  Eriodictyon traskiae Blanche Trask June 1900 1 Los Angeles Avalon; Santa Catalina Island, Avalon Comment
  LA205723  Eriodictyon trichocalyx var. trichocalyx D. Bradbury; J. Sauer, L. Wester 1969-10-19 4658 Los Angeles San Gabriel Mountains, Mount Pacifico 2133 Comment
  CAS-BOT-BC248476  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 miles south of Palmdale Comment
  UCR249000  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 538 Comment
  POM158207  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-4 11165 Los Angeles 5 miles NW of mouth of Big Rock Creek. 1067 Comment
  CAS-BOT-BC241582  Eriogonum baileyi var. baileyi John Thomas Howell 1947-7-18 23380 Los Angeles Mill Creek, San Gabriel Mts. 1219 Comment
  UC990943  Eriogonum cinereum D. F. Howe 1951-10-7 Los Angeles La Flores Canyon Santa Monica Mts., La Flores Canyon Comment
  SBBG61993  Eriogonum cithariforme R. Hoffmann 1931-4-28 Los Angeles near Rosamond Comment
  RSA233507  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth 1972-6-29 42110 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  UCR269131  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles San Gabriel Mountains, northern edge of mountains, along Southern California Edison transmission line corridor, 0.5 air miles north of Aliso Canyon Road 1141 Comment
  CAS-BOT-BC242777  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Mt Wilson Comment
  RSA393180  Eriogonum davidsonii Unspecified 1905-1 1871 Los Angeles Hollywood Comment
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Aug 27 2011
  SD215614  Eriogonum davidsonii Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3384 Los Angeles Joshua Tree Campground on the southwest side of Little Rock Reservoir. Comment
  UCR186601  Eriogonum elongatum T. B. Salvato, Sarah Flack 2007-8-8 3041 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  SDSU6538  Eriogonum elongatum R. M. Beauchamp 1966-8-10 63 Los Angeles Growing beside road in Topanga Canyon. Comment
  LA82472  Eriogonum elongatum var. elongatum O. H. Kappler; 1942-11-1 355 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA98865  Eriogonum fasciculatum E. R. Hobbs; 1979-6-25 79 89 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  UCR209439  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 1969-6-12 562 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  RSA670930  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-16 31104 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, 91105. 284 Comment
  SEINET11937916  Eriogonum fasciculatum var. foliolosum H. W. Graham 1927-1 9- 9 -44 Los Angeles along trail and rd from Mt Lowe Tavern, Mt. Lowe to observatory and Mt. Wilson, near Los Angeles Comment
  RSA589054  Eriogonum fasciculatum var. polifolium Orlando Mistretta 1994-6-6 1315 Los Angeles San Gabriel Mountains, Little Rock Creek: Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3. 1280 Comment
  POM320616  Eriogonum giganteum var. giganteum Chris Dearden 1971-8-24 145 Los Angeles One hundred yards south of Casino Point along Casino Road, Avalon. Santa Catalina Island. Pacific Ocean drainage area. 6 Comment
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Jun 10 2014
  UC6306  Eriogonum gracile M. R. Lyell Sep. 1901 Los Angeles Antelope Valley Comment
  RSA393223  Eriogonum gracile var. gracile Louis C. Wheeler 1931-8-30 38 Los Angeles San Antonio Canyon. 976 Comment
  SEINET2042301 Image available Eriogonum gracillimum B. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  CAS-BOT-BC261100  Eriogonum gracillimum Bunch 1974-8-16 500 Los Angeles Texaco Oil Field through Archery Range, Castaic Comment
  CAS-BOT-BC261222  Eriogonum hirtiflorum Joseph Andorfer Ewan; A. Nesta Dunn 1933-7-23 7830 Los Angeles Trail from Barley Flats to Tujunga Creek, San Gabriel Mts. 1371 Comment
  SBBG62433  Eriogonum inerme R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  JEPS56852  Eriogonum inerme Frank W. Peirson 1921-6-15 2452 Los Angeles Pine Flat San Gabriel Mountains, Pine Flat 1676 Comment
  CAS-BOT-BC258575  Eriogonum ordii Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station Comment
  UCR272479  Eriogonum parishii Mitch Provance 2016-6-27 616- 17 Los Angeles San Gabriel Mountians, Big Pines, Camp McClellan, N side of Table Mountain Rd. 2171 Comment
  CAS-BOT-BC257758  Eriogonum parvifolium Ernest Braunton 1902-10-1 709 Los Angeles Ballona Comment
  CAS-BOT-BC258233  Eriogonum pusillum L. R. Abrams 1941-4-24 13945 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  RSA550212  Eriogonum pusillum Walter Wisura, E. Roeder 1992-4-21 4702 Los Angeles West Mohave: Valyermo Rd. .3 mi. N of turnoff to St. Andrews. Comment
  UCR223647  Eriogonum saxatile R. G. Swinney 2009-6-24 11263 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  CAS-BOT-BC263598  Eriogonum trichopes Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station Comment
  RSA300696  Eriogonum umbellatum subsp. minus James R. Shevock 1974-10-5 3878 Los Angeles About the summit of Mount Baden-Powell; Angelees Nat'l Forest 2866 Comment
  UC1375407  Eriogonum umbellatum var. munzii Robert F. Thorne 1969-7-2 38343 b Los Angeles above Vincent Gap (on Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2011 Comment
  SBBG64210  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA759010  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  RSA700513  Eriogonum wrightii var. subscaposum Gary D. Wallace 1985-7-5 2237 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  CAS-BOT-BC297953  Eriophyllum confertiflorum Geo. B. Grant 1903-4-25 s.n. Los Angeles Saugus Comment
  POM357921  Eriophyllum confertiflorum F. R. Fosberg 1931-5-21 s 4961 Los Angeles Fourth of July Canyon, Santa Catalina Island. 10 Comment
  RSA656272  Eriophyllum confertiflorum Roy Halling 1972-4-30 29 Los Angeles 1 mile west of La Crescenta on La Tuna Canyon Road 457 Comment
  SBBG132332  Eriophyllum confertiflorum D. Pivorunas, J. Dunn 2003-5-27 DP- 4 -2003 Los Angeles Boulders Cyn Comment
  SJSU13639  Eriophyllum confertiflorum C. W. Sharsmith 1941-6-22 4405 Los Angeles above Eaton Canyon, San Gabriel Mts 762 Comment
  UCR170406  Eriophyllum confertiflorum Alex R. Van Dam 2004-5-16 018 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  UCR192826  Eriophyllum confertiflorum R. G. Swinney 1998-7-8 6299 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR281868  Eriophyllum confertiflorum Mitch Provance 2010-5-20 510- 15 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  JEPS34690  Eriophyllum confertiflorum var. confertiflorum Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  LA91413  Eriophyllum confertiflorum var. confertiflorum Bruce Douglas Clayton; Greg Shaw 1972-3-16 13 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, at upper canyon entrance of Temescal and Rustic Canyons 576 Comment
  RSA92396  Eriophyllum pringlei F. W. Peirson 1926-4-26 6656 Los Angeles about 1 mile east of Palmdale. Comment
  SBBG8199  Eriophyllum wallacei H. and M. Dearing 1934-4-15 1902 Los Angeles near Palmdale Comment
  CHSC95775  Erodium botrys LeRoy Gross; Naomi Fraga 2002-4-4 504 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. 606 Comment
  RSA650521  Erodium botrys Harvey Kennedy 1949-2-8 s.n. Los Angeles Cal Poly Athletic Field, San Dimas. 244 Comment
  UCR258786  Erodium cicutarium R. G. Swinney 2010-5-25 12967 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR271902  Erodium cicutarium R. G. Swinney 2011-3-15 14074 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  LA200510  Erodium cicutarium Robert G. Engman; sn Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA0048584  Erodium cicutarium P. R. Brown 1970-4-27 31 Los Angeles Woodland Hills Nature Center, Canon de Lana. Comment
  UCSB42182  Erodium cicutarium Roos, Alfred 1958-6-3 Los Angeles Evans-Reeves Nursery; Brentwood; West Los Angeles Comment
  UC56280  Erodium macrophyllum H. M. Hall 1902-5-11 3264 Los Angeles Sierra Santa Monica Comment
  RSA592167  Erodium moschatum Louis C. Wheeler 1967-5-7 9292 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  SBBG83258  Erodium moschatum M. Daily 1986-4-7 SCa-t Los Angeles Bird Rock Comment
  RSA647952  Erodium moschatum Diane Elliott 1985-4-19 9 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR223328  Erysimum capitatum R. G. Swinney 2009-5-20 10841 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  HSC31663  Erysimum capitatum var. capitatum Thomas E. Higley 1974-4-20 27 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail, near the end of San Gabriel Canyon Rd. 457 Comment
  UCSB2326  Erysimum capitatum var. capitatum Sage, Paul 1959-3-1 Los Angeles 1 mile below end of Chainy Trail in Millard Canyon, Altadena 609 Comment
  UCD114835  Erysimum cheiri Robert F. Thorne; P. C. Everett 1964-2-7 33447 Los Angeles Santa Catalina Island, road to Pebbly Beach from Avalon. 3 Comment
  LA204413  Erysimum suffrutescens Joseph Andorfer Ewan; 1931-1-1 4004 Los Angeles Hyperion near El Segundo Comment
  CHSC95478  Erythranthe cardinalis LeRoy Gross; Wayne Law 2000-8-8 254 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA747226  Eschscholzia californica R. G. Swinney 2008-4-10 8628 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  RSA769898  Eschscholzia californica R. G. Swinney 2009-3-31 10227 Los Angeles mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte. 183 Comment
  CAS-BOT-BC403166  Eschscholzia californica D. W. Kyhos 1962-3-15 62 -33 Los Angeles Point Dume Comment
  RSA433667  Eschscholzia californica Barbara Hutchison 1941-4-2 20498 Los Angeles San Fernando Valley Comment
  RSA578255  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd 1994-5-4 7652 Los Angeles Grass Mountain: gradual, grassy slope of easterly exposure, ca 70 m ENE of the summit. (straddling the range line into R15W, which is not mapped to sections). 1392 Comment
  LA46269  Eschscholzia minutiflora A. Handschiegel; 1925-5-17 sn Los Angeles Little Rock Creek Comment
  UCR13476  Eucalyptus cladocalyx 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
  LA201635  Eucalyptus globulus Arthur C. Gibson; 2004-1-17 4997 Los Angeles Santa Monica Mountains, Franklin Canyon, near main parking lot above reservoir Comment
  RSA0012820  Eucalyptus polyanthemos A. C. Sanders 1987-12-4 7587 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA0012828  Eucalyptus rudis Scott D. White 1997-5-7 5059 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains. Southwest of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA673613  Eucalyptus sideroxylon LeRoy Gross 2003-1-25 688 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  RSA762463  Eucrypta chrysanthemifolia R. G. Swinney 2009-3-11 10092 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR222457  Eucrypta chrysanthemifolia var. chrysanthemifolia R. F. Thorne 1980-4-26 54142 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp, west slope of Blackjack Peak 518 Comment
  RSA598951  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 1989-5-11 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon. Dirt road on SE side of Big Dalton debris basin. 366 Comment
  SBBG61347  Eulobus californicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR125152  Euphorbia albomarginata A. C. Sanders, Mark Elvin 2002-6-18 25130 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
  UCR222826  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA140023  Euphorbia dendroides Jim Morre 1961-01 s.n Los Angeles On Arroyo Seco Freeway between Pasadena and L.A. Comment
  SEINET6769032 Image available Euphorbia melanadenia Marcus E. Jones 1882-1 3215 Los Angeles Los angeles Comment
  SBBG20512  Euphorbia misera E. R. Blakley 1963-12-7 6329 Los Angeles mouth of first large cyn W of Pyramid Head toward Pyramid Cove 22 Comment
  CHSC99196  Euthamia occidentalis John C. Dittes; Rudolph A. Dittes 2006-10-30 1417 Los Angeles South Coast Subregion; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. 207 Comment
  LA32032  Euthamia occidentalis Peter H. Raven; Henry J. Thompson 1959-10-18 14658 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  UCR277054  Euthamia occidentalis R. G. Swinney 2011-9-22 15660 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SBBG128711  Extriplex californica M. L. Hoefs 1955-5-30 2153 Los Angeles Ben Weston Beach 4 Comment
  UCR191708  Festuca myuros A. C. Sanders 2008-4-11 34866 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  UCR91506  Festuca myuros Scott D. White 1996-4-13 3931 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  CAS-BOT-BC282536  Festuca trachyphylla Tim Ross; Walter Appleby 1993-5-14 7145 Los Angeles 220 m SSW of May Canyon Saddle and 380 m WNW of May Peak [3948], Western San Gabriel Mtns. 1112 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
  UCR126842  Ficus carica A. C. Sanders, Mark A. Elvin 2002-8-26 25584 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
  UCR267282  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 203 Los Angeles City of Carson, Dominguez Channel at Figueroa St., on south bank of channel 7 Comment
  RSA0086997  Filago californica R. G. Swinney 2010-3-30 12110 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  RSA780994  Forestiera pubescens R. G. Swinney 2009-5-13 10781 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  SBBG116239  Forestiera pubescens R. Burgess, P. Munro 2002-5-6 5130 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  SFV2744  Forestiera pubescens R. L. Armacost 1933-7-4 12 dup. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  SEINET7417481 Image available Frangula californica W. Griesel 1963-4-26 768 Los Angeles ca. 0.5 mi SE of Devils Gate Dam, Pasadena 366 Comment
  RSA729323  Frangula californica subsp. cuspidata R. G. Swinney 1999-6-30 7470 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills. 1463 Comment
  CAS-BOT-BC53485  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-6-23 8027 Los Angeles Sawmill Mountain: Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC217365  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA350143  Fraxinus dipetala Wesley O. Griesel 1986-5-14 s.n. Los Angeles Lower Placerita Canyon. Comment
  UCR193635  Fraxinus pennsylvanica subsp. velutina A. C. Sanders 2008-7-10 35733 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
  HSC101600  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  RSA747158  Fraxinus velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road. 268 Comment
Read comments
Mar 16 2011
  UCSB70302  Fraxinus velutina Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  RSA0035209  Freesia refracta Sandy Gray 1981-5-1 20 Los Angeles Pomona, 574 Mayfair between Park and White. Comment
  RSA0045512  Fremontia californica J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. TR5. 1524 Comment
  RSA426875  Fremontodendron californicum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA652041  Fremontodendron californicum D. Bartholomew 1961-5-24 s.n. Los Angeles Between Cypress Ave. and Covina Blvd. on Valley Center Ave., Covina. Comment
  RSA367727  Fritillaria biflora George Henry Grinnell 1929-3-17 s.n. Los Angeles Eagle Rock. Comment
  RSA376626  Fritillaria biflora I. M. Johnston s.n. Los Angeles Topanga. Comment
  UCR269980  Galium andrewsii R. G. Swinney 2010-5-19 12803 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
  UCR168355  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-9-13 1481 Los Angeles San Gabriel Mtns, Santiago Canyon, Santiago Creek near junction of Forest Service Road 4N20 and BM 3980 1213 Comment
  RSA0085500  Galium angustifolium R. G. Swinney 2010-8-9 13456 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  UC1375353  Galium angustifolium subsp. angustifolium Robert F. Thorne and C. W. Tilforth 1971-6-30 40804 Los Angeles on bank of branch of S Fork of Little Rock Creek 1.8 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, Pinyon Flats area 1554 Comment
  UC1375377  Galium angustifolium subsp. angustifolium Robert F. Thorne and A. C. Gibson 1971-5-22 39736 a Los Angeles Fish Canyon San Gabriel Mts., Angeles National Forest 304 Comment
  POM367694  Galium angustifolium subsp. angustifolium E. S. Spalding 1923-7-11 s.n. Los Angeles Hermosa Beach. Comment
  RSA0081369  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-7-21 15537 Los Angeles Strawberry Peak summit. 1860 Comment
  SD70488  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, Clare Hardham 1965-6-16 4123 Los Angeles San Gabriel Mountains, Cloudburst Summit, Angeles Crest Highway north of Waterman Mountain 2139 Comment
  POM4533  Galium aparine M. L. M. 1912-6-15 s.n. Los Angeles Claremont. Comment
  RSA253142  Galium catalinense subsp. catalinense Gary D. Wallace, Robert F. Thorne, C. W. Tilforth 1975-3-23 1419 Los Angeles At boat dock at Avalon, Santa Catalina Island. Comment
  SBBG132207  Galium catalinense subsp. catalinense S. A. Junak 1978-4-15 SCa 014 Los Angeles N side of Cherry Cove, near Lion's Head Point Comment
  UCD169685  Galium hallii Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 300 yards E of foot of Holiday Hill Ski Lift. 1997 Comment
  RSA250363  Galium jepsonii Robert F. Thorne, C. W. Tilforth, J. Dourley, R. Scoggin 1972-8-11 42205 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2104 Comment
  RSA530050  Galium johnstonii Tim S. Ross 1991-8-16 5839 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA555197  Galium johnstonii Robert F. Thorne, M. Z. Thorne 1969-7-9 38486 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  LA50684  Galium nuttallii subsp. nuttallii J. A. Ewan; 1929-3-18 1251 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SD181346  Galium nuttallii subsp. nuttallii Valeria Soza, W. Law, L. 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 853 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
  UCR199965  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  OBI4451  Galvezia speciosa Robert J. Rodin 1953-5-2 5816 Los Angeles Near White's Cove, Catalina Island Comment
