Search Results — 2000 specimen records retrieved (1575 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET3869605  Abies concolor Tim Thibault, K. E. Olshewsky 2004-5-23 296 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Williamson.; 0 2073 Comment
  RSA213418  Abronia maritima M. B. Dunkle 1939-4-15 7278 Los Angeles Pyramid Cove, San Clemente Island Comment
  CAS-BOT-BC383913  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  SFV16046  Abronia umbellata A. M. Orcino, A. Sutton 1994-4-22 3 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  POM736  Abronia umbellata I. M. Johnston 1919-6-10 1316 Los Angeles Playa del Rey. Comment
  UCR125783  Acacia melanoxylon A. C. Sanders 2003-5-26 26845 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  CAS-BOT-BC331562  Acer macrophyllum J. H. Thomas 1957-5-11 6755 Los Angeles San Gabriel Mountains about 3 miles N of La Canada near Angeles Crest Hwy. 762 Comment
  RSA659580  Acer macrophyllum Brian McColgan 1988-5-16 20 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  UCR117573  Acer macrophyllum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23267 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA592517  Achillea millefolium Mark Hoefs, D. Propst 1973-3-14 81 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  SBBG31503  Achillea millefolium R. M. Beauchamp 1967-3-18 261 Los Angeles E of Bluff Comment
  RSA416199  Achillea millefolium var. californica Reed Kepner 1951-5-12 s.n. Los Angeles Fairgreen avenue Arcadia. 244 Comment
  RSA603756  Achnatherum coronatum L. C. Wheeler 1933-7-4 1895 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA529162  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Steve Boyd 1991-7-24 5657 Los Angeles Granite Mountain: San Gabriel Mountain Range. Chilao Flat 1976 Comment
  RSA776176  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2010-6-16 5325 Los Angeles Transverse Ranges; San Gabriel Mts region: Upper Big Tujunga canyon; Lynx Gulch drainage 0.86 air miles NE of junction of Lynx Gulch Road with Upper Big Tujunga Canyon Road, along Southern California Edison transmission line corridor. 1175 Comment
  VVC3229  Achyrachaena mollis Tim Thomas 1977-3-29 94 Los Angeles Transverse Range, Santa Monica Mountains, Stunt Ranch 384 Comment
  SBBG98066  Acmispon argophyllus var. argenteus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5150 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 249 Comment
  SD90626  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, at top edge of sea bluff ca. 0.5 miles SSE of Eel Point, SW side of the island 29 Comment
  CHSC98085  Acmispon brachycarpus A. C. Sanders; Andy Thompson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. Hills. 396 Comment
  SD48948  Acmispon dendroideus var. traskiae Reid Moran 1958-9-15 6841 Los Angeles San Clemente Island, on slope above Wilson Cove 49 Comment
  LA52401  Acmispon glaber var. glaber W. O. Griesel; 1936-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  UCSB18480  Acmispon grandiflorus Lakatos, Susie 1964-3-28 Los Angeles Fire road behind Topanga Elementary School, 4.3 miles on Topanga Canyon Blvd. from intersection with U.S. Highway 101 Comment
  RSA0069364  Acmispon maritimus var. brevivexillus Dean W. Taylor 2003-3-26 18478 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass vicinity. 1066 Comment
  LA202291  Acmispon micranthus Arthur C. Gibson; 2005-3-27 5043 Los Angeles Simi Hills, Box Canyon, Box Canyon Road, N of Chatsworth Lake Comment
  SBBG68097  Acmispon strigosus R. Hoffmann 1927-6-11 Los Angeles near Castaic Comment
  SBBG82018  Acmispon strigosus S. A. Junak 1998-5-2 SCa 640 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  CATA2040  Acmispon wrangelianus Steven A. Junak, Linda Vorobik, Keri Kirkland 1998-5-16 703 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT radio station 441 Comment
  CATA3082  Acmispon wrangelianus Amy Catalano 2016-4-22 080 Los Angeles Santa Catalina Island: South side of Middle Ranch Road, west end of bridge by Quail Valley 137 Comment
  LA52447  Acmispon wrangelianus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd) Comment
  SBBG41221  Acmispon wrangelianus J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  SBBG67987  Acmispon wrangelianus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
Read comments
Sep 20 2009
  RSA0091129  Acourtia microcephala R. G. Swinney 2010-5-7 12578 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA549164  Acourtia microcephala T. S. Ross, Peter Fritsch 1990-6-20 3699 Los Angeles Forest Service Rd. 1N36 heading S from Rincon-Red box Rd; W side of Van Tassel Canyon; 473 Comment
  UCD150959  Acourtia microcephala D. S. Park 2010-4-26 44 Los Angeles Ranch Santa Ana Botanic Garden 381 Comment
  CAS-BOT-BC133193  Adenostoma fasciculatum L. R. Abrams; I. L. Wiggins 1931-7-4 315 Los Angeles White's Landing, Santa Catalina Island Comment
  CHSC83602  Adenostoma fasciculatum John Dittes 1990-6-7 81 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 30 feet above creek. 929 Comment
  UC811102  Adiantum capillus-veneris F. R. Fosberg 1931-7-13 R 112 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Isl 60 Comment
  UCR193712  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-5-29 7235 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  RSA687669  Adiantum capillus-veneris L. E. Hoffman 1932-3-24 s.n. Los Angeles Trail Canyon Comment
  SBBG13142  Adiantum jordanii E. R. Blakley 1962-10-6 5470 Los Angeles Pebbly Beach Cyn 91 Comment
  UCR242026  Adiantum jordanii Dan S. Cooper 2012-2-13 212- 9 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  CAS-BOT-BC65630  Adiantum jordanii Grant 1901-3-10 3475 Los Angeles Pasadena, San Rafael Ranch Comment
  JEPS32108  Agnorhiza ovata Frank W. Peirson 1326 Los Angeles Pine Flats Region San Gabriel Mountains, Pine Flats 1676 Comment
  POM33864  Agoseris heterophylla var. heterophylla Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  POM266382  Agoseris heterophylla var. heterophylla J. C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley. Comment
  RSA0116822  Agoseris retrorsa R. G. Swinney 2011-6-7 15095 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA229722  Agoseris retrorsa R. F. Thorne 1969-7-2 38202 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA679991  Agoseris retrorsa LeRoy Gross, Michael Denslow 2003-6-4 977 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  CAS-BOT-BC127584  Agropyron cristatum Timothy S. Ross; Steve Boyd 1994-7-7 8145 Los Angeles Liebre Mountain. Upper west end of the mountain, ca. 100 m NNE of Sandberg Triangulation Point. 1629 Comment
  CAS-BOT-BC139739  Agrostis gigantea I. M. Johnston 1917-8-22 1633 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 1524 Comment
  UCR209632  Agrostis viridis R. G. Swinney 2008-12-2 9914 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA640896  Allium burlewii L. C. Wheeler 1967-8-9 10440 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  SEINET6051196  Allium lacunosum Unknown 1973-4-21 Los Angeles San Gabriel Mountains. Foothills. 2 miles northeast of Vincent. Comment
  RSA0081225  Allium lacunosum var. davisiae Mitch Provance 2010-5-6 0510 -07 Los Angeles Tejon Ranch, c. 1.5 miles west of Neenach and 0.5 mi. SW of Hwy 138 crossing of Pacific Crest Trail. 960 Comment
  RSA680109  Allium monticola LeRoy Gross, Michael Denslow 2003-6-4 989 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  UC196657  Allium monticola Fred E. Burlew June 1916 Los Angeles near top of Mt. San Antonio; Mt. San Antonio Comment
  CAS-BOT-BC472944  Allium monticola I. M. Johnston 1917-7-31 1543 Los Angeles Telegraph Peak 2743 Comment
  UCR209865  Allophyllum R. G. Swinney 2008-7-12 9177 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  POM3656  Allophyllum divaricatum I. M. Johnston 1917-7-1 1439 Los Angeles Evey Canyon. 1067 Comment
  UCR179665  Allophyllum divaricatum R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  RSA151507  Allophyllum glutinosum P. H. Raven 1962-5-23 17858 Los Angeles Santa Catalina Island: near Bird Park, Memorial Canyon, Avalon. Comment
  RSA410086  Allophyllum glutinosum F. R. Fosberg 1931-4-24 S- 4692 Los Angeles Avalon, Santa Catalina Island. Comment
  UC879980  Allophyllum glutinosum L. W. Nuttall 339 Los Angeles Santa Catalina Isl. Comment
  RSA229048  Allophyllum violaceum R. F. Thorne 1971-6-30 40775 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA669280  Alnus rhombifolia LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 551 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SD260214  Alnus rhombifolia R. G. Swinney 2011-10-27 15911 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  SEINET6655642  Alternanthera caracasana R. E. Riefner Jr. 2007-8-3 07 -342 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. East shore Dr.; 0 Comment
  UCR252899  Amaranthus albus R. G. Swinney 2010-5-29 13395 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR205938  Amaranthus blitoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37067 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
  RSA0106885  Amblyopappus pusillus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 SCa- 767 Los Angeles Santa Cataling Island. Lower portion of Silver Canyon, ca. 0.25 miles inland from beach. 12 Comment
  CAS-BOT-BC42892  Ambrosia acanthicarpa Timothy S. Ross; Steve Boyd 1994-9-20 8238 Los Angeles 2 miles NW of Acton, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC42899  Ambrosia acanthicarpa J. Q. Adams 1910-10-1 s.n. Los Angeles Soldier's Home Comment
  SD69456  Ambrosia chamissonis Robert F. Thorne, P. Everett 1965-6-23 34950 Los Angeles Santa Catalina Island, Ben Weston Beach, west side of island on dunes Comment
  LA31646  Ambrosia psilostachya Peter H. Raven; 1959-11-7 14733 Los Angeles 182 Comment
  SFV3990  Ambrosia salsola K. A. Wilson 1962-5-12 1272 Los Angeles Mojave Desert Antelope Valley. Valyermo Road, 2 miles southeast of 131st St. East in Pearblossom. 1070 Comment
  UCR277110  Ambrosia salsola R. G. Swinney 2011-4-19 14407 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
  SD75603  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles San Clemente Island, Middle Ranch, east side of ravine 500 Comment
  SFV22125  Amsinckia intermedia V. Soza, L. Gross, B. Hogshead 2001-4-26 1179 Los Angeles Verdugo Mountains Western mouth of La Tuna Canyon on north side of canyon. Trail from Tuxford Street and Ledge Ave. Trailside along ridgetop. 320 Comment
  UC24594  Amsinckia intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  RSA0089646  Amsinckia intermedia Tim Ross, E. Kellogg 1992-4-13 6141 Los Angeles San Clemente Island. NW part of the island; coastal terrace in the vacinity of Darter. ( 340 degrees NNW, 1140m distant from 199 BM near Flasher; ca 250m NNW of the shifting sand.) 18 Comment
  RSA499954  Amsinckia intermedia Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA0039135  Amsinckia retrorsa R. G. Swinney 2010-3-10 11792 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  OBI2774  Amsinckia tessellata Ruth Wilson 1961-3-30 s.n. Los Angeles Antelope Valley 792 Comment
  RSA0091449  Amsinckia tessellata var. tessellata Tim Ross 1991-4-28 4771 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 927 Comment
  UCR191722  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-11 34848 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 970 Comment
  HSC17840  Anagallis arvensis C. S. Apperson 21 Jun [year missing] Los Angeles Newhall Ranger Station Comment
  POM3618  Anagallis arvensis C. N. Carter 1909-5-11 s.n. Los Angeles [No location data on label] Comment
  RSA0073129  Anagallis arvensis Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 28 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  UCR186986  Ancistrocarphus filagineus A. C. Sanders 2006-4-25 32171 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
  CATA3458  Andropogon glomeratus var. scabriglumis Benjamin J. Dion, Stuart Olshevski 2017-7-17 039 Los Angeles Santa Catalina Island: Pacific Side; in drainage east of Palisades in Sage Canyon watershed 223 Comment
  CAS-BOT-BC400319  Anemopsis californica Carl B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mi. from Little Harbor on road to Isthmus 30 Comment
  RSA596696  Anemopsis californica Steve Boyd, Lauren Raz 1996-9-24 8935 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
  CAS-BOT-BC400315  Anemopsis californica Volney Rattan 1887-6-1 s.n. Los Angeles San Anthonia Comment
  RSA718282  Angelica tomentosa var. tomentosa R. G. Swinney, Dave Larson 1996-7-17 5145 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
Read comments
Mar 27 2010
  RSA725198  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -68 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA416831  Anthemis cotula Anstruther Davidson 1889-1 s.n. Los Angeles [No additional locality data] Comment
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Mar 31 2015
  RSA509605  Anthemis cotula L. C. Wheeler 1967-5-13 9495 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  UCR168188  Anthriscus caucalis Joseph M. Keefe 1978-4-28 22835 Los Angeles Transverse Range: Verdugo Mtns, La Crescenta, Henderson Canyon, Mesa Lila Fire Road, 1 km west of El Lado Road, under Edison Power Line 488 Comment
  RSA762290  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-5-5 2650 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  SBBG83175  Antirrhinum coulterianum R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  UC2042125  Antirrhinum coulterianum Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  UCR130863  Antirrhinum coulterianum A. C. Sanders, D. Malueg 1998-6-22 22039 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR56174  Antirrhinum multiflorum J. A. Adams 1966-5-24 808 Los Angeles San Gabriel Mtns., San Antonio Canyon, 6 mi above Claremont 915 Comment
  UCR78153  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Transverse Range; Liebre Mtns., Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  SBBG95460  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor Comment
  SBBG108980  Aphanes occidentalis S. A. Junak 1997-3-13 SCl 774 Los Angeles head of E fork of first cyn E of Mosquito Cyn 304 Comment
  SEINET12117499  Apiastrum angustifolium I. W. Clokey, Templeton, B. 1929-1 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  RSA766898  Apium graveolens P. Reisentz 1977-4-23 s.n. Los Angeles Malibu Lagoon, 5 miles west of Highway 27 on Pacific Coast Highway 1 Comment
  RSA729384  Apocynum androsaemifolium R. G. Swinney 1998-6-21 6461 Los Angeles Upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  UCR43316  Aquilegia formosa David Charlton 1986-6-15 287 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  UCR190544  Arabis R. G. Swinney 2000-6-19 7834 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR179712  Arabis glabra R. G. Swinney, Dave Larson 1996-7-17 5125 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA587351  Arabis pulchra var. pulchra Orlando Mistretta 1992-5-4 232 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR190080  Aralia californica R. G. Swinney 1998-8-5 6634 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
Read comments
Sep 19 2020
  RSA300708  Arceuthobium californicum James R. Shevock 1974-10-5 3881 Los Angeles Along trail to Mt. Baden-Powell in the vicinity of Lamel Springs. San Gabriel Mountains. Angeles National Forest. 2361 Comment
  POM247628  Arceuthobium campylopodum L. E. Martindale 1937-10 s.n. Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  CAS-BOT-BC23860  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  CAS-BOT-BC23244  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 914 Comment
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  UC1120247  Arctostaphylos glandulosa subsp. mollis A. Lewis Feb 1934 255 Los Angeles head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quadrangle Comment
  UC1120280  Arctostaphylos glandulosa subsp. mollis P. L. Johannsen 1934-2-19 293 Los Angeles ne San Fernando Pass; Santa Susana Quadrangle Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA631624  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15777 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  SEINET11984070  Arctostaphylos glauca D. P. Reagan n d 22 Los Angeles about 2 mi W of Gorman Comment
  CAS-BOT-BC46730  Arctostaphylos parryana LeRoy Abrams 1902-6-30 2576 Los Angeles Near the summit of Mt. Wilson. Comment
  UC213253  Arctostaphylos parryana I. M. Johnston 1917-7-4 1468 Los Angeles San Antonio Mountains 1828 Comment
  RSA634366  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20615 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634914  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22061 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635070  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11157 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635112  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20418 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635113  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20421 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635144  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20557 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  UCSB9380  Arctostaphylos pungens Wedberg, Lee 1954-3-22 Los Angeles Near Vincent Comment
  UCR142885  Arenaria macradenia F. W. Peirson 1923-5-25 4286 Los Angeles Transverse Ranges; Liebre Mtns region, summit of Mint Canyon Grade, SW Mojave Desert 976 Comment
  PASA1310  Arenaria macradenia Frank W. Peirson 1921-7-1 Los Angeles Aliso Creek at Tie Canyon, San Gabriel Mts. 1356 Comment
  RSA600066  Arenaria macradenia var. arcuifolia Steve Boyd, Lauren Raz 1997-5-20 9821 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  POM11623  Argemone munita P. A. Munz 1921-6-18 4571 Los Angeles head of Sheep Creek (north slope of San Antonio Mountains) 1524 Comment
  RSA652545  Argemone munita R. Carlston 1961-5-31 s.n. Los Angeles Glendora Mt. Rd. Comment
  LA35978  Aristida adscensionis Peter H. Raven; David S. Verity 1960-5-7 15327 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  LA9333  Aristida divaricata F. M. Reed; 1905-4-2 3623 Los Angeles Altadena Comment
  CAS-BOT-BC90163  Artemisia californica Joseph Andorfer Ewan 1932-10-22 10806 Los Angeles Above Avalon, Santa Catalina Island Comment
  JEPS30427  Artemisia californica Peter H. Raven and Henry J. Thompson 1959-10-31 14727 Los Angeles 2.7 miles n of Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 259 Comment
  RSA127762  Artemisia douglasiana Peter H. Raven, Henry J. Thompson 1958-10-11 13745 Los Angeles Las Tunas Canyon at coast highway. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 152 Comment
  UCR132943  Artemisia douglasiana Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  SBBG131551  Artemisia douglasiana S. A. Junak 1999-7-16 SCa 1061 Los Angeles ca. 0.1 mi inland from mouth of Cottonwood Cyn, N side of cyn, just downstream from waterfall 9 Comment
  RSA703157  Artemisia dracunculus Scott D. White 2004-8-11 10711 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  SFV6949  Artemisia dracunculus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 626 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UCR126331  Artemisia dracunculus A. C. Sanders 2003-8-5 27110 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  UCR210096  Artemisia dracunculus R. G. Swinney 2008-10-16 9614 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  POM249898  Artemisia dracunculus Gaines 1939-08 s.n. Los Angeles Near U.C.L.A. Campus, Westwood. 591 Comment
  POM247138  Asclepias eriocarpa Victor Duran 1933-7-25 3532 Los Angeles San Gabriel Mtns: Buckhorn. 1981 Comment
  SEINET11262201  Asclepias fascicularis David Charlton 1989-6-10 3208 Los Angeles Tehachapi Mtns. Tejon Pass [Tejon Post Rd] Gorman Post Rd, 1 mi [S}SE of Gorman.; 0 1098 Comment
  UCSB4941  Asclepias fascicularis Haller, John 1960-7-22 Los Angeles North side of Calif. 138, 0.6 miles east of U.S 99, 1.5 miles east of Gorman 1127 Comment
  CATA3474  Asparagus asparagoides Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-9-18 001 Los Angeles Santa Catalina Island: Interior; under cedar tree downslope (west) of the Fox Hospital in Quail Valley 168 Comment
  RSA417670  Aster greatae Geo L. Moxley 1914-9-6 274 Los Angeles Little Bear Canyon; San Gabriel Mts. Comment
  RSA595582  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA586453  Aster greatae Orlando Mistretta 1994-9-27 1502 Los Angeles San Gabriel Mountains; Little Rock Creek. SE (upstream) of confluence with Bare Mtn. Canyon. 1128 Comment
  IRVC28126  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  UCR127207  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  CAS-BOT-BC182303  Astragalus didymocarpus var. didymocarpus Robert F. Thorne 1973-5-11 43554 Los Angeles San Gabriel Mts., Mojave Desert slopes: Along Mt. Emma Road, 1.9 mi W of Little Rock Creek below the dam Comment
  SBBG125869  Astragalus didymocarpus var. dispermus A. Parikh, N. Gale 2010-6-9 3271 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3 km NW of State Hwy 14; E Liebre Mtns 1125 Comment
  UC63674  Astragalus douglasii var. douglasii H. M. Hall Jun 3 1900-Jun 6 1900 1531 Los Angeles at summit Swarthout Canyon (San Antonio Mountains); , Swarthout Canyon 2091 Comment
  POM2582  Astragalus gambelianus W. R. Shaw 1900-4-8 31 Los Angeles Claremont. Comment
  POM49663  Astragalus lentiginosus var. variabilis A. D. E. Elmer 1902-06 s.n. Los Angeles Palmdale Comment
  CAS-BOT-BC187483  Astragalus leucolobus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  SBBG12719  Astragalus miguelensis E. R. Blakley 1962-6-9 5192 Los Angeles China Pt 3 Comment
  UC82585  Astragalus miguelensis Nevin and Lyon 621 Los Angeles s side San Clemente Island; s side San Clemente Island Comment
  POM157998  Astragalus trichopodus var. lonchus M. B. Dunkle 1928-2-12 1703 Los Angeles Salta Verde, Santa Catalina Island. 91 Comment
  LA82135  Astragalus trichopodus var. phoxus O. H. Kappler; 1941-3-12 113 Los Angeles Santa Monica Mountains, Topanga Canyon 91 Comment
  RSA656074  Astragalus trichopodus var. phoxus James Henrickson 1985-3-30 19794 Los Angeles Ca. 2 miles N of Newhall in riverbed and margins of South Fork of the Santa Clara River near crossing of Saugus Road. 306 Comment
  UC1595297  Athysanus pusillus Tim Ross 1991-3-10 4222 Los Angeles on e side of Rancho Santa Ana Botanic Garden (vicinity of (some 15m ne of) Phake Lake, Bernard Field Station); Claremont, Bernard Field Station 391 Comment
  UCSB16221  Atriplex californica Coln, Bob 1963-4-27 Los Angeles Bluffs above U.S. Highway 101, 5 mi. N of Zuma Beach Comment
  UCR164528  Atriplex canescens T. B. Salvato, Sandra Murcia 2005-11-1 1251 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  RSA226015  Atriplex canescens subsp. canescens R. F. Thorne, C. W. Tilforth 1971-6-29 40681 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  UCR94681  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13973 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA0002482  Atriplex johnstonii C. B. Wolf 1930-12-23 1821 Los Angeles Coastal bluffs at Playa del Rey 30 Comment
  POM121940  Atriplex lentiformis subsp. breweri H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Comment
  SD85094  Atriplex lentiformis subsp. breweri E. R. Blakley 1963-12-7 6365 Los Angeles San Clemente Island, Pyramid Cove, mouth of Chenity Canyon. 2 Comment
  UC1136288  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1933-12-21 211 Los Angeles 2 mi nw Santa Monica; Calabasas Quad., nw of Santa Monica Comment
  UC56074  Atriplex leucophylla J. H. Barber 1898-8-3 Los Angeles Santa Monica Beach Comment
  RSA0104986  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
  CAS-BOT-BC180942  Atriplex nummularia Carl B. Wolf 1931-12-30 2632 Los Angeles Playa del Rey 15 Comment
  UCD97562  Atriplex nummularia Daryl Koutnik 1978-3-30 s.n. Los Angeles Dockweiler Beach south of Ballon Creek. 15 Comment
Read comments
May 28 2014
  CAS-BOT-BC180914  Atriplex pacifica LeRoy Abrams 1903-3-14 3137 Los Angeles San Pedro hills, near Rocky Point Comment
  SD60280  Atriplex parryi C. B. Wolf 1932-8-11 4016 Los Angeles Ca. 2 blocks west of the center of town of Lancaster, Antelope Valley. 719 Comment
  SBBG127519  Atriplex prostrata M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2748 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  UCR201606  Atriplex semibaccata Justin M. Wood 2008-11-20 236 Los Angeles San Gabriel Mountains, ANF Road (1N36)/SCE access road west of Van Tassel Canyon, above the city of Duarte 793 Comment
  UCR281825  Atriplex semibaccata Mitch Provance, Scott Duff 2017-6-29 617- 74 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  LA94372  Atriplex semibaccata Norman A. Cole; May 1964 347 Los Angeles Santa Monica Mountains, Point Mugu Beach, just W of Point Mugu, No. 10 0 Comment
  RSA453960  Atriplex semibaccata E. S. Spalding 1922-10 s.n. Los Angeles Los Angeles. Comment
  RSA422253  Atriplex serenana Anstruther Davidson 1900-07 2941 Los Angeles City streets, Los Angeles. Comment
  RSA702078  Atriplex serenana var. serenana Scott D. White, Pam De Vries 2004-6-14 10497 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SD112535  Atriplex triangularis Darley F. Howe 1938-9-24 751 Los Angeles Coast south of Long Beach. Comment
  RSA385378  Avena barbata Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA0042642  Avena barbata Greg Gillespie 1983-5-19 20 -83 Los Angeles Collected in burn area behind administration building at the Cal Poly Pomona campus. Comment
  SEINET10517549  Avena barbata H. Lewis 1941-3-19 Lewis s.n. Los Angeles Faculty hill, ucla campus. Comment
  LA206325  Azolla filiculoides Peter H. Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains, N arm of Malibu Lake 220 Comment
  CAS-BOT-BC168648  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  RSA652562  Baccharis glutinosa R. Danborn 1948-2-22 s.n. Los Angeles Padua Hills N. of Claremont Comment
  UC1281267  Baccharis pilularis H. E. McMinn 1924-7-25 1321 Los Angeles Catalina Island Comment
  POM250380  Baccharis salicifolia I. W. Clokey, E. G. Anderson 1931-3-11 5324 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  POM350350  Baccharis salicifolia M. B. Dunkle 1933-6-17 3586 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  POM350359  Baccharis salicifolia Howard Mullins 1931-3-7 s.n. Los Angeles one mile above Switzer's landing Comment
  UCR190853  Baccharis salicifolia R. G. Swinney 1998-8-6 6690 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR258904  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA003926  Balsamorhiza deltoidea LeRoy Gross, P. Morton 2004-6-10 1379 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  JEPS5611  Bergia texana Theodore W. Minthorn 1910-10-22 8 Los Angeles 5 miles east of Los Angeles. Comment
  RSA0035896  Bidens frondosa R. G. Swinney 2009-11-9 11587 A Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA603805  Bidens laevis L. C. Wheeler 1933-10-20 2186 Los Angeles San Gabriel River 76 Comment
  RSA582474  Bidens pilosa Timothy S. Ross, Steve Boyd 1993-5-23 7217 Los Angeles Western Arcadia: slope on the N side of the Foothill Freeway (I-210) between Michillinda Avenue and its west-bound off-ramp. 198 Comment
  LA211126  Bituminaria bituminosa Arthur C. Gibson; Jorge Ochoa 2009-4-18 5255 Los Angeles Hollywood Hills, Cedar Grove of Griffith Park. Comment
  RSA657465  Bloomeria crocea S. Campbell 1980-6-4 37 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UC200808  Bloomeria crocea Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SEINET10866702  Bloomeria crocea Ira W. Clokey Clokey 4543 Los Angeles Grassy ridge, Mandeville Canyon, Santa Monica Mountains 500 Comment
  SEINET12049473  Bloomeria crocea F. R. Fosberg 1931-1 54554 Los Angeles Avalon Canyon, Santa Catalina Island 130 Comment
  POM246472  Bloomeria crocea var. crocea F. R. Fosberg 1931-4-10 689 Los Angeles Santa Catalina Island. Avalon Canyon 150 Comment
  RSA0129417  Boechera perennans Michael Honer 2004-6-22 2016 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UCR228423  Boechera pulchra var. pulchra Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8047 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  RSA730293  Boschniakia strobilacea R. G. Swinney 1998-8-27 6812 Los Angeles San Gabriel mtns.: gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  RSA660822  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  CAS-BOT-BC420335  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  CAS-BOT-BC420339  Boykinia rotundifolia Peter H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains, upper Evey Canyon 914 Comment
  RSA0087389  Brassica geniculata R. G. Swinney 2010-5-25 12965 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  CATA3523  Brassica nigra Benjamin J. Dion, Julia Parish, Volunteers 2018-3-8 004 Los Angeles Santa Catalina Island: Channel side; between a firepit at Campsite 8 and the slope above the beach at Parson's Landing 4 Comment
  LA25915  Brassica nigra Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SEINET10825328  Brassica oleracea Heidi H. Schmidt 1999-10-14 Schmidt 3820 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  POM182360  Brickellia californica Joseph A. Ewan 1931-10-24 s.n. Los Angeles La Sierra Canyon above Seminole Hot Springs Comment
  RSA522935  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3295 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  UCR84502  Brickellia californica T. S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mtns., S side of Prairie Fork 2027 Comment
  UCR205263  Brickellia desertorum R. G. Swinney 2005-8-17 8502 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
Read comments
Dec 21 2018
  UCR172451  Brickellia longifolia Anuja Parikh, Nathan Gale 2005-7-5 2124 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19 396 Comment
  CHSC99228  Brickellia nevinii John Dittes 2006-11-3 1428 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.4 air-miles S of Mt. McKinley, ca. 4.3 air-miles W of Big Tujunga Reservoir, ca. 3.4 air-miles NE of Mt. Gleason Jr. Highschool; slope north of Big Tujunga Canyon road about 1/2-way between Delta Flats Overlook and Trail Canyon Road. 579 Comment
  POM46873  Brickellia nevinii F. W. Peirson 1924-12-5 5382 Los Angeles San Gabriel Peak at head of Eaton Canyon 1646 Comment
  RSA0013197  Brickellia nevinii Orlando Mistretta, Christine Mistretta 2011-7-13 5938 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  UC1584228  Brickellia nevinii Tim Ross and Steve Boyd 1990-6-6 2864 Los Angeles on slope at sw edge of Piru Pond, Los Padres National Forest Los Padres National Forest, Piru Pond 644 Comment
  UCR200128  Brickellia nevinii Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 757 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  SEINET10570590  Brodiaea capitata F. R. Fosberg 1931-3-25 Fosberg 54369 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. Grassy S wall. Upper Sonoran Zone. 50 Comment
  RSA496669  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd., (Near 33 deg 56'N, 118 deg 26'W.) 30 Comment
  SBBG83255  Bromus arizonicus M. Daily 1986-4-7 Los Angeles Bird Rock Comment
  RSA0116901  Bromus arizonicus Lyman Benson 1947-3-19 12283 Los Angeles Claremont. 350 Comment
  CAS-BOT-BC149413  Bromus berteroanus Le Roy Abrams 1903-3-14 3132 Los Angeles San Pedro Hills. Comment
  SBBG56651  Bromus berteroanus R. Hoffmann 1932-4-8 Los Angeles 5 mi W of El Mirage Post Office Comment
  RSA157782  Bromus carinatus P. H. Raven 1962-5-8 17623 Los Angeles Slopes above Seal Cove, San Clemente Island 38 Comment
  UCR223781  Bromus carinatus R. G. Swinney 2009-6-17 11162 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  UCR277073  Bromus carinatus R. G. Swinney 2011-6-7 15105 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  SEINET10520157  Bromus carinatus LeRoy R. Abrams Abrams 1727 Los Angeles Ballwin Creek, Mesmen Comment
  CAS-BOT-BC149187  Bromus carinatus var. carinatus G. B. Grant 1903-4-25 s.n. Los Angeles Pasadena. Comment
  RSA718063  Bromus carinatus var. carinatus R. G. Swinney 1997-8-19 5817 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  SEINET269179 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-16 3058 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. 'Sunshine Cyn'; W of San Fernando Rd. and I-5 Fwy SW of interchange w 457 Comment
  CAS-BOT-BC148917  Bromus carinatus var. marginatus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabrile Mountains. Table Mountain, above Wrightwood. 2133 Comment
  CAS-BOT-BC156110  Bromus diandrus Carl B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island. Avalon. Near bathhouse. 7 Comment
