Search Results — 2000 specimen records retrieved (1553 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 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
  RSA719389  Abies concolor R. G. Swinney 1997-4-25 5499 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  POM737  Abronia maritima Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica Comment
  LA200661  Abronia maritima Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4345 Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  SBBG38790  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles China Pt Comment
  SD139533  Abronia umbellata Jon Rebman, Jonathan Dunn 1996-4-29 3105 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  SD41433  Abronia umbellata Edith A. Purer 1935-5-12 6594 Los Angeles El Segundo. Comment
  RSA522289  Acacia baileyana Steve Boyd 1990-2-3 3822 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  CAS-BOT-BC21683  Achillea millefolium L. R. Abrams; I. L. Wiggins 1931-7-3 294 Los Angeles Santa Barbara Island Comment
  RSA773912  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  SBBG12510  Achillea millefolium P. H. Raven 1962-4-11 17303 Los Angeles ca. 1 mi S of Wilson Cove 121 Comment
  UCR204211  Achillea millefolium R. G. Swinney 2001-9-16 8161 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  CAS-BOT-BC211919  Achnatherum coronatum Peter H. Raven; Henry J. Thompson; S. R. Snow 1956-6-22 9455 Los Angeles Burn below Mullholland Drive above Sepulveda Blvd., Santa Monica Mountains Comment
  CAS-BOT-BC218628  Achnatherum occidentale subsp. pubescens LeRoy Abrams 1902-6-29 2598 Los Angeles Summit of Mt. Wilson Comment
  CAS-BOT-BC29821  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles Comment
  SBBG13832  Acmispon americanus E. R. Blakley 1962-10-3 5376 Los Angeles Wrigley Reservoir at summit of the island rd 426 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
  CHSC891  Acmispon glaber var. brevialatus E. Thomas 1940-2-21 Los Angeles Padua Hills near Claremont. Comment
  OBI69392  Acmispon glaber var. glaber Dominique Joyner, Kitty Joyner 1994-4-2 13 Los Angeles Playa del Rey, disturbed area on Falmouth, across from front entrance to St. Bernard High School Comment
  UCD104218  Acmispon maritimus A. D. Gifford 1935-3-15 452 Los Angeles Seven miles south-east of Whitaker Peak. 548 Comment
  SBBG98434  Acmispon micranthus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5243 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 388 Comment
  SFV1850  Acmispon strigosus K. A. Wilson 1962-3-25 1252 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  LA201183  Acmispon wrangelianus O. H. Kappler; 1941-5-8 270 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  POM6262  Acourtia microcephala Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  CAS-BOT-BC133189  Adenostoma fasciculatum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  LA34176  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  UCR223392  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 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
  RSA390480  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-5 S 4775 Los Angeles Bullrush Canyon. Santa Catalina Island. Comment
  RSA588862  Adenostoma fasciculatum var. fasciculatum Orlando Mistretta 1994-9-21 1483 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  UC42031  Adiantum capillus-veneris R. S. Norris June 1893 Los Angeles Catalina Isl Comment
  RSA127901  Adiantum jordanii Peter H. Raven 1959-5-9 14173 Los Angeles Santa Monica Mountains: Mulholland Hwy. 1 mile W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  RSA687719  Adiantum jordanii B. C. Templeton, I. W. Clokey 1929-05 4538 Los Angeles Mandeville Canyon 350 Comment
  UC811132  Adiantum jordanii I. W. Clokey and E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  UCR194075  Adiantum jordanii R. G. Swinney, Dave Larson 1999-5-29 7237 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  SEINET6412857  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  RSA584910  Agoseris retrorsa Timothy S. Ross 1992-5-8 6298 Los Angeles San Gabriel Mountains: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N. 1244 Comment
  UCR204884  Agrostis R. G. Swinney 2005-8-9 8412 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  IRVC26647  Agrostis exarata L. C. Wheeler 1936-6-8 4130 Los Angeles Bell-W Fork of San Dimas Canyon divide. San Gabriel Mtns. 884 Comment
  POM308909  Agrostis exarata Anonymous 1943-7-30 660 Los Angeles Monroe station #12, San Dimas Experimental forest, U.S. Forest Dept. San Gabriel Mountains. Comment
  OBI40201  Agrostis stolonifera John C. Roos 1950-9-16 4988 Los Angeles Santa Monica Blvd & Midvale Ave, Los Angeles 61 Comment
  RSA230751  Agrostis stolonifera R. F. Thorne, M. Z. Thorne 1969-7-9 38562 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines 2088 Comment
  SEINET3282791 Image available Agrostis stolonifera R. G. Swinney 2008-10-16 9585 Los Angeles San Gabriel Mtns.; Jackson Lake, south side of Big Pines Highway. 1872 Comment
  UCR164853  Agrostis viridis Naomi Fraga, Lisa Rojas 2005-7-7 1610 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  UCR67066  Albizia lophantha Steve Morgan 1991-3-3 s.n. Los Angeles City of San Dimas, SW corner of San Dimas Avenue and Arrow Highway 283 Comment
  POM2673  Alchemilla occidentalis Philip A. Munz 1918-4-5 2223 Los Angeles Laguna Beach. Comment
  RSA165701  Allium burlewii Wesley O. Griesel 1963-6-5 805 Los Angeles Throop Peak, San Gabriel Mountains 2774 Comment
  SEINET10666941  Allium cepa Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3781 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SEINET10666942  Allium cepa Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3782 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA587207  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 1995-5-2 1662 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  CAS-BOT-BC135899  Allium haematochiton P. A. Munz 1918-4-11 2049 Los Angeles Lone Hill, Glendora 365 Comment
  RSA597819  Allium haematochiton L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  UC205708  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles Head of San Antonio Canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  UC3098  Allium monticola H. M. Hall 1899-6-17 1235 Los Angeles San Antonio Peak 2743 Comment
  CATA3405  Allium praecox Julia A. Parish, Tobias Nickel 2017-3-21 018 Los Angeles Santa Catalina Island: Exclosure 4A adjacent the Trans Catalina Trail 473 Comment
  SD21563  Allium praecox N. E. Bilderback 1938-3-16 Los Angeles Avalon, Catalina Island. Comment
  RSA724536  Allophyllum divaricatum K. Dobry 1991-6-24 d- 756 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SEINET4044460  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UC1517700  Allophyllum glutinosum Mrs. Trask May 1897 5 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UCR100414  Allophyllum glutinosum Scott D. White, Chet McGaugh 1995-5-16 3083 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA654658  Alnus rhombifolia Fred Brooks 1988-4-3 1 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UCR124669  Alnus rhombifolia B. C. Templeton 1933-7-21 5037 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  RSA127781  Amaranthus albus P. H. Raven, Henry J. Thompson 1959-6-4 s.n. Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA402977  Amaranthus blitoides Robert Gustafson 1980-9-16 1904 Los Angeles Ballona Wetlands Comment
  RSA607599  Amaranthus powellii L. C. Wheeler 1966-10-25 9066 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SD66837  Amblyopappus pusillus R. Mitchel Beauchamp 1967-3-17 250 Los Angeles San Clemente Island; east of Wilson Cove. Comment
  UC206213  Ambrosia chamissonis Katharine Brandegee Los Angeles Santa Catalina Island Santa Catalina Island Comment
  RSA416933  Ambrosia chamissonis Robert Gustafson 1981-4-14 2176 Los Angeles Ballona Wetlands, Area 1 Comment
  JEPS41036  Ambrosia psilostachya Elizabeth Day Palmer 1908-8-7 Los Angeles Los Angeles Comment
  SBBG18026  Ambrosia psilostachya D. E. Breedlove 1961-9-24 1293 Los Angeles Middle Ranch Cyn, 0.5 mi above Ben Weston Beach 60 Comment
  RSA5984  Ambrosia psilostachya C. B. Wolf 1932-9-13 4057 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  UCD128825  Ambrosia psilostachya J. Sauer; M. Mathias 1975-10-23 5749 Los Angeles Arroyo Sequit, western Santa Monica. Mountains. Comment
  UCSB69232  Ambrosia salsola var. salsola Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mountains region; W terminus of Holcomb Ridge, W of Big Rock Creek; along E, NE side of hill; N of Fort Tejon Road, west of Valyermo Road; (Valyermo 7.5 Quad. T4N, 5N R9W, 10 W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31) 1215 Comment
  CAS-BOT-BC142549  Amelanchier utahensis Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  JEPS45151  Amelanchier utahensis Frank W. Peirson 1911-1 Los Angeles Lower Rock Creek; San Gabriel Mountains Comment
  POM11922  Amelanchier utahensis Philip A. Munz 1922-5-30 5580 Los Angeles Mescal Valley, San Antonio Mountains. 2043 Comment
  UCR43315  Amelanchier utahensis David Charlton 1986-6-15 283 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA0062529  Amorpha californica var. californica R. G. Swinney 2010-6-4 13053 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  SBBG63531  Amsinckia intermedia R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR155912  Amsinckia retrorsa A. C. Sanders 2005-5-5 29877 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  SFV9420  Amsinckia tessellata M. L. Vincent, R. H. Swade 1964-4-2 479 Los Angeles San Gabriel Mountains Valyermo Road, about 200 m (1/8 mile) north of Pallett Road. 1085 Comment
  UCR239500  Amsinckia tessellata A. C. Sanders 2006-4-11 32046 Los Angeles Western Mojave Desert, Antelope Valley, NW of Fairmont Butte, Hwy 138 at 190th St. West 845 Comment
  HSC3528  Amsinckia tessellata C. S. Apperson 1967-6-3 Los Angeles 28 mi. E of Hwy. 99 on Ave. D Comment
  RSA525313  Amsinckia tessellata W. Wisura 1991-4-27 4470 Los Angeles Along Lancaster Road, NW of Munz Ranch Road. Antelope Valley. Comment
  UCSB45405  Amsinckia tessellata Osburn, Rob 1979-3-25 Los Angeles West Antelope Valley - 70th St. and Ave. L 716 Comment
  RSA0091451  Amsinckia tessellata var. tessellata LeRoy Gross, P. Morton 2004-6-9 1349 Los Angeles Liebre Mountains region: West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys). 1688 Comment
  UCR114072  Amsinckia tessellata var. tessellata L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mtns., Kentucky Springs Canyon 1220 Comment
  RSA226227  Anagallis arvensis Gary D. Cromwell, David W. Wheat 1971-5-8 620 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora 396 Comment
  UC66731  Anagallis arvensis N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  RSA655780  Andropogon glomeratus var. scabriglumis LeRoy Gross, Wayne Law 2000-8-8 248 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. 337 Comment
  RSA611645  Androsace elongata subsp. acuta Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10125 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 1055 Comment
  UCSB3790  Anemopsis californica Ralph, F. 1959-7-18 Los Angeles U.S. 99 about 6.4 miles south of its jet. with Calif. 138 762 Comment
  RSA249783  Anisocoma acaulis R. F. Thorne, Gary D. Wallace 1973-4-25 43404 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  SBBG12583  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles 2 mi E of Gorman 1097 Comment
  CAS-BOT-BC64024  Anisocoma acaulis Frank W. Peirson 1924-5-14 4608 Los Angeles Near Summit Cajon Pass Comment
  RSA710836  Anisocoma acaulis LeRoy Gross 2005-5-3 2207 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR127059  Antirrhinum coulterianum Mark A. Elvin, Cathleen Weigand 2003-4-8 2459 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  POM50575  Antirrhinum kelloggii L. R. Abrams 1899-5-30 333 Los Angeles Sepulveda Canon Comment
  RSA309627  Antirrhinum multiflorum Walter Wisura 1983-8-30 3927 Los Angeles San Antonio Canyon, below tunnels, in gravels near bottom of canyon Comment
  SD90556  Aphanisma blitoides Robert F. Thorne 1973-4-12 42950 Los Angeles San Clemente Island, Pyramid Cove at south end of island Comment
  RSA0119034  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2007-4-24 33490 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1128 Comment
  RSA226187  Arabis glabra var. glabra Gary D. Cromwell, David W. Wheat 1971-5-14 657 Los Angeles Mystic Canyon, 2 miles NE of Glendora Comment
  UCR191677  Arabis pulchra T. B. Salvato 2008-4-22 3300 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  POM354168  Arceuthobium campylopodum Fordyce Griffiths Jr. 1916-9-20 1410 Los Angeles San Gabriel Mountains: Barley Flats Comment
  RSA624566  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains: Punchbowl Canyon. 1494 Comment
  RSA188067  Arctostaphylos catalinae R. F. Thorne 1966-4-29 36318 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 411 Comment
  RSA0048553  Arctostaphylos glandulosa Paul Gripp s.n. Los Angeles Topanga Canyon. 365 Comment
  RSA629071  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20362 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  POM367267  Arctostaphylos glandulosa subsp. mollis Kenneth R. Montgomery 1973-3-22 73 -2 Los Angeles site of LASCA Cistus field plot Comment
Read comments
Nov 19 2011
  RSA631209  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21982 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA631487  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15975 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631534  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15744 Los Angeles Santa Clara Divide Road (3N17), 2 km off Sand Canyon Road. 900 Comment
  RSA631686  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-5-27 22820 Los Angeles Slope north of Switzer's, adjacent to Angeles Crest Highway. 1000 Comment
  UCSB4732  Arctostaphylos glauca Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route; Pacific slope drainage area 822 Comment
  SEINET12524583 Image available Arctostaphylos glauca Taylor 1961-1 438 Los Angeles Mt. San Antonion canyon (San Gabriel Range) 914 Comment
  RSA70415  Arctostaphylos parryana F. W. Peirson 1922-7-6 3196 Los Angeles hills immediately south of divide, Big Pines, north side of San Gabriel Mountains 2104 Comment
  UC1137451  Arctostaphylos parryana H. A. Jensen 1933-3-20 274 Los Angeles Sunset Peak Angeles National Forest, Cucamonga Quadrangle Comment
  RSA634701  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20380 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA634789  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20468 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634838  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20227 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634909  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22053 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  CAS-BOT-BC293695  Arctostaphylos pungens Jim Shevock 1971-3-15 789 Los Angeles G-3 Rd; Angeles Forest Hwy 1280 Comment
  RSA434286  Argemone corymbosa Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA0031344  Argemone munita Pam De Vries 2013-5-20 7861 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the 15 freeway, just east of Zenobia Rd. 1035 Comment
  UCR270675  Argemone munita R. G. Swinney 2011-5-24 14819 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
  SDSU634  Argemone munita Gerald Collier 1951-4-27 2832 Los Angeles US HWY 6 about 30 miles south of Palmdale. Comment
  CDA6801  Argyranthemum foeniculaceum R. E. Riefner Jr. 2007-3-1 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar Street at Palos Verdes Drive West. Comment
  SBBG113075  Aristida adscensionis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 606 Los Angeles just S of Whitley's Pk, just E of spine, overlooking Swain's (Swain) Cyn 365 Comment
  RSA385013  Aristida adscensionis var. modesta Anstruther Davidson 1890-06 s.n. Los Angeles Sunnyside. Near Los Angeles. Comment
Read comments
May 26 2015
  SEINET4342625  Aristida divaricata F. L. Scribner s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC90159  Artemisia californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4198 Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side Comment
  POM306250  Artemisia californica Henry J. Ramsey, Henry J. Ramsey 1939-1-1 I 370 Los Angeles Eaton Canyon, Altadena. Comment
  SD85056  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Santa Catalina Island, ocean bluff Comment
  UC64863  Artemisia californica N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  UCR189935  Artemisia californica T. B. Salvato, Sandra Murcia 2007-10-18 3090 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  RSA754436  Artemisia douglasiana Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1801 Los Angeles San Gabriel River 181 Comment
  SBBG79891  Artemisia douglasiana F. R. Fosberg 1931-7-11 5381 Los Angeles Cape Cyn 220 Comment
  UCR186599  Artemisia douglasiana T. B. Salvato, Sarah Flack 2007-8-8 3037 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 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
  RSA188485  Artemisia douglasiana R. F. Thorne, John Olmsted 1965-8-26 35398 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  RSA661175  Artemisia douglasiana LeRoy Gross 2001-9-1 444 Los Angeles Verdugo Mountains; north side, Small side canyon off of La Tuna Canyon Road just west of locked gate of Hostetter Mountain Way. 488 Comment
  SBBG125907  Artemisia douglasiana A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37023 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, sw lobe of Irwindale between Baldwin Park and El Monte 92 Comment
  CHSC95514  Artemisia dracunculus LeRoy Gross; Valerie Soza 2003-5-15 914 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  POM249899  Artemisia dracunculus Gaines 1939-08 s.n. Los Angeles Near U.C.L.A. Campus, Westwood. 591 Comment
  UCR210171  Artemisia ludoviciana R. G. Swinney 2008-10-16 9618 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UC91201  Artemisia nesiotica T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  CAS-BOT-BC97274  Artemisia tridentata subsp. parishii J. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley Comment
  CATA3521  Arundo donax Julia Parish 2018-2-1 003 Los Angeles Santa Catalina Island: Channel side; Avalon; 88 Country Club Dr. 52 Comment
  SD186058  Asclepias californica A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26046 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway. 366 Comment
Read comments
Apr 10 2014
  UCSB33705  Asclepias eriocarpa Miller, Brian 1960-7-20 Los Angeles Charlton Flats, San Gabriel Mountains 1828 Comment
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Oct 29 2014
  RSA314164  Asclepias eriocarpa W. Wisura 1983-8-4 3925 Los Angeles San Gabriel Mtns: Johnson's Pasture, Claremont. Comment
  RSA401680C  Asclepias eriocarpa F. R. Fosberg, J. A. Ewan 1931-8-11 S 5530 Los Angeles NW spur Mt Islip 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
  SEINET10637045  Asclepias fascicularis A. R. Davis 1915-6-30 Davis s.n. 1915 Los Angeles Claremont, Palmer's Canyon Comment
  IRVC12866  Asparagus officinalis O. F. Clarke 1967-10-24 s.n. Los Angeles Henry E. Huntington Memorial Garden. Comment
  LA200072  Aspidotis californica Lawrence L. Kiefer; 1966-3-12 1700 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  UC1929527  Astragalus bicristatus Valerie Soza, Naomi Fraga 2003-6-13 1670 Los Angeles Transverse Ranges; San Gabriel Mountains region; Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06; Mount San Antonio quad.; T3N R7W S18, SW/4; UTM 3800050N, 0439579E; elev. 8300 ft 2530 Comment
  RSA726009  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark Elvin 2003-4-28 26134 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
  RSA415473  Astragalus didymocarpus var. dispermus Anstruther Davidson 1926-05 s.n Los Angeles Llano, Mojave Desert. Comment
  CAS-BOT-BC182836  Astragalus douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines, San Gabriel Mts. 1066 Comment
  CAS-BOT-BC182855  Astragalus douglasii Carl B. Wolf 1937-4-28 8510 Los Angeles Western Mojave Desert. Antelope Valley, 2 mi. E. of Fairmont 822 Comment
  POM184698  Astragalus douglasii var. douglasii Joseph A. Ewan 1932-5-29 7191 Los Angeles Lower Arrastre Canyon, San Gabriel Mountains 915 Comment
  POM2582  Astragalus gambelianus W. R. Shaw 1900-4-8 31 Los Angeles Claremont. Comment
  SBBG131808  Astragalus miguelensis S. A. Junak, B. Collins 1991-4-24 SCI 186 Los Angeles dune area, just N of Eel Cove Cyn, E side of dunes 42 Comment
  RSA515089  Astragalus nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 798 -2 Los Angeles San Clemente Island: NW end of main runway. 3 Comment
  CAS-BOT-BC194248  Astragalus pachypus S. B. Parish 1914-5-27 9223 Los Angeles Ner the summit of the desert slope of Tejon Pass Comment
  UCR97771  Astragalus pachypus C. Pierce, G. Pratt 1997-3-4 s.n. Los Angeles San Gabriel Mtns., Carr Canyon, near town of Little Rock 1159 Comment
  UCR186997  Astragalus purshii var. tinctus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31958 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  UCR12072  Astragalus trichopodus Coleta A. Lawler 1971-4-11 260 Los Angeles Western Transverse Range; Santa Monica Mtns., on Mulholland Hwy NE of Lake Malibu 244 Comment
  LA200437  Astragalus trichopodus var. lonchus M. Baldwin; Harvey Anderson, L. Ellison 1930-3-7 sn Los Angeles Comment
  LA82134  Astragalus trichopodus var. lonchus O. H. Kappler; 1941-3-12 710 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Topanga Canyon State Park, 2.75 mi up Topanga Canyon Blvd. 152 Comment
  SD52982  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Santa Catalina Island, Airport Road on main ridge about .5 miles W of Middle Ranch turn-off Comment
  CAS-BOT-BC194071  Astragalus trichopodus var. lonchus Geo. B. Grant 6806 Los Angeles Unspecified Comment
  UC40778  Asystasia bella Ernest Braunton May 1901 Los Angeles Los Angeles Cal. Comment
  RSA411860  Atriplex argentea F. R. Fosberg 1930-7-7 S- 3143 Los Angeles Alamitos Bay 5 Comment
  UC1234796  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-11 17998 Los Angeles just s old airstrip (San Clemente Island); San Clemente Island Comment
  SFV15338  Atriplex californica J. C. Dittes, P. Dittes 1990-3-17 55 Los Angeles Santa Monica Mountains El Matador State Beach trail. 18 Comment
  RSA226016  Atriplex canescens subsp. canescens R. F. Thorne, C. W. Tilforth 1971-6-29 40682 Los Angeles San Gabriel Mts., Angeles National Forest: N slope San Gabriel Mts., ca. 1.5 miles E of junction of Aliso Creek wash and Santa Clara River in sandy wash of Aliso Canyon. 854 Comment
  CAS-BOT-BC140676  Atriplex glauca Dan S. Cooper 2010-5-3 510 -42 Los Angeles South Coast: Portuguese Bend, Palo Verdes Peninsula 63 Comment
  RSA746735  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  SBBG126151  Atriplex glauca A. C. Sanders with T. B. Salvato 2009-5-19 36812 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall called Montebello Town Center 110 Comment
  SBBG77607  Atriplex lentiformis subsp. breweri E. Z. Rett, P. C. Orr 1945-4-3 Los Angeles San Clemente Island Comment
  SD40171  Atriplex lentiformis subsp. breweri Edith A. Purer 1934-8-3 5908 Los Angeles Near Redondo. Comment
  CATA856  Atriplex leucophylla Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1665 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  SD252312  Atriplex leucophylla Steven A. Junak 1999-7-16 Sca 1058 Los Angeles Santa Catalina Island: Behind beach at N side of Cottonwood Canyon mouth. 3 Comment
  SBBG14236  Atriplex pacifica M. A. Piehl 1962-6-9 62339 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UC444328  Atriplex parryi Parry 1881-1 282 Los Angeles Colton Lancaster; Mohave Desert; Colton, Lancaster, Mohave Desert Comment
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Mar 1 2011
  RSA187653  Atriplex prostrata R. F. Thorne 1966-9-14 s.n. Los Angeles Santa Catalina Island, Little Harbor 5 Comment
  RSA453958  Atriplex semibaccata Gertrude Dunn 1930-10-9 s.n. Los Angeles Huntington Beach, 1/2 mile east of beach Comment
  UCR280075  Atriplex spinifera Onkar Singh 2016-4-2 5692 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
  SD8050  Atriplex triangularis J. C. Nevin Unknown Los Angeles Los Angeles Comment
  SD69355  Avena barbata Robert F. Thorne, P. Everett 1965-5-11 34587 Los Angeles North beach at base of rocky slope, Little Harbor, Santa Catalina Island. 14 Comment
  RSA585245  Avena fatua L. C. Wheeler 1934-4-15 2517 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  RSA710386  Avena sativa LeRoy Gross 2005-5-3 2185 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UCSB6783  Avena sativa Beach, Kay 1943-3-25 Los Angeles San Dimas Experimental Forest; Dalton Comment
  IRVC26938  Avena sativa A. C. Sanders, Andy Thompson 2003-4-17 26078 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  RSA654183  Baccharis glutinosa Marilyn Porter 1991-5-19 28 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA0008310  Baccharis malibuensis Jon E. Keeley 1993-6-24 22826 Los Angeles Glen behind greenhouse at Soka University off La Virgenes Rd. 300 Comment
  RSA0008315  Baccharis malibuensis Carl Wishner 1991-8-12 1993 Los Angeles Santa Monica Mountains, Malibu Creek drainage, known as Soka University, near former Spensley residence and Diamond X Ranch 244 Comment
  RSA706910  Baccharis pilularis Gary D. Wallace, M. Wallace 1985-3-2 2176 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  JEPS26125  Baccharis plummerae subsp. plummerae Peter H. Raven and Henry J. Thompson 1958-10-11 13749 A Los Angeles 1.8 mi n of Coast Highway Tuna Canyon (Tuna Canyon, Santa Monica Mountains); Santa Monica Mountains 426 Comment
  CAS-BOT-BC98175  Baccharis salicifolia Lewis S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mountains 335 Comment
  HSC5130  Baccharis salicifolia C. E. Fellows 1965-4-15 32 Los Angeles 1 mi. NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  RSA624053  Baccharis salicifolia L. C. Wheeler 1967-5-23 9695 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR209304  Baccharis salicifolia A. C. Sanders 2009-11-6 37226 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCSB6385  Baccharis salicifolia McElwain, Isabelle 1953-3-29 Los Angeles 1/4 mi. N. at 18000 Bull Canyon Rd., Granada Hills 457 Comment
  RSA0029482  Baccharis sarothroides Sarah Ratay, Vyki Englert 2009-11-29 110 Los Angeles Santa Catalina Island. Empire Fire perimeter (2006), in transect 2b line. Uphill from old marble quarry. Comment
  UC1119010  Balsamorhiza deltoidea A. D. Gifford 1935-4-12 571 Los Angeles 4 mi wsw of Manzana; Tejon Quadrangle 1005 Comment
  HSC87152  Berberis nevinii Steve Boyd, Dave Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP pump station #2, S of pump Comment
  SDSU13764  Berberis nevinii unknown 1940-5-20 3181 Los Angeles San Fernando Valley. Comment
  SFV1328  Berberis pinnata M. L. Vincent 1962-4-6 160 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of New Topanga Road. Rocky hillside. Comment
  UCR205662  Bidens pilosa A. C. Sanders, T. B. Salvato 2009-5-20 36878 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
  UCR258887  Bidens pilosa R. G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA367453  Bloomeria crocea var. crocea N. C. Cooper 1948-5-13 2755 Los Angeles Pomona 305 Comment
  RSA629685  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7031 Los Angeles San Gabriel Mts.: 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
  CAS-BOT-BC14721  Boechera repanda I. Johnston 1917-7-3 1464 Los Angeles Upper San Antonio Canyon. 2286 Comment
  UC195529  Boykinia rotundifolia D. L. Crawford 1915-7-15 551 Los Angeles mts near Claremont; Mts. near Claremont Comment
  RSA0069716  Brachypodium distachyon Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 6 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  RSA0107447  Brassica geniculata R. G. Swinney 2011-10-18 15823 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
  SBBG133188  Brassica geniculata J. Savage 2003-4-11 JS- 1 -2003 Los Angeles San Clemente Island [old landing field] 259 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
  UCR258842  Brassica geniculata R. G. Swinney 2010-3-22 12038 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA736299  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountain foothills, city of Glendora at Brodiaea filifolia location at the end of N Loraine Ave. 473 Comment
  RSA482926  Brassica rapa Robert M. Perkins 1935-3-20 s.n. Los Angeles Los Angeles. Comment
  RSA0126401  Brassicaceae Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2185 Los Angeles North Craig Ave., Altadena. Comment
  RSA128004  Brickellia nevinii Peter H. Raven, Henry J. Thompson 1959-10-31 14723 Los Angeles Mandeville Canyon 5.8 miles north of Sunset Boulevard 366 Comment
  CATA1990  Bromus catharticus Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 367 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road 228 Comment
  POM364045  Bromus catharticus Robert Gustafson 1981-4-14 2169 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA599123  Bromus catharticus V. W. Steinmann 1996-5-6 855 Los Angeles Pomona. Comment
  LA13816  Bromus diandrus A. M. Johnson; 1932-4-8 3934 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA0087238  Bromus diandrus R. G. Swinney 2010-4-28 12381 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA595654  Bromus diandrus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8574 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA607460  Bromus diandrus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St.. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  POM363877  Bromus hordeaceus Robin S. Collins 1973-4-30 256 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  RSA706983  Bromus hordeaceus Prince, N. Refulio 2002-3-25 2 -280 Los Angeles Claremont. ~1 km south of San Antonio Dam on Mt. Baldy Rd. 600 Comment
  CAS-BOT-BC227187  Bromus laevipes Scott D. White; Justin Wood 2008-5-8 11944 Los Angeles Puente / Chino Hills: SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights 305 Comment