  UCR259155  Gamochaeta pensylvanica R. G. Swinney 2010-8-30 13612 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  LA35347  Garrya flavescens Mary V. Hood; 1946-1-26 46- 3 k* Los Angeles Devil's Punch Bowl 1219 Comment
  RSA585939  Garrya flavescens Tim S. Ross 1990-5-23 2640 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  RSA597563  Garrya flavescens Tim S. Ross 1990-6-22 3756 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA392386  Garrya flavescens var. pallida Bonnie C. Templeton 1936-4-14 5639 Los Angeles North of Strawberry Peak. Comment
  JEPS66753  Garrya veatchii A. M. Ottley 1920-5-6 626 Los Angeles between Fish Canyon and Monrovia Canyon; San Gabriel Mts. Comment
  RSA160557  Garrya veatchii J. D. Olmsted 1959-2-23 s.n. Los Angeles Blanchard Park, Pomona College Campus near Claremont, near E boundary LA, Foot of San Gabriel Mts. 366 Comment
  RSA305065  Garrya veatchii Kei Nakai 1975-11-27 TCSP- 155 -75 Los Angeles Topanga Canyon. Along Fire Road 30 within Topanga Canyon State Park Boundary. 488 Comment
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Apr 10 2014
  UCR212839  Garrya veatchii Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1819 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  CAS-BOT-BC278705  Gastridium ventricosum E. R. Blakley 1962-6-9 5209 Los Angeles Between Triangulation Points Chinety and Rest, above Mosquito Cove. San Clemente island 335 Comment
  UCR259606  Gayophytum R. G. Swinney 2010-9-7 13694 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR271220  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA776386  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-14 5319 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  UCR258927  Gazania linearis R. G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  JEPS61453  Geranium californicum Frank W. Peirson 1922-7-6 3185 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  PASA672  Geranium carolinianum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA390987  Geranium carolinianum F. R. Fosberg 1931-3-20 s 4319 Los Angeles Hamilton Canyon, Santa Catalina Island 40 Comment
  RSA390993  Geranium carolinianum A. C. Life 1923-4-23 s.n. Los Angeles Los Angeles vicinity Comment
  RSA470080  Gilia angelensis L. C. Wheeler 1934-3-10 2425 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  SD69496  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island; dr, southsoutheast-facing rocky slopes at Cherry Valley. 60 Comment
  RSA78148  Gilia angelensis Verne Grant 1953-5-2 18437 Los Angeles Santa Catalina Island. On headland south of mouth of Gallagher Canyon. 46 Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  POM96943  Gilia capitata subsp. abrotanifolia P. A. Munz 1925-4-23 9409 Los Angeles San Gabriel Canyon. 305 Comment
  RSA470246  Gilia capitata subsp. abrotanifolia Geo L. Moxley 1915-5-8 318 Los Angeles Cota, near Long Beach. Comment
  RSA71886  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-2-12 s.n. Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  RSA67696  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-23 17582 Los Angeles Leona Valley at jct. of Bouquet Reservoir and Palmdale roads. Comment
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Aug 2 2008
  RSA0034448  Gilia latiflora subsp. davyi B. C. Templeton, I. W. Clokey 1930-4-8 1032 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  RSA0083773  Gilia minor J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  UCR209503  Gilia modocensis R. G. Swinney 2008-6-17 9023 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UC1594380  Gilia nevinii Tim Ross 1992-4-14 6164 Los Angeles just above mouth Nanny Canyon (lower end canyon, central e side San Clemente Island); San Clemente Island, central e side, Nanny Canyon 182 Comment
  CHSC95910  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 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
  RSA0016260  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3902 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA0017150  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-8-31 6880 Los Angeles San Antonio Ridge, 2.1 mi. west of West Mt. Baldy. 2232 Comment
  UCR193436  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7271 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
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May 3 2012
  RSA0016252  Gilia ochroleuca subsp. bizonata L. R. Abrams, E. A. McGregor 1908-6-20 358 Los Angeles Liebre Mts. 1220 Comment
  RSA0016268  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon. 762 Comment
  CAS-BOT-BC402062  Gilia ochroleuca subsp. vivida Geo. B. Grant 1902-6-1 506 Los Angeles Mt Wilson Comment
  RSA0017158  Gilia ochroleuca subsp. vivida Wayne E. Sawyer 1981-6-16 44 Los Angeles Crest trail and Crystal Lake area trail: junction 0.15 miles S of Little Jimmy Spring. 2302 Comment
  RSA0017162  Gilia ochroleuca subsp. vivida Orlando Mistretta 1995-6-20 1784 Los Angeles Bare Mountain Canyon: end of Forest Rd. 3N7E at head of drainage, E of Pacifico Mountain. 2104 Comment
  RSA679881  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 842 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  RSA0094564  Githopsis diffusa Richard G. Swinney 2011-6-6 15015 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0002277  Githopsis diffusa F. W. Peirson 1925-4-23 5780 Los Angeles Forks of San Gabriel River. 534 Comment
  POM292429  Gnaphalium californicum Arthur L. Cohen 1935-8-8 712 Los Angeles Santa Monica. Pacific Ocean Watershed 61 Comment
  CAS-BOT-BC302600  Gnaphalium palustre Steven A. Junak 1997-5-20 SCI- 882 Los Angeles San Clemente Island: SW side of San Clemente Island Ridge Road, ca. 0.73 miles SSE of Thirst Peak, in extreme upper reaches of Cave Canyon 539 Comment
  RSA622855  Gnaphalium palustre L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  RSA777367  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-19 5133 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR189678  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  UC1586185  Gnaphalium palustre Tim Ross 1991-8-16 5828 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5 quad, Horse Fla 1719 Comment
  UC83671  Goodmania luteola Katharine Brandegee July, 1884 Los Angeles Lancaster Comment
  RSA757269  Grayia spinosa R. G. Swinney 1998-4-14 5991 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA613517  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Victoria Street and Dominguez Avenue. 48 Comment
  JEPS16505  Grindelia hirsutula Peter H. Raven 1956-7-8 9667 Los Angeles low ridge w of University of California Campus; Santa Monica Mts. Comment
  UC68924  Grindelia hirsutula H. M. Hall 1905-7-1 6726 Los Angeles near Inglewood Comment
  JEPS54111  Guillenia lasiophylla W. L. Jepson 1935-4-17 17030 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  UC729594  Guillenia lasiophylla Carl B. Wolf 1932-5-9 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  RSA586976  Guillenia lasiophylla Orlando Mistretta 1992-5-8 321 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  OBI81430  Gutierrezia microcephala R. G. Swinney 2009-11-13 11596 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  JEPS30669  Gutierrezia sarothrae Peter H. Raven and Henry J. Thomson 1959-9-18 14450 Los Angeles University of California, West Los Angeles Santa Monica Mountains 152 Comment
  RSA649694  Haplopappus linearifolius Michael Horn 1991-4-30 14 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  IRVC28720  Haplopappus squarrosus A. C. Sanders, Mark A. Elvin 2002-8-26 25581 Los Angeles Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle Western Transverse Range/Santa Clara River Watershed 335 Comment
  CATA1496  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak 1996-5-1 2703 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 478 Comment
  SDSU19670  Hazardia cana Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2199 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 183 Comment
  SBBG131692  Hazardia squarrosa S. A. Junak 1999-9-9 SCa 1078 Los Angeles E side of ridge between Toyon Bay and Gallagher Cove 97 Comment
  SDSU2667  Hazardia squarrosa R. M. Beauchamp 1967-3-20 380 Los Angeles Above Abalone Point, south of Avalon; Santa Catalina Island. Comment
  RSA0065374  Hedera Bob McKeand 1949-1-16 s.n. Los Angeles Santa Anita Canyon, Arcadia. 396 Comment
  UCR194578  Helenium bigelovii R. G. Swinney 1998-7-29 6537 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UCR227756  Helianthemum greenei R. F. Thorne, Sherwin Carlquist 1966-4-29 36315 Los Angeles Channel Islands, Santa Catalina Island 381 Comment
  LA210087  Helianthemum scoparium J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA748675  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora. 671 Comment
  RSA0083303  Helianthus gracilentus R. G. Swinney 2010-6-4 13044 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
  IRVC28714  Helianthus nuttallii A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  UC75964  Helianthus nuttallii subsp. parishii Geo. B. Grant 1901-1-1 548 Los Angeles Oak Knoll Comment
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Jul 6 2010
  SEINET11197287 Image available Hemizonella minima G. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit Mt. Wilson 1829 Comment
  RSA598393  Hemizonia clementina J. P. Rebman, Dunn 1993-4-29 3117 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 25 Comment
  UCR65214  Hemizonia clementina F. R. Fosberg 1931-4-8 S- 04505 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  SBBG108961  Hesperevax sparsiflora S. A. Junak 1997-3-13 SCl 784 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn, near head of W fork, ca. 0.54 mi E of Triangulation Pt "Rest" 365 Comment
  CAS-BOT-BC403832  Hesperocnide tenella Geo. B. Grant 1904-5-26 6267 Los Angeles Pasadena. Gulch on W side of A. Seco, directly opposite end of Colo. Sp. Comment
  UC34918  Hesperolinon micranthum Dr. A. Davidson 1890-1 Los Angeles Newhall Comment
  CAS-BOT-BC135941  Hesperoyucca whipplei F. A. Thackery 1928-6-3 435 Los Angeles Mulholland Drive Comment
  UC2027705  Heterocodon rariflorum Anuja Parikh with Nathan Gale 2010-6-19 3349 Los Angeles TR, SnGB, Upper Big Tujunga Canyon, 1.0 km W of Shortcut Station, 0.7 km N of State Highway 2 (Angeles Crest Highway). Comment
  CAS-BOT-BC143687  Heteromeles arbutifolia C. B. Wolf 1936-1-3 s.n. Los Angeles Avalon, Santa Catalina Island 60 Comment
  CAS-BOT-BC158127  Heteromeles arbutifolia 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 Palo Verdes 366 Comment
  CATA295  Heteromeles arbutifolia Mark L. Hoefs 1973-6-4 314 Los Angeles Santa Catalina Island: By road on southeast side of Wrigley Memorial, upper Avalon Canyon 121 Comment
  RSA666854  Heteromeles arbutifolia Unspecified, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  SEINET13276704 Image available Heteromeles arbutifolia Unknown 2011-1 15867 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UCR47335  Heteromeles arbutifolia David Charlton 1987-1-31 632 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  RSA188515  Heterotheca fastigiata R. F. Thorne, John D. Olmsted 1965-8-26 35382 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  SFV3986  Heterotheca grandiflora C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 3.5 miles from Highway 101 on Malibu Canyon Road, by Honor Camp #3. 610 Comment
  SEINET11847936  Heterotheca grandiflora J. F. Bright, Wyman, C. 1931-1 5754 Los Angeles Hollywood Comment
  UC1971345  Heterotheca grandiflora Louis C. Wheeler 1966-10-1 8944 Los Angeles SAN GABRIEL MOUNTAINS: Big Tujunga at Colby Ranch Road. Comment
  SBBG126036  Heterotheca villosa A. Parikh, N. Gale 2010-5-4 3144 Los Angeles S of Santa Fe Dam, along E side of Live Oak Lane, 0.6 km SE of intersection of I-605 and Arrow Hwy 128 Comment
  CAS-BOT-BC48129  Heuchera elegans W. R. Dudley 1899-7-20 s.n. Los Angeles Mount Lowe Comment
  RSA0062931  Heuchera elegans Scott D. White, Dave Bramlet 1998-8-11 7038 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA0063275  Heuchera elegans R. G. Swinney 1998-6-16 6976 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA0066168  Heuchera elegans Louis C. Wheeler 1948-6-13 6649 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1371 Comment
  CAS-BOT-BC319764  Hieracium argutum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  POM360456  Hieracium argutum George B. Grant 1901-06 4466 Los Angeles Sturtevant Camp, San Gabriel Moutnains. 1524 Comment
  RSA95178  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles East fork of San Gabriel River. 1372 Comment
  RSA603597  Hirschfeldia incana L. C. Wheeler 1932-9-5 1349 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  CATA2005  Hirschfeldia incana Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 478 Los Angeles Santa Catalina Island: Upper edge of camp at Emerald Bay, just N of main road 18 Comment
  LA200302  Hirschfeldia incana Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA483703  Hirschfeldia incana Richard Noyes, L. Arnseth 1988-4-30 493 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UC1348882  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles in Descanso Canyon 1/4 way down from head at Airport Road to mouth, Santa Catalina Island Descanso Canyon; Santa Catalina Island, Descanso Canyon 228 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
  OBI69290  Hordeum intercedens John Knapp, Denise Knapp 2003-5-11 41 Los Angeles Catalina Island, 364659.30N x 3692730.04E. 198 Comment
  SD69506  Hordeum murinum subsp. glaucum Robert F. Thorne 1966-4-4 35750 Los Angeles Santa Catalina Island: Isthmus 11 Comment
  RSA233542  Hordeum murinum subsp. leporinum R. F. Thorne 1972-6-29 42098 Los Angeles Angeles National Forest: WNW end of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mile WNW of Big Pines 1909 Comment
  UCSB6883  Hordeum murinum subsp. leporinum B., K. 1943-3-25 Los Angeles Dalton CCC camp, San Dimas Experimental Forest, San Gabriel Mountains Comment
  CATA619  Hordeum murinum subsp. murinum Mark L. Hoefs 1991-4-8 1072 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  SBBG68135  Hosackia oblongifolia var. oblongifolia M. N. Ackley 1927-6-5 537 Los Angeles trail to Switzerland 762 Comment
  SBBG68147  Hosackia oblongifolia var. oblongifolia unknown -Aug-1893 Los Angeles Los Angeles Comment
  RSA755972  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-12 2416 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA678324  Hymenolobus procumbens V. Soza, LeRoy Gross 2002-4-3 1382 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  UCR68942  Hypochaeris glabra Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4254 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CAS-BOT-BC312938  Hypochaeris glabra Robert F. Thorne 1971-3-31 41435 Los Angeles San Gabriel Mts.: Johnson's Pastures, N of Mountain Ave., Claremont 548 Comment
  UCD124916  Hyptis emoryi J. N. Hogue; J. Dilley 23-24 Apr 1998 108 .6 Los Angeles chuckwalla Mountains, Corn Springs Wash at Corn Spring. 1600 Comment
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Nov 12 2013
  POM246451  Isocoma menziesii var. vernonioides F. R. Fosberg 1931-5-12 4855 Los Angeles Santa Catalina Island, Renton Pass. 400 Comment
  POM359497  Isocoma menziesii var. vernonioides T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  POM359501  Isocoma menziesii var. vernonioides M. B. Dunkle 1933-9-30 3824 Los Angeles San Gabriel River, Long Beach. 9 Comment
  SEINET11983997  Isomeris arborea var. globosa D. P. Reagan 1974-1 23 Los Angeles 2 mi W of Gorman Comment
  RSA747984  Iva axillaris R. G. Swinney 2005-5-21 8269 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  RSA232805  Jepsonia malvifolia R. F. Thorne 1966-4-17 36124 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  CAS-BOT-BC101914  Juglans californica Peter H. Raven 1959-5-3 14054 Los Angeles Mulholland Drive near Beverly Glen Boulevard 381 Comment
  SDSU6894  Juglans californica D. F Howe 1947-3-22 1519 Los Angeles Topango canyon about one mile from coast. Comment
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May 22 2014
  RSA681264  Juglans californica var. californica Scott D. White 2003-6-2 9440 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA87012  Juglans californica var. californica F. W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon; San Gabriel Mountains Comment
  UCR143932  Juglans californica var. californica A. C. Sanders, Lee Jones 2004-11-7 29025 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  IRVC26180  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  UCR187101  Juncus balticus A. C. Sanders 2006-5-16 32335 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  RSA799898  Juncus bufonius Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 6 Los Angeles Glendora Ridge Road 1288 Comment
  SBBG13305  Juncus bufonius M. A. Piehl 1962-6-10 62410 Los Angeles Thirst 304 Comment
  UCR224020  Juncus bufonius Steve Boyd, Rick Riefner 2007-4-27 11735 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  POM7125  Juncus bufonius L. T. Street, G. Williams 1919-4-12 2504 Los Angeles Puente [now La Puente]. 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
  SBBG131591  Juncus mexicanus S. A. Junak 1999-7-15 SCa 1031 Los Angeles Bulrush Cyn 243 Comment
  RSA368234  Juncus mexicanus Anstruther Davidson 1889-08 s.n. Los Angeles E. Los Angeles. Comment
  POM1608  Juncus phaeocephalus I. M. Johnston 1917-5-13 s.n. Los Angeles [El Monte?] Ditch along Railroad. 114 Comment
  POM1612  Juncus phaeocephalus var. paniculatus I. M. Johnston 1917-6-14 1911 Los Angeles West of Pomona. Comment
  UCR158848  Juncus rugulosus Scott D. White 1994-7-14 2257 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  SBBG126141  Juncus textilis A. C. Sanders with T. B. Salvato 2009-5-21 36889 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  POM1591  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA0106816  Juncus xiphioides Steven A. Junak 1999-7-16 SCa- 1053 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. Comment