  CATA685  Bromus diandrus Mark L. Hoefs 1991-4-26 1176 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  SDSU947  Bromus diandrus Gerald Collier 1951-5-5 Los Angeles Floor of Santa Anita Canyon, San Gabriel mtns, about 4 miles north of Santa Anita Dam. Comment
  SEINET14410017  Bromus diandrus R. F. Thorne 1971-1 41473 Los Angeles San Gabriel Mts., Angeles National Forest, NE of Chantry Flats, along Santa Anita Creek 548 Comment
  RSA92044  Bromus hordeaceus F. W. Peirson 1918-04 4198 Los Angeles Altadena. Comment
  UC1586184  Bromus inermis subsp. inermis Tim Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  UCR102380  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., Devil's Canyon, just above the upper falls, below the campground, east of windy gap. 1006 Comment
  SD31185  Bromus madritensis subsp. rubens Edith A. Purer 1931-3-12 957 Los Angeles Palos Verdes Hills, in field Comment
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Jul 11 2010
  UCD59293  Bromus pseudolaevipes Peter H. Raven 1960-5-15 15354 Los Angeles Santa Monica Mountains. Piuma Road 2.1 miles east of Rambla Pacifica. 487 Comment
  RSA518482  Bromus rubens A. C. Sanders 1988-2-3 7606 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA573557  Bromus tectorum Timothy S. Ross 1992-5-8 6286 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA679885  Bromus tectorum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 846 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  RSA651867  Buddleja saligna A. E. Hersh 1950-7-15 s.n. Los Angeles [Santa Monica Mountains] Saddle Peak Road near the peak. 1220 Comment
Read comments
Feb 15 2017
  CATA2913  Caesalpinia spinosa Sara L. Crockett 1997-2-19 65 Los Angeles Santa Catalina Island: Behind Kid Ventures building, lining parking lot (along margin of Las Casitas) 27 Comment
  SDSU2465  Cakile edentula Gerald Collier 1951-4-7 M 193 Los Angeles About 100 yards from shore. Comment
  LA200773  Calandrinia ciliata Alice Sven; 1931-3-7 sn Los Angeles 540 Comment
  RSA0113905  Calandrinia ciliata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7549 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR187210  Calandrinia ciliata A. C. Sanders 2006-4-21 32135 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  CAS-BOT-BC438407  Calandrinia ciliata I. Johnston 1917-3-10 s.n. Los Angeles Upland Comment
  SD214616  Calandrinia ciliata Darley F. Howe Mar 1915 30 Los Angeles Claremont Comment
  OBI70992  Calocedrus decurrens Larry Kelly, David J. Keil 1989-4-21 355 Los Angeles Along Big Pine hwy Comment
  UC1611539  Calocedrus decurrens Tim Ross and Walter Appleby 1993-5-14 Los Angeles 200 m ssw of May Canyon Saddle May Peak (330 m nw of May Peak); San Gabriel Mtns 975 Comment
  UC1134431  Calochortus albus A. D. Gifford 1934-4-24 156 Los Angeles 1.5 mi nw Castro Pk.; Triunfo Pass 548 Comment
  CAS-BOT-BC492127  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles Triunfo Canyon, at mouth of Lobo Canyon, Triunfo Pass Quadrange, Santa Monica Mts., western Los Angeles Co., near Cornell. 243 Comment
  CATA518  Calochortus catalinae Sara L. Crockett 1997-4-22 665 Los Angeles Santa Catalina Island: First N/S-trending ridge leading to Pacific Ocean, E of jct. of Wrigley Memorial Trail with East End Road, ca. 75 m S of road 291 Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  SBBG132181  Calochortus clavatus A. Parikh, N. Gale 2014-5-8 808 Los Angeles N of Santa Clara River, 1.3 km S of intersection of Hasley Cyn Rd and Del Valle Rd 392 Comment
  UCR128123  Calochortus clavatus Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles N side of Santa Susana Mtns., Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 427 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
  SBBG121996  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2005-4-16 767 Los Angeles N of Santa Clara River, 0.8 km S of intersection of Hasley Cyn Rd and Del Valle Rd 418 Comment
  SEINET269177  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts W of San Fernando Rd. I-5 Fwy SW of interchange w/SR 14 Fwy Sunshine Cyn 457 Comment
  RSA747182  Calochortus invenustus Orlando Mistretta 1992-6-25 614 Los Angeles Horse Flats. Comment
  RSA97707  Calochortus invenustus R. M. Straw 1954-6-16 619 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
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Oct 7 2011
  UCR280680  Calochortus plummerae R. G. Swinney 2014-5-27 16683 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  SEINET12053994  Calochortus plummerae I. W. Clokey, Templeton, B. 1929-1 4579 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  RSA188244  Calochortus splendens Robert F. Thorne 1965-6-22 34855 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  UC154591 Image available Calochortus venustus Rensselaer J. Smith May 1904 Los Angeles Catalina Island Comment
  CAS-BOT-BC221402  Calystegia longipes Le Roy Abrams; E. A. McGregor 1908-6-19 385 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC224318  Calystegia macrostegia subsp. amplissima Peter H. Raven 1962-4-9 17143 Los Angeles San Clemente Island. Wilson Cove 60 Comment
  OBI63065  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mts, foot of Mt. Baldy rd just N of Claremont; 600 Comment
  LA105334  Calystegia macrostegia subsp. intermedia Barry A. Prigge; 1989-4-23 8416 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA640248  Calystegia macrostegia subsp. intermedia R. F. Thorne, C. W. Tilforth 1971-4-9 41553 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SFV6255  Calystegia malacophylla M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Just up hill from first hairpin beyond junction with Brown's Canyon Road on road to summit of Oat Mountain. 1113 Comment
  POM3585  Calystegia occidentalis subsp. fulcrata Dian Haynes 1893-05 s.n. Los Angeles Collected near Pasadena, Arroyo Seco Comment
  SBBG119980  Calystegia peirsonii A. C. Sanders, M. Elvin 2003-4-14 25967 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River 351 Comment
  RSA625857  Camissonia Scott D. White, Pam DeVries 1998-4-19 6282 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  RSA780996  Camissonia R. G. Swinney 2009-5-27 10908 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR204815  Camissonia R. G. Swinney 2005-8-22 8519 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR125407  Camissonia bistorta A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25699 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  POM96025A  Camissonia bistorta P. A. Munz 1926-4-4 10018 A Los Angeles 2 miles north of Saugus. Comment
  RSA465684  Camissonia bistorta H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills Comment
  RSA72204  Camissonia bistorta F. W. Peirson 1919-3-26 4516 Los Angeles Altadena, New York Avenue near Hill Avenue. Comment
  UCR192577  Camissonia boothii A. C. Sanders 2008-4-10 34823 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA466157  Camissonia californica E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  UCR194013B  Camissonia campestris R. G. Swinney 1999-5-22 7209 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA167085  Camissonia campestris subsp. campestris W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  RSA187452  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17301 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  RSA0080749  Camissonia hirtella R. G. Swinney 2010-6-23 13354 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA0105755  Camissonia hirtella R. G. Swinney 2011-6-7 15031 B Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA708806  Camissonia hirtella Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1148 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  UCR78077  Camissonia hirtella David Charlton 1991-7-5 5504 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  RSA570034  Camissonia ignota Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4924 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR199957  Camissonia ignota Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1158 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  SDSU3376  Camissonia intermedia H. Wedberg 1958-5-10 289 Los Angeles On Latigo Canyon Road 0.4 mi. from Mulholland Hwy and just north of Calamigos Star 'C' Ranch. Cleistogamous. Comment
  RSA30676  Camissonia micrantha Louis C. Wheeler 1932-7-5 921 Los Angeles Liveoak Wash 2 miles NE La Verne. 404 Comment
  RSA682504  Camissonia micrantha Scott D. White, Michael Honer 2003-5-7 9202 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR205689  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36916 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR223231  Camissonia micrantha Dan S. Cooper 2010-4-23 410- 41 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA585425  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd 1990-5-31 2748 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR263056  Camissonia strigulosa Mitch Provance 2008-4-14 408- 11 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  LA206054  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. Lewis; 1939-4-22 sn Los Angeles Hermosa Beach 0 Comment
  RSA0094548  Camissoniopsis confusa Richard G. Swinney 2011-6-6 15002 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UC9908  Canbya candida A. A. Davidson May 1894 Los Angeles Lancaster Comment
  UC1201943  Capsicum annuum var. annuum Miss K. D. Jones 1930-12-15 1013 Los Angeles Rust Nursery, Pasadena Comment
  SD232637  Cardaria pubescens A. C. Sanders, E. J. Lott 1993-5-6 13969 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  UCR182756  Carex R. G. Swinney 1997-7-22 5708 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
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Sep 12 2018
  UCR277119  Carex R. G. Swinney 2010-10-5 13979 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
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Sep 12 2018
  UCR162582  Carex alma Anuja Parikh, Nathan Gale 2004-6-21 2060 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 29), near mouth of Chiquito Canyon 396 Comment
  CAS-BOT-BC17674  Carex alma Louis Wheeler 1933-5-5 1690 Los Angeles San Gabrile Mountains. Fish Canyon. 274 Comment
  SEINET10823026  Carex barbarae Hermann E. Hasse Hasse s.n. Los Angeles Marshes. Comment
  SFV12650  Carex fracta M. L. Vincent 1964-6-24 582 Los Angeles San Gabriel Mountains Wrightwood Road at Old Ice Skating Rink on road to Wrightwood across from Camp Centinella Valley. 3 miles west of Wrightwood. 1980 Comment
  SEINET10647592  Carex hookeriana Hermann E. Hasse Hasse s.n. Los Angeles Brackish flats. Comment
  UCR193713  Carex pellita R. G. Swinney, Dave Larson 1999-5-29 7236 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  SBBG121658  Carex praegracilis S. D. White, A. Warniment 2006-7-7 11613 Los Angeles Gorman Crk, NE of Interstate 5 1037 Comment
  SBBG57185  Carex praegracilis R. Hoffmann 1929-5-21 Los Angeles Lancaster Comment
  CAS-BOT-BC118408  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Los Angeles Res. Comment
  RSA0106849  Carex rossii R. G. Swinney 2011-8-5 15612 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA232278  Carex schottii Robert F. Thorne 1969-7-10 38411 Los Angeles Along Mescal Creek. 2043 Comment
  RSA579142  Carpobrotus edulis T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7400 -B Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  RSA161236  Castilleja affinis Peter H. Raven 1962-5-22 17821 Los Angeles Santa Catalina Island, above Emerald Bay. 122 Comment
  RSA425857  Castilleja affinis F. R. Fosberg 1931-4-8 s- 4516 Los Angeles Avalon Valley, Santa Catalina Island. 50 Comment
  UC26454  Castilleja affinis subsp. affinis J. H. Barber 1897-3-28 102 Los Angeles Santa Monica Canyon Comment
  RSA0110209  Castilleja applegatei Richard G. Swinney 2011-5-16 14755 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in upper Big Tujunga Cyn., c.150m N of lodge on a SW-facing slope, E of the swimming pool. 1220 Comment
  JEPS86613  Castilleja applegatei L. R. Heckard, J. C. Hickman, M. Wolf, and S. D'Alcamo 1989-5-21 6728 Los Angeles 1.6 mi w Mt. Baldy Rd. (Glendora Ridge Rd); San Gabriel Mountains 1371 Comment
  RSA592815  Castilleja applegatei subsp. martinii Steve D. Boyd 1996-4-24 8667 Los Angeles Liebre Mountains, Liebre Gulch along Forest Service Road 8N01 near jtn with 8N05. 988 Comment
  UC284890  Castilleja applegatei subsp. martinii P. A. Munz 1923-8-31 7686 Los Angeles ridge s of Swartout Valley; San Gabriel Mts. 2499 Comment
  UCR176113  Castilleja exserta Holly A. Wanamaker 2005-5-1 08 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  UC538073  Castilleja exserta subsp. exserta David D. Keck 1935-3-18 3018 Los Angeles 2 mi e El Monte; San Gabriel River 91 Comment
  IRVC27854  Castilleja foliolosa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26111 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA400541  Castilleja foliolosa Blanche Trask 1901-03 s.n. Los Angeles Catalina Island. Comment
  RSA400556  Castilleja foliolosa Bonnie C. Templeton, I. W. Clokey 1930-4-18 1059 Los Angeles San Francisquito Canyon, San Gabriel Mts. 274 Comment
  JEPS89142  Castilleja gleasoni Hiller and Derby 1982-6-4 Los Angeles e of Bee Tree N. Trail, Chilao Flats; Chilao Flats Comment
  JEPS89143  Castilleja gleasoni Hiller and Derby 1982-6-4 Los Angeles Bee Tree N. Trail, Chilao Flats; Chilao Flats Comment
  RSA448650  Castilleja linariifolia Roger Minahan 1934-06 20144 Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA81474  Castilleja minor subsp. spiralis F. W. Peirson 1951-9-1 211 Los Angeles Arroyo Seco, Pasadena Comment
  RSA652659  Castilleja plagiotoma Marion P. Harthill 1974-4-22 1657 Los Angeles Mojave Comment
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Jan 4 2012
  UCR124714  Castilleja plagiotoma B. C. Templeton 1933-6-16 5146 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  CAS-BOT-BC195571  Catapodium rigidum Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 60 Comment
  RSA628557  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1967-8-25 10533 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  RSA659845  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  RSA594974  Caulanthus coulteri var. coulteri Timothy S. Ross 1995-4-26 8382 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  UC486402  Caulanthus inflatus A. B. Clayton May 1932 137 Los Angeles Lancaster Mohave Desert, Lancaster Comment
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Apr 25 2011
  UCR179267  Ceanothus R. G. Swinney 1968-3-18 227 Los Angeles San Gabriel Mtns., Big Dalton Canyon, 1.0 mi. east of Glendora Mtn. Road 427 Comment
  RSA117384  Ceanothus arboreus Huron H. Smith 1912-6-1 5167 Los Angeles Summit, S. Catalina Is. Comment
  UCR65196  Ceanothus arboreus F. R. Fosberg 1931-4-2 S- 04448 Los Angeles Channel Islands, Santa Catalina Island, divide between Hamilton and Descanso Canyons 250 Comment
  CAS-BOT-BC48599  Ceanothus cordulatus Wesley O. Griesel 1961-5-16 s.n. Los Angeles Buckhorn Camp, San Gabriel Mts. 2072 Comment
  LA82214  Ceanothus crassifolius O. H. Kappler; 1941-3-26 148 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, main ridge at head of canyon. 609 Comment
  RSA398859  Ceanothus crassifolius G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  UCSB36648  Ceanothus crassifolius Brownell, Kathleen 1980-5-18 Los Angeles On Mt. Baldy Rd., 1 mi. N of Hwy 83; San Gabriel Mountains 914 Comment
  SBBG71367  Ceanothus crassifolius var. crassifolius unknown 1894-3-11 Los Angeles Mt Lowe Comment
  IRVC28846  Ceanothus cuneatus Mark A. Elvin, Cathleen Weigand 2003-4-8 2458 Los Angeles Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek Santa Clarita Valley 297 Comment
  UC1584219  Ceanothus greggii var. vestitus Tim Ross and Steve Boyd 1990-5-17 2591 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest (Tujunga District,) Comment
  UC1745665  Ceanothus greggii var. vestitus Annetta M. Carter 1951-5-21 3059 Los Angeles Fork of Little Rock Creek 1.3 mi. S of Little Cedars Campground. San Gabriel Mtns. Comment
  UCR78124  Ceanothus integerrimus Wandalee Thompson 1964-4-11 5 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  RSA621255  Ceanothus leucodermis Louis C. Wheeler 1968-4-26 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Head of Rattlesnake Canyon at Santa Clara Divide Road. 1410 Comment
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Aug 27 2014
  SEINET3282765 Image available Ceanothus leucodermis A. C. Sanders, Mark A. Elvin; Anuja Parikh; Nathan Gale; et al 2003-4-30 26254 Los Angeles Western San Gabriel Mtns.; Castaic Valley at west foot of Castaic Mesa, Newhall Ranch. 366 Comment
  SFV5519  Ceanothus megacarpus W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR124400  Ceanothus megacarpus B. C. Templeton, I. W. Clokey 1930-2-18 1413 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 600 Comment
  CAS-BOT-BC50484  Ceanothus oliganthus Henry J. Thompson 1959-3-27 1890 Los Angeles Santa Monica Mountains - Saddle Mountain - 1.5 miles east of peak 731 Comment
  UC170186  Ceanothus oliganthus var. oliganthus Geo. B. Grant June, 1904 147 a Los Angeles Pasadena Comment
  LA32018  Ceanothus spinosus Henry J. Thompson; 1959-3-27 1891 Los Angeles 731 Comment
  UCR193642  Celtis australis A. C. Sanders 2008-7-10 35730 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR138906  Cenchrus incertus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  RSA591063  Centaurea melitensis J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10926 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  IRVC26477  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26139 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  POM351507  Centaurea melitensis D. A. Young 1969-5-25 P 475 Los Angeles 150 yds off Diamond Bar Blvd. 3.5 mi. S of the Diamond Pt. School. 274 Comment
  POM3609  Centaurium venustum Larry E. DeBuhr 1905-6-29 s.n. Los Angeles Claremont. 366 Comment
  NY43148  Centranthus ruber J. B. Walker 1995-4-8 1418 Los Angeles Santa Catalina Island, 1km S of Avalon 5 Comment
  SBBG39581  Centranthus ruber E. R. Blakley 1963-4-9 5565 Los Angeles hillside above Pebbly Beach along Terrace Drive 106 Comment
  SD237559  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles San Gabriel Mountains: lower Sandrock Creek, 0.8 mile SSW of Valyermo post office at Valyermo Road (Valyermo 7.5'Q) 1182 Comment
  JEPS45576  Cercocarpus Frank W. Peirson 1918-5-26 79 Los Angeles Summit of Mount Wilson Comment
  POM296509  Cercocarpus betuloides Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15097 Los Angeles Santa Catalina Island. North face of Swain Canyon, Whites Landing. Comment
  RSA453272  Cercocarpus betuloides Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  LA82107  Cercocarpus betuloides var. betuloides O. H. Kappler; 1941-3-15 131 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA453273  Cercocarpus betuloides var. betuloides Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  RSA177860  Cercocarpus betuloides var. blancheae Robert F. Thorne 1965-5-12 34638 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  UCD22488  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 217 Los Angeles Santa Monica Mountains, in gulch at northwest corner of Mulholland Hwy. and Little Sycamore Canyon Rd. Comment
  RSA449451  Cercocarpus ledifolius Bonnie C. Templeton 1933-5-16 5131 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  SBBG2903  Cercocarpus ledifolius var. intermontanus H. and M. Dearing 1949-5-1 6767 Los Angeles Rock Crk 1828 Comment
  UCR269931  Cestrum nocturnum R. G. Swinney 2010-6-11 13247 Los Angeles San Gabriel Mountains, Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  SD197671  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
  UCR205837  Chaenactis glabriuscula R. G. Swinney 2008-6-9 8971 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  POM351756  Chaenactis glabriuscula Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA639575  Chaenactis glabriuscula var. glabriuscula L. C. Wheeler 1967-5-23 9691 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  CAS-BOT-BC277870  Chaenactis stevioides Ernest C. Twisselmann 1966-4-27 12104 Los Angeles Plains 14.1 miles west of El Mirage 822 Comment
  UCR177566  Chaenactis stevioides LeRoy Gross 2005-5-3 2253 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR223816  Chaenactis stevioides R. G. Swinney 2009-6-17 11182 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CAS-BOT-BC279710  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi. e. of Gorman, Mojave Desert 853 Comment
  UC450831  Chaenactis xantiana Fay A. Macfadden 1931-4-22 2636 Los Angeles Lake Hughes Comment
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Jul 18 2007
  RSA0062656  Chaenactis xantiana Charles D. Dunn 1972-4-3 s.n. Los Angeles W. Quartz Hill. 1219 Comment
  UCR51319  Chasmanthe floribunda A. C. Sanders 1988-2-3 7600 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  UCSC001061  Cheilanthes covillei Peter Kamb 1948-5-6 960 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock. - San gabriel Mts., Little Rock 975 Comment
  RSA685707  Cheilanthes covillei L. E. Hoffman 1932-5-1 s.n. Los Angeles Iron Mt. South Slope canyon Upper train on way to M. Gleason. Comment
  RSA572167  Cheilanthes newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCR255475  Chenopodium Dan S. Cooper 2014-6-26 614- 26 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, north of tennis courts adjacent to Roosevelt Golf Course 258 Comment
  RSA591669  Chenopodium ambrosioides L. C. Wheeler 1966-9-21 8886 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  RSA799861  Chenopodium botrys Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  RSA802335  Chenopodium botrys Orlando Mistretta, Christine Mistretta 2011-7-6 5918 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UCR95513  Chenopodium botrys L. C. Wheeler 1966-10-6 8955 Los Angeles San Gabriel Mtns., Buckhorn guard station Angeles Crest Highway Comment
  RSA604389  Chenopodium californicum Sara L. Crockett, Mark Hoefs, Steven A. Junak 1997-3-27 599 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road. 287 Comment
  UC7292  Chenopodium californicum J. Burtt Davy May 9 1896-May 24 1896 2622 Los Angeles Leonis Valley Antelope Valley Comment
  UCR155615  Chenopodium californicum A. C. Sanders 2005-5-11 30152 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA534014  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5103 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  UCR95355  Chenopodium fremontii L. C. Wheeler 1946-8-28 6276 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  UCR239605  Chenopodium glaucum Dan S. Cooper 2012-9-19 912- 56 Los Angeles South Coast/Santa Monica Mountains, Zuma Lagoon, mouth of Zuma Creek, Malibu 3 Comment
  RSA646969  Chenopodium hians Orlando Mistretta 1992-9-4 798 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  LA37419  Chenopodium multifidum Elizabeth McClintock; 1943-5-29 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA478544  Chenopodium murale F. R. Fosberg 1930-6-26 S 3025 Los Angeles Lower Ballona Creek. 10 Comment
  SBBG131918  Chenopodium murale S. A. Junak 2000-6-29 SCa 1345 Los Angeles Bird Rock, near High Point, NW end of Opuntia patch 12 Comment
  SBBG37787  Chenopodium murale M. B. Dunkle 1939-4-3 7222 Los Angeles Chenetti stream gorge Comment
  UCR66734  Chenopodium pumilio L. C. Wheeler 1932-7-2 00894 Los Angeles San Gabriel Mtns., San Dimas Canyon 457 Comment
  UCR118599  Chenopodium rubrum David Charlton, Lew Heide 1991-9-19 5612 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  LA201532  Chenopodium strictum var. glaucophyllum Arthur C. Gibson; 2003-9-2 4896 Los Angeles 289 Comment
  CDA43469  Chondrilla juncea John L. Thompson 2015-6-25 PDR# MVAP 06369510 Los Angeles Along Decanso Motorway (a fire road) in Cherry Canyon Park, La Canada Flintridge, near Glendale. 0 Comment
  CAS-BOT-BC168203  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch 366 Comment
  SBBG119985  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-11 2940 Los Angeles ridge ca. 900 m SW of Airport Mesa, Newhall Ranch, N end of Santa Susana Mtns 366 Comment
  RSA122736  Chorizanthe staticoides A. D. Gifford 1935-5-8 682 Los Angeles Junction of Castaic and Elizabeth Lake Canyon. 366 Comment
  SD261006  Chorizanthe staticoides Andrew C. Sanders, D. Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns: Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon (Acton 7.5'Q) 1006 Comment
  UC1136068  Chorizanthe staticoides N. French 1934-5-11 347 Los Angeles 1 mi ne Ravenna; Tujunga Quad. 914 Comment
  UCD105104  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant. 563 Comment
  UCR192818  Chorizanthe staticoides Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  RSA725105  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -17 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SEINET7450594 Image available Chrysopsis sessiliflora I. W. Clokey, B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, mile above dam. 400 Comment
  SEINET11838025  Chrysothamnus M. T. Doutt 1931-1 642 Los Angeles Sierra Madre Mts., trail from Mt. Lowe to Mt. Wilson 1615 Comment
  RSA718283  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney, Dave W. Larson 1996-7-17 5139 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  RSA90912  Chrysothamnus nauseosus subsp. mohavensis F. W. Peirson 1928-9-5 8192 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  RSA568518  Cicer arietinum Anstruther Davidson 439 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC285596  Cirsium occidentale var. occidentale Le Roy Abrams 1899-5-1 359 Los Angeles Ballona Harbor Comment
  CATA261  Cirsium occidentale var. occidentale Mark L. Hoefs, A. Douglas Propst 1973-5-4 267 Los Angeles Santa Catalina Island: By road above Fourth of July Cove 30 Comment
  UCR125968  Cirsium occidentale var. occidentale A. C. Sanders, Mark Elvin 2002-6-19 25161 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CAS-BOT-BC285791  Cirsium vulgare Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8093 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  UC1595226  Cirsium vulgare Tim Ross and Peter Fritsch 1990-6-20 3613 Los Angeles mouth of Burro Canyon (near the confluence of the e and w forks of the San Gabriel Rvier); San Gabriel Mountains, San Gabriel River 445 Comment
  CAS-BOT-BC438746  Cistanthe monandra Ernest Braunton 1902-4-29 251 Los Angeles N. Pomona Comment
  RSA753993  Cistus ladanifer Doug Tolbert, David W. Foster 1970-5-8 700508 -02 Los Angeles Angeles National Forest: 1 miles W of junction of State Route 2 and Los Angeles Co. Route N2. 915 Comment
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Jul 24 2015
  UC1611557  Cistus salviifolius Tim Ross and Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road. Comment
  POM306308  Clarkia bottae Henry J. Ramsey, Henry J. Ramsey 1937-6-6 1388 Los Angeles Kinaloa [Kinneloa] Canyon, Altadena. Comment
  RSA453476  Clarkia bottae Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. 1.2 miles west of Sepulvada Fire Road. Comment
  CHSC1097  Clarkia cylindrica E. Thomas 1964-6-12 Los Angeles Hiway 99 near Saugus. Comment
  CHSC34547  Clarkia cylindrica James Henrickson; E. Parker 1973-6-8 10633 Los Angeles Santa Monica Mts., 1 mile NW of Topanga along Monte Vista Dr. in pastures. 243 Comment
  RSA73301  Clarkia deflexa F. W. Peirson 1919-5-21 4703 Los Angeles Arroyo Seco, Pasadena. 534 Comment
  RSA701179  Clarkia dudleyana Walter Wisura 5171 Los Angeles Evey Canyon off Mt. Baldy Rd. Comment
  UCR190260  Clarkia dudleyana R. G. Swinney 2000-5-21 7781 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon Rd., 1 mile south of junction with Hwy 39 at Rincon Station 915 Comment
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Mar 16 2017
  RSA0060019  Clarkia dudleyana Robin S. Collins 1973-5-28 318 Los Angeles Angeles National Forest, San Gabriel Mts: Trail Cyn. 701 Comment
  UCR282668  Clarkia epilobioides Dan S. Cooper 2017-4-13 417- 24 Los Angeles Cornell Road south of Agoura Rd. 270 Comment
  POM3113  Clarkia purpurea subsp. quadrivulnera P. A. Munz 1918-5-16 2242 Los Angeles Claremont. Comment
  CAS-BOT-BC164724  Clarkia rhomboidea Geo. B. Grant 1902-6-10 648 Los Angeles Mt. Wilson 1828 Comment
  JEPS57331  Clarkia unguiculata L. R. Heckard 1968-5-11 1844 Los Angeles 1.3 mi below Newhall junction (along Highway 6, se of Newhall) 518 Comment
  LA45504  Clarkia unguiculata A. M. Johnson; 1932-5-30 4093 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  LA45671  Clarkia unguiculata A. M. Johnson; 1934-5-4 4469 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  UC7952  Claytonia exigua subsp. exigua A. Davidson 1892-1 Los Angeles Comment
  RSA0039125  Claytonia parviflora R. G. Swinney 2010-5-11 12670 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR187228  Claytonia parviflora A. C. Sanders 2006-4-21 32127 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  CATA3014  Claytonia parviflora subsp. parviflora Amy Catalano 2016-2-25 020 Los Angeles Santa Catalina Island: Above riparian area along Ben Weston Trail 3 Comment
  SD231423  Claytonia parviflora subsp. parviflora Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 62A Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San gabriel Mountains. Near shoemaker Canyon. 1444 Comment
  RSA587106  Claytonia parviflora subsp. utahensis Orlando Mistretta 1995-4-21 1626 Los Angeles San Gabriel Mts., Little Rock Creek, Unnamed Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile North of Kitter Canyon. 1037 Comment
  UCR271593  Claytonia parviflora subsp. viridis R. G. Swinney 2011-5-19 14783 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR220370  Claytonia perfoliata R. G. Swinney 2009-4-16 10364 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UC212907  Claytonia perfoliata subsp. intermontana D. L. Crawford 1915-6-30 Los Angeles mts above Claremont 2133 Comment
  LA200781  Claytonia perfoliata subsp. mexicana A. M. Johnson; 1928-2-16 122 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SBBG13302  Claytonia perfoliata subsp. mexicana M. A. Piehl 1962-6-10 62380 Los Angeles cyn E of Thirst 304 Comment
  RSA213420  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Canyon Gorge, San Clemente Island. Comment
  LA32197  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1958-10-11 13766 Los Angeles Santa Monica Mountains, Piuma Rd, 4.9 mi E of summit of Saddle Peak 365 Comment
  CAS-BOT-BC423116  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  RSA0091667  Coldenia nuttallii Bonnie C. Templeton 1971-5-16 11613 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  POM93807  Collinsia callosa Marion Hill 1926-5-9 s.n. Los Angeles San Antonio Mountains. West end of Swartout [Swarthout] Valley near Big Rock Creek. Comment
  RSA408290  Collinsia heterophylla Thomas Moore 1947-5-3 32 Los Angeles Topanga Canyon. Comment
  RSA491788  Collinsia heterophylla James L. Reveal 1988-5-17 6787 Los Angeles Along the Bouquet Canyon Road just east of Bouquet Reservoir, 0.1 mile east of the junction of Green Valley (or Spunky Canyon) Road and 6.3 miles south-westof Elizabeth Lake Road (Couty Road N2) in Leona Valley., 3 miles west of San Franciscito Road at the Angeles National Forest boundary. 945 Comment
  RSA0117355  Collinsia parryi R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  RSA0117368  Collinsia parryi K. Dobry 1991-5-13 486 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA0076378  Collinsia torreyi var. wrightii Philip A. Munz 1921-6-17 4644 Los Angeles Sawmill, Swartout Valley. 2073 Comment
  JEPS71021  Collomia grandiflora Frank W. Peirson 1923-6-9 3548 Los Angeles Pine Canyon Liebre Mts. 1158 Comment
  LA89056  Comarostaphylis diversifolia subsp. planifolia M. B. Dunkle; 1941-4-13 8703 Los Angeles Santa Cruz Island, Prisoner's Harbor 60 Comment
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Apr 27 2018
  LA94806  Comarostaphylis diversifolia subsp. planifolia Anonymous; 1972-8-3 sn Los Angeles Santa Monica Mountains, Rustic Canyon, ca 0.5 mi S of Camp Josepho 182 Comment
  LA209586  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14345 Los Angeles Santa Monica Mountains 12 Comment
  SBBG31502  Constancea nevinii R. M. Beauchamp 1967-3-20 352 Los Angeles above beach rd between Avalon and Abalone Pt Comment
  UC483206  Constancea nevinii L. R. Abrams and I. L. Wiggins 1931-7-6 378 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  RSA0110776  Convolvulus arvensis Steven A. Junak 2000-5-18 SCa- 1303 Los Angeles Santa Catalina Island. NW-facing slope overlooking Parsons Landing. 73 Comment
  UCR204878  Conyza canadensis R. G. Swinney 2005-8-9 8405 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA160571  Conyza canadensis J. D. Olmsted 1959-9-21 975 Los Angeles Along road above Big Dalton dam along side inlet from Monroe Canyon in San Dimas Experimental Forest NE of Glendora, San Gabriel Mts. 518 Comment