  SBBG116993  Bromus madritensis S. A. Junak 2001-5-3 SCa 1474 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  SBBG131138  Bromus madritensis S. A. Junak 1999-5-21 SCa 964 Los Angeles ridge just E of KBRT Radio Station, along S side of Airport Rd, on E side of KBRT Valley 445 Comment
  SBBG119283  Bromus pseudolaevipes V. Soza, L. Moore 1999-6-30 593 Los Angeles upper Winter Crk Trail; T1N R11W NW/4, NW/4 S3 853 Comment
  RSA557824  Bromus rubens D. Charlton 1989-4-7 2830 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA659808  Bromus rubens Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 82 Los Angeles San Clemente Island. Comment
  UCD59578  Bromus rubens Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  UCR220159  Bromus rubens R. G. Swinney 2009-4-2 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  SEINET10518057  Bromus rubens Betty Venrick 1961-5-11 Venrick 575 Los Angeles Rancho Santa Ana Botanical Gardens. Mt. Range San Gabriel. Pacific slope. Aoil alluvial. Calif. chaparral. 335 Comment
  RSA628773  Bromus stamineus Gary D. Wallace 1979-4-19 1698 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
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Aug 10 2018
  RSA599869  Bromus sterilis Steve Boyd, Lauren Raz 1997-5-6 9714 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UC816449  Bromus tectorum L. R. Abrams 1927-4-30 11744 Los Angeles between Neenach and Fairmont (Antelope Valley); Antelope Valley Comment
  UCR190856  Bromus tectorum R. G. Swinney 1998-7-2 6222 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA0073363  Brugmansia R. G. Swinney 2010-3-16 11958 Los Angeles 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
  CATA3486  Caesalpinia spinosa Nathalie Cartan, Benjamin Dion 2017-11-3 007 Los Angeles Santa Catalina Island: Channel side; 5-10 meters west of Banning House Road, south of Two Harbors 116 Comment
  RSA466525  Calandrinia breweri I. W. Clokey 1929-03 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA232797  Calandrinia ciliata R. F. Thorne 1966-4-17 36098 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  UC1134431  Calochortus albus A. D. Gifford 1934-4-24 156 Los Angeles 1.5 mi nw Castro Pk.; Triunfo Pass 548 Comment
  UCR190252  Calochortus albus R. G. Swinney 2000-5-21 7773 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  UCR194070  Calochortus albus R. G. Swinney, Dave Larson 1999-5-29 7216 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with East Fork 549 Comment
  CAS-BOT-BC227419  Calochortus catalinae Tim Ross 1993-4-22 6889 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); southerly coastal slope 1320 m SE of Cactus Peak summit 350 Comment
  LA22329  Calochortus catalinae Carl Epling; 1939-2-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  RSA133380  Calochortus catalinae Peter H. Raven, Henry J. Thompson 1959-4-3 13929 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
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Mar 25 2017
  RSA369057  Calochortus catalinae Robert L. Dressler 1949-6-19 896 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  SEINET3884907  Calochortus catalinae Hannah I. Stevens, Daphne K. Christopher 2003-4-4 267 Los Angeles Santa Monica Mountains. Stunt Ranch Santa Monica Mountains Reserve. About 4.5 miles N of the city of Malibu.; 0 340 Comment
  UCSB45464  Calochortus clavatus Batson, J. 1979-5-25 Los Angeles 8 miles southwest of the junction of Highway 101 and Westlake Boulevard on Highway 23 426 Comment
  RSA377339  Calochortus clavatus var. clavatus Anstruther Davidson 1892-05 s.n. Los Angeles Laurel Canyon [Santa Monica Mountains] [Angeles National Forest, JSA 8/30/12] Comment
  RSA729666  Calochortus invenustus Richard G. Swinney 1998-7-2 6256 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SD90392  Calochortus kennedyi Robert F. Thorne 1973-5-11 43458 Los Angeles San Gabriel Mountains, Mojave Desert slope, I(c)-Ao mile north of Bob's Gap, north slope of Holcomb Ridge, ca. 2I(c) miles due south of Llano. 1157 Comment
  RSA587218  Calochortus kennedyi var. kennedyi Orlando Mistretta, Christine Mistretta 1995-5-2 1669 -A Los Angeles Carr Canyon. 1098 Comment
  RSA641303  Calochortus palmeri var. palmeri Orlando Mistretta, Mark Elvin 1995-3-30 1681 Los Angeles San Gabirel Mountains: Devil's Punchbowl., Near 34 24 54 N 117 50 55 W. 1311 Comment
  RSA377426  Calochortus plummerae Louis E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch). Sierra Madre Mountains. Comment
  UCR149786  Calochortus plummerae Scott D. White, Pam Devries 2004-6-14 10494 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  UCR51546  Calochortus venustus K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest on Pine Canyon Road (Hwy N2), 5 mi east of Three Points 1402 Comment
  RSA0120156  Calystegia macrostegia R. G. Swinney 2014-5-27 16673 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  SD47444  Calystegia macrostegia Ira L. Wiggins 1949-2-22 11964 Los Angeles San Clemente Island; near northeast end of island. 45 Comment
  LA103309  Calystegia macrostegia subsp. intermedia Barry A. Prigge; 1986-3-19 6924 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  RSA653471  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 748 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  CATA300  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs 1973-6-5 320 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  RSA599177  Calystegia macrostegia subsp. macrostegia Scott D. White 1997-3-12 4765 Los Angeles Santa Monica Mountains: NW of Zuma Beach. Encinal Canyon Rd between Pacific Coast Hwy & Mulholland Hwy. 8 Comment
  CAS-BOT-BC221316  Calystegia macrostegia subsp. tenuifolia Louis C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive Comment
  SBBG122074  Calystegia peirsonii A. Parikh, N. Gale 2003-4-10 1740 Los Angeles 3 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N bank of Santa Clara River 400 Comment
  CHSC57475  Camissonia L. Mayer; I. Mayer 1974-4-10 166 Los Angeles Hwy 18 ca. 1 mi nw of its junction with Hwy 138. Comment
  UCR232369  Camissonia boothii subsp. desertorum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8014 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, E of Amargosa Creek, E side of Sierra Highway, 630 m N of Ave F and one km S of Ave E 702 Comment
  RSA654037  Camissonia californica Valerie L. Soza, Laura Moore 2000-5-10 850 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 564 Comment
  RSA660421  Camissonia californica Orlando Mistretta 1992-5-21 398 Los Angeles Right Star Mine, S of Acton. Comment
  UCR260088  Camissonia campestris Mitch Provance, Callen Huff 2009-4-28 10706 A Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCD103325  Camissonia campestris Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 33 Los Angeles City of Llano, Mojave Desert, 2.9 miles S of Hwy 138, on Largo Vista Road, W side of road. 850 Comment
  RSA507526  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-7-24 9740 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  SBBG44367  Camissonia campestris subsp. campestris G. Sphon, D. Hearn 1956-5-30 18 Los Angeles Black Butte, Antelope Valley Comment
  UCD103401  Camissonia campestris subsp. campestris J. M. Tucker 1962-4-18 3619 Los Angeles Oso Canyon, 1.5 miles SE of Hamilton Field gate. 1188 Comment
  RSA454048  Camissonia cheiranthifolia subsp. suffruticosa L. E. Hoffman 1931-7-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA0049474  Camissonia hirtella Richard G. Swinney 2010-4-20 12273 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA747773  Camissonia hirtella Scott D. White, Justin M. Wood 2009-5-6 12671 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR230253  Camissonia hirtella Dan S. Cooper 2011-4-26 411- 4 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  UCR272361  Camissonia hirtella R. G. Swinney 2011-6-20 15224 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  UCR276907  Camissonia hirtella R. G. Swinney 2011-3-29 14248 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
  UCR110881  Camissonia intermedia A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21988 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  RSA702960  Camissonia pallida Scott D. White, Michael Honer 2004-3-30 9972 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  OBI70929  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9316 Los Angeles Liebre Mtn Region. Upper end of broad alluvial valley at head of Cienaga cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch 1280 Comment
  RSA343362  Camissonia strigulosa F. R. Fosberg 1983-4-22 64136 Los Angeles Munz Ranch Road, Willow Springs Creek, San Gabriel Mts. Comment
  JEPS89948  Camissoniopsis confusa Dean W. Taylor 1992-5-1 12492 Los Angeles 1 mi. e. Georges Gap (on Angeles Crest Hwy.); San Gabriel Mts. 1219 Comment
  CAS-BOT-BC160518  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles Canyon mouth southeast of Eel Point, half way toward Seal Cove. San Clemente Island 6 Comment
  CATA3037  Camissoniopsis intermedia Amy Catalano 2016-3-18 044 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 308 Comment
  SDSU3381  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles At edge of grassy field next to sand dune, about 1/4 mile east of Killgore Street, Playa del Rey. Comment
  UCSB4524  Camissoniopsis pallida subsp. pallida Haller, John 1957-4-13 Los Angeles Palmdale Ave, 0.7 miles E. of junc with Calif. 138, and ca. 9 miles E. of center of Palmdale 762 Comment
  RSA595514  Capsella bursa-pastoris L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  RSA650985  Capsella bursa-pastoris A. E. Hersh 1950-7-2 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  LA204288  Cardamine californica Carl Epling; May 1925 sn Los Angeles Arroyo Seco, [Pasadena?] Comment
  UCR200210  Cardamine oligosperma Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 882 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  UCR91380  Cardamine oligosperma Scott D. White 1995-3-14 2543 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, along creek above San Dimas Reservoir. 457 Comment
  CAS-BOT-BC384771  Cardionema ramosissimum S. B. Parish; W. F. Parish 1882-10-1 933 Los Angeles Centenella Ranch Comment
  RSA674587  Carduus pycnocephalus Scott D. White 2000-5-6 7779 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  RSA0110787  Carex Richard G. Swinney 2010-9-30 13921 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
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Sep 12 2018
  RSA0065711  Carex alma Justin M. Wood 2011-7-7 4339 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCD169228  Carex alma R. G. Swinney 2009-6-12 11136 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UC212798  Carex alma I. Johnston 1917-7-4 1425 Los Angeles Bear Flats San Antonio Mountains 1752 Comment
  CAS-BOT-BC21760  Carex hassei Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Moutains: South Fork Alder Gulch. 1676 Comment
  POM156656  Carex praegracilis Le Roy Abrams 1903-4-10 3239 Los Angeles Ballona marshes near Mesmer Comment
  CAS-BOT-BC118425  Carex praegracilis Joseph Andorfer Ewan 1932-4-30 7447 Los Angeles Pacific Electric Ry. Bridge, Culver City. Comment
  CAS-BOT-BC117942  Carex schottii George Bernard Grant 1902-2-1 137 Los Angeles Pasadena. Comment
  UCR147046  Carex schottii L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Graveyard Canyon, second side canyon 610 Comment
  CAS-BOT-BC116597  Carex subfusca LeRoy Abrams 1901-7-1 1933 Los Angeles Mt. San Antonio. 3048 Comment
  RSA88843  Carex subfusca Joseph A. Ewan 1936-7-22 9797 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA364557  Carex subfusca B. C. Templeton 1932-6-1 4674 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  SEINET7577156 Image available Carex subfusca Timothy S. Ross, Steve Boyd 1990-5-17 2579 Los Angeles San Gabriel Mountains, Little Gleason Forestry Plantation, north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit. Acton USGS 7.5' quadrangle. Forest Service tree plantation. 1682 Comment
  RSA0011153  Carya L. M. Prince, Lucinda A. McDade, Norm Ellstrand, Pace Lubinsky, Andrea Kaus 2008-8-18 513 Los Angeles Bonelli Park, San Dimas 315 Comment
  HSC101893  Castilleja applegatei Scott D. White 2004-8-11 10714 Los Angeles San Gabriel Mtns: About 8 air miles W-NW of Wrightwood; E of Fenner Saddle Rd. on Pacific Crest Trail. 2134 Comment
  RSA660449  Castilleja applegatei subsp. martinii Orlando Mistretta 1992-6-26 622 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  RSA81469  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  SBBG17988  Castilleja foliolosa E. R. Blakley 1963-4-7 5525 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  SD185310  Castilleja foliolosa Andy C. Sanders 2005-5-11 30173 Los Angeles Santa Clarita area, Plum Canyon along Plum Canyon Road. Between crest and vernalpool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 579 Comment
  SFV3333  Castilleja foliolosa K. A. Wilson 1961-3-11 988 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  CATA500  Castilleja foliolosa Sara L. Crockett 1997-4-2 642 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.2 mile up ridge 304 Comment
  RSA400554  Castilleja foliolosa Ora M. Clark 1929-3-29 1798 Los Angeles East of Sandberg. Comment
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Sep 17 2007
  UC198123  Castilleja linariifolia Katharine Brandegee Aug 1910 Los Angeles Ravenna Comment
  CAS-BOT-BC32553  Castilleja martinii LeRoy Abrams 1901-7-10 1881 Los Angeles Wilson's Flat Comment
  POM4455  Castilleja miniata subsp. miniata I. M. Johnston 1917-7-28 1527 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  RSA191365  Castilleja minor subsp. spiralis Robert F. Thorne, M. Z. Thorne 1967-7-19 37182 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UC166879  Castilleja minor subsp. spiralis unknown 1904-6-17 142 Los Angeles Pasadena Comment
  UCR256589  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2011-6-4 3413 Los Angeles Western Transverse Range; eastern Liebre Mtns., Sierra Pelona, 5.5 km west of State Hwy 14, 2.0 km SW of California Aqueduct 1123 Comment
  RSA0035489  Caulanthus amplexicaulis Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  RSA171171  Caulanthus amplexicaulis var. amplexicaulis R. F. Thorne 1963-7-11 32776 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA653838  Caulanthus heterophyllus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 771 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UCR184119  Caulanthus lasiophyllus A. C. Sanders, T. B. Salvato 2007-4-24 33495 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  CAS-BOT-BC39563  Caulanthus major Joseph Ewan; Nesta Ewan 1936-8-2 s.n. Los Angeles San Gabriel Mountains. 1.5 mile below head of Cedar Canyon off Mescal Creek. Comment
  SD72253  Ceanothus cordulatus Jeannette L. Huber 1969-5-25 973 Los Angeles One mile east of Kratka Ridge, Pleasant View Ridge Trail, San Gabriel Mountains 2286 Comment
  RSA17557  Ceanothus crassifolius Carl B. Wolf 1936-5-27 7844 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA398869  Ceanothus crassifolius Unspecified 1936-5-12 20548 Los Angeles San Antonio Canyon. Comment
  UC1071004  Ceanothus crassifolius P. L. Johannsen 1934-2-2 276 Los Angeles San Fernando Pass Santa Susana quad Comment
  RSA398582  Ceanothus cyaneus L. E. Hoffman 1934-4-21 s.n. Los Angeles Bird Santucary, Griffith Park. Comment
  RSA774748  Ceanothus greggii R. G. Swinney 2009-6-17 11163 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  CAS-BOT-BC50157  Ceanothus integerrimus Geo. B. Grant 1904-3-18 s.n. Los Angeles Summit Mt. Wilson 1676 Comment
  RSA549131  Ceanothus integerrimus Tim S. Ross, Peter Fritsch 1990-6-20 3685 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA658364  Ceanothus integerrimus Naomi Zohman 1985-4-28 6 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  LA44856  Ceanothus leucodermis O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  UC729574  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard. 121 Comment
  RSA550403  Ceanothus oliganthus var. oliganthus Tim S. Ross, Peter Fritsch 1990-6-20 3596 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA658227  Ceanothus oliganthus var. oliganthus Naomi Zohman 1985-4-28 32 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  LA105112  Ceanothus spinosus Barry A. Prigge; 1988-7-9 8269 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
  UC1071356  Ceanothus spinosus R. St. John 1930-1-20 74 Los Angeles 2 1/2 mi e Triunfo Pass (Plot 9); Triunfo Pass Quad. Comment
  CAS-BOT-BC52495  Ceanothus vestitus Le Roy Abrams; E. A. McGregor 1908-7-2 567 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1524 Comment
  UCR223368  Ceanothus vestitus R. G. Swinney 2009-5-20 10821 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA702077  Centaurea cyanus Scott D. White, Pam De Vries 2004-5-18 10451 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
  RSA0082898  Centaurea melitensis R. G. Swinney 2010-5-7 12585 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  SBBG54246  Centaurea melitensis F. C. Boutin 1967-4-23 1633 Los Angeles Wilson Cove Comment
  UC1215224  Centaurea melitensis Peter H. Raven 1962-7-11 17988 Los Angeles canyon n of and n of Lemon Tank Station Nanny; San Clemente Island Comment
  RSA167693  Centranthus ruber Robert F. Thorne, Percy C. Everett 1964-2-7 33448 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  CAS-BOT-BC288833  Centromadia parryi subsp. australis Peter H. Raven 1957-9-21 11332 Los Angeles At NW end of UCLA campus, Los Angeles Comment
  VVC2914  Centromadia pungens subsp. pungens Tim Thomas 2014-5-4 6298 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA659939  Centrostegia thurberi Orlando Mistretta 1992-5-18 359 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR121222  Centrostegia thurberi June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  UCR205861  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA491718  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge north of Elizabeth Lake, 2.1 miles east of Lake Hughes at the Lake Hughes Road and 0.8 mile west of Willow Springs Canyon (or Munz Ranch) Road, on low hills north of Elizabeth Lake Road (County Road N2) at milepost 16.5. 1021 Comment
  RSA392711  Centrostegia thurberi var. thurberi N. C. Cooper 1948-4-21 2674 Los Angeles Littlerock. 762 Comment
  RSA453286  Cercocarpus betuloides George B. Grant 1902-08 s.n. Los Angeles Pasadena. Comment
  SEINET3246011  Cercocarpus betuloides R. G. Swinney 2009-1 11267 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. 1909 Comment
  CAS-BOT-BC142137  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC142163  Cercocarpus betuloides var. betuloides Carl B. Wolf 1927-7-24 s.n. Los Angeles Chevy Chase Drive, between Glendale & Flintridge Comment
  LA47759  Cercocarpus betuloides var. betuloides Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA639752  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles San Gabriel Mountains: Near Soldier Creek on Coldbrook, Crystal Lake Road. 1524 Comment
  SBBG128341  Cercocarpus betuloides var. betuloides V. Duran 1933-8-10 3544 Los Angeles South Fk Big Rock Crk 1394 Comment
  LA47783  Cercocarpus ledifolius J. Ewan; 1931-8-7 4855 Los Angeles San Bernardino Mountains, Ridge S of Holcomb Creek 2285 Comment
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Feb 12 2015
  RSA643970  Cercocarpus ledifolius var. intermontanus Victor W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mountains., ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail. 2550 Comment
  CAS-BOT-BC279508  Chaenactis artemisiifolia Timothy S. Ross 1993-6-1 7357 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 853 Comment
  RSA584221  Chaenactis artemisiifolia Timothy S. Ross, Orlando Mistretta 1993-5-27 7326 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  CAS-BOT-BC276894  Chaenactis fremontii Ira L. Wiggins; W. R. Ernst 1958-5-2 230 Los Angeles Desert flats 1 mile NW of Little Rock Comment
  CAS-BOT-BC276901  Chaenactis fremontii Timothy S. Ross; J. Mark Porter 1994-5-1 7614 Los Angeles SW Mojave Desert: open desert ca 3950 m NNE of Moody Springs and 2620 m W of the Los Angeles - San Bernardino County line 874 Comment
  RSA0013854  Chaenactis fremontii R. F. Thorne, Gary D. Wallace 1973-4-25 43374 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA93811  Chaenactis fremontii F. W. Peirson 1930-5-30 8905 Los Angeles 1 miles N of Llano Comment
  POM351752  Chaenactis glabriuscula Fay A. MacFadden 1931-4-15 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR126671  Chaenactis glabriuscula A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26206 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR190437  Chaenactis glabriuscula R. G. Swinney 2000-5-6 7675 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  RSA0065464  Chaenactis glabriuscula D. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue near Irwindale Avenue, Irwindale. Comment
  UC31024  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  UCR270204  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-7-7 15425 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  SD113076  Chaenactis glabriuscula var. lanosa Darley F. Howe 1915-4-1 60 Los Angeles Claremont Comment
  POM351808  Chaenactis santolinoides J. Baxter 1920-7-9 s.n. Los Angeles Mt. San Antonio 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
  CAS-BOT-BC279720  Chaenactis xantiana D. E. Breedlove 1962-5-12 2705 Los Angeles Eastern edge of Gorman 1219 Comment
  RSA0055753  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  UCR189267  Chaenactis xantiana R. G. Swinney 1998-5-16 6089 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA599215  Chamaesyce melanadenia L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  SBBG67757  Chamaesyce polycarpa M. N. Ackley -Jan-1928 344 Los Angeles Eagle Rock 243 Comment
  UC450976  Chamaesyce polycarpa Fay A. Macfadden 1931-3-4 43 E Los Angeles Tuna Canyon Verdugo Hills Comment
  SFV2086  Chamaesyce serpyllifolia L. Imamura 1958-7-5 s. n. Los Angeles Vasa Park, Triunfo Canyon Blvd., Cornell. Along road. 457 Comment
  RSA599210  Chasmanthe floribunda Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  RSA641505  Cheilanthes covillei L. C. Wheeler 1967-8-25 10537 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  UCR192656  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.7 mi. west of junction of Fish Fork Trail on West Dawson Peak Ridge 2134 Comment
  RSA685695  Cheilanthes covillei T. R. Pray 1962-5-7 1896 Los Angeles Crystal Lake Road vbelow Soldier Creek crossing Comment
  UCR282214  Chenopodium Dan S. Cooper 2015-10-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Los Angeles, Griffith Park, Vermont Canyon 259 Comment
  RSA626230  Chenopodium berlandieri L. C. Wheeler 1966-10-1 8936 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA762383  Chenopodium berlandieri R. G. Swinney 2009-3-12 10099 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
  RSA792019  Chenopodium berlandieri Jane Tirrell 2012-8-20 LS 0166 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  UCR276918  Chenopodium berlandieri R. G. Swinney 2011-3-29 14278 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
  RSA64803  Chenopodium berlandieri var. sinuatum F. W. Peirson 1924-10-26 5258 Los Angeles Arroyo Seco, below California St. bridge, Pasadena 198 Comment
  UCR129398  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 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
  UCR204853  Chenopodium botrys R. G. Swinney 2005-8-9 8414 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  SD185186  Chenopodium californicum A. C. Sanders 2005-5-11 30152 Los Angeles Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd. northwest of Forest Park between Mint and Bouquet Canyons. 609 Comment
  UC1136400  Chenopodium californicum Jerome S. Horton 1936-4-17 287 Los Angeles old road n Flume #10; Pomona Quadrangle, Monroe Watershed, Monroe Canyon 609 Comment
  UCR95548  Chenopodium californicum L. C. Wheeler 1967-5-2 9257 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  RSA535747  Chenopodium californicum T. S. Ross 1991-5-23 5496 Los Angeles San Clemente Island: lower Tota Canyon, middle of Island, eastern escarpment. 82 Comment
  UCR272957  Chenopodium fremontii R. G. Swinney 2011-7-29 15577 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA478526  Chenopodium multifidum E. S. Spalding 1931-7-31 s.n. Los Angeles Near Manhattan Beach, roadside in back country. Comment
  UC1215153  Chenopodium murale Peter H. Raven 1962-4-11 17299 Los Angeles sandy beach behind Northwest Harbor; San Clemente Island 6 Comment
  RSA584402  Chorizanthe breweri Tim S. Ross, S. D. Boyd 1994-5-25 8001 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  UCR144095  Chorizanthe coriacea Scott D. White 1997-5-15 5145 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  UCR259564  Chorizanthe coriacea R. G. Swinney 2010-4-1 12132 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
  SBBG122078  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2001-5-30 1735 Los Angeles 0.5 km N of Hwy 126, 0.25 km W of San Martinez Grande Cyn Rd 340 Comment
  POM6769  Chorizanthe procumbens P. A. Munz 1919-5-13 2790 Los Angeles Claremont. Comment
  JEPS58010  Chorizanthe spinosa Ralph Hoffmann 1931-5-4 332 Los Angeles 5 mi w Lancaster; w of Lancaster Comment
  JEPS57759  Chorizanthe staticoides Frank W. Peirson 1918-6-12 26 Los Angeles foothills e Rubio Canyon (San Gabriel Mountains); , foothills e Rubio Canyon 609 Comment
  POM2203  Chorizanthe staticoides C. F. Baker 4706 Los Angeles Hills near Claremont Comment
  RSA392668  Chorizanthe staticoides Geo. L. Moxley 1914-5-30 217 Los Angeles San Rafael Hills Comment
  RSA725862  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  SBBG127092  Chorizanthe staticoides A. Parikh, N. Gale 2011-6-29 3525 Los Angeles upper Big Tujunga Cyn, 1.1 km WNW of Shortcut Station, 0.9 km N of St Hwy 2; San Gabriel Mtns 1263 Comment
  SD186292  Chorizanthe staticoides Andy C. Sanders, Mark A. Elvin, et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mts., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 366 Comment
  UCR127177  Chorizanthe staticoides A. C. Sanders 2003-6-20 27002 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
  RSA0004911  Chorizanthe staticoides var. latiloba A. D. E. Elmer 1902-06 3689 Los Angeles Acton Comment
  RSA589268  Chorizanthe watsonii Tim S. Ross 1991-4-28 4758 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA476630  Chrysolepis sempervirens Bonnie C. Templeton 1932-7-21 5031 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  SEINET8734889 Image available Chrysothamnus californicus var. occidentalis F. R. Fosberg 1931-1 7057 Los Angeles Upper Sonoran Zone, near Reservoir Summit, Ridge Route, western Sierra Madre Mountains 1 Comment
  UC1184393  Chylismia claviformis subsp. claviformis Peter H. Raven 1958-3-23 11958 Los Angeles 4.3 mi s Pearblossom; Big Rock Creek Comment
  POM307084  Cichorium intybus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1922 Los Angeles Below north Whittier Heights Comment
  CDA37742  Cirsium arvense Inspector Thompson 1953-10-15 s.n. Los Angeles West Los Angeles; Armacost and Royston Inc. at 2005 Armacost Avenue. 0 Comment
  SD253378  Cirsium occidentale R. G. Swinney 2011-7-8 15471 Los Angeles San Gabriel Mountains: Camp Colby, lowest of 3 natural depressions at the north base of Strawberry Peak. 1207 Comment
  UC894948  Cirsium occidentale var. californicum I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4755 Los Angeles Boquet Canyon 600 Comment
  SEINET5506191 Image available Cirsium occidentale var. californicum A. Nista Dunne, J. A. Ewan 1933-7-23 7827 Los Angeles Tujeuga Creek at Alder Creek jct; San Gabriel Mts. 1036 Comment
  CAS-BOT-BC285591  Cirsium occidentale var. occidentale Huron H. Smith 1912-5-26 5004 Los Angeles Avalon Canyon, Santa Catalina Isl. 30 Comment
  UCR170405  Cirsium occidentale var. occidentale Alex R. Van Dam 2004-5-16 004 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  RSA596925  Cirsium vulgare Scott D. White 1995-5-9 3007 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  CAS-BOT-BC285794  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles Middle Ranch Canyon between the mouth of Cape Canyon and its head. Santa Catalina Island 228 Comment
  RSA570166  Cistanthe monandra Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4817 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  RSA653909  Cistanthe monandra Valerie L. Soza, Laura Moore 2000-5-10 849 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 563 Comment
  UCR51909  Cistus ladanifer Adelina Munoz 1988-4-16 104 Los Angeles Transverse Range; San Gabriel Mtns, Angeles National Forest, Big Santa Anita Canyon, along Water Trail to the fire road 610 Comment
  RSA73318  Clarkia cylindrica subsp. cylindrica F. W. Peirson 1930-5-12 4113 Los Angeles North slope along road above Bouquet Canyon. 1067 Comment
  UCR131589  Clarkia dudleyana L. C. Wheeler 1932-5-8 690 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  UCR124443  Clarkia epilobioides I. W. Clokey, B. C. Templeton 1929-1 4533 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SBBG60316  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  UC1871032  Clarkia purpurea subsp. quadrivulnera T. S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UC1181827  Clarkia purpurea subsp. viminea H. Lewis and M. Lewis 1946-7-14 29 Los Angeles on corner of Sepulveda Blvd. and North Sepulveda Way; Santa Monica Mts. Comment
  LA15498  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  LA32224  Clarkia unguiculata Peter H. Raven; 1959-5-3 14074 Los Angeles Santa Monica Mountains, Mulholland Drive near head of Franklin Canyon 380 Comment
  RSA425042  Clarkia unguiculata Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  RSA0107283  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  RSA762354  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR167315  Claytonia perfoliata Scott D. White, Brian Leatherman 2005-3-18 10798 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  UCR183844  Claytonia perfoliata A. C. Sanders 2007-4-19 33415 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR223163  Claytonia perfoliata R. G. Swinney 2009-5-27 10896 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 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