  RSA352426  Juniperus californica L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UCR177442  Juniperus californica LeRoy Gross 2005-5-19 2260 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  POM994  Juniperus californica I. M. Johnston 981 Los Angeles San Gabriel Wash 152 Comment
  LA209290  Keckiella breviflora Walter Ostromecki; 1974-1 sn Los Angeles Tehachapi Mountains, Fort Tejon Pass/Lebec 1353 Comment
  RSA293233  Keckiella cordifolia D. C. Michener 1980-6-30 3691 Los Angeles Indian Canyon. 950 Comment
  SBBG13561  Keckiella cordifolia P. H. Raven 1962-5-10 17733 Los Angeles Horse Cyn, just above cyn floor; the large cyn W of Thirst 274 Comment
  UCR260627  Keckiella cordifolia R. G. Swinney 2010-8-9 13452 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
  RSA400476  Keckiella ternata subsp. ternata Unspecified 1983-7-18 2776 Los Angeles San Gabriel Mountains, Angeles Crest Highway at the junction of the Mt. Wilson turnoff. 1463 Comment
  CAS-BOT-BC246111  Keckiella ternata var. ternata Geo. L. Moxley 1913-8-31 182 Los Angeles Summit of Mt. Wilson Comment
  UCD85806  Koeleria macrantha G. B. Grant 1906-6-18 3631 Los Angeles souther California, San Gabriel Mts., at Summit of Mt. Wilson. 1828 Comment
  UCR280558  Krascheninnikovia lanata R. G. Swinney 2014-4-17 16073 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
  SFV18162  Lactuca serriola J. N. Hogue 1997-7-10 91 .1 Los Angeles Los Angeles, Eagle Rock. 152 Comment
  POM361461  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1932-6-4 800 Los Angeles Live Oak Canyon 518 Comment
  CAS-BOT-BC273827  Lamarckia aurea David B. Weissman 1971-6-26 180 Los Angeles San Clemente Island. Gravel surface area above Mosquito Cove 345 Comment
  POM296906  Lamarckia aurea Lyman Benson 1945-4-14 11672 Los Angeles Claremont. 351 Comment
  SD69351  Lamarckia aurea Robert F. Thorne, P. Everett 1965-5-10 34453 Los Angeles Echo Lake, Santa Catalina Island 410 Comment
  UC1109360  Lamarckia aurea Peter H. Raven 1962-4-9 17156 Los Angeles San Clemente Island, Wilson Cove, near barracks Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  SEINET10926765  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Very Weedy. Comment
  RSA339629  Lamium amplexicaule Robert F. Thorne 1980-3-23 54012 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  SFV15560  Lamium amplexicaule R. K. Stachelek 1992-4-14 12 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UCR95472  Lamium amplexicaule L. C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mtns., San Gabriel Canyon, Canyon Inn [2280 North San Gabriel Canyon Rd., Azusa] 244 Comment
  RSA592291  Lamium amplexicaule Louis C. Wheeler 1967-5-13 9538 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward s Grove. 262 Comment
  SEINET10479880  Lastarriaea coriacea Louis C. Wheeler 1932-5-26 Wheeler 745 Los Angeles Dry soil in sun, San Gabriel Wash at Arrow Highway. 350 feet. 105 Comment
  CAS-BOT-BC338124  Lasthenia californica Alice Eastwood 1913-5-11 3127 Los Angeles San Fernando Wash Comment
  RSA598856  Lasthenia californica Steve Boyd, T. S. Ross 1997-3-21 9232 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA323746  Lasthenia californica F. H. Elmore 1939-2-18 400 Los Angeles San Clemente Island Comment
  RSA650960  Lasthenia californica R. Nilsen 1955-4-16 s.n. Los Angeles 1/2 mile W of Cal Poly, San Dimas. 244 Comment
  UCD133646  Lasthenia coronaria Daryl Koutnik 1978-4-28 436 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
Read comments
Oct 1 2018
  CAS-BOT-BC329161  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1899-4-1 360 Los Angeles Ballon Marshes Comment
  RSA592363  Lasthenia gracilis Mark Hoefs 1974-3-28 412 Los Angeles Santa Catalina Island. Ridge above and north of Upper Bulrush Canyon 335 Comment
  SBBG94224  Lasthenia gracilis F. R. Fosberg 1931-3-25 4376 Los Angeles Hamilton Cyn near Avalon 100 Comment
  UCR219897  Lasthenia gracilis R. G. Swinney 2009-4-24 10429 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA249736  Lasthenia gracilis R. F. Thorne, M. Z. Thorne 1973-2-12 42466 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  CATA1456  Lathyrus vestitus var. alefeldii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  UC1302270  Lathyrus vestitus var. alefeldii Robert F. Thorne and P. C. Everett 1964-2-6 33303 Los Angeles Cherry Cove Santa Catalina Island 60 Comment
  CAS-BOT-BC321512  Layia glandulosa Carl B. Wolf 1937-4-28 8519 Los Angeles Western Mojave Desert. Antelope Valley, 4.5 mi S of Lancaster. Comment
  CAS-BOT-BC321531  Layia glandulosa Alice Eastwood 1906-5-27 236 Los Angeles Roscoe [Big Tujunga Wash] Comment
  UCR149816  Layia glandulosa Scott D. White, Michael Honer 2004-3-30 9971 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  RSA756882  Layia glandulosa Orlando Mistretta, Christine Mistretta 2008-4-4 2342 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  RSA0118125  Layia platyglossa Robert L. Benson 1905-5-16 64 A Los Angeles Diamond Bar Ranch. 7 miles south of Pomona. Comment
  UC557743  Layia platyglossa Nell Murbarger 1936-3-1 17 Los Angeles San Clemente Island Comment
  CAS-BOT-BC221607  Lepechinia fragrans Robert F. Thorne 1970-3-5 39357 Los Angeles Santa Catalina Island: Middle Ranch Canyon 396 Comment
  UC457317  Lepechinia fragrans Carl Epling 1931-5-30 Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR199796  Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mtns region, Head of Ruby Canyon on N flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons Comment
  RSA584312  Lepidium flavum Timothy S. Ross, Steve Boyd 1991-3-23 4274 Los Angeles Mojave Desert, along N 200th Street East, 1.5 miles S of E Avenue G (Hi Vista). 907 Comment
  RSA187727  Lepidium lasiocarpum R. F. Thorne 1966-4-5 35861 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  CAS-BOT-BC12475  Lepidium nitidum R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 729 Los Angeles Antelope Valley Poppy Preserve. Off Highway 138, about 13 miles west of Lancaster. 868 Comment
  LA210066  Lepidium nitidum var. nitidum W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SBBG70849  Lepidium perfoliatum R. Hoffmann 1929-4-27 Los Angeles near Redman Comment
  RSA716909  Lepidium virginicum var. virginicum LeRoy Gross, Bruce Campbell 2006-6-29 2548 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  RSA0022513  Lepidospartum squamatum Duncan S. Bell, Caitlin Elam 2013-6-24 5233 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA661005  Lepidospartum squamatum LeRoy Gross, Valerie Soza 2001-5-31 393 Los Angeles Vedugo Mountains Region: Southeast side. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way 366 Comment
  UC303733  Leptodactylon pungens I. Johnston 1917-7-4 1418 Los Angeles summit Baldy (Southern California); summit of Baldy 3048 Comment
  SBBG17869  Leptosiphon bicolor P. H. Raven 1962-4-10 17226 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  RSA0094390  Leptosiphon breviculus Richard G. Swinney 2011-6-20 15320 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail. 1567 Comment
  RSA587462  Leptosiphon breviculus Orlando Mistretta 1995-4-11 1622 Los Angeles Santiago Canyon;W slopes of Santiago Canyon ca. 1mile SW of confluence with Little Rock Creek. 1037 Comment
  SBBG16945  Leptosiphon chrysanthus subsp. chrysanthus K. A. Wilson 1962-5-26 1290 Los Angeles Aliso Cyn Rd, ca. 2 mi S of Acton Comment
  LA201800  Lessingia filaginifolia var. filaginifolia Arthur C. Gibson; 2003-9-1 4985 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor 274 Comment
  SDSU4695  Lessingia glandulifera var. glandulifera F. Young Berg 1933-10-9 1554 Los Angeles Claremont. Comment
  CAS-BOT-BC339269  Lessingia glandulifera var. glandulifera A. G. Vestal 1963-5-22 63538 .5 Los Angeles Outside of Bob's Gap, Antelope Valley, SE of Pearblossom Comment
  UCR99514  Lessingia glandulifera var. peirsonii Steve Boyd, Lauren Raz 1996-10-14 9093 Los Angeles Libre Mountains, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road 991 Comment
  UC213016  Lewisia rediviva I. M. Johnston 1917-7-3 1412 Los Angeles head of San Antonio Canyon San Antonio Mountains 2438 Comment
  RSA645579  Leymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  CAS-BOT-BC283745  Leymus condensatus Alice Eastwood 1919-7-4 9298 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CAS-BOT-BC274478  Leymus triticoides Le Roy Abrams 1901-6-6 1720 Los Angeles Ballona River Comment
  RSA187938  Leymus triticoides R. F. Thorne 1966-4-29 36269 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  RSA750206  Leymus triticoides R. G. Swinney 2005-7-21 8319 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  POM169430  Lilium humboldtii subsp. ocellatum C. F. Baker 1909-9-20 3687 Los Angeles Hills near Claremont. Comment
  UCR24649  Lilium parryi Karen Kirtland 1981-7-23 01 Los Angeles San Gabriel Mtns., Big Cienega Spring near Crystal Lake Comment
  RSA409972  Limonium californicum Anstruther Davidson 1920-8-1 3404 Los Angeles Alamitos Bay Comment
  SD124090  Limonium sinuatum Mark Hoefs 1973-7-13 377 Los Angeles Santa Catalina Island; open area between #3 golf fairway and main road; Avalon Canyon. 46 Comment
  RSA0081382  Limosella acaulis R. G. Swinney 2010-9-13 13803 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA468560  Linanthus androsaceus subsp. luteolus H. L. Bauer 1932-5-1 15358 Los Angeles L. Sherwood Santa Monica Mts. Comment
  UC52363  Linanthus aureus H. M. Hall Apr 1902 3031 Los Angeles Antelope Valley 1219 Comment
  UCR270095  Linanthus aureus subsp. aureus R. G. Swinney 2011-4-20 14439 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA468441  Linanthus californicus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -68 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  RSA468457  Linanthus californicus N. C. Cooper 1949-6-18 4197 Los Angeles Mt. Baldy Resort. 1220 Comment
  RSA648203  Linanthus californicus Glenda Long 1981-4-26 20 Los Angeles West Fork San Gabriel Canyon, left side of road. 1 mile up canyon. Comment
  UCD15278  Linanthus californicus Claire Warshaw 1985-5-12 20 Los Angeles 10 miles east of intersection of Glendora Mountain Road and Glendora Ridge Road. 1524 Comment
  POM3573  Linanthus dianthiflorus subsp. dianthiflorus Jesse B. Mills s.n. Los Angeles Claremont. 366 Comment
  RSA0077952  Linanthus dianthiflorus subsp. dianthiflorus Barry Priggs 1986-3-19 6933 Los Angeles Santa Monica Mountains: 0.3 mile west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  JEPS58473  Linanthus liniflorus Frank W. Peirson 1919-6-6 456 Los Angeles Cow Canyon divide San Gabriel Mountains 1371 Comment
  UCR99472  Linanthus pygmaeus Steve Boyd, T. S. Ross 1997-3-21 9221 Los Angeles Liebre Mtns., Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 mi east of the junction of F.S. Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgelind dividing Bleich Canyon and Broad Canyon 1311 Comment
  RSA0045217  Lithophragma affine R. G. Swinney 2010-6-21 13268 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA199023  Lithophragma affine W. M. Gauntt 1966-4-16 159 -A Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  POM1498  Lithophragma affine subsp. mixtum L. R. Abrams 1901-04 1269 Los Angeles Santa Monica Mountains Comment
  POM8693  Lithophragma affine subsp. mixtum P. A. Munz, R. D. Harwood 1920-3-13 3311 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
  RSA468250  Lithophragma bolanderi L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CHSC8284  Lithophragma heterophyllum Edward L. Smith 1957-4-25 226 Los Angeles In Little Dalton Canyon, San Gabriel Mountains. 365 Comment
  UCR191189  Lobelia dunnii R. G. Swinney 1999-7-28 7591 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  UCR210017  Lobularia maritima R. G. Swinney 2008-12-2 9915 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA608640  Lobularia maritima L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  RSA680165  Loeseliastrum matthewsii Scott D. White 2003-6-8 9519 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SBBG17743  Logfia arizonica P. H. Raven 1962-5-8 17592 Los Angeles slopes above Seal Cove 24 Comment
  CAS-BOT-BC342198  Logfia filaginoides Ernest Braunton 1903-3-1 854 Los Angeles Playa del Rey Comment
  RSA739664  Logfia filaginoides John Dittes 2006-5-30 1376 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley 529 Comment
  SFV5553  Logfia filaginoides M. L. Vincent 1965-5-27 659 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  UC1587702  Logfia filaginoides Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-18 5190 Los Angeles shallow pond at westerly earthen dam and mesic inlet draw Twin Dams; San Clemente Island, Twin Dams 473 Comment
  UC1587735  Logfia filaginoides Tim Ross 1991-4-21 4537 Los Angeles dry ridgetop on n side Middle Turnbull Canyon (1000 ft nw of old water tank); Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 280 Comment
  POM1292  Lolium perenne subsp. multiflorum W. R. Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  POM356944  Lolium perenne subsp. multiflorum Gary D. Wallace 1979-5-17 1843 Los Angeles Los Angeles State & County Arboretum (LASCA), Arcadia Comment
  UCR211814  Lolium perenne subsp. multiflorum Valerie Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  SEINET10592077  Lolium temulentum Darnel 1904-5-10 DARNEL 702 Los Angeles Pasaden, Los Angeles County, southern California. Comment
  SFV7984  Lomatium lucidum T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1350 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  UC1167715  Lomatium lucidum Peter H. Raven and H. L. Wedberg 1957-6-15 10910 Los Angeles 0.8 mi. n. of US 101A Latigo Canyon; Santa Monica Mts., Latigo Canyon Comment
  RSA252904  Lomatium nevadense var. parishii R. F. Thorne 1973-5-11 43564 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  UC1375330  Lomatium utriculatum C. W. Tilforth 1969-4-14 181 Los Angeles between Whittier and West Covina (along Colima Ave. just n. of Punta del Este Rd.) Comment
  POM122949  Lomatium vaginatum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA702565  Lomatium vaginatum Scott D. White 2004-5-5 10290 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  CATA822  Lonicera hispidula Mark L. Hoefs 1991-6-17 1414 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  RSA455169  Lonicera hispidula var. vacillans T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  OBI34055  Lonicera subspicata Mark Schneider s.n. Los Angeles Tujunga. San Bernardino Mtns 549 Comment
  SEINET957114  Lotus argophyllus J. E. Diesler 1984-1 Los Angeles Santa Catalina Island. Comment
  RSA177823  Lotus hamatus R. F. Thorne, P. C. Everett 1965-5-10 34522 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 427 Comment
  UCR204831  Lotus heermannii R. G. Swinney 2005-8-11 8465 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR271197  Lotus nevadensis R. G. Swinney 2011-6-6 14998 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  POM1908  Lotus oblongifolius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  UCR197756  Lotus procumbens Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 10 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  JEPS55921  Lotus salsuginosus F. W. Peirson 1918-6-4 94 Los Angeles hills e Rubio Canyon; San Gabriel Mts. 609 Comment
  RSA0013117  Lotus salsuginosus D. E. Bramlet 2008-3-26 4118 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn access road, 151 m W of the landfill entrance. Comment
Read comments
Nov 2 2018
  UC625065  Lotus salsuginosus F. R. Fosberg 1931-4-3 S 4464 Los Angeles Pebble Beach Road Santa Catalina Island 5 Comment
  UCR127015  Lotus salsuginosus A. C. Sanders 2003-6-18 26930 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  UCR127195  Lotus salsuginosus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26281 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
  RSA133409  Lotus salsuginosus P. H. Raven 1959-5-3 14053 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive near Beverly Glen Boulevard 381 Comment
  SEINET3131521  Lotus salsuginosus var. salsuginosus G. B. Grant 1905-4-20 712 -6489 Los Angeles Garvanza Comment
  IRVC28578  Lotus scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  RSA660473  Lotus scoparius Ian Thompson 1997-3-22 43 Los Angeles Cal Poly Pomona Ecological Reserve, Southwest facing slope East of Culvert Canyon. Comment
  SEINET12151344  Lotus scoparius Unknown 1945-1 s.n. Los Angeles Eaton's Wash, Pasadena Comment
  RSA0080776  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  UCR127970  Lotus scoparius var. scoparius A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26087 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  IRVC26349  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26014 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  UCR150872  Lotus strigosus R. G. Swinney 1998-4-14 5976 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
  UCR259580  Lotus strigosus R. G. Swinney 2010-5-11 12621 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA597445  Lotus strigosus T. S. Ross 1991-5-19 5345 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  RSA187881  Lotus strigosus var. strigosus R. F. Thorne 1966-4-5 35871 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  RSA250638  Lotus wrangelianus R. F. Thorne 1971-3-31 41446 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  UCR192960  Lupinus R. G. Swinney 1998-7-14 6445 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  RSA646988  Lupinus agardhianus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 200 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge . 488 Comment
  RSA0062871  Lupinus albifrons Daisie Huang 2008-4-20 08042012 Los Angeles Pine Canyon Rd and Three Points Rd. 312 Comment