  RSA82045  Cordylanthus rigidus subsp. setiger F. W. Peirson 1921-11-12 2793 Los Angeles Collins Ranch, north slope of Liebre Mts. 1220 Comment
  RSA585470  Coreopsis bigelovii Timothy S. Ross, Steve Boyd 1990-5-29 2666 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  RSA599578  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-25 9305 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
  UC566775  Coreopsis californica var. californica Herbert L. Mason 1926-4-26 3003 Los Angeles Little Rock Comment
  UC450879  Coreopsis calliopsidea Fay A. Macfadden 1937-3-29 2574 Los Angeles near Palmdale; Mohave Desert Comment
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Feb 10 2016
  CAS-BOT-BC101006  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume, Santa Monica Mountains 22 Comment
  POM356026  Coreopsis gigantea Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  CATA1389  Corethrogyne filaginifolia Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2524 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  RSA0110921  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
  SBBG22427  Corethrogyne filaginifolia H. and M. Dearing 1944-5-10 5890 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  UC213292  Corethrogyne filaginifolia I. M. Johnston 1918-9-1 2137 Los Angeles Brown's Flats San Antonio Mountains 1310 Comment
  UCR24178  Cornus sericea subsp. occidentalis John C. Roos 1950-7-15 4851 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
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Feb 18 2013
  POM18184  Cornus sericea subsp. sericea P. A. Munz 1923-8-31 7695 Los Angeles Mescal Creek, San AntonioMountains, bed of small side canyon 1889 Comment
  RSA787099  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  RSA787102  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  UCR149321  Cotula australis R. G. Swinney 1998-4-13 5968 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  CATA1137  Cotula coronopifolia Mark L. Hoefs 1995-5-23 2127 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR204864  Crassula connata R. G. Swinney 2008-3-26 8563 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA723434  Crassula connata var. erectoides M. B. Dunkle 1929-4-21 2139 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  CATA297  Crocanthemum scoparium Mark L. Hoefs 1973-6-5 316 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  CAS-BOT-BC175839  Crossosoma californicum Tim Ross 1993-4-22 6922 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  UC212321  Crossosoma californicum Geo. B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  CATA999  Croton setiger Mark L. Hoefs 1994-7-18 1879 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  UCR124028  Croton setiger A. C. Sanders, Mark A. Elvin 2002-8-28 25596 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  OBI2786  Croton setiger Ted H. Thorsted Jr 1970-8-20 s.n. Los Angeles On slope bounding cmapus of Calif State College at Los Angeles 122 Comment
  UCR252890  Cryptantha R. G. Swinney 2010-5-11 12648 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
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Feb 19 2020
  RSA79594  Cryptantha barbigera F. W. Peirson 1928-6-2 7944 Los Angeles Trail up South Fork of Rock Creek. 1677 Comment
  RSA571538  Cryptantha barbigera Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8303 Los Angeles side draw on northeastern side of Mt. Emma, Santiago Canyon drainage 1159 Comment
  UCR205925  Cryptantha circumscissa R. G. Swinney 2008-5-5 8759 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR221905  Cryptantha circumscissa R. G. Swinney 2009-4-28 10522 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR281145  Cryptantha circumscissa R. G. Swinney 2014-4-30 16252 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  LA31587  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2061 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA31590  Cryptantha intermedia Henry J. Thompson; 1959-5-31 2048 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  UC78524  Cryptantha intermedia C. F. Baker 1904-5-5 4769 Los Angeles Claremont Comment
  UCR136844  Cryptantha intermedia John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA0075628  Cryptantha intermedia var. johnstonii L. R. Abrams 1901-4-1 1204 Los Angeles Ballona Harbor. Comment
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  RSA585343  Cryptantha micrantha T. S. Ross 1991-4-27 4638 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
  RSA607969  Cryptantha micrantha L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA647866  Cryptantha micromeres LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 237 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 548 Comment
  RSA592878  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA660823  Cryptantha microstachys LeRoy Gross 2001-5-6 384 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  SD254559  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt Mooney, west of Devils Canyon, 0.4 mile east of Angeles Crest Hwy (Waterman Mt 7.5'Q) 1780 Comment
  UCR47675  Cryptantha muricata I. M. Johnston 1932-3-28 10619 Los Angeles N slope San Pedro Hills, Palos Verdes Est. 50 Comment
  UCSB5541  Cryptantha muricata Wilson, Richard 1958-5-10 Los Angeles 6 miles North of Foothill Blvd. on Angeles Crest Highway 1066 Comment
  RSA0079363  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-4 7644 Los Angeles Liebre Mountains, San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. 1055 Comment
  RSA0079584  Cryptantha muricata var. muricata Orlando Mistretta 1992-5-21 374 Los Angeles Bouquet Canyon Rd., 3.9 miles E of Bouquet Reservoir. Comment
  UC61122  Cryptantha nevadensis J. Burtt Davy 1896-5-17 2306 Los Angeles Llano Verde Antelope Valley Comment
  RSA0115442  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13170 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CHSC95713  Cryptantha oxygona LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campground turnoff. UTM Zone; 380347N, 0405764E. 1792 Comment
  SEINET3860019  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  RSA0116753  Cryptantha similis R. G. Swinney 2011-4-19 14394 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
  UCR280755  Cryptantha similis R. G. Swinney 2014-4-30 16269 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA628376  Cryptantha simulans Scott D. White, Dave Bramlet 1998-6-29 6820 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA669715  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. ( grown back and gone back to nature, but shown on The Thomas Guide, street guide and director 625 Comment
  NY16764  Cupressus macrocarpa G. B. Grant 1905-4-10 250-- 6493 Los Angeles At Pasadena Comment
  LA210106  Cuscuta californica C. & M. Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  HSC93637  Cuscuta californica var. californica L. C. Wheeler 1970-9-10 Los Angeles San Gabriel Mtns., ridge at head of S Fork Alder Gulch 2134 Comment
  SEINET12277952  Cuscuta ceanothi J. F. Bright, Wyman, C. 1931-1 5706 Los Angeles Hollywood Comment
  UCR124252  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam: Pasadena Comment
  CDA5578  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles On the north side of biology building, California State College at Los Angeles, northwest of the San Bernardino & Long Beach Freeways, Los Angeles. 0 Comment
  IRVC28607  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA573706  Cuscuta subinclusa T. S. Ross 1990-8-17 3147 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA708938  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA229134  Cycladenia humilis var. venusta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38869 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  SEINET9193610 Image available Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2014-1 18262 Los Angeles San Gabriel Mountains, Grandview Canyon, 15km SE of Pearblossum, 40km north of Pomona 1460 Comment
  RSA662680  Cynodon dactylon LeRoy Gross 2001-11-10 452 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved., (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  RSA598213  Cyperus eragrostis Sara L. Crockett, Mark Hoefs, Steven A. Junak, Gery Allan 1996-10-31 546 Los Angeles Santa Catalina Island. Haypress Reservoir. 457 Comment
  UCR132942  Cyperus eragrostis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA365075  Cyperus eragrostis L. E. Hoffman 1932-8-16 s.n. Los Angeles Arroyo Seco, Angeles Forest. [San Gabriel Mountains]. Comment
  UCD141078  Cyperus esculentus J. B. Perret 1921-8-17 s.n. Los Angeles San Fernando Valley. Comment
  CAS-BOT-BC113960  Cyperus odoratus Joseph Cook (Rev.) Nevin 1904-11-1 s.n. Los Angeles Wilson's (?) Lake Comment
  RSA0115132  Cyperus odoratus Steven A. Junak 2000-10-12 SCa- 1409 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  RSA365132  Cyperus squarrosus V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  RSA365133  Cyperus squarrosus L. C. Wheeler 1933-9-26 2128 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UCR150858  Cystopteris fragilis R. G. Swinney 1999-8-16 7666 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR189396  Cystopteris fragilis R. G. Swinney 1998-5-30 6161 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA595019  Cytisus monspessulanus Mark Hoefs, Robert F. Thorne 1996-4-6 2661 Los Angeles Santa Catalina Island. Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream. 165 Comment
  RSA699874  Cytisus multiflorus LeRoy Gross 2004-3-30 1212 Los Angeles North side of mountains: Off the south side of the 210 freeway between La Tuna Canyon Road & Lowell Ave. in the city of Tujunga. 549 Comment
  POM1192  Dactylis glomerata L. T. Street 1918-6-3 s.n. Los Angeles Claremont. 412 Comment
  RSA701170  Datisca glomerata Steve Boyd, Amber Maurice 2004-5-18 11342 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 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
  UCR205647  Datura stramonium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36940 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
  UCR277135  Datura wrightii R. G. Swinney 2010-6-8 13224 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  RSA657443  Datura wrightii I. M. Johnston 1980-6-1 29 Los Angeles Verdugo Mountains Region: Burbank side road off Sunset Canyon. Feet. Comment
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Aug 10 2012
  RSA470461B  Daucus pusillus Fay A. MacFadden 1931-4-4 s.n. Los Angeles Verdugo Hills; Tuna Canyon 335 Comment
  RSA661085  Daucus pusillus Orlando Mistretta 1992-4-5 195 Los Angeles Guds, San Clemente Island. Comment
  SBBG12878  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles China Pt 6 Comment
  SD51900  Deinandra clementina Peter H. Raven 1962-7-12 18038 Los Angeles San Clemente Island, dry open slopes above North Head Comment
  RSA683181  Delphinium cardinale LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1102 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
  SBBG61313  Delphinium cardinale J. Koontz with B. O'Brien E. Gardner 2012-5-15 291 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, just outside N fence 416 Comment
  UC741186  Delphinium cardinale Muriel F. Wheeler 1938-7-23 952 Los Angeles brush land 1/2 mi ne San Dimas County Park; San Dimas Canyon Wash Comment
  RSA252879  Delphinium parishii Robert F. Thorne 1973-5-11 43535 Los Angeles San Gabriel Mountains, Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam. 1037 Comment
  CAS-BOT-BC7969  Delphinium parishii subsp. parishii R. S. Woglum 1935-5-6 730 Los Angeles Palmdale Comment
  CAS-BOT-BC121376  Delphinium parryi subsp. maritimum John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Island Comment
  OBI69293  Delphinium parryi subsp. maritimum John Knapp, Denise Knapp 2003-5-11 44 Los Angeles Catalina Island 259 Comment
  SBBG77825  Delphinium parryi subsp. maritimum F. R. Fosberg 1932-5-5 8108 Los Angeles hill N of Avalon 40 Comment
  LA52179  Delphinium parryi subsp. parryi Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA732811  Delphinium parryi subsp. parryi R. G. Swinney 2000-5-19 7683 Los Angeles San Gabriel Mtns.: San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden hills Rd. and 400 m west of stream. 512 Comment
  SFV22027  Delphinium parryi subsp. parryi V. Soza, I. E. Anderson, L. Gross 2000-6-6 983 b Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway above Brace Canyon, west of junction with Stough Canyon Mountainway. North-northeast-facing slope of ridgetop above fire road. 610 Comment
  RSA398717  Delphinium parryi subsp. parryi L. E. Hoffman 1926-4-18 s.n. Los Angeles Arroyo Seco, Can. [La Canada] Comment
  RSA724385  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 418 Los Angeles San Gabriel Mts at Elsmre Cyn. 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
  RSA533888  Delphinium variegatum subsp. kinkiense Tim S. Ross 1991-5-18 5155 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  SD90300  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch canyon 427 Comment
  SD45610  Dendromecon harfordii Darley F. Howe 1953-5-2 2272 Los Angeles Santa Catalina Island, Wain Canyon. Comment
  UC1536926  Descurainia pinnata Gordon H. True Jr. 1935-3-5 13 a Los Angeles side of Big Rock Creek Wash; Lovejoy Butte 853 Comment
  RSA696063  Descurainia pinnata Keith E. Hoffmaster 1927-3-6 s.n. Los Angeles Near Buena park, near Rivera. Comment
  POM307890  Descurainia pinnata subsp. glabra Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2684 Los Angeles Lancaster Comment
  CAS-BOT-BC499427  Dichelostemma capitatum A. C. Sanders 2003-3-14 25755 Los Angeles San Gabriel Valley on boundary between irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CATA1035  Dichelostemma capitatum Mark L. Hoefs 1995-5-10 1957 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  UC557648  Dichelostemma capitatum Nell Murbarger 1936-3-1 87 Los Angeles e side San Clemente Island Comment
  CAS-BOT-BC499432  Dichelostemma capitatum Dr. Barton W. Evermann 1918-3-29 s. n. Los Angeles Santa Catalina Island Comment
  RSA376835  Dichelostemma capitatum subsp. capitatum B. C. Templeton 1968-2-25 11398 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SD234442  Dichelostemma capitatum subsp. capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26117 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  RSA376828  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-4-4 s.n. Los Angeles San Clemente Island. Comment
  CAS-BOT-BC183882  Dichelostemma pulchellum Tim Ross 1993-4-22 6871 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak 448 Comment
  LA33375  Digitaria sanguinalis Peter H. Raven; 13741 Los Angeles SANTA MONICA MOUNTAINS, Elysian Park 198 Comment
  UCR127061  Dimorphotheca sinuata Mark A. Elvin, Cathleen Weigand 2003-4-7 2439 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  CHSC26280  Diplacus brevipes Dan Prettyman 1962-4-26 Los Angeles Switzers Inlet. 914 Comment
  CAS-BOT-BC150636  Diplacus longiflorus L. R. Abrams 1913-7-18 5020 Los Angeles Russel's Lake Comment
  CAS-BOT-BC150658  Diplacus longiflorus Francis W. Pennell 1940-4-19 25143 Los Angeles Route 99, 2 mi. N.W. of Los Angeles 548 Comment
  SD90595  Diplacus puniceus Robert F. Thorne 1970-3-5 39363 Los Angeles Santa Catalina Island; N slope of Blackjack Mt. 456 Comment
  SEINET4095744  Diplacus puniceus R. Moran 1941-1 628 Los Angeles Bottom of wash, Johnson's Valley, Santa Catalina Island. 100 Comment
  RSA599855  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR203229  Distichlis spicata R. G. Swinney 2005-7-21 8318 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SEINET10897327  Distichlis spicata var. stolonifera LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles In salt marshes, Playa del Rey. Comment
  UCD118799  Dodecatheon clevelandii Geoffrey Levin 1974-4-27 63 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. 731 Comment
  RSA706912  Dodecatheon clevelandii Gary D. Wallace 1985-3-3 2188 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  RSA276012  Dodecatheon clevelandii subsp. clevelandii Jack Delaini, Larry E. DeBuhr 1974-2-21 27 Los Angeles On high, grassy knoll near main stream of canyon 549 Comment
  SBBG78892  Dodecatheon clevelandii subsp. insulare W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  POM199542  Dodecatheon clevelandii subsp. patulum I. W. Clokey, Bonnie C. Templeton 1929-03 4516 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  POM175573  Drymocallis glandulosa var. reflexa E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  CATA3226  Dryopteris arguta Julia Parish, Laura Roll 2016-12-2 018 Los Angeles Santa Catalina Island: About 250 meters east of Haypress Reservoir, in drainage on south side of road 425 Comment
  LA94253  Dryopteris arguta Lawrence L. Kiefer; 1966-4-30 1916 Los Angeles SANTA MONICA MOUNTAINS, Serrano Canyon Road, ca 2 mi W of Yerba Buena Rd. 396 Comment
  SEINET9625423 Image available Dryopteris arguta M. D. Windham 1998-4-1 98 -111 Los Angeles Along Arroyo Sequit in the Santa Monica Mountains ca. 3.56 km SE of the summit (1965) of Clarks Peak. T1S, R20W, Sec. 24. 72 Comment
  UCR108333  Dryopteris arguta L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Los Pinetos Canyon Spring 854 Comment
  CAS-BOT-BC428050  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 776 Los Angeles Fish Cyn., ca. 1.5 km from the mouth of cyn. 396 Comment
  RSA600483  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA716906  Dudleya cymosa subsp. pumila LeRoy Gross 2006-5-30 2466 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Between 34.56823N, 118.74161W, and 34.5822N, 118.73220W 1244 Comment
  UCR98727  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  UCR124644  Dudleya densiflora B. C. Templeton, I. W. Clokey 1936-5-18 5660 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  CAS-BOT-BC411389  Dudleya lanceolata Philip A. Munz 1925-4-23 9424 Los Angeles San Gabriel Canyon 304 Comment
  UC195501  Dudleya lanceolata D. L. Crawford 1915-7-4 509 Los Angeles mtns near Claremont Comment
  UC682151  Dudleya multicaulis H. E. Hasse Apr 1891 Los Angeles Comment
  RSA0073981  Dudleya virens Reid V. Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente. 5 Comment
  CAS-BOT-BC109751  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Ocean bluff 0.25 mile east of Point Vicente. Comment
  CATA3554  Dudleya virens subsp. insularis Peter J. Dixon 2018-6-17 118 Los Angeles Santa Catalina Island: Pacific side; terminus of Ben Weston Bunkers Rd., ridge between Middle Canyon and Cottonwood Canyon. N-facing, rock outcrop, schist parent material. 0 Comment
  RSA0103474  Dysphania botrys R. G. Swinney 2011-10-18 15809 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
  SFV6439  Dysphania multifida K. A. Wilson 1974-6-28 1417 Los Angeles Santa Monica. Corner of Ashland Avenue and Neilson. Comment
  RSA550685  Echinochloa crus-galli Anonymous, Annette Ross 1991-7-29 5720 Los Angeles Elephant Hill [34 deg 03'05N, 117 deg 47'45W]: N-most point of the Puente Hills, W of Pomona, T1S R9W W2/3 S/2 sect.26 (projected from sect 35) on San Dimas USGS 7.5 quad. 229 Comment
  RSA600781  Echinodorus berteroi L. C. Wheeler 1949-6-22 6708 Los Angeles Altadena, Devil's Gate Dam 321 Comment
  UCSB3670  Ehrendorferia chrysantha Foster, R. 1937-6-2 Los Angeles Evey Canyon, northeast of Claremont Comment
  RSA0068303  Eleocharis R. G. Swinney 2010-5-12 12711 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  POM220095  Eleocharis montevidensis var. montevidensis L. C. Wheeler 1931-9-9 146 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  UC1595423  Eleocharis parishii Tim Ross 1992-7-10 6667 Los Angeles between Coldwater and Wickiup Canyons Big Tujunga Creek (stream margin); San Gabriel Mountains 967 Comment
  CAS-BOT-BC113286  Eleocharis parishii Robert F. Thorne; J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mts, Angels Natl Forest: Jackson Lake, NW end of lake on low, dry bank. 1866 Comment
  RSA34248  Eleocharis rostellata Anonymous 1947-5-23 s.n. Los Angeles By road on north fork San Gabriel Canyon 1220 Comment
  RSA743551  Eleusine coracana subsp. africana R. E. Riefner 2007-11-10 7 -498 Los Angeles City of Malibu, Malibu Rd. 0.5 mi W of Pacific Coast Hwy. 10 Comment
  UCD61270  Eleusine indica R. E. Page Date Unknown Los Angeles Beverly Hills. Comment
  RSA0096625  Elymus X hansenii R. G. Swinney 2011-6-22 15251 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  UCR62111  Elymus elongatus R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, 1.5 mi NE of Glendora Mtn. Road 457 Comment
  UCR181266  Elymus elymoides R. G. Swinney 1997-6-13 5579 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  POM365338  Elymus glaucus F. R. Fosberg 1931-4-23 S- 4700 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  UCR143223  Elymus glaucus F. R. Fosberg 1931-7-12 S- 4853 Los Angeles Channel Islands, Santa Catalina Island, Hay Press 427 Comment
  RSA578135  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-13 7132 Los Angeles Western San Gabriel Mountains: off the E ridge between Whitney Canyon and Los Pinetos Spring, NE side of 3151 ridgetop knoll, above margin of tributary draining NE to Los Pinetos Canyon. 878 Comment
  UCR138527  Elymus glaucus subsp. glaucus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  UCR143222  Elymus glaucus subsp. glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  UC167161  Elymus multisetus Geo. B. Grant 1906-6-16 Los Angeles Mt. Wilson Pasadena (summit) Comment
  RSA0117864  Elymus triticoides Robert L. Benson 1960-5-19 47 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  RSA652210  Emmenanthe penduliflora Jeanne Bellemin 1969-5-16 s.n. Los Angeles San Gabriel Can. at Reservoir. Comment
  UCR280689  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-5-27 16677 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UCR281959  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-4-24 16234 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  SBBG4425  Encelia actoni C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Rd, ca. 1.8 mi N of jct with Bouquet Cyn Rd 647 Comment
  SBBG17176  Encelia californica K. A. Wilson 1961-2-18 849 Los Angeles Calabasas, Mulholland Hwy Comment
  UCD131277  Encelia californica Lisa J. Seemann; Toni Machado 1993-4-28 s.n. Los Angeles ca. 0.3 mile north on San Francisquito Canyon from intersection of Seco Canyon on east side of road. 304 Comment
  RSA0080645  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0081143  Ephedra nevadensis R. G. Swinney 2010-6-1 13124 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  RSA384595  Ephedra nevadensis L. E. Hoffman 1931-11-9 s.n. Los Angeles Near Lancaster, Mohave Desert. Comment
  RSA748909  Ephedra viridis R. G. Swinney 2008-5-2 8735 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SD215316  Ephedra viridis Timothy S Ross, Steve Boyd et al 1990-6-22 3753 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. East-southeas-ward to SW/4 S25 1707 Comment
  SD231155  Ephedra viridis Sula Vanderplank, L. Gross, s. Hoskinson 2005-5-6 50506 37 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SFV311  Ephedra viridis K. A. Wilson 1961-4-29 1175 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR193168  Epilobium R. G. Swinney 1999-8-14 7627 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  UCR194184  Epilobium R. G. Swinney 1998-7-29 6534 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
  LA200706  Epilobium canum subsp. canum Louis Wheeler; 1931-11-11 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] 457 Comment
  RSA550706  Epilobium canum subsp. canum Tim S. Ross, Annette Ross 1991-7-29 5687 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA588496  Epilobium canum subsp. canum Geo. L. Moxley 1918-10-26 s.n. Los Angeles Big Dalton. 640 Comment
  RSA754090  Epilobium canum subsp. canum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1804 Los Angeles San Gabriel River Main Stem, Pejos Canyon near USGS marker el. 1974; cliff next to road on south side of bridge. 602 Comment
  POM308134  Epilobium canum subsp. latifolium Henry J. Ramsey 1937-9-2 2941 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA602313  Epilobium canum subsp. latifolium Steve Boyd, Lauren Raz 1997-6-17 9948 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  UC107748  Epilobium canum subsp. latifolium C. A. Purpus July 1897 5584 Los Angeles n. Bear Creek 1219 Comment
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Mar 8 2013
  UC1584052  Epilobium canum subsp. latifolium Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy; w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1463 Comment
  UCR217816  Epilobium canum subsp. latifolium Dan S. Cooper 2010-8-27 810- 94 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  CAS-BOT-BC167110  Epilobium ciliatum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36975 Los Angeles San Gabriel Valley: Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  RSA755594  Epilobium ciliatum R. G. Swinney 2008-7-15 9238 Los Angeles Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  UCR100435  Epilobium ciliatum Scott D. White 1992-10-8 895 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA80694  Epilobium densiflorum F. W. Peirson 1907-7-9 2085 Los Angeles Pine Flats, San Gabriel Mts. 1524 Comment
  UCR103766  Epilobium densiflorum David Charlton 1989-6-10 3214 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  UC213224  Epilobium glaberrimum subsp. glaberrimum I. M. Johnston 1918-7-6 2075 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2286 Comment
  RSA0112761  Epipactis gigantea R. G. Swinney 2010-9-30 13905 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
  RSA381699  Epipactis gigantea George Henry Grinnell 1924-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA381690  Epipactis gigantea Albert J. Perkins 1912-9-8 s.n. Los Angeles Trail to Mt. San Antonio, [San Gabriel Mountains]. Comment
  UCR129828  Equisetum hyemale subsp. affine L. C. Wheeler 1931-9-5 59 Los Angeles San Gabriel Mtns., San Dimas Canyon 488 Comment
  RSA69900  Equisetum hyemale var. affine R. G. Swinney 2009-6-12 11132 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA84289  Equisetum hyemale var. affine F. W. Peirson 1532 Los Angeles Benedicts Canyon, Santa Monica Mts Comment
  RSA684700  Equisetum laevigatum Anstruther Davidson 1905-5-11 1430 Los Angeles Frordencie Ranch(?), L.A. River Comment
  IRVC26904  Equisetum telmateia L. C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  LA200047  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-12 1712 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  UCD64462  Eragrostis pectinacea Peter H. Raven 1961-9-24 16752 Los Angeles Bouquet Reservoir. 914 Comment
  RSA592864  Eremocarpus setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mountains. Just west of divide of Kinneloa (''Sycamore'') Canyon. 426 Comment
  RSA596225  Eremocarpus setiger T. S. Ross 1990-6-11 3396 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  RSA598653  Eremocarpus setiger L. C. Wheeler 1968-6-16 s.n. Los Angeles San Gabriel Mountains. Divide between Cucamonga Canyon and Stoddard Canyon. 1066 Comment
  UCR205245  Eriastrum R. G. Swinney 2005-8-15 8473 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  SBBG58294  Eriastrum densifolium R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  CAS-BOT-BC514258  Eriastrum densifolium subsp. austromontanum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles San Gabriel Mts.: Mt. Wilson 1794 Comment
  RSA0107965  Eriastrum densifolium subsp. austromontanum Thos. Craig, M. Hilend 1927-11-11 525 Los Angeles Mint Canyon. Comment
  OBI34040  Eriastrum densifolium subsp. elongatum Mark Schneider s.n. Los Angeles Tujunga Wash 457 Comment
  RSA0107958  Eriastrum densifolium subsp. elongatum Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA0107960  Eriastrum densifolium subsp. elongatum Fay A. MacFadden 1931-7-8 3083 Los Angeles Roscoe. Comment
  JEPS69109  Eriastrum sapphirinum Frank W. Peirson 1918-6-28 156 Los Angeles foothills e Rubio Canyon; San Gabriel Mts. 609 Comment
  CAS-BOT-BC514975  Eriastrum sapphirinum subsp. dasyanthum Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon Comment
  CAS-BOT-BC514983  Eriastrum sapphirinum subsp. dasyanthum C. B. Wolf 1931-7-2 2262 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando 335 Comment
  RSA0121289  Eriastrum sapphirinum subsp. dasyanthum F. R. Fosberg 1930-7-3 S- 3105 Los Angeles San Gabriel River, El Monte. Comment
  RSA0122872  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. Comment
  RSA127988  Ericameria ericoides var. ericoides H. J. Thompson 1958-10-23 1819 Los Angeles Point Dume. 30 Comment
  UCR281163  Ericameria linearifolia R. G. Swinney 2014-4-10 16041 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  SD11856  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mountains 1830 Comment
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Jul 4 2013
  RSA0022625  Ericameria palmeri var. pachylepis D. Propst 1990-10-9 s.n. Los Angeles Santa Catalina Island. West end of island. Comment
  RSA0116832  Ericameria parryi R. G. Swinney 2010-9-21 13857 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  CHSC25944  Ericameria pinifolia James Henrickson 1971-10-14 7185 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  UCR26140  Ericameria pinifolia John C. Roos 1937-2-23 2481 Los Angeles San Gabriel Valley, Claremont Comment
  CAS-BOT-BC293352  Ericameria teretifolia R. F. Hoover 1966-10-16 10193 Los Angeles 3 mi. s. of Palmdale Comment
  UCR189716  Erigeron breweri R. G. Swinney 1998-7-27 6492 A Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  CAS-BOT-BC27343  Erigeron breweri var. bisanctus Charles Fuller Baker 1903-8-2 3451 Los Angeles San Antonia Canyon, near Claremont Comment
  POM357481  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Prairie Fk. of San Gabriel R. 1524 Comment
  OBI5692  Erigeron foliosus var. foliosus Carl B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the rd from Tujunga to san Fernando 366 Comment
  RSA0038417  Erigeron foliosus var. stenophyllus Lee Haines 1935-7-5 s.n. Los Angeles Little Dalton, San Gabriel Mts. Comment
  CAS-BOT-BC295961  Erigeron philadelphicus Munz; Street; Williams 1919-4-5 2469 Los Angeles San Dimas Comment
  LA205562  Eriodictyon crassifolium Carl Epling; May 1925 sn Los Angeles Arroyo Seco Comment
  UC1124331  Eriodictyon crassifolium C. R. Clar 1930-2-4 60 Los Angeles Santa Susana Mountains Santa Susana Quad., Santa Susana Mountains ((near Plot #5 - Santa Susana)) Comment
  CAS-BOT-BC189183  Eriodictyon crassifolium var. nigrescens A. C. Sanders; Helen Kennedy 2005-4-13 29415 Los Angeles Western San Gabriel / Liebre Mountains Region: Santa Clarita area, lower Mint Canyon at the community of MInt Canyon 487 Comment
  SJSU8885  Eriodictyon crassifolium var. nigrescens H. E. McMinn 1935-6-19 3911 Los Angeles San Fernando Wash Comment
  UCR129927  Eriodictyon crassifolium var. nigrescens Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1139 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  CAS-BOT-BC188953  Eriodictyon parryi Le Roy Abrams 1908-7-2 577 Los Angeles Rock Creek, San Gabriel Mountains 1676 Comment
  UCR206421  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA766414  Eriogonum baileyi Joseph A. Ewan 1927-10-16 1498 Los Angeles Portal Ridge side. 841 Comment
  RSA578119  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd 1994-9-20 8234 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  UC184330  Eriogonum baileyi var. baileyi A. D. E. Elmer June, 1902 3690 Los Angeles Acton Comment
  POM49218  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-06 3690 Los Angeles Acton. Comment
  UC184454  Eriogonum brachyanthum A. D. E. Elmer June, 1902 3688 Los Angeles Acton Comment
  UCR164535  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-1 1246 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  LA52300  Eriogonum cinereum H. P. Bracelin; 1931-10-11 570 Los Angeles 274 Comment
  RSA393139  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA766379  Eriogonum cinereum C. Epling 1931-5-2 5988 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR100428  Eriogonum cinereum Scott D. White 1997-11-5 6017 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  RSA393164  Eriogonum cithariforme var. agninum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  POM2280  Eriogonum davidsonii I. M. Johnston 1917-7-3 1406 Los Angeles San Antonio Canyon 1829 Comment
  RSA393178  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5465 Los Angeles Buckhorn Trail: Islip-Williamson divide, between Bear and Big Rock Creeks 2000 Comment