  SBBG131883  Claytonia perfoliata S. A. Junak, D. Wilken 1996-3-26 SCI 254 Los Angeles terrace on S side of Lemon Tank Cyn, just E of rd to "Tank" 335 Comment
  SD73405  Claytonia perfoliata subsp. mexicana Paul Currie 1968-6 34 Los Angeles Tapia Park, Malibu Hills, Santa Monica Mountains 609 Comment
  SBBG82786  Claytonia perfoliata subsp. perfoliata M. Bufkin -Apr-1895 Los Angeles cyns near Pasadena Comment
  RSA0022365  Clematis lasiantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5119 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA250433  Clematis lasiantha Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41612 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  UCR146484  Clematis lasiantha Scott D. White 2004-7-28 10663 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  RSA650475  Clematis pauciflora Brian Koch 1981-4-26 12 Los Angeles 1 1/2 (?) mi W on the west fork of the San Gabriel River service road. Comment
  RSA213354  Cleome isomeris Reid V. Moran 1941-3-2 668 Los Angeles South of Wilson's Harbor, Santa Catalina Island. 25 Comment
  RSA408412  Collinsia bartsiifolia var. davidsonii N. C. Cooper 1949-4-19 3612 Los Angeles Mojave Desert, Lancaster. 762 Comment
  CAS-BOT-BC32888  Collinsia davidsonii Anstruther Davidson 1893-5-1 s.n. Los Angeles Lancaster Comment
  POM68645  Collinsia heterophylla Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA757245  Collinsia heterophylla Scott D. White, Justin M. Wood 2009-5-6 12636 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR88702  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA0117356  Collinsia parryi Orlando Mistretta, Peter L. Morrell 1992-6-4 493 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR178375  Conium maculatum LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 386 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. At mouth of Dead Horse Canyon, along road (Heather Ridge Dr.) where paved road ends 305 Comment
  RSA0002402  Convolvulus macrostegius I. L. Wiggins 1949-2-22 11964 Los Angeles On steep hillside near north-east end of San Clemente Island, 100-125 feet above sea level. Scrambling over hillside. Comment
  RSA607952  Conyza bonariensis L. C. Wheeler 1933-5-30 1750 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UCR159704  Conyza canadensis Orlando Mistretta 1992-9-14 805 Los Angeles Transverse Ranges, San Gabriel Mtns: North Fork Saddle. North Fork Management Unit, Tujunga Ranger District Comment
  UCR209946  Conyza canadensis R. G. Swinney 2008-10-16 9594 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR162509  Cordylanthus rigidus subsp. setiger Anuja Parikh, Nathan Gale 2004-9-13 2099 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek just north of Calif. Hwy 126 290 Comment
  CAS-BOT-BC287748  Coreopsis bigelovii Henry J. Thompson 1959-3-31 1905 Los Angeles Santa Monica Mts. 1 mile N of Mulholland Highway, 1.8 miles S of Malibu Junction, Cornell Rd 274 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR12189  Coreopsis californica William R. Bowen 1962-4-20 050 Los Angeles West Mojave Desert, 4 mi north of Llano on County Rd 167th St. 945 Comment
  CAS-BOT-BC287864  Coreopsis californica Geo. B. Grant 1901-3-1 1486 Los Angeles Unspecified Comment
  CHSC95353  Corethrogyne filaginifolia LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  UCR272848  Corethrogyne filaginifolia R. G. Swinney 2011-11-1 15950 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR277056  Corethrogyne filaginifolia R. G. Swinney 2011-9-22 15672 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area, north of lodge 976 Comment
  POM356120  Corethrogyne filaginifolia var. filaginifolia Anstruther Davidson 1892-09 1996 Los Angeles San Gabriel Mountains, Santa Anita Canyon. Comment
  POM356125  Corethrogyne filaginifolia var. filaginifolia Geo. L. Moxley 1916-9-4 514 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  SEINET11835713  Corethrogyne filaginifolia var. virgata J. F. Bright, Wyman, C. 1931-1 5572 Los Angeles Manhattan Beach Comment
  UCR182483  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5692 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA587182  Cortaderia selloana Scott D. White 1995-12-5 3760 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  CATA3472  Corymbia ficifolia Stuart Olshevski, Julia Parish, Jaimie Choi 2017-6-13 008 Los Angeles Santa Catalina Island: Channel side; Toyon Bay in camp landscaping 15 Comment
  CATA1795  Cotoneaster pannosus Benjamin E. Carter 2012-8-23 6979 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  SFV20844  Cotula australis L. Gross 2003-2-22 732 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  SBBG132115  Cotula australis S. A. Junak 1996-4-16 SCI 360 Los Angeles San Clemente Island 45 Comment
  UCR213578  Cotula coronopifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38163 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG13285  Crassula connata M. A. Piehl 1962-6-9 62326 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR91525  Crassula connata Scott D. White 1995-3-15 2583 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  UCSB8522  Crassula connata Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  RSA757342  Crassula connata Orlando Mistretta, Christine Mistretta 2008-4-8 2384 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  SEINET8194471  Crassula connata var. eremica E. Braunton 864 Los Angeles Playa del Rey Comment
  SFV2834  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Los Angeles, Del Rey. 1 Comment
  CATA680  Crossosoma californicum Mark L. Hoefs 1991-4-23 1171 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CDA1008  Crossosoma californicum D. G. Kelch 1991-3-17 1318 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  SBBG95425  Crossosoma californicum M. B. Dunkle 1932-1-24 2862 Los Angeles Avalon 91 Comment
  UC1130368  Croton californicus A. D. Gifford 1934-5-15 244 Los Angeles Dume Point Triunfo Pass Quadrangle (on Plot #100) Comment
  RSA0115809  Crypsis vaginiflora Steven A. Junak 1999-9-11 SCa- 1099 Los Angeles Santa Catalina Island. W side of upper Buffalo SPrings reservoir. 433 Comment
  UCR189677  Cryptantha R. G. Swinney 1998-7-2 6198 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
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Dec 6 2018
  RSA0070191  Cryptantha barbigera var. barbigera LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6950 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0091367  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0111945  Cryptantha circumscissa Richard G. Swinney 2011-4-19 14403 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR138547  Cryptantha circumscissa Steve Boyd, Orlando Mistretta 1986-3-31 1539 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  SD69705  Cryptantha clevelandii Robert F. Thorne 1966-4-29 36298 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA188329  Cryptantha clevelandii R. F. Thorne, M. Z. Thorne 1966-5-31 36422 Los Angeles Santa Catalina Island: along bare rocky ridge running S from Orizabe Mt. 579 Comment
  SEINET4206987  Cryptantha clevelandii var. clevelandii K. Dobry 1992-1 d 1066 Los Angeles Santa Monica Mountains, in the city of Weslake at So. end of Lindero Canyon.; 0 Comment
  POM368359  Cryptantha clevelandii var. florosa M. B. Dunkle 1929-4-7 2097 Los Angeles White s Landing, Santa Catalina Island. Comment
  LA31591  Cryptantha intermedia Henry J. Thompson; 1959-5-24 2033 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  SD217244  Cryptantha intermedia Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4363 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  UCR71155  Cryptantha intermedia Steve Boyd, L. Arnseth 1990-4-8 4290 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  UCR73414  Cryptantha intermedia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5263 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA611257  Cryptantha intermedia L. C. Wheeler 1968-5-25 s.n. Los Angeles Mesa W of Bear Creek. 548 Comment
  SD186132  Cryptantha intermedia var. johnstonii A. C. Sanders, Mark A. Elvin 2003-4-16 26039 Los Angeles Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Calar River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 Comment
  RSA238235  Cryptantha micrantha R. F. Thorne 1969-7-2 38289 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  RSA0105046  Cryptantha microstachys R. G. Swinney 2011-4-26 14482 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
  RSA674781  Cryptantha microstachys Scott D. White, Kent Hughes 2000-5-16 7849 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  HSC35980  Cryptantha muricata Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2178 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  UCR205194  Cryptantha muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR223769  Cryptantha muricata R. G. Swinney 2009-6-17 11187 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA499704  Cryptantha muricata Donald R. Bissing 1973-4-20 46 Los Angeles 0.4 miles from Canyon mouth 731 Comment
  SBBG63811  Cryptantha muricata var. jonesii R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  RSA0079617  Cryptantha muricata var. muricata Orlando Mistretta 1992-9-4 796 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  RSA0111940  Cryptantha nevadensis var. rigida Richard G. Swinney 2011-4-19 14417 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR176961  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  RSA594619  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA755934  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-9 2404 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  JEPS67802  Cryptantha pterocarya Frank W. Peirson 1919-6-14 477 Los Angeles Rock Creek San Gabriel Mountains 1691 Comment
  RSA0079179  Cryptantha pterocarya var. pterocarya R. G. Swinney, Cody Clarke 2001-8-22 8071 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  UCR121218  Cryptantha pterocarya var. pterocarya June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  UCR190350  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-6-16 7979 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
  RSA549524  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3458 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR192836  Cryptantha simulans R. G. Swinney 1998-7-6 6282 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  UC1929502  Cryptantha traskiae Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 319 Los Angeles Channel Islands; San Clemente Island: North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces along N shore within 100m of ocean. Comment
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Feb 6 2018
  SBBG133184  Cucurbita foetidissima B. C. Templeton 1967-7-23 10143 Los Angeles Whitney Cyn; T3N R15W NW 1/4 S12 427 Comment
  SD39888  Cucurbita foetidissima Edith A. Purer 1931-3-19 Los Angeles El Segundo Comment
  SEINET10625783  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2514 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  SEINET10966020  Cupressus guadalupensis David B. Dunn 1939-10-25 Dunn UMO 46517 Los Angeles Cultivated tree in a park area near Colorado Blvd. and Orange Dr., Pasadena, Calif. 274 Comment
  CHSC22777  Cuscuta californica Robert A. Schlising 1971-9-14 2999 Los Angeles San Gabriel Mts.; Charlton Flats; roadside at parking area #18. Comment
  POM96946  Cuscuta californica P. A. Munz 1925-4-23 9406 Los Angeles San Gabriel Canyon 305 Comment
  SFV12552  Cuscuta campestris M. H. Grayum 1977-11-24 871 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  RSA0102405  Cuscuta ceanothi Lyman Benson 1945-12-10 11972 Los Angeles Mouth of Dalton Canyon. Mt. Range: San Gabriel. 335 Comment
  UCR177772  Cuscuta subinclusa LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 395 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  RSA250557  Cycladenia humilis var. venusta R. F. Thorne, John Dourley 1967-10-3 37297 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
  SFV11029  Cyclospermum leptophyllum M. E. Mathias 1961-6-7 Los Angeles Los Angeles. Dry west-facing bank in front yard of 442 South Bently. Los Angeles 49. Comment
  SD139638  Cylindropuntia prolifera Jon P. Rebman, Jonathan Dunn 1996-4-29 3118 Los Angeles San Clemente Island: Eel Cove, coastal flats near Eel Point, on west side of island. (IPB 7/07) 10 Comment
  CAS-BOT-BC190271  Cynodon dactylon D. Demaree 1933-5-30 s.n. Los Angeles El Segundo. Comment
  RSA662141  Cynodon dactylon Carol Zuck 1981-2-3 5 Los Angeles 1462 B Springfield St. Upland. Comment
  SEINET10468125  Cynodon dactylon David B. Dunn 1948-2-21 Dunn 3658 Los Angeles In wash. A rain about 2 wks earlier. Below springs. Near pushawalla. Comment
  UCD145367  Cyperus difformis Louis C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mountains: San Gabriel Canyon, 1/4 mile below forks along highway on west side. Comment
  RSA618984  Cyperus eragrostis LeRoy Gross 1998-9-20 74 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  RSA747068  Cyperus eragrostis R. G. Swinney 2008-5-30 8910 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA365078  Cyperus eragrostis Robert Gustafson 1980-9-16 1921 Los Angeles Ballona Wetlands Comment
  RSA703842  Cyperus involucratus A. C. Sanders, Mark A. Elvin 2002-6-20 25246 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
  RSA0080647  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  UCR177221  Cytisus striatus LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1073 Los Angeles Transverse Ranges, Verdugo Mountains region, north side of mountains north of Hostetter Motorway just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit 457 Comment
  UC1536074  Dactyloctenium aegyptium Robert F. Thorne 1975-9-4 47388 Los Angeles Campus of USC Marine Science Center Santa Catalina Island, Fisherman's Cove Comment
  UCR190613  Datisca glomerata R. G. Swinney 2000-6-25 7797 Los Angeles San Gabriel Mtns., west tributary of San Antonio Canyon, between Evey and Spruce canyons 939 Comment
  RSA215031  Datisca glomerata Christopher Davidson 1969-6-30 s.n. Los Angeles Topanga Canyon, just past jct. in Topanga Village, in sand along Carapito Cr. Assoc. 192 Comment
  UCD107703  Datisca glomerata Robert F. Thorne; Larry DeBuhr 1974-6-28 44772 Los Angeles San Gabriel Mts., Angeles National Forest: Datisca Gully, c. 2 mi. S of Islip Saddle on W-facing slope of Mt. Islip. 1828 Comment
  UCSB8389  Datisca glomerata Wedberg, H. 1958-7-15 Los Angeles Behind store at jct. of New and Old Topanga Rds.; Santa Monica Mountains Comment
  UCR142702  Datura stramonium L. C. Wheeler 1933-12-12 2323 Los Angeles Transverse Ranges; San Gabriel Mountains, behind San Dimas Canyon Dam 412 Comment
  UCR205941  Datura stramonium A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37064 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA421873  Datura wrightii Robert Gustafson 1980-7-9 1806 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA642715  Datura wrightii Orlando Mistretta 1992-7-13 690 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  POM8490  Daucus pusillus P. A. Munz 1920-5-15 3945 Los Angeles Santa Monica Mts. Coldwater Canyon. 305 Comment
  UC1215184  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 45 Comment
  CAS-BOT-BC299264  Deinandra fasciculata Peter H. Raven; Henry J. Thompson 1959-9-18 14451 Los Angeles University of California, west Los Angeles, Santa Monica Mountains 152 Comment
  CAS-BOT-BC299279  Deinandra fasciculata Grant 1903-6-1 6118 Los Angeles Covina Comment
  CAS-BOT-BC291904  Deinandra pallida Ynez Whilton Winblad 1937-4-23 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  POM149875  Delphinium andersonii Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  UCSB1966  Delphinium cardinale Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. between Topanga Can. and Beverly Glen, Santa Monica Mtns Comment
  CAS-BOT-BC116285  Delphinium parryi subsp. parryi Ynez Whilton Winblad 1941-5-24 s.n. Los Angeles Ridge Route, Highway 99 Comment
  RSA398729  Delphinium parryi subsp. parryi Louis C. Wheeler 1932-7-2 904 Los Angeles Brown's Flat 1311 Comment
  UCR194609  Delphinium patens R. G. Swinney 1999-4-9 7079 Los Angeles San Gabriel Mtns., Dime Canyon, c. 200 m south of Cattle Canyon at the falls 671 Comment
  UCD96567  Delphinium patens subsp. hepaticoideum Curtis Schway 1993-3-28 2 Los Angeles Santa Monica Mtns., Malibu State Park, Corner of Mullholland Dr. and Cornell Rd, .5 mi. N.E. on the upper fork of Yearling Trail. 245 Comment
  RSA0065849  Delphinium patens subsp. montanum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6780 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC82823  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles Santa Catalina Island, Black Jack Mine on slopes of Black Jack Peak. 426 Comment
  SBBG13697  Dendromecon harfordii P. H. Raven 1962-5-20 17784 Los Angeles Airport Rd on main ridge about 1.5 mi W of Middle Ranch turnoff Comment
  LA91402  Dendromecon rigida Bruce Douglas Clayton; Greg Shaw 1972-3-16 2 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  RSA582770  Dendromecon rigida Tim S. Ross, S. D. Boyd 1993-5-23 7224 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA66283  Dendromecon rigida F. W. Peirson 1921-3-3 4320 Los Angeles Arroyo Seco, near Pasadena 351 Comment
  SD253511  Dendromecon rigida R. G. Swinney 2011-5-19 14788 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 mile at 84 degrees SSE of ct. of Colby Ranch Rd. and FSR 3N19, upper Colby Canyon. 1018 Comment
  POM19043  Descurainia pinnata subsp. menziesii P. A. Munz 1923-4-10 6740 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA199185  Desmazeria rigida R. F. Thorne, D. Propst 1968-5-28 37658 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  SEINET13387121 Image available Dicentra chrysantha R. G. Swinney 2011-1 15415 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  SFV15351  Dichelostemma capitatum J. C. Dittes, D. Stolp 1990-4-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UC454404  Dichelostemma capitatum I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  UC535369  Dichelostemma capitatum Ira W. Clokey, B. Templeton Apr 1929 4440 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  CAS-BOT-BC499439  Dichelostemma capitatum Reid Moran 1941-3-11 699 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  SDSU11652  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common of grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island. Comment
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Oct 13 2011
  UCR120585  Dichelostemma capitatum subsp. capitatum Steven R. Hill, K. Kramer 2001-4-22 33340 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  HSC3087  Dichelostemma capitatum subsp. capitatum C. S. Apperson 1966-5-2 Los Angeles 6 mi. from Gorman, E on Hwy. 138 Comment
  UCR252768  Dimorphotheca sinuata R. G. Swinney 2010-3-10 11806 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  CAS-BOT-BC150256  Diplacus brandegeei Alice Eastwood 1904-5-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG12385  Diplacus parviflorus P. H. Raven 1962-7-11 18001 Los Angeles rocky wall near head of Twin Cyn 426 Comment
  CAS-BOT-BC150848  Diplacus puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles Santa Catalina Island. Pebbly Beach Canyon, about 1/2 way to Mexican Houses 60 Comment
  SEINET10550094  Distictis laxiflora Elizabeth M. McClintock 1942-11-16 McClintock s.n. Los Angeles Evans and Reeves Nurseries, West Los Angles Comment
  RSA639731  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 755 Comment
  POM155650  Dodecatheon clevelandii subsp. insulare D. Meadows 1928-1-7 317 b Los Angeles Ridge above high school. Avalon, Santa Catalina Island. Comment
  POM370048  Draba cuneifolia var. sonorae Anstruther Davidson 1890-1-27 s.n. Los Angeles Foothills, Los Angeles County Comment
  UCR256266  Drymocallis cuneifolia var. ewanii R. G. Swinney 2010-10-13 14043 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  JEPS35198  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  LA200094  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2026 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA725898  Dryopteris arguta Mark Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR194048  Dudleya cymosa R. G. Swinney 1998-8-21 6779 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  SD120882  Dudleya cymosa subsp. agourensis Daryl Koutnik 1978-5-30 505 Los Angeles Cornell Corners on Cornell Road, south of Agoura Road. 274 Comment
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Oct 1 2018
  POM1576  Dudleya lanceolata W. L. Crawford 1915-7-4 509 Los Angeles San Dimas Canyon- Claremont. Comment
  UC147127  Dudleya lanceolata E. Braunton May, 1903 Los Angeles Los Angeles Comment
  LA104976  Dudleya lanceolata K. Nakai; 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi fron junction of Glendora Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. On N-facing slope 914 Comment
  CAS-BOT-BC109627  Dudleya multicaulis Dr. H. E. Hasse 1891-5-1 s.n. Los Angeles Near Santa Monica. Comment
  SDSU5755  Dudleya virens Jim Dice, Michael Donoghue & Terry Martin 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South, on cliff above ocean. 23 Comment
  SDSU5761  Dudleya virens Jim Dice, Michael Donoghue & Terry Martin 1983-6-7 351 Los Angeles Point Vicente, 0.4 km. east of lighthouse, on north-facing slope along south edge of Palos Verdes Drive South. 67 Comment
  RSA762653  Dysphania ambrosioides R. G. Swinney 2008-11-30 9882 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  CDA2027  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands; San Clemente Island; San Clemente Island: West Cove, SW of the new landing field; Elev. 20 feet. Comment
  UCR259248  Eleocharis R. G. Swinney 2010-6-4 13000 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR271829  Eleocharis macrostachya R. G. Swinney 2011-6-23 15297 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  CATA2091  Eleocharis macrostachya R. Mitchel Beauchamp 1976-5-23 4158 Los Angeles San Clemente Island: Beside road at curve north of Middle Ranch site and west of Boulder Grade, SCI Sector: MM 54.9 472 Comment
  CAS-BOT-BC113166  Eleocharis palustris Adolph Daniel Edward Elmer 1903-7-1 4767 Los Angeles San Pedro Comment
  RSA611544  Eleocharis parishii L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  POM184662  Eleocharis radicans L. C. Wheeler 1932-9-19 1388 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  CATA3124  Elymus condensatus Amy Catalano 2016-5-25 129 Los Angeles Santa Catalina Island: South side of side drainage going northeast from large oak at sharp turn on Big Springs Road, 100 m up drainage 77 Comment
  SD260156  Elymus elymoides R. G. Swinney 2010-5-19 12810 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  POM359923  Elymus elymoides subsp. californicus Fred Burlew 1916-07 3152 Los Angeles Mt. San Antonio. San Gabriel Mountains. Comment
  CAS-BOT-BC207176  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1995-6-29 8660 Los Angeles Near west summit of Liebre Mountain. 1706 Comment
  RSA787529  Elymus elymoides subsp. elymoides Jane Tirrell 2012-6-6 LS 0060 Los Angeles North side of California State Route 2 opposite culvert for Big Rock Creek Drainage 2306 Comment
  UC934038  Elymus glaucus H. L. Cogswell 1951-6-8 117 Los Angeles Watershed 4 San Gabriel Mountains, Bell Canyon (w side of canyon, (Sec. F-5, Plot 5)) 868 Comment
  UCR66662  Elymus glaucus L. C. Wheeler 1932-6-11 810 Los Angeles Thompson Wash 2 mi NE of La Verne 375 Comment
  CAS-BOT-BC206742  Elymus glaucus subsp. glaucus Joseph Andorfer Ewan 1933-6-17 10823 Los Angeles Temescal Canyon, Santa Monica Mts. Comment
  RSA596379  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd 1995-6-29 8659 Los Angeles Near west summit of LIEBRE MOUNTAIN 1707 Comment
  UCR142727  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  RSA747179  Elymus glaucus subsp. jepsonii Orlando Mistretta 1992-6-26 618 Los Angeles Transverse Ranges; San Gabriel Mtns region; Glendora Saddle to Lookout Mountain 1829 Comment
  RSA599582  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-3-25 9309 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  SD234884  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26137 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filteration plant along a dirt track near the crest of the hills east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  UC1124253  Emmenanthe penduliflora A. D. Gifford 1935-3-31 539 Los Angeles 3 miles north northwest of Redrock Mountain; Angeles National Forest, Tejon Quad. 1127 Comment
  RSA0094366  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-31 14926 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
  RSA640378  Encelia actoni L. C. Wheeler 1967-5-23 9688 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  POM356652  Encelia californica M. B. Dunkle 1938-3-20 5253 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  CAS-BOT-BC131278  Encelia farinosa Ernest Braunton 1902-5-25 287 Los Angeles Los Angeles Comment
  CAS-BOT-BC81807  Ephedra nevadensis Louis C. Wheeler 1932-4-10 603 Los Angeles Palmdale, Mojave Desert 762 Comment
  RSA552388  Ephedra nevadensis D. Charlton 1991-4-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  SBBG33887  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  UCR264733  Ephedra nevadensis var. nevadensis Steve Boyd, Gary D. Wallace 2011-4-14 12314 B Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CAS-BOT-BC166251  Epilobium canum subsp. canum I. M. Johnston 1917-11-30 1801 Los Angeles Near mouth of Live Oak [Canon] Canyon 457 Comment
  CAS-BOT-BC166258  Epilobium canum subsp. canum R. J. Dobbs 1927-11-11 s.n. Los Angeles Lower Arroyo Comment
  RSA646953  Epilobium glaberrimum subsp. glaberrimum Orlando Mistretta 1993-7-6 926 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  RSA674317  Equisetum hyemale var. affine LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 719 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  POM247961  Equisetum telmateia var. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCD62971  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir. 914 Comment
  UCD63921  Eragrostis mexicana subsp. virescens Stella Modie 1921-8-1 Los Angeles Acton. Comment
  SBBG4670  Eremalche exilis H. and M. Dearing 1938-5-1 2684 Los Angeles near Palmdale Comment
  RSA421758  Eremocarpus setiger F. R. Fosberg 1931-7-11 S- 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 220 Comment
  CAS-BOT-BC162729  Eremothera boothii subsp. decorticans Steve Boyd; Lauren Raz; Timothy S. Ross 1997-4-1 9457 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines - Liebre Mountains Region 914 Comment
  CAS-BOT-BC162891  Eremothera boothii subsp. desertorum A. D. E. Elmer 1902-6-1 3985 Los Angeles Lancaster Comment
  SEINET12278715  Eriastrum densifolium J. F. Bright, Wyman, C. 1932-1 7964 Los Angeles Hollywood Comment
  RSA0106913  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-6-24 11259 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR263292  Eriastrum densifolium subsp. austromontanum Anuja Parikh, Nathan Gale 2012-6-24 3594 Los Angeles Transverse Range, San Gabriel Mountains, Upper Tujunga Canyon, 0.3 km east-northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1317 Comment
  CAS-BOT-BC514254  Eriastrum densifolium subsp. austromontanum F. Grinnell Jr. 1911-8-15 s.n. Los Angeles Mt. Wilson 1794 Comment
  RSA0104853  Eriastrum densifolium subsp. austromontanum Fordyce Grinnell Jr. 1911-08 s.n. Los Angeles Mt. Wilson. Comment
  UCR209262  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-8 9538 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA0110973  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1997-8-6 5762 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  CAS-BOT-BC514939  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  RSA0121252  Eriastrum sapphirinum subsp. dasyanthum R. F. Thorne, C. W. Tilforth 1971-6-17 39902 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
  RSA0121819  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1913-8-31 183 Los Angeles Mt. Wilson. Comment
  CAS-BOT-BC515035  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1918-11-2 156 Los Angeles San Gabriel Mts., Hennigers Flat, Mt. Wilson Toll Road 853 Comment
  SBBG58333  Eriastrum sparsiflorum unknown -Jun-1895 Los Angeles Lancaster Comment
  RSA595167  Ericameria linearifolia Steve Boyd 1996-4-25 8689 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR223357  Ericameria linearifolia R. G. Swinney 2009-5-20 10822 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA91762  Ericameria linearifolia F. W. Peirson 1926-4-27 6669 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA0062635  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
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Oct 12 2018
  RSA603184  Ericameria nauseosa var. hololeuca L. C. Wheeler 1970-10-20 s.n. Los Angeles Los Angeles: Northwest corner Figueroa and Pico. Comment
  CAS-BOT-BC298042  Ericameria nauseosa var. mohavensis Timothy S. Ross; Steve Boyd 1994-9-21 8279 Los Angeles Liebre Mts. Vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  LA200227  Ericameria palmeri var. pachylepis Louis Wheeler; 1931-10-16 254 Los Angeles University of California, Los Angeles, UCLA Campus Comment
  POM266977  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  POM4717  Ericameria pinifolia C. F. Baker 1908-12-15 5235 Los Angeles Claremont. Comment
  SBBG20532  Erigeron bonariensis E. R. Blakley 1963-12-7 6353 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  RSA300650  Erigeron breweri var. jacinteus J. R. Shevock 1974-10-5 3873 Los Angeles at the summit of Mt. Baden-Powell on the southern side of the peak. San Gabriel Mountains. Angeles National Forest. 2864 Comment
  SBBG31360  Erigeron canadensis R. F. Thorne 1966-9-14 36668 a Los Angeles behind dunes at Little Harbor 4 Comment
  IRVC29003  Erigeron foliosus A. C. Sanders, Mark Elvin 2002-6-25 25270 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 366 Comment
  CAS-BOT-BC296211  Erigeron foliosus var. foliosus John Thomas Howell 1928-5-19 3790 Los Angeles Anacapa Island Comment