  UCR159698  Lupinus andersonii Orlando Mistretta 1993-7-5 919 Los Angeles Transverse Ranges; San Gabriel Mtns, Bear Canyon Trail to Mt. Baldy 2049 Comment
  LA82124  Lupinus bicolor O. H. Kappler; 1941-3-21 14 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA0095253  Lupinus bicolor R. G. Swinney 2011-5-6 14582 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  SBBG127514  Lupinus bicolor M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2847 Los Angeles upper end of rd to Toyon Beach 411 Comment
  UCR271214  Lupinus bicolor R. G. Swinney 2011-4-20 14462 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA276038  Lupinus bicolor Jack Delaini 1974-4-30 144 Los Angeles Los Angeles County 808 Comment
  UC71994  Lupinus bicolor E. D. Palmer 1899-4 Los Angeles Cronn Hill Comment
  POM350039  Lupinus bicolor subsp. microphyllus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  SEINET10484879  Lupinus bicolor subsp. microphyllus David B. Dunn 1955-5-6 Dunn 11851 Los Angeles In stoddard canyon below the fork in road in san antonio canyon. Ca 1.25 years After the fire with through stripping the chaparral out. A few of the sicamores Had a narrow strip of cambium survive on the down canyon side. Live oaks Resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous species Comment
  SEINET10484893  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-3-19 Dunn 2924 Los Angeles Collected on the north side of wilshire, 1/2 block e of manning in a vacant Lot. Comment
  POM2553  Lupinus chamissonis L. R. Abrams 1899-05 272 Los Angeles Ballena [Ballona] Harbor Comment
  CATA1564  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2832 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  RSA177722  Lupinus concinnus Robert F. Thorne, Percy C. Everett 1965-5-11 34581 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UC127543  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2499 Los Angeles Manzana , Manzana (Antelope Valley) Comment
  CAS-BOT-BC205358  Lupinus elatus D. B. Dunn; Conrad; LeDoux 1973-6-16 20785 Los Angeles 1.5 mi. E of Camp Angeles Comment
  IRVC29637  Lupinus excubitus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26205 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  UCSB6980  Lupinus excubitus McElwain, Isabelle 1953-3-22 Los Angeles Bank on west side of Zelzah; at junction of Zelzah Ave and Bull Canyon Rd.; Granata Hills Comment
  RSA799975  Lupinus excubitus var. austromontanus Pam De Vries 2013-4-3 7822 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  RSA503879  Lupinus excubitus var. hallii N. C. Cooper 1949-6-29 4360 Los Angeles San Gabriel Canyon 457 Comment
  SEINET10937090  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 (4) x 6453(?) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  CAS-BOT-BC216550  Lupinus excubitus var. johnstonii Timothy S. Ross; Steve Boyd 1994-5-11 7768 Los Angeles Central summit area, ca 1750 m WSW of Bear gulch Camp, Liebre Mountain 1732 Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  SEINET3131572  Lupinus formosus var. bridgesii Unknown 1904-5-7 728 -6256 Los Angeles Glendora Comment
  RSA165749  Lupinus formosus var. formosus Wesley O. Griesel 1961-6-1 s.n. Los Angeles Newcombs Ranch, San Gabriel Mts. 1677 Comment
  RSA659913  Lupinus formosus var. formosus Orlando Mistretta 1991-7-20 s.n. Los Angeles Prairie Fork. 1829 Comment
  RSA658692  Lupinus hirsutissimus J. S. Burns 1992-5-11 s.n. Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  SBBG128377  Lupinus hirsutissimus M. L. Hoefs 1991-4-7 1026 Los Angeles upper Avalon Cyn, SW of Divide Rd 377 Comment
  SFV1886  Lupinus hirsutissimus K. A. Wilson 1961-3-11 977 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UC535506  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 250 Comment
  UCR124368  Lupinus hirsutissimus I. W. Clokey, B. C. Templeton 1929-1 4474 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA0055066  Lupinus hirsutissimus Jim Shevock 1970-3-8 29 Los Angeles SanGabriel Mountains. 381 Comment
  RSA230257  Lupinus latifolius subsp. parishii R. F. Thorne 1969-7-2 38320 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  UCR101279  Lupinus latifolius var. latifolius L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Devil's Canyon, Campground vicinity. 1220 Comment
  RSA91321  Lupinus longifolius F. W. Peirson 1924-5-24 4620 Los Angeles Topanga Canyon, Santa Monica Mts Comment
  UCR220057  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR51000  Lupinus microcarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  SBBG69058  Lupinus microcarpus var. densiflorus R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  OBI48357  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co Rd. N2, 0.5 mi S Jackson Rd, 2.7 mi SE Hwy 138 Comment
  SBBG3684  Lupinus odoratus H. and M. Dearing 1937-4-27 786 Los Angeles Little Rock Comment
  UC586883  Lupinus polyphyllus var. burkei Joseph Andorfer Ewan 1934-8-4 8325 Los Angeles Guffys Spring San Gabriel Mts., s end of Blue Ridge, Cienega, Guffys Sprin (Cienega, s end Blue Ridge) 2438 Comment
  POM2611  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1918-5-16 2251 Los Angeles Claremont. Comment
  RSA414251  Lupinus sparsiflorus subsp. sparsiflorus Geo. L. Moxley 1917-2-4 519 Los Angeles San Fernando Reservoir. Comment
  RSA414305  Lupinus succulentus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA674243  Lupinus succulentus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 695 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 823 Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  RSA0036918  Lupinus succulentus Phil Elliott 1981-3-10 31 Los Angeles Pomona. On Campus Drive, 1/4 mile east of CA Hwy 57. Comment
  RSA414332  Lupinus succulentus Ora M. Clark 1929-2-3 1502 Los Angeles Palos Verdes Estates Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  RSA582431  Lupinus truncatus E. Loyd 1933-3-25 s.n. Los Angeles Mandeville Canyon Comment
  RSA230241  Luzula comosa var. laxa Robert F. Thorne 1969-7-2 38231 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  CAS-BOT-BC231364  Lycium andersonii Robert F. Thorne; C. W. Tilforth 1973-4-20 42985 Los Angeles San Gabriel Mts., Mojave Desert slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  SBBG70672  Lycium andersonii R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SBBG13440  Lycium californicum E. R. Blakley 1962-10-4 5412 Los Angeles SE side of the Isthmus Cove Comment
  RSA428858  Lycium cooperi J. E. Stumbo, J. C. Bayse 1966-4-11 LASCA- 539 Los Angeles Along roadside c. 6 mi. south of Palmdale. 915 Comment
  RSA428585  Lycium ferocissimum Robert Gustafson 1980-9-16 1923 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA669743  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Playa del Rey, 400 m north of 431 East Culver Blvd. Comment
  RSA409648  Lycopus americanus Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  CATA1001  Lysimachia arvensis Mark L. Hoefs 1994-7-18 1881 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA595947  Lythrum californicum Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8878 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  CAS-BOT-BC344384  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. Roadside, W. side of Fourth O' July Cove 30 Comment
  UC830849  Madia exigua Louis C. Wheeler 1932-6-4 801 Los Angeles Liveoak Canyon San Gabriel Mts. 518 Comment
  CATA3006  Madia gracilis Peter J. Dixon 2015-4-27 040 Los Angeles Santa Catalina Island: Upper Coffeepot Canyon, near stock pond on Renton Pass Rd. 1.3 mile SW of residence (1 Renton Pass) 454 Comment
  NY37577  Malacothamnus clementinus R. M. Beauchamp 1972-3-24 3236 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA642698  Malacothamnus davidsonii Orlando Mistretta 1992-7-14 723 Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  CAS-BOT-BC206223  Malacothamnus fasciculatus Reid Moran 1941-3-3 670 Los Angeles Brink of cliffs by the falls, near Parson's Landing, Santa Catalina Island Comment
  UCR125402  Malacothamnus fasciculatus A. C. Sanders, M. S. Enright 2002-8-8 25574 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  SBBG13475  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-5 5422 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  RSA608306  Malacothamnus fremontii Louis C. Wheeler 1946-8-29 6307 Los Angeles San Gabriel Mountains: Blue Ridge, near road junction, 1.5 miles SW Swarthout. 2241 Comment
  UCR145174  Malacothamnus fremontii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR223315  Malacothamnus fremontii R. G. Swinney 2009-5-20 10842 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UC729487  Malacothamnus orbiculatus Carl B. Wolf 1932-8-11 1541 Los Angeles 8 mi below Big Pines Park (on road to Little Rock); No. slope San Gabriel Mts. 1371 Comment
  RSA611608  Malacothrix clevelandii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon, north side of ridge north of Cascade Canyon. 1189 Comment
  RSA616376  Malacothrix clevelandii Scott D. White, Pam DeVries 1998-5-15 6491 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA680327  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  UC494808  Malacothrix clevelandii T. Craig 1927-6-8 403 Los Angeles Bear Canyon Trail to Mt. San Antonio (eastern Los Angeles County); Bear Canyon Trail Comment
  UCR260000  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  HSC6002  Malacothrix coulteri C. S. Apperson 1966-4-16 Los Angeles 10 mi. W of Sierra Hwy. on Ave. D Comment
  RSA598387  Malacothrix foliosa J. P. Rebman, Jonathan Dunn 1996-4-29 3107 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  HSC47197  Malacothrix foliosa M. B. Dunkle 1940-3-17 7404 Los Angeles NW ridges Comment
  UCR260348  Malacothrix saxatilis R. G. Swinney 2010-5-4 12536 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
  CAS-BOT-BC347915  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1946-7-21 46229 Los Angeles N. end of Hollywood Reservoir, Los Angeles 228 Comment
  RSA0105045  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-4-26 14483 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
  SD69585  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1966-9-16 36727 Los Angeles Santa Catalina Island; west facing slope between Avalon and Descanso Beach. 14 Comment
  RSA780692  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -10 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita 576 Comment
  UCR45025  Malephora crocea A. C. Sanders 1986-7-30 6835 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
  CAS-BOT-BC170385  Malosma laurina Alice Eastwood 1919-7-4 9292 Los Angeles Santa Monica Canyon Comment
  JEPS66248  Malosma laurina Ira W. Clokey, B. Templeton June 1929 4588 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 300 Comment
  RSA167851  Malosma laurina R. F. Thorne, P. Everett 1964-2-6 33287 Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  RSA774839  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles El Encanto Azusa River Wilderness Park 296 Comment
  UC455454  Malosma laurina I. J. Condit 1908-6-29 Los Angeles Catalina Isl. Comment
  UCR108644  Malva nicaeensis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA433877  Malvella leprosa Robert Gustafson 1980-7-9 1809 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA717417  Marah macrocarpa Gary Kovnat, LeRoy Gross 2003-1-19 5 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  UC447170  Marah macrocarpa J. Ewan 1931-3-3 4051 Los Angeles East Fork Sepulveda Canyon Santa Monica Mts. Comment
  RSA785921  Marah macrocarpa K. Dobry 1992-4-14 1134 Los Angeles West Santa Monica Mts at E arroyo sequit at camp Shalom Comment
  SD75550  Marah macrocarpa var. major Reid Moran 1941-2-16 573 Los Angeles San Clemente Island, Middle Ranch Comment
  RSA657364  Marrubium vulgare Joseph M. Keefe 2001-1-19 30953 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  RSA717027  Marrubium vulgare Gary Kovnat, LeRoy Gross 2003-2-16 21 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SBBG128431  Marrubium vulgare M. L. Hoefs 1994-5-21 1844 Los Angeles SE end of Renton Mine Rd 262 Comment
  LA82001  Marrubium vulgare Barbara Crumly; 1953-4-4 sn Los Angeles Comment
  RSA522973  Marrubium vulgare Tim S. Ross 1991-2-23 4087 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  SBBG32088  Matricaria discoidea R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -191 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  HSC6018  Matricaria discoidea C. S. Apperson 1967-6-3 Los Angeles 14 mi. from Gorman on Ave. D Comment
  UCR90271  Matricaria matricarioides Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA651344  Matthiola incana Ken Chapman, Glenn Harthorn, Don Lage 1949-4-16 s.n. Los Angeles Western end of Mojave Desert. 925 Comment
Read comments
Sep 16 2015
  SEINET3131629  Medicago denticulata G. B. Grant 760 Los Angeles Pasadena Comment
  POM2402  Medicago lupulina I. M. Johnston 1917-6-15 1277 Los Angeles Camp Baldy. Comment
  SBBG38935  Medicago polymorpha E. R. Blakley 1963-4-10 5603 Los Angeles 1 mi S of Avalon on rocky ridge 30 Comment
  UCR186880  Medicago polymorpha A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32041 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
  RSA151246  Medicago polymorpha var. brevispina Peter H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  POM348067  Medicago sativa D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  SD186366  Melaleuca nesophila A. C. Sanders 1987-9-18 7373 Los Angeles El Segundo Dunes, west of LA International Airport. 38 Comment
  CAS-BOT-BC174034  Melica imperfecta Barbara Shervanick 1974-5-23 1438 Los Angeles North fork of Lodi Canyon, San Gabriel Mt. Range, Pacific Drainage Area 792 Comment
  LA105322  Melica imperfecta Barry A. Prigge; 1989-4-23 8447 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  POM202382  Melica imperfecta P. A. Munz 1934-4-2 13139 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA0021293  Melica imperfecta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5088 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA592485  Melica imperfecta Mark Hoefs, Doug Propst 1973-3-14 97 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  SBBG106884  Melica imperfecta M. L. Hoefs, R. F. Thorne 1996-4-6 2606 Los Angeles Pebbly Beach 6 Comment
  UC284728  Melica imperfecta P. A. Munz 1923-4-8 6621 Los Angeles w side San Clemente Island Comment
  RSA670608  Melica stricta Bonnie C. Templeton 1932-6-18 41787 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  SBBG67125  Melilotus albus M. N. Ackley -Oct-1927 580 Los Angeles Verdugo Rd, Glendale 243 Comment
  RSA608722  Melilotus albus L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  POM348188  Melilotus indicus Wm. Martin 1971-8-25 s.n. Los Angeles Point Dume. Comment
  RSA658419  Melilotus indicus Patricia Kouo 1994-4-27 944008 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. west side of Rosemead Blvd. on the most southern lake. Species found on the west side of the lake. Comment
  UCSB72618  Melilotus indicus Gross, LeRoy 2007-3-13 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast. Comment
  UCR151375  Mentzelia Scott D. White, Kent Hughes 2000-5-17 7883 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope 671 Comment
  RSA440350  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  SBBG69329  Mentzelia affinis R. Hoffmann 1925-4-19 Los Angeles western border of Antelope Valley Comment
  UCR270498  Mentzelia albicaulis R. G. Swinney 2011-4-1 14290 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0113227  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13911 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR206428  Mentzelia laevicaulis R. G. Swinney 2008-6-10 8994 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  UC1121708  Mentzelia laevicaulis var. laevicaulis Jerome S. Horton 1936-8-12 374 Los Angeles near West Gate (Road to Fern Canyon); Cucamonga Quadrangle 1066 Comment
  RSA188693  Mentzelia micrantha Robert F. Thorne 1966-6-1 36470 Los Angeles Santa Catalina Island: near base of rocky, E facing bluff opposite Pebbly Beach terminal. 8 Comment
  POM83230  Mentzelia micrantha Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA639168  Mentzelia montana Louis C. Wheeler 1967-5-31 9799 Los Angeles San Gabriel Mountains: Just over the rise immediately west of Caldwell Lake. Comment
  SD247668  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
Read comments
Jun 9 2016
  SD42007  Mentzelia veatchiana Darley F. Howe 1947-5-6 Los Angeles North face of San Gabriel Mountains. Comment
  LA200130  Mesembryanthemum crystallinum Jonathan Sauer; D. Birindelli 1969-1-31 4371 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SEINET11942230  Mesembryanthemum crystallinum J. F. Bright, Wyman, C. 1931-1 5727 Los Angeles Hollywood Comment
  CAS-BOT-BC435283  Mesembryanthemum nodiflorum J. C. Nevin 1890-1-1 s.n. Los Angeles San Clemente Island Comment
  POM363448  Microseris heterocarpa Anstruther Davidson 1902-5-4 s.n. Los Angeles Redondo. Comment
  RSA599287  Microseris lindleyi Steve Boyd, Lauren Raz 1997-3-31 9423 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR203238  Mimulus R. G. Swinney 2005-7-21 8333 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CATA519  Mimulus aurantiacus Sara L. Crockett 1997-4-22 666 Los Angeles Santa Catalina Island: First N/S-trending ridge leading to the Pacific Ocean, E of jct. of Wrigley Memorial Trail with East End Road, ca. 75 m S of road 291 Comment
  POM8952  Mimulus aurantiacus P. A. Munz 1920-2-24 3243 Los Angeles 3 miles north of Claremont at base of foothills 427 Comment
  RSA164778  Mimulus aurantiacus Wesley O. Griesel 1963-7-11 823 Los Angeles Islip Saddle, San Gabriel Mountains 2439 Comment
  JEPS4582  Mimulus aurantiacus var. pubescens Frank W. Peirson 1919-3-27 358 Los Angeles in frontal range directly e Tujunga (near foot of Lukens Peak trail); San Gabriel Mountains, Mt. Lukens 579 Comment