  UCR277128  Eriogonum davidsonii R. G. Swinney 2010-9-23 13884 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  UC519962  Eriogonum elongatum var. elongatum Louis C. Wheeler 1932-10-7 1425 Los Angeles Eagle Rock 228 Comment
  CAS-BOT-BC249766  Eriogonum elongatum var. elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Santa Monica Mts. Comment
  UCD99973  Eriogonum fasciculatum Elise Jackson 1993-5-6 23 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  RSA0055776  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-28 12422 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
  UC849416  Eriogonum fasciculatum var. fasciculatum Ira W. Clokey, B. Templeton 1929-6-1 4578 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 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
  RSA549157  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Peter Fritsch 1990-6-20 3667 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA650868  Eriogonum fasciculatum var. foliolosum Gene Cooper 1961-4-1 s.n. Los Angeles [Chantry] Flats, Above Altadena. Comment
  CAS-BOT-BC250103  Eriogonum fasciculatum var. polifolium Le Roy Abrams; E. A. McGregor 1908-7-2 549 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 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
  SEINET7848305  Eriogonum giganteum subsp. formosum Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22672 Los Angeles Channel Islands; east side 1 mile south of Wilsons Cove, San Clemente Island 50 Comment
  RSA20487  Eriogonum giganteum var. formosum P. A. Munz 1923-4-10 6754 Los Angeles San Clemente Island, middle of island Comment
  RSA0005016  Eriogonum giganteum var. formosum T. S. Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC253457  Eriogonum gracile A. J. McC 1893-7-3 148 Los Angeles Near Redondo Comment
  RSA0113484  Eriogonum gracile var. gracile Lyman Benson 1948-10-31 13546 Los Angeles Indian Hill, Claremont. Mt. Range: San Gabriel. 426 Comment
  RSA579302  Eriogonum gracile var. gracile Tim S. Ross 1994-7-19 8174 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  SBBG62131  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SBBG128197  Eriogonum grande var. grande M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2190 Los Angeles near end of rd that runs S from Eel Point 27 Comment
  UC398794  Eriogonum grande var. grande Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA0025355  Eriogonum hirtiflorum Anuja Parikh, Nathan Gale 2010-6-18 3324 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 1.0 km N of State Highway 2 (SH 2, Angeles Crest Hwy), 0.1 km W of Upper Big Tujunga Canyon Road, under power lines, near access road. 1283 Comment
  UCR276886  Eriogonum hirtiflorum R. G. Swinney 2011-6-7 15083 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  HSC17403  Eriogonum mohavense C. S. Apperson 1966-4-24 Los Angeles Junction of Palmdale Blvd. and 90th St. Comment
  UCR190784  Eriogonum nudum R. G. Swinney 1999-7-5 7539 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA634222  Eriogonum nudum var. pauciflorum Robert F. Thorne 1969-7-9 38490 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Aug 20 2013
  UC1584053  Eriogonum nudum var. pauciflorum Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4054 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy.; Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest 1633 Comment
  UC1871161  Eriogonum nudum var. pauciflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3971 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
  RSA0116183  Eriogonum nudum var. pubiflorum R. G. Swinney 2011-10-13 15787 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  CHSC113757  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -8 Los Angeles Los Angeles County. Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1500 meters from Bouquet Canyon Road in Santa Clarita. Alt.: 491m/1610ft. UTM Zone 11S; 366107. 08E 3814909.99N. Comment
  SEINET7248274  Eriogonum plumatella R. G. Swinney 2009-1 11609 Los Angeles Transvers Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station. 921 Comment
  UCR194574  Eriogonum pusillum R. G. Swinney 1999-4-5 7035 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  CAS-BOT-BC267759  Eriogonum roseum John Thomas Howell 1927-11-13 3201 Los Angeles One and a half miles east of Elizabeth Lake, Lieber Mts. Comment
  RSA660143  Eriogonum saxatile Orlando Mistretta 1992-7-9 664 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA424904A  Eriogonum saxatile M. A. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mountians: Mt. Baden Powell, ca. 5.0 mi. west of Big Pines 2439 Comment
  JEPS97035  Eriogonum thurberi unknown 1928-7-9 Los Angeles 3 mi W of Castiac (Little Martinez Creek) Comment
  CAS-BOT-BC265218  Eriogonum umbellatum var. subaridum Geo. R. Hall 1904-9-1 s.n. Los Angeles Swartout Canyon, San Antonio Mts. 2133 Comment
  CAS-BOT-BC264878  Eriogonum viridescens Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3721 Los Angeles Eastern half of the ridge, directly N of Fenner Canyon, Pinyon Ridge, San Gabriel Mountains 1990 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
  RSA423072  Eriogonum wrightii var. subscaposum Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA766465  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-10 8440 Los Angeles Broad gravely summit of Mt. Waterman 2439 Comment
  OBI44799  Eriophyllum confertiflorum David J. Keil, V. L. Holland, Michael Stiles, and Francis Villiablanca 1987-5-1 20059 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  POM49802  Eriophyllum confertiflorum L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  POM6506  Eriophyllum confertiflorum P. A. Munz, L. T. Street, G. Williams 1919-4-19 2483 Los Angeles Lone Hill, Glendo. Comment
  RSA624647  Eriophyllum confertiflorum L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 762 Comment
  SFV15590  Eriophyllum confertiflorum K. C. Molina, K. L. Garrett 1992-5-9 18 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  UCR189881  Eriophyllum confertiflorum R. G. Swinney 1998-7-27 6489 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR206160  Eriophyllum confertiflorum R. G. Swinney 2008-6-4 8931 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR71305  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4327 Los Angeles Channel Islands, San Clemente Island: E side of island near Malo Point, second canyon south of Bryce Canyon Comment
  CHSC8096  Eriophyllum confertiflorum var. confertiflorum Edward L. Smith 1957-4-30 251 Los Angeles Located at Claremont. 365 Comment
  RSA0110892  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-6 14618 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
  CAS-BOT-BC296955  Eriophyllum wallacei Timothy S. Ross; J. Mark Porter 1994-5-1 7587 Los Angeles Southwestern Mojave Desert: open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC296959  Eriophyllum wallacei Ira L. Wiggins 1966-4-17 20612 Los Angeles Hillside across valley to east of Alpine Butte Wildflower Sanctuary, north of Pearblossom. Mohave Desert Comment
  SBBG8200  Eriophyllum wallacei H. and M. Dearing 1930-4-15 1900 Los Angeles between Cajon Pass and Palmdale Comment
  RSA607960  Erodium botrys Louis C. Wheeler 1951-5-13 6800 Los Angeles San Gabriel Mountains: Tanbark Flat. San Dimas Canyon. Comment
  RSA0047420  Erodium cicutarium R. G. Swinney 2010-5-4 12503 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
  RSA0087024  Erodium cicutarium R. G. Swinney 2010-3-18 11979 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA250654  Erodium cicutarium Robert F. Thorne 1971-3-31 41451 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  SEINET12182172  Erodium moschatum J. F. Bright, Wyman, C. 1933-1 8017 Los Angeles Comment
  UC136092  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles hills near Claremont Comment
  RSA530296  Erysimum capitatum var. capitatum Geo L. Moxley 1917-3-11 529 Los Angeles Pacoima Canyon, near San Fernando Comment
  LA85129  Erysimum capitatum var. capitatum O. H. Kappler; 1946-4-13 1130 Los Angeles San Gabriel Mountains, Mint Canyon 761 Comment
  RSA530227  Erysimum suffrutescens L. E. H. 1933-7-17 A- 2817 Los Angeles Hermosa Beach, back side of sand dunes Comment
  UCR45040  Erysimum suffrutescens A. C. Sanders 1986-7-30 6823 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  UC1614259  Eschscholzia Charles M. Belshaw 1935-3-29 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp); w. antelope Valley, La Liebre Scarp Comment
  CAS-BOT-BC403158  Eschscholzia californica Peter H. Raven 1962-5-22 17834 Los Angeles Santa Catalina Island: first canyon west of Lions Head Point 51 Comment
  UCR178619  Eschscholzia californica R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon, 'Owl Flats 473 Comment
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Jul 26 2010
  CAS-BOT-BC403177  Eschscholzia californica Geo. B. Grant 1898-5-11 s.n. Los Angeles Pasadena Comment
  RSA213369  Eschscholzia californica Reid V. Moran 1941-2-25 612 Los Angeles Above sea, N of Wilson's Harbor, Santa Catalina Island 100 Comment
  RSA433665  Eschscholzia californica E. Crow 1929-5-4 352 Los Angeles [Unspecified] Comment
  RSA658411  Eschscholzia californica Erinn Wilson 1996-5-18 28 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  SDSU843  Eschscholzia californica R. M. Beauchamp 1967-6-2 538 Los Angeles On top of bank above road directly behind wWilson Cove Pier. San Clemente Island Comment
  UCSB8512  Eschscholzia californica McElwain, Isabelle 1953-3-21 Los Angeles Area above seal-cliffs, Point Dume Comment
  RSA482504  Eschscholzia californica subsp. californica Richard Noyes, L. Arnseth 1988-4-30 542 Los Angeles Claremont. Foothills of San Gabriel Mountains. North facing slope of Thompson Creek Dam. 500 Comment
  UCR24592  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles Mojave Desert, road near Palmdale 930 Comment
  SBBG98509  Eschscholzia ramosa T. Ross 1991-5-21 5383 Los Angeles upper E branch of Box Cyn 472 Comment
  RSA0010850  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Verdugo Mountains; north side, Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway. 549 Comment
  RSA726007  Eucrypta chrysanthemifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-28 26125 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
  SBBG106898  Eucrypta chrysanthemifolia M. L. Hoefs, R. F. Thorne 1996-4-6 2636 Los Angeles end of Renton Mine Rd 268 Comment
  RSA660773  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 43 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  RSA669148  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 511 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  SD260282  Eulobus californicus R. G. Swinney 2010-5-19 12825 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytifcs Station, at end of Pacific Telephone Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  UCR262472  Euphorbia albomarginata Esther Chuang 2013-5-27 47 Los Angeles Walnut, along trail between houses near 21755 Buckskin Dr. 244 Comment
  RSA498950  Euphorbia crenulata L. C. Wheeler 1936-6-21 4163 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains. 701 Comment
  RSA609294  Euphorbia dendroides L. C. Wheeler 1974-5-19 s.n. Los Angeles Pasadena: South edge of Kinneloa Mesa by New York Avenue. Comment
  SD230224  Euphorbia maculata Louis C. Wheeler 1969-10-19 Los Angeles San Gabriel Mountains: North Fork Dark Canyon at Angeles Crest Hwy. 868 Comment
  UCD142589  Euphorbia maculata S. I. Apfelbaum 1980-9-26 23 Los Angeles International airport. Comment
  UCR216896  Euphorbia melanadenia R. G. Swinney 2009-3-11 10088 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA733161  Euphorbia palmeri R. G. Swinney 1997-6-13 5596 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  POM306247  Euphorbia peplus Henry J. Ramsey, Henry J. Ramsey 1938-1-9 I- 373 Los Angeles North Craig Ave., Altadena. Comment
  UCR124253  Euphorbia polycarpa L. C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mtns, Burbank; Glen Oaks and Lamer St Comment
  SD215503  Euphorbia rigida Louis C. Wheeler 1974-6-4 Los Angeles University of Southern California, Kerckhoff Estate, 734 West Adams Blvd., Los Angeles. Comment
  UCR126588  Euphorbia serpillifolia A. C. Sanders 2003-5-22 26829 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  SFV21447  Euphorbia terracina A. E. Dorsey 2008-2-29 71 Los Angeles Santa Monica Mountains Solstice Canyon. At disturbed site by the Education Shelter. 90 Comment
  CHSC99196  Euthamia occidentalis John C. Dittes; Rudolph A. Dittes 2006-10-30 1417 Los Angeles South Coast Subregion; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. 207 Comment
  LA13159  Festuca microstachys Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  UCR241290  Festuca microstachys Tracy Drake, Dan Portwar 2012-3-31 P 1 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR186931  Festuca microstachys var. ciliata A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32023 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  CATA616  Festuca myuros Mark L. Hoefs 1991-4-8 1066 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA0076014  Festuca myuros R. G. Swinney 2010-4-1 12126 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
  UCR220379  Festuca myuros R. G. Swinney 2009-4-16 10359 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR200135  Festuca myuros var. myuros Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 769 B Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  RSA0091139  Festuca octoflora R. G. Swinney 2011-5-24 14828 Los Angeles 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 1049 Comment
  UCR270802  Festuca octoflora R. G. Swinney 2011-5-26 14871 A Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR223736  Ficus carica R. G. Swinney 2009-6-12 11142 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
  RSA708680  Filago californica Valerie L. Soza, Miriam Sidibeh 2003-3-26 1611 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
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  RSA670960  Filago gallica Joseph M. Keefe 2001-3-19 31180 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  UCR209284  Filago gallica Dan S. Cooper 2009-5-30 509- 09 Los Angeles Eastern Santa Monica Mtns., debris basin along Forest Lawn Dr., west of the cemetery 169 Comment
  RSA6049  Foeniculum vulgare C. B. Wolf 1932-10-3 4214 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  RSA645580  Forestiera pubescens A. C. Sanders, E. J. Lott 1993-5-6 13968 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F . 701 Comment
  CAS-BOT-BC52556  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1995-6-28 8651 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad 737 Comment
  LA52239  Frangula californica subsp. californica E. Lloyd; 1933-3-25 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SBBG122033  Frangula californica subsp. californica S. D. White, B. Leatherman 2005-3-18 10796 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  RSA157783  Frankenia grandifolia Peter H. Raven 1962-5-8 17631 Los Angeles Near western shore of island opposite Wilson Cove, San Clemente Island 30 Comment
  SFV2326  Frankenia salina A. M. Johnson 1933-5-17 4264 Los Angeles Los Angeles, Del Rey. 1 Comment
  UC57595  Frankenia salina J. H. Barber 1898-8-3 Los Angeles Topango Comment
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May 22 2014
  RSA265091  Frasera neglecta Mary Hall 1941-6-21 s.n. Los Angeles Big Tujunga drainage, Chilao Guard Station 1585 Comment
  UCR192829  Fraxinus dipetala R. G. Swinney 1998-8-10 6727 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  UC592751  Fremontodendron californicum subsp. californicum Carl B. Wolf 1936-5-27 7861 Los Angeles 8 mi above Tie Camp Summit (Aliso Canyon to Buckhorn Flats Road, San Gabriel Mountains); San Gabriel Mountains 1676 Comment
  SBBG127577  Funastrum cynanchoides var. hartwegii A. C. Sanders with T. B. Salvato 2009-5-20 36865 Los Angeles under SCE powerlines NE of Plaza Dr, SE of Montebello Blvd and SW of San Gabriel Blvd; Montebello Hills 96 Comment
  RSA747183  Galium angustifolium R. G. Swinney 2008-6-9 8966 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR223482  Galium angustifolium R. G. Swinney 2009-5-28 10917 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR280806  Galium angustifolium Mitch Provance 2017-6-29 617- 48 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  RSA0115098  Galium angustifolium Steven A. Junak 2000-7-1 SCa- 1371 Los Angeles Santa Catalina Island. Just SW of Cape Canyon reservoir, upper Cape Cayon, N facing slope. 344 Comment
  CHSC83704  Galium angustifolium subsp. angustifolium John Dittes 1990-6-11 88 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  LA94779  Galium angustifolium subsp. angustifolium Norman A. Cole; May 1964 337 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  RSA226078  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-17 39948 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR178787  Galium angustifolium subsp. angustifolium R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
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Mar 10 2013
  POM367667  Galium angustifolium subsp. angustifolium G. R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  RSA367697  Galium angustifolium subsp. angustifolium Thekla Mohr 1897-05 1931 Los Angeles Los Angeles. Comment
  RSA592014  Galium angustifolium subsp. foliosum Mark Hoefs, D. Propst 1973-4-6 142 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  JEPS9467  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-6-20 1262 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  POM367752  Galium aparine L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA317210  Galium aparine Michael C. Long 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1311 Comment
  SD84863  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island Comment
  UCR185603  Galium aparine A. C. Sanders 2007-4-25 33557 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  POM367753  Galium aparine Martha Hilend 1928-4-18 192 Los Angeles Griffith Park. Comment
  RSA534043  Galium aparine Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5261 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 t SE of Malo Knoll [1396']) 384 Comment
  UC625074  Galium catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  JEPS54479  Galium catalinense Lauramay T. Dempster 1967-12-29 4372 Los Angeles steep e-facing bluffs just above road just north of Casino (Avalon); Santa Catalina Island 15 Comment
  SDSU9324  Galium catalinense D. F. Howe 1953-5-3 2279 Los Angeles Hillside, mouth of Wain Canyon, Santa Catalina Island. Comment
  RSA25765  Galium catalinense subsp. catalinense Carl B. Wolf 1941-6-24 4187 Los Angeles Santa Catalina Island. NW side of Isthmus Harbor 30 Comment
  CHSC110742  Galium grande Dean Wm. Taylor 2003-5-29 18599 Los Angeles San Gabriel Mountains, along Rincon Red box Road on ridge 1 mile NW of Monrovia Peak (Angeles National Forest road 2N24.1) Comment
  POM17844  Galium hallii Philip A. Munz 1923-9-1 7705 Los Angeles Swartout Valley, San Gabriel Mountains. 2043 Comment
  SBBG68904  Galium hallii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  POM78967  Galium jepsonii I. M. Johnston 1925-8-1 6612 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  CAS-BOT-BC499141  Galium johnstonii Valerie Soza 2004-6-17 1722 a Los Angeles San Gabriel Mountains. ca. 1 mi E of Three Points, S side of Hwy 2 1847 Comment
  CAS-BOT-BC223171  Galium nuttallii A. C. Sanders; Mark A. Elvin 2003-6-18 26943 Los Angeles Santa Susana Mountains: along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  UCD121844  Galium nuttallii Kenneth A. Wilson 1961-3-10 965 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca. 1/4 mile west of Topanga Canyon Rd. Comment
  RSA576173  Galium nuttallii subsp. insulare Reid V. Moran 1941-3-11 700 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch 250 Comment
  RSA67136  Galium porrigens var. porrigens F. W. Peirson 1918-5-26 2652 Los Angeles Summit of Mt. Wilson, San Gabriel Mts Comment
  UC1586223  Galium porrigens var. porrigens Tim Ross 1991-8-16 5857 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. (s end) 1720 Comment
  JEPS52956  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3978 Los Angeles ridge above Dalton Canyon (Glendora Mt. Rd.) 807 Comment
  SDSU10622  Galvezia speciosa R. M. Beauchamp 1967-3-19 312 Los Angeles Behind (south of) Wilson Cove Pier. San Clemente Island. Comment
  SDSU10623  Galvezia speciosa R. M. Beauchamp 1967-1-27 127 Los Angeles Behind Wilson Cover Pier. Comment
  RSA660772  Gamochaeta pensylvanica Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 44 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  RSA392405  Garrya veatchii Bonnie C. Templeton 1959-5-9 s.n. Los Angeles On Angeles Crest Highway between Mill Creek Road Junction and Red Box Gap, 1220 Comment
  CATA1333  Gastridium phleoides Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2434 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir 426 Comment
  RSA229169  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth 1971-6-29 40709 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  CDA4131  Genista T. C. Fuller 1962-4-1 8156 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  SFV7523  Genista monspessulana T. Gordon, D. L. Koutnik, P. Collins, V. Padgett 1975-4-29 991 Los Angeles Santa Monica Mountains Temescal Canyon. 122 Comment
  LA201243  Geranium dissectum Arthur C. Gibson; 2003-4-28 4696 Los Angeles 289 Comment
  SD262347  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Cyn. Rd., 0.5 mi west of angeles Forest Hwy (Pacifico Mtn 7.5'Q) 1182 Comment
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Dec 7 2018
  UCR194568  Gilia aliquanta subsp. aliquanta A. C. Sanders 2008-4-25 35102 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  RSA213360  Gilia angelensis Reid V. Moran 1941-3-11 697 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  SBBG91831  Gilia angelensis S. A. Junak 1978-4-16 SCa 048 Los Angeles slopes above N side of Isthmus Cove, Two Harbors 45 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  RSA470096  Gilia angelensis E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA678234  Gilia australis Valerie L. Soza, S. D. Boyd 2002-4-10 1400 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  UCR101293  Gilia austrooccidentalis L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  UC1123706  Gilia brecciarum subsp. brecciarum A. D. Gifford 1935-3-27 513 Los Angeles 2.3 mi nne Sawmill Pk.; Tejon Quad., nne of Sawmill Peak Comment
  UC23743  Gilia capitata subsp. abrotanifolia J. Burtt Davy May 9 1896-May 24 1896 2307 Los Angeles foothills at Llano Verde (W Palmdale, Antelope Valley); Antelope Valley, foothills at Llano Verde Comment
  LA90180  Gilia latiflora D. Birindelli; 1969-4-27 sn Los Angeles Antelope Valley, Antelope Valley, 140th and J Streets Comment
  POM3440  Gilia latiflora subsp. davyi Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  UC1377643  Gilia latiflora subsp. davyi John Ingram and Arlynn Ingram 1960-3-31 277 Los Angeles along California State Highway 138 about 10 mi e Pearblossom (Mojave Desert); , e of Pearblossom Comment
  UC908820  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2970 Los Angeles four mi s Vincent (Soledad Pass (Mint Cayon Highway)); Soledad Pass, s of Vincent Comment
  SBBG64427  Gilia latiflora subsp. latiflora H. and M. Dearing 1930-4-15 Los Angeles Cajon Pass to Palmdale Comment
  RSA587962  Gilia leptantha subsp. transversa Orlando Mistretta 1992-5-4 246 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  PASA790  Gilia multicaulis Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  UC1215149  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles summit ridge about 2 mi n Thirst (San Clemente Island); , n of Thirst 487 Comment
  UC1537494  Gilia ochroleuca subsp. bizonata Gordon H. True Jr. 1935-3-26 167 Los Angeles Belleview School nw Palmdale; Belleview School nw of Palmdale 731 Comment
  JEPS4112  Gilia ochroleuca subsp. vivida Frank W. Peirson 1918-6-30 155 Los Angeles summit Mt. Wilson San Gabriel Mts., Mt. Wilson Comment
  UCR204042  Gilia sinuata R. G. Swinney 2005-5-14 8236 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  UCR227623  Gilia sinuata Orlando Mistretta, Christine Mistretta 2010-5-26 5211 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  SEINET7040200  Gilia sinuata A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  RSA0034918  Gilia tricolor P. R. Brown 1970-4-27 45 Los Angeles Amphitheater, Canon de Lana, Woodland Hills Nture Center. Comment
  RSA0068084  Glechoma hederacea Michael C. Long 2015-5-1 925 Los Angeles San Gabriel Mtns., Upper Arroyo Seco, ca. 0.6 mi. SW of Switzer's Picnic Area, at first river crossing south of Switzer's, along E edge of trail. 929 Comment
  SEINET10630411  Glycyrrhiza glabra Heidi H. Schmidt 1999-10-14 Schmidt 3856 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC303879  Gnaphalium John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA0001209  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  RSA190992  Gnaphalium californicum R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36734 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  RSA545183  Gnaphalium californicum Timothy S. Ross 1992-4-16 6207 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603' peak above stone station 416 Comment
  POM4660  Gnaphalium canescens subsp. microcephalum Shaw s.n. Los Angeles Canyon near Claremont 518 Comment
  UCR126675  Gnaphalium luteoalbum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26215 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  SEINET11839633  Gnaphalium luteoalbum R. F. Thorne, Tilforth, C. W. 1971-1 41549 Los Angeles San Gabriel Mts., Angeles NF, or near entrance thereto & below entrance to wooded area of San Dimas 381 Comment
  RSA230673  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1969-7-9 38511 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR214667  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM18240  Gnaphalium palustre P. A. Munz 1923-4-9 6618 Los Angeles San Clemente Island, east coast. Comment
  UCR256205  Gnaphalium purpureum R. G. Swinney 2010-6-8 13221 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
  RSA202455  Gnaphalium ramosissimum R. L. Armacost 1963-5-7 1612 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  UCR172446  Gnaphalium stramineum Anuja Parikh, Nathan Gale 2005-7-8 2131 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills between Potrero Canyon and Long Canyon, study area 25 412 Comment
  UCR205528  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36910 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  RSA728295  Grayia Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1956 Los Angeles Fort Tejon Road Comment
  SBBG62708  Grindelia hirsutula R. Hoffmann 1927-9-23 Los Angeles Lancaster; HOLOTYPE: G. camporum var. abbreviata Comment
  RSA430047  Guillenia lasiophylla Christopher Davidson 1973-4-7 1894 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1066 Comment
  RSA717856  Guillenia lasiophylla R. G. Swinney 1997-5-13 5518 Los Angeles Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam. 402 Comment
  JEPS54102  Guillenia lasiophylla Frank W. Peirson 1919-5-27 327 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  RSA90687  Gutierrezia californica F. W. Peirson 1919-10-16 277 Los Angeles end of road in Pacoima Canyon 457 Comment
  CATA2001  Hainardia cylindrica Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 436 Los Angeles Santa Catalina Island: N edge of Upper Buffalo Springs Reservoir, just NW of Airport 435 Comment
  RSA0041772  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2786 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir. 435 Comment
  UC134293  Hazardia squarrosa var. grindelioides Mrs. T. S. B. 1893-1-1 Los Angeles San Pedro Comment
  RSA612306  Hedera canariensis L. C. Wheeler 1968-9-29 s.n. Los Angeles [San Gabriel Mountains]: Camp Bonita. Comment
  UCD132673  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles near North Kenmore and Oakdale Streets, Hollywood. 91 Comment
  UC57401  Helenium puberulum J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  UC57412  Helenium puberulum J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  CAS-BOT-BC223987  Helianthemum scoparium C. B. Wolf 1931-6-25 2237 Los Angeles S.W. of Los Angeles Botanic Garden, (Mandeville Can yon [Canyon]) 60 Comment
  RSA441778  Helianthemum scoparium var. vulgare Freda Detmers 1931-5-10 s.n. Los Angeles Foothill Blvd, Near Azusa. Comment
  SBBG105360  Helianthus annuus H. L. Ferguson, R. M. Beauchamp 1979-9-15 14 Los Angeles ca. 100 m SW of Vista O.P. gate 555 Comment
  SDSU4555  Helianthus annuus A. H. Gallup 1948-10-25 249 Los Angeles On raod below Padua Hills. 488 Comment
  RSA226064  Helianthus gracilentus R. F. Thorne, C. W. Tilforth 1971-6-17 39935 Los Angeles San Gabriel Mts; Angeles National Forest: 3.8 mi. up Little Tujunga Road from Little Tujunga Forestry Station. 610 Comment
  RSA0008272  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .3 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
  UCR161639  Heliotropium curassavicum Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA0091526  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA535326  Hemizonia fasciculata Timothy S. Ross 1991-5-20 5361 Los Angeles San Clemente Island: uppermost reaches of the Wilson Cove Canyon drainage, 3300ft NW of the 750ft. 142 Comment
  RSA248879  Hesperevax sparsiflora var. sparsiflora R. F. Thorne 1973-4-12 42975 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  IRVC28681  Heteromeles arbutifolia A. C. Sanders, Mark Elvin 2002-6-18 25128 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA158298  Heteromeles arbutifolia Peter H. Raven 1962-4-10 17246 Los Angeles Gully to west side of island about 1.5 miles north of Thirst, San Clemente Island 457 Comment
  RSA534042  Heteromeles arbutifolia Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5290 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  SDSU9055  Heteromeles arbutifolia J. Godsil 1953-3-9 563 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  UC12319  Heteromeles arbutifolia J. H. Barber Jul 21 1897-Jan 1 1900 276 Los Angeles Santa Monica Forestry Station Comment
  UCR205519  Heteromeles arbutifolia A. C. Sanders, T. B. Salvato 2009-5-19 36819 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  SD132613  Heteromeles arbutifolia var. macrocarpa F. R. Fosberg 1931-5-4 S 4763 Los Angeles Bullrush Canyon, Santa Catalina Island 99 Comment
  RSA0074502  Heterotheca fastigiata Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1912 Los Angeles San Gabriel Wash. Comment
  UCR256851  Heterotheca grandiflora R. G. Swinney 2010-8-16 13564 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0048605  Heterotheca grandiflora S. Karlin 1963-3-30 s.n. Los Angeles Mulholland Drive - Stunt Canyon. 548 Comment
  UC586945  Heterotheca sessiliflora subsp. fastigiata Joseph Andorfer Ewan 1934-8-5 8452 Los Angeles vicinity of Prairie Fork Ranger Station; San Gabriel Mts. 1767 Comment
  RSA0066185  Heuchera elegans Robert Gustafson 1983-7-18 2779 Los Angeles San Gabriel Mts., Angeles Cres Hwy., above Cortelyou Springs. 2133 Comment
  RSA617227  Hieracium argutum LeRoy Gross 1998-9-12 52 Los Angeles Arroyo seco canyon between Little Bear Canyon and Switzer's Fall. 854 Comment
  POM1838  Holodiscus microphyllus I. M. Johnston 1917-7-28 1570 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  RSA573750  Holodiscus microphyllus Tim S. Ross 1990-8-17 3174 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA729592  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  SBBG113058  Hordeum intercedens S. A. Junak 1998-5-1 SCa 596 Los Angeles small rise just NE of Airport Rd, just S of ridge with Whitney's Pk 426 Comment
  RSA779998  Hordeum murinum R. G. Swinney 2009-4-7 10281 Los Angeles 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, under 2nd span from west 184 Comment
  SBBG19201  Hordeum murinum M. A. Piehl 1963-12-8 631112 Los Angeles W end airfield runway, West Cove 18 Comment
  POM352462  Hordeum murinum subsp. leporinum F. R. Fosberg 1930-7-7 S 3163 Los Angeles Alamitos Bay 5 Comment
  UCSB6768  Hordeum murinum subsp. leporinum Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE plot 304; block 8F Comment
  RSA12402  Hordeum vulgare C. B. Wolf 1934-4-11 5614 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  SBBG12191  Hordeum vulgare P. H. Raven 1962-4-11 17292 Los Angeles near airfield at N end of island 30 Comment
  UC1109374  Hordeum vulgare Peter H. Raven 1962-4-11 17292 Los Angeles San Clemente Island 30 Comment