  CATA3110  Erigeron foliosus var. foliosus Julie L. King 2016-5-19 2 Los Angeles Santa Catalina Island: Upper Cottonwood Canyon, ca. 0.75 miles down Airport Dam Road, in drainage to north of road 358 Comment
  UC1536742  Erigeron foliosus var. foliosus G. H. True Jr. 1938-6-22 892 Los Angeles near Valyermo; Big Rock Ranch 762 Comment
  UC895833  Erigeron foliosus var. foliosus Ira W. Clokey, B. Templeton 1929-6-1 4584 Los Angeles Mandeville Canyon Monica Mountains, Mandeville Canyon 350 Comment
  RSA532658  Erigeron foliosus var. foliosus Timothy S. Ross 1991-8-14 5768 Los Angeles Roundtop [Mtn], San Gabriel Mountains: 1707 Comment
  SEINET8731334 Image available Eriodictyon crassifolium Kay H. Beach 1943-1 1752 Los Angeles Summit of Johnstone Peak. Comment
  CAS-BOT-BC189117  Eriodictyon crassifolium var. crassifolium Dr. H. E. Hasse 1890-7-1 s.n. Los Angeles Laurel Canon [Canyon], Santa Monica Range Comment
  OBI13963  Eriodictyon crassifolium var. nigrescens Robert J. Rodin 1953-5-17 5821 Los Angeles Near hwy 101, 3 mi S of Gorman Comment
  RSA580307  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-25 7924 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  CAS-BOT-BC188943  Eriodictyon parryi John H. Thomas 1957-5-8 6740 Los Angeles About 13 miles NE of center of Pasadena, San Gabriel Mountains 1676 Comment
  RSA0106570  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  SEINET12279763  Eriodictyon trichocalyx M. T. Doutt 1931-1 647 Los Angeles Sierra Madre Mts 1768 Comment
  POM50654  Eriogonum angulosum A. D. E. Elmer 1902-06 3678 Los Angeles Acton. Comment
  UCSB1379  Eriogonum angulosum 1937-10-15 Los Angeles Mint Cnyn. Rd. near "Y" near Palmdale Comment
  UCR163334  Eriogonum baileyi Anuja Parikh, Nathan Gale 2004-6-22 2061 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  RSA730173  Eriogonum baileyi var. baileyi R. G. Swinney 1998-9-4 6884 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA597265  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1990-6-18 3522 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  SBBG125872  Eriogonum cithariforme var. cithariforme A. Parikh, N. Gale 2010-6-10 3274 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.8 km NW of State Hwy 14; E Liebre Mtns 1106 Comment
  RSA393173  Eriogonum davidsonii Anstruther Davidson 1905-1 s.n. Los Angeles Hollywood. Comment
  RSA680218  Eriogonum davidsonii Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1681 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA748449  Eriogonum davidsonii Orlando Mistretta 1992-7-9 660 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR209866  Eriogonum davidsonii R. G. Swinney 2008-7-15 9194 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  JEPS35730  Eriogonum deflexum var. baratum Frank W. Peirson 1921-7-2 2471 Los Angeles Pallett Creek San Gabriel Mountains, Pallett Creek 1082 Comment
  RSA393481  Eriogonum deflexum var. baratum Anstruther Davidson 1897-10 s.n. Los Angeles Little Rock Creek. Comment
  UCR143470  Eriogonum elongatum var. elongatum C. B. Wolf 1932-10-19 4352 Los Angeles Western Transverse Range, South base of Ridge Route Road, 1.5 miles north of Castaic, '1800 ft alt 488 Comment
  OBI56223  Eriogonum fasciculatum Clinton C. Shock 1980-6-16 139 Los Angeles I-5, 0.4 mi NW of Tejon Pass Comment
  RSA0072141  Eriogonum fasciculatum Carol Frazier 1966-5-26 s.n. Los Angeles SanRafael Hills. 213 Comment
  IRVC28667  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25105 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  UCR240028  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-11-13 11613 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  CAS-BOT-BC253256  Eriogonum fasciculatum var. foliolosum Peter H. Raven; Robert F. Thorne 1964-5-7 19013 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  LA52261  Eriogonum fasciculatum var. foliolosum Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM305309  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-3-22 629 Los Angeles Santa Susana Pass 293 Comment
  RSA393409  Eriogonum fasciculatum var. foliolosum Lester H. Cushman 1933-6-4 s.n. Los Angeles Glendale 488 Comment
  RSA526468  Eriogonum fasciculatum var. foliolosum Tim S. Ross 1991-3-24 4315 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  UCR70893  Eriogonum fasciculatum var. polifolium T. S. Ross, Steve Boyd 1990-6-6 2836 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR50755  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  JEPS97055  Eriogonum gracile Ralph Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC54943  Eriogonum gracile H. P. Chandler 1907-9-11 2052 Los Angeles Verdugo Canyon Comment
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Sep 26 2011
  UCR167536  Eriogonum gracile Scott D. White, J. Wood 2005-9-22 11225 Los Angeles Liebre Mtns, Tapia Canyon: c. 2 air mi east of the Interstate 5/Old Ridge Rt. junction 457 Comment
  RSA612085  Eriogonum gracile var. gracile Valerie L. Soza, Laura Moore 1997-8-16 42 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, on fire road. At center of BFS [Bernard Field Station]. 412 Comment
  RSA393242  Eriogonum gracile var. gracile G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  UCR261875  Eriogonum gracillimum Tim Thomas 2014-5-4 6297 Los Angeles Mojave Desert, North Lancaster, 0.3 mi northeast of Sierra Hwy and West Avenue H intersection 713 Comment
  CATA406  Eriogonum grande var. grande Sara L. Crockett 1996-10-30 543 Los Angeles Santa Catalina Island: Directly across from Casino 9 Comment
  UC557694  Eriogonum grande var. grande Nell Murbarger May, 1936 176 Los Angeles San Clemente Island Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  RSA761703  Eriogonum nudum R. G. Swinney 2008-10-10 9560 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA795206  Eriogonum nudum var. pauciflorum Jane Tirrell 2012-8-3 LS 0147 Los Angeles South side California State Route 2 at turnout approx. 300 ft. east of mile marker 67.86 2306 Comment
  SBBG64124  Eriogonum nudum var. pauciflorum P. A. Munz, I. M. Johnston 1928-9-5 11188 Los Angeles W of Swartout Valley 1981 Comment
  RSA783172  Eriogonum parishii Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 399 Los Angeles Road 7N23, Liebre Mountains 1501 Comment
  SD197881  Eriogonum pusillum R. G. Swinney 2005-8-11 8442 Los Angeles Big Rock Creek at Paradise Springs. 1438 Comment
  SBBG64253  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Gorman, Ridge Route (US Hwy 99) Comment
  RSA766304  Eriogonum saxatile Joseph A. Ewan 1934-8-9 8308 Los Angeles Mt. Williamson. San Gabriel Mtns. 2500 Comment
  UC1586213  Eriogonum saxatile Tim Ross 1991-8-16 5858 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flats USGS 7.5' quad., Horse Flats 1720 Comment
  RSA602461  Eriogonum thurberi Scott D. White 1997-5-14 5135 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SBBG1442  Eriogonum thurberi H. and M. Dearing 1940-6-9 4358 Los Angeles Tujunga Wash Comment
  UCD101509  Eriogonum viridescens L. LaPre 1988-7-1 s.n. Los Angeles Big Rock Creek Wash, 2.5 miles E of Pearblossom. Comment
  RSA0078388  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2010-10-8 14005 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  CAS-BOT-BC265003  Eriogonum wrightii var. subscaposum H. E. McMinn 1926-7-22 1791 Los Angeles Bear Flat Trail to Mt. San Antonio Comment
  RSA420591  Eriogonum wrightii var. subscaposum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5460 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA545307  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1966-10 41380 Los Angeles San Gabriel Mountains, Angeles National Forest: Peak of Lookout Mountain. Comment
  CDA5252  Eriophyllum confertiflorum A. C. Browne 1953-6-1 Los Angeles 3 miles north of Castaic. 0 Comment
  OBI70291  Eriophyllum confertiflorum Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns: Mill Canyon 762 Comment
  SEINET13203149 Image available Eriophyllum confertiflorum R. G. Swinney 2010-1 11826 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
  UCD132155  Eriophyllum confertiflorum Geoffrey Levin 1974-5-1 66 Los Angeles near intersection of Padua Ave. and Baseline Ave., Claremont. Santa Ana River and Pacific Slope Drainage Area. 365 Comment
  UCR274990  Eriophyllum confertiflorum Michael Honer, Mary Ann Hasskamp 2006-4-19 2209 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  LA91070  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; March 1970 TAG- 32870 -ECMD Los Angeles 371 Comment
  SBBG53962  Eriophyllum confertiflorum var. confertiflorum K. R. Montgomery, T. W. Strid 1973-6-7 73 -149 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  SBBG61043  Eriophyllum confertiflorum var. confertiflorum M. N. Ackley -Apr-1923 252 Los Angeles Glendale 243 Comment
  CAS-BOT-BC308339  Eriophyllum nevinii Ira L. Wiggins 1949-2-22 11966 Los Angeles Near north-east end of San Clemente Island 38 Comment
  UCR170400  Eriophyllum wallacei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA0036303  Erodium cicutarium LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6973 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SBBG129225  Erodium cicutarium G. B. Grant 1901-1 448 Los Angeles Pasadena Comment
  UCR178051  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  RSA652323  Erodium cicutarium Eleanor McClung 1937-3-14 2 Los Angeles Playa del Rey. Comment
  RSA187816  Erodium moschatum Robert F. Thorne, Percy C. Everett 1964-2-7 33458 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  RSA646984  Erodium moschatum LeRoy Gross 2000-4-9 167 Los Angeles City of Sunland: Bluff south side of Big Tujunga Wash, weed in yard in housing tract called Sunhill Estates. 366 Comment
  UCR231150  Erysimum capitatum R. F. Thorne, James Henrickson 1963-5-5 32301 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  LA204349  Erysimum capitatum var. capitatum W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, Glendora Mt. Road Comment
  SD217385  Erythranthe floribunda Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4291 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  LA202015  Eschscholzia caespitosa Arthur C. Gibson; 2003-8-1 5023 Los Angeles Santa Monica Mountains, Calabasas, fire road off Old Topanga Rd Comment
  RSA49121  Eschscholzia caespitosa P. A. Munz 1949-5-10 13384 Los Angeles Adventive in Botanic Garden, S of pinic ground knoll Comment
  RSA652112  Eschscholzia californica Wm. Guasti 1948-2-27 s.n. Los Angeles Located 4 1/2 miles north east of Canoga Park. 351 Comment
  UCD96481  Eschscholzia californica Shannon M. Still 2006-3-31 072 Los Angeles California. Los Angeles County. 870 Comment
  UCR192813  Eschscholzia californica Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, knoll on south side of Santa Clara River, 1.5 km west of Sand Canyon Rd., Santa Clarita 475 Comment
  CAS-BOT-BC403187  Eschscholzia californica W. R. Dudley; F. H. Lamb 1896-6-24 4663 Los Angeles Lockwood Creek Canon [Canyon] Comment
  SEINET12102669  Eschscholzia californica J. F. Bright, Wyman, C. 1931-1 5284 Los Angeles Antelope Valley Comment
  UCD95339  Eschscholzia californica Huron H. Smith 1912-5-1 4909 Los Angeles Eagle Rock Valley. 152 Comment
  RSA599283  Eschscholzia californica var. peninsularis Steve Boyd, Lauren Raz 1997-3-31 9419 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
  UCR205527  Eucalyptus citriodora A. C. Sanders, T. B. Salvato 2009-5-19 36842 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  OBI69848  Eucalyptus globulus Jenn Yost and Matt Ritter, Matt Ritter 8-Apr 23 Los Angeles Near Tarzana Park, end of Beckford Rd Comment
  CHSC95746  Eucalyptus robusta LeRoy Gross 2003-2-22 740 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 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
  CHSC36433  Eucrypta chrysanthemifolia Arthur W. Dawson 1982-4-11 3 Los Angeles Roadside ca. 2 m n of Tuna Canyon Rd. and ca. 1.0 km n of Pacific Coast Highway, ca. 6.0 air km w of Pacific Palisades. 65 Comment
  UCR260337  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 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
  RSA420817  Eucrypta chrysanthemifolia Reid V. Moran, Bonnie C. Templeton 1941-3-6 683 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  RSA0091522  Eulobus californicus R. G. Swinney 2010-4-15 12260 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
  SEINET6070302  Eulobus californicus Unknown 1929-4-1 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  RSA0068434  Euphorbia R. G. Swinney 2010-8-16 13551 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR189258  Euphorbia albomarginata R. G. Swinney 1998-5-16 6073 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA226202  Euphorbia peplus Gary D. Cromwell 1971-5-14 652 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. Comment
  RSA432457  Euphorbia peplus N. C. Cooper 1948-8-15 3002 Los Angeles Front yard, 900 block, Jefferson Ave. Los Angeles. Comment
  UCD142453  Euphorbia peplus Geoffrey Levin 1975-9-22 656 Los Angeles San Gabriel Mts. Santa Ana River. Claremont, around Pomona College. 335 Comment
  IRVC26352  Euphorbia polycarpa A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26047 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
  SEINET5789094 Image available Euphorbia polycarpa Unknown 1982-1 3215 Los Angeles Los Angeles, CA Comment
  UCR215134  Euphorbia terracina Sarah C. Pasquini 2008-4-19 18 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
  UCR56540  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  CATA912  Extriplex californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1755 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SD69020  Extriplex californica Robert F. Thorne, Doug Propst 1968-5-27 37642 Los Angeles Santa Catalina Island; at south end of Ben Weston Beach. Comment
  CDA8358  Fatoua villosa Ben Miled 2008-6-14 PDR# 1353898 Los Angeles Sun Valley, 10645 Tuxford St. 0 Comment
  SBBG32077  Festuca arundinacea R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -205 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UCR107784  Festuca californica L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., Ridge between San Antonio Canyon and mouth of Cascade Canyon 1067 Comment
  SEINET4554229 Image available Festuca microstachys R. G. Swinney 2005-5-21 8250 Los Angeles San Gabriel Mountains: west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR187217  Festuca microstachys A. C. Sanders 2006-4-25 32184 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCSB388  Festuca myuros B., K. 1943-3-25 Los Angeles Dalton C.C.C; San Dimas Experimental Forest; San Gabriel mountains Comment
  LA82508  Festuca octoflora O. H. Kappler; 1943-5-9 402 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG19206  Festuca perennis M. A. Piehl 1963-12-8 631099 Los Angeles W border of airfield loading area 51 Comment
  CAS-BOT-BC412805  Ficus carica R. E. Riefner, Jr. 1998-7-15 98 -447 Los Angeles City of Walnut, Lemon Creek, vicinity Meadow Pass Rd. at Landaluce Ln. 208 Comment
  UCR273276  Ficus carica R. G. Swinney 2011-10-25 15858 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
  CAS-BOT-BC502103  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -138 Los Angeles City of Arcadia, S side of I-210, W of Colorado Blvd, between 2nd St and La Porte St. 153 Comment
  SJSU2257  Ficus religiosa C. W. Sharsmith 1942-9-9 4506 Los Angeles private estate opposite (E side) Beverly Hills Hotel, Beverly Hills Comment
  POM246427  Filago californica F. R. Fosberg 1931-3-22 665 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 75 Comment
  RSA80363  Foeniculum vulgare F. W. Peirson 1920-6-22 2164 Los Angeles Fruiting branch from New York Drive, Altadena Comment
  UC1228853  Foeniculum vulgare Peter H. Raven 1962-7-10 17965 Los Angeles San Clemente Isl., Wilson Cove 91 Comment
  UC1595412  Foeniculum vulgare Tim Ross and Annette H. Ross 1991-7-29 5726 Los Angeles Elepahnt Hill, n.-most point of Puente Hills, west Pomona San Dimas Quad., Puente Hills, w. Pomona, Elephant Hill 228 Comment
  POM145720  Forestiera pubescens L. R. Abrams 1927-4-30 11747 Los Angeles West of Lancaster. Comment
  SD69631  Frankenia salina Robert F. Thorne, P. Everett 1965-5-11 34543 Los Angeles Catalina Island; salt flat north of Catalina Harbor. Comment
  CAS-BOT-BC217363  Frasera neglecta H. M. Hall 1899-6-1 1249 Los Angeles Schwartout [Swartout] Canyon, on borders of Mojave Desert, San Antonio Mountains 2042 Comment
  LA205581  Frasera neglecta Martha Hilend; 1926-7-6 254 Los Angeles San Bernardino Mountains, Holcomb Valley Comment
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Jan 14 2015
  UCD121451  Frasera speciosa Mrs. Griffin 1934-6-1 s.n. Los Angeles Silver Lake. Comment
  CAS-BOT-BC223420  Fraxinus dipetala K. Kneen 1933-4-12 s.n. Los Angeles Topanga - 6 mi. from ocean on main highway Comment
  RSA727616  Fraxinus dipetala R. G. Swinney 1998-4-15 6018 Los Angeles San Gabriel Mountains: bottom of Evey Canyon, 0.7 mi. west of San Antonio Canyon Rd. 793 Comment
  UCR260391  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2010-2-27 11662 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR270539  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2011-11-1 15949 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  OBI80788  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  RSA367731  Fritillaria biflora Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills north, between Vermont and Western Ave. Comment
  CAS-BOT-BC130251  Fritillaria biflora Grant 1901-3-10 3476 Los Angeles Pasadena, San Rafael Ranch Comment
  PASA570  Fritillaria biflora Margaret Stason 1932-3-15 Los Angeles Wooded Hillside near Glendora Comment
  POM294804  Funastrum cynanchoides var. hartwegii Robert C. Frampton 1946-6-22 s.n. Los Angeles Ganesha Park, Pomona. Comment
  UC1922316  Galium angustifolium Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 819 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  JEPS7856  Galium angustifolium subsp. angustifolium F. W. Peirson 1918-6-28 213 Los Angeles foothills e Rubio Canyon; San Gabriel Mts. 609 Comment
  POM367677  Galium angustifolium subsp. angustifolium Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA617398  Galium angustifolium subsp. angustifolium Scott D. White, Sandra Leatherman 1998-6-4 6640 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community., [range:] 34 31-33'N 118 37-39'W. 427 Comment
  RSA655785  Galium angustifolium subsp. angustifolium James Henrickson 2000-4-15 20682 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UC1424925  Galium angustifolium subsp. angustifolium Jack Delaini and Barbara Shervanick 1974-5-23 211 Los Angeles steep side of canyon near stream at bottom; Angeles National Forest, San Dimas Experimental Forest, Lodi Comment
  UCR124234  Galium angustifolium subsp. angustifolium T. S. Ross, Steve Boyd 1990-5-14 2463 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  RSA679888  Galium angustifolium subsp. gabrielense LeRoy Gross, Valerie Soza 2003-6-10 1023 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit along trail. 2409 Comment
  LA33611  Galium aparine Peter H. Raven; 1959-4-4 13949 Los Angeles SANTA MONICA MOUNTAINS, Point Dume Natural Preserve, just E of Zuma Beach. 15 Comment
  SBBG105351  Galium aparine R. M. Beauchamp 1976-5-22 4117 Los Angeles S side of cyn below Lemon Tank Comment
  SBBG95196  Galium aparine M. B. Dunkle 1921-3-31 1764 Los Angeles Little Harbor 60 Comment
  UCD121733  Galium aparine C. W. Tilforth 1969-5-31 195 Los Angeles Small canyon east of Colima Ave., north of Whittier. Comment
  RSA584044  Galium californicum subsp. flaccidum Tim S. Ross 1992-4-21 6224 Los Angeles Head of Horse Canyon: N side of Horse Canyon Saddle. 963 Comment
  RSA198815  Galium catalinense subsp. catalinense Robert F. Thorne, D. Propst 1967-5-27 37637 Los Angeles Santa Catalina Island. Above stream in lower end of Middle Ranch Canyon Comment
  SBBG132208  Galium catalinense subsp. catalinense S. A. Junak 1978-4-15 SCA 027 Los Angeles rd on N side of Cherry Valley, on ridge W of Lion's Head Point 60 Comment
  RSA653388  Galium grande Steve Fischer 1998-7-24 SFCNPS 21 Los Angeles On lower side of Upper Winter Creek Trail. 744 Comment
  RSA678830  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1287 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1 mile from trailhead out of Chantry Flat area. 793 Comment
  SBBG119258  Galium grande V. Soza with L. Gross 1999-7-15 629 Los Angeles N- and NE-side of helispot and S-side of Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  SD181349  Galium grande Valeria Soza, W. Law, L. Moore 2000-7-7 1054 Los Angeles San Gabriel Mountains; East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail and Silver Fish Road, along Silver Fish Road 853 Comment
  UCR159825  Galium grande Valerie Soza, LeRoy Gross 1999-7-15 629 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  LA51374  Galium nuttallii subsp. nuttallii Henry J. Thompson; 1959-3-31 1914 Los Angeles Santa Monica Mountains, 1.2 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell 396 Comment
  UCR95432  Galium parisiense Steve Boyd, Orlando Mistretta 1996-5-23 8816 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  RSA0045218  Galium porrigens R. G. Swinney 2010-6-21 13267 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
  RSA582775  Galium porrigens Tim S. Ross, Steve D. Boyd 1993-5-23 7246 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons. 966 Comment
  JEPS52950  Galium porrigens var. porrigens Lauramay T. Dempster and Clare Hardham 1965-6-16 4119 Los Angeles Angeles Crest Hwy just s Upper Chilao Recreation Area; San Gabriel Mountains Comment
  RSA530068  Galium porrigens var. porrigens Tim S. Ross 1991-8-16 5862 Los Angeles Horse Flats (southern end). 1741 Comment
  SFV22033  Galium porrigens var. porrigens V. Soza, L. Gross, B. Hogshead 2001-4-18 1153 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 412 Comment
  JEPS52955  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3980 Los Angeles Angeles Crest Hwy at Brown Canyon; San Gabriel Canyon 731 Comment
  UC1518674  Galvezia speciosa Robert F. Thorne 1973-4-11 42836 Los Angeles San Clemente Island 274 Comment
  UCR281599  Gamochaeta pensylvanica R. G. Swinney 2014-5-19 16588 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SBBG131134  Gamochaeta ustulata S. A. Junak 1999-5-21 SCa 976 Los Angeles upper reaches of Coffee Pot Cyn, near Benchmark 1732, N facing slope 527 Comment
  RSA303831  Garrya flavescens Jim R. Shevock 1970-12-31 583 Los Angeles Angeles Crest Hwy. 1616 Comment
  CAS-BOT-BC158009  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  CAS-BOT-BC158014  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 411 Comment
  POM3237  Garrya veatchii D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  UCSC001477  Garrya veatchii Peter Kamb 1948-2-29 790 Los Angeles Crest of the Verdugo Range above Henderson Canyon. Verdugo Range, Henderson Canyon. 884 Comment
  UCR190355  Gayophytum R. G. Swinney 2001-6-16 7972 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  UCR225151  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Transverse Ranges; San Gabriel Mountains region, Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  CAS-BOT-BC308065  Genista monspessulana Robert F. Thorne; P. Everett 1965-6-22 34858 Los Angeles Santa Catalina Island: along Upper Pebble Beach Rd. 30 Comment
  UCR142068  Geranium dissectum A. C. Sanders 2003-4-30 26190 Los Angeles Western San Gabriel Mtns., Castaic Valley, along entrance road to Castaic Lake Recreation Area, off Lake Hughes Rd. 351 Comment
  RSA48561  Gilia achilleifolia subsp. achilleifolia E. K. Balls 1949-11-12 12931 Los Angeles Volunteer in Botanic Garden (turn-around bed near Administration Bldg.) [Claremont] Comment
  SBBG39911  Gilia achilleifolia subsp. multicaulis W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  RSA86546  Gilia aliquanta subsp. aliquanta Verne Grant, Alva Grant 1954-4-19 9324 Los Angeles About 5 miles E of Pearblossom, by the first big bend in road. 1067 Comment
  RSA470079  Gilia angelensis L. C. Wheeler 1934-3-11 2434 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  UCR152891  Gilia angelensis A. C. Sanders, Helen Kennedy 2005-4-13 29434 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA152125  Gilia angelensis Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  UCR130058  Gilia brecciarum subsp. brecciarum George K. Helmkamp, E. A. Helmkamp 1998-5-21 4054 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  POM9762  Gilia brecciarum subsp. brecciarum P. A. Munz 1921-4-24 s.n. Los Angeles Sandbergs, Ridge Road. 1524 Comment
  SDSU21384  Gilia capitata S. H. Bullock 1968-3-26 16 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. No slope. 351 Comment
  UCR124581  Gilia capitata B. C. Templeton, I. W. Clokey 1930-4-8 1028 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  POM3532  Gilia capitata subsp. abrotanifolia I. M. Johnston 1917-5-6 s.n. Los Angeles Evey Canon, north of Claremont. 685 Comment
  RSA470239  Gilia capitata subsp. abrotanifolia C. Epling 1931-3-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA20211  Gilia capitata subsp. abrotanifolia Theodore Payne 1938-5-17 s.n. Los Angeles From seed obtained between Glendale and Montrose. 365 Comment
  RSA251011  Gilia capitata subsp. abrotanifolia Jack Delaini 1974-5-9 180 Los Angeles San Dimas Canyon area. 732 Comment
  RSA67270  Gilia capitata subsp. abrotanifolia Verne Grant, Alva Grant 1952-4-21 9094 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass Rd. 1067 Comment
  UC908003  Gilia capitata subsp. staminea I. W. Clokey, B. C. Templeton 1930-4-8 4660 Los Angeles mi n Elizabeth Lake; n of Elizabeth Lake Comment
  RSA469403  Gilia latiflora subsp. davyi Ora M. Clark 1929-3-29 1851 Los Angeles N. E. Sandberg. Comment
  RSA67711  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1952-4-23 9123 Los Angeles Just out of Palmdale on road to Saugus. Comment
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Aug 2 2008
  RSA755979  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-12 2423 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
  UCR205929  Gilia modocensis R. G. Swinney 2008-5-5 8773 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA545185  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  SBBG129213  Gilia nevinii P. H. Raven 1962-4-9 17166 Los Angeles above Wilson Cove 60 Comment
  CAS-BOT-BC402010  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent Comment
  RSA0017212  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA0051754  Gilia scopulorum Carol Haines 1964-5-24 171 Los Angeles Elizabeth Canyon Road. 990 Comment
  SD215607  Gilia tricolor subsp. diffusa W. Wisura, E. Roeder 1992-4-21 4703 Los Angeles Valyermo Road, 0.3 mil4e north of turnoff to St. Andrews. Comment
  UCR38880  Gnaphalium californicum B. A. Prigge 1985-6-14 6395 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA5891  Gnaphalium chilense C. B. Wolf 1932-9-16 4111 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA761772  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR213411  Gnaphalium luteoalbum A. C. Sanders, Dan S. Cooper 2010-3-12 37331 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM4627  Gnaphalium microcephalum Fred Burlew 1917-09 s.n. Los Angeles Crescenta. Comment
  RSA597398  Gnaphalium microcephalum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5059 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, bouldery, rocky draw SW and above pier aperations. 15 Comment
  RSA782208  Gnaphalium palustre R. G. Swinney 2009-8-25 11471 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR86843  Gnaphalium stramineum Scott D. White 1995-4-27 2956 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CAS-BOT-BC110278  Grayia spinosa A. D. E. Elmer 1902-6-1 3613 Los Angeles Palmdale. Comment
  LA204725  Grayia spinosa A. M. Johnson; 1932-4-17 3946 Los Angeles N of Palmdale Comment
  POM359065  Grindelia camporum var. bracteosa Anstruther Davidson 1893-3-8 s.n. Los Angeles Wiseburn. Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  CAS-BOT-BC305274  Grindelia hirsutula F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  POM141  Guillenia lasiophylla Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA3552  Guillenia lasiophylla C. B. Wolf 1932-5-9 3496 Los Angeles Santa Catalina Island. Along the road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  RSA587401  Guillenia lasiophylla Orlando Mistretta 1995-4-5 1600 Los Angeles Drainage W of Little Rock Creek Reservoir. 473 Comment
  JEPS18979  Gutierrezia microcephala Frank W. Peirson 1923-9-1 4016 Los Angeles Sheep Creek San Gabriel Mountains, Sheep Creek 1524 Comment
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Aug 14 2013
  POM153301  Gutierrezia microcephala P. A. Munz, I. M. Johnston 1928-9-5 11170 Los Angeles mouth of Rock Creek 1158 Comment
  SBBG109022  Hainardia cylindrica S. A. Junak 1996-5-14 SCl 452 Los Angeles E side of San Clemente Ridge Rd, ca. 0.1 mi S of intersection with Horton Rd 472 Comment
  SBBG113261  Hainardia cylindrica S. A. Junak 1997-6-6 SCa 436 Los Angeles N end of upper Buffalo Springs Reservoir, just NW of airport 435 Comment
  SBBG131657  Hainardia cylindrica S. A. Junak 1999-5-20 SCa 953 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  UCR167513  Haplopappus acradenius Scott D. White, A. Warniment 2005-9-9 11216 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  SBBG113070  Harpagonella palmeri S. A. Junak with K. Kirkland 1998-4-30 SCa 573 Los Angeles extreme upper reaches of N fork of Descanso Cyn just downslope from Airport Rd 350 Comment
  RSA0096643  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 631 Los Angeles Santa Catalina Island. Ca. 0.95 air miles NW of East Peak. 329 Comment
  SD135121  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon, above confluence of Iwo Jima Gulch. 199 Comment
  RSA684400  Hazardia squarrosa Scott D. White, Brian Leatherman 2003-11-17 9855 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  RSA653518  Hazardia squarrosa var. grindelioides LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 281 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  SFV17933  Hazardia squarrosa var. obtusa J. N. Hogue 1998-10-13 129 .4 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  CAS-BOT-BC302322  Hazardia squarrosa var. squarrosa Scott D. White; Pam Devries 1997-11-20 6026 Los Angeles Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCR200215  Hedypnois cretica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 879 Los Angeles Verdugo Mountains, northeast side'', Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near archery station off main road. 366 Comment