  POM8131  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1917-4-3 s.n. Los Angeles Hills near Chatsworth Park. Comment
  RSA578523  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd 1994-6-22 8018 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  UCR208221  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1910-1 s.n. Los Angeles San Gabriel Mountains, Switzer's Trail Comment
  UCR260404  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UC729554  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3509 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  UCR142496  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-2 S- 4451 Los Angeles Channel Islands, Hamilton Canyon, near Avalon, Santa Catalina Island 200 Comment
  LA51871  Mimulus brevipes Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  RSA420659  Mimulus cardinalis F. R. Fosberg 1931-7-13 S- 5396 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 50 Comment
  HSC20696  Mimulus cardinalis C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Cyn. Rd. off Mullholland Dr. 457 Comment
  UCR108192  Mimulus constrictus Steve Boyd, Laura A. Moore, R. K. Brummitt 1998-5-26 10230 Los Angeles Liebre Mtns, Warm Springs Mtn, knoll NW of summit along road into Necktie Basin. 1134 Comment
  RSA0105028  Mimulus floribundus R. G. Swinney 2011-10-18 15812 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
  RSA629682  Mimulus floribundus Scott D. White, Dave Bramlet 1998-8-11 7043 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA782201  Mimulus floribundus R. G. Swinney 2009-8-25 11480 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR89950  Mimulus floribundus Scott D. White, Chet McGaugh 1995-6-6 3221 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  LA51866  Mimulus guttatus A. M. Johnson; 1932-5-30 4092 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UC56257  Mimulus guttatus Ernest Braunton July 1902 549 Los Angeles Sherman Comment
  UCR223602  Mimulus guttatus R. G. Swinney 2009-6-8 11083 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
  JEPS4690  Mimulus johnstonii Frank W. Peirson 1919-6-13 480 Los Angeles San Gabriel Mountains, Rock Creek Rock Creek; San Gabriel Mountains, Rock Creek 1295 Comment
  RSA435507  Mimulus moschatus Bonnie C. Templeton 1932-7-20 5004 Los Angeles Big Pines Park. 2092 Comment
  RSA65506  Minuartia douglasii F. W. Peirson 1921-5-3 5315 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  UCR205467  Mirabilis laevis R. G. Swinney 2008-5-2 8740 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  CAS-BOT-BC434639  Mirabilis laevis var. crassifolia Geo. B. Grant; Walter Wheeler 1904-4-21 H 2139 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  CHSC99841  Mirabilis laevis var. crassifolia LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Souza 2003-2-10 709 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. Collected on southwest facing slope. 576 Comment
  RSA464640  Mirabilis laevis var. crassifolia M. B. Dunkle 1932-2-27 2872 Los Angeles Silver Canyon trail, Santa Catalina Island. Comment
  UCR281644  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-8 16454 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA0027974  Mirabilis laevis var. crassifolia Louis C. Wheeler 1967-4-30 9213 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 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
  RSA464675  Mirabilis laevis var. crassifolia F. H. Elmore 1939-2-18 328 Los Angeles San Clemente Island. Comment
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May 22 2008
  RSA659842  Monardella australis subsp. cinerea Orlando Mistretta 1991-7-30 s.n. Los Angeles Near the summit of Baldy. 2927 Comment
  SEINET10498919 Image available Monardella breweri Adolph D. E. Elmer Elmer 3681 Los Angeles Comment
  UCD168226  Monolopia lanceolata J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA0107193  Montia stenophylla L. C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  RSA719576  Muhlenbergia californica R. G. Swinney 1997-7-22 5695 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  CAS-BOT-BC275320  Muhlenbergia microsperma Tim Ross; Orlando Mistretta 1993-5-27 7330 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 670 Comment
  RSA87324  Muhlenbergia microsperma F. W. Peirson 1918-5-5 1589 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  RSA332891  Muhlenbergia richardsonis Wayne E. Sawyer 1981-6-29 72 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of Hwy 39, 2.75 miles from Dawson Saddle 2241 Comment
  RSA596765  Muhlenbergia rigens L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  UC1971150  Muilla maritima Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  CAS-BOT-BC514192  Muilla maritima G. B. Grant 1901-3-24 3645 Los Angeles Eaton Wash Comment
  RSA561571  Muilla maritima Steve Boyd, Walter Appleby 1993-5-24 8161 Los Angeles Loop Canyon Road at jct. with Santa Clarita Rd. 1097 Comment
  RSA0010801  Myoporum laetum Robert Gustafson 1981-2-4 2095 Los Angeles Ballona Wetlands, southwestern section of Area 1. Comment
  UCSC000893  Nama demissa var. demissa D. J. Norman 1969-3-24 352 Los Angeles Eastern end of the Lovejoy Buttes - Antelope Valley 950 Comment
  SFV2976  Nama demissum M. L. Vincent 1962-5-19 252 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  UC821970  Nassella lepida Agnes Chase Apr 12 1910-Apr 15 1910 5559 Los Angeles near mouth of Rubio Canyon (base of mt); Echo Mt. Comment
  CAS-BOT-BC260139  Nassella pulchra L. R. Abrams; I. L. Wiggins 1931-7-6 381 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  POM292719  Nassella pulchra Lyman Benson 1949-4-29 13603 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  RSA724984  Nassella pulchra K. Dobry 1991-6-22 d- 675 Los Angeles Santa Monica Mts 1 mi E of Las Virgenes off Mulholland Hwy at Soka Univ. NE section Comment
  RSA127448  Nasturtium officinale P. H. Raven, H. J. Thompson 1959-10-14 14632 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  POM346626  Nasturtium officinale Barry Burnell 1969-5-22 135 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  UC2026439  Navarretia atractyloides Louis C. Wheeler 1967-6-26 9880 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon. Comment
  SD69021  Navarretia hamata Robert F. Thorne, D. Propst 1968-5-28 37656 Los Angeles Santa Catalina Island; along small stream in central part of Bulrush Canyon 244 Comment
  SD69655  Navarretia hamata Robert F. Thorne 1966-4-28 36263 Los Angeles Santa Catalina Island; water tank above Mausoleum, Avalon Canyon above road 182 Comment
  UC729801  Navarretia hamata subsp. leptantha Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  CAS-BOT-BC233562  Navarretia prostrata Frank W. Gould 1944-6-17 2353 Los Angeles Western Avenue at 131st Street, Los Angeles Comment
  POM3625  Navarretia prostrata I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  JEPS57955  Nemacaulis denudata var. denudata Samuel B. Parish 1891-1 Los Angeles Long Beach Comment
  SBBG127029  Nemacladus pinnatifidus A. Parikh, N. Gale 2011-6-10 3442 Los Angeles N of Aliso Cyn, 0.6 km W of Angeles Forest Hwy, 1.5 km N of Aliso Cyn Rd; San Gabriel Mtns 1265 Comment
  POM7687  Nemacladus ramosissimus P. A. Munz, R. D. Harwood 1920-4-21 3695 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SEINET10906103  Nemacladus sigmoideus Hoffman 1929-4-27 HOFFMAN s.n. Los Angeles Sandy flat near Roosevelt Comment
  CSUSB117  Nemophila menziesii Virginia M. Bolton 1966-5-4 Los Angeles Foothills below Mount Baldy. Comment
  SEINET5521013  Nemophila menziesii G. B. Grant March 3rd 833 Los Angeles Pasadena, southern CA Comment
  LA202608  Nemophila menziesii var. menziesii O. H. Kappler; 1941-4-8 190 Los Angeles Santa Monica Mountains, Sherman Oaks Comment
  RSA523374  Nemophila menziesii var. menziesii G. H. True 1935-3-6 48 Los Angeles 4 miles west of Palmdale 945 Comment
  UCR260374  Nerium oleander R. G. Swinney 2010-4-1 12157 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  POM188390  Nicolletia occidentalis P. A. Munz, T. Craig 1933-5-13 12935 Los Angeles 10 miles south of Muroc Comment
  UCR149911  Nicotiana attenuata R. G. Swinney 1999-6-18 7335 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  RSA497531  Nicotiana bigelovii Walter Wisura 1989-7-14 4411 Los Angeles Growing naturally at RSA. Comment
  RSA80769  Nicotiana bigelovii var. wallacei F. W. Peirson 1090 Los Angeles L. A River, San Fernando Valley. Comment
  CATA3491  Nicotiana glauca Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-21 043 Los Angeles Santa Catalina Island: Interior; southeastern edge of Middle Ranch Reservoir, from dry soil to submerged in ~10cm of water 213 Comment
  UCR259131  Nicotiana glauca R. G. Swinney 2010-5-4 12533 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  SBBG96873  Nicotiana quadrivalvis T. Ross, S. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Cyn) 926 Comment
  RSA0060154  Nicotiana quadrivalvis Philip A. Munz 1923-6-9 6929 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  SEINET10696838  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3968 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM187473  Notholaena californica subsp. californica L. C. Wheeler 1933-5-5 1709 Los Angeles 1/2 mi. below falls, Fish Canyon, San Gabriel Mts. 351 Comment
  UC1614260  Oenothera Charles M. Belshaw 1935-3-29 502 Los Angeles 20 mi w of Lancaster (Mohave Desert, West Antelope Valley, on s face of La Liebre Scarp); Mohave Desert, West Antelope Valley, La Liebre Scarp 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
  SBBG61335  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  POM3081  Oenothera deltoides subsp. deltoides H. M. Hall 1906-6-11 7386 Los Angeles Lancaster. 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
  SFV19325  Oreonana vestita P. Wilson, J. N. Hogue 242.2 2005-5-23 4207 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  CAS-BOT-BC502620  Orobanche bulbosa Timothy S. Ross; Steve Boyd 1994-5-11 7830 Los Angeles Liebre Mountains, Sawmill Mountain: central summit area, along Maxwell Truck Trail, ca 1370 m ESE of Upper Shake Campground 1405 Comment
  OBI25685  Orobanche fasciculata David J. Keil, Dirk Walters 1977-4-30 12311 Los Angeles Ridge Rte, ca 9 mi from jctn with Los Angeles co Rd N-2 Comment
  RSA0128046  Orobanche valida David E. Bramlet, Ileene Anderson 1998-7-27 2662 Los Angeles Site: RC1 a-f. South Fork Big Rock Creek, approximately 1 to 1.3 miles southwest (up canyon) from South Fork Campground. 1615 Comment
  RSA402076  Orthocarpus purpurascens var. purpurascens J. Doty 1969-5-16 671 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  UC440422  Oxalis albicans subsp. californica Carl Epling and Lincoln Ellison 1929-3-30 Los Angeles Topango Canyon Santa Monica Mtns Comment
  CDA4680  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles Pacific coast; El Segundo Dunes, W of L.A. International Airport, between Pershing Drive and Vista Del Mar. Blvd. Comment
  SBBG62567  Packera breweri R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  RSA592788  Paeonia californica Steve Boyd 1996-4-25 8678 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  CAS-BOT-BC121179  Paeonia californica Mary H. Ward 1971-4-16 133 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  RSA434254  Paeonia californica E. Crow 1929-2-10 151 Los Angeles Glendora Foothills Comment
  UC50121  Papaver californicum A. J. McClatchie 1893-4-28 3 Los Angeles near Pasadena Comment
  POM367107  Parapholis incurva Robert Gustafson 1981-4-29 2220 Los Angeles Ballona Wetlands, Area 1. Comment
  SD52965  Parietaria hespera var. hespera Peter H. Raven 1962-4-12 17309 Los Angeles San Clemente Island. Comment
  UC1594414  Parietaria hespera var. hespera Tim Ross 1992-4-14 6152 Los Angeles central e side San Clemente Island (just below mouth of Nanny Canyon) 137 Comment
  UCD111492  Parietaria hespera var. hespera Daryl Koutnik 1978-7-21 s.n. Los Angeles Corner of Enfield Avenue, S of Victory Boulevard in the San Fernando Valley. 182 Comment
  POM47582  Paspalum dilatatum I. M. Johnston 1924-8-29 s.n. Los Angeles 1 mile S of Whittier Comment
  RSA651732  Passiflora caerulea Tim Turmezei 1988-3-2 24 Los Angeles Walnut Creek. Comment
  SEINET10682065  Passiflora caerulea S. Krosnick 2008-7-27 Krosnick 402 Los Angeles In cultivation at RSABG greenhouses. Grown from commercially distributed seed. Comment
  SBBG63476  Pectocarya anisocarpa R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA599480  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-26 9344 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
  UCR93305  Pectocarya penicillata T. S. Ross, Steve Boyd 1994-5-10 7717 Los Angeles San Gabriel Mtns., Warm Springs Canyon: canyon bottom ad adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; c. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon. 683 Comment
  SD42640  Pectocarya setosa Darley F. Howe 1947-5-4 Los Angeles Antelope Valley Comment
  SFV5402  Pectocarya setosa J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Big Pines Highway, midway between Pearblossom and Valyermo. Roadside. 1037 Comment
  SFV5830  Pedicularis semibarbata M. L. Vincent 1964-6-24 589 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 1 mile from Angeles Crest Highway at road to private camp for horseback overnights -- Jackson Flats. 2285 Comment
  CHSC8353  Pellaea andromedifolia Edward L. Smith 1957-4-25 19 Los Angeles Located at Little Dalton Canyon, San Gabriel Mts. 365 Comment
  CAS-BOT-BC67720  Pellaea andromedifolia Jon Nickoloff 1973-3-1 730301 -9 Los Angeles San Gabriel Mtns. - c. 200' east of Mt. Wilson Trail 975 Comment
  SD112063  Pellaea andromedifolia var. andromedifolia Betsy Carpenter, Linda Allen 1975-3-22 Los Angeles Santa Catalina Island, Cape Canyon Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  RSA656432  Pellaea mucronata subsp. mucronata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 700 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  UCR145466  Pellaea mucronata subsp. mucronata L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Burkhart Trail toward Will Thrall Peak 1921 Comment
  RSA0112552  Pellaea mucronata var. mucronata R. G. Swinney 2011-6-15 15173 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  RSA188234  Pellaea mucronata var. mucronata R. F. Thorne, Percy C. Everett 1965-6-23 34991 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon. 23 Comment
  UC729519  Pellaea mucronata var. mucronata Carl B. Wolf 1932-5-13 3618 Los Angeles hillside above Hamilton Canyon; Santa Catalina Isl. 152 Comment
  RSA712716  Pennisetum setaceum A. C. Sanders 2003-3-14 25757 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 freeway east of the San Gabriel River channel. 159 Comment
  UCR258688  Pennisetum setaceum R. G. Swinney 2010-3-16 11926 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA747682  Penstemon caesius R. G. Swinney 2001-8-27 8104 Los Angeles San Gabriel Mountains: Mt. Burnham, west of Mt. Baden-Powell. 2740 Comment
  UC27416  Penstemon centranthifolius Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  UCR209481  Penstemon centranthifolius R. G. Swinney 2008-6-17 9038 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  HSC24304  Penstemon centranthifolius Nels Rinden 1971-5-2 33 Los Angeles 6 mi. NW of Phelan on Hwy. 138 in Mojave Desert 1280 Comment
  UCR276727  Penstemon grinnellii R. G. Swinney 2010-9-21 13855 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR140965  Penstemon grinnellii subsp. grinnellii June Latting 1973-6-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, above Fenner Fire Camp 1707 Comment
  HSC46675  Penstemon grinnellii subsp. scrophularioides Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mi. E off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, 1 mi. S of Gorman 1311 Comment
  JEPS7558  Penstemon heterophyllus var. australis F. W. Peirson 1918-6-10 202 Los Angeles Mt. Lowe San Gabriel Mts., Mt. Lowe 762 Comment
  NY601647  Penstemon heterophyllus var. australis L. Abrams 1908-6-19 316 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  POM254111  Penstemon heterophyllus var. australis Bonnie C. Templeton 1939-5-29 4585 Los Angeles Mint Canyon, at western end of San Gabriel Mountains. 840 Comment
  RSA730174  Penstemon labrosus R. G. Swinney 1998-9-4 6885 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  SFV16963  Penstemon labrosus J. N. Hogue, P. Wilson 1997-6-27 87 .7 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  RSA79847  Penstemon labrosus F. W. Peirson 1923-8-31 4031 Los Angeles Just below summit of Blue Ridge, 3-4 miles east of Big Pines, San Gabriel Mtns. 2591 Comment
  POM175367  Penstemon rostriflorus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  SD197932  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1438 Comment
  UCR141588  Penstemon rostriflorus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2409 Comment
  CHSC1892  Penstemon spectabilis E. Thomas 1940-4-13 Los Angeles Claremont. 335 Comment
  SDSU10969  Penstemon spectabilis H. Wedberg 1966-4-3 1198 Los Angeles Above Hill Dr and Neal, in Eagle Rock. 457 Comment
  NY661209  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-4-30 25300 Los Angeles Route 27, road to Saddle Peak, west of Topanga, Santa Monica Mountains 731.5 Comment
  POM351575  Pentachaeta aurea Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Dimas Canyon, 457 Comment
  RSA0070714  Pentagramma triangularis M. M. Culter 1916-3-30 s.n. Los Angeles Fern Canyon. Comment
  LA94188  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1662 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  UC62737  Pentagramma triangularis subsp. triangularis Geo. B. Grant 1901-1 530 Los Angeles Old Wilson Trail Comment
  CATA515  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-9 660 Los Angeles Santa Catalina Island: 0.6 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail 219 Comment