  RSA451565  Horkelia cuneata subsp. puberula L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  SBBG106791  Hornungia procumbens V. Soza with L. Gross 2002-4-3 1382 Los Angeles W side of Bouquet Cyn, cyn opposite Texas Cyn 549 Comment
  UCD128244  Hydrocotyle verticillata June McCaskill; Bettylee Leard 1968-6-2 733 Los Angeles in central aisle in small lathhouse; behind residence at 532 North Catalpa Road, Arcadia. Comment
  CAS-BOT-BC273560  Hyparrhenia hirta Louis C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Lincoln Ave. Comment
  RSA507537  Hypericum androsaemum L. C. Wheeler 1967-8-24 10502 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2164 Comment
  SEINET695829  Ibicella lutea Robert F. Thorne 1968-10-31 37869 Los Angeles Spontaneous sprawling annual weed at Rancho Santa Ana Botanic Garden 366 Comment
  SEINET3158526  Ipomoea indica G. B. Grant 612 Los Angeles Pasadena, Southern California Comment
  CAS-BOT-BC311708  Isocoma menziesii var. vernonioides J. Ewan 1931-10-11 5235 Los Angeles Sepulveda Canyon Rd. north of Mulholland, Santa Monica Mts. Comment
  POM359489  Isocoma menziesii var. vernonioides F. R. Fosberg 1930-11-11 4179 Los Angeles Templeton, S Puente 100 Comment
  POM361281  Isocoma menziesii var. vernonioides Geo L. Moxley 1915-11-18 453 Los Angeles S E Hollywood. Comment
  UCR87358  Isomeris arborea R. G. Swinney 1994-3-19 2715 Los Angeles San Gabriel Mtns., Glendora, 2.5 mi northwest of Big Dalton Canyon Road at Glendora Mountain Rd, c. 100 m below (S) of road 549 Comment
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Jun 15 2009
  UCR213954  Isomeris arborea var. globosa Dave Silverman, Cindy Hopkins 2007-4-27 6778 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark 1000 Comment
  JEPS41100  Iva axillaris subsp. robustior Frank W. Peirson 1921-7-2 1322 Los Angeles near n base San Gabriel Mountains (about 5 mi due n of Pearblossom); southern edge of Mohave Desert, Pallett Creek 1097 Comment
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Jul 28 2014
  CAS-BOT-BC101898  Juglans californica LeRoy Abrams 1902-3-11 3117 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  RSA0011179  Juglans californica L. R. Abrams 1901-4-2 1243 Los Angeles Cahuenga Pass Comment
  RSA0069773  Juglans californica LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6991 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
  RSA19622  Juglans californica Fay A. MacFadden 1931-3-15 2597 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  UCR124612  Juglans californica I. W. Clokey, B. C. Templeton 1929-1 4465 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA182735  Juglans californica var. californica J. Massey 1966-3-26 1125 Los Angeles Cobal Canyon Trail Comment
  RSA595028  Juglans californica var. californica Steve Boyd, Lauren Raz 1996-10-8 8991 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR209633  Juncus R. G. Swinney 2008-10-10 9581 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CATA3208  Juncus acutus subsp. leopoldii Julie L. King 2016-11-22 27 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  UCR203220  Juncus balticus R. G. Swinney 2005-7-21 8316 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG12065  Juncus bufonius P. H. Raven 1962-5-8 17594 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  CATA1170  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-30 2164 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  CATA556  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne 1975-8-7 820 Los Angeles Santa Catalina Island: Lower Middle Canyon 76 Comment
  JEPS45916  Juncus ensifolius Joseph Andorfer Ewan 1934-8-10 8432 Los Angeles nw slope Mount Waterman; San Gabriel Mts. 2286 Comment
  UC1595422  Juncus macrophyllus Tim Ross 1992-7-10 6669 Los Angeles between Coldwater Canyon and Wickiup Canyon (San Gabriel Mts., Big Tujunga Creek); San Gabriel Mts., Big Tujunga Creek 967 Comment
  RSA628578  Juncus mexicanus L. C. Wheeler 1967-7-23 10164 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  UCR240002  Juncus rugulosus R. G. Swinney 2009-11-9 11586 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  JEPS48956  Juncus saximontanus J. Ewan 1934-8-5 8453 Los Angeles Prairie Fork Ranger Station Comment
  UCR148045  Juncus textilis Steve Boyd, Amber Maurice 2004-5-18 11335 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA716870  Juncus torreyi Scott D. White, Andrea Warniment 2006-7-18 11633 Los Angeles Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  UCR281870  Juniperus californica Mitch Provance 2010-5-20 510- 13 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  CAS-BOT-BC235761  Keckiella cordifolia F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA13230A  Keckiella cordifolia Fay A. MacFadden 1931-05 3005 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA401760A  Keckiella cordifolia F. R. Fosberg 1931-4-4 S- 4490 Los Angeles Santa Catalina Island. Ocean bluffs near Cherry Canyon. 70 Comment
  RSA584904  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1992-7-5 6606 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  SEINET12269338  Keckiella cordifolia I. W. Clokey, Templeton, B. 1929-1 4561 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  RSA293288  Keckiella ternata subsp. septentrionalis D. C. Michener 1980-6-29 3689 Los Angeles San Gabriel Mountains, desert slope. Little Rock Creek canyon slopes 9 miles southeast of junction with CA 138 and forest service road to Little Rock Dam. 1150 Comment
  RSA567294  Keckiella ternata subsp. septentrionalis Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-28 3969 Los Angeles Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon. 1402 Comment
  RSA0110759  Keckiella ternata subsp. ternata R. G. Swinney 2011-10-25 15854 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
  SEINET10606953  Koeleria macrantha Victor Duran 1933-7-9 Duran 3505 Los Angeles This and a few other grasses, especially Hordeum jubatum, form a sparse cover on the floor of the Pinus jeffreyi forests, Horse Flats, San Gabriel Mountains. 1676 Comment
  RSA549588  Krascheninnikovia lanata T. S. Ross 1992-4-4 6076 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  CAS-BOT-BC340582  Lactuca serriola Steven A. Junak 1996-9-28 SCI- 672 Los Angeles San Clemente Island: W side of island, in middle portion of Box Canyon, near UTM 11 0361800E 3637800N 335 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
  SBBG133656  Lamarckia aurea R. F. Thorne 28-Aop-1968 37489 Los Angeles between headwaters of Middle and Graveyard Cyns 91 Comment
  SEINET4670733  Lamarckia aurea G. Grant 1901 to 1905 665 Los Angeles Pacific Coast, Southern California, Pasadena Comment
  RSA165756  Lamium amplexicaule Wesley O. Griesel 1963-4-23 764 Los Angeles Tapia Park, Santa Monica Mtns. 91 Comment
  SD126465  Lampranthus tenuifolius A. C. Sanders 1987-7-22 7169 Los Angeles El Segundo Dunes, west of L.A. International Airport & Pershing Dr, east of Vista Del Mar Blvd. 29 Comment
  SEINET12276209  Lantana involucrata J. F. Bright, Wyman, C. 1931-1 5693 Los Angeles Hollywood Comment
  CAS-BOT-BC338123  Lasthenia californica Alice Eastwood 1906-5-27 180 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  RSA603414  Lasthenia californica L. C. Wheeler 1936-4-12 4090 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  UC135162  Lasthenia californica subsp. californica C. F. Baker 1904-4-1 4089 Los Angeles Claremont Comment
  RSA188059  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  UCR126891  Lasthenia gracilis A. C. Sanders 2003-4-29 26168 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR281398  Lasthenia gracilis R. G. Swinney 2014-4-24 16217 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  SBBG133426  Lathyrus odoratus J. Shute, K. Merrill, E. Havstad 2011-5-3 SERG 11 -53 Los Angeles E of VC3 off ridge rd to the S by concrete ruins of a building Comment
  SFV1825  Lathyrus vestitus K. A. Wilson 1961-2-20 867 Los Angeles San Gabriel Mountains Little Tujunga Canyon. Comment
  UCR209064  Lathyrus vestitus R. G. Swinney 2008-6-25 9101 Los Angeles San Gabriel Mountains, Glendora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin 439 Comment
  RSA405690  Lathyrus vestitus subsp. laetiflorus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  RSA405699  Lathyrus vestitus subsp. laetiflorus Blanche Trask 1897-04 2317 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA276044  Lathyrus vestitus var. vestitus Jack Delaini 1974-3-11 72 Los Angeles Lodi Canyon 396 Comment
  RSA90278  Lathyrus vestitus var. vestitus F. W. Peirson 1919-3-11 104 Los Angeles first canyon east of Rubio Canyon 549 Comment
  UCR205859  Layia glandulosa R. G. Swinney 2008-5-8 8809 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
  JEPS39205  Layia platyglossa F. W. Peirson 1919-3-27 328 Los Angeles Hill w of Arroyo Seco; San Gabriel Mts. 426 Comment
  RSA533940  Layia platyglossa subsp. campestris Timothy S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5222 Los Angeles San Clemente Island: SE end of island in the vicinity of Knob, 5100 ft NW of Guds. 297 Comment
  SD28058  Layia platyglossa subsp. campestris Carl B. Wolf 1932-5-11 3551 Los Angeles Santa Catalina Island; west side of Isthmus Harbor. 29 Comment
  UC167125  Lemna gibba Geo. B. Grant 1904-7-8 6766428 Los Angeles Los Angeles Comment
  RSA741093  Lepechinia fragrans Justin M. Wood 2008-11-21 243 Los Angeles Above La Canada, off of ANF Road (2N76). 985 Comment
  UCR199796  Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mtns region, Head of Ruby Canyon on N flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons Comment
  RSA717375  Lepidium dictyotum var. dictyotum Scott D. White, Pam De Vries 2006-5-9 11393 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 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
  UCR106320  Lepidium latifolium L. C. Wheeler 1976-8-4 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles river: east of the levee at Long Beach Blvd, Long Beach 5 Comment
  RSA177869  Lepidium nitidum var. howellii R. F. Thorne, P. Everett 1965-5-11 34594 a Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  UCR125436  Lepidium virginicum var. pubescens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25708 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  POM8948  Lepidium virginicum var. pubescens R. D. Harwood 1920-3-17 3354 Los Angeles 1/2 mile N of San Dimas. 366 Comment
  UC1069792  Lepidospartum squamatum P. L. Johannsen 1934-2-8 270 Los Angeles 3/4 mi nw Newhall; Santa Susana Quad., Placerita Creek Comment
  UCD63667  Leptochloa fusca subsp. fascicularis Beecher Crampton 1965-10-27 7593 Los Angeles ca. 2.6 mi. s.w. of Saugus, U.S. Hwy. 99. Comment
  CATA422  Leptochloa fusca subsp. uninervia Sara L. Crockett 1997-2-1 559 Los Angeles Santa Catalina Island: 0.3 mile NE of Wrigley Botanical Garden, toward Avalon on Avalon Canyon Road (E side), on N side of L. A. County Interpretive Center 91 Comment
  UCR240003  Leptochloa fusca subsp. uninervia R. G. Swinney 2009-11-9 11594 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UC84331  Leptodactylon californicum Miss Merritt Los Angeles Los Angeles Comment
  RSA468567  Leptosiphon androsaceus Anstruther Davidson 1920-6-1 s.n. Los Angeles Mint Canyon. Comment
  RSA578296  Leptosiphon androsaceus T. S. Ross, S. D. Boyd 1994-5-4 7661 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA600736  Leptosiphon androsaceus L. C. Wheeler 1955-4-30 7143 Los Angeles San Jose Hills: ca 1/2 mile north-weserly from Puddingstone Dam. Comment
  SD90455  Leptosiphon bicolor Robert F. Thorne 1973-4-12 42960 Los Angeles San Clemente Island; grassy canyon slopes of large canyon south of Mosquito Cove north of Chenity. 334 Comment
  RSA550287  Leptosiphon breviculus W. Wisura, G. Perez 1992-5-19 4775 Los Angeles Big Pine Rd. 2.5 mi W of Largo Vista Rd. Comment
  RSA0105013  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains: 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy. 1720 Comment
  RSA669289  Leptosiphon parviflorus LeRoy Gross, Naomi Fraga 2002-5-10 539 Los Angeles Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  RSA612151  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1158 Comment
  SEINET12192458  Leptospermum laevigatum Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  UCR280519  Leptosyne bigelovii R. G. Swinney 2014-4-17 16069 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SBBG63086  Lessingia glandulifera var. glandulifera unknown 1928-8-26 Los Angeles Big Tujunga Wash Comment
  RSA587270  Lessingia glandulifera var. glandulifera Orlando Mistretta 1994-5-11 1183 Los Angeles Little Rock Creek. E slopes of canyon W of Basin Campground. 1037 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
  UC213016  Lewisia rediviva I. M. Johnston 1917-7-3 1412 Los Angeles head of San Antonio Canyon San Antonio Mountains 2438 Comment
  UCR130589  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2000-8-29 00- 758 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  RSA652606  Linanthus californicus Bob Edwards 1948-4-26 s.n. Los Angeles Found on hillside (east side) San Gabriel Canyon 3 1/2 mi. N. of Azusa 304 Comment
  SD114159  Linanthus californicus Darley F. Howe 1953-5-31 2296 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mountains. Comment
  JEPS58334  Linanthus concinnus Frank W. Peirson 1920-5-30 2142 Los Angeles North Fork San Antonio Creek San Gabriel Mountains 2133 Comment
  LA88264  Linanthus concinnus O. H. Kappler; 1947-6-7 1476 Los Angeles San Gabriel Mountains, Mount Waterman Area, along Angeles Crest Hiway 2133 Comment
  POM364707  Linanthus concinnus Anstruther Davidson 1906-6-1 s.n. Los Angeles Big Rock Creek, Lowell Mine. Comment
  UC1929333  Linanthus concinnus Valerie Soza, Naomi Fraga 2003-7-3 1710 Los Angeles Transverse Ranges; San Gabriel Mountains region; Big Rock Creek; Manzantia Trail. 1593 Comment
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Aug 11 2014
  RSA0025350  Linanthus dichotomus subsp. pattersonii Anuja Parikh, Nathan Gale 2011-6-3 3409 Los Angeles WTR, E. Liebre Mtns., Sierra Pelona, 3.9 km W of State Hwy 14, 2.1 km SW of California Aqueduct, under power lines. 1129 Comment
  JEPS117039  Linanthus parryae David Gowen 2008-5-2 892 Los Angeles Near Llano on Hwy 138. 1028 Comment
  RSA587225  Linanthus parryae Orlando Mistretta 1995-4-25 1647 Los Angeles San Gabriel Mtns, Kitter Canyon. 1113 Comment
  SBBG17751  Linanthus pygmaeus subsp. pygmaeus P. H. Raven 1962-5-9 17692 Los Angeles just N of Gray 487 Comment
  SEINET12219416  Lithophragma affine subsp. mixtum I. W. Clokey, Templeton, B. 1929-1 4430 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA586531  Lithophragma bolanderi T. S. Ross 1992-5-24 6406 Los Angeles San Gabriel Mountains: Lower Brown s Gulch: just W of the San Gabriel Dam 463 Comment
  CAS-BOT-BC432204  Lithophragma bolanderi G. B. Grant 1901-3-24 s.n. Los Angeles Eaton Canon Comment
  CHSC8284  Lithophragma heterophyllum Edward L. Smith 1957-4-25 226 Los Angeles In Little Dalton Canyon, San Gabriel Mountains. 365 Comment
  SD69640  Lithrea molleoides Robert F. Thorne, P. Everett 1965-6-22 34916 Los Angeles Santa Catalina Island, by bridge over dry stream in Avalon Canyon near mausoleum 120 Comment
  UCR61250  Lobelia dunnii var. serrata R. G. Swinney 1967-7-31 199 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wildness Park, Big Dalton Canyon Comment
  RSA522928  Lobelia dunnii var. serrata T. S. Ross, Orlando Mistretta 1990-10-24 3289 Los Angeles Cape Horn Management Area, Angeles National Forest. 543 Comment
  RSA441645  Loeflingia squarrosa L. C. Wheeler 1932-5-26 747 Los Angeles San Gabriel Wash 107 Comment
  SBBG117137  Logfia arizonica S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1534 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  SBBG19188  Logfia arizonica M. A. Piehl 1963-12-7 631075 Los Angeles point opposite Pyramid Head on SE tip of island 10 Comment
  CAS-BOT-BC342110  Logfia arizonica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 4.1 miles north-west of Tapia Park on road to Malibu Lake 182 Comment
  JEPS23686  Logfia filaginoides Peter H. Raven and Henry J. Thompson 1959-5-5 14152 Los Angeles 4.1 mi nw Tapia Park (on road to Malibu Lake); Santa Monica Mountains 182 Comment
  CATA3153  Logfia gallica Amy Catalano 2016-6-3 140 Los Angeles Santa Catalina Island: East of Wrigley Reservoir, along Airport Road 393 Comment
  CAS-BOT-BC283534  Lolium Ralph N. Philbrick; Robert F. Thorne 1967-5-18 B 67 -193 Los Angeles Middle Bull Rush Canyon, Salta Verde, Santa Catalina Island Comment
  UC1930102  Lolium multiflorum V. Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  RSA762299  Lolium perenne subsp. multiflorum Orlando Mistretta, Christine Mistretta 2008-5-5 2653 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  UC50704  Lolium temulentum J. H. Barber 1897-4-20 136 Los Angeles near Agric. Exp. Sta. Pomona Pomona; , near Agric. Exp. Sta. Comment
  RSA0055759  Lomatium mohavense R. G. Swinney 2010-5-19 12808 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
  RSA597746  Lomatium mohavense subsp. mohavense T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3749 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA641308  Lomatium nevadense var. parishii Orlando Mistretta, Mark Elvin 1995-3-30 1588 Los Angeles San Andreas Rift Zone: On Bige Pines Highway near Valyermo. Comment
  CAS-BOT-BC240501  Lonicera hispidula E. R. Blakley 1962-10-5 5462 Los Angeles Eagles Nest in Middle Ranch Canyon, Santa Catalina Island 152 Comment
  SEINET10450465  Lotus argophyllus David B. Dunn 1955-5-6 Dunn 11858 Los Angeles Collected in stoddard canyon below the fork in rd in san antonion canyon. About 1.25 Yrs after the fire went thruogh striping the chaparral out. A few of the Sycamoures had a marrow strip of camvium survive on the downcanyon side. Live Oaks resprouting from many branches. Shrubs stump sprouting and an abundance of Herbaceous specious. Comment
  RSA0003344  Lotus argophyllus var. argenteus M. B. Dunkle 1939-4-5 7273 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA0081367  Lotus argophyllus var. argophyllus R. G. Swinney 2011-7-21 15336 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA498838  Lotus dendroideus var. dendroideus G. R. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA515121  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 799 -1 Los Angeles San Clemente Island: Wilson Cove Canyon; Tufa cut curve, marine terrace Comment
  UC1215140  Lotus dendroideus var. traskiae Peter H. Raven 1962-4-10 17179 Los Angeles above Wilson Cove; San Clemente Island 60 Comment
  RSA752797  Lotus hamatus Robert F. Thorne 1980-4-25 54133 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  POM18112  Lotus heermannii var. heermannii P. A. Munz 1923-5-25 6819 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA714713  Lotus humistratus A. C. Sanders 2005-5-5 29929 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  RSA228891  Lotus nevadensis var. davidsonii R. F. Thorne 1971-8-25 41321 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  UCR124765  Lotus oblongifolius B. C. Templeton 1932-8-26 5097 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  UCR57523  Lotus purshianus Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  RSA177714  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-5-12 34618 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA188212  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-6-23 34947 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  UCR273204  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA279068  Lotus salsuginosus var. salsuginosus R. F. Thorne 1971-4-9 41534 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  SFV20838  Lotus salsuginosus var. salsuginosus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 710 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  UCR208069  Lotus scoparius var. scoparius Orlando Mistretta 1995-6-1 1751 Los Angeles San Gabriel Mtns., near mouth of Carr Canyon 945 Comment
  RSA639978  Lotus strigosus L. C. Wheeler 1967-5-29 9778 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  RSA724521  Lotus strigosus K. Dobry 1991-5-2 563 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  CATA332  Lotus unifoliolatus Mark L. Hoefs 1973-7-13 370 Los Angeles Santa Catalina Island: Middle Ranch Canyon, just above reservoir, by main road 236 Comment
  SFV11226  Lotus wrangelianus D. K. Shayne 1966-3-9 116 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA0107270  Lotus wrangelianus Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 SCa- 715 Los Angeles Santa Catalina Island. Along horse trail/fire road on E side of Avalon Canyon, across from Quail Canyon and above baseball field. 107 Comment
  RSA755904  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles Waterman Mountain 2412 Comment
  UC57447  Lupinus albifrons J. H. Barber 1897-6-23 23 Los Angeles Santa Monica Forestry Station Comment
  SEINET10488425  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 8292(1) Comment
  RSA0061150  Lupinus albifrons var. austromontanus Daisie Huang 2008-3-18 08031802 Los Angeles Along Gorman Post Road, near large Gorman billboard. 1119 Comment
  RSA0061211  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042004 Los Angeles Old Ridge Rte. 376 Comment
  CAS-BOT-BC196147  Lupinus albifrons var. douglasii P. B. Kennedy 1928-3-29 s.n. Los Angeles Summit of ridge, Santa Catalina Is. Comment
  RSA348072  Lupinus arboreus Dave Kelly, W. Wisura 1986-4-30 4113 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  RSA17193  Lupinus benthamii var. benthamii Percy C. Everett 1935-6-10 2452 Los Angeles About 1/4 mileseast of Gorman, Liebre Mts. 1220 Comment
  CATA153  Lupinus bicolor Peter Henrikson 1987-5-21 116 Los Angeles Santa Catalina Island: Bulrush Canyon, north aspect 243 Comment
  RSA588076  Lupinus bicolor Orlando Mistretta 1994-4-15 1065 Los Angeles San Gabriel Mountains, Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1250 Comment
  RSA758008  Lupinus bicolor D. E. Bramlet, Jennifer Pareti 2008-4-14 4186 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, and 549 m S Hayfork Rd. Comment
  SBBG31447  Lupinus bicolor R. F. Thorne 1966-4-6 35911 Los Angeles N of Catalina Airport Comment
  SEINET7063489 Image available Lupinus bicolor A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UCR155118  Lupinus bicolor A. C. Sanders 2005-5-5 29920 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR205850  Lupinus bicolor R. G. Swinney 2008-5-8 8820 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
  SD126372  Lupinus bicolor D. B. Dunn 1947-3-19 2923 Los Angeles Westwood Blvd and LeConteon Campus. Comment
  SD37874  Lupinus bicolor Edith A. Purer 1931-3-16 1020 Los Angeles Manchester Ave. Comment
  SEINET10903819  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-1 Dunn 2006 Los Angeles Collected in Los Angeles. Comment
  SEINET11071815 Image available Lupinus bicolor subsp. microphyllus David Dunn 1941-3-19 938 Los Angeles one mile east of Pomona Comment
  UCD107518  Lupinus concinnus Daryl Koutnik 1978-4-28 428 Los Angeles Along fireroad north of Mulholland Hwy and northwest of Saddle Rock. 609 Comment
  UCD107520  Lupinus concinnus Geoffrey Levin 1974-4-27 54 Los Angeles Evey Canyon, a sdie canyon of San Antonio Canyon. San Gabriel Mountains. 751 Comment
  UCR220246  Lupinus concinnus R. G. Swinney 2009-4-28 10519 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA0106880  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-5-2 SCA- 648 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 243 Comment
  RSA517853  Lupinus concinnus subsp. concinnus Steve D. Boyd 1986-3-30 1504 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA0091103  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  LA205092  Lupinus excubitus Carl Epling; May 1925 sn Los Angeles Mint Canyon Comment
  RSA0036523  Lupinus excubitus Daisie Huang 2007-5-30 07053302 Los Angeles Glendora Ridge Road. Comment
  UC718041  Lupinus excubitus Carl B. Wolf 1935-5-6 6732 Los Angeles on New Ridge Route Rd. 2 4/10 mi se Gorman (Liebre Mts.); , se of Gorman 1097 Comment
  POM2518  Lupinus excubitus var. hallii L. T. Street 1918-5-30 s.n. Los Angeles mouth of Lytle Creek Canyon Comment
  SEINET10937087  Lupinus excubitus var. hallii Unknown Anonymous s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  RSA0072198  Lupinus formosus var. formosus Daisie Huang 2008-5-13 08051302 Los Angeles North Peace Valley Rd, outside entrance to Hungry Valley SVRA. 1236 Comment
  POM2496  Lupinus hirsutissimus C. F. Baker 1904-4-1 4096 Los Angeles Claremont. Comment
  UCD107978  Lupinus longifolius Michael Alvord; Curtis Schway 1993-4-14 23 Los Angeles Santa Monica Mtns., Topanga State Park, upper parking lot, Eatgle Rock Spring Trail, 0.1 miles N. side of trail. 600 Comment
  SD193285  Lupinus microcarpus A. C. Sanders 2005-5-5 29905 Los Angeles Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  IRVC28851  Lupinus microcarpus var. densiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2445 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  RSA165741  Lupinus microcarpus var. microcarpus Wesley O. Griesel 1960-4-14 165 Los Angeles Rock Creek, Sycamore Flats Public Camp. 915 Comment
  RSA19104  Lupinus microcarpus var. microcarpus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek 1296 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
  SBBG3684  Lupinus odoratus H. and M. Dearing 1937-4-27 786 Los Angeles Little Rock Comment
  SFV1898  Lupinus odoratus M. L. Vincent 1962-5-7 240 Los Angeles Mojave Desert Llano at junction of road to Mile High. Roadside on Highway 138. 965 Comment
  UCR117224  Lupinus odoratus B. G. Pitzer 1998-5-12 3692 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  OBI48717  Lupinus sparsiflorus Joseph Andorfer Ewan April1933 10909 Los Angeles Higgins cyn, Santa Monica Mts 457 Comment
  UCR124583  Lupinus sparsiflorus B. C. Templeton, I. W. Clokey 1930-4-8 1066 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  HSC14873  Lupinus sparsiflorus C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  RSA587159  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1995-4-28 1652 G Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  RSA589508  Lupinus succulentus Tim S. Ross 1995-5-21 8603 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  RSA674243  Lupinus succulentus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 695 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 823 Comment
  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
  UCSB3345  Lupinus succulentus Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Berverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  POM2616  Lupinus succulentus M. Hitchcock 1918-7-18 18 Los Angeles Van Nuys Comment
  RSA529145  Lupinus succulentus Tim S. Ross 1991-4-8 4479 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA573564  Lupinus succulentus Tim S. Ross 1992-6-15 6588 Los Angeles Whittier Hills ( local name for the western extremity of the Puente Hills) grassy uplands at the head of the S fork of Sycamore Canyon. 354 Comment
  LA52455  Lupinus truncatus Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA414360  Lupinus truncatus F. R. Fosberg 1931-3-23 4328 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 30 Comment
  RSA625864  Lupinus truncatus Scott D. White 1998-4-19 6269 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  RSA703331  Lupinus truncatus LeRoy Gross 2005-2-15 1389 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. Near 356 Comment
  SD69522  Lupinus truncatus Robert F. Thorne 1966-4-5 35865 Los Angeles Santa Catalina Island; south facing slope above stream in Cottonwood Canyon 106 Comment
  UCR259909  Lupinus truncatus R. G. Swinney 2010-3-18 11992 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR204014  Luzula comosa R. G. Swinney 2001-9-15 8136 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  CAS-BOT-BC231614  Lycium cooperi Robert F. Thorne 1973-5-11 43483 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4-1/2 mi N of Bob's Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano 1158 Comment
  RSA226039  Lycium cooperi Robert F. Thorne, C. W. Tilforth 1971-6-29 40670 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1/2 mi W of Soledad near mouth of Kentucky Springs Canyon 945 Comment
  UC146425  Lycopus americanus T. W. Minthorn 1908-9-9 Los Angeles San Gabriel R. bottom San Gabriel R. Comment
  SD42297  Lyonothamnus floribundus P. C. Everett 1939-8-22 9536 Los Angeles Santa Catalina Islnad, E. Slope of Black Jack Pk. In Swain's Canyon 456 Comment
  RSA151251  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-7-10 17971 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island. Comment
  SD90401  Lyonothamnus floribundus subsp. aspleniifolius Robert Thorne 1973-4-12 42966 Los Angeles San Clemente Island: large canyon S of Mosquito Cove N of Chenity 259 Comment
  RSA589776  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay 1994-8-3 8195 Los Angeles Santa Catalina Island. 890m E of Catalina Harbor, and 1125m due S of Isthmus Cove; NNW slope of a ca. 950-ft summit (tallest feature in that area). 213 Comment
  RSA597453  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  UCR217707  Lythrum hyssopifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38541 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA601339  Madia elegans subsp. wheeleri Steve Boyd, Lauren Raz 1997-6-17 9955 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  SBBG13674  Madia exigua P. H. Raven 1962-5-21 17812 Los Angeles lower end of Bullrush Cyn 198 Comment
  UC89380  Madia exigua T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC343073  Madia gracilis Timothy S. Ross; Steve Boyd 1995-6-28 8619 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  POM47139  Madia gracilis I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  UC89408  Madia gracilis T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  UCR194077  Madia gracilis R. G. Swinney, Dave Larson 1999-5-29 7238 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  SBBG109046  Malacothamnus clementinus S. A. Junak with J. Stone 1996-5-29 SCl 543 Los Angeles China Cyn, ca. 1.55 mi inland from bridge across mouth of cyn 158 Comment
Read comments
Jun 19 2014
  CAS-BOT-BC230898  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley Comment
  RSA177019  Malacothamnus davidsonii Carl B. Wolf 1932-9-15 4076 Los Angeles 0.5 miles south of San Fernando, and 2 blocks east of San Fernando Road on Vaughn Ave. 305 Comment
  POM156515  Malacothamnus fasciculatus L. R. Abrams 1902-7-5 2656 Los Angeles Near the power house, San Gabriel Canyon. Comment
  RSA596270  Malacothamnus fasciculatus R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Disturbed area on Big Dalton Canyon Road, 0.9 mi. E of Glendora Mtn. Rd. 427 Comment
  UC871575  Malacothamnus fasciculatus var. fasciculatus Ira W. Clokey, B. Templeton Jul 1929 4593 Los Angeles Mandeville Canyon; Santa Monica Mtns, Mandeville Canyon 200 Comment
  RSA434845B  Malacothamnus fremontii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CAS-BOT-BC8130  Malacothrix foliosa Joseph Cook (Rev.) Nevin; William S. Lyon 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC347930  Malacothrix saxatilis var. tenuifolia L. Street; G. Williams 1919-5-10 2719 Los Angeles Turnbull Canon [Canyon] 304 Comment
  CATA3175  Malacothrix saxatilis var. tenuifolia Amy Catalano 2016-10-19 155 Los Angeles Santa Catalina Island: East facing cliff on west side of Airport Road 1/4 mile south of Blackjack Road 403 Comment
  JEPS112932  Malacothrix saxatilis var. tenuifolia Dean W. Taylor 2002-4-30 18026 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 609 Comment
  POM362368  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1948-5-13 2761 Los Angeles Pomona. 244 Comment
  POM362374  Malacothrix saxatilis var. tenuifolia Howard Mullins 1931-04 s.n. 15 Los Angeles Griffith Park. Comment
  RSA648052  Malacothrix saxatilis var. tenuifolia Orlando Mistretta 1992-7-17 730 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA579143  Malephora crocea T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7401 -B Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  POM156530  Malosma laurina L. R. Abrams 1902-7-2 2639 Los Angeles Little Santa Anita Canyon, Sierra Madre [San Gabriel Mountains.] Comment
  RSA650020  Malosma laurina Claude T. Powers 1949-1-2 s.n. Los Angeles In vacant lot behind 5030 Angeles Crest, La Canada 512 Comment
  SBBG12014  Malosma laurina E. R. Blakley 1961-9-24 4763 Los Angeles Fourth of July Cove 15 Comment
  UC1130495  Malosma laurina A. D. Gifford 1934-5-15 237 Los Angeles w. side Trancas Canyon (near Plot 102); Triunfo Pass Quadrangle Comment
  UCSB69270  Malosma laurina Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; (Burbank 7.5 Quad: T2N R14W S24 SE1/4); Low foothills north of the 210 freeway 598 Comment