  POM175364  Helenium bigelovii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  LA35979  Helianthemum scoparium Peter H. Raven; David S. Verity 1960-5-7 15321 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  RSA498177  Helianthemum scoparium var. scoparium Helen M. Oster 1924-04 s.n. Los Angeles Hills between Vermont & Western Comment
  RSA441784  Helianthemum scoparium var. vulgare M. B. Dunkle 1928-5-13 1960 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  SFV18122  Helianthus annuus J. N. Hogue 2000-5-26 s. n. Los Angeles Los Angeles, Eagle Rock. Front lawn of 1591 Grandola Avenue. 152 Comment
  SFV14472  Helianthus annuus J. L. Reveal 1987-9-21 3892 Los Angeles San Fernando Valley Limekiln Canyon north of Rinaldi. 366 Comment
  POM31210  Helianthus annuus var. lenticularis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  LA30851  Helianthus gracilentus Peter H. Raven; Jane Turner, Barbara Whitesel 1959-2-23 C- 132 Los Angeles Santa Monica Mountains, Latigo Canyon Comment
  POM122183  Helianthus gracilentus Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC305789  Helianthus nuttallii Oliver 1884-1-1 s.n. Los Angeles Cienega bet. Los Angeles & Sta. Monica Comment
  RSA650980  Heliotropium curassavicum T. Strid 1972-6-10 s.n. Los Angeles Puddingstone Dam. 274 Comment
  OBI35688  Helminthotheca echioides Rebecca Cicoria 1982-5-8 69 Los Angeles Palos Verdes Peninsula: Upper end of Altamira Cyn, Rolling Hills Comment
  SBBG125473  Hemizonella minima A. Parikh, N. Gale 2010-6-19 3343 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  RSA0037152  Hemizonia kelloggii R. Arias, L. Cortez 2011-8-16 PDR 1313940 Los Angeles Leona Valley; Elizabeth Lake Road near 90th Street. Comment
  RSA649821  Hemizonia ramosissima Matt Brooks 1988-5-12 62 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  RSA534112  Herniaria hirsuta subsp. cinerea Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5093 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  CATA1819  Hesperocyparis stephensonii Benjamin E. Carter 2012-8-31 7020 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  CHSC100218  Heteromeles arbutifolia John Dittes; Josephine Guardino 2006-11-25 1433 Los Angeles Western Transverse Range; San Gabriel Mtns.; Little Tujunga Cyn; ca. 4.5 air-miles northeast of Pacoima Memorial Hospital, ca. 3.3 air-miles southwest of Magic Mountain Communication Facility, ca. 2.4 air-miles west of Mendenhall peak; 0.2 air-miles southwest of Dillon Divide; west side of FS Route 3N322. 830 Comment
  RSA0072473  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1774 Los Angeles Downstream form San Dimas Dam. 403 Comment
  RSA117139  Heteromeles arbutifolia Huron H. Smith 1912-6-18 5117 Los Angeles Rock Spring Canyon, Santa Catalina Island. 24 Comment
  UC535334  Heteromeles arbutifolia Ira W. Clokey, B. Templeton 1929-11-1 4602 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCR270648  Heteromeles arbutifolia R. G. Swinney 2011-11-1 15958 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CAS-BOT-BC318870  Heterotheca grandiflora F. A. Thackery 1928-6-3 429 Los Angeles Mulholland Drive Comment
  RSA0074420  Heterotheca grandiflora Mark Elvin, Orlando Mistretta 1996-3-24 129 A Los Angeles Channel Islands; San Clemente Island. 427 Comment
  SBBG12554  Heterotheca grandiflora P. H. Raven 1962-4-11 17285 Los Angeles N of a point W of Wall 2 30 Comment
  RSA0074413  Heterotheca grandiflora Timothy S. Ross 1991-5-20 5365 Los Angeles San Clemente Island: North third, upper S branch of unnamed drainage that empties to sea just N of Jack Point lighthouse. 168 Comment
  RSA0074425  Heterotheca grandiflora Roxanne Smith 1991-5-7 20 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/8 mile north of intersection of Clear Creek Canyon Drive & Steep Canyon Road. Comment
  RSA0066369  Heuchera abramsii R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41071 Los Angeles San Gabriel Mountains, Angeles National Forest: saddle ridge between West Baldy and Old Baldy. 3003 Comment
  CAS-BOT-BC48167  Heuchera elegans Mrs. Joseph Clemens 1922-5-1 s.n. Los Angeles Mt. Wilson Comment
  RSA0096741  Heuchera elegans F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5532 Los Angeles Mt. Islip, near summit. 2440 Comment
  RSA415  Hoita macrostachya J. T. Howell 1928-6-29 1008 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  UC1971444  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles LIEBRE MOUNTAINS REGION: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West, near the California Aqueduct, east of mouth of Broad Canyon. Comment
  SD252251  Hordeum intercedens Steven A. Junak 1999-5-20 Sca 939 Los Angeles Santa Catalina Island: at head of Escondido Canyon, along Cottonwood-Black Jack Road, 1.1 miles E of reservoir in Cottonwood Canyon, open ridgetop. 305 Comment
  RSA0088157  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCD85939  Hordeum murinum subsp. glaucum Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  LA98848  Hordeum murinum subsp. glaucum E. R. Hobbs; Walt Westman 1979-3-30 79 49 Los Angeles 7 Comment
  RSA605020  Hordeum vulgare L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCSB6765  Hordeum vulgare Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  UCD113422  Horkelia cuneata Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region: Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  UC12565  Horkelia cuneata subsp. puberula J. H. Barber 1897-4-20 146 Los Angeles Pomona Valley Comment
  SEINET11907287  Horkelia cuneata subsp. puberula E. A. Purer 1935-1 6592 Los Angeles Santa Monica Mountains, near junction of Malibou Lodge Road & Ventura Boulevard Comment
  UCR149906  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  SEINET13276828 Image available Hosackia oblongifolia R. G. Swinney 2011-1 15728 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 (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA0069837  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA730287  Hulsea heterochroma R. G. Swinney 1998-8-1 6628 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  SEINET3860184  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Hwy, 3 mi E of Chilao, San Gabriel Mtns.; 0 1829 Comment
  POM4805  Hymenoclea salsola var. salsola L. R. Abrams, E. A. McGregor 1908-7-2 542 Los Angeles Rock Creek. Desert slopes of the San Gabriel Mountains. 1220 Comment
  RSA587222  Hymenoclea salsola var. salsola Orlando Mistretta 1995-7-12 1897 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  UCR271841  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  JEPS30476  Hypochaeris glabra Henry J. Thompson 1959-5-24 2020 Los Angeles 0.6 mi ene of Saddle Peak; Santa Monica Mountains 701 Comment
  RSA0088107  Hypochaeris glabra R. G. Swinney 2010-4-30 12457 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  SBBG13280  Hypochaeris glabra M. A. Piehl 1962-6-10 62378 Los Angeles Thirst 579 Comment
  RSA150831  Hypochaeris glabra Peter H. Raven 1962-5-9 17693 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  SBBG62879  Isocoma acradenia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC311530  Isocoma acradenia var. acradenia Eugene Wells 1909-11-25 2 Los Angeles Lancaster - Mohave Desert Comment
  SBBG61151  Iva axillaris R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SEINET11839632  Iva axillaris R. F. Thorne, Tilforth, C. W.; Nilsson, S. 1972-1 42188 Los Angeles San Gabriel Mts., Angeles NF, Caldwell Lake near Valyermo (sag pond on San Andreas Fault) 1570 Comment
  SBBG108947  Jepsonia malvifolia S. A. Junak 1996-9-30 SCl 686 Los Angeles W fork of Norton Cyn 329 Comment
  OBI13701  Juglans californica Unknown 1964-4-18 107 Los Angeles End of Colima Dr past post office tract. E slope of Topanga Cyn, Santa Monica Mts Comment
  RSA0011184  Juglans californica Ora M. Clark 1929-2-3 1511 a Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  LA200574  Juglans californica var. californica Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA200592  Juglans californica var. californica Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC34948  Juglans californica var. californica unknown Los Angeles Azusa Comment
  UC57607  Juglans californica var. californica J. H. Barber 1897-4-4 125 Los Angeles Santa Monica Forestry Station Comment
  SD253478  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 113 Los Angeles San Fernando Valley, Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, E of Woodley Av3e, W of San Diego Freeway, N of Burbank Balvd. 213 Comment
  UCR274872  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14- 114 Los Angeles San Fernando Valley, city of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway(405), north of Burbank Blvd. 227 Comment
  CAS-BOT-BC110041  Juncus acutus Ernest Braunton 1902-10-1 702 Los Angeles Ballona. Comment
  UCR179291  Juncus bufonius R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  RSA0115956  Juncus macrophyllus Richard G. Swinney 2008-10-10 9573 Los Angeles San Gabriel Mtns.: Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA530057  Juncus macrophyllus Timothy S. Ross 1991-8-16 5852 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  RSA616063  Juncus macrophyllus Scott D. White, B. Leatherman 1997-1-21 6062 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  RSA755826  Juncus macrophyllus R. G. Swinney 2008-10-7 9486 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  UCR78066  Juncus macrophyllus David Charlton 1991-7-5 5515 Los Angeles San Gabriel Mtns., Angeles National Forest: Elizabeth Lake Canyon Road, at bridge near Warm Springs Canyon 610 Comment
  RSA642710  Juncus macrophyllus Orlando Mistretta 1992-6-13 694 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA368231  Juncus mexicanus Agatha 1937-5-9 157 Los Angeles Woods in Big Tujunga Canyon. Comment
  UC842817  Juncus rugulosus I. Johnston 1917-6-14 1341 Los Angeles w of Pomona Comment
  UCR204745  Juncus rugulosus R. G. Swinney 2005-8-9 8420 A Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA605025  Juncus saximontanus L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA368355  Juncus textilis L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  SEINET3881466  Juncus torreyi A. C. Sanders, Mark A. Elvin 2002-6-25 25288 Los Angeles Ne end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. (Val Verde 7.5' Q.).; 0 274 Comment
  RSA577905  Juncus xiphioides L. C. Wheeler 1932-9-30 1408 Los Angeles Los Angeles River at Los Feliz Blvd. 122 Comment
  SEINET6744571 Image available Juncus xiphioides Tracy, Evans 1887-1 389 Los Angeles Los Angeles Cal Comment
  RSA577900  Juncus xiphioides L. C. Wheeler 1933-7-11 1929 Los Angeles Puddinstone Dam, San Jose Hills. 274 Comment
  SEINET6051244  Juniperus californica Steve Boyd, Raz, Lauren 1996-10-14 9059 Los Angeles Liebre Mountains region. Near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. Comment
  UC403030  Juniperus californica J. Burtt Davy May 9 1896-May 24 1896 2688 Los Angeles Leonis Valley Antelope Valley (summit of ridge) Comment
  UCSB7211  Juniperus californica Ralph, F. 1959-5-15 Los Angeles Along roadside of the cutoff between Hwy. 6 and Hwy. 138, 2.7 miles from its jct. with 138 Comment
  SEINET3237950 Image available Juniperus occidentalis subsp. australis R. G. Swinney 1999-8-9 7601 Los Angeles San Gabriel Mtns.; eastern end of Big Horn Ridge, SW of Mt. San Antonio. 2793 Comment
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Apr 8 2021
  RSA401722A  Keckiella antirrhinoides var. antirrhinoides A. Menke 1955-4-23 s.n. Los Angeles San Francisquito Canyon. Comment
  SBBG66604  Keckiella ternata subsp. septentrionalis R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  RSA135196  Koeleria macrantha P. H. Raven 1960-5-15 15363 Los Angeles Piuma Road 2.3 miles east of Rambla Pacifica; 34? N, 118 - 119?W 488 Comment
  RSA0103867  Kopsiopsis strobilacea I. M. Johnston 1917-7-4 1432 Los Angeles Slopes of Little Baldy. 2895 Comment
  RSA0080742  Lactuca serriola R. G. Swinney 2010-8-11 13515 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  CDA7524  Lactuca serriola Phillipson 1915-6-12 Los Angeles Monrovia. Comment
  RSA550702  Lactuca serriola Timothy S. Ross, Annette Ross 1991-7-29 5701 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA601330  Lagophylla ramosissima subsp. ramosissima Steve Boyd, Lauren Raz 1997-6-18 9966 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SEINET10598998  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Comment
  RSA161205  Lamium amplexicaule Peter H. Raven 1962-2-1 16877 Los Angeles Los Angeles State and County Arboretum. 183 Comment
  RSA611640  Lastarriaea coriacea Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10118 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCR276787  Lastarriaea coriacea R. G. Swinney 2011-3-29 14271 A 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
  SD236204  Lasthenia californica A. C. Sanders 2005-5-5 29939 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark Plum 671 Comment
  SD69866  Lasthenia californica Robert F. Thorne 1966-4-6 35927 Los Angeles Santa Catalina Island; 1.0 mile west of Empire Landing. 74 Comment
  SD90450  Lasthenia californica Robert F. Thorne, M. Z. Thorne 1973-2-12 42466 Los Angeles Santa Catalina Island; Blue Cavern Point. 60 Comment
  UCR259665  Lasthenia coronaria R. G. Swinney 2010-4-1 12144 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
  CAS-BOT-BC329157  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Near Los Angeles Comment
  LA203787  Lasthenia glabrata subsp. coulteri LeRoy Abrams; 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  RSA396114  Lasthenia glabrata subsp. coulteri C. B. Wolf 1935-3-24 6295 Los Angeles 1 mile north of Buena Park (valley to w of w coyote hills)., [Specimen is 0.1 km W of the Orange County line in L.A. County. Ref; Mr. Fred Roberts and Tom Chester] 53 Comment
  SBBG98542  Lasthenia gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Cyns 484 Comment
  SD237425  Lathyrus vestitus R. G. Swinney 2008-6-25 9101 Los Angeles San Gabriel Mountains: Glelndora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin. 438 Comment
  RSA595683  Lathyrus vestitus subsp. laevicarpus T. S. Ross, Victor W. Steinmann 1995-5-8 8549 Los Angeles First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 939 Comment
  UC729592  Lathyrus vestitus var. alefeldii Carl B. Wolf 1932-5-9 Los Angeles about 0.5 mi way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  SBBG78467  Lathyrus vestitus var. vestitus W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  SD53051  Lathyrus vestitus var. vestitus Peter H. Raven 1962-4-10 17247 Los Angeles San Clemente Island, In semi-shade on steep walls of gully to west side of island ca. 1.5 miles north of Thirst 456 Comment
  SDSU4460  Lathyrus vestitus var. vestitus B. J. Cabrera 1990-4-14 14 IV90D Los Angeles On trailside near bottom of canyon, Gabrielino National Recreation Trail, San Gabriel Mountains ca. 1300 m. Comment
  CHSC35483  Lavatera assurgentiflora James Henrickson 1974-2-24 7 Los Angeles Santa Catalina Island, on Bird Rock, N of the Isthmus. 3 Comment
  RSA526072  Lavatera cretica Steve Boyd, Orlando Mistretta, L. Arnseth, Bart O Brien, T. Hayduk 1990-4-6 4171 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  SD252283  Layia Steven A. Junak 1999-5-20 Sca 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  RSA0113755  Layia Steven A. Junak 1999-5-20 SCa- 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons. On S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  RSA0091972  Layia glandulosa R. G. Swinney 2011-4-20 14429 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UC1250443  Layia glandulosa Isabelle Tavares and Valera Brinson 1962-4-16 273 Los Angeles near Palmdale (2.7 mi e of Highway 6, on highway connecting with Angeles Crest Highway (Highway 2)) Comment
  JEPS30623  Layia platyglossa Peter H. Raven 1959-4-4 13972 Los Angeles Point Dume; Santa Monica Mountains 15 Comment
  UC468911  Layia platyglossa unknown 1905-4-20 111 Los Angeles Pasadena Comment
  SBBG132123  Layia platyglossa S. A. Junak 1996-4-13 SCI 321 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  RSA188058  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-6 35928 Los Angeles Santa Catalina Island: about 1 mi. W of Empire Landing. 76 Comment
  RSA60202  Layia platyglossa subsp. campestris E. K. Balls, Lee W. Lenz 1950-3-28 14456 Los Angeles 2 miles north of Castaic, Hwy 99. 366 Comment
  CHSC112547  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains; Clear Creek area. In and around 'The Pines: picnic area,immediately S of Angeles Forest Hwy, ca 0.5 mi W of jtn with Angeles Crest Hwy. 1013 Comment
  LA82023  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA409627  Lepechinia fragrans C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  PASA2040  Lepidium fremontii Frank W. Peirson 1921-5-19 Los Angeles Little Rock Creek, San Gabriel Mts. 960 Comment
  RSA585342  Lepidium fremontii Timothy S. Ross 1991-4-27 4639 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA158294  Lepidium lasiocarpum P. H. Raven 1962-7-12 18025 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  UCR205721  Lepidium latifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36926 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  SBBG133345  Lepidium strictum S. C. white, J. Green 2004-4-23 10229 Los Angeles Arroyo Seco at La Loma Rd bridge crossing; Pasadena 213 Comment
  RSA609973  Lepidium strictum L. C. Wheeler 1970-6-2 s.n. Los Angeles Los Angeles: USC Campus. Comment
  UCR178941  Lepidium virginicum R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  RSA651356  Lepidium virginicum T. Strid 1972-6-8 s.n. Los Angeles Topanga Cyn. 60 Comment
  UC72930  Lepidium virginicum Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  LA32050  Lepidospartum squamatum Peter H. Raven; Henry J. Thompson 1958-9-19 13728 Los Angeles Santa Monica Mountains, near junction of Potrero Canyon Rd and Decker Rd [Westlake Blvd], near Lake Sherwood 281 Comment
  SD112499  Lepidospartum squamatum Darley F. Howe 1938-9-26 747 Los Angeles Near Claremont. Comment
  RSA469982  Leptosiphon breviculus B. C. Templeton 1932-6-17 4907 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA97706  Leptosiphon breviculus R. M. Straw 1954-6-16 620 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
  POM65857  Leptosiphon ciliatus L. R. Abrams 1901-07 1900 Los Angeles Wilson's Peak. 1768 Comment
  UC1871051  Leptosiphon ciliatus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3894 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  POM364526  Leptosiphon ciliatus Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  UCD118982  Leptosiphon parviflorus Gerald Dickinson 1962-5-17 38 Los Angeles Topanga Boulevard and Upper Robinson Road, Santa Monica Mountains. 304 Comment
  UCR269983  Leptosyne bigelovii R. G. Swinney 2010-5-19 12771 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
  SEINET8483168 Image available Leptosyne gigantea J. Henrickson 1974-2-24 13806 Los Angeles Santa Catalina Island, on Bird Rock, N of the isthumus Comment
  CAS-BOT-BC339281  Lessingia glandulifera var. glandulifera F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CAS-BOT-BC339288  Lessingia glandulifera var. glandulifera Louis Wheeler 1931-9-1 48 Los Angeles 2 mi. N Claremont 411 Comment
  CAS-BOT-BC339293  Lessingia glandulifera var. glandulifera A. D. E. Elmer 1902-6-1 3620 Los Angeles Palmdale Comment
  RSA239419  Lessingia glandulifera var. glandulifera C. W. Tilforth, John Dourley 1973-5-24 820 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north edge of San Gabriel Mountains. Comment
  CAS-BOT-BC339564  Lessingia glandulifera var. peirsonii John Thomas Howell 1927-11-13 3200 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mts. 914 Comment
  CAS-BOT-BC283741  Leymus condensatus Lewis S. Rose 1946-7-21 46231 Los Angeles N end of Hollywood Reservoir 228 Comment
  POM7103  Leymus condensatus M. Hitchcock 1918-4-3 39 Los Angeles Topango [Topanga] Canyon. Comment
  RSA230244  Leymus triticoides R. F. Thorne 1969-7-2 38294 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  RSA599741  Leymus triticoides L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Old Point Comfort; Big Rock Creek. 1280 Comment
  SBBG59322  Leymus triticoides R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  CDA32478  Leymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles San Gabriel Mountains. Big Tujunga at Colby Ranch Road. Comment
  UCR256477  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-6-8 13205 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
  UCR194569  Lilium parryi R. G. Swinney 1998-7-29 6529 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
  CATA3494  Limonium perezii Benjamin J. Dion, Nathalie Cartan, Michael Thomas, Julia Parish 2017-10-11 046 Los Angeles Santa Catalina Island: Channel side; landscaped area on northeast edge of empty lot between Marilla Ave and Hiawatha Ave in Avalon 47 Comment
  RSA682626  Linanthus aureus Scott D. White, Michael Honer 2003-5-7 9214 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA698399  Linanthus aureus Seacord s.n. Los Angeles West Mojave Comment
  UCR186888  Linanthus bigelovii A. C. Sanders 2006-4-14 32057 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  HSC17060  Linanthus californicus G. E. Anderson 1966-4-4 22 Los Angeles 2 mi. N of Topanga S side on Hwy. 27 Comment
  RSA468437  Linanthus californicus Martha Hilend 1929-5-14 s.n. Los Angeles Mt. Lowe. Comment
  RSA522943  Linanthus californicus T. S. Ross, Orlando Mistretta 1990-10-24 3303 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA0016796  Linanthus dianthiflorus subsp. dianthiflorus S. B. Parish, Greata 1901-05 s.n. Los Angeles S. Pasadena Comment
  RSA596920  Linanthus dichotomus T. S. Ross, J. Mark Porter 1995-5-4 8523 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SBBG126947  Linanthus dichotomus A. Parikh, N. Gale 2011-6-11 3453 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns [ subsp. pattersonii ] 1201 Comment
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Jul 7 2015
  RSA757668  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-14 2442 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA679952  Linanthus parryae LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 880 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCSB40480  Linanthus parryae Williams, Mark 1978-4-22 Los Angeles 500 feet north of Hwy 138, 15 miles east of Interstate 5 883 Comment
  UC23772  Linanthus parviflorus J. Burtt Davy May 9 1896-May 24 1896 2316 Los Angeles Llano Verde, West Palmdale Antelope Valley Comment
  RSA545180  Linaria canadensis var. texana Tim S. Ross 1992-4-16 6203 Los Angeles Central part of island; 291 degrees WNW, 725 m distant from summit of 1603' peak above Stone field station, San Clemente Island 416 Comment
  UCR193681  Lithophragma R. G. Swinney, Dave Larson 1999-5-15 7140 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  POM126293  Lithophragma heterophyllum V. Newsom, M. Hilend 1927-4-13 s.n. Los Angeles Hills S.W. of Newhall. Comment
  RSA225724  Lithophragma heterophyllum R. F. Thorne, A. C. Gibson 1971-5-22 39760 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon, somewhat below Falls. 396 Comment
  RSA719196  Lithophragma heterophyllum R. G. Swinney 1998-4-13 5966 Los Angeles Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd. 543 Comment
  RSA228906  Lithophragma tenellum R. F. Thorne 1971-8-25 41270 Los Angeles ANGELES NATIONAL FOREST: Lily Spring on northwest slope of Mt. Hawkins. Comment
  SBBG71610  Loeflingia squarrosa R. Hoffmann 1932-4-27 Los Angeles 5 mi N of Lancaster Comment
  UC1594388  Logfia arizonica Tim Ross and Elizabeth Kellogg 1992-4-12 6123 Los Angeles 129 degrees se and 525 m distant from Vista (near head of Grove Canyon); San Clemente Island 521 Comment
  SFV7987  Logfia filaginoides T. Gordon, H. Grayum, K. Felt 1976-5-7 1353 Los Angeles San Gabriel Mountains On ridge adjacent to lower Trail Canyon. 762 Comment
  SBBG113067  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 625 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  RSA651814  Lolium Dean Brown 1948-5-19 9 Los Angeles One half mile west of Brackett Airport, on Puddingstone Avenue. 228 Comment
  UCR180172  Lolium perenne subsp. multiflorum R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  POM1286  Lolium temulentum D. L. Crawford, Otis Hiatt 1916-3-28 710 Los Angeles Santa Monica Mountains. 305 Comment
  SD241722  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Santa Clarita Valley: Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon, in Charlie Canyon, survey area 69 (Newhall 7.5'Q) 395 Comment
  UCR192003  Lomatium dasycarpum A. C. Sanders 2008-4-17 34924 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  RSA588898  Lomatium dasycarpum subsp. dasycarpum T. S. Ross, Steve D. Boyd 1990-5-15 2543 Los Angeles Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE). 1012 Comment
  RSA653154  Lomatium mohavense B. Pitzer 1998-5-23 3749 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., 34 29.26'N, 118 08.2W [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA640242  Lomatium mohavense subsp. mohavense R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41592 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA771580  Lomatium nevadense R. G. Swinney 2009-5-6 10663 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  RSA0105337  Lomatium nevadense var. parishii T. S. Ross 1994-5-31 7969 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of the 7124' summit. 2060 Comment
  UCR94478  Lomatium nevadense var. parishii Orlando Mistretta 1992-5-4 236 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Little Rock Creek, Alimony Ridge 1463 Comment
  UCD127799  Lomatium utriculatum Daryl Koutnik 1978-4-28 440 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  RSA717351  Lomatium vaginatum Scott D. White, Pam De Vries 2006-5-9 11400 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  POM3247  Lomatium vaginatum P. A. Munz 1918-5-19 2265 Los Angeles Hills south of Pomona. Comment
  RSA455168  Lonicera hispidula var. vacillans T. Gertrude Williamson 1929-8-22 s.n. Los Angeles Santa Catalina Island. Toyon Canyon. Comment
  RSA771315  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-5-12 34613 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  SBBG41335  Lonicera subspicata M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 0.5 mi above Middle Cyn Comment
  CAS-BOT-BC234861  Lonicera subspicata var. denudata W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  CAS-BOT-BC234868  Lonicera subspicata var. denudata Joseph Andorfer Ewan 1933-7-4 7858 Los Angeles Above Madrono [Madrono] flats, E. Fork Santa Anita Canyon, San Gabriel Mts. 914 Comment
  RSA683321  Lonicera subspicata var. denudata LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1098 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
  RSA515124  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 803 -3 Los Angeles San Clemente Island: Pyramid Head, S end of island 15 Comment
  UC15674  Lotus argophyllus var. argenteus Dr. A. Davidson Aug 1895 Los Angeles Catalina Island Comment
  RSA597009  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3804 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA729458  Lotus crassifolius var. crassifolius R. G. Swinney 1998-7-8 6321 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA3596  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-13 3613 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, at turn of road to airport. 30 Comment
  UC15560  Lotus dendroideus var. dendroideus Dr. A. Davidson 1891-1 6 Los Angeles Catalina Island Comment
  RSA406137  Lotus grandiflorus var. grandiflorus H. E. Hasse 1891-03 s.n. Los Angeles Santa Monica Comment
  RSA592013  Lotus hamatus Mark Hoefs, Doug Propst 1973-4-6 147 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  RSA714881  Lotus hamatus A. C. Sanders, Mark A. Elvin 2003-4-14 25954 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  RSA776784  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2010-6-15 5303 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  RSA586641  Lotus humistratus Orlando Mistretta 1995-6-1 1767 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  RSA729872  Lotus procumbens var. procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA008482  Lotus purshianus Fay A. MacFadden 1931-7-15 3177 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA406805  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-10 S- 4556 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  RSA545318  Lotus salsuginosus var. salsuginosus T. S. Ross 1992-5-17 6341 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA747092  Lotus scoparius subsp. scoparius A. C. Sanders, T. B. Salvato 2009-5-19 36831 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  RSA482514  Lotus scoparius var. brevialatus Richard Noyes 1988-4-30 498 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  SEINET3131523  Lotus scoparius var. scoparius Unknown 1904-7-5 711 Los Angeles Covina Comment
  RSA406306  Lotus strigosus Geo. L. Moxley 1917-2-4 522 Los Angeles San Fernando Reservoir. Comment
  RSA406259  Lotus unifoliolatus F. R. Fosberg 1931-7-14 773 Los Angeles Hay Press, Santa Catalina Island 350 Comment
  LA32251  Ludwigia peploides subsp. peploides Peter H. Raven; Henry J. Thompson 1959-10-14 14630 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  UCR277262  Lupinus D. E. Bramlet 2011-8-13 4945 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  RSA536049  Lupinus agardhianus T. S. Ross 1991-5-21 5398 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 457 Comment
  UC1129266  Lupinus albifrons G. E. Sindel 1935-1-7 115 Los Angeles 4 mi e Quail Lake; Angeles National Forest, Tejon Quad., e of Quail Lake Comment