  SD69589  Pentagramma viscosa Robert F. Thorne 1966-4-5 35817 Los Angeles Santa Cataline Island, Middle Ranch Canyon below Stage Station southwest of Eagles Nest 74 Comment
  UC1586221  Perideridia parishii subsp. latifolia Tim Ross 1991-8-16 5842 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad. 1719 Comment
  RSA471846  Perityle emoryi M. B. Dunkle 1930-7-13 2435 Los Angeles Silver Canyon, Santa Catalina Island. Comment
  OBI10855  Persicaria lapathifolia H. E. McMinn 1924-7-23 1357 Los Angeles Along San Gabriel River near Whittier Comment
  RSA0085338  Phacelia R. G. Swinney 2010-6-21 13279 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
  IRVC27801  Phacelia cicutaria A. C. Sanders, T. B. Salvato 2005-4-26 29744 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  CLARK-A1528-2996  Phacelia cicutaria John C. Roos 1947-5-17 3627 Los Angeles Placerita Canyon Comment
  CATA1864  Phacelia cicutaria var. hispida Denise Kraus, Lisa Stratton 2000-6-1 44 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner 152 Comment
  LA105059  Phacelia cicutaria var. hispida Barry A. Prigge; 1988-7-3 8174 Los Angeles SANTA MONICA MOUNTAINS, ca 0.3 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School. 316 Comment
  RSA774881  Phacelia cicutaria var. hispida Dan S. Cooper 2007-5-10 s.n. Los Angeles Griffith Park. South bank of Los Angeles river. Comment
  UC284840  Phacelia cicutaria var. hispida P. A. Munz 1923-6-9 6931 Los Angeles near Saugus; Bouquet Canyon 1005 Comment
  RSA427648  Phacelia cicutaria var. hispida Tom Burch 1949-10-12 s.n. Los Angeles Malibu coast. Comment
  RSA582243  Phacelia cicutaria var. hispida Louis C. Wheeler 1936-6-10 4145 Los Angeles mouth of Monroe Canyon. 549 Comment
  JEPS8605  Phacelia davidsonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4182 Los Angeles junction of road to Horse Flat Public Camp and main (paved) road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA704206  Phacelia davidsonii Naomi S. Fraga, Sarah J. De Groot 2004-5-25 1222 Los Angeles Trail from Mount Baldy Village to the summit of Mount Baldy. 2348 Comment
  UCR280859  Phacelia distans R. G. Swinney 2014-5-1 16308 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCR281422  Phacelia distans R. G. Swinney 2014-5-8 16439 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA615711  Phacelia distans Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  RSA650592  Phacelia distans T. Sargent 1959-4-12 s.n. Los Angeles Baldy Road 1mi. E. of Padua Hills. Comment
  UCR147797  Phacelia egena Valerie Soza, LeRoy Gross 2000-6-13 1000 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  JEPS21170  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi nne Sawmill Peak; Tejon Quadrangle 1219 Comment
  RSA0119668  Phacelia fremontii R. G. Swinney 2014-4-30 16261 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  SBBG64938  Phacelia fremontii R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UCR151340  Phacelia fremontii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 885 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  HSC79812  Phacelia grandiflora James Henrickson 1973-6-23 10936 Los Angeles 1.5 mi. N of Malibu, at junction of Rambala Pacifico and Schueren Road 427 Comment
  RSA427972  Phacelia grandiflora Geo. L. Moxley, Grinnell 1916-6-15 486 Los Angeles Santa Susana Mtns.: Devil s Canyon. Comment
  UC2030101  Phacelia grandiflora Valerie Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. Comment
  POM97150  Phacelia grandiflora P. A. Munz 1925-4-23 9408 Los Angeles San Gabriel Canyon. 305 Comment
  RSA428004  Phacelia imbricata subsp. imbricata I. M. Johnston 1917-7-1 1443 Los Angeles Brown s Flat Comment
  RSA75933  Phacelia longipes F. W. Peirson 1927-5-21 3618 Los Angeles near falls in Fish canyon 610 Comment
  UC212200  Phacelia longipes I. M. Johnston 1917-8-21 Los Angeles head of San Antonio Canyon (Sleepy Hollow) San Antonio Mountains 2286 Comment
  RSA198818  Phacelia lyonii Robert F. Thorne, D. Propst 1968-5-27 37638 Los Angeles Santa Catalina Island, lower end of Middle Ranch Canyon Comment
  UCR68901  Phacelia lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4282 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0091082  Phacelia minor R. G. Swinney 2011-3-22 14174 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA675867  Phacelia minor LeRoy Gross 2003-3-7 765 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
  UC1174716  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  RSA131055  Phacelia parryi Percy C. Everett, E. K. Balls 1959-6-2 23855 Los Angeles 0.5 miles N of junction of Muholland Drive and road to Backus, Santa Monica Mts 610 Comment
  RSA428150  Phacelia parryi Anstruther Davidson 1910-07 2503 Los Angeles San Gabriel Comment
  HSC12498  Phacelia ramosissima var. latifolia Wendell Wood 1970-6-22 31 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  JEPS1287  Phacelia tanacetifolia Frank W. Peirson 1920-3-28 2101 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  UC55313  Phacelia tanacetifolia J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  UCR270671  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SD60330  Phacelia viscida Peter Raven 1962-3-27 16995 Los Angeles Palos Verdes Hills, 1.4 Mi E of Portugese Bend along Palos Verdes Drive Comment
  RSA428242  Phacelia viscida Louis C. Wheeler 1932-5-17 721 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  CAS-BOT-BC259056  Phalaris lemmonii A. J. McClatchie 1897-4-12 s.n. Los Angeles Near Compton Comment
  CAS-BOT-BC250592  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles Canyon west of road, 2 1/2 miles north of China Point. San Clemente Island 213 Comment
  SEINET6632134  Phalaris minor Robert F. Throne 1968-1 37507 Los Angeles Santa Barbara Island; 76 Comment
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Nov 23 2015
  CATA3132  Phalaris paradoxa Sarah Ratay 2010-3-31 116 Los Angeles Santa Catalina Island: End of east WBG road 201 Comment
  CAS-BOT-BC134966  Phoradendron bolleanum F. W. Peirson 1919-5-10 4682 Los Angeles Arrasler, San Gabirel Mts. 853 Comment
  RSA598935  Phoradendron villosum Steve D. Boyd, Tim S. Ross 1997-3-21 9194 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR102540  Phoradendron villosum George K. Helmkamp, E. A. Helmkamp 1997-3-11 1472 Los Angeles Along Pine Cyn Rd between Sandberg & Three Points (NW LA Co.). 1204 Comment
  UCR149511  Phoradendron villosum R. G. Swinney 1997-7-14 5678 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  POM244916  Phyllospadix torreyi F. R. Fosberg 1931-5-16 4877 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  UCR35790  Pickeringia montana var. tomentosa Harry Purdy, Wayne Sawyer 1982-6-16 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Angeles National Forest, Calif. Hwy 2, 2.8 mi. west of Clear Creek Ranger Station 915 Comment
  RSA190941  Picris echioides R. F. Thorne 1967-5-19 36890 Los Angeles Santa Catalina Island, Little Harbor 8 Comment
  RSA228863  Pinus attenuata Robert F. Thorne 1971-6-26 39984 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  UCR51524  Pinus canariensis A. C. Sanders 1987-7-22 7159 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR277100  Pinus contorta subsp. murrayana R. G. Swinney 2010-9-23 13888 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA0047923  Pinus contorta var. murrayana R. G. Swinney 2010-9-21 13846 Los Angeles summit of Mt. Hawkins, at north end of Copter Ridge 2683 Comment
  RSA773288  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA650250  Pinus halepensis Rudolf Schmid 1961-4-26 s.n. Los Angeles Episcopal Church, First Ave, Arcadia. Comment
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UCR23372  Pinus ponderosa John C. Roos 1947-5-31 3669 Los Angeles San Gabriel Mountains, Big Pines 2134 Comment
  RSA382792  Piperia cooperi George Henry Grinnell 1915-5-20 s.n. Los Angeles Canon near Eagle Rock Comment
  CAS-BOT-BC136554  Piperia cooperi Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA640968  Piperia elongata Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Brown's Flat trail, 2 1/2 miles from flat. Comment
  RSA672215  Piptatherum miliaceum Joseph M. Keefe 2001-1-19 30921 Los Angeles 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock. 90041., North: 34 deg 08' 40.4'', West: 118 deg 11' 02.0' 284 Comment
  UC1797792  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Grabriel Mountains 445 Comment
  RSA0042405  Piptatherum miliaceum April Garbat 2013-1-22 09 Los Angeles West Fork (of the San Gabriel River) Scenic Bikeway in the ANF, along both sides of the road. Comment
  UCR205950  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 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
  LA202300  Pistia stratiotes Arthur C. Gibson; 2004-7-31 5056 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, NW-edge of Lake Malibou. Comment
  UCR65556  Pityrogramma triangularis var. triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1024 Comment
  RSA655994  Plagiobothrys canescens James Henrickson 1985-3-30 19780 Los Angeles Ca. 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UCR186652  Plagiobothrys leptocladus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32064 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA68974  Plantago erecta F. W. Peirson 1921-3-6 2747 Los Angeles San Gabriel Wash. 213 Comment
  SBBG17771  Plantago erecta P. H. Raven 1962-4-10 17227 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  UCR106364  Plantago indica Scott D. White, Noel Davis 1997-8-1 5438 Los Angeles Foothills of San Gabriel Mtns., Big Tujunga Wash, east San Fernando Valley, west of Sunland, SW of Interstate Hwy 210, east of Hansen Dam, and north of Wentworth Street. 335 Comment
  RSA401717A  Platanus racemosa Bonnie C. Templeton 1964-11-8 10194 Los Angeles Near Mt. Wilson in small canyon. Comment
  SDSU1052  Platanus racemosa Gerald Collier 1951-5-10 Los Angeles Parkway along Sunset Blvd about 50 yards west of Hilgard Avenue. UCLA campus. Comment
  UC72614  Platanus racemosa E. D. Palmer 1901-1 Los Angeles Claremont Comment
  UCR95402  Platanus racemosa L. C. Wheeler 1966-11-19 9136 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  LA206290  Platystemon californicus Carolyn Barber; 1969-5-6 sn Los Angeles Gorman Comment
  RSA0034695  Pluchea sericea F. R. Fosberg 1931-4-3 S 4479 Los Angeles Pebble Beach, Santa Cataline Island. 2 Comment
  SEINET10597039  Poa palustris Hollis 1926-7-1 HOLLIS s.n. Los Angeles Jasper Park Comment
  RSA788826  Poa pratensis Jane Tirrell, Shirley Imsand 2012-7-6 LS 0089 Los Angeles Little Jimmy Springs 2263 Comment
  POM156174  Poa secunda Le Roy Abrams 1903-3-8 3105 Los Angeles Near Inglewood. Comment
  RSA589273  Poa secunda Timothy S. Ross 1991-4-28 4764 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA9661  Poa secunda L. C. Wheeler 1932-3-26 538 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  CHSC98099  Polycarpon tetraphyllum LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1034 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: West side of Brand Canyon just a short distance above the cemetery. Shady canyon site next to stairs that go up to an old foundation. 307 Comment
  RSA762385  Polycarpon tetraphyllum R. G. Swinney 2009-3-12 10101 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  UCR131390  Polycarpon tetraphyllum Alison Lipman 1998-7-2 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA594396  Polygonum amphibium var. emersum Steve Boyd, Lauren Raz 1996-10-14 9073 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA762728  Polygonum aviculare R. G. Swinney 2008-12-4 9941 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA608022  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  UCR271535  Polygonum hydropiperoides R. G. Swinney 2011-11-3 15979 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA557819  Polygonum lapathifolium D. Charlton 1991-7-30 5539 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd, north of Jct. with Soledad Canyon Rd. 488 Comment
  UCR127385  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR198389  Polypodium californicum Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 666 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  UCSB62368  Polypodium californicum Kiefer, Lawrence 1967-4-2 Los Angeles San Gabriel Mtns., N of Altadena, Fern Canyon, tributary of Arroyo Seco, ca. 1/4mi from confluence 426 Comment
  POM12491  Polypodium californicum M. L. Kendall 1921-3-19 72 Los Angeles Puddingstone Canyon, San Dimas Comment
  POM158004  Polypodium californicum M. B. Dunkle 1928-3-31 1785 Los Angeles Campo Blanco, Santa Catalina Island. 152 Comment
  UCSB62313  Polypodium californicum Kiefer, Lawrence 1967-2-18 Los Angeles San Gabriel Mtns., N of Pasadena, N Fork Mill Creek, ca. 4mi upstream from Angeles Forest Hwy. 1219 Comment
  RSA160573  Polypogon interruptus P. H. Raven 1962-5-22 17846 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  SD69555  Polypogon interruptus Robert F. Thorne 1966-6-1 36497 Los Angeles Santa Catalina Island; margins of stream flowing from reservoir at upper end of Cape Canyon 334 Comment
  RSA385494  Polypogon viridis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA596468  Polypogon viridis Lauren Raz, Steve Boyd 1996-10-23 6 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA587120  Polystichum imbricans subsp. imbricans Orlando Mistretta 1995-5-23 1727 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  RSA693291  Polystichum imbricans subsp. imbricans L. E. Hoffman 1934-7-24 s.n. Los Angeles Arroyo Seco Canyon. Angeles Forest. Comment
  UCR125240  Populus fremontii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25498 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  UCR187240  Populus fremontii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32208 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  SEINET10539395  Populus fremontii Walter H. Lewis Lewis 15651 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  UC1147895  Potamogeton pectinatus Robert F. Thorne and P. Everett 1965-6-24 35034 Los Angeles in lower Cottonwood Canyon; Santa Catalina Island 45 Comment
  CAS-BOT-BC453948  Potamogeton pectinatus J. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 304 Comment
  UCR179261  Potentilla glandulosa R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  UCR189969  Potentilla glandulosa R. G. Swinney 1998-8-31 6873 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  SEINET10684861  Prunus Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2627 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  RSA453210  Prunus emarginata Bonnie C. Templeton 1933-5-15 5142 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  RSA726061  Prunus emarginata R. G. Swinney 1997-6-25 5631 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  HSC19567  Prunus ilicifolia C. E. Fellows 1965-4-13 35 Los Angeles 1/4 mi. S of Hwy. 118 on Box Canyon Rd., Chatsworth Comment
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Oct 1 2014
  RSA12024  Prunus ilicifolia Fay A. MacFadden 1929-6-6 1071 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UC555691  Prunus ilicifolia Herbert L. Mason 1927-6-14 3758 Los Angeles San Antonio Canyon, San Gabriel Mountians San Antonio Canyon; San Gabriel Mountians, San Antonio Canyon 914 Comment
  SBBG13251  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-6-10 62402 Los Angeles cyn E of Thirst 304 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
  RSA533412  Prunus persica Tim S. Ross 1991-4-21 4499 Los Angeles Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. 154 Comment
  UCR205933  Prunus persica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37060 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  RSA760672  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA358745  Pseudognaphalium biolettii E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  SBBG131716  Pseudognaphalium biolettii S. A. Junak 1999-5-22 SCa 1003 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  SBBG32036  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -301 Los Angeles E of saddle between Descanso and Hamilton Cyns, upper Descanso Cyn 243 Comment
  CAS-BOT-BC356557  Pseudognaphalium biolettii Peter H. Raven 1959-2-15 13786 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Beverly Glen Canyon 2.6 miles north of Sunset Boulevard 213 Comment
  POM214612  Pseudognaphalium biolettii Joseph A. Ewan 1932-3-5 7028 Los Angeles Ridge Mandeville Canyon 335 Comment
  SD66891  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-18 315 Los Angeles San Clemente Island; east rim of canyon south of Wilson Cove. Comment
  CATA784  Pseudognaphalium californicum Mark L. Hoefs 1991-6-5 1346 Los Angeles Santa Catalina Island: Hill above Hamilton Cove 91 Comment
  RSA0088251  Pseudognaphalium californicum R. G. Swinney 2010-5-25 12963 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UC934022  Pseudognaphalium californicum H. L. Cogswell 1951-5-8 83 Los Angeles 0.75 mi n of San Dimas County Park (base of San Gabriel Mountains, on gentle s slope in shrubland, Sec.D-5 Plot 2); San Gabriel Mountains 457 Comment
  CATA1272  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2358 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  SBBG63236  Pseudognaphalium microcephalum M. N. Ackley -Feb-1928 Los Angeles Eagle Rock 243 Comment
  CAS-BOT-BC357455  Pseudognaphalium ramosissimum Rev. J. C. Nevin 1881-1-1 s.n. Los Angeles Los Angeles Comment
  SFV12452  Pseudognaphalium ramosissimum M. H. Grayum, D. L. Koutnik 1978-1-28 953 Los Angeles Santa Monica Mountains Coastal bluffs and flats just east of Temescal Canyon along Pacific Coast Highway. 8 Comment
  MACF014891  Pseudotsuga macrocarpa F. A. MacFadden 1936-12-5 14740 Los Angeles Mt. Baldy Camp, San Antonio Canyon Comment
  LA94238  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-10 1857 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, ca 2 mi S of Mulholland Dr. 243 Comment