  RSA587279  Malus sylvestris Tim S. Ross, Steve D. Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA598652  Malus sylvestris Louis C. Wheeler 1966-11-30 9164 Los Angeles San Gabriel Mountains. North side Mt. Sally, headwaters of Upper Big Tujunga Canyon by Angeles Crest Highway, ca. 1 mi. east Shortcut Picnic Grounds. 1524 Comment
  SD249238  Malva assurgentiflora Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2212 Los Angeles San Clemente Island; Courage Street, across from the Galley. 116 Comment
  SD53085  Malva assurgentiflora Peter H. Raven 1962-4-11 17303 Los Angeles San Clemente Island; northwest end of island, between Driggs and West Rock. 6 Comment
  RSA654553  Malva parviflora Benjamen Rangel 1992-4-26 777 -23 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  CAS-BOT-BC8193  Malvastrum clementinum Philip Alexander Munz 1923-4-9 6684 Los Angeles San Clemente Island. Canyon running from Lemon Tank. Comment
  RSA226030  Malvella leprosa Robert F. Thorne, C. W. Tilforth 1971-6-29 40648 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  SBBG132315  Malvella leprosa S. A. Junak 1991-4-26 SCI- 235 Los Angeles NE end of island, just off main rd 121 Comment
  SEINET11986998  Malvella leprosa R. F. Thorne, Tilforth, C. W.; Nilsson, S. 1972-1 42190 Los Angeles San Gabriel Mts., Angeles National Forest, Caldwell Lake near Valyermo 1570 Comment
  SFV6288  Marah fabacea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain along main ridge road. 1067 Comment
  OBI14819  Marah macrocarpa Bill Arbaugh 1966-3-27 15 Los Angeles Cold Canyon Rd, Santa Monica Mts 457 Comment
  UC1409083  Marah macrocarpa Robert F. Thorne and Doug Propst 1973-2-12 42481 Los Angeles hill e Isthmus (above Banning House); San Catalina Island, Ironwood Gully 182 Comment
  RSA657926  Marah macrocarpa J. Keeling 1980-6-1 34 Los Angeles Turnout east side of Angeles Crest Highway across from ranger station, 5 miles from Foothill Blvd., La Canada 610 Comment
  UC1004924  Marah macrocarpa Philip A. Munz 1940-4-29 165577 Los Angeles ne Claremont; San Antonio Wash 518 Comment
  SFV15559  Marrubium vulgare R. K. Stachelek 1992-4-14 13 Los Angeles Santa Susana Mountains Los Angeles, Northridge. Near entrance to Eddleston Park on Reseda Blvd. 400 Comment
  UCD125028  Marrubium vulgare Donald R. Bissing 1973-6-2 127 Los Angeles Evey Canyon, San Gabriel Mountains, ca. 0.3 mile from canyon mouth. 722 Comment
  UCD125010  Marrubium vulgare Gary Wallace 1966-5-10 530 Los Angeles Fish Canyon along the San Gabriel River bed. Comment
  LA32082  Matricaria discoidea Peter H. Raven; 1959-3-1 13821 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  UCR187235  Matricaria matricarioides A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32207 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UC520377  Medicago lupulina Louis C. Wheeler 1932-7-10 1926 Los Angeles 2 mi ne La Verne 381 Comment
  UCR93322  Medicago lupulina Scott D. White 1996-5-19 4052 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  POM348031  Medicago polymorpha H. L. Bauer 1928-3-20 s.n. Los Angeles Long Beach Comment
  RSA151246  Medicago polymorpha var. brevispina Peter H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  SBBG67117  Medicago sativa M. N. Ackley -Oct-1927 576 Los Angeles Eagle Rock 182 Comment
  POM49326  Medicago sativa L. W. Nuttall 1920-5-31 s.n. Los Angeles Golf Links Comment
  RSA0035459  Medicago sativa Roxanne Smith 1991-5-7 16 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/8 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  SBBG49312  Medicago sativa P. T. Hom 1974-5-11 49 Los Angeles Pasadena, E on Avenue 52 ca. 0.2 mi from Pasadena Freeway Comment
  CATA746  Melica imperfecta Mark L. Hoefs 1991-5-22 1273 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA594543  Melica imperfecta F. R. Fosberg 1931-8-11 788 Los Angeles Islip trail, south slope Mount Hawkins. 2200 Comment
  UCR147809  Melica imperfecta Steve Boyd, Amber Maurice 2004-5-18 11328 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR155120  Melica imperfecta A. C. Sanders 2005-5-5 29935 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR223358  Melica stricta R. G. Swinney 2009-5-20 10829 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA507550  Melica stricta var. albicaulis L. C. Wheeler 1967-8-25 10518 Los Angeles Angeles National Forest: Confluence of Reed Spring branch and South Fork Big Rock Creek. 1768 Comment
  RSA652196  Melilotus albus Irvin Slade 1948-1-18 s.n. Los Angeles at Griffelth Park, between Glendale and Burbank. Comment
  POM158274  Melilotus indicus M. B. Dunkle 1928-5-28 1985 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  HSC98387  Melilotus indicus Wendell Wood 1970-6-17 6 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  RSA127849  Mentha X piperita Peter H. Raven 1959-10-16 14653 Los Angeles Boquet Canyon, 2.4 miles N of Guard Station. Comment
  RSA593471  Mentha canadensis Steve Boyd, Mike Wall 1996-5-16 8780 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  SEINET269530  Mentzelia E. J. Lawlor, A. C. Sanders 1988-4-3 7736 Los Angeles Southern Mojave Desert 1.3 miles northwest of the San Bernardino County line on highway 138 about 2 miles north west o 1158 Comment
  UCR121214  Mentzelia albicaulis 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
  RSA184055  Mentzelia albicaulis I. L. Wiggins 1966-4-17 20597 Los Angeles Desert about 2miles N of Theodore Payne Wildflower Sanctuary, NE of Pearblossom. Comment
  RSA0114887  Mentzelia congesta R. G. Swinney 2011-4-26 14504 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
  UCR182251  Mentzelia laevicaulis R. G. Swinney 1997-12-31 5888 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA747224  Mentzelia micrantha R. G. Swinney 2008-4-10 8627 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  UC1211157  Mentzelia micrantha Huron H. Smith 1912-5-31 5054 Los Angeles Pebble Beach Road Santa Catalina Isl. 7 Comment
  UC1594385  Mentzelia micrantha Tim Ross 1992-5-17 6332 Los Angeles center W side the San Gabriel Reservoir (short easterly spur canyon along Highway 39.); San Gabriel Mountains; ctr W 1/4 SE1/4 SW1/4 463 Comment
  UCR192875  Mentzelia micrantha R. G. Swinney 1998-8-6 6721 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, c. 0.25 mi. above confluence of Falls Gulch on west side of river 1012 Comment
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  CAS-BOT-BC167627  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-4 7670 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC167632  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1847 Comment
  RSA593822  Mentzelia veatchiana Steve Boyd 1996-4-25 8713 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA757331  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2296 Los Angeles Near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14 in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  SEINET6944406  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UCD102821  Micranthes californica Daryl Koutnik 1978-3-27 176 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue, Claremont. 579 Comment
  UCR191723  Microseris douglasii A. C. Sanders 2008-4-18 34961 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  RSA589337  Microseris heterocarpa Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8588 a Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  RSA0088145  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
  RSA599706  Microseris lindleyi Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9454 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA442643  Mimulus aurantiacus Floy Stanley 1928-4-22 14560 Los Angeles Monrovia. Saw Pit Canyon. Comment
  POM155822  Mimulus aurantiacus var. pubescens M. L. Bryan 1928-4-3 99 Los Angeles Mandeville Canyon. Comment
  RSA0086919  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-8-9 13468 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA442642  Mimulus aurantiacus var. pubescens F. E. Durkee 1906-6-3 s.n. Los Angeles Hollywood. Comment
  RSA530072  Mimulus aurantiacus var. pubescens Tim S. Ross 1991-8-16 5875 Los Angeles San Gabriel Mountains, Horse Flats 1787 Comment
  UC445127  Mimulus aurantiacus var. puniceus Geo. B. Grant 1901-1 285 Los Angeles Santa Catalina Island Comment
  RSA408116  Mimulus brevipes Donald R. Bissing 1973-6-2 107 Los Angeles Evey Canyon, San Gabriel Mountains. NE canyon wall 1.3 mile from mouth of canyon. 976 Comment
  RSA0097522  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA420658  Mimulus cardinalis M. B. Dunkle 1930-7-13 2433 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  RSA420677  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-12 5021 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  RSA580094B  Mimulus cardinalis Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-6 8117 B Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  RSA0039130  Mimulus floribundus R. G. Swinney 2010-5-29 13402 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  SEINET7047931  Mimulus fremontii Steven R. Hill, Kate Kramer 2001-4-22 33386 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  LA51862  Mimulus guttatus Peter H. Raven; David S. Verity 1960-5-7 15348 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA729593  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  SBBG66636  Mimulus guttatus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SBBG98482  Mimulus guttatus T. Ross 1991-5-21 5411 Los Angeles jct of two fks of Box Cyn 449 Comment
  UC150069  Mimulus johnstonii LeRoy Abrams 1902-6-30 2588 Los Angeles summit Mt. Wilson Comment
  RSA678784  Minuartia douglasii V. Soza, Steve Boyd 2002-4-10 1413 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 564 Comment
  RSA225888  Minuartia nuttallii subsp. gracilis R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41068 Los Angeles San Gabriel Mountains, Angeles National Forest: west Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3018 Comment
  CATA1948  Mirabilis laevis Reid Moran 1941-3-14 706 Los Angeles Santa Catalina Island: Ridge north of Middle Ranch 91 Comment
  RSA350684  Mirabilis laevis var. cordifolia M. B. Dunkle 1939-4-3 1234 Los Angeles Chinetti Canyon, San Clemente Island Comment
  CAS-BOT-BC434647  Mirabilis laevis var. crassifolia Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22692 Los Angeles Near mouth of Red Rock Canyon, San Clemente Island. 20 Comment
  LA32253  Mirabilis laevis var. crassifolia Henry J. Thompson; 1959-4-12 1924 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  SD69362  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Santa Catalina Island, Cape Canyon. Comment
  RSA587238  Mirabilis laevis var. crassifolia Orlando Mistretta 1994-5-11 1187 Los Angeles Little Rock Creek. E slopes of canyon W of Basin Campground. 1037 Comment
  RSA646960  Monardella australis subsp. cinerea Orlando Mistretta 1993-6-24 s.n. Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2454 Comment
  UC284648  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1422 Los Angeles s slope Baldy 1828 Comment
  UC1124620  Monardella breweri subsp. glandulifera Jerome S. Horton 1936-8-12 378 Los Angeles Brown's Flat Cucamonga Quadrangle Comment
  UC213275  Monardella breweri subsp. lanceolata I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats San Antonio Mountains 1310 Comment
  JEPS57618  Mucronea californica Henry Natho 1911-6-7 Los Angeles Playa del Rey Comment
  RSA392632  Mucronea californica Anstruther Davidson 1891-06 s.n. Los Angeles Glendale. Comment
  RSA392633  Mucronea californica Geo. L. Moxley 1919-3-11 s.n. Los Angeles San Fernando Comment
  RSA533949  Muhlenbergia appressa Timothy S. Ross, Mistretta, Hammitt 1991-5-18 5212 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  CAS-BOT-BC262700  Muhlenbergia californica V. W. Steinmann; R. Cerros T. 1996-7-7 924 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail 1350 Comment
  RSA641506  Muhlenbergia californica L. C. Wheeler 1967-8-27 10557 Los Angeles Blind Deer springs, first canyon beyond Shoemaker Canyon on W side of East Fork San Gabriel Pines at new road. Comment
  SEINET179637 Image available Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  UCR205262  Muhlenbergia californica R. G. Swinney 2005-8-17 8503 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  CATA3318  Muhlenbergia microsperma Amy Catalano, Laura Roll 2017-3-25 038 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  RSA177743  Muhlenbergia microsperma R. F. Thorne, P. Everett 1965-5-11 34654 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  RSA594542  Muhlenbergia rigens F. R. Fosberg 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  UC1537187  Muilla coronata Gordon H. True 1935-3-27 165 Los Angeles flats near Belleview School (4 mi nw of Palmdale) 792 Comment
  RSA630260  Muilla maritima Scott D. White, David E. Bramlet 1998-8-11 7032 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
  UCR277072  Muilla maritima R. G. Swinney 2011-6-7 15104 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  SD53058  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Isdland; large canyon below the Tomb. 245 Comment
  SBBG106251  Myoporum laetum S. A. Junak 1981-7-31 SCl 53 Los Angeles rd to fuel dock pier at Dolphin Bay 30 Comment
  SEINET12190967  Myrtus W. F. Wight 1907-1 1672 Los Angeles Los Angeles, West Lake Park Comment
  RSA748900  Nama californica R. G. Swinney 2008-5-12 8835 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA171990  Nama demissa Robert F. Thorne 1963-5-15 31665 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  LA99131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill. Comment
  CAS-BOT-BC259909  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles Liebre Mountains. Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon, S-facing draw between the road and a low ridge to the E 630 Comment
  CAS-BOT-BC259910  Nassella lepida Peter H. Raven 1959-5-3 14059 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA3523  Nassella lepida C. B. Wolf 1932-5-9 3466 Los Angeles Santa Catalina Island, small hill at junction of Skyline Drive & Pebbly Beach road. 30 Comment
  SEINET263609  Nassella lepida R. L. Lingenfelter 1954-5-11 887 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  RSA469835  Navarretia atractyloides Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  JEPS117003  Navarretia fossalis David Gowen 2008-6-30 954 Los Angeles North side of Plum Canyon Road in vernal pool on hillside above dry creek. 571 Comment
  SBBG122009  Navarretia setiloba A. Parikh, N. Gale 2003-6-13 757 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vazquez Cyn Rd 650 Comment
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Feb 1 2011
  UC1595345  Nemacladus pinnatifidus Tim Ross 1992-5-17 6362 Los Angeles 740 m distant mouth of Shoemaker Canyon (East Fork of the San Gabriel River); San Gabriel Mountains, East Fork of the San Gabriel River 713 Comment
  RSA252950  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-24 43410 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  JEPS31041  Nemacladus sigmoideus W. P. and A. G. Vestal 1963-5-22 63530 .2 Los Angeles ca 6 mi wsw Big Pines (n slope of San Gabriel Mts.); San Gabriel Mts. 1584 Comment
  RSA421321  Nemophila menziesii Barbara Hutchison 1941-4-2 20509 Los Angeles San Fernando Valley Comment
  UC1211139  Nemophila menziesii Huron H. Smith 1912-4-30 4866 Los Angeles Mt. Wilson; creek 1219 Comment
  UCR199978  Nemophila menziesii var. integrifolia Valerie Soza, L. Lubinsky 2001-5-16 1226 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 457 Comment
  UCR178170  Nemophila menziesii var. menziesii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 697 Los Angeles Transverse Ranges: Verdugo Mtns, North side of slope at saddle of Verdugo Motorway and Brand Park Motorway, on the crest of the Verdugo Mtns 823 Comment
  UCR259221  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-29 10682 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  CATA3192  Nicotiana glauca Julia Parish, Amy Catalano 2016-9-22 010 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  JEPS12501  Nicotiana glauca Elizabeth Day Palmer 1908-8-3 Los Angeles Los Angeles Comment
  SBBG17388  Nicotiana glauca K. A. Wilson, D. E. Bianchi 1961-2-2 815 Los Angeles Santa Susana Mtns, Granada Hills, base of Limeklin Cyn Comment
  SEINET157213  Nicotiana glauca K. Devine 2005-7-24 45 Los Angeles Los Angeles Hollywood Hills area.Top of Tullis Dr. off Clearwater Canyon. 121 Comment
  UCR149801  Nicotiana quadrivalvis Scott D. White, Pam Devries 2004-6-14 10488 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
  UCR252576  Nicotiana quadrivalvis R. G. Swinney 2010-5-11 12668 B Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR281596  Nicotiana quadrivalvis R. G. Swinney 2014-5-7 16425 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  SEINET10696860  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3942 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM156188  Oenanthe sarmentosa L. R. Abrams 2526 Los Angeles Ballona creek near Mesmer. Comment
  CAS-BOT-BC167068  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale and Piute Butte Comment
  LA206207  Oenothera deltoides Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA699495  Oenothera dentata Seacord s.n. Los Angeles West Mojave. Comment
  UCR190089  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  SEINET10837691  Oenothera palmeri David B. Dunn 1947-4-16 Dunn 2945 Los Angeles 5 mi e and 2 mi s of palmdale; along power line. Comment
  UCR262473  Oenothera rosea Esther Chuang 2013-5-19 52 Los Angeles Walnut, 21840 Arbor Court 216 Comment
  CATA3077  Oligomeris linifolia Amy Catalano, Steven Junak 2016-4-27 088 Los Angeles Santa Catalina Island: Along main ridge running to West Point, south facing slope 140 Comment
  SEINET10914560  Opuntia occidentalis var. vaseyi Betty Venrick 1961-5-11 Venrick 566 Los Angeles Rancho Santa Ana Botanical Garden. San Gabriel Mts. 335 Comment
  RSA622834  Orchidaceae Louis C. Wheeler 1975-4-30 s.n. Los Angeles University of Southern California, Los Angeles. Comment
  RSA580503  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1994-5-11 7830 Los Angeles Sawmill Mountain: center summit area, along Maxwell Truck Trail; ca 1370 m ESE of Upper Shake Campground. 1405 Comment
  RSA0066439  Orobanche fasciculata Louis C. Wheeler 1967-8-9 10435 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  UCR128015  Orobanche parishii subsp. parishii Mark A. Elvin 2003-8-13 2980 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  RSA0059159  Orobanche parishii subsp. parishii Anstruther Davidson 1889-08 s.n. Los Angeles North of River Reservoir. Los Angeles. Comment
  VVC3355  Orthocarpus purpurascens Tim Thomas 1973-4-24 10 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA407969  Orthocarpus purpurascens Fordyce Griffiths Jr. 1910-04 3463 Los Angeles San Rafael Mts. Comment
  SEINET10920905  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3912 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  UC54052  Osmadenia tenella L. A. Greata 1903-5-1 322 Los Angeles n Pasadena; Arroyo Seco Comment
  POM6996  Oxalis albicans subsp. californica P. A. Munz, L. T. Street, G. Williams 1919-4-19 2478 Los Angeles Lone Hill, San Dimas. Comment
  RSA599240  Oxalis pes-caprae Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. [added later:] NW of Glendora. 412 Comment
  UCR261360  Oxalis pes-caprae R. G. Swinney 2010-2-27 11661 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
  POM145270  Oxalis pes-caprae P. A. Munz 1928-3-7 11067 Los Angeles Claremont, vacant ground north of Foothill Boulevard 366 Comment
  RSA592830  Oxalis pes-caprae Louis C. Wheeler 1967-4-8 9174 Los Angeles San Gabriel Mountains. 200 yards east of mouth of San Gabriel Canyon. Comment
  UCR150877  Oxytheca caryophylloides L. C. Wheeler 1967-9-3 10621 Los Angeles Transverse Ranges; San Gabriel Mountains, 0.2 mile northeast of Bench Mark 'Twin ' at summit of Waterman Mountain 2363 Comment
  RSA649667  Oxytheca parishii var. parishii Rashmi Pant, Nitin Bhatt 1997-5-25 1043 Los Angeles along the Angeles Crest Hwy (Hwy 2) at milepost 59.0. 1.2 miles west of Kraftka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy 39. 1982 Comment
  UC1595362  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1990-6-18 3456 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); Mescal Creek USGS 7.5' Quad., San Gabriel Mountains 1877 Comment
  RSA39634A  Oxytheca trilobata Robin S. Collins 1973-5-28 322 Los Angeles Angeles National Forest; Trail Canyon, 2.5-3 miles into canyon from beginning of pack trail. 884 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  RSA473132  Packera breweri C. Epling, L. C. Wheeler 1933-6-4 1848 Los Angeles Sandbergs near Quail Lake. 1311 Comment
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Jan 25 2012
  RSA473029  Packera ionophylla L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  CAS-BOT-BC121165  Paeonia californica Arthur Rice Kruckeberg 1939-2-11 s.n. Los Angeles South Pasadena Comment
  CDA262  Parapholis incurva Katherine Brandegee May 1889 Los Angeles Catalina Island. 0 Comment
  RSA703588  Parapholis incurva Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2083 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  CAS-BOT-BC403916  Parietaria hespera A. C. Sanders 2003-5-22 26823 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA592399  Parietaria hespera var. hespera Mark Hoefs, D. Propst 1974-5-10 466 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  RSA719639  Paspalum dilatatum R. G. Swinney 1997-12-31 5892 Los Angeles South Coast: Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway about 300 m E of Irwindale Ave. 152 Comment
  POM364358  Paspalum distichum Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  UCR95373  Pectocarya anisocarpa T. S. Ross, J. M. Porter 1995-5-4 8463 A Los Angeles Transverse Range, Texas Canyon: c. 3.6 road miles NE of Bouquet Canyon Road 683 Comment
  RSA0097168  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-4-20 14457 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA756281  Pectocarya linearis subsp. ferocula Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3298 Los Angeles Antelope valley; Along 170th Street West, appx. 1.5 mi. N of Highway 138. 805 Comment
  RSA534065  Pectocarya linearis subsp. ferocula Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5253 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336 marker; 1800 ft SE of Malo Knoll (1396 ). Upper portion of drainage. 386 Comment
  RSA536048  Pectocarya linearis subsp. ferocula Tim Ross 1991-5-21 5397 Los Angeles San Clemente Island: ridgetop of the armpit where the two upper forks of Box Canyon join together 466 Comment
  RSA517852  Pectocarya penicillata Steve Boyd 1986-3-30 1503 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SFV12045  Pectocarya platycarpa D. L. Koutnik 1978-3-23 126 Los Angeles North side of State Highway 18 and just west of the Los Angeles-San Bernardino County line. 960 Comment
  JEPS108271  Pectocarya platycarpa David Gowen 2005-5-11 305 Los Angeles HWY 138 (West Ave. D) west of Lancaster. Sandy soil at the SW corner of the intersection with 210 St. West. Comment
  CAS-BOT-BC94729  Pectocarya recurvata R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 728 Los Angeles Antelope Valley Poppy Preserve. Off Hwy 138, about 13 miles W of Lancaster. About 1/3 miles SW of visitor center 853 Comment
  RSA709542  Pectocarya recurvata A. C. Sanders 2003-4-29 26178 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR205970  Pectocarya recurvata Scott D. White, Pam DeVries 1998-4-20 6309 Los Angeles Transverse Ranges/Liebre Mtns, Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd., south of the I-14 Fwy, east of Bee Canyon and west of Agua Dulce Canyon 762 Comment
  RSA587346  Pectocarya setosa Orlando Mistretta 1992-5-4 223 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA727366  Pectocarya setosa R. G. Swinney 1998-5-16 6074 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  UCR154235  Pectocarya setosa A. C. Sanders, T. B. Salvato 2005-5-24 30259 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  CATA658  Pellaea andromedifolia Mark L. Hoefs 1991-4-18 1147 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  LA94161  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1695 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near road just S of Malibu Lake. 243 Comment
  UCR124456  Pellaea andromedifolia I. W. Clokey, B. C. Templeton 1929-1 4536 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA535717  Pellaea andromedifolia T. S. Ross 1991-5-22 5459 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 60 Comment
  RSA526585  Pellaea andromedifolia var. andromedifolia T. S. Ross 1991-3-24 4297 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  RSA624466  Pellaea mucronata var. mucronata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  POM364500  Pennisetum setaceum Freda Detmers 1931-4-18 16836 Los Angeles Griffith Peak Comment
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Aug 26 2014
  UCR129395  Penstemon caesius Fordyce Grinnell Jr. 1918-7-9 s.n. Los Angeles San Gabriel Mtns., Mt. Islip ridge 2515 Comment
  CHSC101199  Penstemon centranthifolius Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains, near Shoemaker Canyon. 1444 Comment
  NY583818  Penstemon centranthifolius F. W. Pennell 1940-6-25 26007 Los Angeles Mount Wilson 1676.4 Comment
  RSA17397  Penstemon centranthifolius Carl B. Wolf 1936-7-30 8112 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, Tie Camp Summit. Alt. 5000 ft. 1524 Comment
  UCR270463  Penstemon centranthifolius R. G. Swinney 2011-5-12 14666 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA0097780  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-8 15494 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA17064  Penstemon grinnellii subsp. grinnellii Carl B. Wolf 1936-5-27 7852 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 2 miles above Tie Camp Summit. 1677 Comment
  SBBG45676  Penstemon grinnellii var. scrophularioides Leota Davidson 1966-5-14 275 Los Angeles near first animal water trough; Whitaker Peak dirt road, about 0.5 mi W of Hwy 99 Comment
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Oct 29 2006
  SEINET12272291  Penstemon heterophyllus I. W. Clokey, Templeton, B. 1929-1 4522 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  RSA674752  Penstemon rostriflorus Scott D. White, Sandra Leatherman 2001-7-25 8729 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
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Jan 5 2010
  RSA642040  Penstemon speciosus Orlando Mistretta 1993-6-28 908 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  UC375441  Penstemon speciosus P. A. Munz 1921-6-17 4620 Los Angeles Swartout Valley San Antonio Mts., Swartout Valley (Sawmill) 2042 Comment
  UCR216570  Penstemon spectabilis Dan S. Cooper 2010-6-6 610- 70 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 206 Comment
  OBI53698  Penstemon spectabilis Kim Sheffron 1994-5-8 15 Los Angeles Santa Monica Mts, Las Virgenes Rd across from entrance to Camp David Gonzales on E side of rd Comment
  RSA401899  Penstemon spectabilis H. L. Bauer 1932-4-1 15339 Los Angeles Santa Monica Mountains. 610 Comment
  LA201899  Penstemon spectabilis var. subviscosus Arthur C. Gibson; 2003-4-27 4908 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak Road. 518 Comment
  RSA719745  Penstemon spectabilis var. subviscosus R. G. Swinney, Dave Larson 1996-8-7 5231 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  SDSU3651  Pentagramma triangularis A. Gallup 1948-1-24 101 Los Angeles Claremeont - in wash at 9th and Amhearst 366 Comment
  LA94197  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1693 Los Angeles SANTA MONICA MOUNTAINS, just S of Cornell Corners, small ravine in bluff above road. 274 Comment
  UC21239  Perideridia pringlei Dr. A. Davidson 1894-1 Los Angeles Antelope Val. Comment
  CAS-BOT-BC355967  Perityle emoryi Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  RSA188050  Perityle emoryi R. F. Thorne 1966-4-4 35754 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  SBBG95686  Perityle emoryi A. Liston, O. Mistretta, L. Rieseberg 1969-4-28 795 -7 Los Angeles China Cyn, central branch Comment
  JEPS8636  Petalonyx thurberi subsp. thurberi Rimo Bacigalupi 1952-8-8 3897 Los Angeles 2.1 mi w Soledad Canyon road junction with Agua Dulce Canyon road (in wash of Bee Creek, a tributary of Soledad Creek in Soledad Canyon); Soledad Canyon, Soledad Creek, Bee Creek 525 Comment
  RSA788638  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-24 4848 Los Angeles Whittier Narrows Recreation Area: East shoreline of the middle Legg Lake, 32 6m W of Santa Anita Ave., and 570m S 60 freeway. 64 Comment
  UCR227622  Petunia parviflora D. E. Bramlet, P. Richards 2010-8-2 4731 Los Angeles Chino-Puente Hills, San Jose Creek, 165 m east of the San Gabriel River, 95 m east of the 605 Fwy and 204 m south of Pellissier Place 67 Comment
  RSA332054  Phacelia austromontana Wayen E. Sawyer 1981-6-11 23 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  RSA75505  Phacelia brachyloba F. W. Peirson 1920-5-3 2119 Los Angeles Little Tujunga wash, near San Fernando Valley 335 Comment
  RSA600482  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-4-30 9600 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA703620  Phacelia cicutaria var. hispida Tim Thibault, Ryan Gilmore 2004-4-29 240 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  UCR205082  Phacelia cicutaria var. hispida R. G. Swinney 2008-4-10 8629 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA252937  Phacelia curvipes Robert F. Thorne, Gary D. Wallace 1973-4-24 43413 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  POM4499  Phacelia davidsonii D. L. Crawford 1915-6-30 559 Los Angeles Mts above Claremont 1524 Comment
  RSA229160  Phacelia davidsonii Robert F. Thorne 1971-6-30 40762 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA346644  Phacelia distans Barry Burnell 1970-4-24 183 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  SD241055  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills and S.G. Valley: Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd, on west side of San Gaabraiel River channel (Azusa 7.5;Q) 168 Comment
  UC107362  Phacelia distans Nevin and Lyon Los Angeles San Clemente Island Comment
  UCR194058  Phacelia distans R. G. Swinney 1999-6-5 7249 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR205466  Phacelia distans R. G. Swinney 2008-5-2 8742 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR206134  Phacelia distans A. C. Sanders, T. B. Salvato 2009-5-29 37054 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR223286  Phacelia distans R. G. Swinney 2009-5-13 10772 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCR277227  Phacelia distans R. G. Swinney 2011-4-19 14398 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
  JEPS2057  Phacelia fremontii S. B. and W. F. Parish June 1888 Los Angeles Rock Creek Mojave Desert Comment
  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
  UCR256607  Phacelia fremontii Anuja Parikh, Nathan Gale 2011-6-10 3444 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.3 km north of Aliso Canyon Road 1170 Comment
  RSA578989  Phacelia grandiflora Tim S. Ross, J. Mark Porter, Vanessa Ashworth, G. A. Allen, Darin L. Banks, Megan Tommerup 1994-3-28 7429 Los Angeles Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 18 Comment
  SD252350  Phacelia grandiflora Steven A. Junak 2000-5-18 Sca 1290 Los Angeles Santa Catalina Island: Above Goat Harbor, in area burned last year (July 1999); on coastal N-facing slope. 356 Comment
  RSA0080785  Phacelia hubbyi R. G. Swinney 2010-5-7 12576 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCR187219  Phacelia imbricata A. C. Sanders 2006-5-16 32339 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct 1012 Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UC1228374  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles near Padua Hills (ne of Claremont); foothills of San Gabriel Mountains Comment
  UC1375327  Phacelia imbricata subsp. imbricata Robert F. Thorne and C. W. Tilforth 1971-6-29 40702 Los Angeles along creek at Tie Canyon where crossed by Angeles Forest Rd San Gabriel Mts. Angeles National Forest, Aliso Creek 1371 Comment
  SDSU6630  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mts. 671 Comment
  UC1584235  Phacelia longipes Tim Ross and Steve Boyd 1990-6-6 2878 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle (sw edge) 644 Comment
  POM155773  Phacelia lyonii M. B. Dunkle 1928-10-7 1989 Los Angeles Middle Ranch gorge, Santa Catalina Island. 30 Comment
  PASA1334  Phacelia minor Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  POM199782  Phacelia minor I. W. Clokey, Bonnie C. Templeton 1929-05 4531 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  POM199783  Phacelia minor I. W. Clokey, Bonnie C. Templeton 1929-03 4532 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR205083  Phacelia minor R. G. Swinney 2008-4-10 8630 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA279101  Phacelia minor Robert F. Thorne 1971-4-9 41548 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA428067  Phacelia minor Robert Gustafson 1982-4-14 2504 Los Angeles Monrovia Canyon Park. Comment
  RSA660471  Phacelia minor Mary C. Hunter 1994-5-25 22 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  RSA530073  Phacelia mohavensis Tim S. Ross 1991-8-16 5853 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  UC1584889  Phacelia mohavensis Tim Ross and Steve Boyd 1991-7-24 5612 Los Angeles ridge nne G.M.; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad 1914 Comment
  LA99394  Phacelia parryi Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SBBG133908  Phacelia parryi R. Burgess, P. Munro 2005-5-18 6859 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 426 Comment
  UCR193643  Phacelia ramosissima A. C. Sanders 2008-7-10 35729 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR205979  Phacelia ramosissima A. C. Sanders, T. B. Salvato 2009-5-29 37050 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  LA81948  Phacelia ramosissima var. latifolia O. H. Kappler; 1943-5-23 466 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA226122  Phacelia ramosissima var. latifolia Robert F. Thorne, C. W. Tilforth 1971-6-17 39889 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA522336  Phacelia ramosissima var. latifolia Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4026 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  HSC13681  Phacelia tanacetifolia J. Rockwell 1962-4-15 112 Los Angeles Manchester and Pacific Ave 30 Comment
  RSA428240  Phacelia viscida Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CAS-BOT-BC258827  Phalaris angusta Geo. B. Grant 1900-3-30 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC250593  Phalaris minor Carl B. Wolf 1932-5-12 3581 Los Angeles Santa Catalina Island. Hillside, E. of the Isthmus 30 Comment
  UCR260081  Phlox gracilis Mitch Provance, Callen Huff 2009-4-28 10710 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA459250  Pholistoma auritum L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA459259  Pholistoma auritum C. Epling 1930-4-10 s.n. Los Angeles Mandeville Canyon Comment
  UC457251  Pholistoma auritum Carl Epling April, 1931 Los Angeles Los Alisos Canyon Santa Monica Mts., Los Alisos Canyon Comment
  RSA533987  Pholistoma racemosum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5115 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  SBBG131964  Pholistoma racemosum S. A. Junak, B. Collins 1991-4-24 SCI 160 Los Angeles upper part of Eel Pt grade 198 Comment
  CAS-BOT-BC134962  Phoradendron bolleanum Charles F. Richter 1920-9-1 s.n. Los Angeles Pleasant View Ridge and Mt. Islip, San Gabriel Mts Comment
  CAS-BOT-BC141297  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8130 Los Angeles Liebre Mountain: vicinity of West Summit (construed knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  SBBG105365  Phyla nodiflora H. L. Ferguson 1981-3-12 234 Los Angeles Wilson Cove just W of new barracks 106 Comment
  RSA595010  Picris echioides Mark Hoefs, Steven A. Junak, Ralph N. Philbrick, C. Chaney 1996-2-14 2588 Los Angeles Santa Catalina Island, Falls Canyon, above buildings below reservoir. 58 Comment
  RSA592404  Picris echioides Mark Hoefs 1974-5-2 457 Los Angeles Santa Catalina Island: moist march on the SE side of the main road at Little Harbor 3 Comment
  RSA250446  Pinus contorta var. murrayana Robert F. Thorne, J. Dourley 1967-10-3 37290 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA384350  Pinus lambertiana F. R. Fosberg 1931-8-13 S 5677 Los Angeles Islip - Hawkins divide 2300 Comment
  UCR280397  Piperia Jeremiah George, Eric Kline 2017-4-17 417- 02 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  POM96951  Piperia cooperi Philip A. Munz 1925-4-23 9417 Los Angeles San Gabriel Canyon 305 Comment
  RSA596106  Piptatherum miliaceum Mark Hoefs, S. Junak, J. Takara, M. Grey 1995-7-12 2365 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  CAS-BOT-BC183849  Plagiobothrys acanthocarpus Tim Ross 1993-4-22 6895 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 1200 m ESE of Cactus Peak summit; SE slope of 1528-foot peak, not far below its summit 455 Comment
  IRVC26458  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-3-4 25693 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA592839  Plagiobothrys canescens L. C. Wheeler 1967-4-30 9204 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  SBBG53193  Plagiobothrys canescens R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -189 Los Angeles upper Bullrush Cyn, Salta Verde 292 Comment
  UC78066  Plagiobothrys canescens var. catalinensis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  SBBG128228  Plagiobothrys collinus M. L. Hoefs, S. A. Junak 2000-4-14 3072 Los Angeles hillside ca. halfway between Airport Rd and Goat Harbor 469 Comment
  UC1007126  Plantago arenaria J. D. Laudermilk 1938-7-28 Los Angeles 3 mi N of Claremont, orange grove Comment
  RSA592191  Plantago lanceolata Louis C. Wheeler 1967-4-8 9177 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  RSA382894  Platanthera leucostachys Fred Burlew 1926-07 s.n. Los Angeles Mt Islip. Comment
  UCR190047  Platanthera sparsiflora R. G. Swinney 1998-10-3 7004 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UC146743  Platystemon californicus J. Burtt Davy 1896-5-25 2659 Los Angeles Leonis Valley; bet. Manzana and Gorman's Comment
  UCR204043  Platystemon californicus R. G. Swinney 2005-5-14 8237 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  SBBG70056  Platystemon californicus J. R. and R. C. Robbins 1930-3-29 Los Angeles upper Antelope Valley Comment
  POM264746  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1933-4-15 1633 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  CAS-BOT-BC244432  Poa annua A. C. Sanders; Dan S. Cooper 2010-3-12 37385 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  RSA233568  Poa annua R. F. Thorne 1972-6-29 42096 Los Angeles San Gabriel Mountains, Angeles National Forest: wet margin of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mi WNW of Big Pines. Comment
  CAS-BOT-BC255945  Poa pratensis Geo. B. Grant 1914-4-29 s.n. Los Angeles Pasadena Comment
  RSA0119656  Poa secunda R. G. Swinney 2014-4-30 16300 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA0094923  Poa secunda subsp. juncifolia R. G. Swinney 2011-6-20 15231 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  SBBG47144  Poa secunda subsp. secunda K. K. Muller 1972-5-2 3080 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  CATA3030  Polycarpon tetraphyllum Amy Catalano 2016-3-14 036 Los Angeles Santa Catalina Island: 106 Middle Ranch, backyard, along back side of house and sidewalk 202 Comment
  RSA762385  Polycarpon tetraphyllum R. G. Swinney 2009-3-12 10101 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  RSA683136  Polycarpon tetraphyllum LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 961 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  RSA0035725  Polygala cornuta var. fishiae Kai T. Palenscar 2013-6-12 s.n. Los Angeles 100 m east of Santa Anita Wash channel, S base of San Gabriel Mts., City of Arcadia 195 Comment
  RSA460142  Polygala cornuta var. fishiae Theodore Payne 1917-8-16 s.n. Los Angeles Near Crater Camp. Near Calabasas. Comment
  SFV22117  Polygonum aviculare J. M. Keefe 2001-1-19 30899 Los Angeles Los Angeles Basin Los Angeles, Highland Park. Across street from 1871 Upperton Avenue, at intersection with Upperton Place. South-facing slope on north side of street in pass in ridge between Eagle Rock Valley and York Valley. 262 Comment
  UCR204857  Polygonum aviculare R. G. Swinney 2005-8-5 8396 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA466386  Polygonum aviculare subsp. aviculare F. R. Fosberg 1931-4-8 S- 4510 Los Angeles Santa Catalina Island; Avalon Valley 30 Comment
  RSA600358  Polygonum aviculare subsp. neglectum Steve Boyd, Lauren Raz 1997-5-28 9880 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA602344  Polygonum lapathifolium Scott D. White 1997-5-8 5087 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR186676  Polygonum lapathifolium T. B. Salvato, Sarah Flack 2007-8-8 3026 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  CATA496  Polypodium californicum Sara L. Crockett 1997-4-1 638 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  LA94056  Polypodium californicum Lawrence L. Kiefer; 1966-3-6 1641 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.5 mi from canyon mouth. 152 Comment
  SEINET218266 Image available Polypodium californicum M. Culter 1916-3-17 Los Angeles Sive Oak Canon above Claremont Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCD136922  Polypodium californicum Kenneth A. Wilson; D. E. Bianchi 1961-2-2 818 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  UCSB62296  Polypodium californicum Kiefer, Lawrence 1968-1-21 Los Angeles Palos Verdes Peninsula, Malaga Canyon, ca. 25 yards above Via Campesina 243 Comment
  UCSB62311  Polypodium californicum Kiefer, Lawrence 1967-2-18 Los Angeles San Gabriel Mtns., N of Pasadena, Fall Creek, tributary of Big Tujunga Canyon, ca. 0.75mi downstream from the point where US Forest Service Road 3N27 crosses, occurring again only towards the bottom of the canyon 1097 Comment
  UCSB62492  Polypodium californicum Kiefer, Lawrence 1966-4-17 Los Angeles Santa Monica Mtns., Griffith Park, upper Brush Canyon 304 Comment
  UCSB62493  Polypodium californicum Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns., Hwy 39 E of Falling Springs Resort, Rockbound Canyon ca. 200 yards above the Hwy 1219 Comment
  RSA600541  Polypogon interruptus Steve Boyd, Lauren Raz 1997-5-28 9860 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA618693  Polypogon monspeliensis LeRoy Gross 1998-9-20 76 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UC39748  Polypogon monspeliensis Dr. A. Davidson Los Angeles Catalina Is. Comment
  UCR146527  Polystichum imbricans Scott D. White 2004-7-28 10655 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
  UCR189995  Polystichum imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  POM908A  Polystichum munitum M. Harbour 1909-1 s.n. Los Angeles Covina Comment
  UCR205717  Populus balsamifera subsp. trichocarpa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36921 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR192955  Populus fremontii Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northwest entrance to Griffith Park, lower Oak Canyon adjacent to Travel Town, Los Angeles 165 Comment
  UCR216910  Populus fremontii R. G. Swinney 2009-3-19 10133 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  UCR269986  Populus fremontii R. G. Swinney 2010-5-12 12735 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  CDA835  Potamogeton nodosus J. L. Johnson, Roger Faulker 1989-7-19 Los Angeles Angeles National Forest Crystal Lake, near Andora. 0 Comment
  POM366488  Potentilla anserina var. grandis Geo. L. Moxley 1917-8-18 616 Los Angeles Cienega, Southwest from Los Angeles Comment
  SEINET10957101 Image available Prunus armeniaca Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2583 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  HSC19567  Prunus ilicifolia C. E. Fellows 1965-4-13 35 Los Angeles 1/4 mi. S of Hwy. 118 on Box Canyon Rd., Chatsworth Comment
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Oct 1 2014
  POM306715  Prunus ilicifolia Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1667 Los Angeles Altadena, N. Craig Avenue. Comment
  RSA594854  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1996-10-8 8983 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCR154219  Prunus ilicifolia A. C. Sanders, T. B. Salvato 2005-5-24 30252 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  CAS-BOT-BC154781  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-3 620 Los Angeles North Baldy Mountain, San Gabriel Mountains 1828 Comment
  UC468782  Pseudognaphalium biolettii C. F. Millspaugh 1920-1-12 4584 Los Angeles Wishbone Santa Catalina Island, Wishbone Comment
  UCR4209  Pseudognaphalium biolettii K. S. Gill 1965-3-20 14 Los Angeles San Gabriel Mtns., Palmer-Evey Motorway in foothills of Mt. Baldy, 5 miles north of Claremont 610 Comment
  UCR97811  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  RSA0087852  Pseudognaphalium californicum R. G. Swinney 2010-3-13 11883 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  UCR270031  Pseudognaphalium californicum R. G. Swinney 2011-4-9 14389 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCR272350  Pseudognaphalium californicum R. G. Swinney 2011-3-15 14093 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  HSC12743  Pseudognaphalium californicum Wendell Wood 1970-6-23 37 Los Angeles Linda Vista Rd. and Figueroa. Glendale 457 Comment
  RSA590912  Pseudognaphalium luteoalbum Orlando Mistretta 1994-4-12 1002 Los Angeles Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  LA202449  Pseudognaphalium microcephalum Arthur C. Gibson; 2003-8-3 4938 Los Angeles Simi Hills, Box Canyon, hiking trail along Box Canyon Rd, ca 0.3 km S of Pioneer Pass 496 Comment
  LA32056  Pseudognaphalium microcephalum Peter H. Raven; Henry J. Thompson 1959-9-27 14504 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  CAS-BOT-BC357295  Pseudognaphalium microcephalum John I. Carlson 1918-4-24 s.n. Los Angeles Country adjacent to Los Angeles. Hollywood Comment
  CAS-BOT-BC357630  Pseudognaphalium stramineum Ernest Braunton 1902-8-1 628 Los Angeles Cienega Comment
  UC1200633  Pseudotsuga macrocarpa Peter Kamb 1944-12-17 22 Los Angeles Devil's Punchbowl San Gabriel Mts. (n slopes) 1219 Comment
  RSA0035629  Pseudotsuga macrocarpa W. P. Burger 1979-5-5 77 Los Angeles Angeles Forest Hwy, ca. 3 miles from jct. with Angeles Crest Hwy. 915 Comment
  LA47637  Psilocarphus tenellus var. tenellus Peter H. Raven; Henry J. Thompson 1960-4-13 15075 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  SBBG76976  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 4834 Los Angeles Cottonwood Cyn, right fork 200 Comment
  RSA0127372  Pteridium aquilinum var. pubescens Louis C. Wheeler 1967-7-15 10042 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR100419  Pteris vittata Scott D. White, Pam DeVries 1997-11-25 6028 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  RSA756061  Pterospora andromedea R. G. Swinney 2008-7-16 9268 Los Angeles Burkhart Trail on south side of Cooper Creek Canyon, 1.4 mi. NE of Burkhart Trailhead parking lot, west of Buckhorn Canyon 1756 Comment
  CATA3391  Pterostegia drymarioides Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 081 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave 168 Comment
  RSA191021  Pterostegia drymarioides James Henrickson 1963-5-5 32319 Los Angeles Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  UC466081  Pterostegia drymarioides George B. Grant 1904-5-7 1057 Los Angeles Glendora Comment
  RSA592285  Purshia tridentata var. glandulosa Louis C. Wheeler 1967-5-12 9418 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA649654  Purshia tridentata var. glandulosa Michael Horn 1991-4-30 8 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  CAS-BOT-BC45792  Quercus George B. Grant; Walter Wheeler 1904-4-21 6137 Los Angeles Santa Catalina Island Pacific Ocean of Southern California, at Eagle nest Comment
  CAS-BOT-BC104391  Quercus X macdonaldii Chas. E. Miller 1917-9-1 s.n. Los Angeles Santa Cruz Island Comment
  CAS-BOT-BC45630  Quercus agrifolia Timothy S. Ross; Steve Boyd 1994-9-20 8265 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  LA32180  Quercus agrifolia Bruce Douglas Clayton; Bruce Douglas Clayton 1959-3-27 1893 Los Angeles 731 Comment
  RSA0014961  Quercus agrifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11691 -A Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  POM273499E  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  UCR150957  Quercus berberidifolia Sandra L. Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: Directly west of the intersection of Bouquet Canyon Road and Vasquez Canyon Road 488 Comment
  CAS-BOT-BC62574  Quercus chrysolepis Grimmell 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mts. 914 Comment
  RSA476896  Quercus chrysolepis F. R. Fosberg 1931-8-13 s 5438 Los Angeles Islip Trail near Islip-Hawkins divide; Mount Hawkins, Hawkins divide, San Gabriel Mts. 2300 Comment
  RSA476910  Quercus chrysolepis George B. Grant 1902-5-27 156 Los Angeles Little Santa Anita Canyon, Sierra Madre Mts. Comment
  UC1871095  Quercus chrysolepis T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3877 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UCSB34832  Quercus douglasii Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  CAS-BOT-BC86222  Quercus dumosa Geo. B. Grant 1902-6-1 1088 Los Angeles Mt. Lowe 1524 Comment
  CAS-BOT-BC86229  Quercus dumosa Vernon O. Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC86378  Quercus dumosa D. E. Breedlove 1961-9-23 1267 Los Angeles Fourth of July Cove; Santa Catalina Island 30 Comment
  UCSB34833  Quercus dumosa R. Lloyd 1959-3-3 27 Los Angeles N OF POMONA (GANESHA HILLS NEAR JCT OF HISSCREST AND NORTH HILL RD) 274 Comment
  CAS-BOT-BC105251  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  UCR185602  Quercus lobata A. C. Sanders 2007-4-25 33569 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  JEPS37326  Quercus pacifica W. L. Jepson 1908-7-13 3048 Los Angeles Catalina Island Comment
  RSA476570  Quercus pacifica Anstruther Davidson 1893-08 s.n. Los Angeles Santa Catalina Island Comment
  UC1211164  Quercus pacifica Huron H. Smith 1912-7-2 5171 Los Angeles White's Beach, Black Jack Mt. Santa Catalina Island 121 Comment
  CAS-BOT-BC258377  Quercus tomentella P. S. Manos 1988-10-28 679 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  SBBG95705  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Gallagher Cyn Comment
  SD52859  Quercus tomentella Peter H. Raven 1962-7-10 17980 Los Angeles San Clemente Island, canyon below Lemon Tank 244 Comment
  CAS-BOT-BC104871  Quercus wislizeni Ernest C. Twisselmann 1956-9-14 3167 Los Angeles San Emigdio Range. Upper end of Castaic Valley 1188 Comment
  SFV6247  Quercus wislizeni var. frutescens M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1021 Comment
  PASA335  Rafinesquia californica Frank W. Peirson 1923-4-11 Los Angeles In canyon below farm buildings, Eagle Ranch, San Clemente Island Comment
  POM9114  Rafinesquia californica P. A. Munz, R. D. Harwood 1920-4-21 3788 Los Angeles San Dimas Canyon. 457 Comment
  RSA756786  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2008-4-28 2535 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA650495  Ranunculus californicus R. S. Woglum 1934-4-8 1282 Los Angeles Barker's Ranch, North Hollywood. Comment
  VVC3078  Ranunculus cymbalaria Tim Thomas, P. J. MacKay 2015-5-10 6620 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA595869  Ranunculus hebecarpus Tim S. Ross, Victor W. Steinmann 1995-5-8 8539 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  SEINET10838524  Raphanus sativus David B. Dunn 1941-2-22 Dunn 681 Los Angeles Collected on westwood blvd., 2 Blocks south of santa monica blvd. Comment
  UCR212763  Rhamnus crocea Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1853 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 434 Comment
  PASA425  Rhamnus crocea var. ilicifolia Annetta Carter 1929-1-9 Los Angeles Base of Sierra Madre Mts. Comment
  LA207811  Rhamnus ilicifolia W. R. Ernst; May 1948 Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA391044  Rhamnus ilicifolia John P. Hill 1932-7-19 s.n. Los Angeles Verdugo Woodlands Comment
  SD178254  Rhamnus ilicifolia A. C. Sanders, T. B. Salvato 2005-4-26 29701 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Plum Canyon Road in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. 594 Comment
  RSA390150  Rhamnus tomentella subsp. cuspidata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC199071  Rhus aromatica Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UCR107775  Rhus aromatica M. E. Siqueiros D. 1997-3-19 4375 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. & Foothill Blvd. west of main paved road, north of Foothill Blvd. 50 m from NW fence. 412 Comment
  RSA386489  Rhus integrifolia L. E. Hoffman 1932-2-6 s.n. Los Angeles Hermon Hills, Ave. 57. Comment
  RSA526615  Rhus integrifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4203 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  SDSU2183  Rhus integrifolia R. M. Beauchamp 1967-1-27 122 Los Angeles On slope south of Wilson Cove. San Clemente island. Comment
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Oct 13 2011
  CAS-BOT-BC170471  Rhus integrifolia J. Stuart Rowley 1933-4-16 s.n. Los Angeles Near San Telmo, Lower California Comment
  CAS-BOT-BC167963  Rhus ovata Grant 1902-5-16 4557 Los Angeles Eagle Rock near Pasadena Comment
  UCR259355  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCSB22913  Rhus ovata McMinn, H. 1931-7-5 Los Angeles Ridge route, Tehachapi Mountains Comment
  RSA0022253  Rhus trilobata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5116 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCD102100  Ribes amarum Geoffrey Levin 1974-4-27 60 Los Angeles Evey Canyon, a side canyon on San Antonion Canyon. San Gabriel Mountains, Santa Ana River, Pacific Slope drainage basin. 751 Comment
  CAS-BOT-BC92433  Ribes aureum var. gracillimum Ellsworth Bethel 1920-2-10 s.n. Los Angeles Monrovia. Comment
  RSA279074  Ribes aureum var. gracillimum Robert F. Thorne 1971-4-9 41527 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SBBG15834  Ribes aureum var. gracillimum W. G. Webb 1935-1-26 Los Angeles Mount Verdugo near Glendale Comment
  UCR205535  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato 2009-5-21 36893 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  SBBG14055  Ribes californicum E. R. Blakley 1957-1-13 2050 Los Angeles Pine Cyn N of Altadena 792 Comment
  SD90239  Ribes californicum var. hesperium Benjamin C. Stone 1952-3-21 4 Los Angeles Little Dalton Canyon above San Dimas; San Gabriel Mountains. 410 Comment
  RSA165700  Ribes cereum var. cereum Wesley O. Griesel 1963-6-5 803 Los Angeles summit Throop Peak 2774 Comment
  CAS-BOT-BC108875  Ribes divaricatum var. parishii Frederick V. Coville 1925-4-18 171 Los Angeles Lexington Wash. 91 Comment
  CAS-BOT-BC108879  Ribes divaricatum var. parishii John Roos; Lucille Roos 1951-3-10 5032 Los Angeles San Gabriel River at Whittier Narrows. Flowers maroon. 60 Comment
  CAS-BOT-BC108883  Ribes divaricatum var. parishii A. Davidson 1894-4-1 s.n. Los Angeles El Monte. Comment
  RSA476180  Ribes indecorum Donald R. Bissing 1973-3-29 22 Los Angeles Evey Canyon, 1/8 mile from canyon mouth 731 Comment
  RSA712177  Ribes malvaceum Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2371 Los Angeles Los Angeles, Griffith Park, north side of Mt. Hollywood 425 Comment
  UC1952576  Ribes malvaceum var. malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island. Head of canyon, Mosquito Summit. Comment
  RSA0091480  Ribes malvaceum var. viridifolium R. G. Swinney 2011-3-22 14191 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  POM21389  Ribes nevadense Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Wilson Ridge, San Gabriel Mts. 1768 Comment
  UCR151719  Ribes nevadense Steve Boyd, Amber Maurice 2004-5-18 11306 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  RSA753992  Ribes speciosum Unspecified 680405 -1 Los Angeles Wilderness Park, Clamshell Canyon 305 Comment
  UCR212801  Ribes speciosum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1750 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 348 Comment
  RSA249724  Ribes viburnifolium Robert F. Thorne 1973-2-12 42482 Los Angeles Santa Catalina Island. Ironwood Gully on slopes of hill E of Isthmus above Banning House. 183 Comment
  RSA603536  Ribes viburnifolium Sara L. Crockett 1997-4-2 648 Los Angeles Santa Catalina Island. Point above Empire Landing Quarry site, .25 miles N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road. 241 Comment
  SD90447  Ribes viburnifolium Robert F. Thorne, Doug Propst 1973-2-12 42482 Los Angeles Santa Catalina Island; Ironwood Gully, east of Isthmus above Banning House. 600 Comment
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Feb 6 2012
  CAS-BOT-BC147487  Rosa californica I. M. Johnston 1917-7-29 1590 Los Angeles San Antonio [Canon] Canyon 1600 Comment
  RSA640935  Rosa californica Louis C. Wheeler 1967-8-2 10335 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  UCR126618  Rosa californica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27139 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA720396  Rosa woodsii subsp. gratissima R. G. Swinney 1997-7-22 5714 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  RSA482007  Rubus discolor Richard Noyes 1988-5-12 568 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 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
  CAS-BOT-BC147174  Rubus parviflorus Robert F. Thorne 1969-7-2 38319 Los Angeles San Gabriel Mts., Angeles National Forest: 1 mile SW of Kratka Ridge along Angeles Crest Hwy 2072 Comment
  RSA187751  Rubus ursinus Robert F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along Cottonwood Creek by bridge on road from Middle Ranch to Little Harbor. 27 Comment
  RSA572088  Rubus ursinus Reid V. Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA656187  Rubus ursinus Joseph M. Keefe 1978-5-11 22904 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  PASA1200  Rubus vitifolius Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA756731  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36958 Los Angeles confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 83 Comment
  UCR204830  Rumex conglomeratus R. G. Swinney 2005-8-11 8467 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UC1785036  Rumex conglomeratus J. A. Ewan 1933-6-29 10809 Los Angeles along Ballona Creek near Culver City Comment
  UCR191160  Rumex crispus R. G. Swinney 1999-7-5 7511 Los Angeles San Gabriel Mtns., head of Cedar Canyon, stream bottom NW of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2012 Comment
  LA33970  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-6-4 14339 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, along ditch behind dunes. 12 Comment
  UCD101161  Rumex crispus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains, Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 487 Comment
  RSA595456  Rumex hymenosepalus Tim S. Ross, Victor W. Steinmann 1995-5-8 8550 Los Angeles NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon 919 Comment
  SD139507  Rumex salicifolius var. salicifolius Jon Rebman, Jonathan Dunn 1996-4-29 3110 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UC1537577  Salazaria mexicana Gordon H. True Jr. 1935-5-16 297 Los Angeles 4 mi s Palmdale; s of Palmdale 944 Comment
  RSA187746  Salicornia virginica R. F. Thorne 1966-4-4 35769 Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  RSA781248  Salix A. C. Sanders, Dan S. Cooper 2010-3-12 37382 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  SD69482  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles Santa Catalina Island: along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest 75 Comment
  UCR187196  Salix laevigata A. C. Sanders 2006-5-16 32325 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  POM362704  Salix lasiolepis Robert Gustafson 1981-4-14 2187 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA233366  Salix lasiolepis Arthur C. Gibson, Linda Gibson 1972-3-4 2779 Los Angeles Next to Zuma Beach near Point Dume. Comment
  RSA605821  Salix lasiolepis Louis C. Wheeler 1966-10-27 9104 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  UC482202  Salix lasiolepis Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 572 Los Angeles on Ventura Blvd. near Vejor Creek bridge 1350 Comment
  UCR133747  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Western Transverse Range; Santa Monica Mtns., Agoura (Picture City), 'alt. 500 m 274 Comment
  UCR223556  Salix lasiolepis R. G. Swinney 2009-6-2 10998 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC107535  Salix lasiolepis var. lasiolepis Carl Epling; Lincoln Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon Comment
  CAS-BOT-BC107539  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 9 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CAS-BOT-BC128511  Salix lasiolepis var. lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7672 Los Angeles In dry ground of over flow land back of dike, Ballona Creek, Ballona Marshes Comment
  UCR223066  Salsola tragus R. G. Swinney 2009-5-6 10683 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR271166  Salsola tragus R. G. Swinney 2011-9-27 15704 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA0088140  Salsola tragus Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 817 Los Angeles Santa Catalina Island. Along road to White's Landing, 1.6 road miles inland from beach. 152 Comment
  RSA0115686  Saltugilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns: upper Cow Spring Canyon. 1090 Comment
  UCR270803  Saltugilia australis R. G. Swinney 2011-5-26 14876 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA702039  Saltugilia splendens subsp. grantii Steve Boyd, Amber Maurice 2004-5-18 11320 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  RSA230038  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40609 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  RSA469663  Saltugilia splendens subsp. grantii Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon 1463 Comment
  UC1595363  Saltugilia splendens subsp. splendens Tim Ross and Steve Boyd 1990-6-18 3455 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad., Camp Verdugo Pines 1877 Comment
  JEPS46489  Salvia Eva M. Wilson 1962-7-3 Los Angeles Alpine Comment
  RSA424326  Salvia apiana William Emboden 1970-6-12 6 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UC729590  Salvia apiana Carl B. Wolf 1932-5-9 Los Angeles e fork (left) Pebbly Beach Canyon (0.33 mi above Mexican Houses); Santa Catalina Island 152 Comment
  RSA442832  Salvia apiana William Emboden 1969-5-28 17 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UC1124675  Salvia carduacea C. R. Clar Apr 1928 2 Los Angeles near Acton; Angeles Forest, Tujunga Quad. 822 Comment
  UC416699  Salvia carduacea Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA10844  Salvia carduacea Victor Duran 1933-5-22 3414 Los Angeles Near Lancaster. 716 Comment
  RSA620658  Salvia columbariae B. Pitzer 1998-5-23 3757 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA651684  Salvia columbariae F. Freitas 1961-5-20 s.n. Los Angeles Mt. Baldy Road, 3 miles south of the ski lift. Comment
  POM50248  Salvia mellifera L. W. Nuttall 1920-5-11 s.n. Los Angeles Santa Catalina Island. Comment
  RSA675812  Salvia mellifera LeRoy Gross 2003-3-7 757 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  UC883957  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCR256197  Salvia mellifera R. G. Swinney 2010-3-22 12010 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UC883991  Salvia spathacea Ira W. Clokey, B. Templeton May 1929 4481 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  POM296483  Sambucus mexicana Lyman Benson 1945-5-11 11704 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA477541  Sambucus mexicana Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA477556  Sambucus mexicana Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA652785  Sambucus mexicana S. Koukol, R. Koukol 1998-5-3 60 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  CAS-BOT-BC238729  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-7-5 680 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  RSA0060879  Sambucus nigra subsp. caerulea R. G. Swinney 2010-8-16 13553 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SD69698  Sambucus nigra subsp. caerulea Robert F. Thorne 1966-4-28 36210 Los Angeles Santa Catalina Island, Pebbly Beach Canyon , canyon at upper end of Renton Mine Road 259 Comment
  RSA471441  Sanicula arguta Louis Greata 1901-03 1931 Los Angeles Garvanza Comment
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Aug 21 2007