  SEINET10838417  Lupinus albifrons var. albifrons Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4796 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  POM155655  Lupinus albifrons var. eminens M. B. Dunkle 1928-5-13 1941 Los Angeles Coach Road, Hamilton Canyon. 244 Comment
  JEPS65003  Lupinus bicolor Frank W. Peirson 1918-5-26 91 Los Angeles Henninger Flats San Gabriel Mts., Henninger Flats 868 Comment
  RSA708679  Lupinus bicolor Valerie L. Soza, Miriam Sidibeh 2003-3-26 1610 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR280882  Lupinus bicolor R. G. Swinney 2014-5-15 16531 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA177723  Lupinus bicolor subsp. microphyllus R. F. Thorne, P. C. Everett 1965-5-10 34497 a Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  POM19126  Lupinus bicolor subsp. umbellatus Philip A. Munz 1923-4-10 6742 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  SFV13338  Lupinus chamissonis M. J. Thor 1983-4-8 156 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  UCR270009  Lupinus concinnus R. G. Swinney 2010-5-19 12773 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
  UCR205698  Lupinus excubitus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37026 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA601335  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-6-17 9959 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  POM97154  Lupinus excubitus var. hallii P. A. Munz 1925-4-23 9421 Los Angeles San Gabriel Canyon. 305 Comment
  RSA595879  Lupinus excubitus var. hallii T. S. Ross, Victor W. Steinmann 1995-5-8 8532 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  LA205099  Lupinus excubitus var. johnstonii Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SEINET10485316  Lupinus flavoculatus Macf 1935-4-19 MACF 13483 Los Angeles California-nevada state line. Out of searchlight hwy. Comment
  UCR178370  Lupinus formosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 699 Los Angeles Transverse Range, Verdugo Mountains, South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 695 Comment
  UCR238106  Lupinus formosus Mark A. Elvin, Julie M. Vanderwier 2002-5-7 2008 Los Angeles Western Transverse Range, Newhall Ranch, Magic Mountain, in agricultural fields east of amusement park and west if I-5 Fwy 351 Comment
  UCR270260  Lupinus formosus R. G. Swinney 2011-6-15 15158 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA406944  Lupinus formosus var. formosus M. Bisbee 1917-5-27 s.n. Los Angeles Near Verdugo road, Verdugo Canyon Comment
  RSA582912  Lupinus guadalupensis Mark Elvin, Gery Allan, T. S. Ross 1995-5-21 19 Los Angeles San Clemente Island: west side of island; at confluence of three fingers of upper Chenetti Canyon. Comment
  SEINET13203257 Image available Lupinus hirsutissimus R. G. Swinney 2011-1 14479 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  JEPS65251  Lupinus hirsutissimus W. L. Jepson 1927-4-23 11900 Los Angeles Santa Susannah Pass 488 Comment
  RSA710457  Lupinus latifolius subsp. parishii L. T. Street 1919-5-15 2793 Los Angeles Puddingstone Canyon. Comment
  OBI70696  Lupinus latifolius var. parishii Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mts: Spring on N side of Blue Ridge by Guffy camp Comment
  CAS-BOT-BC211687  Lupinus longifolius Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC211710  Lupinus longifolius Henry J. Thompson 1959-5-24 1999 Los Angeles 1.3 miles north of Coast Highway, Tuna Canyon, Santa Monica Mountains 213 Comment
  HSC12459  Lupinus longifolius Wendell Wood 1970-6-24 39 Los Angeles Angeles Crest Hwy., 6 mi. beyond intersection of Foothill Blvd. 762 Comment
  POM2602  Lupinus longifolius Philip A. Munz 1918-4-11 2043 Los Angeles Glendora. Comment
  RSA279026  Lupinus longifolius R. F. Thorne 1971-4-9 41551 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon along San Dimas Creek 381 Comment
  RSA678835  Lupinus longifolius Valerie L. Soza, LeRoy Gross 2001-4-24 1174 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam 823 Comment
  SEINET3860255  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.; 0 915 Comment
  RSA0096916  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  CDA27541  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1349 Los Angeles West edge of Antelope Valley, Ca. 198, 3.1 miles west of junction with County Road N2, 5.6 miles west of Gorman Post Road and I5. 0 Comment
  RSA585692  Lupinus microcarpus var. microcarpus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3011 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  SEINET10450730  Lupinus odoratus James S. Henrickson 1965-4-22 Henrickson 1932 Los Angeles Mojave desert. Along hwy. 138, 1 Mi se of jct. Of hwy. From victorville, ca 25 Mi w of victorville. With larrea, lycium, and yucca brevifolia, and other Desert annuals. Soil, decomposed granite-sand. Flowers dark purple-blue, keel With white, banner with light yellow spot in white spot. Fleshy. 975 Comment
  CHSC911  Lupinus sparsiflorus E. Thomas 1940-4-13 Los Angeles Claremont. 353 Comment
  RSA708810  Lupinus sparsiflorus Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1156 -a Los Angeles Ridgetop above McDonald Creek. 457 Comment
  UCR159820  Lupinus sparsiflorus L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  RSA479512  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd 1987-4-14 2057 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  UCR124742  Lupinus succulentus B. C. Templeton, I. W. Clokey 1930-4-2 4411 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA414387  Lupinus truncatus Freda Detmers 1933-4-10 17586 Los Angeles Sierra Madre Mountains; Little Tujunga Canyon Comment
  SBBG31365  Lupinus truncatus R. F. Thorne with P. C. Everett 1965-5-11 34580 Los Angeles S side of north beach of Little Harbor 15 Comment
  SEINET3145146  Lupinus truncatus E. K. Balls, LW Lenz 1950-3-28 14452 Los Angeles 12 mi S of Castaic, Hwy 99 335 Comment
  SEINET3860259  Lupinus truncatus R. G. Swinney 2009-3-19 10144 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR259996  Lupinus truncatus R. G. Swinney 2010-3-16 11964 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
  UCR275284  Lupinus truncatus Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  CDA41039  Lycium cooperi G. D. Barbe, T. C. Fuller 1973-5-21 1399 Los Angeles 4 miles (6.4 km) east of Highway138 on Highway 18; 0.5 mile (0.8 km) west of San Bernardino County line. 0 Comment
  CDA5783  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Playa del Rey, 400 m north of 431 East Culver Blvd., Sec. 27 T2S R15W SB. 0 Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  POM158111  Lythrum californicum L. R. Abrams 1902-8-8 2962 Los Angeles Ballona Creek near Mesmer Comment
  POM49797  Madia exigua L. W. Nuttall 1920-6-6 s.n. Los Angeles Cattail Canyon, Santa Catalina Island. Comment
  UC830849  Madia exigua Louis C. Wheeler 1932-6-4 801 Los Angeles Liveoak Canyon San Gabriel Mts. 518 Comment
  LA31650  Madia gracilis Peter H. Raven; Henry J. Thompson 1959-5-5 14131 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  RSA717958  Madia gracilis R. G. Swinney, Dave Larson 1996-8-7 5249 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  UCR272559  Madia minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  SD122643  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island, east side of island, Lemon Tank. 305 Comment
  CAS-BOT-BC230898  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley Comment
  CAS-BOT-BC230920  Malacothamnus davidsonii Philip A. Munz 1925-4-19 9405 Los Angeles 2 miles East of San Fernando Comment
  CAS-BOT-BC206216  Malacothamnus fasciculatus Peter H. Raven 1962-5-20 17778 Los Angeles Near Bird Park, Avalon, Santa Catalina Island Comment
  LA200655  Malacothamnus fasciculatus Norman A. Cole; May 1964 392 Los Angeles Santa Monica Mountains, 3.1 mi. E from junction of Mulholland and Cornell Road 274 Comment
  RSA0053895  Malacothamnus fasciculatus R. G. Swinney 2010-2-27 11771 Los Angeles San Gabriel Mountains/ Verdugo Mountains: Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east and from the I-210 Fwy. south to Big Tujunga wash. 331 Comment
  RSA188296  Malacothamnus fasciculatus Robert F. Thorne 1966-6-2 36518 Los Angeles Santa Catalina Island. E of Black Jack Mt. on slopes of canyon leading to White s Landing. 229 Comment
  UCR212781  Malacothamnus fasciculatus Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1767 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel [River] Watershed, Tanbark Flats, Forest Service area 838 Comment
  RSA0101005  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood. 1829 Comment
  SBBG41330  Malacothamnus fasciculatus var. catalinensis M. R. Benedict 1970-6-27 Los Angeles near rd, lower Cape Cyn, just above jct with Middle Cyn Rd Comment
  CAS-BOT-BC206362  Malacothamnus fremontii Samuel B. Parish 1887-6-1 1955 Los Angeles Antelope Valley, Mojave Desert Comment
  RSA584954  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-6-1 2777 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). 1195 Comment
  RSA597193  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3733 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA772109  Malacothamnus fremontii R. G. Swinney 2009-5-20 10842 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA0101000  Malacothamnus fremontii Orlando Mistretta, Christine Mistretta 2008-5-2 2607 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  CAS-BOT-BC204191  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  RSA524196  Malacothamnus marrubioides Tim S. Ross, Steve D. Boyd 1990-6-6 2889 Los Angeles 0.3 miles ESE of Oak Flat Spring near the intersection of Threemile Grade x the road W to Camp Caula; Los Padres National Forest (admin. by Angeles N.F.). 840 Comment
  UC1929662  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  CAS-BOT-BC324550  Malacothrix David B. Weissman 1971-6-27 207 Los Angeles San Clemente Island, northwest harbor 91 Comment
  CAS-BOT-BC322479  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles Southeast point, San Clemente Island Comment
  RSA232817  Malacothrix foliosa R. F. Thorne 1966-4-15 360211 Los Angeles San Clemente Island, rocky sea-bluff 1/2 mile SSE of Eel Point, SW side of island 3 Comment
  RSA534128  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  SBBG13347  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Pt 4 Comment
  UCR166082  Malacothrix glabrata Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA584983  Malacothrix glabrata Timothy S. Ross 1993-5-16 7162 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  SBBG49902  Malacothrix glabrata L. S. Matlovsky 1975-3-28 DM 0011 -1 Los Angeles near Alta Vista Comment
  UCR189930  Malacothrix saxatilis T. B. Salvato, Sandra Murcia 2007-10-18 3084 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  RSA0038350  Malacothrix saxatilis Margaret Tucker 1966-5-17 s.n. Los Angeles San Rafael Hills, Glendale College. Comment
  RSA301956  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-16 2265 Los Angeles N-1 Rd. Malibu Canyon. 305 Comment
  UC1536039  Malacothrix saxatilis var. tenuifolia Robert F. Thorne September 1973 44722 Los Angeles Blue Cavern Point Santa Catalina Island Comment
  UC218832  Malacothrix sonchoides Katharine Brandegee Los Angeles Lancaster Comment
  RSA533520  Malva parviflora Tim S. Ross 1991-3-9 4174 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 366 Comment
  UCR152456  Malva parviflora A. C. Sanders, Lee Jones 2005-4-8 29370 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0004198  Malvastrum clementinum P. A. Munz 1923-4-9 6684 Los Angeles San Clemente Island. Comment
  RSA657472  Marah macrocarpa Joseph M. Keefe 2001-1-24 31029 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR281338  Marah macrocarpa R. G. Swinney 2014-5-21 16626 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA440990  Marah macrocarpa Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA659797  Marah macrocarpa var. macrocarpa Brian McColgan 1988-5-25 33 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. 762 Comment
  SD49381  Marah macrocarpa var. major Reid Moran 1959-3-9 7161 A Los Angeles San Clemente Island, near airfield 249 Comment
  RSA0068438  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  HSC6018  Matricaria discoidea C. S. Apperson 1967-6-3 Los Angeles 14 mi. from Gorman on Ave. D Comment
  CLARK-A1528-3414  Meconella denticulata John C. Roos 1942-5-23 1069 Los Angeles San Gabriel Mountains 0 Comment
  POM2401  Medicago lupulina D. L. Crawford 1916-4-20 s.n. Los Angeles Claremont. Comment
  UCR219462  Medicago polymorpha R. G. Swinney 2009-3-25 10154 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  POM362465  Melampodium perfoliatum George B. Grant 1904-1 763 Los Angeles Waste places, Pasadena Comment
  UC53922  Melampodium perfoliatum Ernest Braunton Aug 1902 625 Los Angeles Cienega Comment
  CHSC118945  Melica imperfecta Duncan S. Bell; Catlin Elam 2013-7-11 5364 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  IRVC26214  Melica imperfecta A. C. Sanders 2003-5-1 26246 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
  POM357054  Melica imperfecta Dayton 1925-4-15 s.n. Los Angeles Baldwin Hills Comment
  UCR270799  Melica imperfecta R. G. Swinney 2010-4-13 12197 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR87376  Melica imperfecta R. G. Swinney 1994-5-7 2837 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  POM9536  Melica imperfecta P. A. Munz, R. D. Harwood 1920-4-21 3709 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  UCSB26231  Melica imperfecta Gliessman, Nan 1968-5-10 Los Angeles 25 yards south of Escondido Canyon Road; 0.3 mile south of its junction with Highway 14 914 Comment
  RSA479528  Melica stricta Steve Boyd, Laura Kopase 1987-6-8 2072 Los Angeles San Gabriel Mtns, 5 miles WNW of Wrightwood in Cedar Canyon near Jct. with Mescal Creek. 1524 Comment
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Sep 17 2014
  SBBG108151  Melilotus indicus S. L. Crockett, M. L. Hoefs, S. A. Junak 1997-3-27 600 Los Angeles 0.2 mi N on lower Cape Cyn Reservoir Rd from jct with Cape Cyn Rd; ca. 10 m E of rd 286 Comment
  RSA659817  Melilotus indicus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 112 Los Angeles San Clemente Island. Comment
  UCR139953  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles San Gabriel Valley, 200 E Dartmouth Ave., La Verne Comment
  SBBG12380  Mentha canadensis E. R. Blakley 1961-8-18 4609 Los Angeles Zuma Beach Comment
  RSA579526  Mentzelia dispersa Tim S. Ross, Steve D. Boyd 1994-5-24 7872 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  RSA440458  Mentzelia laevicaulis N. C. Cooper 4195 Los Angeles Mt. Baldy Resorts. 1524 Comment
  UCR147288  Mentzelia laevicaulis Orlando Mistretta 1992-6-17 592 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  RSA440467  Mentzelia laevicaulis Anstruther Davidson 1921-01 3507 Los Angeles La Liebre, Mohave Desert. Comment
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Jun 26 2012
  UCSB10559  Mentzelia laevicaulis Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon, San Gabriel Mtns. 1005 Comment
  HSC15875  Mentzelia micrantha C. S. Apperson 1967-6-28 Los Angeles 2.5 mi. from Atmore Meadows Campground, at the bottom of Fish Canyon. Comment
  SFV2383  Mentzelia micrantha A. M. Johnson 1934-5-4 4471 Los Angeles Palos Verdes Peninsula Sepulveda Canyon. 200 Comment
  RSA446796  Mentzelia montana Anstruther Davidson 1904-06 2798 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA588052  Mentzelia montana Orlando Mistretta 1994-4-29 1098 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  CHSC3717  Mentzelia veatchiana Sue Boergadine 1966-4-28 4 Los Angeles App. 8 mi. NE Newhall. 914 Comment
  UC1174439  Mentzelia veatchiana Ira L. Wiggins and W. R. Ernst 1958-5-2 226 Los Angeles 4 mi s Big Rock Store (on Highway #2, on hillside) Comment
  LA200250  Micropus californicus var. californicus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC348446  Micropus californicus var. californicus Geo. B. Grant 1898-2-28 s.n. Los Angeles Pasadena Comment
  UCR238629  Microseris douglasii subsp. douglasii Anuja Parikh, Nathan Gale 2010-5-12 3161 Los Angeles Western Mojave Desert, Antelope Valley, 3.5 km south of Hwy 138, 0.4 km west of 120th St. West, under power transmission lines 785 Comment
  UCR269954  Microseris lindleyi R. G. Swinney 2010-6-1 13090 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  OBI9517  Mimulus aurantiacus var. pubescens H. E. McMinn & M. Van Rensselaer, M. Van Rensselaer 1945-6-6 1888 Los Angeles Hills a few miles W of Pomona, on Hwy 99 at summit of grade on high cut on S side of road Comment
  POM81  Mimulus aurantiacus var. pubescens Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC1602055  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2286 Comment
  UCR205272  Mimulus aurantiacus var. pubescens R. G. Swinney 2005-8-17 8495 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  RSA641372  Mimulus brevipes Orlando Mistretta 1995-6-23 1839 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1814 Comment
  RSA748187  Mimulus brevipes Scott D. White, Justin M. Wood 2009-5-6 12664 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA783243  Mimulus brevipes J. D. Olmsted 1958-5-1 121 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus. 366 Comment
  UCR243034  Mimulus cardinalis R. G. Swinney 2009-8-6 11535 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCR259660  Mimulus cardinalis R. G. Swinney 2010-9-7 13721 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  POM220011  Mimulus cardinalis F. R. Fosberg 1932-5-7 8145 Los Angeles Santa Catalina Island. Grand Can[yon] below Falls. 100 Comment
  SFV16490  Mimulus cardinalis P. M. Schiffman, R. van de Hoek 1996-11-3 s. n. Los Angeles California Channel Islands Santa Catalina Island. Cottonwood Canyon near waterfall. About 0.5 miles from beach. Comment
  SBBG14285  Mimulus floribundus H. and M. Dearing 1944-10-5 5886 Los Angeles Charlton Flat Comment
  RSA646132  Mimulus fremontii Orlando Mistretta 1993-5-10 837 Los Angeles San Gabriel Mountains: Big Pines Highway. 1326 Comment
  RSA80463  Mimulus guttatus F. W. Peirson 1920-5-6 2125 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  JEPS86971  Mimulus johnstonii David M. Thompson 1988-5-26 916 Los Angeles 3.0 mi se Valyermo-Big Pines road (along ne side of Big Rock Creek Road); San Gabriel Mts. 1390 Comment
  RSA545220  Mimulus johnstonii Robert F. Thorne 1967-9-15 41894 Los Angeles San Gabriel Mountains - Angeles National Forest: Along Angeles Crest Highway near Buckhorn on gravelly bank. Comment
  RSA0056590  Mimulus johnstonii Robert F. Thorne 1971-6-26 40602 Los Angeles San Gabriel Mtns., Angeles National Forest: On summit of Mt. Wilson. 1738 Comment
  RSA0056595  Mimulus johnstonii Orlando Mistretta 1991-7-30 s.n. Los Angeles On trail to Baldy. 2744 Comment
  RSA628638  Mimulus moschatus Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  RSA625528  Mimulus palmeri Louis C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mountains: Upper Big Tujunga at Vetter Gulch. . Comment
  UCR270265  Mimulus pilosus R. G. Swinney 2011-10-10 15723 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
  CAS-BOT-BC434646  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 120 Comment
  SD85194  Mirabilis laevis var. crassifolia E. R. Blakley 1962-6-10 5238 Los Angeles San Clemente Island; above and north of Seal Cove. 60 Comment
  RSA757711  Monardella australis R. G. Swinney 2008-6-18 9071 Los Angeles south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek. 2012 Comment
  RSA629680  Monardella australis subsp. cinerea Scott D. White, Dave Bramlet 1998-8-11 7037 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
  UCR143090  Monardella australis subsp. cinerea I. M. Johnston 1917-7-4 1449 Los Angeles Transverse Ranges; San Gabriel Mountains, South slope of Mt. Baldy 2287 Comment
  JEPS51856  Monardella exilis Frank W. Peirson 1921-5-19 2416 Los Angeles Little Rock Creek San Gabriel Mts. 1036 Comment
  RSA408596  Monardella lanceolata var. lanceolata L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  UC1484454  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-19 72 Los Angeles on Highway 138 (Antelope Valley Road) 16 km (10 mi) e I-5 Lebec-Castaic Highway; w Antelope Valley 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
  VVC99  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Foothills near Palmdale. 945 Comment
  UCR141076  Monoptilon bellidiforme June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  RSA29679  Mucronea californica Louis C. Wheeler 1932-5-26 746 Los Angeles San Gabriel wash at Arrow Highway. 107 Comment
  CAS-BOT-BC275280  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6327 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  CATA939  Muhlenbergia microsperma Mark L. Hoefs, Robert Given 1992-4-16 1803 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  UC1922854  Muhlenbergia microsperma Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 809 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 47.8'' N 118deg 17' 27.4'' W T2N R14W NE/4, SE/4 sec. 36; T2N R13W NW/4, SW/4 sec. 31. Elev. 1950 Feet. Comment
  RSA595926  Muhlenbergia rigens Lauren Raz, Steve Boyd 1996-10-23 37 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  RSA0085092  Muilla maritima R. G. Swinney 2010-4-1 12167 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
  RSA377602  Muilla maritima Fay A. MacFadden 1931-4-10 2581 Los Angeles Dry hillsides, Tejunga Canyon 426 Comment
  UCR210529  Myriophyllum sibiricum R. G. Swinney 2008-12-4 9947 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  POM73734  Nama stenocarpa H. E. Hasse 1890-05 s.n. Los Angeles Hillside and Canyon Comment
  LA33439  Nassella cernua Henry J. Thompson; 1959-5-31 2065 Los Angeles 182 Comment
  RSA661170  Nassella cernua LeRoy Gross 2001-5-27 424 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek Comment
  LA90131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles Comment
  CAS-BOT-BC259908  Nassella lepida Tim Ross; Orlando Mistretta 1993-5-27 7325 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 819 Comment
  UCD87962  Nassella lepida Robert F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island, at Cherry Valley. Comment
  RSA232808  Nassella pulchra R. F. Thorne 1966-4-16 36055 Los Angeles San Clemente Island, top of mesa S of Lemon Tank, S of Nanny, NE side of island 305 Comment
  SBBG38854  Nassella pulchra R. Moran 1941-2-16 570 Los Angeles E side of ravine, Middle Ranch 500 Comment
  RSA534046  Navarretia hamata subsp. leptantha T. S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-19 52522 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'] ). Beginning of drainage. 385 Comment
  UC72668  Nemacaulis denudata var. denudata Geo. B. Grant 1901-1 827 Los Angeles Terminal Island Comment
  RSA680325  Nemacladus Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9601 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  RSA713255  Nemacladus sigmoideus LeRoy Gross 2005-5-3 2217 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCSB49825  Nemophila menziesii Reisentz, Paul 1975-3-20 Los Angeles 2 miles east of Stunt Rd.; from Mulholland Hwy.; Santa Monica Mountains 365 Comment
  CAS-BOT-BC7217  Nemophila menziesii var. integrifolia Harvey Monroe Hall 1902-5-1 3081 Los Angeles Antelope Valley, vicinity of Elizabeth Lake, Pine Canyon. 1219 Comment
  UC284099  Nemophila menziesii var. integrifolia H. M. Hall Apr 1903 Los Angeles near Pasadena; near Pasadena Comment
  RSA578652  Nicolletia occidentalis Timothy S. Ross, J. Mark Porter 1994-5-1 7613 a Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  RSA0060115  Nicotiana clevelandii F. W. Peirson 1091 Los Angeles Ballona, coast of Los Angeles Co. Comment
  RSA0060123  Nicotiana clevelandii J. B. Feudge 1923-7-1 48 Los Angeles Manhattan Beach. 6 Comment
  CAS-BOT-BC231558  Nicotiana glauca H. E. McMinn 1924-7-25 1328 Los Angeles Catalina Island Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  RSA426789  Nicotiana glauca M. V. Hood 1939-4-28 s.n. Los Angeles San Francisquito Canyon. 305 Comment
  RSA80765  Nicotiana glauca F. W. Peirson 1920-4-25 352 Los Angeles Arroyo Seco Canyon, near Pasadena, Ca. 381 Comment
  LA33449  Nicotiana glauca Henry J. Thompson; 1958-10-22 1809 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  UCR261559  Nothoscordum inodorum Hsu-Han Lee 2015-4-11 s.n. Los Angeles Puente Hills, Rowland Heights, on Adney Street 150 Comment
  CATA3305  Nuttallanthus texanus Amy Catalano 2017-3-22 022 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 193 Comment
  CAS-BOT-BC167067  Oenothera californica Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  SBBG61326  Oenothera californica subsp. avita R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  UCR252551  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-1 13641 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA191360  Oenothera elata subsp. hirsutissima Robert F. Thorne, M. Z. Thorne 1967-7-19 37196 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area 1982 Comment
  SBBG61299  Oenothera sinuosa unknown 1928-8-26 Los Angeles Chatsworth Comment
  RSA34884  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  POM11816B  Oligomeris linifolia George B. Grant 1902-7-20 1178 Los Angeles Santa Monica. Comment
  CAS-BOT-BC427448  Oligomeris linifolia Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Bluffs at Santa Monica Comment
  RSA609529  Opuntia basilaris var. brachyclada L. C. Wheeler 1970-7-16 s.n. Los Angeles San Gabriel Mountains: Bootleggers Canyon. Comment
  CAS-BOT-BC59012  Opuntia littoralis L. R. Abrams; I. L. Wiggins 1931-7-6 384 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA0029607  Opuntia phaeacantha var. piercei F. R. Fosberg 1932-7-17 8610 Los Angeles Camp Baldy. Comment
  RSA747403  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UCR282019  Orobanche fasciculata R. G. Swinney 2014-5-21 16646 Los Angeles San Gabriel Mountains, Glendora, 0.7 air-miles west of Glendora Mt. Road on Glendora Ridge Mtwy. 488 Comment
  RSA0076588  Orobanche fasciculata Philip A. Munz 1937-5-4 15157 Los Angeles Evey Canyon, north of Claremont. 670 Comment
  CAS-BOT-BC355766  Osmadenia tenella K. Scott 1921-5-10 1447 Los Angeles College Campus [Occidental College] Comment
  RSA0025161  Osmorhiza berteroi Jane Tirrell 2012-6-19 LS 0073 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2481 Comment
  RSA134835  Osmorhiza brachypoda P. H. Raven 1960-4-2 s.n. Los Angeles Oak Woodland, Old Topanga Canyon 0.9 miles south of Dry canyon road 335 Comment
  UCR97789  Osteospermum ecklonis Scott D. White 1997-3-12 4738 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UC57587  Oxalis albicans subsp. californica J. H. Barber 1897-3-16 67 Los Angeles Santa Monica Forestry Station Comment
  RSA775127  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-7 5275 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  SEINET13297621 Image available Oxytheca parishii var. parishii R. G. Swinney 2011-1 15702 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  CAS-BOT-BC318203  Packera breweri Samuel Bonsal Parish 1887-6-1 1893 Los Angeles Summit of Tejon Comment
  RSA473028  Packera ionophylla Anstruther Davidson 1893-7-6 s.n. Los Angeles Big Rock Creek 1371 Comment
  UC1532957  Packera ionophylla Robert F. Thorne 1969-7-2 38334 Los Angeles on Angeles Crest Hwy c 1 mi e Islip Saddle; San Gabriel Mts., Angeles National Forest, Cortelyou Spring 2072 Comment
  RSA0053890  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA434235  Paeonia californica Fay A. MacFadden 1931-3-3 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA702291  Paeonia californica Scott D. White, Pam De Vries 2004-5-18 10435 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
  RSA307851  Paeonia californica Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2723 Los Angeles North Craig Ave., Altadena Comment
  UCR259086  Panicum capillare R. G. Swinney 2010-9-1 13664 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA703455  Parapholis incurva R. E. Riefner Jr. 2004-4-20 4 -140 Los Angeles City of Long Beach, Middle Harbor area of San Gabriel River, West of Westminster Ave. 12 Comment
  SBBG31056  Parapholis incurva R. F. Thorne with P. C. Everett 1965-5-11 34568 Los Angeles N beach of Little Harbor 1 Comment
  SEINET10596831  Parapholis incurva Timothy S. Ross 1992-4-14 Ross 6183 Los Angeles San Clemente Island: Lemon Tank Road, 25 m ESE of its intersection with the main N-S island road. Locally common annual weed along ruts and margins of the road on hard-packed clay soil. Surrounding vegetation disturbed Stipa grassland with Trifolium spp.,. Achillea, Vulpia myuros, etc. 341 Comment
  SBBG96801  Parietaria hespera var. californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4241 Los Angeles lower half of China Cyn Comment
  UC1922064  Parthenocissus inserta Scott D. White, A. Warniment 2006-7-18 11635 Los Angeles SE TEHACHAPI MTNS.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. Comment
  RSA482384  Paspalum dilatatum Richard Noyes 1988-8-24 636 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  RSA593559  Paspalum dilatatum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8918 B Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  SEINET4670192  Paspalum distichum G. B. Grant 1904-7-14 912 Los Angeles Los Angeles Comment
  UC166918  Pectocarya anisocarpa Geo. B. Grant 1906-4-10 914 Los Angeles Pasadena Comment
  UCR133734  Pectocarya anisocarpa F. R. Fosberg 1931-4-16 S- 4655 Los Angeles Channel Islands, Bullrush Ridge, Santa Catalina Island 396 Comment
  RSA0098645  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  SBBG132082  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge Comment
  SBBG79038  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 8158 Los Angeles ridge S of Grand Cyn 250 Comment
  UCR276922  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-3-29 14265 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
  CATA892  Pectocarya linearis subsp. ferocula Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1707 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  UCR150712  Pectocarya penicillata R. G. Swinney 1998-4-14 5978 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA594957  Pectocarya setosa T. S. Ross 1995-4-26 8392 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA616379  Pectocarya setosa Scott D. White 1998-4-20 6307 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  SD42640  Pectocarya setosa Darley F. Howe 1947-5-4 Los Angeles Antelope Valley Comment