  CATA1202  Pterostegia drymarioides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2252 Los Angeles Santa Catalina Island: Divide road, above Avalon Canyon 371 Comment
  RSA0110790  Pterostegia drymarioides Richard G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  UC1929309  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  PASA1186  Purshia glandulosa Stason 1931-4-2 Los Angeles Rock Creek Comment
  RSA451430  Purshia tridentata var. glandulosa Bonnie C. Templeton 1947-5-21 6267 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC673481  Purshia tridentata var. glandulosa Herbert L. Mason 1926-4-27 3024 Los Angeles Rock Creek Comment
  RSA657456  Pycnanthemum J. Stephens 1980-4-30 27 Los Angeles Verdugo Mountains Region: Front yard of home on corner of Canyonside Road and Manzanita St., east side of Pickens Canyon, La Crescenta. 701 Comment
  RSA522460  Pycnanthemum californicum Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4044 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  POM106168  Quercus X grandidentata Ernest Braunton 1902-6-11 485 Los Angeles Griffith Park Comment
  RSA653363  Quercus X grandidentata LeRoy Gross 2000-10-28 311 Los Angeles Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon, pass saddle with antennas 793 Comment
  CATA1785  Quercus X macdonaldii Benjamin E. Carter, John Clark 2012-8-9 6963 Los Angeles Santa Catalina Island: Bulrush Canyon, below Salta Verde turnoff 255 Comment
  UCD46924  Quercus X macdonaldii Robert F. Thorne 1967-5-18 36863 Los Angeles Santa Catalina Island: Middle Bulrush Canyon. 243 Comment
  UCR102414  Quercus X morehus Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mtns, Southwestern flank of Liebre Mountain, below west summit 1524 Comment
  RSA0085066  Quercus agrifolia var. agrifolia Ma. Elena Siqueiros 1997-3-8 D- 4366 Los Angeles Bernard Biological Field Station, NW corner of Mills Ave. and Foothill Blvd., Claremont; west of main road on Foothill entrance, 60m from main gate, left side of road. 412 Comment
  RSA656216  Quercus agrifolia var. agrifolia Joseph M. Keefe 1978-4-11 22629 Los Angeles Verdugo Mountains: Verdugo Park, 1601 North Verdugo Road, Glendale. 183 Comment
  LA105103  Quercus berberidifolia Barry A. Prigge; 1988-7-9 8278 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  RSA655358  Quercus berberidifolia LeRoy Gross 2000-11-4 322 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  UC1870276  Quercus berberidifolia LeRoy Gross 2000-11-4 317 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1200 Feet. 365 Comment
  UCR197182  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1198 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  CAS-BOT-BC62365  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  CAS-BOT-BC62571  Quercus chrysolepis Timothy S. Ross 1990-8-17 3157 Los Angeles San Gabriel Mountains: Icy Springs in upper Big Rock Creek, Valyermo 7.5' USGS Quadrangle 1764 Comment
  RSA476893  Quercus chrysolepis M. B. Dunkle 1933-6-17 3633 a Los Angeles San Antonio Canyon, dry canyon side. Comment
  UC148018  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles near Claremont Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  SEINET12034290  Quercus chrysolepis Unknown 1927-1 9- 9 -48 Los Angeles road from Mt Lowe Tavern, Mt Lowe, to observatory on Mt. Wilson,near Los Angeles Comment
  SJSU635  Quercus dumosa F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 179 Comment
  UCD45858  Quercus dumosa Bonnie C. Templeton 1930-4-2 1433 Los Angeles Location: Mulholland Drive, n.w. of Hollywood, Los Angeles County. 600 Comment
  SEINET13953259 Image available Quercus dumosa E. K. Balls, P. C. Everett 1952-1 18005 Los Angeles dry slopes, 7.7 mi. n. of jct. of Hwy 2, 1 mi. from Hidden Springs Comment
  POM187992  Quercus durata var. gabrielensis Marcus E. Jones 1931-10-10 28587 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  RSA703508  Quercus durata var. gabrielensis Scott D. White 2004-9-3 10747 Los Angeles San Gabriel Mountains: 'Grizzly Flat,' ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  CAS-BOT-BC94174  Quercus engelmannii Geo. B. Grant 1904-5-5 6167 Los Angeles Pasadena Comment
  UCD46227  Quercus john-tuckeri Beecher Crampton 1976-9-21 9410 Los Angeles ca. 10 miles east of Saugus Agua Dulce Canyon area. Comment
  CAS-BOT-BC105257  Quercus kelloggii Le Roy Abrams; E. A. McGregor 1908-6-19 480 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA591971  Quercus lobata Mark Hoefs, D. Propst 1974-5-10 469 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  RSA638895  Quercus pacifica J. M. Tucker 1992-4-1 s.n. Los Angeles Santa Catalina Island, above Cherry Valley Creek, roughly 1.5 miles northwest of the Isthmus, 1/4 mile above road. 91 Comment
  CAS-BOT-BC248856  Quercus tomentella P. S. Manos 1988-10-28 693 Los Angeles San Clemente Island, S fork of Vista Canyon 243 Comment
  RSA12786  Quercus tomentella Percy C. Everett 1934-10-1 6207 Los Angeles Santa Catalina Island, east fork of Pebby Beach Canyon, 0.25 miles above Mexican Houses 122 Comment
  RSA544539  Quercus tomentella Tim S. Ross, Kellogg 1992-4-12 6126 -a Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  UC1594420  Quercus tomentella Tim Ross and Elizabeth Kellogg 1992-4-12 6126 A Los Angeles 110 degrees ese, 480-600 m from Vista (point) (at head of Grove Canyon); San Clemente Island, Grove Canyon 426 Comment
  RSA138040  Quercus turbinella E. K. Balls 1960-4-15 24088 Los Angeles Johnson Grade, San Bernardino Mts. 1799 Comment
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May 15 2008
  CAS-BOT-BC104870  Quercus wislizeni John H. Thomas 1957-5-11 6758 Los Angeles San Gabriel Mts. About 13 miles NE of center of Pasadena 1676 Comment
  UCR223059  Quercus wislizeni R. G. Swinney 2009-6-2 11014 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 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
  UCSB51862  Quercus wislizeni var. wislizeni Hodgson, John 1928-10-5 Los Angeles On Liebre burn of 1927, Liebre Gulch; Santa Barbara Forest 822 Comment
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Oct 23 2014
  CAS-BOT-BC362471  Rafinesquia californica Alice Eastwood 1906-5-27 30 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  CATA3451  Rafinesquia californica Benjamin J. Dion, Stuart Olshevski 2017-6-28 033 Los Angeles Santa Catalina Island: Channel Side; on flat area along a cliff above the beach at Ripper's Cove 20 Comment
  RSA0106737  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA654024  Rafinesquia californica Valerie L. Soza, Laura Moore 2000-5-10 838 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 579 Comment
  UC54142  Rafinesquia californica H. M. Hall May 1902 3098 Los Angeles San Francisquito 457 Comment
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Jun 16 2009
  UCR126568  Rafinesquia californica A. C. Sanders, Andy Thomson 2003-4-15 25988 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR194761  Rafinesquia californica Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 730 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  POM223062  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1933-7-14 1933 Los Angeles Lexington Wash near El Monte 73 Comment
  SD69689  Raphanus raphanistrum Robert F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Santa Catalina Island; south of Avalon golf course in open flat sandy bottom of Avalon Canyon. 89 Comment
  SEINET12006550  Raphanus raphanistrum Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  PASA2074  Raphanus sativus 1939-4-28 Los Angeles Claremont Comment
  UC18522  Rhamnus californica subsp. californica State Survey 1869-12-18 62 Los Angeles Sierra Santa Monica Comment
  UCR270115  Rhamnus crocea R. G. Swinney 2010-4-15 12247 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  PASA426  Rhamnus cuspidata Frank W. Peirson 1921-7-17 Los Angeles Prairie Fork of San Gabriel River 2011 Comment
  LA200810  Rhamnus ilicifolia A. M. Johnson; 1934-3-16 4365 Los Angeles Simi Hills-Santa Susana Mountains, Santa Susana Pass, beyond Chatsworth near summit of pass 457 Comment
  NY42971  Rhamnus ilicifolia J. B. Walker 1995-3-29 1294 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  POM86949  Rhamnus ilicifolia Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA0057917  Rhamnus ilicifolia Richard G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA306197  Rhamnus ilicifolia Fay A. MacFadden 1933-3-16 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA771593  Rhamnus ilicifolia R. G. Swinney 2009-6-2 11006 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC1121854  Rhamnus ilicifolia G. T. Nordstrom 1935-3-23 393 Los Angeles 1.75 mi se Mouth of Bear Trap Canyon; Santa Barbara National Forest, Tejon Quad. 731 Comment
  RSA95340  Rhamnus ilicifolia F. W. Peirson 1919-5-10 726 Los Angeles Arraster [Arraster] Trail, Mt. Gleason, San Gabriel Mts. 1220 Comment
  RSA3250  Rhamnus pirifolia Knopf, Johnson 1930-1-29 s.n. Los Angeles Cape Canyon. Santa Catalina Island. Comment
  UCR270079  Rhus aromatica R. G. Swinney 2011-3-17 14115 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC170468  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA233644  Rhus integrifolia R. F. Thorne 1970-3-5 39379 Los Angeles Santa Catalina Island. Upper Avalon Canyon. 61 Comment
  RSA239458  Rhus integrifolia E. R. Blakely 1962-10-5 5420 Los Angeles Santa Catalina Island. Southeast side of Black Jack Mountain toward White s Cove Canyon. 381 Comment
  RSA386480  Rhus integrifolia F. H. Elmore 1939-3-1 439 Los Angeles Santa Catalina Island Comment
  UC17927  Rhus integrifolia J. Burtt Davy October, 1896 2769 Los Angeles Santa Monica Comment
  SEINET12236056  Rhus ovata C. V. Braun 1974-1 20 Los Angeles Turn-out on E side of Interstate 5, just N of Castaic Comment
  POM199684  Rhus trilobata var. quinata I. W. Clokey, B. Templeton 1929-04 4451 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  CAS-BOT-BC92290  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains. Arroyo Seco. 457 Comment
  RSA476411  Ribes amarum L. E. Hoffman 1933-3-23 17107 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  CAS-BOT-BC93077  Ribes californicum var. hesperium Geo. B. Grant 1906-2-21 6592 Los Angeles Sierra Madre. Old Wilson Trail at 1/4 way house. 762 Comment
  CAS-BOT-BC93112  Ribes californicum var. hesperium Clarence R. Quick 1939-11-22 050 Los Angeles Collected in San Gabriel Canyon. Comment
  LA50715  Ribes californicum var. hesperium C. & M. Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA598902  Ribes californicum var. hesperium R. G. Swinney 1989-11-24 1481 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  LA82098  Ribes californicum var. hesperium O. H. Kappler; 1943-4-28 380 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  CAS-BOT-BC108877  Ribes divaricatum var. parishii Frederick V. Coville 1925-4-18 171 Los Angeles Lexington Wash at El Monte. 91 Comment
  CAS-BOT-BC173094  Ribes indecorum C. F. Baker 1909-5-15 5340 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC173110  Ribes indecorum Fordyce Grinnell 1903-12-22 18 Los Angeles Arroyo Seco [Canon] Canyon, Sierra Madre Mts. near Pasadena Comment
  CAS-BOT-BC173121  Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  POM296506  Ribes indecorum Lyman Benson 1945-3-12 11606 Los Angeles Claremont. 351 Comment
  LA51403  Ribes malvaceum Henry J. Thompson; 1959-2-20 1843 Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek, N slope 243 Comment
  RSA594752  Ribes malvaceum Tim S. Ross 1995-4-7 8371 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon. 927 Comment
  SFV16777  Ribes malvaceum J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  UC1127295  Ribes malvaceum P. L. Johannsen 1934-1-18 232 Los Angeles 1/2 mi ne Mesa Peak; Calabasas Quadrangle Comment
  SEINET13942622 Image available Ribes malvaceum Peter H. Raven 1959-1 13781 Los Angeles Santa Monica Mountains (L34 deg. , 118 deg. -119 deg. W). Beverly Glen Canyon 2.6 miles north of Sunset Boulevard, elevation 700 feet 213 Comment
  SBBG109002  Ribes malvaceum var. clementinum S. A. Junak 1996-5-20 SCl 519 Los Angeles Mosquito Cove, at edge of terrace near S end of cove 27 Comment
  RSA0003756  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island: Mosquito Summit. Comment
  LA33977  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-2-15 13781 Los Angeles Santa Monica Mountains, Brown Canyon, Beverly Glen Canyon, 2.6 mi N of Sunset Boulevard 213 Comment
  RSA293826  Ribes malvaceum var. viridifolium Lyman Benson 1945-12-10 11976 Los Angeles Divide between Little Dalton canyon and San Gabriel River 671 Comment
  RSA441486  Ribes malvaceum var. viridifolium E. Crow 1929-1-13 146 Los Angeles San Dimas Canyon. Comment
  RSA585539  Ribes malvaceum var. viridifolium Tim S. Ross 1992-4-21 6214 Los Angeles Glendora ridge road: on the divide between San Dimas Canyon and Cattle Canyon, draining northward toward the latter. 1232 Comment
  CAS-BOT-BC144439  Ribes speciosum Elmer I. Applegate 1927-1-17 4975 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  POM9722  Ribes speciosum P. A. Munz 1921-2-26 4686 Los Angeles South Hills (San Jose Hills) 5 miles east of Brea Canyon. 305 Comment
  RSA1183  Ribes viburnifolium Johnson 1930-2-1 1464 Los Angeles Santa Catalina Island, Cherry valley, near Isthmus Harbor Comment
  RSA591666  Ricinus communis L. C. Wheeler 1966-9-21 8890 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  RSA603401  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  SFV10301  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Santa Monica Mountains Topanga Canyon, 0.5 miles from Pacific Coast Highway. Comment
  LA201903  Romneya trichocalyx Arthur C. Gibson; 2003-5-21 4905 Los Angeles 15 Comment
  RSA762425  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles Big Pine Meadow 2061 Comment
  SBBG12783  Rosa californica E. R. Blakley 1962-10-6 5480 Los Angeles Cape Cyn, near old gravel pit 304 Comment
  RSA660142  Rubus leucodermis Orlando Mistretta 1992-7-9 669 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR138540  Rubus leucodermis L. C. Wheeler 1966-8-21 8843 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UC1971400  Rubus ursinus Louis C. Wheeler 1967-5-15 9594 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon, near mouth. Comment
  RSA355915  Rumex crispus Robert F. Thorne 1975-9-4 47389 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA466077  Rumex crispus Bonnie C. Templeton 1932-7-20 5013 Los Angeles Big Pines Park. 2092 Comment
  UCR256968  Rumex crispus Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  LA33970  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-6-4 14339 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, along ditch behind dunes. 12 Comment
  CAS-BOT-BC433487  Rumex fueginus LeRoy Abrams 1902-6-20 2573 Los Angeles Near Soldiers Home Comment
  CAS-BOT-BC433917  Rumex salicifolius Huron H. Smith 1912-6-15 5111 Los Angeles Road to Middle Ranch, Santa Catalina Isl. 365 Comment
  CATA1094  Rumex salicifolius Mark L. Hoefs 1995-5-16 2044 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  SBBG31013  Rumex salicifolius R. F. Thorne with P. C. Everett 1965-5-10 Los Angeles Cape Cyn 274 Comment
  SBBG37230  Rumex salicifolius E. R. Blakley 1963-4-10 5593 Los Angeles Echo Lake, NE of Black Jack Mtn 365 Comment
  UC56031  Rumex salicifolius var. salicifolius J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  SBBG126927  Rumex stenophyllus A. Parikh, N. Gale 2010-5-21 3393 Los Angeles San Gabriel River, just W of I-605, 0.7 km N of Lower Azusa Rd/Los Angeles St 109 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
  RSA607226  Salazaria mexicana Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCR223085  Salazaria mexicana R. G. Swinney 2009-5-13 10768 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  POM320018  Salix M. A. Clauser 1965-3-19 145 Los Angeles Evey Canyon. San Gabriel mtn range. Pacific slope drainage area. 762 Comment
  POM2071  Salix exigua I. M. Johnston 1917-5-13 1242 Los Angeles El Monte. 91 Comment
  RSA11076  Salix exigua Carl B. Wolf 1928-3-29 1587 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  UCR150662  Salix exigua James Henrickson 1985-3-30 19795 Los Angeles Western Transverse Range, Santa Susana Mtns, c. 2 mi N of Newhall, South Fork of the Santa Clara River near crossing of Saugus Road 306 Comment
  RSA720364  Salix gooddingii LeRoy Gross 2007-4-6 2621 Los Angeles Southern base of the range: Debris basin behind Bel Aire Park, at the intersection of Cambridge Drive and Bel Aire Drive. City of Burbank. 273 Comment
  UCR271551  Salix gooddingii R. G. Swinney 2011-3-18 14166 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA103425  Salix laevigata Barry A. Prigge; 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  LA208749  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-10 7649 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA597774  Salix laevigata Steve D. Boyd, Lauren Raz 1997-3-14 9187 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA764496  Salix laevigata Orlando Mistretta, Christine Mistretta 2008-4-29 2619 Los Angeles Short Cut Station, upper Big Tujunga Cyn, NW of jct. of State Hwy 2 (Angeles Crest Hwy) and Forest Service Route 3N19 (Upper Big Tujunga Canyon Rd.) 1280 Comment
  UC506418  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7669 Los Angeles Ballona Creek at Bellona Marshes Comment
  UC506439  Salix laevigata Carl Hedin and Joseph Ewan 1932-5-10 7697 Los Angeles Verdugo Canyon Comment
  RSA0110533  Salix lasiolepis R. G. Swinney 2010-6-1 13132 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
  RSA622831  Salix lasiolepis Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  RSA623973  Salix lasiolepis Arthur R. Kruckeberg 1940-3-24 492 Los Angeles Dagger Flat Canyon, below Magic Mountain, San Gabriel Mountains. Comment
  UC483089  Salix lasiolepis Frank W. Peirson 1932-3-3 9767 Los Angeles Arroyo Seco Canyon; banks of stream 396 Comment
  CAS-BOT-BC107534  Salix lasiolepis var. lasiolepis Marcus E. Jones 1926-2-26 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC128485  Salix lasiolepis var. lasiolepis Le Roy Abrams 1902-3-6 3103 Los Angeles Centinela Creek, Inglewood Comment
  RSA729654  Saltugilia grinnellii subsp. grinnellii R. G. Swinney 1998-7-6 6286 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
  UCR223212  Saltugilia splendens subsp. grantii R. G. Swinney 2009-5-27 10892 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA67058  Saltugilia splendens subsp. splendens Verne Grant, Alva Grant 1951-6-15 16054 Los Angeles Big Pines, San Gabriel Mts. Noted also on summit of ridge at Inspiration Point. 2104 Comment
  SEINET12273380  Salvia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles, Ramona Comment
  RSA9744  Salvia apiana Louis C. Wheeler 1932-5-21 725 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  POM49968  Salvia apiana var. compacta A. D. E. Elmer 1902-06 3684 Los Angeles Acton, Mt. Gleason. Comment
  LA36002  Salvia columbariae Peter H. Raven; 1960-5-21 15408 Los Angeles Santa Monica Mountains, La Sierra Canyon, Seminole Hot Springs 274 Comment
  RSA39567  Salvia columbariae Thomas S. Bell 1948-4-24 12288 Los Angeles Eaton Park, foot of old Mt. Wilson Trail above Pasadena. 457 Comment
  RSA652872  Salvia columbariae Ron Martinolich 1991-5-14 70 Los Angeles Los Angeles, Muholland Drive, 0.4 miles west of intersection with Encino Hills Drive, in gully 30 feet outh of road. Comment
  SFV16908  Salvia columbariae S. A. Whaling 1997-5-9 13 Los Angeles Mojave Desert Antelope Valley. 17.85 miles north of Templin Highway / Ridge Route Junction on Ridge Route. 1000 Comment
  SDSU7389  Salvia dorrii D. F Howe 1948-5-2 1777 Los Angeles Angeles Crest highway, north side of San Gabriel Mts., 1036 Comment
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Nov 19 2014
  SEINET13947378 Image available Salvia dorrii Martha P. Creighton 1952-1 462 Los Angeles Sima Mesa, San Gabriel Mts., 4400 ft alt 1341 Comment
  UCR266126  Salvia dorrii subsp. dorrii Orlando Mistretta, Christine Mistretta 2005-4-21 2051 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC214315  Salvia dorrii var. pilosa Russell S. Woglum 1942-5-20 3324 Los Angeles Angeles Crest Highway, San Gabriel Mountains, Angeles National Forest, Transverse Ranges Comment
  OBI35536  Salvia leucophylla Rebecca Cicoria 1981-5-18 29 Los Angeles Along crenshaw dirt road in slide area of Portuguese Bend, Ranch Palos Verdes Comment
  POM188223  Salvia leucophylla C. Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  UC1124761  Salvia leucophylla G. T. Nordstrom 1935-2-1 311 Los Angeles Mouth of West Fork; Santa Barbara National Forest, Tejon Quad. 822 Comment
  CAS-BOT-BC229935  Salvia mellifera Alice Eastwood 1919-7-4 9279 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA651032  Salvia mellifera Shlomo Gat 1959-5-22 51 Los Angeles San Dimas [Canyon] Comment
  SFV3234  Salvia mellifera K. A. Wilson 1961-3-11 975 Los Angeles San Gabriel Mountains Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. 460 Comment
  UCR172706  Salvia mellifera Jun Hu, Weena Sangkatavat 2000-4-22 03 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA434073  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  RSA477520  Sambucus caerulea B. C. Templeton 1932-7-21 5024 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  POM198004  Sambucus mexicana Joseph A. Ewan 1932-4-22 7179 Los Angeles along Los Angeles River near Radford Drive San Fernando Valley. Comment
  RSA477561  Sambucus mexicana H. de Forest 1929-04 s.n. Los Angeles Topanga Canon. Comment
  RSA648995  Sambucus mexicana Scott Lowe 1991-5-7 19 Los Angeles San Gabriel River channel, about 300 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  IRVC28669  Sambucus mexicana A. C. Sanders, Mark Elvin 2002-6-18 25107 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  CAS-BOT-BC238728  Sambucus nigra subsp. caerulea Peter H. Raven 1957-9-21 11330 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  HSC3970  Sambucus nigra subsp. caerulea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  SFV15356  Sambucus nigra subsp. caerulea J. C. Dittes, C. Williams 1990-3-2 30 Los Angeles San Fernando Valley Gully 100 m south of Sheldon Street and Foothill Blvd. intersection. 305 Comment
  SEINET4044455 Image available Sanicula arguta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  LA32987  Sanicula arguta J. Warren; 1952-4-9 Los Angeles Santa Monica Mountains, Spaulding Hill, UCLA 121 Comment
  POM49800  Sanicula arguta L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  RSA628035  Sanicula arguta L. C. Wheeler 1931-3-20 s.n. Los Angeles Pomona: Ganesha Heights, east end of San Jose Hills. 304 Comment
  SEINET11155647  Sanicula arguta G. B. Grant 1904-1 1174 a Los Angeles Pasadena. Comment
  RSA0022645  Sanicula crassicaulis Justin M. Wood 2012-3-20 4650 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
  RSA471460  Sanicula crassicaulis L. C. Wheeler 1936-6-24 4179 Los Angeles San Gabriel Mountains, San Dimas Canyon. 701 Comment
  RSA250686  Saxifraga californica R. F. Thorne 1971-4-2 41431 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA0070327  Schinus molle R. G. Swinney 2010-5-7 12598 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  CAS-BOT-BC227221  Schismus barbatus Timothy S. Ross; Steve Boyd 1994-5-4 7627 Los Angeles Liebre Mountains. 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
  SEINET13203157 Image available Schismus barbatus R. G. Swinney 2010-1 11822 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  UCR123893  Schismus barbatus Steven R. Hill, K. Kramer 2001-4-22 33377 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  CAS-BOT-BC111305  Schoenoplectus acutus var. occidentalis George B. Grant 1901-5-6 3864 Los Angeles Oak Knoll, Pasadena Comment
  OBI70751  Schoenoplectus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles San Gabriel: Rio Hondo, 1/4 mi N of San Gabriel Blvd Comment
  SEINET7591453 Image available Schoenoplectus californicus Louis C. Wheeler 1946-1 6221 Los Angeles San Gabriel: Rio Hondo, .25 mile N of San Gabriel Boulevard Comment
  RSA651584  Scirpus microcarpus Marion P. Harthill 1974-5-23 1513 Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  RSA138238  Scrophularia californica Peter H. Raven 1959-5-3 14101 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  LA91481  Scrophularia californica subsp. californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 82 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 548 Comment
  RSA658837  Scrophularia californica subsp. floribunda J. S. Burns 1992-5-11 17 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  RSA660441  Scrophularia californica subsp. floribunda Orlando Mistretta 1992-6-17 580 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  CATA1019  Scrophularia villosa Mark L. Hoefs 1995-5-4 1936 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SD252382  Scrophularia villosa Steven A. Junak 1999-4-24 Sca 866 Los Angeles Santa Catalina Island: Below Empire Landing Road, N-facing slope. 415 Comment
  POM8578B  Scutellaria tuberosa P. A. Munz, R. D. Harwood 1920-4-21 3699 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SFV22090  Scutellaria tuberosa V. Soza, L. Gross, B. Hogshead 2001-4-26 1186 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  RSA717224  Secale cereale Scott D. White, Pam DeVries 2006-5-10 11429 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR185570  Secale cereale A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33523 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  CDA1013  Selaginella bigelovii D. G. Kelch 1991-3-17 1324 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  SD40767  Selaginella bigelovii Carl B. Wolf 1932-10-6 4246 Los Angeles Santa Catalina Island, west side of Avalon, northeast slope 89 Comment
  UCR275013  Senecio breweri Michael Honer, Mary Ann Hasskamp 2006-4-19 2212 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  POM500B  Senecio flaccidus var. douglasii I. M. Johnston 1917-8-23 1678 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA472932  Senecio flaccidus var. douglasii L. C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mts. 914 Comment
  RSA482195  Senecio flaccidus var. douglasii Richard Noyes 1987-9-19 423 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  RSA151310  Senecio lyonii P. H. Raven 1962-4-9 17161 Los Angeles San Clemente Island, in small ravine above Wilson's Cove 76 Comment
  RSA473043  Senecio lyonii F. H. Elmore 1939-2-18 404 Los Angeles San Clemente Island. Comment
  CATA3300  Senecio vulgaris Amy Catalano, Jen Dreizehn 2017-3-16 017 Los Angeles Santa Catalina Island: Rippers Cove, under shade of Eucalyptus and pines near beach and up canyon 4 Comment
  RSA562638  Senecio vulgaris D. Charlton 1992-4-17 s.n. Los Angeles Piute Ponds between Lancaster and Rosamond, Edwards AFB. Comment
  SD69714  Senecio vulgaris Robert F. Thorne 1966-4-28 36209 Los Angeles Santa Catalina Island: along roadside to Renton Mine, Pebbly Beach Canyon 245 Comment
  SEINET10819673  Senna artemisioides David B. Dunn 1946-1 Dunn 1990 Los Angeles Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace. Comment
  SEINET10608450  Setaria parviflora Lyman D. Benson 1945-7-3 Benson 11834 Los Angeles Claremont 1150'. Comment
  POM2911  Sidalcea neomexicana subsp. thurberi Harry Pruett 1909-6-12 67 Los Angeles Claremont. Comment
  CATA3148  Silene antirrhina Sarah Ratay, Tyler Dvorak 2011-5-26 142 Los Angeles Santa Catalina Island: North of Echo Lake, northwest of Goat Harbor Road 383 Comment
  RSA612283  Silene antirrhina L. C. Wheeler 1934-4-24 2546 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA477866  Silene gallica H. L. Bauer 1932-05 15378 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  LA82448  Silene gallica O. H. Kappler; 1941-3-13 119 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  CAS-BOT-BC174902  Silene laciniata J. Ewan 1930-5-30 2243 Los Angeles Above Lake Hollywood, Santa Monica Mountains 304 Comment
  SFV21127  Silene laciniata subsp. laciniata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  SFV16050  Silene laciniata subsp. laciniata A. M. Orcino, A. Sutton 1994-5-18 31 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  RSA477914  Silene laciniata subsp. major Gus Gluechert 1937-5-3 s.n. Los Angeles Hills above Culver City. Comment
  RSA477920  Silene laciniata subsp. major Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA438868  Silene verecunda subsp. platyota Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  UC1595358  Silene verecunda subsp. platyota Tim Ross 1992-7-24 6774 Los Angeles 1325 m distant from summit Strawberry Peak Strawberry Peak (Strawberry Potrero, San Gabriel Mts.); San Gabriel Mts., Strawberry Potrero, Strawberry Peak Comment
  CATA1425  Silybum marianum Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2586 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  RSA637506  Silybum marianum Valerie L. Soza, LeRoy Gross 1999-5-10 448 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SFV1528  Sisymbrium altissimum M. L. Vincent 1962-5-19 251 Los Angeles Mojave Desert 1 mile from Pearblossom on the road to Valyermo. Roadside. 1000 Comment
  UC68500  Sisyrinchium bellum unknown May, 1903 Los Angeles Los Angeles Comment
  RSA0087099  Sisyrinchium bellum Steven A. Junak 2001-5-4 SCa- 1484 Los Angeles Santa Catalina Island. W end of island, S of Parson's Landing. 109 Comment
  UCR125636  Solanum americanum A. C. Sanders 2003-5-26 26846 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
  RSA422402  Solanum douglasii T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA654420  Solanum douglasii Matt Brooks 1988-4-15 12 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  RSA422435  Solanum douglasii Wm. Martin 1972-4-1 76 H371B Los Angeles Gold Creek, Little Tujunga. Comment
  POM305734  Solanum elaeagnifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 920 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA670953  Solanum nigrum Joseph M. Keefe 2001-1-24 31036 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR129399  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA127409B  Solanum umbelliferum Robert Gustafson 1978-6-1 963 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  POM50613  Solanum umbelliferum L. R. Abrams 1901-4-3 1298 Los Angeles Santa Monica Mountains. Comment
  SEINET6186050  Solanum umbelliferum R. W. Summers 1886-1 s.n. Los Angeles Santa Monica hills Comment
  CAS-BOT-BC236429  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island 304 Comment
  UCD127067  Solanum xanti Gordon Pilone 1961-2-11 82 Los Angeles east of the Santa Ana Botanic Gardens in Claremont. 396 Comment
  SEINET6186067  Solanum xanti G. B. Grant June 02 no year 1218 Los Angeles Mt. Lowe 1524 Comment
  UCSB9422  Solanum xanti Haller, John 1950-3-30 Los Angeles U.C.L.A., Faculty Hill, near Sunset Blvd. Comment
  CLARK-A1528-4379  Solanum xanti var. intermedium John C. Roos 1937-6-29 1485 Los Angeles Malibu Beach Comment
  SEINET8498774 Image available Solanum xanti var. intermedium G. L. Hannan 1981-5-24 341 Los Angeles Soledad Canyon Road, 4.2 miles east of Aqua Dulce Road. 738 Comment
  RSA719742  Solidago californica R. G. Swinney 1996-8-7 5228 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  UCR270256  Solidago californica R. G. Swinney 2011-10-10 15761 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UC36213  Solidago velutina subsp. californica J. H. Barber 1897-9-29 286 Los Angeles Santa Monica Experimental Station Santa Monica, Santa Monica Experimental Station (Santa Monica, Southern California) Comment
  UCSB27682  Solidago velutina subsp. californica Lavinger, S. 1975-10-26 Los Angeles Charlton Flats Camp Grounds, near camp site #21; San Gabriel Mountains 1645 Comment
  UCD136149  Sonchus asper subsp. asper Ipso. 1904-3-22 s.n. Los Angeles St Anna. Comment
  POM11349  Sonchus oleraceus F. L. Robinson 1921-3-17 10 Los Angeles Claremont, near the Greek [Theater] Comment
  RSA188045  Sonchus oleraceus R. F. Thorne 1966-4-4 35790 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UCR210214  Sorghum bicolor R. G. Swinney 2008-10-20 9644 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA654190  Spartium junceum Marilyn Porter 1991-5-5 5 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA233382  Spergula arvensis Arthur C. Gibson, Linda C. Gibson 1972-2-26 2801 Los Angeles Dume Road near Point Dume Comment
  CAS-BOT-BC390139  Spergularia bocconi Huron H. Smith 1912-6-1 5072 Los Angeles Avalon Canyon, Santa Catalina Isl. 38 Comment
  RSA0097892  Spergularia bocconi R. L. Armacost 1963-5-23 1660 Los Angeles Santa Monica. Parkway-Corner 25th & Montana. Comment
  UCR68938  Spergularia macrotheca Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4250 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0098221  Spergularia macrotheca Meryl B. Dunkle 1939-4-5 7272 Los Angeles San Clemente Island. China Point. Comment
  SD67731  Spergularia villosa Louis C. Wheeler 1934-3-18 2453 Los Angeles West end Puente Hills 1.0 mile north Sycamore Canyon. 74 Comment
  UCR243013  Stachys albens R. G. Swinney 2009-8-6 11524 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  CSUSB1068  Stachys bullata Sally Crum 1966-4-16 Los Angeles San Gabriel Mountains San Gabriel Mountains; In deeply shaded ravine at southern end of San Lorenzo Nursery boundary road in Cloverleaf Canyon. 1066 Comment
  LA52385  Stachys bullata E. Lloyd; 1933-4-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA446636  Stachys bullata M. B. Dunkle 1933-4-19 3308 Los Angeles Palos Verdes Hills. Comment
  SBBG126888  Stachys rigida var. quercetorum A. Parikh, N. Gale 2011-5-12 3384 Los Angeles Chino Hills, Upper Sonome Cyn, 1.1 km S of Tonner Cyn 386 Comment
  LA52389  Stachys rigida var. rigida W. O. Griesel; 1936-4-18 Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA478181  Stellaria media F. R. Fosberg 1931-4-16 S- 4644 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island. 180 Comment
  SEINET4077821  Stellaria media R. Moran 1941-1 706 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UCR229523  Stellaria media Dan S. Cooper 2011-2-21 211- 36 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  PASA1288  Stellaria media Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA29635  Stellaria media Joseph A. Ewan 1933-06 10798 Los Angeles Abundant in moist soil of Salix thickets, along creek, Verdugo Canyon Comment
  UCR206415  Stephanomeria R. G. Swinney 2008-6-9 8956 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UC1070311  Stephanomeria cichoriacea Jerome S. Horton 1937-9-21 498 Los Angeles below Dalton Dam; Pomona Quad. 457 Comment
  UCR190741  Stephanomeria exigua R. G. Swinney 2001-5-18 7945 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
  UCR239955  Stephanomeria virgata R. G. Swinney 2009-11-16 11626 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
  RSA226084  Stillingia linearifolia R. F. Thorne 1971-6-17 39910 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  UCR61511  Stipa coronata B. Lennart Johnson 1958-5-15 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns., Bouquet Canyon Comment
  IRVC26955  Stipa lepida A. C. Sanders 2003-4-17 26074 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 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
  SEINET3130546  Stipa speciosa Unknown 3709 Los Angeles Acton, Mt. Gleason Comment
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Mar 9 2015
  UCR130865  Stipa speciosa A. C. Sanders, D. Malueg 1998-6-22 22044 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR43345  Stipa speciosa David Charlton 1986-6-15 238 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SBBG43674  Streptanthella longirostris E. R. Chandler 1967-4-14 Los Angeles near rd from Victorville to Pearblossom Comment