  RSA527608  Sanicula arguta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4435 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  POM7030  Sanicula bipinnata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2415 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  RSA599515  Sanicula crassicaulis Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9468 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CHSC95411  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UCR190852  Schismus arabicus R. G. Swinney 1999-7-5 7531 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  LA201029  Schismus barbatus Carl Wishner; 1989-4-12 1557 Los Angeles SIMI HILLS, Liberty Canyon, quarry site 0.25 mi NW of US 101 underpass. 320 Comment
  CAS-BOT-BC111517  Schoenoplectus americanus Arthur Monrad Johnson 1928-4-7 297 Los Angeles Los Angeles River bottom, Griffith Park Comment
  UCR126620  Schoenoplectus americanus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27141 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA709543  Schoenoplectus maritimus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. 3 Comment
  RSA91581  Schoenoplectus maritimus F. W. Peirson 1918-6-16 1617 Los Angeles Small lake south of Palmdale, west Mojave Desert. Comment
  UCR74310  Scirpus americanus Scott D. White 1992-10-8 918 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR179614  Scirpus maritimus R. G. Swinney 1992-9-17 1919 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  RSA425191  Scrophularia californica subsp. californica Douglas Bothwell 1934-5-1 s.n. Los Angeles Along gulch and low on hillside (shady exposure) Verdugo Woodlands Comment
  SFV7087  Scrophularia californica subsp. floribunda T. Gordon, M. H. Grayum 1974-12-2 787 Los Angeles Santa Monica Mountains Along stream bed in Fryman Canyon. 259 Comment
  RSA25629  Scrophularia villosa Carl B. Wolf 1941-6-25 10895 Los Angeles Santa Catalina [Island]. Head of Avalon Canyon, 300 yards SW of Wrigley Mausoleum. 152 Comment
  SBBG130996  Scrophularia villosa S. A. Junak 1999-5-6 SCa 888 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth, at first fork in cyn 24 Comment
  UC1234795  Scrophularia villosa Peter H. Raven 1962-5-21 17806 Los Angeles ca 0.5 mi e Carlos (Camp Cactus Rd just about turn to Camp Cactus); Santa Catalina Isl Comment
  UC1409082  Scrophularia villosa Robert F. Thorne and Doug Propst 1973-2-12 42484 Los Angeles e Isthmus (above Banning House, Ironwood Gully); Santaa Catalina Isl 182 Comment
  UC624991  Scrophularia villosa F. R. Fosberg 1931-4-8 S 4520 Los Angeles Avalon Valley; Santa Catalina Isl 60 Comment
  SBBG125935  Scutellaria mexicana A. Parikh, N. Gale 2010-6-4 3259 Los Angeles Sierra Pelona, 2.8 km W of State Hwy 14, 1.3 km S of Avenue S; E Liebre Mtns 987 Comment
  UCR149887  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  POM50359  Scutellaria tuberosa L. R. Abrams 1901-4-7 1409 Los Angeles Verdugo Hills Comment
  LA209615  Selaginella asprella Lawrence L. Kiefer; 1963-7-4 586 Los Angeles San Gabriel Mountains, San Antonio Canyon, ravine off main road, above Icehouse Canyon 1737 Comment
  LA200009  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-19 1748 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3.5 mi from mouth of canyon. 304 Comment
  RSA529305  Selaginella bigelovii Timothy S. Ross 1991-4-8 4451 Los Angeles Elephant Hill: western Pomona 229 Comment
  UC91479  Senecio astephanus Dr. A. Davidson Los Angeles Comment
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Nov 3 2006
  UC741140  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  RSA783539  Senecio douglasii J. D. Olmsted 1959-5-13 623 Los Angeles Camp Baldy Road near mouth of San Antonio Canyon, San Gabriel Mountains, Drainage Area to San Antonio Creek. 701 Comment
  CAS-BOT-BC333120  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  UCR206169  Senecio flaccidus var. douglasii A. C. Sanders, T. B. Salvato 2009-5-29 37039 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCR259900  Senecio vulgaris R. G. Swinney 2010-3-16 11950 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
  RSA659125  Senecio vulgaris LeRoy Gross 2001-3-31 366 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 396 Comment
  RSA552953  Senna artemisioides T. S. Elias 1993-1-24 12445 Los Angeles North of Claremont, along Burbank fire road in Burbank Canyon; west of Palmer Canyon Comment
  UCR162583  Sesuvium verrucosum Anuja Parikh, Nathan Gale 2004-5-31 2014 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon 259 Comment
  CAS-BOT-BC243538  Setaria italica unspecified 1916-8-1 s.n. Los Angeles unspecified Comment
  CAS-BOT-BC243581  Setaria parviflora Peter H. Raven 1956-6-17 9403 Los Angeles Westwood, Los Angeles Comment
  SEINET8851599  Silene anglica E. D. Palmer 1903-1 s.n. Los Angeles Claremont. Comment
  UC1537309  Silene californica Gordon H. True Jr. 1935-5-16 287 Los Angeles just s Bouquet Canyon Reservoir (Bouquet Canyon); just s of Bouquet Canyon Reservoir 762 Comment
  LA94354  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCSB8584  Silene laciniata subsp. laciniata Foster, R. 1937-6-2 Los Angeles Evey Canon; northeast of Claremont Comment
  UCR271592  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA730292  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel mtns.: gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  UC8437  Silene verecunda subsp. platyota Dr. A. Davidson Aug. 1892 Los Angeles Wilson's Peak Comment
  UCSB42914  Silybum marianum Gallagher, A. 1980-5-8 Los Angeles Sycamore Canyon Comment
  UCR259956  Sisymbrium altissimum R. G. Swinney 2010-5-11 12627 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA0116203  Sisymbrium altissimum Steven A. Junak 2000-3-30 SCa- 1143 Los Angeles Santa Catalina Island. Campground at Little Harbor. 6 Comment
  RSA0080390  Sisymbrium orientale R. G. Swinney 2010-3-24 12043 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR259941  Sisymbrium orientale R. G. Swinney 2010-4-13 12207 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UC998919  Sisyrinchium bellum P. O. Schallert 1944-4-20 Los Angeles Monrovia Canyon Comment
  UCR149840  Sisyrinchium bellum L. C. Wheeler 1967-9-5 10697 Los Angeles Transverse Ranges; San Gabriel Mountain, San Gabriel Mountains: Prairie Fork on road to Guffy Camp 2195 Comment
  UCR259590  Sisyrinchium bellum R. G. Swinney 2010-9-7 13731 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  SEINET13710056  Sisyrinchium bellum J. Adams, J. Adams (Botany) 1965-1 60 Los Angeles Near Claremont, Palmer Canyon, 1/4 Mi. Beyond Badua Hills 2700Ft 823 Comment
  UCR180384  Solanum americanum Scott D. White, Andrea Warniment 2006-7-6 11602 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  RSA0084494  Solanum douglasii R. G. Swinney 2010-5-4 12543 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA248838  Solanum douglasii Robert F. Thorne 1973-4-11 42847 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA422394  Solanum douglasii Jack Rempel 1932-3-20 15227 Los Angeles El Segundo. Comment
  RSA422400  Solanum douglasii Wayne E. Sawyer 1891-5-20 s.n. Los Angeles University Place. Comment
  RSA422409  Solanum douglasii T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  RSA527695  Solanum douglasii Tim S. Ross, Annette Ross 1991-6-3 5518 Los Angeles Elephant Hill: W Pomona. 329 Comment
  NY826936  Solanum elaeagnifolium J. A. Ewan 1932-8-25 680 Los Angeles Over about a ten-acre area, West Los Angeles. Comment
  UCR48947  Solanum nigrum A. C. Sanders 1987-9-18 7351 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CDA5983  Solanum rostratum W. E. Henson 1943-8-6 Los Angeles Southern Western Avenue, Los Angeles. 0 Comment
  RSA0105750  Solanum umbelliferum R. G. Swinney 2011-7-7 15446 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  CAS-BOT-BC156794  Solanum umbelliferum E. C. Twisselmann 1955-6-23 2210 Los Angeles Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  CHSC8302  Solanum wallacei Edward L. Smith 1958-2-18 325 Los Angeles In Cobal Canyon. San Gabriel Mtns. 609 Comment
  SBBG31480  Solanum wallacei R. F. Thorne 1966-4-5 35798 Los Angeles Black Jack Mtn, 0.125 mi down rd to White's Landing 411 Comment
  HSC84132  Solanum xanti David Charlton 1987-1-31 636 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  UCR199858  Solidago californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles Transverse Ranges, Verdugo Mountains, east end of the Verdugos, north side of the main crest. Deer Creek off of Beaudry Road, west of debris basin 448 Comment
  UCR182709  Solidago confinis R. G. Swinney 1997-7-16 5662 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
  CATA16  Solidago velutina subsp. californica Jenny L. McCune 2005-8-30 4 Los Angeles Santa Catalina Island: Just north of Middle Ranch Road, west of white bridge that is just west of junction with Herman's Trail, opposite pine grove 249 Comment
  UC133197  Solidago velutina subsp. californica C. F. Baker 1903-9-20 3690 Los Angeles near Claremont (San Antonio Canyon); San Antonio Canyon Comment
  RSA599737  Sonchus asper L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains: Middle Fork of Mill Creek, off Big Tujunga. 1067 Comment
  RSA641645  Sonchus asper subsp. asper L. C. Wheeler 1967-5-31 9809 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  RSA591062  Sonchus oleraceus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10927 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA599685  Sonchus oleraceus Steve Boyd, Lauren Raz 1997-5-6 9704 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
  RSA533901  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5151 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip. 250 Comment
  CAS-BOT-BC236514  Sorghum Peter H. Raven 1959-3-1 13816 Los Angeles Vermont Canyon, Griffith Park, Santa Monica Mountains 243 Comment
  LA206418  Sorghum halepense Monte Lloyd; 1950-7-30 400730 p930 Los Angeles Florence Ave. and Cedar St., Huntington Park 106 Comment
  RSA591660  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  UCR86640  Spergularia bocconi T. S. Ross 1992-4-14 6176 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR94673  Spergularia bocconi A. C. Sanders, E. J. Lott 1993-5-6 13994 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA0097913  Spergularia bocconi F. Raymond Fosberg 1931-4-3 S 4478 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 2 Comment
  RSA0107839  Spergularia bocconi Steven A. Junak 2000-5-19 SCa- 1326 Los Angeles Santa Catalina Island. On W side of 1st ridge W of Twin Rocks, ca. 0.44 mi SE of Goat Harbor., [On the label it is spelled Goat Garbor, but that is not a place.] 287 Comment
  RSA3483  Spergularia macrotheca C. B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  POM339334  Spergularia macrotheca F. R. Fosberg, S. C. Rainey 1973-11-14 55230 Los Angeles San Clemente Island. Wilson s Cove, on roadside on grassy slope Comment
  CAS-BOT-BC390261  Spergularia macrotheca var. leucantha Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9479 Los Angeles 5 miles west of Lancaster on Antelope Valley Road Comment
  SDSU20286  Spergularia macrotheca var. macrotheca Patrick McConnell 2003-4-7 25 Los Angeles Open plain south of China Point road, San Clemente Island. 85 Comment
  CATA1420  Spergularia marina Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2578 Los Angeles Santa Catalina Island: Little Harbor 0 Comment
  SBBG31489  Spergularia marina R. F. Thorne 1966-4-4 Los Angeles tip of Ballast Pt, Catalina Harbor, isthmus Comment
  SD69596  Spergularia marina Robert F. Thorne, P. Everett 1965-5-11 34540 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  CATA582  Sphaeropteris cooperi John R. Clark, T. Dvorak, C. de la Rosa, S. Ratay, T. Summers 2011-6-23 1020 Los Angeles Santa Catalina Island: Twin Rocks 218 Comment
  RSA582111  Stachys albens Louis C. Wheeler 1933-7-7 1921 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA708717  Stachys albens Scott D. White, Andrea Warniment 2005-9-9 11221 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA0037252  Stachys albens Sandy Leatherman, Jennifer S. Pareti 2013-5-28 2013 -7 Los Angeles Transverse Ranges; Santa Monica Mountains region; 0.3 miles west of the intersection of Agoura Road and Kanan Road. 258 Comment
  RSA0093049  Stachys bullata Richard G. Swinney 2011-4-5 14343 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 degrees) NNW of the trailhead. 451 Comment
  UCR124441  Stachys bullata I. W. Clokey, B. C. Templeton 1929-1 4460 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  JEPS24116  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles along Coast Highway just se of bridge over Malibu Creek (Santa Monica Mountains); , near Malibu Creek 7 Comment
  SBBG25146  Stanleya pinnata var. pinnata Leota Davidson 1965-5-9 165 Los Angeles Hwy 14, ca. 16 mi E of Solemint Comment
  SD264788  Stebbinsoseris heterocarpa Steven A. Junak, Ralph N. Philbrick 2001-5-17 Sca 1528 Los Angeles UTM in supplement. Santa Catalina Island. E of Little Harbor, near Sheep Chute Road, ca. 0.5 mile from intersection with Little Harbor Road. 121 Comment
  UC306449  Stebbinsoseris heterocarpa S. B. Parish 1919-4-19 19256 Los Angeles near San Dimas (slopes of Lone Hill, Southern California); slopes of Lone Hill Comment
  RSA0112074  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-18 SCa- 1299 Los Angeles Santa Catalina Island. S side of N Shore Road, 0.6 mi. E of turn-off for Howland's Landing. 39 Comment
  UCR271903  Stellaria media R. G. Swinney 2011-3-15 14073 B Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  RSA662326  Stellaria media Daniel Curran 1981-3-3 50 Los Angeles Cal Poly Pomona campus near old greenhouse. Comment
  CAS-BOT-BC375143  Stephanomeria cichoriacea F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  RSA127763  Stephanomeria cichoriacea P. H. Raven, Henry J. Thompson 1958-10-11 13744 Los Angeles Las Tunas Canyon at Coast Highway 152 Comment
  UCR209122  Stephanomeria cichoriacea R. G. Swinney 2008-6-24 9088 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  UC494414  Stephanomeria diegensis Philip A. Munz 1932-8-31 12816 Los Angeles Playa del Rey Comment
  UC1584880  Stephanomeria exigua subsp. coronaria Tim Ross and Steve Boyd 1991-7-24 5644 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1901 Comment
  JEPS36900  Stephanomeria pauciflora Donald H. Graham 1917-10-12 Los Angeles Lancaster Comment
  RSA474242  Stephanomeria virgata Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  UCR124394  Stephanomeria virgata I. W. Clokey, B. C. Templeton 1929-1 4581 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR210476  Stephanomeria virgata R. G. Swinney 2008-11-30 9897 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR219278  Stephanomeria virgata Jonas A. Winbolt, Rocky Brown 2010-8-20 013 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA474243  Stephanomeria virgata George Vowels 1965-8-13 10124 Los Angeles Near San Diego Freeway, Mulholland area, Santa Monica Mts. Comment
  UCD136446  Stephanomeria virgata subsp. pleurocarpa Steve Boyd 1997-9-17 10036 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon. South of Liebre Mountain. 914 Comment
  SBBG105358  Stephanomeria virgata subsp. virgata H. L. Ferguson 1981-8-11 258 Los Angeles near West Beach 6 Comment
  RSA0078381  Stipa coronata R. G. Swinney 2010-4-23 12330 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR62857  Stipa hymenoides B. Lennart Johnson 1957-5-4 s.n. Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  SEINET10603865  Stipa lemmonii Adolph D. E. Elmer Elmer 4165 Los Angeles Lancaster. Comment
  RSA0080395  Stipa lepida R. G. Swinney 2010-3-24 12097 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
  UCR190269  Stipa lepida R. G. Swinney 2000-6-25 7792 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCR273046  Stipa occidentalis R. G. Swinney 2011-7-8 15488 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR204517  Stipa pulchra R. G. Swinney 2005-4-15 8214 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  UCR282143  Stipa speciosa R. G. Swinney 2014-4-10 16066 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC61003  Streptanthella longirostris Robert F. Thorne; G. Wallace 1973-4-24 43453 Los Angeles Antelope Valley, Western Mojave Desert. Lovejoy Buttes, north of Llano. 914 Comment
  POM213014  Streptanthella longirostris P. A. Munz 1935-4-1 13595 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  POM50642  Streptanthella longirostris A. D. E. Elmer 1902-06 3625 Los Angeles Lancaster. Comment
  RSA585365  Stylocline psilocarphoides Timothy S. Ross 1991-4-27 4724 Los Angeles Black Butte 1082 Comment
  RSA586616  Stylocline psilocarphoides Timothy S. Ross, Steve Boyd 1991-3-23 4285 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  UCR124409  Suaeda californica B. C. Templeton 1968-2-25 11393 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA760415  Swertia neglecta Unspecified 680621 Los Angeles Angeles National Forest, Upper Chialo [Chilao] Campground. 1616 Comment
  RSA642713  Symphoricarpos albus var. laevigatus Orlando Mistretta 1992-7-13 691 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA755458  Symphoricarpos rotundifolius var. parishii R. G. Swinney 2008-10-8 9533 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  UCR210152  Symphoricarpos rotundifolius var. parishii R. G. Swinney 2008-10-16 9612 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  SEINET7907328  Syntrichopappus fremontii J. Massey, J. Henrickson 1966-1 Los Angeles E of High Vista, 4 St Comment
  RSA0113995  Syntrichopappus lemmonii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7525 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA474446  Syntrichopappus lemmonii Anstruther Davidson, H. E. Hasse 1906-6-5 1474 Los Angeles San Gabriel Mountains. By Rock Creek. Comment
  RSA587150  Syntrichopappus lemmonii Orlando Mistretta 1995-4-28 1658 Los Angeles Kitter canyon. Slopes W of main Canyon. 1402 Comment
  RSA94632  Syntrichopappus lemmonii F. W. Peirson 1921-5-19 4244 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  RSA0022518  Tamarix ramosissima Duncan S. Bell, Caitlin Elam 2013-6-24 5238 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA17071  Tauschia arguta C. B. Wolf 1936-5-27 7841 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  UCR215124  Tauschia arguta Sarah C. Pasquini 2008-4-19 24 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
  POM3335  Tauschia parishii I. M. Johnston 1917-7-1 1749 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA239840  Tauschia parishii John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles near the base of Mt. Baden-Powell trail 2194 Comment
  RSA660165  Tauschia parishii Orlando Mistretta 1992-5-25 441 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  RSA718062  Tauschia parishii R. G. Swinney 1997-8-19 5808 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  UCR223509  Tauschia parishii R. G. Swinney 2009-5-28 10941 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA339710  Tetradymia axillaris var. longispina R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55013 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  UC566635  Tetradymia axillaris var. longispina H. L. Mason 1930-4-20 5590 Los Angeles hills near Rock Creek; Mohave Desert Comment
  OBI29186  Tetrapteron graciliflorum David J. Keil 1976-12-12 11898 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  UCSB2089  Thalictrum fendleri var. polycarpum Wedberg, H. 1958-5-10 Los Angeles 0.4 mi. s-west of jct. Mulholland Hwy-Latigo Can. Rd., on Latigo Can. Rd., Santa Monica Mtns. Comment
  CAS-BOT-BC88453  Thysanocarpus curvipes Timothy S. Ross 1991-4-28 4765 Los Angeles Adobe Mountain. Southwesterly extension of the mountain. 975 Comment
  RSA0121924  Thysanocarpus curvipes subsp. amplectens A. C. Sanders, Mark Elvin 2003-3-5 25731 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River. 335 Comment
  RSA0057492  Thysanocarpus curvipes var. eradiatus Timothy S. Ross, Steve Boyd 1991-3-23 4265 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  RSA0039172  Thysanocarpus desertorum Timothy S. Ross, Steve Boyd 1991-3-23 4244 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  RSA0121934  Thysanocarpus desertorum Orlando Mistretta, Christine Mistretta 2008-4-3 2295 Los Angeles Liebre Mountains region: near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14, in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  CAS-BOT-BC67020  Thysanocarpus laciniatus P. A. Munz; L. Street; G. Williams 1919-4-5 2472 a Los Angeles Puddingstone Canyon. 289 Comment
  RSA0060817  Thysanocarpus laciniatus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6965 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
  SD240952  Thysanocarpus laciniatus R. G. Swinney 2009-4-2 10273 Los Angeles Transverse Ranges: San Gabriel Moutains Foothills/Western Mojave Desert: Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road (Valyermo 7.5'Q) 1220 Comment
  SFV6201  Thysanocarpus laciniatus R. M. Muran 1974-2-9 12 Los Angeles Santa Monica Mountains Rustic Canyon along the river bed. 412 Comment
  RSA0074062  Thysanocarpus laciniatus Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall. 609 Comment
  RSA214561  Torilis nodosa L. C. Wheeler 1932-5-15 710 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  RSA455451  Torilis nodosa Anstruther Davidson 1914-5-1 s.n. Los Angeles near Point Fermin Comment
  RSA608385  Tragopogon porrifolius L. C. Wheeler 1933-7-14 1935 Los Angeles Huntington Dr. at Monterey road, northeast Los Angeles. 73 Comment
  RSA623980  Tragopogon porrifolius C. J. Fotheringham 1996-4-23 131 Los Angeles N. E. corner of Toland Way and Armadale, Eagle Rock 600 Comment
  LA81990  Trichostema lanatum O. H. Kappler; 1940-5-26 30 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR165065  Trichostema lanatum A. C. Sanders, Helen Kennedy 2005-4-13 29461 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SBBG14232  Trichostema lanceolatum M. A. Piehl 1962-10-3 62479 Los Angeles ridge above S fork of Gallagher Cyn 396 Comment
  RSA229723  Trichostema parishii Robert F. Thorne 1969-7-2 38203 Los Angeles San Gabriel Mtns., Angeles National Forest: Crevices under outcropping boulders along small intermittent stream (left fork of Alder Creek) in sandy bottom of arroyo, Charlton Flat burn (of 1954) 1585 Comment
  SBBG113060  Trifolium albopurpureum S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 592 Los Angeles N of Airport Rd, near abandoned rd to ridge with Whitley's Pk, ca. 0.15 mi from main rd 426 Comment
  UCR142789  Trifolium albopurpureum L. C. Wheeler 1967-5-8 9367 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  RSA593772  Trifolium albopurpureum var. albopurpureum Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8559 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SEINET3131823  Trifolium ciliolatum G. B. Grant 1314 Los Angeles Pasadena Comment
  UC171098  Trifolium ciliolatum Marcus E. Jones 1882-5-9 Los Angeles Pasadena Comment
  POM349432  Trifolium ciliolatum Geo L. Moxley 1915-5-9 317 Los Angeles Canyon in hills east of Occidental College Comment
  RSA692077  Trifolium fragiferum A. C. Sanders, Mark Elvin 2002-6-25 25282 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. 274 Comment
  POM349433  Trifolium gracilentum M. B. Dunkle 1929-4-14 2126 Los Angeles Haypress, Santa Catalina Island Comment
  UCR126748  Trifolium gracilentum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26226 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  RSA0096635  Trifolium gracilentum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-5-1 SCa- 615 Los Angeles Santa Catalina Island. NE end of Patrick Reservoir. 426 Comment
  SD90368  Trifolium gracilentum Robert F. Thorne 1973-4-12 42894 Los Angeles San Clemente Island, south of locked gate near Vista on high grassy plateau 518 Comment
  RSA0023260  Trifolium microcephalum Robert F. Thorne 1980-4-25 54137 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA228985  Trifolium monanthum subsp. grantianum Robert F. Thorne 1971-8-25 41314 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip 2256 Comment
  RSA0058206  Trifolium obtusiflorum Richard G. Swinney 2010-6-23 13375 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA682455  Trifolium obtusiflorum LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1044 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  SD86338  Trifolium palmeri R. Mitchel Beauchamp, M. Douglas 1972-3-24 3230 Los Angeles San Clemente Island, north of Nanny, grassy field 249 Comment
  SEINET3132579  Trifolium tridentatum Unknown 1903-4-10 3249 Los Angeles Near Inglewood Comment
  RSA659740  Trifolium tridentatum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 98 Los Angeles San Clemente Island. Comment
  POM349551  Trifolium willdenovii Louis Greata 1901-03 2287 Los Angeles Highland Park. Comment
  SBBG127992  Trifolium willdenovii M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2829 Los Angeles hillside above New York Harbor 54 Comment
  POM349546  Trifolium willdenovii Jennie Alberts 1884-4-4 s.n. Los Angeles USC Campus Comment
  POM349605  Trifolium wormskioldii Freda Detmers 1931-5-10 s.n. Los Angeles Foothill Blvd, Near Azusa. Comment
  RSA91015  Trifolium wormskioldii F. W. Peirson 1930-5-31 8915 Los Angeles Below Lovejoy Dam. Lovejoy Buttes. SW Mojave Desert. Comment
  SD72775  Triticum aestivum F. R. Fosberg 1931-4-8 S 4514 Los Angeles Avalon Valley, Santa Catalina Island, roadside 39 Comment
  RSA426268  Turricula parryi F. R. Fosberg 1931-8-12 S 5468 Los Angeles Buckhorn Trail, Islip-Williamson divide between Bear and Big Rock Creeks; San Gabriel Mts. 2000 Comment
  UCR210272  Typha domingensis R. G. Swinney 2008-10-16 9608 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA0105493  Umbellularia californica R. G. Swinney 2011-11-3 15981 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA276013  Umbellularia californica Jack Delaini 1974-2-27 49 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Comment
  RSA599201  Umbellularia californica L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  SD69710  Uropappus lindleyi Robert F. Thorne 1966-4-28 36218 Los Angeles Santa Catalina Island, near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  UC1211023  Urtica dioica subsp. holosericea Huron H. Smith 1912-6-15 5114 Los Angeles Santa Catalina Island, Road to Middle Ranch Santa Catalina Island 335 Comment
  RSA475486  Venegasia carpesioides Thekla Mohr 1911-1 1931 Los Angeles Topanga, Los Angeles Comment
  SFV21409  Venegasia carpesioides L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1049 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  UCR24154  Venegasia carpesioides John C. Roos 1942-3-14 998 Los Angeles Western Transverse Range; Santa Monica Mtns., Sepulveda Canyon, West Los Angeles 350 Comment
  SBBG131697  Verbena bracteata S. A. Junak 1999-9-11 SCa 1101 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  UCR154196  Verbena lasiostachys A. C. Sanders, T. B. Salvato 2005-5-24 30248 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR88670  Verbena lasiostachys Scott D. White, Chet McGaugh 1995-5-9 3013 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
  LA34203  Verbena lasiostachys var. lasiostachys Peter H. Raven; Henry J. Thompson 1959-5-5 14106 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA348073  Verbena lasiostachys var. lasiostachys Dave Kelly, Walter Wisura 1986-4-30 4112 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  HSC21748  Verbena lasiostachys var. scabrida C. E. Fellows 1965-9-6 132 Los Angeles 3/10 mi. W of Las Virgenes Rd. on Mullholland Rd., SW side. Comment
  POM155674  Verbena robusta M. B. Dunkle 1928-5-13 1955 Los Angeles Pebbly Beach Canyon, Santa Catalina Island. 46 Comment
  POM199543  Veronica persica I. W. Clokey, Bonnie C. Templeton 1929-03 4515 Los Angeles Mandeville Canyon, Santa Monica Mountains. 275 Comment
  RSA0110614  Vicia Steven A. Junak 1999-4-22 SCa- 835 Los Angeles Santa Catalina Island. At end of White's Landing, just E of amphitheater. 6 Comment
  UCSB7250  Vicia americana Ballard 1954-3-14 Los Angeles San Dimas Park Comment
  SBBG131036  Vicia villosa subsp. varia S. A. Junak 1999-5-6 SCa 879 Los Angeles just W of Cherry Cove 60 Comment
  SFV22015  Vicia villosa subsp. varia V. Soza, L. Gross, A. Munoz 2000-5-12 899 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  CATA3461  Vinca major Jaimie Choi, Stuart Olshevski 2017-7-5 006 Los Angeles Santa Catalina Island: Interior; Upper Middle Canyon watershed on roadside of Middle Ranch Rd, southwest of Pumphouse #2 306 Comment
  RSA598924  Vinca major S. White 1997-3-12 4744 Los Angeles Zuma Beach area: Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  POM346576  Vinca major Barry Burnell 1969-5-22 134 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  SEINET12283076  Vinca major J. Bright, Wyman, C. 1931-1 5699 Los Angeles Collected at Hollywood Comment
  LA210888  Viola pedunculata Arthur C. Gibson; 2003-5-6 4874 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Deerlick Trail in meadows. Opposite Mulholland Highway. Comment
  UC19325  Viola pedunculata W. H. Brewer 1861-2-19 203 Los Angeles San Fernando Plain Comment
  UCR202684  Viola pinetorum R. G. Swinney 2001-8-9 8032 Los Angeles San Gabriel Mtns., Pleasant View Ridge, saddle at the west end of Mt. Williamson 2500 Comment
  RSA578980  Viola purpurea subsp. purpurea Tim S. Ross, Steve D. Boyd 1994-5-11 7818 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  POM184508  Viola purpurea subsp. quercetorum Thomas Craig 1927-6-8 401 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  UCR209498  Viola quercetorum R. G. Swinney 2008-6-17 9034 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  CAS-BOT-BC203187  Vitis girdiana Alice Eastwood 1906-6-1 144 Los Angeles Laurel Canyon Comment
  UCD93875  Vulpia microstachys var. ciliata Ernest C. Twisselmann 1962-4-10 6856 Los Angeles Antelope Valley, Avenue A, 3.1 miles west of Highway 6. 670 Comment
  SEINET10604438  Vulpia microstachys var. ciliata Hermann E. Hasse, John H. Kellogg Hasse s.n. Los Angeles Comment
  RSA587963  Vulpia microstachys var. microstachys Orlando Mistretta 1992-5-4 248 A Los Angeles Little Rock Creek. Alimony Ridge; Juniper Hills. 1463 Comment
  RSA252906  Vulpia microstachys var. pauciflora R. F. Thorne 1973-5-11 43566 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA623848  Vulpia microstachys var. pauciflora Jon E. Keeley 1978-5-10 7282 Los Angeles 1.6km north of Pacific Coast Hwy on Kanan-Dume Rd. 300 Comment
  RSA659749  Vulpia myuros Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 69 Los Angeles San Clemente Island. Comment
  RSA518483  Vulpia myuros var. hirsuta A. C. Sanders 1988-2-3 7605 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA694829  Woodwardia fimbriata J. F. James 1880-1 s.n. Los Angeles Los Angeles Comment
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Apr 26 2014
  SBBG37701  Xylococcus bicolor R. Moran, B. C. Templeton 1941-2-28 650 Los Angeles head of Johnson's Cyn 400 Comment
  UC625115  Xylococcus bicolor F. R. Fosberg 1931-5-21 S 4956 Los Angeles between Cherry Valley and Howlands Landing (Santa Catalina Island); Santa Catalina Island 20 Comment
  RSA167654  Yabea microcarpa P. H. Raven, Robert F. Thorne 1964-5-7 19024 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA656558  Yucca brevifolia James Henrickson 2000-4-21 20713 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole. 854 Comment
  UCR281162  Yucca brevifolia R. G. Swinney 2014-4-23 16172 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SEINET4670567  Yucca whipplei I. W. Clokey 1938-7-1 6994 Los Angeles Pasadena Glen. 400 Comment
  UC1272480  Yucca whipplei Howard J. Arnott 1955-6-19 74 Los Angeles about 2 mi below Mill Creek Summit (on road from Angeles Crest Hwy to Vincent Siding, near turnoff to Aliso Canyon) 1310 Comment
  SEINET7948063 Image available Yucca whipplei var. parishii Ira Waddell Clokey 1935-1 6994 Los Angeles Pasadena Glen 400 Comment
  SD197639  Zannichellia palustris R. G. Swinney 2005-8-11 8472 Los Angeles San Gabriel Mountains: Big Rock Creek at Paradise Springs. 1438 Comment
  SEINET12189283  Zauschneria cana Unknown 1911-1 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains Comment
  CATA3357  Zeltnera venusta Amy Catalano 2017-4-25 064 Los Angeles Santa Catalina Island: Lower end of Big Springs Canyon 60 meters up canyon from Isthmus Rd. 19 Comment
  RSA653476  Zigadenus fremontii Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 784 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  UCR200119  Zigadenus fremontii Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 784 Los Angeles Verdugo Mountains, south side'', Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 396 Comment



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