  UCR177473  Pectocarya setosa LeRoy Gross 2005-5-19 2289 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
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Feb 19 2017
  CATA2232  Pelargonium peltatum Sara L. Crockett 1997-3-25 98 Los Angeles Santa Catalina Island: 323 Whittley Avenue 76 Comment
  SFV68  Pellaea andromedifolia K. A. Wilson 1961-2-18 855 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
  SD112408  Pellaea andromedifolia var. andromedifolia Darley F. Howe 1915-3-1 21 Los Angeles San Dimas Canyon Comment
  RSA686904  Pellaea mucronata F. R. Fosberg 1931-4-2 R 84 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 250 Comment
  RSA679997  Pellaea mucronata subsp. californica LeRoy Gross, Michael Denslow 2003-6-4 985 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  UC42620  Pellaea mucronata var. mucronata W. H. Brewer 1860-12-18 55 Los Angeles Santa Monica Range Comment
  POM364498  Pennisetum setaceum Anstruther Davidson 1917-07 3159 Los Angeles Los Angeles Comment
  RSA450613  Pennisetum setaceum A. C. Sanders 1987-12-4 7578 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA653522  Pennisetum setaceum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley. 365 Comment
  RSA599254  Penstemon centranthifolius Steve D. Boyd, Lauren Raz 1997-3-31 9429 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
  NY583809  Penstemon centranthifolius F. W. Pennell 1940-4-19 25142 Los Angeles Route 99; about 2 miles south of Castaic 396.2 Comment
  RSA0016982  Penstemon centranthifolius J. H. K. 1909-6-7 9 Los Angeles Claremont. Comment
  JEPS78924  Penstemon grinnellii var. grinnellii Rimo Bacigalupi 1952-8-9 3906 Los Angeles directly s Swarthout Valley (near Guffey Public Camp. along Forest Service road at summit of Blue Ridge); San Gabriel Mountains, Angeles National For, Summit Blue Rid 2438 Comment
  RSA640734  Penstemon heterophyllus var. australis Louis C. Wheeler 1931-4-12 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  POM156330  Penstemon labrosus L. R. Abrams 1902-6-30 2606 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  UC534842  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn San Gabriel Mts., Buckhorn 1981 Comment
  UCR146453  Penstemon labrosus Orlando Mistretta 1993-6-28 906 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  UCR272968  Penstemon labrosus R. G. Swinney 2011-7-29 15579 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR209871  Penstemon rostriflorus R. G. Swinney 2008-7-16 9248 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR189706  Penstemon spectabilis R. G. Swinney 1998-7-27 6494 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  NY661210  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-5-3 25303 Los Angeles Route 66, Claremont 701.0 Comment
  VVC3121  Pentachaeta lyonii Tim Thomas 1979-5-14 256 Los Angeles Santa Monica Mountains, Stunt Ranch; small mdw 75 m NE from end of paved driveway. 380 Comment
  RSA0059337  Pentagramma triangularis F. W. Peirson 1919-12-2 1502 Los Angeles West fork of Rubio Canyon, south base of San Gabriel Mts. 655 Comment
  SFV14727  Pentagramma triangularis J. C. Dittes, P. Dittes 1989-10-28 14 Los Angeles San Gabriel Mountains West Fork of the San Gabriel River. 671 Comment
  LA200086  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-27 1812 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  UCR223290  Perideridia parishii R. G. Swinney 2009-7-23 11384 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
  OBI28040  Peritoma arborea David J. Keil, Dirk Walters 1977-4-30 12276 Los Angeles On S side of rte 138 in vicinity of jctn with Los Angeles Co. rd N-2, across hwy from Quail Rservoir Comment
  UCSB49820  Peritoma arborea Reisentz, Paul 1975-5-23 Los Angeles About 3 miles east on Pacific Coast Hwy. from Decker Canyon Rd., Santa Monica Mountains 45 Comment
  CAS-BOT-BC419011  Persicaria lapathifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  POM3805  Phacelia brachyloba I. M. Johnston 1917-7-1 1744 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA595550  Phacelia brachyloba Alan Prather 1993-5-17 1357 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
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Dec 15 2016
  UCR19651  Phacelia brachyloba H. J. Thompson 1960-5-14 3060 Los Angeles Western Transverse Range; Santa Monica Mtns., 1 mi. east of Saddle Peak 732 Comment
  RSA11776  Phacelia cicutaria var. hispida E. Lloyd 1933-4-13 s.n. Los Angeles Santa Monica Mountains; Temescal Canyon Comment
  RSA167644  Phacelia cicutaria var. hispida Peter H. Raven, Robert F. Thorne 1964-5-7 19010 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR192880  Phacelia curvipes R. G. Swinney 1998-7-8 6341 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA230049  Phacelia davidsonii Robert F. Thorne 1971-6-26 40598 Los Angeles Summit of Mt. Wilson. 1738 Comment
  RSA786324  Phacelia distans K. Dobry 1991-5-13 530 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCR259270  Phacelia distans R. G. Swinney 2010-3-14 11895 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCSB27917  Phacelia distans Kunze, G. 1971-4-17 Los Angeles California 14, 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  SBBG131804  Phacelia distans S. A. Junak, B. Collins 1991-4-24 SCI 191 Los Angeles dune area, just N of Eel Cove Cyn, in swale behind dunes 36 Comment
  UC57028  Phacelia distans Geo. B. Grant April, 1902 4061 Los Angeles near Pasadena; Altadena Comment
  RSA0087095  Phacelia douglasii R. G. Swinney 2010-6-1 13083 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UCD120438  Phacelia egena John Thomas Howell 1928-5-27 3865 Los Angeles 1 mile west of Chandler's on the Ridge Route. Comment
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Apr 5 2016
  RSA426154  Phacelia fremontii Robert Gustafson, Gary D. Wallace 1982-4-26 2545 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA518017  Phacelia fremontii Steve Boyd, Orlando Mistretta 1986-3-31 1555 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA42304  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles Antelope Valley, 1.5 miles W of Lancaster. 412 Comment
  RSA545322  Phacelia grandiflora Tim S. Ross 1992-5-17 6331 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  IRVC29656  Phacelia imbricata subsp. imbricata Mark A. Elvin 2003-6-12 2943 Los Angeles Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa Santa Clarita Valley 335 Comment
  RSA660187  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-7-9 651 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  LA38515  Phacelia longipes Martha Hilend; 1929-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0098829  Phacelia longipes R. G. Swinney 2011-5-6 14600 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  SD72782  Phacelia lyonii F. R. Fosberg 1931-5-4 S 4749 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Below Eagles Nest, by roadside Comment
  SEINET5518991  Phacelia lyonii A. A. Heller 1908-7-16 8955 Los Angeles Near Avalon, Santa Catalina Island Comment
  POM199783  Phacelia minor I. W. Clokey, Bonnie C. Templeton 1929-03 4532 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA678247  Phacelia minor Valerie L. Soza, Steve D. Boyd 2002-4-10 1389 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  UCR280495  Phacelia minor R. G. Swinney 2014-6-5 16705 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SEINET12280298  Phacelia parryi Unknown 1934-1 9237 Los Angeles Santa Monica coast range Comment
  RSA751108  Phacelia ramosissima Justin M. Wood 2009-6-5 831 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA202454  Phacelia ramosissima var. austrolitoralis R. L. Armacost 1963-5-7 1613 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  CAS-BOT-BC159105  Phacelia ramosissima var. latifolia Carl B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  CHSC35454  Phacelia ramosissima var. latifolia James Henrickson 1979-5-23 18180 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on floor of canyon along drainage. 411 Comment
  RSA426115  Phacelia stellaris Unspecified 1904-5-14 6228 Los Angeles Playa del Rey. Comment
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Jul 3 2013
  RSA738063  Phacelia tanacetifolia Fran Dourisboure 1966-5-10 2 Los Angeles San Rafael Hills. 213 Comment
  SFV3036  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Santa Monica Mountains Latigo Canyon Road, 2 miles south of Mulholland Highway on disturbed, roadside banks. 580 Comment
  UC1069374  Phacelia viscida A. D. Gifford 1935-5-8 675 Los Angeles 4 mi ne Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  RSA443398  Phalaris canariensis A. R. Roos 1958-5-21 s.n. Los Angeles Evans & Reeves Nursery, Brentwood, West Los Angeles Comment
  RSA251426  Phalaris lemmonii R. F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  UCR274080  Phalaris paradoxa Steven A. Junak 1999-5-20 SCa- 955 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  RSA594559  Phleum pratense F. R. Fosberg 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA0110801  Phoenix canariensis Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14353 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  SBBG95917  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenetti Cyn Comment
  RSA459264  Pholistoma auritum Robert M. Perkins 1937-4-3 318 Los Angeles La Harbra [Habra] Hills Comment
  RSA720234  Pholistoma auritum var. auritum LeRoy Gross 2007-4-21 2641 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  UC1922586  Pholistoma auritum var. auritum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1184 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 473 Comment
  SBBG6208  Pholistoma membranaceum H. and M. Dearing 1939-4-4 3081 Los Angeles Little Rock Cyn Comment
  RSA459302  Pholistoma racemosum George B. Grant 1904-4-20 3671 Los Angeles Santa Catalina Island. Comment
  SBBG98709  Pholistoma racemosum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5299 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  SEINET4560564  Phoradendron bolleanum R. G. Swinney 2009-1 11614 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  RSA9728  Phoradendron macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi. SW Glendora. 198 Comment
  UCR129937  Phoradendron villosum Orlando Mistretta 1994-4-29 1101 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  UC1194631  Phoradendron villosum Del Wiens October 1953 847 Los Angeles near El Rancho 76 (on U.S. Hwy. 99, on the Ridge Route) 1066 Comment
  RSA641500  Phragmites australis L. C. Wheeler 1967-8-27 10559 Los Angeles Blind Deer springs, first canyon beyond Shoemaker Canyon on W side of East Fork San Gabriel Pines at new road. Comment
  RSA623943  Phyla nodiflora C. J. Fotheringham 1996-4-23 118 Los Angeles N. E. corner of Toland Way and Armadale, Eagle Rock 600 Comment
  UCSB278  Phyllospadix H. Wedberg 1957-11-21 63 Los Angeles collected on Point Dume Point Dume Comment
  POM118946  Phyllospadix scouleri Marcus E. Jones 1884-8-22 s.n. Los Angeles Santa Monica. Comment
  POM50617  Physalis philadelphica L. R. Abrams 1901-7-20 1904 Los Angeles San Gabriel Comment
  RSA310783  Pickeringia montana var. montana Harry Purdy 1982-6-16 142 Los Angeles Angeles National Forest, Hwy 2, 2.8 miles W of Clear Creek Ranger Station. 915 Comment
  SFV21458  Pickeringia montana var. montana L. Gross 2001-5-28 411 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 Comment
  CAS-BOT-BC73402  Pinus Geo. B. Grant 1904-11-24 6429 Los Angeles Pasadena, NE corner Manzea & Villa Comment
  UCSB69251  Pinus pinea Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mtns region, N of mtns; S of Hostetter Motorway just off La Tuna Cyn Rd., S of and you can see the 210 fwy (Burbank 7.5 Quad.: T2N R13W S30, NW 1/4); across from the cyn Hostetter road follows almost to the main crest 543 Comment
  CATA3386  Pinus torreyana Peter J. Dixon 2017-2-22 076 Los Angeles Santa Catalina Island: Blackjack Campground, near road to lower camp, at margin of drainage 480 Comment
  CATA2945  Piperia elongata Sarah Ratay, Tyler Dvorak 2010-7-1 125 Los Angeles Santa Catalina Island: Blackjack/Cape Road 422 Comment
  RSA589139  Piptatherum miliaceum Orlando Mistretta 1994-6-6 1313 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 1220 Comment
  IRVC26446  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin, et al. 2003-3-4 25704 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA645577  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13965 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  POM9288  Plagiobothrys nothofulvus P. A. Munz, Harwood 1920-3-3 3230 Los Angeles Hills So of Pomona Comment
  UCD124376  Plantago arenaria Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte; south of Rush Street, extended Rio Hondo. Comment
  RSA594992  Plantago coronopus Mark Hoefs, Robert F. Thorne 1992-4-1 1731 Los Angeles Emerald Bay. Santa Catalina Island 6 Comment
  RSA0092869  Plantago coronopus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-6-6 SCa- 447 Los Angeles Santa Catalina Island: Along old road above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail. 43 Comment
  SBBG31262  Plantago erecta R. F. Thorne with P. C. Everett 1965-5-10 34512 Los Angeles near upper end of Gallagher Cyn 426 Comment
  UC76646  Plantago erecta unknown May 1903 Los Angeles Los Angeles Comment
  RSA640173  Plantago indica Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte: Just south of Rush Street, extended Rio Hondo. Comment
  CDA34294  Plantago major M. O'Brien 2007-8-12 MOB 07 -1 Los Angeles Santa Monica Mountains; Solstice Canyon. 0 Comment
  POM4542  Plantago major I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA599729  Plantago major Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  POM49324  Plantago ovata var. insularis L. W. Nuttall 1920-6-8 s.n. Los Angeles Santa Catalina Island. Comment
  UCR182747  Platanthera sparsiflora R. G. Swinney 1997-7-16 5666 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
  UCR270081  Platanus racemosa R. G. Swinney 2011-3-17 14110 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA0048471  Platanus racemosa Jack Pepper 1950-8-27 s.n. Los Angeles Van Nuys. Comment
  POM314  Platystemon californicus C. F. Baker 1904-4-22 4181 Los Angeles Monrovia. Comment
  RSA771585  Platystemon californicus R. G. Swinney 2009-5-5 10650 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing. 963 Comment
  POM214589  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1934-3-24 2472 Los Angeles Liveoak Canyon, San Gabriel Mts. 488 Comment
  RSA728342  Poa Gary D. Wallace 1982-4-17 1902 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCD90369  Poa annua F. W. Peirson 1923-4-12 3420 Los Angeles Big Pines Meadow, San Gabriel. 2087 Comment
  POM6658  Poa secunda P. A. Munz, L. T. Street, G. Williams 1919-4-19 2476 Los Angeles Lone Hill, San Dimas. Comment
  SFV22104  Poa secunda R. G. Swinney 2009-6-3 11045 Los Angeles San Gabriel Mountains Horse Flats, 1 air mile north-northwest of Newcomb's Ranch at Angeles Crest Highway (Highway 2). Flats with shallow channel with areas of surface water. 1720 Comment
  UCR191706  Poa secunda A. C. Sanders 2008-4-11 34870 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  CAS-BOT-BC236197  Poa secunda subsp. secunda Geo. B. Grant 1903-4-1 5437 Los Angeles Saugus Comment
  RSA0080392  Polycarpon tetraphyllum R. G. Swinney 2010-3-24 12102 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  SFV22088  Polycarpon tetraphyllum V. Soza, L. Gross, B. Hogshead 2001-4-26 1188 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  UCR256862  Polygonum aviculare R. G. Swinney 2010-8-16 13541 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR276742  Polygonum aviculare R. G. Swinney 2010-8-11 13501 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA464416  Polygonum aviculare subsp. aviculare Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  POM6567  Polypodium californicum George B. Grant s.n. Los Angeles Pasadena. Comment
  UC812488  Polypodium californicum I. W. Clokey and E. G. Anderson 1931-3-11 5335 Los Angeles San Gabriel Canyon 900 Comment
  POM6788  Polypodium californicum E. L. Brown 1893-03 s.n. Los Angeles Pasadena, Arroyo Seco. Comment
  SDSU3567  Polypodium californicum R. M. Beauchamp 1967-1-27 124 Los Angeles Growing in canyon behind Wilson Cove pier. Common in mosit places at the base of large rocks. Comment
  UCSB30909  Polypodium californicum Parker, V. 1974-3-27 Los Angeles Fishermans Cove, Santa Catalina Island 1 Comment
  UCSB62302  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., Spring Creek, tributary of upper Pacoima Canyon, ca. 3/4mi upstream 1097 Comment
  UCSB62327  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Franklin Canyon, about 2mi S of Mulholland Hwy, E of road 243 Comment
  UCSB62373  Polypodium californicum Kiefer, Lawrence 1967-4-16 Los Angeles San Gabriel Mtns., N of Monrovia, E fork of Big Santa Anita Canyon, ca. 1/2mi from confluence with main stream 670 Comment
  UCSB8297  Polypodium californicum McElwain, I. 1953-2-6 Los Angeles Faculty Hill, Los Angeles Comment
  RSA0056207  Polypogon viridis Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA533419  Polypogon viridis Timothy S. Ross 1991-4-21 4528 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  CAS-BOT-BC72279  Polystichum imbricans subsp. curtum Jon Nickoloff 1973-3-1 730301 -10 Los Angeles 60' north of Mt. Wilson Trail on NE face, San Gabriel Mtns. 1036 Comment
  SBBG14832  Polystichum scopulinum L. L. Kiefer 1963-1-1 358 Los Angeles 8 mi E of Hwy 39 intersection on Hwy 2 2133 Comment
  CAS-BOT-BC102547  Populus fremontii Ernest C. Twisselmann 1964-5-7 9342 Los Angeles Rosamond Lake, near the north end, Edwards Air Force Base 601 Comment
  RSA0114478  Potamogeton Steven A. Junak 1999-7-17 SCa- 1064 Los Angeles Santa Catalina Island. NW side of Patrick Reservoir. 411 Comment
  UC185976  Potamogeton foliosus A. D. E. Elmer June, 1902 3503 Los Angeles Lancaster Comment
  CAS-BOT-BC453819  Potamogeton nodosus Dr. A. Davidson 1893-1-1 s.n. Los Angeles Garvanza Comment
  UCR270670  Potentilla glandulosa subsp. ewanii R. G. Swinney 2011-8-17 15641 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA424590  Prunella vulgaris var. lanceolata Unspecified 1917-08 s.n. Los Angeles L.A. Comment
  SEINET10628876  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3885 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA586998  Prunus fasciculata var. fasciculata Orlando Mistretta 1992-5-8 298 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  UCD170962  Prunus fasciculata var. fasciculata R. G. Swinney 2009-5-13 10795 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CAS-BOT-BC154940  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  IRVC29072  Prunus ilicifolia June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  RSA0115275  Prunus ilicifolia Richard G. Swinney 2010-5-25 12911 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA128281  Prunus ilicifolia H. J. Thompson 1959-3-27 1892 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  RSA567305  Prunus virginiana var. demissa Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA0062630  Pseudognaphalium beneolens R. G. Swinney 2010-9-9 13768 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  CATA1149  Pseudognaphalium biolettii Mark L. Hoefs 1995-5-23 2140 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  CATA1493  Pseudognaphalium biolettii Mark L. Hoefs, Steven A. Junak 1996-5-1 2700 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 463 Comment
  HSC46490  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles Chenetti Canyon, San Clemente Island Comment
  LA200203  Pseudognaphalium biolettii Harlan Lewis; 1940-2-4 1055 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA675936  Pseudognaphalium biolettii LeRoy Gross 2003-3-9 795 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA320808  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1699 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  RSA0083080  Pseudognaphalium californicum R. G. Swinney 2010-3-22 12022 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SFV16114  Pseudognaphalium californicum J. M. Kneitel 1995-4-28 35 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park next to dry creek bed. 425 Comment
  SBBG98479  Pseudognaphalium luteoalbum T. Ross 1991-5-21 5407 Los Angeles lower Tota Cyn 451 Comment
  LA25984  Pseudognaphalium microcephalum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SD237325  Pseudognaphalium stramineum A. C. Sanders, Dan S. Cooper 2010-8-5 38579 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w/gravel service road remnants. 24 Comment
  RSA384628  Pseudotsuga macrocarpa L. E. Hoffman 1930-05 s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  NY63567  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0021429  Psilocarphus tenellus A. L. Haines 1974-4-23 s.n. Los Angeles Topanga Canyon Santa Monica Mts. 274 Comment
  SEINET7106646  Psoralea bituminosa V. Soza, Leroy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. (Mount Wilson).; 0 396 Comment
  LA212163  Pteridium aquilinum A. L. Haines; 1937-4-17 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Santa Anita Canyon. 457 Comment
  CATA1704  Pteridium aquilinum var. pubescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3023 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  UCR206424  Pterostegia drymarioides R. G. Swinney 2008-6-4 8934 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  RSA392919  Pterostegia drymarioides Anstruther Davidson 1902-04 s.n. Los Angeles Playa del Rey. Comment
  RSA452003  Pterostegia drymarioides E. Crow 1928-4-11 237 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  UC284787  Pterostegia drymarioides P. A. Munz 1923-4-8 6601 Los Angeles at Wilson's Cove San Clemente Isl. Comment
  CAS-BOT-BC158658  Purshia tridentata var. glandulosa L. R. Abrams 1941-4-24 13936 Los Angeles Big Rock Creek near Valyermo Comment
  HSC19577  Purshia tridentata var. glandulosa M. B. Walsh 1966-5-6 66 Los Angeles W of Hwy. 138 near Pearblossom, near intersection of Ft. Tejon and Juniper Hill Roads Comment
  RSA710330  Purshia tridentata var. glandulosa LeRoy Gross 2005-5-3 2196 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  SBBG18208  Purshia tridentata var. glandulosa M. Vincent 1962-5-19 248 Los Angeles 1 mi from Pearblossom turn off to Valyermo Comment
  RSA702904  Quercus X morehus Jane Strong, Michael C. Long, Gabi McLean, Cliff McLean 2004-7-16 s.n. Los Angeles West Fork San Gabriel River, north of Monrovia Peak. Rincon - Red Box Road, Forest Road 2N24 1341 Comment
  RSA0083085  Quercus agrifolia R. G. Swinney 2010-3-22 12030 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA476855  Quercus agrifolia var. agrifolia Freda Detmers 1933-4-9 s.n. Los Angeles Los Angeles National Forest, Little Tujunga Canyon. Comment
  CDA21845  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 miles west of Palmdale, beside road to Elizabeth Lake. 0 Comment
  POM18608  Quercus berberidifolia E. S. Spalding 1921-4-9 XIX- 2 b Los Angeles Ganesha Hills, Pomona. Comment
  SFV12017  Quercus berberidifolia D. L. Koutnik, B. Holguin 1978-4-1 227 Los Angeles Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  UC847959  Quercus berberidifolia I. W. Clokey and B. C. Templeton 1930-4-2 4609 Los Angeles Mulholland Drive Santa Monica Mts. 600 Comment
  RSA0038355  Quercus berberidifolia Sandra Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Boquet Canyon: East of Boquet Canyon Road, immediately south of Esguerra Road. 600 Comment
  CAS-BOT-BC62532  Quercus chrysolepis John Thomas Howell 1927-10-16 3144 Los Angeles Sturtevant Falls, Santa Anita Canon, San Gabriel Mts. Comment
  CAS-BOT-BC62536  Quercus chrysolepis W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  CAS-BOT-BC62574  Quercus chrysolepis Grimmell 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mts. 914 Comment
  LA30779  Quercus chrysolepis Jo Ann W. Flock; 1958-12-7 9 Los Angeles Liebre Mt, Angeles National Forest, along trail from Horse Trail Public Camp 1371 Comment
  RSA598820  Quercus chrysolepis R. G. Swinney 1989-11-2 1487 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Paul Keiser nature Trail. 473 Comment
  UCR191258  Quercus chrysolepis R. G. Swinney 1998-7-2 6214 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR223486  Quercus chrysolepis R. G. Swinney 2009-6-8 11064 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
  UCR270937  Quercus chrysolepis R. G. Swinney 2011-6-14 15133 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCSB34090  Quercus chrysolepis Nixon, Kevin 1977-11-24 Los Angeles Pickens Canyon; 150 yds past end of flood control access road off of Canyonside rd, which is approximately 3mi n. of foothill rd off of Briggs rd; San Gabriel Mtns, La Crescenta 640 Comment
  SACT002659  Quercus dumosa Louis Wheeler 1932-4-1 Los Angeles Northeast La Verne. Semi-shde on clay mesa. Comment
  SEINET13953273 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1958-1 13760 Los Angeles near the east peak, Saddle Peak; Santa Monica Mountains 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
  RSA0049478  Quercus durata var. gabrielensis Richard G. Swinney 2010-8-16 13517 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG121233  Quercus durata var. gabrielensis V. Soza with L. Moore 2000-5-10 852 Los Angeles Verdugo Crestline Drive, N of La Tuna Cyn and S of Pasko Park 563 Comment
  POM259483  Quercus engelmannii J. R. Brown 1938-8-24 s.n. Los Angeles Pasadena. Comment
  SD121746  Quercus engelmannii Ward B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SEINET6654706  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Channel Islands, Santa Catalina Island, Blackjack Camp. W slope of Blackjack Peak.; 0 Comment
  UCD46031  Quercus engelmannii Jack McCaskill 1966-11-27 1 Los Angeles Tallac Knoll, Los Angeles State and County Arboretum, Arcadia, Los Angeles County, California. Comment
  UCSB27874  Quercus engelmannii Gill, Robert 1959-3-12 Los Angeles 1400 Rancho Dr., Monrovia 152 Comment
Read comments
Oct 30 2014
  UC848097  Quercus lobata Carl B. Wolf 1932-10-19 Los Angeles 0.25 mi s Santa Clara River (Ridge Route Road) 365 Comment
  UCR281774  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 68 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  CAS-BOT-BC257779  Quercus tomentella P. S. Manos 1988-10-28 684 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  RSA157794  Quercus tomentella Peter H. Raven 1962-5-10 17726 Los Angeles Head of Horse Canyon, the large canyon west of Thirst, San Clemente Island 488 Comment
  RSA488451  Quercus tomentella Mark Hoefs 1974-9-25 548 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 53 Comment
  SBBG43932  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  CAS-BOT-BC104858  Quercus wislizeni Louis C. Wheeler 1932-4-16 628 Los Angeles W side Santa Anita Canyon, San Gabriel Mts. 762 Comment
  RSA0087090  Rafinesquia californica R. G. Swinney 2010-6-21 13295 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
  LA32188  Ranunculus californicus Henry J. Thompson; 1959-4-12 1917 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 0.25 mi W of Las Virgenes Rd (N1). 182 Comment
  PASA2629  Ranunculus californicus Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  POM214319  Ranunculus californicus Louis C. Wheeler 1934-3-10 2428 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 442 Comment
  UC625091  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  UCR271486  Ranunculus hebecarpus R. G. Swinney 2011-5-3 14561 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR95222  Ranunculus hydrocharoides L. C. Wheeler 1946-8-28 6288 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  UC1584034  Raphanus sativus Tim Ross 1991-2-23 4109 Los Angeles Whittier Hills (Puente Hills), Upper Turnbull Canyon, 1/5 air mi wnw of Turnbull Canyon Road x Skyline Drive Upper Turnbull Canyon; Whittier Hills (Puente Hills), Upper Turnbull Canyon 298 Comment
  UCR91301  Raphanus sativus B. G. Pitzer, Paul Gomez 1996-4-28 2739 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
  RSA0051704  Raphanus sativus Geo. E. Julian 1963-4-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  RSA431476  Raphanus sativus Anstruther Davidson 1902-06 s.n. Los Angeles Orchard Ave. Comment
  RSA136598  Rhamnus californica C. F. Baker 1908-7-20 3443 Los Angeles Claremont. Comment
  SEINET3163323  Rhamnus californica L. Abrams 1902-6-15 2541 Los Angeles Sepulveda canyon, Santa Monica mountians Comment
  UCR202742  Rhamnus californica R. G. Swinney 2001-8-27 8093 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA0056309  Rhamnus californica Geo. E. Julian 1964-4-11 s.n. Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UC1121825  Rhamnus crocea A. D. Gifford 1934-5-3 193 Los Angeles 3.5 mi nw Newberry Park; Trifuno Pass Quad. 91 Comment
  RSA600040  Rhamnus ilicifolia Steve Boyd, Lauren Raz 1997-3-25 9260 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA653466  Rhamnus ilicifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 753 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  SBBG27535  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 Los Angeles Kings Cyn, Antelope Valley Comment
  UCD111901  Rhamnus ilicifolia P. B. Kennedy 1928-3-29 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR209438  Rhamnus ilicifolia R. G. Swinney 1969-6-12 565 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  LA207839  Rhamnus pirifolia C. B. Wolf; 1932-10-5 4236 Los Angeles 1 mi. from Middle Ranch on rd to Black Jack Peak 274 Comment
  RSA390857  Rhamnus pirifolia M. B. Dunkle 1928-11-4 2029 Los Angeles Santa Catalina Island, Gallagher's Canyon Comment
  SBBG31298  Rhamnus pirifolia R. F. Thorne with P. C. Everett 1965-5-10 34474 Los Angeles near Echo Lake 426 Comment
  UCR256271  Rhus aromatica R. G. Swinney 2010-3-22 12088 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC170445  Rhus integrifolia Le Roy Abrams 1899-2-17 287 Los Angeles Ballina Harbor, near Los Angeles Comment
  RSA77172  Rhus integrifolia F. W. Peirson 1925-2-22 240 Los Angeles Point Fermin Comment
  UCR41720  Rhus integrifolia G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR51775  Rhus integrifolia G. R. Proctor 1944-1 767 Los Angeles Sand Dunes at El Segundo Comment
  RSA0014725  Rhus integrifolia Laura Moore 1999-4-10 10 Los Angeles Pitzer College, Claremont. Southeastern corner of Outback, about 5 yards from eastern border with Claremont Boulevard. 351 Comment
  POM121831  Rhus ovata Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM2779  Rhus trilobata var. pilosissima Anonymous 1912-06 s.n. Los Angeles Claremont Comment
  UCR177626  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 488 Comment
  CHSC95384  Rhynchelytrum repens LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side: South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  RSA783434  Ribes J. D. Olmsted 1960-1-8 1091 Los Angeles Sycamore Canyon, just past No Trespassing sign, beginning of Wildwood T. T., San Gabriel Mts. 457 Comment
  LA205467  Ribes amarum Louis Wheeler; 1932-3-20 525 Los Angeles San Gabriel Mountains, San Dimas Canyon 533 Comment
  UCD102113  Ribes aureum Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 4 Los Angeles San Gabriel Mountains, Walker Ranch in Placerita Canyon State Park. 450 Comment
  UCR258962  Ribes aureum R. G. Swinney 2010-2-27 11746 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA0017025  Ribes aureum var. gracillimum L. R. Abrams 1901-04 1491 Los Angeles Eatons Wash. Comment
  RSA615514  Ribes aureum var. gracillimum Louis C. Wheeler 1975-2-17 s.n. Los Angeles San Gabriel Mountains: Sunset Ridge by Millard Canyon. Comment
  RSA675700  Ribes californicum Scott D. White 2001-2-4 8157 Los Angeles Evey Canyon, a tributaryto San Antonio Cyn just above San Antonio Flood Control Dam. 732 Comment
  CLARK-A1528-4119  Ribes californicum var. hesperium John C. Roos 1942-3-21 Los Angeles San Gabriel Mountains Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  UC934051  Ribes californicum var. hesperium H. L. Cogswell 1950-3-8 60 Los Angeles Wood's Peak, Sec.E6 of Plot 6 San Gabriel Mts. 990 Comment
  RSA11610  Ribes cereum var. cereum P. A. Munz 1921-6-18 4600 Los Angeles Head of Swartout Valley. 2287 Comment
  CAS-BOT-BC173095  Ribes indecorum Ernest Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  POM246  Ribes indecorum C. F. Baker 1909-5-15 5340 Los Angeles San Antonio Canyon, Claremont. Comment
  RSA660227  Ribes indecorum Fred Brooks 1988-5-7 40 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UCR92066  Ribes indecorum Scott D. White 1995-2-7 2521 Los Angeles Santa Susana Mtns, Sunshine Cyn. Landfill expansion area, directly west of I-5, just south of interchange w/ Hwy 14 457 Comment
  RSA0025039  Ribes indecorum K. Steddom 1994-4-10 1 Los Angeles USFS trail 7W12 Baldy Tr. 1600 Comment
  RSA9706  Ribes indecorum Louis C. Wheeler 1932-2-10 443 Los Angeles Thompson Creek dam near Claremont. 502 Comment
  RSA0021114  Ribes lasianthum C. J. Lovell 1941-5-20 s.n. Los Angeles Shoemaker Creek, north slope San Gabriel Mountains. 2012 Comment
  CAS-BOT-BC173403  Ribes malvaceum Tim Ross; Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24) 2.6 miles below Pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539'] 1031 Comment
  SFV16157  Ribes malvaceum P. A. Krueger 1994-5-11 18 Los Angeles San Gabriel Mountains 1 mile east on 2N24 from Newcomb's Saddle. 1200 Comment
  CAS-BOT-BC219179  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  RSA0091137  Ribes nevadense R. G. Swinney 2011-8-17 15639 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  LA200832  Ribes speciosum H. N. Sauer; J. Sauer, J. Zadny, M. Zadny 1969-3-17 4391 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA476281  Ribes speciosum Bonnie C. Templeton 1930-4-2 1423 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. 600 Comment
  SEINET10973373  Ribes speciosum David B. Dunn 1946-1 Dunn 2011 Los Angeles Comment
  NY201877  Ribes viburnifolium J. B. Walker 1995-12-3 1810 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  SEINET10482962  Ribes viburnifolium Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4809 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
  CHSC98043  Ricinus communis LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1030 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains. Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. UTM Zone 11; 3783279N 0382445E. 262 Comment
  SD90297  Ricinus communis Robert F. Thorne 1970-3-5 39353 Los Angeles Santa Catalina Island, NE slope of Blackjack Mountain at upper end of Swain's Canyon 399 Comment
  UCR270991  Ricinus communis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14335 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  CAS-BOT-BC92171  Romneya coulteri var. coulteri S. B. Parish; W. F. Parish 1882-10-1 393 Los Angeles Santa Ana River. Comment
  UCR150058  Rorippa nasturtium-aquaticum L. C. Wheeler 1967-5-31 9808 Los Angeles Transverse Ranges; San Gabriel Mountains region, Pallett Creek at confluence with Big Rock Creek 1082 Comment
  RSA0065539  Rorippa palustris subsp. occidentalis T. Strid 1972-6-10 s.n. Los Angeles Devils Gate Dam, Pasadena. 365 Comment
  POM1470  Rosa californica L. R. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA177863  Rosa californica Robert F. Thorne, Percy C. Everett 1965-5-12 34631 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  UC212616  Rosa californica I. M. Johnston 1917-7-29 1590 Los Angeles San Antonio Canyon, San Antonio Mountains 1600 Comment
Read comments
Jun 12 2012
  UC535615  Rosa californica Ira W. Clokey, B. Templeton June 1929 4559 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCR150868  Rubus discolor R. G. Swinney, Dave Larson 1999-5-15 7177 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 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
  SEINET3157597  Rubus vitifolius G. B. Grant 1136 Los Angeles Pasadena Comment
  RSA662571  Rumex crispus S. Koukol, R. Koukol 1998-5-3 45 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  UCR217412  Rumex crispus R. G. Swinney 2009-3-10 10067 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA133385  Rumex salicifolius Peter H. Raven, Henry J. Thompson 1959-9-6 s.n. Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  RSA601656  Ruppia cirrhosa L. C. Wheeler 1946-8-28 6280 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  CATA565  Ruppia maritima Mark L. Hoefs, Robert F. Thorne 1975-8-7 830 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA670412  Salazaria mexicana Bonnie C. Templeton 1938-6-22 1689 Los Angeles Mint Canyon Comment
  RSA713250  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CAS-BOT-BC103161  Salix bonplandiana Peter H. Raven 1962-5-20 17790 Los Angeles Santa Catalina Island, Cape Canyon Comment
  CAS-BOT-BC103168  Salix bonplandiana Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic 315 Comment
  SBBG58883  Salix exigua R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA0115859  Salix exigua Steven A. Junak 1999-5-6 SCa- 887 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, just inland from creek mouth. 6 Comment
  SBBG131702  Salix exigua S. A. Junak 1999-9-10 SCa 1097 Los Angeles Middle Ranch Cyn, at old rd crossing 85 Comment
  CAS-BOT-BC104146  Salix hindsiana I. Johnston s.n. Los Angeles Compton Creek near Dominguez Comment
  UC506463  Salix laevigata Carl Hedin and Joseph Ewan 1933-1-28 7621 Los Angeles at Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  UCR261361  Salix laevigata R. G. Swinney 2010-4-1 12169 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
  LA52060  Salix lasiolepis Carl Hedin; J. A. Ewan 1933-3-15 7623 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  POM295741  Salix lasiolepis Lyman D. Benson 1946-1-26 11978 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  UC492415  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR204556  Salix lasiolepis R. G. Swinney 2005-8-5 8373 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  UCR205032  Salix lasiolepis R. G. Swinney 2001-9-15 8188 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UC506406  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-2-16 7652 Los Angeles Comment
  CAS-BOT-BC107535  Salix lasiolepis var. lasiolepis Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC107556  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7172 Los Angeles between Calabasas and Agoura 285 Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC126299  Salix sessilifolia F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  CAS-BOT-BC180748  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-6-4 14335 Los Angeles Behind Point Dume, Santa Monica Mountains 45 Comment
  RSA444937  Salsola tragus Anstruther Davidson 1902-09 s.n. Los Angeles E. Los Angeles. Comment
  POM294055  Salsola tragus Lyman Benson 1945-10-22 11898 Los Angeles Pacific Slope drainage area. 335 Comment
  RSA618765  Saltugilia australis L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  RSA587147  Saltugilia grinnellii subsp. grinnellii Orlando Mistretta 1995-4-28 1656 Los Angeles Kitter Canyon, slopes W of main canyon. 1219 Comment
  RSA0094993  Saltugilia splendens subsp. grantii Gerald Braden, Lori Ackerman 1988-5-4 17 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0116711  Saltugilia splendens subsp. splendens Orlando Mistretta, Christine Mistretta 2010-6-2 5237 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  UCD118702  Saltugilia splendens subsp. splendens Robert F. Thorne; M. Z. Thorne 1967-7-19 37156 Los Angeles San Gabriel Mts., Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  JEPS46489  Salvia Eva M. Wilson 1962-7-3 Los Angeles Alpine Comment
  LA82019  Salvia apiana O. H. Kappler; 1940-6-21 56 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA145215  Salvia apiana Alice Ann Webb 1961-2-28 779 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  UCD63555  Salvia apiana Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  UCR186774  Salvia apiana A. C. Sanders 2006-5-16 32348 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  RSA640971  Salvia apiana Louis C. Wheeler 1931-7-7 s.n. Los Angeles 1/4 mile northeast Stoner's: (vicinity of Claremont). Comment
  UCSB9279  Salvia apiana McElwain, Isabelle 1953-4-4 Los Angeles 18000 Bull Canyon Rd; Granada Hills 457 Comment
  HSC14326  Salvia carduacea C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8. Pearblossom area, 3.5 mi. S of Moody Springs Comment
  RSA411366  Salvia carduacea A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  PASA476  Salvia columbariae Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA599328  Salvia columbariae Steve Boyd, Lauren Raz 1997-3-26 9356 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
  UC1871143  Salvia columbariae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4794 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA0110572  Salvia dorrii Richard G. Swinney 2011-4-19 14409 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  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
  SBBG71167  Salvia dorrii var. pilosa M. N. Ackley 1927-5-8 451 Los Angeles Little Rock foothills 914 Comment
  RSA732715  Salvia leucophylla A. C. Sanders 2003-4-29 26174 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  RSA434126  Salvia mellifera C. B. Liter, Powell 1928-4-3 s.n. Los Angeles Santa Catalina Island. Bottom of canyon, back of St. Catherine. Comment
  RSA579238  Salvia mellifera Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7408 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  UCR197214  Salvia mellifera Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles 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 366 Comment
  UCR219823  Salvia mellifera R. G. Swinney 2009-4-16 10371 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UCR259275  Salvia mellifera R. G. Swinney 2010-5-4 12514 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
  RSA0041493  Salvia mellifera Ron Martinolich 1991-5-3 47 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  RSA434070  Salvia spathacea T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA434075  Salvia spathacea Robert M. Perkins 1936-4-17 344 Los Angeles Santa Monica Mts. Malibu Lake. Comment
  SFV3227  Salvia spathacea K. A. Wilson 1961-3-10 962 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCLA34660  Salvia spathacea unknown 1939-1-15 37 -13 Los Angeles Garden Comment
  RSA477562  Sambucus mexicana D. S. Krause 1939-07 s.n. Los Angeles Arroyo Sees-Pasadena Comment
  RSA658305  Sambucus mexicana D. Roche 1998-5-26 27 Los Angeles Mt. Baldy Road 1.2 miles from the intersection of Mills Ave. adn Mt. Baldy Rd. North side of the road. 579 Comment
  RSA658421  Sambucus mexicana Erinn Wilson 1996-5-3 3 Los Angeles G canyon on Cal Poly Campus Pomona Comment
  UC1871272  Sambucus mexicana T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3989 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  POM219124  Sanguisorba minor Louis C. Wheeler 1932-7-25 1102 Los Angeles Thompson Creek, 2.5 miles NE La Verne 381 Comment
  LA94858  Sanicula arguta K. Larson; J. Neel 1950-4-2 26 Los Angeles Santa Monica Mountains, Mulholland Dr, 0.75 mi W of Beverly Glen Bl Comment
  UC1971216  Sanicula arguta Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Placerita Canyon Comment
  UC557672  Sanicula arguta Nell Murbarger 1936-3-1 68 Los Angeles on e side of San Clemente Island San Clemente Island Comment
  UCSB7352  Sanicula arguta Haller, Norman 1953-3-5 Los Angeles Faculty Hill, UCLA; 110 yds. up the trail to the "C" Comment
  RSA471469  Sanicula crassicaulis E. Crow 1928-4-11 244 Los Angeles Hills southwest of Pomona. Comment
  RSA97365  Sanicula crassicaulis F. W. Peirson 1919-5-18 431 Los Angeles South face of San Gabriel Mountains, Monrovia Canyon. Comment
  RSA190896  Schedonorus arundinaceus R. F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  RSA547481  Schedonorus arundinaceus Timothy S. Ross, Orlando Mistretta 1992-7-24 6762 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  CDA4985  Schinus molle T. S. Ross 1991-4-21 4548 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. Comment
  SD252265  Schinus molle Steven A. Junak 2000-3-31 Sca 1150 Los Angeles Santa Catalina Island: just inland from White's Landing, ca. 0.25 mile inland from beach, at end of road in side canyon. 57 Comment
  CHSC100214  Schismus arabicus John Dittes 2006-5-30 1378 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  CAS-BOT-BC243450  Schismus barbatus Steven R. Hill; Kate Kramer 2001-4-22 33346 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz RAnch Road, 2.6 miles west of junciton with 120th Street WEst, about 15 miles due northwest of Palmdale 804 Comment
  UC1584239  Schoenoplectus acutus var. occidentalis Tim Ross, Steve Boyd 1990-6-6 2884 Los Angeles marshy portions at the n end Piru Pond; Liebre Mtn Quad., Los Padres National Forest, Piru Pond 644 Comment
  IRVC28701  Schoenoplectus americanus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25490 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  LA15584  Schoenoplectus americanus A. M. Johnson; 1928-4-7 2957 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  RSA366046  Schoenoplectus americanus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  UC306146  Scirpus californicus G. B. Grant, S. B. Parish 1902-6-20 1916 Los Angeles Redondo Comment
  SFV21810  Scrophularia californica R. D. Flores, J. Dang, M. L. Khim, P. L. Pajimola 2010-5-1 s. n. Los Angeles Santa Monica Mountains Zuma Canyon, Backbone Trail west of Newton Canyon. 450 Comment
  RSA356053  Scrophularia californica subsp. floribunda Robert F. Thorne 1973-3-26 42720 Los Angeles Webb Canyon, N of Claremont 366 Comment
  CAS-BOT-BC238503  Scrophularia villosa C. B. Wolf 1941-6-25 s.n. Los Angeles On Santa Catalina Island, head of Avalon Valley, 300 yds. sw. of Wrigley Mausoleum Comment
  HSC97533  Scutellaria siphocampyloides Richard G. Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along creek near picnic area at Chilao Camp 1601 Comment
  RSA445333  Scutellaria siphocampyloides K. C. Zakar 1969-07 s.n. Los Angeles San Gabriel Mountains, Angeles Crest Hwy [Hwy 2] 1829 Comment
  UCD125683  Scutellaria siphocampyloides Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 954 Los Angeles Mill Creek Picnic Ground on Angeles Crest Highway. North of La Canada. 1097 Comment
  SFV15542  Scutellaria tuberosa R. K. Stachelek 1992-5-2 29 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  SBBG128264  Selaginella bigelovii M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Raray 2011-7-8 18 Los Angeles Deer Valley Trail 42 Comment
  UCR210415  Selaginella bigelovii R. G. Swinney 2008-12-6 9965 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  POM250498  Selaginella bigelovii Ira W. Clokey, E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon, Los Angeles Co. On rock in shade. Comment
  RSA683748  Selaginella bigelovii F. Raymond Fosberg 1931-5-7 R 96 Los Angeles Cottonwood Canyon, Santa Catalina Island 100 Comment
  RSA33893  Senecio flaccidus var. douglasii N. C. Cooper 1943-11-20 966 Los Angeles Lancaster, between highway and railroad 762 Comment
  RSA472944  Senecio flaccidus var. douglasii Ora M. Clark 1928-10-21 1222 Los Angeles Topango [Topanga] Canyon Comment
Read comments
May 29 2014
  UC53933  Senecio flaccidus var. douglasii Ernest Braunton 1902-6-11 457 Los Angeles Hollywood Comment
  RSA739776  Senecio mikanioides John Dittes, Eva M. Dittes 2005-12-30 1303 Los Angeles S Coast, Santa Monica Mtns, Topanga Canyon, 2.2 air miles N of intersection of Topanga Canyon Road and Pacific Coast Hwy, 1.6 air miles SE of intersection of Topanga Canyon road and Old Topanga Canyon Road., 1.5 air miles W of Santa Ynez Canyon, slope on W side of Topanga Canyon road. 130 Comment
  RSA0055784  Senecio vulgaris R. G. Swinney 2010-4-28 12431 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA598094  Senecio vulgaris Steve Boyd, Lauren Raz 1997-3-4 9142 B Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  LA200266  Senecio vulgaris Harlan Lewis; 1940-4-2 1061 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  SEINET10905250  Sequoiadendron giganteum David B. Dunn 1939-10-18 Dunn UMO 46554 Los Angeles Cultivated specimen of a native tree of the Sierra Nevada Mts. of central Calif. growing in Westlake Park, Los Angeles. 213 Comment
  SD243256  Setaria parviflora Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  SBBG98243  Setaria pumila I. M. Johnston 1918-8-4 Los Angeles between Claremont and Pomona Comment
  SEINET3155716  Silene anglica L. Abrams 1902-5-31 2489 Los Angeles Cultivated; Inglewood Comment
  CAS-BOT-BC384569  Silene coniflora Peter H. Raven; Henry J. Thompson 1960-5-16 15385 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  UC1922333  Silene gallica Gary Kovnat with LeRoy Gross 2003-4-5 37 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA608504  Silene gallica L. C. Wheeler 1930-5-31 46 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SD132655  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  SDSU4507  Silene gallica Gerald Collier 1951-4-12 M 167 Los Angeles West edge of parking lot just south and west of Sunset Blvd. and Hilgard Ave. Comment
  CHSC34419  Silene laciniata subsp. laciniata Philip A. Silverstone 1978-7-23 261 Los Angeles Santa Monica Mountains; jtn Kanan Dume Rd. and Latigo Canyon Rd., 16.6 km inland from jtn Latigo Canyon Rd. and State 1; W side Latigo Canyon Rd. Comment
  RSA549152  Silene laciniata subsp. major Timothy S. Ross, Peter Fritsch 1990-6-20 3672 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  UCR142982  Silene lemmonii L. C. Wheeler 1932-5-28 777 Los Angeles San Gabriel Mtns, Cascade Canyon off San Antonio Canyon 1113 Comment
  UCR192885  Silene verecunda R. G. Swinney 1998-7-8 6320 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR223295  Silene verecunda R. G. Swinney 2009-7-23 11378 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
  POM17852  Silene verecunda subsp. platyota P. A. Munz 1923-9-1 7704 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  RSA0019861  Silene verecunda subsp. platyota Orlando Mistretta, Christine Mistretta 2011-6-29 5767 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  UC205799  Silene verecunda subsp. platyota I. M. Johnston 1917-8-22 1671 Los Angeles n slope of Baldy , n slope of Baldy (San Antonio Mountains) 2743 Comment
  RSA115969  Silene vulgaris George W. Garrettson 1955-4-22 20583 Los Angeles Sirra Madre Avenue, 1/3 mi. east od Azusa Avenue., Azusa Comment
  CAS-BOT-BC364801  Silybum marianum A. H. Gallup 1949-7-17 s.n. Los Angeles On southeast slope of Tallac Knoll, LASCA Comment
  CAS-BOT-BC74900  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  SBBG72151  Sisymbrium altissimum R. Hoffmann 1927-4-30 Los Angeles Mint Cyn, Oak's Garage Comment
  UCR220291  Sisymbrium altissimum R. G. Swinney 2009-4-24 10475 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  SEINET3289851 Image available Sisymbrium erysimoides M. W. Denslow, Steve Boyd 2003-5-7 1089 Los Angeles Transverse Ranges; San Gabriel Mountains region: North of Azusa at end Glendora Ridge motorway (1N26) in small unnamed canyon just above small Avocado orchard. 274 Comment
  UCR219914  Sisymbrium erysimoides R. G. Swinney, Jane Strong 2009-4-21 10421 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  SBBG12247  Sisymbrium irio P. H. Raven 1962-4-9 17140 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA0081298  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  RSA782217  Sisymbrium orientale R. G. Swinney 2009-8-25 11500 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SEINET269283  Sisymbrium orientale Scott D. White, Chet McGaugh 1995-5-9 3016 Los Angeles E. edge of Santa Susana Mts W. of San Gabriel Mts. Sunshine Canyon Landfill property: W. of San Fernando Rd. and I-5 Fw 457 Comment
  RSA624571  Sisymbrium orientale L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near La Paloma Flat. 563 Comment
  UC1060515  Sisyrinchium bellum Richard Snow 1953-3-21 Los Angeles Mulholland Drive Santa Monica Mountains Comment
  UCR204417  Sisyrinchium bellum R. G. Swinney 2001-9-15 8177 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR214644  Solanum americanum A. C. Sanders, Dan S. Cooper 2010-3-12 37380 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA422433  Solanum douglasii Elbert Benjamine, Benjamine Rice 1929-1-6 s.n. Los Angeles Between N Ave. 61 and Arroyo Seco, Los Angeles Comment
  SD69442  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island: margin of deep gully, Hay Press area 427 Comment
  UCR220237  Solanum douglasii R. G. Swinney 2009-4-13 10334 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR260629  Solanum douglasii R. G. Swinney 2010-4-1 12155 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
  CATA3372  Solanum douglasii Peter J. Dixon 2016-4-14 046 Los Angeles Santa Catalina Island: West (windward) side of island, between Little and Catalina Harbors. 163 m south of Goat Pk. 283 Comment
  SEINET7262243 Image available Solanum elaeagnifolium B. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Old Ridge Rte between Violin Summit & Reservoir Lookout Comment
  SEINET7262340 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  UC527250  Solanum umbelliferum C. B. Wolf 1931-5-13 2000 Los Angeles near bridge on road from Tujunga to San Fernando (Pacoima Wash); Pacoima Wash 365 Comment
  UCR205051  Solanum umbelliferum R. G. Swinney 2008-3-31 8585 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA608499  Solanum umbelliferum Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  POM50095  Solanum wallacei L. W. Nuttall 1921-1-16 1134 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA6206  Solanum wallacei Carl B. Wolf 1932-10-4 4219 Los Angeles Santa Catalina Island. Below turn in road at mouth of Hamilton Canyon 23 Comment
  UCR143448  Solanum wallacei var. wallacei Reid Moran 1941-3-8 687 Los Angeles Channel Islands, Whites Landing, Santa Catalina Island 50 Comment
  LA51385  Solanum xanti Henry J. Thompson; 1959-3-22 1865 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  LA51827  Solanum xanti Louis Wheeler; 1932-2-20 446 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA0069431  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA713809  Solidago californica Valerie L. Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  UCR141851  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  RSA473689  Solidago confinis Anstruther Davidson 1892-08 1991 Los Angeles Cienega Comment
  SBBG63001  Solidago confinis R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  SBBG12614  Sonchus oleraceus P. H. Raven 1962-4-9 17139 Los Angeles near barracks, Wilson Cove 60 Comment
  SBBG96627  Sonchus oleraceus S. Boyd with T. Ross, L. Arnseth 1990-4-6 4153 Los Angeles Lemon Tank Cyn (used as dumping area) 274 Comment
  UCR280569  Sonchus oleraceus R. G. Swinney 2014-5-13 16490 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UC36520  Sonchus oleraceus J. H. Barber 1897-7 301 Los Angeles Santa Monica Experimental Station , Southern California Comment
  OBI35714  Spartium junceum Rebecca Cicoria 1982-4-26 58 Los Angeles Palos Verdes Peninsula Lower Blackwater Cyn, Rolling Hills Comment
  UCD108502  Spartium junceum Gordon Pilone 1961-4-1 145 Los Angeles San Antonio Canyon, north of dam on new road. San Gabriel Mt. Range. 731 Comment
  UCR236898  Spergularia Jeremiah George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  UCR217428  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA526516  Spergularia bocconi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4255 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  CAS-BOT-BC390337  Spergularia macrotheca var. macrotheca Reid Moran 1958-9-15 6836 Los Angeles On slope above Wilsons Cove, San Clemente Island 50 Comment
  LA82420  Spergularia macrotheca var. macrotheca O. H. Kappler; 1944-3-26 559 Los Angeles Santa Monica Mountains, Zuma Beach 7 Comment
  SBBG77776  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-5-22 54969 Los Angeles Isthmus Harbor Comment
  RSA0098576  Spergularia villosa R. F. Thorne, Percy C. Everett 1965-5-10 34513 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 427 Comment
  CHSC95550  Sporobolus airoides LeRoy Gross 2005-5-19 2290 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  RSA446580  Stachys ajugoides F. R. Fosberg 1930-6-23 S- 2954 Los Angeles Del Rey. 1 Comment
  RSA0081387  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UC586832  Stachys albens Joseph Andorfer Ewan 1934-8-2 8481 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  SD82951  Stachys bullata Robert F. Thorne, A. C. Gibson 1971-5-22 39763 Los Angeles San Gabriel Mts., Angeles National Forest: dry canyon slopes. Fish Canyon. 395 Comment
  RSA446684  Stachys rigida subsp. quercetorum Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles. Comment
  OBI13456  Stachys rigida var. quercetorum Joseph Noe 1965-4-28 15 Los Angeles Santa Monica Mts, Calabasas. 1 mi on Stut Rd from jct with Mulholland Hwy 244 Comment
  SD124147  Stachys rigida var. quercetorum Richard S. Hood 1970-4-16 300 Los Angeles Pasadena; Arroyo Seco Park on fire road Ao mi. So. Of Pasadena Fwy. Opposite Ave. 57 182 Comment
  SEINET3559386 Image available Stachys rigida var. quercetorum Edith A. Purer 1935-5-11 6547 Los Angeles Malibou Road. Comment
  UC1536922  Stanleya pinnata Gordon H. True Jr. 1935-5-16 298 Los Angeles between Alpine Springs and Palmdale; between Alpine Springs and Palmdale 731 Comment
  RSA608605  Stanleya pinnata var. pinnata R. Setzer 1974-5-20 s.n. Los Angeles San Gabriel Mountains: Hwy N6, 3.5 miles NE of Devils Punchbowl County Park. Comment
  CAS-BOT-BC374820  Stebbinsoseris heterocarpa Carl B. Wolf 1932-5-11 3550 Los Angeles Santa Catalina Island. W. side of Isthmus Harbor 30 Comment
  CAS-BOT-BC374819  Stebbinsoseris heterocarpa Dr. A. Davidson 1902-4-17 s.n. Los Angeles Los Angeles, near Alvarado & Ocean View Comment
  RSA478169  Stellaria media Robin S. Collins 1973-3-26 211 Los Angeles Trail Canyon, from beginning of pack trail into canyon. ca. 3 mi. 609 Comment
  RSA611390  Stellaria media L. C. Wheeler 1932-9-9 1359 Los Angeles San Antonio Canyon 1067 Comment
  UCR259372  Stellaria media R. G. Swinney 2010-8-26 13589 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
  RSA527639  Stellaria media Steve Boyd, L. Arnseth 1990-4-8 4393 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC397705  Stellaria nitens Le Roy Abrams 1901-4-3 1289 Los Angeles Santa Monica Mts 335 Comment
  CAS-BOT-BC375147  Stephanomeria cichoriacea Peter H. Raven; Henry J. Thompson 1958-10-11 13744 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Las Tunas Canyon at Coast Highway 152 Comment
  UCR223829  Stephanomeria parryi R. G. Swinney 2009-6-17 11201 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  JEPS36900  Stephanomeria pauciflora Donald H. Graham 1917-10-12 Los Angeles Lancaster Comment
  UC127122  Stephanomeria pauciflora H. M. and G. R. Hall 1908-7-4 8331 Los Angeles San Francisquito Canyon Comment
  POM211779  Stephanomeria pauciflora var. pauciflora L. C. Wheeler 1933-9-26 2123 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  SEINET13387122 Image available Stephanomeria virgata R. G. Swinney 2011-1 15421 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), south end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  CATA1393  Stephanomeria virgata subsp. virgata Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2531 Los Angeles Santa Catalina Island: Road from Black Jack Campground to Escondido 262 Comment
  UCR255819  Stipa cernua R. G. Swinney 2010-5-4 12496 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR280681  Stipa lepida R. G. Swinney 2014-5-27 16684 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  OBI29184  Stipa speciosa David J. Keil 1976-12-12 11902 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  UCR62789  Stipa speciosa B. Lennart Johnson 1958-3-21 G- 72 Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  POM182372  Stuckenia pectinata Joseph A. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 305 Comment
  CAS-BOT-BC376002  Stylocline gnaphaloides Le Roy Abrams 1901-4-1 1238 Los Angeles Ballona Harbor Comment
  SFV4884  Stylocline gnaphaloides M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment