Search Results — 2000 specimen records retrieved (1542 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
  POM184073  Abronia umbellata subsp. umbellata P. A. Munz 1932-8-31 12814 Los Angeles Back beach, Playa del Rey. Comment
  RSA632005  Acacia mearnsii L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mountains: Middle fork west ravine, remote from road but near water supply tunnel 548 Comment
  CAS-BOT-BC412574  Acanthoscyphus parishii var. parishii Le Roy Abrams 1901-7-1 1893 Los Angeles Wilson's Pk 1767 Comment
  RSA394170  Acer macrophyllum Bonnie C. Templeton 1952-04 7703 Los Angeles Near stream, Topanga Canyon, Santa Monica Mountains. Comment
  SEINET12766388  Acer macrophyllum K. Dobry 1991-5-2 581 Los Angeles Elsmere Canyon, West San Gabiel Mountains.; 0 Comment
  RSA732918  Achnatherum occidentale subsp. occidentale R. G. Swinney 1999-8-16 7655 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  CHSC100198  Achnatherum speciosum John Dittes 2006-6-5 1404 Los Angeles Transverse Ranges; San Gabriel Mts.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman, and 0.6 air-miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy-5, north and east of Little Bear Road exit. 896 Comment
  RSA717217  Achnatherum speciosum Scott D. White, Pam DeVries 2006-5-10 11435 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCSB30476  Achnatherum speciosum Jorgen, R. 1975-5-11 Los Angeles Intersection Ave U-8 and Pearblossom Hwy, 2.0 mi E of Littlerock on CA Hwy 138 975 Comment
  SFV10353  Achyrachaena mollis M. L. Vincent 1963-5-22 355 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  CAS-BOT-BC204749  Acmispon argophyllus var. argenteus Frank W. Peirson 1923-4-9 3468 Los Angeles 2 miles S.-E. of Wilsons [Wilson] Cove, San Clemente Comment
  CAS-BOT-BC204756  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-4 7252 Los Angeles China Point, Pyramid Cove, San Clemente Island Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. Comment
  SBBG120127  Acmispon brachycarpus A. C. Sanders 2005-5-5 29948 Los Angeles W edge of Cruzan Mesa, N of Bench Mark "Plum"; Santa Clarita area 671 Comment
  SBBG125832  Acmispon brachycarpus A. Parikh, N. Gale 2010-5-24 3213 Los Angeles Sierra Pelona, 5.4 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1105 Comment
  UCD104126  Acmispon glaber Daryl Koutnik 1978-4-28 413 Los Angeles Point Dume near Zuma Beach. Comment
  CHSC95797  Acmispon glaber var. brevialatus LeRoy Gross 2005-5-3 2251 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  LA52434  Acmispon glaber var. glaber A. M. Johnson; 1932-5-30 4102 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  SBBG95188  Acmispon grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Emerald Bay Comment
  SEINET3245643  Acmispon maritimus R. G. Swinney 2008-1 8573 Los Angeles San Gabiel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn (Glendora 7.5') 354 Comment
  CATA1611  Acmispon micranthus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2881 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 384 Comment
  CATA1727  Acmispon strigosus Mark L. Hoefs, Steven A. Junak 2000-4-14 3074 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  UC206238  Acourtia microcephala Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  UCR191665  Adenostoma fasciculatum Alex R. Van Dam 2004-4-25 042 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA660223  Adenostoma fasciculatum var. fasciculatum Fred Brooks 1988-4-3 4 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UCR276891  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-16 14735 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  CAS-BOT-BC65563  Adiantum capillus-veneris L. R. Abrams; I. L. Wiggins 1931-7-4 322 Los Angeles White's Landing, Santa Catalina Island Comment
  LA94106  Adiantum capillus-veneris Lawrence L. Kiefer; 1966-3-27 1808 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA0022053  Adiantum capillus-veneris R. G. Swinney, Jane Strong 2009-4-7 10306 Los Angeles San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  UCR217426  Adiantum capillus-veneris R. G. Swinney 2009-2-26 10036 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  UCR271205  Adiantum capillus-veneris R. G. Swinney 2011-11-1 15971 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  SEINET8671697 Image available Adiantum capillus-veneris F. R. Fosberg 1931-1 R 112 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  LA94096  Adiantum jordanii Lawrence L. Kiefer; 1966-4-10 1850 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho in ravine W of canyon. 304 Comment
  UC399482  Adiantum jordanii C. F. Millspaugh 1919-12-4 4463 Los Angeles Hamilton Beach Canyon; Santa Catalina Isl Comment
  SD129304  Aeonium arboreum A. C. Sanders 1988-2-3 7597 Los Angeles El Segundo Dunes, immediately west of Los Angeles Internation Airport & Pershing Dr. 29 Comment
  RSA430462  Aeonium haworthii A. C. Sanders 1987-7-22 7146 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. Comment
  CDA6743  Ageratina adenophora T. C. Fuller 1961-5-8 6294 Los Angeles Griffith Park, Los Angeles, east of Greek Theatre. 0 Comment
  SFV19327  Agoseris retrorsa P. Wilson, J. N. Hogue 242.4 2005-5-23 4209 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  RSA156039  Agrostis exarata P. H. Raven 1962-5-21 17814 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon 198 Comment
  SBBG17976  Agrostis pallens E. R. Blakley 1963-4-10 5583 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CHSC100222  Agrostis viridis John Dittes; Josephine Guardino 2006-11-26 1436 Los Angeles Western Transverse Range; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; moist sand at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA279034  Ailanthus altissima Robert F. Thorne, C. W. Tilforth 1971-4-9 41510 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon, W Fork 488 Comment
  RSA596806  Ailanthus altissima Tim S. Ross, J. Mark Porter 1995-5-4 8505 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 610 Comment
  UC1870309  Ailanthus altissima LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  UCR205944  Ailanthus altissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37069 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
  SEINET10719975  Allium Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2578 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  SEINET10666943 Image available Allium cepa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2574 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  UCR189272  Allium fimbriatum R. G. Swinney 1998-5-16 6084 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA214287  Allium haematochiton L. C. Wheeler 1934-3-10 2423 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  RSA639707  Allium monticola L. C. Wheeler 1968-7-15 s.n. Los Angeles Southwest side Dawson Peak. 2865 Comment
  SBBG95680  Allium praecox A. Liston, O. Mistretta, L. Rieseberg 1989-4-30 805 -4 Los Angeles Waynuk Cyn Comment
  JEPS69358  Allophyllum divaricatum Frank W. Peirson 1918-10-26 293 Los Angeles Big Dalton Canyon San Gabriel Mts., Big Dalton Canyon 762 Comment
  RSA626980  Allophyllum divaricatum L. C. Wheeler 1967-5-15 9579 Los Angeles South side Elsmere Canyon near the mouth. 518 Comment
  RSA599762  Allophyllum gilioides subsp. violaceum Steve Boyd, Lauren Raz 1997-5-6 9781 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA410075  Allophyllum glutinosum L. C. Wheeler 1932-6-12 820 Los Angeles San Gabriel Mountains: San Dimas CanyFoothills 1/2 mi. E Palmer Canyon.on. 549 Comment
  UCR104745  Alnus rhombifolia David Charlton 1989-4-30 2999 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  CAS-BOT-BC138031  Alopecurus carolinianus LeRoy Abrams 1901-4-1 1455 Los Angeles Inglewood. Comment
  UC1136533  Amaranthus albus Jerome S. Horton 1936-9-2 400 Los Angeles Tanbark Pomona Quad. 762 Comment
  RSA752284  Amaranthus palmeri Justin M. Wood 2009-7-25 1160 -A Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  SDSU6854  Amblyopappus pusillus R. M. Beauchamp 1967-3-17 250 Los Angeles East of Wilson Cove of San Clemente Island. Comment
  POM50143  Amblyopappus pusillus L. R. Abrams 1901-6-20 1865 Los Angeles Near Ballona Harbor. Comment
  RSA177888  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-5-11 34647 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  CAS-BOT-BC133199  Ambrosia acanthicarpa Dan S. Cooper 2010-6-13 610 -66 Los Angeles Western Transverse Range; eastern Santa Monica Mtns.: Forest Lawn Drive west of Griffith Park 155 Comment
  RSA587172  Ambrosia acanthicarpa Orlando Mistretta 1995-10-2 1931 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  CAS-BOT-BC13723  Ambrosia chamissonis Le Roy Abrams; Ira L. Wiggins 1931-7-6 358 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  RSA416921  Ambrosia chamissonis F. R. Fosberg 1931-5-19 S 4922 Los Angeles Santa Catalina Island. Whites Landing. 0 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
  RSA710803  Ambrosia salsola var. salsola LeRoy Gross 2005-5-3 2247 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA725839  Amelanchier pallida R. G. Swinney 1997-7-16 5661 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  RSA0079965  Amsinckia intermedia L. R. Abrams 1901-4-1 1233 Los Angeles Ballona Harbor. Comment
  UC1587636  Amsinckia intermedia Tim Ross 1991-4-21 4547 Los Angeles ridgetop between Turnbull and Sycamore Canyons ((Puente Hills, pro parte)); Whittier Hills 320 Comment
  POM3914  Amsinckia intermedia I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  LA40183  Amsinckia menziesii var. menziesii A. H. Lange; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SJSU1845  Amsinckia tessellata C. W. Sharsmith 1957-4-13 6376 Los Angeles 1 mi S of Gorman 1066 Comment
  UCR223505  Amsinckia tessellata R. G. Swinney 2009-5-28 10945 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA250602  Amsinckia tessellata var. tessellata R. F. Thorne 1970-4-17 39511 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  RSA630367  Amsinckia tessellata var. tessellata L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  RSA711440  Amsinckia tessellata var. tessellata LeRoy Gross 2005-5-19 2305 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA592441  Anagallis arvensis Louis C. Wheeler 1967-5-13 9500 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA670405  Anemopsis californica B. C. Templeton 1938-6-22 1685 Los Angeles Shoemaker Canyon, near Valyermo. Comment
  SEINET3129611  Anemopsis californica G. B. Grant 1904-4-23 Ex 43 Los Angeles Redondo Comment
  JEPS32856  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles hills 2 mi e Gorman 1097 Comment
  RSA638822  Anthriscus caucalis Valerie L. Soza, Laura Moore 1999-6-30 580 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  SBBG83172  Antirrhinum coulterianum R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA14204  Antirrhinum coulterianum Carl B. Wolf 1926-03 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR190446  Antirrhinum kelloggii R. G. Swinney 2000-5-6 7669 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  UCR270016  Antirrhinum kelloggii R. G. Swinney 2010-3-24 12070 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA600024  Antirrhinum multiflorum Steve D. Boyd, Lauren Raz 1997-5-29 9926 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1128 Comment
  SFV6493  Antirrhinum multiflorum T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 Los Angeles Santa Susana Mountains Along sandstone ridge just west of junction of main ridge road with Brown Canyon Road. 1067 Comment
  UC1483328  Antirrhinum multiflorum Robert F. Thorne and L. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest, W of North Fork of San Gabriel River in San Gabriel Canyon 914 Comment
  UCR131604  Antirrhinum multiflorum L. C. Wheeler 1932-5-25 757 Los Angeles Western Transverse Range; Santa Monica Mtns., head of Sepulveda Canyon 366 Comment
  UCR277030  Antirrhinum multiflorum R. G. Swinney 2010-5-25 12912 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA156063  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-5-20 17779 Los Angeles Santa Catalina Island. Near Bird Park, Avalon Comment
  UCD143193  Aphanes arvensis P. B. Kennedy 1927-5-19 s.n. Los Angeles from Campbell Seed Co., Pasadena. Comment
  SD239692  Aphanisma blitoides A. C. Sanders 2010-5-7 38337 Los Angeles South Coast: Palos Verdes Peninsula near Los Angeles city boundary (San Pedro 7.5'Q) 29 Comment
  LA209584  Apiastrum angustifolium Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM246415  Apiastrum angustifolium F. R. Fosberg 1931-3-31 S- 4428 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA681887  Apiastrum angustifolium Scott D. White, Michael Honer 2003-6-18 9565 Los Angeles Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  CLARK-A1528-1426  Apium leptophyllum John C. Roos 1937-4-21 Los Angeles Claremont Comment
  SD181726  Apocynum cannabinum LeRoy Gross, Naomi Fraga, et al. 2003-6-19 1109 Los Angeles Verdugo Mountains region: North side of mountains. West of Haines Canyon Park, off of Estepa Drive in Tujunga. 456 Comment
  RSA729432  Aquilegia formosa R. G. Swinney 1998-7-14 6425 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  POM366917  Aquilegia formosa John E. Marble 1894-5-26 s.n. Los Angeles Rock Creek. Comment
  RSA0017024  Arabis platysperma var. platysperma F. W. Peirson 1920-9-12 58 Los Angeles South trail to Baldy (Mt. San Antonio), San Gabriel Mts. 2820 Comment
  RSA587127  Arabis pulchra Orlando Mistretta 1995-5-23 1736 Los Angeles Bare Mt. Canyon near summit of Bae mt. on N ridge. 1768 Comment
  SEINET5340787  Arabis sparsiflora G. B. Grant 1904-4-4 53 a-5633 Los Angeles Collected at Garvanza. Comment
  CAS-BOT-BC128636  Arbutus menziesii L. Street 1918-5-19 s.n. Los Angeles Mt. Wilson's Trail 914 Comment
  RSA629079  Arctostaphylos T. S. Ross, Steve Boyd 1994-6-23 8034 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA629080  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20249 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA626672  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15781 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626699  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15710 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA586698  Arctostaphylos glandulosa subsp. gabrielensis Orlando Mistretta 1995-6-20 1794 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Fountainhead spring, E of Pacifico Mtn. 2012 Comment
  RSA626835  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22124 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629092  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20251 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  UC1120191  Arctostaphylos glandulosa subsp. glandulosa A. D. Gifford 1934-4-25 161 Los Angeles 1/2 mi ne Castro Pk.; Triunfo Pass Quadrangle Comment
Read comments
Jul 10 2011
  SBBG112159  Arctostaphylos glandulosa subsp. mollis C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1684 Comment
  CAS-BOT-BC39335  Arctostaphylos glauca Samuel B. Parish 1887-6-1 1958 Los Angeles N. side of Baldy Mtn. Comment
  LA34182  Arctostaphylos glauca Peter H. Raven; 1959-2-23 13803 Los Angeles Santa Monica Mountains, Mulholland Dr 3.1 mi. E of Decker Road 548 Comment
  RSA631438  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15618 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631562  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22005 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631623  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15770 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA70873  Arctostaphylos glauca Mabel Peirson 1925-2-14 5433 Los Angeles Arroyo Seco, not far above the stadium, Pasadena Comment
  SBBG5430  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles Devils Punchbowl, Big Rock Spring Comment
  SFV22023  Arctostaphylos glauca V. Soza, I. E. Anderson, L. Gross 2000-6-6 991 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons. Ridgetop along fire road. 838 Comment
  RSA0087359  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15795 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mtns. 900 Comment
  RSA633073  Arctostaphylos mariposa James McCammon 1966-5-1 13 Los Angeles Leibre Mountain Road, Angeles National Forest. 1580 Comment
  CAS-BOT-BC46774  Arctostaphylos parryana Timothy S. Ross; Darin Banks 1994-6-21 7987 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the w., an upper tributary of Santiago 1923 Comment
  RSA634726  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20513 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 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
  RSA635147  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20582 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA228988  Arctostaphylos patula R. F. Thorne 1971-8-25 41276 Los Angeles below summit of Mt. Hawkins 2651 Comment
  RSA772159  Arctostaphylos patula R. G. Swinney 2009-6-2 10995 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR126815  Arctotheca prostrata A. C. Sanders 2003-5-1 26289 Los Angeles San Gabriel Valley, Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210 171 Comment
  UCD95185  Argemone munita Steve Mason 1993-5-2 31 Los Angeles Mojave Desert, off W. State Rt. 138, 1 mile past W. 110th Street., S on dirt road, 0.4 mile in, 30' off west roadside. 762 Comment
  POM285865  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2122 Los Angeles 1.9 miles SE of Valyermo Postoffice on road to Wrightwood. Comment
  CAS-BOT-BC401794  Argemone munita subsp. rotundata T. C. Fuller 1963-6-25 10702 Los Angeles N. side of Ave. D (Hwy 138) to Lancaster, 0.9 mi. e. of 24th St., 19.4 mi. e. of Gorman, w. Mojave Desert Comment
  CATA3378  Aristida adscensionis Peter J. Dixon 2016-5-12 054 Los Angeles Santa Catalina Island: Lower Coffeepot Canyon, 110 m east of red ridge rd. 530 m north of Pacific Ocean 200 Comment
  SBBG12856  Artemisia californica E. R. Blakley 1961-9-23 4742 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 6 Comment
  SBBG12904  Artemisia californica E. R. Blakley 1962-10-3 5386 Los Angeles head of Swain's (Swain) Cyn and the island rd 396 Comment
  SBBG42215  Artemisia californica M. B. Dunkle 1939-4-3 7226 Los Angeles Chenetti Cyn Comment
  SDSU3  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles San Clemente Island. Comment
  UC1595418  Artemisia californica Tim Ross and Annette H. Ross 1991-7-29 5724 Los Angeles w of Pomona (nw side of Elephant Hill); Puente Hills, Elephant Hill 243 Comment
  CAS-BOT-BC90349  Artemisia douglasiana L. R. Abrams 1901-8-21 2181 Los Angeles Ballona Comment
  RSA417310  Artemisia dracunculus H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  RSA0077383  Asclepias fascicularis Orlando Mistretta 1992-8-20 s.n. Los Angeles San Gabriel Mts. region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. Comment
  RSA574287  Asparagus asparagoides John Dolan 1993-3-15 s.n. Los Angeles Claremont: grounds of RSABG. 410 Comment
  LA94114  Aspidotis californica Lawrence L. Kiefer; 1966-3-20 1750 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 0.5 mi below Fernwood. 213 Comment
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Sep 26 2014
  UCR208179  Aspidotis californica M. B. Dunkle 1928-5-28 1928 Los Angeles Channel Islands, Santa Catalina Island, Empire Landing 183 Comment
  RSA5872  Aster bernardinus C. B. Wolf 1932-9-16 4123 Los Angeles Bryant Ranch, west side of San Gabriel River Flood Control, 1/2 mi. So. of 7th St (Long Beach), 1645 ft. East and 200 ft. No. of Center 8, Sect. 2. T5S. R12W. 3 Comment
  RSA417669  Aster greatae L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA773855  Aster greatae R. G. Swinney 2009-8-19 11449 Los Angeles Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  POM9795  Astragalus coccineus Wm. M. Pierce 1921-4-1 s.n. Los Angeles Near Palmdale. Comment
  SEINET1004370  Astragalus didymocarpus A. C. Sanders, Mark Elvin, et al. 2003-1 25970 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA730067  Astragalus douglasii R. G. Swinney 1999-5-8 7137 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  CAS-BOT-BC182847  Astragalus douglasii P. C. Everett; E. K. Balls 1959-5-22 23809 Los Angeles Holiday Hill, Big Pines, San Gabriel Mts. 1950 Comment
  RSA415514  Astragalus gambelianus F. R. Fosberg 1931-5-7 54841 Los Angeles Santa Catalina Island. Cape Blanco, Cottonwood Canyon. 200 Comment
  SBBG116997  Astragalus gambelianus S. A. Junak 2001-5-3 SCa 1469 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  SBBG95679  Astragalus nevinii A. Liston, O. Mistretta, L. Rieseberg 1989-4-29 801 -1 Los Angeles main dune area at Darter Rd, NW part of island Comment
  CAS-BOT-BC194050  Astragalus trichopodus var. lonchus George B. Grant; Walter Wheeler 1904-4-21 6262 Los Angeles Pacific Ocean, isthmus off southern California, Santa Catalina Island Comment
  SD113705  Astragalus trichopodus var. lonchus Darley F. Howe Apr 1915 53 Los Angeles Claremont Comment
  UC81445  Astragalus trichopodus var. phoxus Samuel B. Parish June 1887 1886 Los Angeles San Francisquito Canyon Comment
  POM9532  Astragalus trichopodus var. phoxus P. A. Munz, R. D. Harwood 1920-5-17 3994 Los Angeles Topango Canon [now Topanga Canyon], Santa Monica Mountains. 213 Comment
  UC1980257  Atriplex R. E. Riefner Jr. 2006-7-8 06 -288 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Hwy. Comment
  UC729766  Atriplex californica Carl B. Wolf 1932-5-12 3601 Los Angeles between Little Harbor and Cottonwood Creek (Santa Catalina Island, edge of rapidly drying pond); Santa Catalina Island, bet Little Harbor, Cottonwood Creek 45 Comment
  UCR259566  Atriplex canescens R. G. Swinney 2010-9-1 13674 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Sunland/Lakeview Terrace, 0.1 mi. east of Orcas Park, Tujunga Valley, just south of I-210 329 Comment
  CAS-BOT-BC168274  Atriplex canescens var. canescens Ernest C. Twisselmann 1961-10-31 6684 Los Angeles Liebre Mountains: Leona Valley 853 Comment
  RSA452425  Atriplex confertifolia Anstruther Davidson 1926-8-1 s.n. Los Angeles Mojave Desert. Comment
  RSA161094  Atriplex coulteri P. H. Raven 1962-5-21 17799 Los Angeles Santa Catalina Island. Road from Middle Ranch to Bullrush Canyon. 244 Comment
  SD85132  Atriplex coulteri Ralph N. Philbrick, Robert F. Thorne 1967-5-19 B 67 239 Los Angeles Santa Catalina Island; Little Harbor. Comment
  SD237406  Atriplex lentiformis A. C. Sanders, Dan S. Cooper 2010-4-30 38123 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  UC1584242  Atriplex lentiformis subsp. lentiformis Tim Ross, Steve Boyd 1990-6-6 2887 Los Angeles Piru Pond Liebre Mtn Quad., , Los Padres National Forest (Los Padres National Forest (admin. by Angeles N.F.)) 644 Comment
  RSA598391  Atriplex leucophylla J. P. Rebman, Jonathan Dunn 1996-4-29 3108 Los Angeles San Clemente Island. Eel Cove and Eel Cove canyon on west side of island; 32 deg 55 N, 118 deg 32 W. 10 Comment
  POM50602A  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SBBG98  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA453963  Atriplex semibaccata F. R. Fosberg 1930-10-18 S 4107 Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] Comment
  RSA478399  Atriplex semibaccata M. B. Dunkle 1928-4-9 1817 Los Angeles Santa Catalina Island. Emerald Bay. Comment
  RSA533933  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5339 Los Angeles San Clemente Island. Southeast end of island; terrace 1650 feet WNW of Gudes, graded by the Navy to form a pad. 201 Comment
  SBBG65401  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  CATA603  Avena fatua Mark L. Hoefs 1991-4-7 1049 Los Angeles Santa Catalina Island: Divide Road, above Avalon Canyon 277 Comment
  POM21190  Avena fatua P. A. Munz 1923-4-8 6619 Los Angeles San Clemente Island, on west coast. Comment
  RSA599356  Avena sativa L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; Brown School for Girls, vicinity of stables. 335 Comment
  UCR109011  Azolla filiculoides L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  RSA0060475  Baccharis pilularis R. G. Swinney 2010-8-16 13534 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR256878  Baccharis pilularis R. G. Swinney 2010-8-16 13534 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET11837861  Baccharis pilularis subsp. consanguinea C. V. Braun 1974-1 23 Los Angeles turn-out on E side of I-5 just N of Castaic Comment
  RSA15634  Baccharis salicifolia C. B. Wolf 1927-12-31 1464 Los Angeles Occidental College Campus. Comment
  RSA189407  Baccharis salicifolia L. S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mtns 335 Comment
  RSA522971  Baccharis salicifolia Timothy S. Ross 1991-2-23 4088 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  RSA670920  Baccharis salicifolia Joseph M. Keefe 2001-1-19 30904 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  SFV5525  Baccharis salicifolia W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR259346  Balsamorhiza deltoidea Mitch Provance, Callen Huff 2009-4-28 10715 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  JEPS31166  Balsamorhiza deltoidea Ernest C. Twisselmann 1962-4-18 6970 Los Angeles at Oso Corrals (Oso Canyon, Tejon Ranch); Oso Canyon 1005 Comment
  CAS-BOT-BC400047  Berberis Joseph Andorfer Ewan 1932-7-4 7590 Los Angeles Millards [Millard] Canyon, San Gabriel Mts. 1158 Comment
  RSA384  Berberis nevinii Fay A. MacFadden 1932-4-19 10180 Los Angeles Pacoima Wash, San Fernando Valley Comment
  RSA612303  Berula erecta L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  UC53911  Bidens laevis Ernest Braunton 1902-10-1 728 Los Angeles Oak Knoll Comment
  POM13560  Bidens pilosa Philip A. Munz 1922-11-20 6563 Los Angeles Charter Oak, along track of Pacific Electric. Comment
  SEINET10757249  Bidens pilosa David B. Dunn 1941-2-23 Dunn 692 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  CATA340  Billardiera heterophylla Mark L. Hoefs 1973-7-14 381 Los Angeles Santa Catalina Island: Wrigley Memorial Botanical Garden, upper Avalon Canyon 121 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
  CATA529  Bloomeria crocea Sara L. Crockett 1997-4-29 681 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde 451 Comment
  UCR16046  Bloomeria crocea var. crocea Loretta Bates 1978-5-28 s.n. Los Angeles Davenport Rd., just east of the upper junction with Hubbard Rd., west of Acton 963 Comment
  POM123052  Bloomeria crocea var. crocea Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  SD3346  Boechera arcuata Ruth B. Randall 1928-8-1 244 Los Angeles Big Tejunga Canyon Comment
  IRVC26448  Bowlesia incana A. C. Sanders, Mark Elvin, et al. 2003-3-5 25709 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  SD85087  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles San Clemente Island, Canyon head above Mosquito Cove and between Triangulation Points, Malo and Chenity. 274 Comment
  RSA526063  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-6 4162 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  LA211264  Boykinia occidentalis Arthur C. Gibson; Tarja Sagar 2007-8-7 5171 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, above water in creek drainage. Comment
  RSA704710  Brachypodium distachyon Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2091 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  UC1117454  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles above Emerald Bay (Santa Catalina Island); Santa Catalina Island 121 Comment
  UCSB69258  Brassica fruticulosa Gross, LeRoy 2006-1-18 Los Angeles Coastal Plains and Basins; San Bernardino Basin Region: Rancho Santa Ana Botanic Garden; northwest section of the plant communities; just south of Dr. Thorne's Boojum tree (Idria columnaris); along asphalt walkway; (Ontario 7.5 Quad.: T1S R8W S4) 412 Comment
  RSA0037191  Brassica geniculata Ron Martinolich 1991-5-3 48 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  SFV12450  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  UCD114824  Brassica rapa Gordon Pilone 1960-3-16 5 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  RSA651824  Brassica rapa var. rapa Eleanor McClung 1937-3-14 3 Los Angeles Playa del Rey. Comment
  RSA761775  Brickellia californica R. G. Swinney 2008-11-30 9871 Los Angeles Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  SFV20891  Brickellia californica L. Gross 2000-10-28 298 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). Open, west-facing side of ridge in fire island (adjacent area burned 5 years ago) below reservoir. 305 Comment
  POM351183  Brickellia incana Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  LA31690  Brickellia nevinii Peter H. Raven; 1959-10-25 14703 Los Angeles Santa Monica Mountains, Encinal Canyon, Mulholland Hwy, 4.4 mi NE of Pacific Coast Hwy 243 Comment
  CATA1758  Briza minor Mark L. Hoefs, Steven A. Junak 2003-5-5 3212 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 30 Comment
  RSA533969  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5174 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  RSA92043  Bromus carinatus F. W. Peirson 1918-4-28 1558 Los Angeles Road east and south of El Monte. Comment
  UC816274  Bromus carinatus var. carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island, Pebble Beach Pebble Beach; Santa Catalina Island, Pebble Beach Comment
  CAS-BOT-BC156117  Bromus diandrus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. Comment
  CATA1063  Bromus diandrus Mark L. Hoefs 1995-5-16 2003 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  CATA1139  Bromus diandrus Mark L. Hoefs 1995-5-23 2129 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  LA103456  Bromus diandrus Barry A. Prigge; 1986-3-20 6973 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  CAS-BOT-BC155580  Bromus grandis Geo. B. Grant 1906-6-10 s.n. Los Angeles Mount Lowe. Pasadena. 1524 Comment
  CAS-BOT-BC155397  Bromus hordeaceus P. Munz; L. Street; G. Williams 1919-4-19 2484 Los Angeles Lone Hill. Comment
  POM20731  Bromus hordeaceus P. A. Munz 1923-4-9 6654 Los Angeles Wilson's Cove, San Clemente Island. Comment
  RSA0093474  Bromus hordeaceus Richard G. Swinney 2011-6-7 15066 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA527589  Bromus hordeaceus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4414 Los Angeles San Clemente Island. E side of island, Bryce Canyon near Malo Point. Comment
  RSA573464  Bromus hordeaceus Timothy S. Ross 1992-5-8 6302 Los Angeles Glendora Ridge Road; N side of ridge at head of un-named E fork of Oak Canyon. 1015 Comment
  RSA596890  Bromus hordeaceus Timothy S. Ross, J. Mark Porter 1995-5-4 8514 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCSB332  Bromus hordeaceus Kraebel, C. 1932-6-20 Los Angeles Angeles National Forest; San Dimas SRE plots 303 & 304 Comment
  UCSB373  Bromus inermis subsp. pumpellianus K. H. B. 1943-6-14 1852 Los Angeles collected along Garbage Pit Road S of Dry Lake in the Parking Place for gage 1, at Tankbark Flat of San Dimas Experimental Forest in the San Gabriel Mountains Garbage Pit Road, Dry Lake, and San Dimas Experimental Fores 822 Comment
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Apr 29 2015
  CATA1835  Bromus madritensis subsp. rubens Denise Kraus 2000-4-24 14 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  LA13833  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-11-15 105 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA657470  Bromus rubens J. Totino 1976-4-22 15 Los Angeles Verdugo Mountains Region: Backyard on slope, 2776 Valley Vista Road [Valley View Road], Glendale. Feet. Comment
  UCR191718  Bromus rubens A. C. Sanders 2008-4-11 34869 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  RSA589928  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road & I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  RSA709676  Bromus tectorum LeRoy Gross 2005-4-28 2162 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  LA33358  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  SD143981  Cakile maritima Scott D. White 1997-3-12 4732 Los Angeles Zuma Beach area: mouth of Zuma Creek, east end of the County beach. 7 Comment
  HSC6606  Cakile maritima Jack Rockwell 1962-4-18 32 Los Angeles 2 mi. S of Playa Del Rey Comment
  RSA466525  Calandrinia breweri I. W. Clokey 1929-03 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA592606  Calandrinia ciliata Mark L. Hoefs, Doug Propst 1973-3-14 102 Los Angeles Santa Catalina Island: upper Cape Canyon; east exp. 487 Comment
  UCR188888  Calandrinia ciliata R. G. Swinney 1990-3-23 1537 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCD102984  California macrophylla A. C. Sanders; Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26152 Los Angeles Western San Gabriel Mtns; Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. 488 Comment
  POM123239  Calochortus albus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC132270  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  RSA78147  Calochortus catalinae Verne Grant 1953-5-2 VG- 9205 Los Angeles Santa Catalina Island. North-west facing slope at mouth of Gallagher Canyon. 61 Comment
  UCR127056  Calochortus clavatus Mark A. Elvin, Cathleen Weigand 2003-4-7 2436 Los Angeles Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek 335 Comment
  RSA618709  Calochortus clavatus var. gracilis Scott D. White, Pam DeVries 6761 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 548 Comment
  UCR187136  Calochortus kennedyi A. C. Sanders 2006-5-16 32308 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA587976  Calochortus kennedyi var. kennedyi J. Aug Kusche 1922-05 s.n. Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  RSA68637  Calochortus plummerae Frank W. Peirson 1921-6-20 2666 Los Angeles North Fork of San Gabriel River 762 Comment
  SBBG122077  Calochortus plummerae A. Parikh, N. Gale 2003-6-16 1750 Los Angeles 2 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 390 Comment
  UCR146515  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  CAS-BOT-BC224310  Calystegia macrostegia subsp. amplissima Reid Moran 1941-2-19 593 Los Angeles Middle Ranch, San Clemente Island 500 Comment
  LA204766  Calystegia macrostegia subsp. amplissima Jonathan Sauer; D. L. Johnson 1969-5-10 4481 Los Angeles San Clemente Island, central W coast N of Eel Point Comment
  UC1794976  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20006 Los Angeles San Gabriel Mountains, Mount Baldy Road above Claremont 800 Comment
  RSA3497  Calystegia macrostegia subsp. intermedia C. B. Wolf 1932-5-9 3440 Los Angeles Opposite the tent city, Pebbly Beach, Santa Catalina island. Comment
  CAS-BOT-BC215907  Calystegia peirsonii T. Krantz 1979-6-20 s.n. Los Angeles Along roadcut of Bouquet Canyon Road, just E of junction 6N04, E of Bouquet Reservoir under the powerlines, San Gabriel Mts. Comment
  RSA777896  Calystegia soldanella Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  SDSU8604  Camissonia H. Wedberg, T. Bruhns and B. Mastro 1967-5-20 1378 X Los Angeles 9.2 mi. from Hwy 138 on the road to Lake Huges and Palmdale (N2). Comment
  RSA0091503  Camissonia bistorta R. G. Swinney 2010-6-29 13385 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA466983  Camissonia bistorta L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  RSA549534  Camissonia bistorta Tim S. Ross 1992-4-27 6240 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA675805  Camissonia californica LeRoy Gross 2003-3-7 764 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  UCR50985  Camissonia campestris A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7773 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  SEINET7047925  Camissonia campestris Steven R. Hill, Kate Kramer 2001-4-22 33375 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
  RSA730081  Camissonia campestris subsp. campestris R. G. Swinney 1999-6-5 7258 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UC56461  Camissonia campestris subsp. campestris H. M. Hall May 1 1902-May 3 1902 3066 Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  RSA454044  Camissonia cheiranthifolia subsp. suffruticosa Robert Gustafson 1980-7-9 1805 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  RSA598936  Camissonia graciliflora Steve Boyd, T. S. Ross 1997-3-21 9195 A Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA609267  Camissonia hirtella Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  UCR58281  Camissonia hirtella Dolores A. Davidson 1976-6-3 169 Los Angeles Graphite Canyon in Angeles National Forest; road to Lake Hughes from Lake Cataic 762 Comment
  RSA186754  Camissonia hirtella Peter H. Raven 1962-5-1 17506 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA516960  Camissonia hirtella Jeri Hirshberg, T. Glenn 1990-5-20 s.n. Los Angeles Angeles National Forest, near Agua Dulce. 1220 Comment
  SEINET12192802  Camissonia ignota R. F. Thorne, Tilforth, C. W. 1971-1 41514 Los Angeles San Gabriel Mts., Angeles National Forest, San Dimas Canyon near dam on San Dimas Creek 457 Comment
  POM156652  Camissonia lewisii L. R. Abrams 1903-4-8 3232 Los Angeles Inglewood. Comment
  POM75440  Camissonia pallida subsp. pallida F. W. Peirson 1928-6-3 7951 Los Angeles roadside, N slope of Pinyon Ridge, betw Rock Creek and Big Pines, San Gabriel Mts. 1372 Comment
  POM3183  Camissonia strigulosa E. D. Palmer 1902-04 s.n. Los Angeles Sandy wash S.E. of Glendora. Comment
  LA46698  Camissoniopsis bistorta Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  CAS-BOT-BC160513  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-5-8 17628 Los Angeles San Clemente Island. Dunes on western side of island opposite Wilson Cove 30 Comment
  CAS-BOT-BC160515  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17260 Los Angeles San Clemente Island. On beach due west of Wall 2 9 Comment
  LA46792  Camissoniopsis hirtella Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA802574  Camissoniopsis hirtella Orlando Mistretta, Christine Mistretta 2011-7-6 5916 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  CDA38026  Camissoniopsis hirtella Phillipson 1915-6-8 s.n. Los Angeles South Monrovia. Comment
  CATA3129  Camissoniopsis intermedia Amy Catalano 2016-5-26 135 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Canyon, northwest of lower reservoir in sandy open slope 380 Comment
  UC440394  Camissoniopsis intermedia Carl Epling and H. Anderson 1930-5-30 103 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UC635453  Canbya candida H. L. Mason 1932-4-1 6859 Los Angeles 1 mi e of Lancaster (Mohave Desert); Mohave Desert Comment
  RSA669634  Capsella bursa-pastoris LeRoy Gross 2002-3-7 488 Los Angeles North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  JEPS53287  Capsella bursa-pastoris Alice King Feb., 1908 Los Angeles Santa Ana Comment
  RSA608610  Capsella bursa-pastoris L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  UC10418  Cardamine californica var. integrifolia W. H. Brewer 1861-2-3 167 II Los Angeles San Gabriel Comment
  CAS-BOT-BC37900  Cardamine oligosperma Louis C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills. Normandy Drive, ca. 100 yards north of LA county-Pasadena city line. Comment
  CAS-BOT-BC384770  Cardionema ramosissimum I. Johnston 1917-6-10 1268 Los Angeles Near Mesmer Comment
  CAS-BOT-BC282955  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  RSA603321  Carduus pycnocephalus Scott D. White 1997-5-21 5192 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR223382  Carex R. G. Swinney 2009-5-27 10874 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Sep 12 2018
  UC830162  Carex I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-5-13 4612 Los Angeles s end Boquet Canyon 450 Comment
  RSA762427  Carex abrupta R. G. Swinney 2008-10-16 9625 Los Angeles Big Pine Meadow 2061 Comment
  RSA364676  Carex alma F. H. Elmore 1936-5-27 s.n. Los Angeles Near Big Pines. Comment
  RSA800797  Carex alma Jane Tirrell 2012-8-20 LS 0150 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  RSA602739  Carex bolanderi L. C. Wheeler 1967-7-15 10032 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA228940  Carex fracta Robert F. Thorne 1971-8-25 41315 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  SEINET7587557 Image available Carex heteroneura Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns, Dorr Canyon at Angeles Crest Hwy by Whitehorn picnic area. 2347 Comment
  UCR210113  Carex praegracilis R. G. Swinney 2008-10-16 9623 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
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May 10 2012
  CAS-BOT-BC118407  Carex praegracilis H. E. Hasse 1889-4-1 s.n. Los Angeles Flats Ballona Station Comment
  RSA604684  Carex praegracilis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  UCR265487  Carex senta Dan S. Cooper 2015-4-29 2015- 37 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, Cold Creek at end of Pony Cross Rd. 159 Comment
  CAS-BOT-BC116598  Carex subfusca Robert F. Thorne; John Olmstead 1965-8-26 35389 Los Angeles San Gabriel Mts. Angeles National Forest, Camp Lupine near Prairie Fork. 2011 Comment
  LA103299  Castilleja applegatei subsp. martinii Barry A. Prigge; 1986-3-19 6934 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA626100  Castilleja applegatei subsp. martinii LeRoy Gross 1999-4-29 142 Los Angeles East end; Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall 488 Comment
  HSC20883  Castilleja exserta subsp. exserta C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  JEPS10625  Castilleja exserta subsp. exserta W. L. Jepson 1920-5-3 8921 Los Angeles San Fernando Valley 320 Comment
  RSA640731  Castilleja exserta subsp. exserta Louis C. Wheeler 1931-3-12 s.n. Los Angeles Claremont. Comment
  RSA400553  Castilleja foliolosa E. Crow 1929-2-17 158 Los Angeles Foothills NE of Glendora. Comment
  SBBG17988  Castilleja foliolosa E. R. Blakley 1963-4-7 5525 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  UCR47669  Castilleja grisea D. C. Michener, R. M. Beauchamp 1982-9-26 4096 Los Angeles San Clemente Island, First terrace above Sun Rock, west of Pyramid Point, east mouth of canyon SE of [Triangulation Point] Guds 15 Comment
  SFV3339  Castilleja linariifolia M. L. Vincent 1962-10-4 296 Los Angeles San Gabriel Mountains Valyermo Road 0.25 miles west of Valyermo. On damp roadside bank. 1110 Comment
  UCR209235  Caulanthus amplexicaulis R. G. Swinney 2008-6-18 9066 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  UCR270932  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA549560  Caulanthus cooperi Timothy S. Ross 1992-4-4 6090 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  LA51325  Caulanthus coulteri Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA597771  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-14 9183 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  CAS-BOT-BC41101  Caulanthus heterophyllus LeRoy Abrams 1901-4-1 1517 Los Angeles Mount Wilson Trail. 914 Comment
  UCR282194  Caulanthus heterophyllus D. E. Bramlet 2011-4-27 4811 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, south Big Tujunga Reservoir 915 Comment
  RSA429522  Caulanthus heterophyllus Fordyce Grinnell Jr. 1921-4-3 [ 15736 ] Los Angeles Santa Monica Mts. Pacoima Canyon. Comment
  UCR247281  Ceanothus Dan S. Cooper 2013-3-17 313- 51 Los Angeles Los Angeles, Royce Canyon in Griffith Park, along road leading down to canyon, near Mt. Hollywood Dr. 280 Comment
  NY201964  Ceanothus arboreus J. B. Walker 1995-6-5 1429 Los Angeles Santa Catalina Island, along Airport Rd, 4km N of Avalon 200 Comment
  SD84813  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Ridge between Johnson's Valley & Howland's Valley, Santa Catalina Island 399 Comment
  UC1302359  Ceanothus arboreus Robert F. Thorne and P. C. Everett 1964-2-6 33293 Los Angeles above Fourth of July Cove Santa Catalina Island 30 Comment
  UCR190913  Ceanothus cordulatus R. G. Swinney 1998-7-2 6251 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA261704  Ceanothus crassifolius Brandegee 1889-05 s.n. Los Angeles South Side. [Ravenna] Comment
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Nov 8 2015
  RSA584040  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1991-4-25 4580 Los Angeles San Gabriel Mountains: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 829 Comment
  UC1211151  Ceanothus crassifolius Huron H. Smith 1912-4-23 4813 Los Angeles Eagle Rock 213 Comment
  UC1751204  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1934-2-13 281 Los Angeles 1 mi SE of Haskell-Boquet Junction 487 Comment
  RSA781009  Ceanothus greggii R. G. Swinney 2009-5-28 10963 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  LA45129  Ceanothus greggii var. vestitus Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA0091709  Ceanothus leucodermis R. G. Swinney 2011-4-9 14364 Los Angeles 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
  RSA0098610  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SEINET13387057 Image available Ceanothus leucodermis R. G. Swinney 2011-1 15475 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak (Chilao Flat 7.5' Q.) 1207 Comment
  UCR277404  Ceanothus leucodermis R. G. Swinney 2010-8-23 13576 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CATA421  Ceanothus megacarpus var. insularis Sara L. Crockett 1997-1-18 558 Los Angeles Santa Catalina Island: 2.2 miles NW on Stage Road frm jct. with Middle Ranch Road 365 Comment
  POM265803  Ceanothus oliganthus J. C. Roos 1942-3-7 1106 Los Angeles On brushy delta, La Canada Comment
  RSA724566  Ceanothus oliganthus K. Dobry 1991-3-16 d- 251 Los Angeles Santa Monica Mts. Upper Stunt Rd. Cold Creek Cyn Comment
  CDA22100  Celtis australis R. E. Riefner Jr. 2006-4-29 06 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Drive and Wierfield Drive. Comment
  CDA19950  Centaurea maculosa J. Skelton 2002-7-22 PDR 053583 Los Angeles Southern California; Ave G & 210 St W. Los Angeles. 0 Comment
  UCR223705  Centaurea melitensis R. G. Swinney 2009-6-12 11117 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
  SD262183  Centaurea melitensis R. G. Swinney 2014-5-27 16655 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  CDA29513  Centaurea solstitialis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA728341  Centrostegia thurberi Gary D. Wallace 1982-4-17 1903 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCSB1369  Centrostegia thurberi Ralph, F. 1960-4-1 Los Angeles on N side of Calif HWY 138, 9.0 miles E of its jct with the road to Valyermo & Big Pines E of Pearblossom and 0.6 miles W of jct of the road to Victorville. Mohave Desert Comment
  SBBG105393  Cerastium glomeratum R. M. Beauchamp 1976-5-22 4130 Los Angeles S side of Lemon Tank Cyn 397 Comment
  SEINET13276732 Image available Cerastium glomeratum R. G. Swinney 2011-1 14475 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA150932  Cerastium glomeratum P. H. Raven 1962-4-10 17235 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  UCR144601  Cercocarpus betuloides G. D. Wallace 1985-2-25 2166 Los Angeles San Gabriel Mtns., Gold Hill, Alta Vista Ave. between Oak Grove and Mesa Circle, Monrovia 259 Comment
  CDA993  Cercocarpus betuloides var. betuloides D. G. Kelch 1991-3-24 1339 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  LA52113  Cercocarpus betuloides var. betuloides Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM307182  Cercocarpus betuloides var. betuloides Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2088 Los Angeles Little Tujunga Canyon Comment
  UC1334669  Cercocarpus betuloides var. betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles 1 mi n of Chilao Fire Station (Chilao); San Gabriel Mountains, Chilao 1524 Comment
  CATA1778  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6918 Los Angeles Santa Catalina Island: Wild Boar Gully 160 Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  POM6063  Chaenactis artemisiifolia Otis Hiatt 1906-6-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR258777  Chaenactis artemisiifolia R. G. Swinney 2010-6-23 13339 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
  CAS-BOT-BC276897  Chaenactis fremontii A. D. E. Elmer 1902-6-1 3626 Los Angeles Palmdale Comment
  RSA0013854  Chaenactis fremontii R. F. Thorne, Gary D. Wallace 1973-4-25 43374 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA0115252  Chaenactis glabriuscula Richard G. Swinney 2010-6-8 13222 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  SBBG14717  Chaenactis glabriuscula var. glabriuscula P. H. Raven 1962-5-1 17523 Los Angeles just S of Agoura 259 Comment
  RSA18347  Chaenactis glabriuscula var. lanosa C. B. Wolf 1926-5-1 471 Los Angeles 1 mile east of San Fernando Comment
  CAS-BOT-BC32703  Chaenactis santolinoides var. indurata LeRoy Abrams 1902-6-29 2589 Los Angeles Mt. Wilson 1767 Comment
  OBI28066  Chaenactis xantiana David J. Keil, Dirk Walters 1977-4-30 12279 Los Angeles On S side of Calif Rte 138 in vincity of jctn with Los Angeles C Rd N-2, across hwy from Quail Reservoir Comment
  SEINET11860938  Chaenactis xantiana H. M. Hall 1902-1 3073 Los Angeles Antelope Valley, vicinity of Elizabeth Lake 1067 Comment
  SFV3816  Chaenactis xantiana W. G. Webb 1935-4-20 s. n. Los Angeles Mojave Desert Near Lancaster. Comment
  UCSB6435  Chaenactis xantiana Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99, east of Gorman 1127 Comment
  RSA616269  Chamaesyce albomarginata Scott D. White, Pam De Vries 1998-5-15 6499 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  UC17645  Chamaesyce melanadenia William H. Brewer Dec 14 1860-Dec 19 1860 54 Los Angeles Sierra Santa Monica; Camp 2 Comment
  RSA607623  Chamaesyce melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: West side of divide between Little Tujunga and Ebey Canyon, along road. 640 Comment
  POM156149  Chamaesyce serpillifolia L. R. Abrams 1904-9-2 4178 Los Angeles Railroad embankment. Comment
  CAS-BOT-BC68145  Cheilanthes newberryi Louis C. Wheeler 1932-2-3 442 Los Angeles Puddingstone, Canyon, San Jose Hills 243 Comment
  RSA202449  Chenopodium R. L. Armacost 1962-6-10 1472 Los Angeles Near Lake Sherwood. Comment
  RSA0105026  Chenopodium berlandieri R. G. Swinney 2011-10-18 15814 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
  UCR61044  Chenopodium berlandieri R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Mouth of Pine Canyon 488 Comment
  RSA64792  Chenopodium botrys L. C. Wheeler 1933-8-20 2086 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  RSA717373  Chenopodium californicum Scott D. White, Pam De Vries 2006-5-9 11389 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG94258  Chenopodium californicum F. R. Fosberg 1931-3-18 428 Los Angeles Hamilton Cyn 10 Comment
  UCR125937  Chenopodium californicum A. C. Sanders, Mark Elvin 2002-6-19 25186 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  POM12243  Chenopodium californicum F. L. Robinson 1921-3-16 1 Los Angeles Claremont. 365 Comment
  RSA736141  Chenopodium capitatum Rosemarie zimmerman 1961-4-30 39 Los Angeles Blanchard Park, Pomona College 366 Comment
  UCR277248  Chenopodium fremontii R. G. Swinney 2010-9-30 13946 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UC1178627  Chenopodium hians Peter Kamb 1948-7-13 1218 Los Angeles mouth of Bryant Canyon San Gabriel Mts., Big Tujunga Canyon (below Trail Canyon, on old road) 548 Comment
  RSA603814  Chenopodium leptophyllum Steve Boyd 1997-9-10 10030 Los Angeles Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed., Near 34 deg 43' 07.6''N 118 deg 40' 07.7''W. 1743 Comment
  OBI35624  Chenopodium murale Rebecca Cicoria 1981-4-24 21 Los Angeles Upper end of Altamira Cyn, adj to Crest Rd, Rolling Hills Comment
  RSA4813  Chenopodium murale James Snow s.n. Los Angeles Plants of The Bryant ranch, near Long Beach. Comment
  UC519964  Chenopodium pumilio Louis Wheeler 1932-10-7 1428 Los Angeles San Gabriel 106 Comment
  CAS-BOT-BC460917  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 1 Comment
  RSA630381  Chenopodium watsonii L. C. Wheeler 1966-10-1 8941 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  UCSB50279  Chlorogalum pomeridianum Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east of Stunt Rd. from Mulholland Hwy. 274 Comment
  JEPS57644  Chorizanthe parryi var. fernandina Samuel B. Parish June 1887 1987 Los Angeles San Fernandino Comment
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Nov 16 2009
  SBBG132187  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-12 2167 Los Angeles 2.9 km SE of Hwy 126, 2.1 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch 380 Comment
  CAS-BOT-BC244722  Chorizanthe staticoides Ralph Hoffmann 1930-5-19 s.n. Los Angeles Mint Canyon, 4 miles east of Oaks Garage Comment
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  POM121987  Chorizanthe staticoides Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA0116761  Chorizanthe staticoides Andrew C. Sanders, Dan Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns.: Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon. 1006 Comment
  SEINET4183194  Chorizanthe staticoides G. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  RSA588071  Chorizanthe xanti Orlando Mistretta 1994-4-15 1052 Los Angeles San Gabriel Mountains, Santiago canyon. W slopes of drainage near confluence with Little Rock Creek. 1189 Comment
  SEINET13383403 Image available Chorizanthe xanti var. xanti R. G. Swinney 2010-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  RSA652576  Chrysanthemum frutescens Don Stewart 1948-2-15 s.n. Los Angeles 319 West Scenic Dr. Monrovia. 228 Comment
  UCR194614  Chrysothamnus nauseosus R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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Jul 6 2021
  UCR248207  Chrysothamnus nauseosus David J. Keil 1986-9-27 19739 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  CDA10790  Chrysothamnus viscidiflorus subsp. viscidiflorus A. C. Browne 1955-10-23 Los Angeles Valyermo. 0 Comment
  RSA747454  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 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 Gabriel River greenway, along Edison powerlines. 71 Comment
  CAS-BOT-BC280038  Cirsium mohavense T. C. Fuller 1958-8-6 2083 Los Angeles Adj to r.r., 4 mi N/Lancaster Comment
  CAS-BOT-BC285411  Cirsium occidentale var. californicum Carl B. Wolf 1932-5-9 3453 Los Angeles Santa Catalina Island. Pebbly Beach. Hillside Canyon 30 Comment
  LA35974  Cirsium occidentale var. californicum Peter H. Raven; 1959-5-9 14179 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  RSA588921  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2931 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SBBG12513  Cirsium occidentale var. californicum P. H. Raven 1962-4-10 17186 Los Angeles above Wilson Cove 60 Comment
  UCR273432  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA614984  Cirsium vulgare L. C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 449 Comment
  SFV3839  Cirsium vulgare K. A. Wilson 1961-3-11 986 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  RSA466591  Cistanthe monandra Anstruther Davidson 1890-3-24 s.n. Los Angeles Near Reservoir at river. Comment
  UCSB4352  Clarkia bottae Ballard 1954-5-27 Los Angeles Little Dalton Canyon 350 Comment
  UCSB7330  Clarkia bottae Haller, John 1950-5-29 Los Angeles Santa Monica Mtns; dirt road between Sepulveda and Mulholland Dr 381 Comment
  UC450944  Clarkia epilobioides Fay A. MacFadden 1931-4-10 2600 Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA73333  Clarkia epilobioides F. W. Peirson 1905-5-22 772 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA579515B  Clarkia heterandra Tim S. Ross, Steve D. Boyd 1994-6-23 8062 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA72216  Clarkia heterandra F. W. Peirson 1923-6-9 3551 Los Angeles Pine Canyon near Elizabeth Lake. 1189 Comment
  UCR127628  Clarkia purpurea Mark A. Elvin, Cathleen Weigand 2003-5-22 2890 A? Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR952  Clarkia purpurea B. L. Estes 1961-4-1 s.n. Los Angeles San Gabriel Mtns., Altadena, Eaton Wash, 1 mile south of bridge 400 Comment
  OBI70658  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-5-29 9906 Los Angeles Liebre Mts Region: Portal Ridge, N of the San Andreas Rift zone, in the Cow Srping drainage along the Pacific Crest Trl, at point where trl crosses side drainage originating on ridge forming divide with Gookins Dry lake 1097 Comment
  RSA151308  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1962-5-22 17822 Los Angeles Santa Catalina Island, above Emerald Bay. 122 Comment
  SBBG117045  Clarkia purpurea subsp. quadrivulnera S. A. Junak 2001-5-4 SCa 1479 Los Angeles overlooking Cherry Cove, on E side of cove, near waterline to Cherry Cove 64 Comment
  LA45504  Clarkia unguiculata A. M. Johnson; 1932-5-30 4093 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR271915  Clarkia unguiculata R. G. Swinney 2010-3-24 12076 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  POM17990  Clarkia xantiana subsp. parviflora P. A. Munz 1923-5-27 6879 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA706434  Clarkia xantiana subsp. parviflora LeRoy Gross 2005-6-23 2376 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  RSA0059526  Claytonia gabrielensis subsp. gabrielensis J. M. Miller, Dan Louma 1977-5-10 687 Los Angeles N side of Sawmill Mountain; Lower Shake Creek Campground. 1220 Comment
  UCR172705  Claytonia perfoliata Jun Hu, Weena Sangkatavat 2000-4-22 02 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR272753  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1939-4-3 7224 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  RSA19875  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4526 Los Angeles Mandeville Canyon. 365 Comment
  RSA784839  Claytonia perfoliata subsp. perfoliata J. D. Olmsted 1958-3-2 11 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont, near eastern end of Los Angeles County. 366 Comment
  RSA127809  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-9-27 s.n. Los Angeles Latigo Canyon Road 1.0 mile east of Newton Canyon. 564 Comment
  RSA305987  Clematis lasiantha F. C. Boutin 1966-4-12 s.n. Los Angeles Little Tujunga Canyon road, Pacoima Canyon; extreme western Angeles National Forest, San Gabriel Mountains. Comment
  SFV7343  Clematis lasiantha T. Gordon, M. H. Grayum 1975-3-21 859 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  SEINET12099143  Clematis lasiantha H. W. Graham 1927-1 s.n. Los Angeles along trail and Rd from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, Near Los Angeles Comment
  JEPS60560  Clematis ligusticifolia Frank W. Peirson 1918-10-21 52 Los Angeles San Antonio Canyon 1341 Comment
  CAS-BOT-BC92813  Clematis pauciflora Moxley; Grimmell 1916-6-16 503 Los Angeles Santa Susanna Mountains. Comment
  RSA440829  Cleome isomeris F. R. Fosberg 1931-5-17 S- 4884 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  RSA0034869  Collinsia P. A. Munz 1918-4-21 2087 Los Angeles South hills of Pomona. Comment
  PASA1014  Collinsia callosa Frank W. Peirson 1922-6-3 Los Angeles East of Oak Grove Canyon Divide, Liebre Mts. 1173 Comment
  UCR281975  Collinsia callosa R. G. Swinney 2014-4-24 16207 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
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  UCR272625  Collinsia parryi R. G. Swinney 2011-6-7 15045 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA0117353  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 549 Comment
  POM187889  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-4-12 s.n. Los Angeles Santa Monica Mountains: Topango [Topanga] Canyon Comment
  UC1929607  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Channel Island; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  RSA80350  Conium maculatum F. W. Peirson 1920-4-25 2846 Los Angeles Verdugo Canyon 274 Comment
  SD48939  Constancea nevinii Reid Moran 1958-9-15 6820 Los Angeles San Clemente Island, canyon 1.8 miles southeast of Eel Point. 99 Comment
  POM355843  Conyza canadensis T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  RSA127409A  Cordylanthus rigidus subsp. setiger H. J. Thompson 1958-9-28 1805 Los Angeles Cold Canyon Road, 2.5 miles north-east of Monte Nido Fire Station. 274 Comment
  SFV3358  Cordylanthus rigidus subsp. setigerus F. M. Ball 1962-8-22 Los Angeles Cold Canyon Road about 0.25 miles northeast of Monte Nido Fire Station. Open areas on gentle slope near road. Comment
  RSA716517  Coreopsis bigelovii Scott D. White, Pam De Vries 2006-5-10 11441 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA182746  Coreopsis calliopsidea J. Massey, James Henrickson 1966-4-9 1175 Los Angeles Piute Butte. Comment
  CAS-BOT-BC101007  Coreopsis gigantea H. A. Thomas; J. H. Thomas 1954-3-27 484 Los Angeles West Zuma Beach, 8 miles east of Ventura - Los Angeles Co. line Comment
  UC456076  Coreopsis gigantea I. J. Condit 1911-3-27 Los Angeles bank overlooking bay Catalina Island Comment
  CAS-BOT-BC105707  Corethrogyne filaginifolia Ernest Braunton 1902-10-1 712 Los Angeles Cahuenga Hills Comment
  POM294282  Corethrogyne filaginifolia Lyman Benson 1945-9-26 11862 Los Angeles Claremont, Pomona Valley. 366 Comment
  UC101087  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  CAS-BOT-BC212114  Cornus sericea Ernest Braunton 1902-8-1 652 Los Angeles Oak Knoll Comment
  LA202381  Cotoneaster franchetii Arthur C. Gibson; 2003-9-3 4845 Los Angeles 167 Comment
  CATA139  Cotula coronopifolia Mark L. Hoefs, A. Douglas Propst 1973-3-14 103 Los Angeles Santa Catalina Island: Upper Cape Canyon 335 Comment
  RSA0113363  Crassula connata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7519 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
  SFV20988  Crassula connata L. Gross, V. Soza 2003-5-15 906 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. North-facing slope near top of ridge. 518 Comment
  RSA423439  Crassula connata var. erectoides Anstruther Davidson 1890-1 s.n. Los Angeles San Pedro Comment
  POM47580  Cressa truxillensis I. M. Johnston 1924-8-29 s.n. Los Angeles 4 mi. S of Santa Ana. Comment
  RSA394752A  Cressa truxillensis F. R. Fosberg 1930-6-23 S- 2954 Los Angeles Del Rey. 0 Comment
  SD232222  Crocanthemum scoparium Valerie Soza, LeRoy Gross 2001-5-14 1219 Los Angeles Transverse Ranges, San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. Comment
  RSA3556  Crossosoma californicum C. B. Wolf 1932-5-9 1487 Los Angeles Santa Catalina Island. Junction of Upper Pebbly Beach Road and road to Renton Mine. 121 Comment
  SBBG53173  Crossosoma californicum S. A. Junak 1978-4-15 SCa 8 Los Angeles N side of Cherry Cove Comment
  PASA689  Croton californicus Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  SD31180  Croton californicus Edith A. Purer 1931-3-26 966 Los Angeles Palos Verdes Hills. Comment
  UCR95272  Croton setiger L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mtns, Henninger Flats 793 Comment
  UCR218026  Crypsis schoenoides A. C. Sanders, Dan S. Cooper 2010-8-5 38573 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC1259367  Crypsis vaginiflora Barry Hammel 1976-8-2 403 Los Angeles Little Rock Reservoir San Gabriel Mountains, Angeles National Forest 1036 Comment
  UCR187016  Cryptantha A. C. Sanders 2006-4-25 32165 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
  SBBG131815  Cryptantha S. A. Junak, B. Collins 1991-4-24 SCI 204 Los Angeles just S side of Eel Cove Cyn 30 Comment
  RSA509594  Cryptantha circumscissa L. C. Wheeler 1967-7-24 9739 Los Angeles San Gabriel Mountains: Angeles National Forest: Indian canyon 701 Comment
  SFV3076  Cryptantha circumscissa K. A. Wilson 1961-4-27 1165 Los Angeles San Gabriel Mountains Soledad Canyon. Base of small canyon adjacent to Bee Canyon. 610 Comment
  LA33492  Cryptantha clevelandii Peter H. Raven; Henry J. Thompson 1959-5-5 14139 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  UC78567  Cryptantha clevelandii LeRoy Abrams 1903-3-14 3139 Los Angeles near Malaga Cove (San Pedro hills); San Pedro Hills Comment
  UCR147041  Cryptantha clevelandii L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  POM3960  Cryptantha clevelandii var. florosa L. R. Abrams 1901-4-1 1198 Los Angeles Ballona Harbor. Comment
  SBBG63673  Cryptantha corollata R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  UCR177536  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  POM369137  Cryptantha echinella B. C. Templeton 1932-5-31 4862 Los Angeles Angeles National Forest, San Gabriel Mountains 732 Comment
  RSA629677  Cryptantha intermedia Scott D. White, Dave Bramlet 1998-6-29 6811 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
  UC78533  Cryptantha intermedia Rev. J. C. Nevin Los Angeles San Fernando Mts. Comment
  RSA0019761  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-5 5898 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1254 Comment
  JEPS22753  Cryptantha muricata Rimo Bacigalupi with Reino Alava 1958-7-20 6404 Los Angeles Charlton Flat, close to Angeles Crest Highway (State Highway 2) San Gabriel Mountains, Angeles National Forest 1623 Comment
  UC1212093  Cryptantha muricata Peter H. Raven and David Verity 1960-5-7 15320 Los Angeles Arroyo Sequit, about 2 mi from ocean Santa Monica Mountains 91 Comment
  RSA0079551  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  SBBG63781  Cryptantha muricata var. jonesii R. Hoffmann 1928-7-7 Los Angeles 2 mi E of Saugus Comment
  RSA0079382  Cryptantha muricata var. jonesii P. A. Munz 1925-4-23 9447 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0039736  Cryptantha muricata var. muricata Ron Martinolich 1991-5-3 58 Los Angeles Glendale, Flint Peak access road, 0.25 mi. west of water tower. Comment
  RSA0079585  Cryptantha muricata var. muricata L. R. Abrams 1902-6-17 2555 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA0079621  Cryptantha muricata var. muricata P. A. Munz, R. D. Harwood 1920-5-15 3944 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA0070126  Cryptantha nevadensis var. rigida LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6958 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
  UCR132655  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR152895  Cryptantha nevadensis var. rigida A. C. Sanders, Helen Kennedy 2005-4-13 29418 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR84560  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1994-5-25 7950 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  UCR89475  Cryptantha oxygona T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4797 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  SEINET3083596 Image available Cryptantha pterocarya J. Harry Lehr 1971-4-12 328 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom. Comment
  POM11632  Cryptantha similis George B. Grant 1906-6-15 6691 Los Angeles Summit of Mt. Wilson 1829 Comment
  RSA0008570  Cryptantha traskiae F. W. Peirson 1923-4-11 3421 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  SBBG131887  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 259 Los Angeles just S of Eel Cove Cyn 24 Comment
  UCR143927  Cucurbita foetidissima A. C. Sanders, Lee Jones 2004-11-7 29029 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  IRVC26332  Cuscuta californica A. C. Sanders, Andy Thompson 2003-4-15 25992 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA0102406  Cuscuta campestris Lyman Benson 1945-12-10 11973 Los Angeles Mouth of Dalton Canyons. Mt. Range: San Gabriel. 335 Comment
  UCD126349  Cuscuta subinclusa Lewis S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mountains, Coldwater Canyon. 335 Comment
  RSA330808  Cycladenia humilis var. venusta Wayne E. Sawyer 1981-6-16 40 Los Angeles San Gabriel Mtns., Angeles National Forest: Crest trail, 0.25 mi. SE of Little Jimmy Spring and 1.2 mi. W of Mt. Hawkins. 2346 Comment
  CATA104  Cynodon dactylon Peter Henrikson 1987-4-23 77 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  PASA644  Cynodon dactylon Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UCR45016  Cyperus eragrostis A. C. Sanders 1986-7-30 6812 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
  IRVC24013  Cyperus esculentus Fred M. Roberts, Gordon Marsh 1985-10-16 2451 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  RSA0025152  Cystopteris fragilis Jane Tirrell 2012-6-11 LS 0064 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  UCR181154  Cytisus striatus R. E. Riefner Jr. 2006-6-12 06- 239 Los Angeles Transverse Range, East of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi west of La Tuna Canyon Rd. intersection 475 Comment
  UCR149914  Dactylis glomerata R. G. Swinney 1997-6-25 5655 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  RSA431662  Datisca glomerata Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  RSA732782  Datisca glomerata R. G. Swinney 2000-6-25 7797 Los Angeles West tributary of San Antonio Canyon, between Evey and Spruce canyons. 939 Comment
  SD90219  Datisca glomerata R. F. Thorne, M. Z. Thorne 1968-11-9 37858 Los Angeles Angeles National Forest, San Gabriel Mts, W slope of Mt. Islip 1830 Comment
  UC1870295  Datura wrightii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 286 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway 914 Comment
  RSA600983  Datura wrightii Louis C. Wheeler 1967-6-26 9883 Los Angeles Elsmere Canyon. 441 Comment
  CATA1972  Daucus pusillus F. R. Fosberg 1931-4-13 Los Angeles Santa Catalina Island: Renton Mine, Pebbly Beach Canyon, left fork 220 Comment
  RSA127904  Daucus pusillus P. H. Raven, Henry J. Thompson 1959-5-5 14121 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  UCR220229  Daucus pusillus R. G. Swinney 2009-4-7 10294 A Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UC1409094  Deinandra clementina Robert F. Thorne 1966-4-17 36095 Los Angeles top of bluff near Duty Office (ne end of island); San Clemente Island, Wilson's Cove 30 Comment
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Feb 5 2010
  SBBG61023  Deinandra kelloggii R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  UCR227572  Deinandra minthornii Naomi Fraga, Duncan S. Bell 2009-10-15 3158 Los Angeles Transverse Ranges; Santa Susana Mountains region, Simi Hills. north slope of Simi Peak 689 Comment
  RSA394510  Delphinium cardinale John P. Hill 1932-7-19 s.n. Los Angeles Verdugo Woodlands Comment
  POM152  Delphinium cardinale C. Vesta Sturges 1908-6-6 s.n. Los Angeles Claremont. 400 Comment
  RSA713735  Delphinium parishii subsp. parishii LeRoy Gross 2005-4-28 2152 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR153976  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  UC9212  Delphinium parryi subsp. maritimum J. H. Barber 1897-4-7 133 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC116259  Delphinium parryi subsp. parryi Ernest Braunton 1903-6-1 894 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC116272  Delphinium parryi subsp. parryi Alice Eastwood 1919-5-29 8980 Los Angeles San Gabriel Canyon Comment
  LA200788  Delphinium parryi subsp. parryi Jonathan Sauer; D. Birindelli, et. al. 1969-6-4 4566 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA0029538  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1380 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC116266  Delphinium parryi subsp. parryi T. S. Ross; V. W. Steinmann 1995-5-8 8546 Los Angeles Lower SPUNKY CANYON: easterly slope at the effluence of the canyon into Bouquet Reservoir. 926 Comment
  SBBG98551  Delphinium variegatum subsp. thornei T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5312 Los Angeles between Box Cyn and Horse Cyn 477 Comment
  SDSU19970  Dendromecon rigida Steve Bullock 1972-4-1 960 Los Angeles Temescal Canyon, Santa Monica Mtns., north ridge firebreak. 126 Comment
  UCSB72076  Dendromecon rigida Partsch, M. 1977-3-4 Los Angeles On north side of Mulholland Drive, 8.3 mi. West of junction with San Diego Fwy (I-405) Santa Monica Mtns. 762 Comment
  POM1160  Deschampsia danthonioides var. gracilis I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  UC604832  Descurainia sophia Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 mi w Lancaster (on Antelope Valley Road) Comment
  SD211607  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road. (Azusa) 548 Comment
  JEPS9551  Dicentra chrysantha Frank W. Peirson 1918-6-10 56 Los Angeles Mt. Markham; San Gabriel Mountains 1615 Comment
  UC1215276  Dichelostemma capitatum Peter H. Raven 1962-4-9 17142 Los Angeles Wilson Cove San Clemente Island 60 Comment
  UCR141158  Dichelostemma capitatum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  RSA3518  Dichelostemma capitatum subsp. capitatum Carl B. Wolf 1932-5-9 3461 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  SBBG57577  Dichelostemma capitatum subsp. capitatum M. N. Ackley -May-1925 631 Los Angeles Kirby's Cyn, Glendale Comment
  RSA251402  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-16 36071 Los Angeles San Clemente Island, canyon below Lemon Tank near dump, S of Nanny, NE side of island 183 Comment
  CAS-BOT-BC209063  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica Comment
  CAS-BOT-BC209065  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Gorman Highway 5 miles west of Highway 14, Antelope Valley - Mojave Desert 1005 Comment
  POM365100  Digitaria sanguinalis Robert Gustafson 1981-7-15 2341 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG15757  Diplacus brevipes W. G. Webb 1935-4-16 Los Angeles Eagle Rock Comment
  SBBG15557  Diplacus fremontii W. G. Webb -Apr-1935 Los Angeles adjacent to Sunland Comment
  SEINET8409819  Diplacus rutilus Carl B. Wolf 1936-4-24 7772 Los Angeles base of Santa Susana Pass. Comment
  CAS-BOT-BC195613  Distichlis spicata Roxana S. Ferris 1918-6-12 894 Los Angeles Between Oban and Lancaster Comment
  CAS-BOT-BC195615  Distichlis spicata L. R. A. 1901-4-1 1440 Los Angeles Los Angeles River, L.A. Comment
  POM3670  Dodecatheon clevelandii subsp. clevelandii P. A. Munz 1918-3-28 2013 Los Angeles Claremont. In small canyon west of Palmer's Canyon. Comment
  SFV12061  Dodecatheon clevelandii subsp. clevelandii D. L. Koutnik 1978-3-27 172 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UC212371  Drymocallis glandulosa var. wrangelliana S. B. Parish 1919-4-19 19266 Los Angeles near San Dimas (Lone Hill); near San Dimas, Lone Hill Comment
  LA200101  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2019 Los Angeles SANTA MONICA MOUNTAINS, ca 0.75 mi E of San Diego Frwy on Mulholland Dr, ravine just above road. 304 Comment
  LA200113  Dryopteris arguta Lawrence L. Kiefer; 1966-4-10 1853 Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen Blvd., ca. 2 mi above Sunset Blvd, ravine W of road. 243 Comment
  POM820  Dryopteris arguta P. A. Munz 1918-3-28 2000 Los Angeles Canyon near Palmer's Canyon. Comment
  SBBG41347  Dudleya hassei M. R. Benedict 1970-6-30 Los Angeles S end of Ben Weston Beach Comment
  JEPS49924  Dudleya lanceolata Julia A. Bettys 1929-5-20 Los Angeles Manhattan Beach Los Angeles Comment
  LA210122  Dudleya lanceolata K. Nakai; B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibu creek state park, ca 1375 m SE of the junctin of Cornell Rd. and Mulholland Hwy 250.0 Comment
  CAS-BOT-BC411382  Dudleya lanceolata Geo. L. Fisher 1929-6-9 s.n. Los Angeles San Fernando 304 Comment
  SD38622  Dudleya lanceolata Edith A. Purer 1932-5-26 2770 Los Angeles El Segundo Comment
  POM180094  Dudleya virens F. R. Fosberg 1931-5-18 722 Los Angeles Santa Catalina Island, Little Harbor. Comment
  RSA598228  Dudleya virens James C. Dice 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, along south edge of Palos Vedes Drive South 67 Comment
  RSA0084863  Dysphania ambrosioides R. G. Swinney 2010-8-30 13639 Los Angeles Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek. 537 Comment
  SFV21088  Dysphania ambrosioides L. Gross, V. Soza, N. Gilbert 2000-10-18 291 Los Angeles Verdugo Mountains Hostetter Mountainway. Along roadside near above coordinates. 915 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
  RSA0127180  Dysphania botrys Louis C. Wheeler 1967-7-20 10130 Los Angeles Aliso Canyon. 1067 Comment
  UCD169272  Dysphania multifida Elizabeth McClintock 1943-5-29 s.n. Los Angeles UCLA Campus, Westwood Blvd. Comment
  RSA128229  Echinochloa colona P. H. Raven, H. J. Thompson 1959-10-31 14719 Los Angeles Woodland Hills. Santa Monica Mountains. 305 Comment
  IRVC28764  Echinochloa colona A. C. Sanders, Mark Elvin 2002-8-7 25556 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  LA29207  Ehrendorferia ochroleuca Blaire; Mary V. Hood, Jean Wylie 1936-5-17 100 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  CATA840  Eleocharis macrostachya Mark L. Hoefs 1991-6-26 1440 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA365444  Eleocharis montevidensis var. montevidensis Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  CAS-BOT-BC221835  Eleusine indica E. Braunton 1907-8-1 s.n. Los Angeles Verduga Hills bordering Tujunga Wash Comment
  RSA750834  Eleusine indica R. G. Swinney 2005-8-8 8398 Los Angeles Glendora, Morgan Canyon Debris basin 335 Comment
  SD112841  Elymus cinereus Darley F. Howe 1948-5-3 1799 Los Angeles Three miles north of Lancaster 609 Comment
  CDA31713  Elymus elymoides subsp. elymoides R. P. Allen 1959-4-27 Los Angeles Ave 150 & A-8. 0 Comment
  UCR150553  Elymus glaucus R. G. Swinney 1999-6-21 7351 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  SEINET7303710 Image available Elymus glaucus R. F. Thorne, M. Z. Thorne 1969-1 38508 Los Angeles San Gabriel Mts.; Angeles National Forest 2134 Comment
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Nov 11 2015
  UCD61920  Elymus glaucus Peter H. Raven 1959-5-3 14067 Los Angeles Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA601116  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-6-26 9905 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  UCR260623  Elymus glaucus subsp. glaucus R. G. Swinney 2010-8-9 13455 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  CHSC95529  Elymus multisetus LeRoy Gross 2005-5-19 2294 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  UCR187117  Elymus multisetus A. C. Sanders 2006-5-16 32362 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  CATA1422  Elymus triticoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2580 Los Angeles Santa Catalina Island: Little Harbor 0 Comment
  UCR182723  Encelia farinosa R. G. Swinney 1998-2-16 5897 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  CAS-BOT-BC81807  Ephedra nevadensis Louis C. Wheeler 1932-4-10 603 Los Angeles Palmdale, Mojave Desert 762 Comment
  UCR280076  Ephedra nevadensis Onkar Singh 2016-4-2 5693 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  RSA607562  Epidendrum obrienianum Louis C. Wheeler 1965-1-15 8652 Los Angeles Los Angeles: Kerckhoff Estate, University of Southern California, 734 W. Adams Blvd. Comment
  JEPS39236  Epilobium brachycarpum Frank W. Peirson 1918-8-16 126 Los Angeles San Antonio Canyon San Gabriel Mountains, San Antonio Mts. 1341 Comment
  RSA164845  Epilobium brachycarpum Wesley O. Griesel 1963-8-9 876 Los Angeles Big Pines, San Gabriel Mts 2073 Comment
  RSA578131  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8327 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  LA206171  Epilobium canum J. A. Ewan; 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi. above of mouth 731 Comment
  CAS-BOT-BC166281  Epilobium canum subsp. canum George L. Moxley 1916-9-4 516 Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  RSA0080364  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA158306  Epilobium canum subsp. canum Peter H. Raven 1962-7-10 17975 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island. Comment
  SBBG60118  Epilobium canum subsp. canum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR270037  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA133433  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1959-9-27 25600 Los Angeles Sepulveda Canyon. Santa Monica Mountains. 244 Comment
  RSA747333  Epilobium ciliatum R. G. Swinney 2005-8-9 8435 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  POM2991  Epilobium ciliatum subsp. ciliatum D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  RSA573705  Epilobium ciliatum subsp. ciliatum Tim S. Ross 1990-8-17 3149 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR204284  Epilobium glaberrimum R. G. Swinney 2001-9-16 8170 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  RSA381700  Epipactis gigantea George Henry Grinnell 1927-5-22 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR181701  Equisetum hyemale R. G. Swinney 1993-3-5 2008 Los Angeles San Gabriel Mtns., Glendora, Monroe Canyon, 50 yards north of Big Dalton Canyon Rd. at junction of Monroe and Big Dalton Canyons, on west side of stream 576 Comment
  SBBG56341  Equisetum hyemale J. A. Ewan 1929-9-21 2295 Los Angeles upper Millard Cyn 1188 Comment
  RSA244908  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA612922  Equisetum telmateia var. braunii L. C. Wheeler 1931-8-27 29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  CAS-BOT-BC213595  Eragrostis mexicana subsp. mexicana S. B. Parish 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR280421  Eremalche exilis Onkar Singh 2014-3-18 4369 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  SEINET8548052  Eremocarya micrantha T. S. Brandegee s.n. Los Angeles Saugus. Comment
  RSA0085404  Eriastrum densifolium R. G. Swinney 2010-6-23 13338 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA0106911  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-29 11435 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA0104855  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA0107786  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-6-8 1338 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  SD197852  Eriastrum densifolium subsp. elongatum R. G. Swinney 2005-8-22 8513 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  OBI70922  Eriastrum filifolium Steve Boyd, Lauren Raz 1997-5-6 9706 Los Angeles Liebre Mts Region: San Francisquito Cyn, W side of cyn at E end of Red Mtn ridge system, just N of confluence with Bee Cyn and 1.5 mi by road S of the Clearwater Cyn Truck Trl 6N24 732 Comment
  UC880229  Eriastrum sapphirinum Louis C. Wheeler 1932-6-16 827 Los Angeles 2 mi n Claremont 411 Comment
  RSA0121284  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Pam De Vries 2004-6-14 10502 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
  RSA0122871  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders, T. B. Salvato 2005-5-24 30279 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, ca. 0.5 mi NW of community of Mint Canyon. 549 Comment
  CAS-BOT-BC514993  Eriastrum sapphirinum subsp. dasyanthum Ernest Braunton 1902-7-1 547 Los Angeles Sherman Comment
  CAS-BOT-BC514995  Eriastrum sapphirinum subsp. dasyanthum Verne Grant 1951-5-24 16001 Los Angeles North of Claremont 518 Comment
  CHSC40086  Eriastrum virgatum Ira W. Clokey; B. Templeton 1929-5-1 4549 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
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May 5 2021
  RSA93275  Ericameria cooperi F. W. Peirson 1921-5-19 1245 Los Angeles Little Rock Creek 945 Comment
  SD42003  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-4 Los Angeles Highway east of Mint Canyon. Comment
  SFV12567  Ericameria cooperi var. cooperi M. H. Grayum, D. L. Koutnik 1977-11-25 886 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  CAS-BOT-BC286761  Ericameria cuneata var. cuneata Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10077 Los Angeles Shoulder of Mt. Waterman, San Gabriel Mts. 2423 Comment
  UC896243  Ericameria cuneata var. cuneata Fordyce Grinnell Jr. 1916-9-20 Los Angeles near Pasadena; San Gabriel Mts., Mt. Waterman 2590 Comment
  UCR23897  Ericameria ericoides John C. Roos 1942-10-10 1723 Los Angeles UCLA, Los Angeles Comment
  RSA3028  Ericameria ericoides var. ericoides C. B. Wolf 1931-12-30 2640 Los Angeles Playa del Rey. 30 Comment
  HSC5748  Ericameria linearifolia L. S. Rose 1968-4-5 68016 Los Angeles Acton 823 Comment
  RSA747369  Ericameria linearifolia R. G. Swinney 2008-6-10 8979 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  UCR180366  Ericameria linearifolia Scott D. White, Pam Devries 2006-5-10 11424 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  SEINET4560563  Ericameria nauseosa R. G. Swinney 2009-1 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  CAS-BOT-BC299018  Ericameria nauseosa var. hololeuca Joseph Andorfer Ewan 1936-8-5 9931 Los Angeles Mescal Creek 1524 Comment
  LA105288  Ericameria palmeri var. pachylepis Barry A. Prigge; 1988-10-8 8377 Los Angeles Santa Susana Mountains, East Canyon, ca 2 mi. SSE of Newhall and about 1/8 mi. up the canyon from the Old Road 444 Comment
  RSA198822  Ericameria palmeri var. pachylepis R. F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island: Skull Canyon betw Cap & Middle Canyons 244 Comment
  RSA703837  Ericameria palmeri var. pachylepis A. C. Sanders, Mark A. Elvin 2002-6-19 25194 B Los Angeles NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  RSA0106844  Ericameria parishii R. G. Swinney 2011-10-18 15845 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  RSA802336  Ericameria parishii Orlando Mistretta, Christine Mistretta 2011-7-6 5919 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA255851  Ericameria pinifolia C. W. Tilforth 1975-10-14 1195 Los Angeles between College Ave and Mills Ave, N of Foothill Blvd Comment
  RSA90917  Ericameria pinifolia F. W. Peirson 1918-10-16 223 Los Angeles Pacoima Canyon 518 Comment
  SBBG51701  Erigeron bonariensis M. R. Benedict 1971-6-25 Los Angeles Wilson Cove Comment
  POM122910  Erigeron breweri var. covillei Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont. 1524 Comment
  CAS-BOT-BC296180  Erigeron foliosus var. foliosus F. W. Peirson 1920-5-12 231 Los Angeles San Gabriel Wash near Foothill Boulevard 182 Comment
  CAS-BOT-BC296203  Erigeron foliosus var. foliosus David B. Weissman 1974-8-19 s.n. Los Angeles Pt. Dume Comment
  CAS-BOT-BC296205  Erigeron foliosus var. foliosus Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  POM304738  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 142 Los Angeles Soldiers Creek. Comment
  RSA666625  Eriodictyon crassifolium A. C. Sanders, D. Malueg 1998-6-22 22049 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCD119239  Eriodictyon crassifolium Gordon Pilone 1961-2-18 89 Los Angeles Hartley Ranch on Frazier Road and Hwy 99. Tehachapi Mt. Range. San Joaquin Valley Drainage Area. 1219 Comment
  CAS-BOT-BC189118  Eriodictyon crassifolium var. crassifolium F. A. Thackery 1928-5-18 423 Los Angeles Tuyunga Comment
  CAS-BOT-BC189161  Eriodictyon crassifolium var. nigrescens Le Roy Abrams; E. A. McGregor 1908-6-19 322 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SBBG65149  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  CAS-BOT-BC188948  Eriodictyon parryi Victor Duran 1933-7-19 3520 Los Angeles Upper end of Aliso Canyon, San Gabriel Mountains 1533 Comment
  CAS-BOT-BC188968  Eriodictyon parryi R. J. Dobbs 1927-6-6 s.n. Los Angeles [Unreadable], San Gabriel Mountains 914 Comment
  SD107929  Eriodictyon traskiae subsp. traskiae Larry DeBuhr 1977-4-16 2572 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  RSA658405  Eriodictyon trichocalyx R. Aguayo 1992-5-22 3 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.3 mi. west of gate, roadside. 884 Comment
  UCR259352  Eriogonum baileyi R. G. Swinney 2010-9-7 13709 13680 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SBBG61870  Eriogonum brachyanthum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  RSA579277  Eriogonum cinereum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  CAS-BOT-BC242774  Eriogonum davidsonii Le Roy Abrams 1901-7-1 1889 Los Angeles West Fork of San Gabriel Riv. Comment
  RSA601334  Eriogonum davidsonii Steve Boyd, Lauren Raz 1997-6-17 9960 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  UC56059  Eriogonum davidsonii J. H. Barber 1897-6-29 219 Los Angeles Bear Canyon Comment
  SEINET11937892  Eriogonum davidsonii M. T. Doutt 1931-1 649 Los Angeles Sierra Madre Mts, trail between Mt. Lowe and Mt. Nelson 1768 Comment
  RSA393488  Eriogonum elongatum var. elongatum L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  PASA1469  Eriogonum fasciculatum J. E. Giguette May, '26 Los Angeles Big Tujunga Comment
  SEINET11937932  Eriogonum fasciculatum var. fasciculatum C. Wyman, Bright, J. F. 1931-1 5707 Los Angeles collected at Hollywood Comment
  RSA0106499  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-10-18 15835 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
  SEINET11263911  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1972-10-20 12781 Los Angeles San Gabriel Mountains. Cow Canyon Saddle.; 0 1372 Comment
  RSA532644  Eriogonum fasciculatum var. polifolium Tim S. Ross 1991-8-14 5757 Los Angeles Roundtop Mountain. 1878 Comment
  UC150055  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson San Gabriel mountains, Mt. Wilson Comment
  UCD100070  Eriogonum fasciculatum var. polifolium G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  LA88625  Eriogonum giganteum Robert F. Thorne; P. C. Everett 1965-6-22 34926 Los Angeles Santa Catalina Island, Avalon canyon, S of Avalon golf course 91 Comment
  RSA393254  Eriogonum gracile var. gracile I. M. Johnston 1918-9-1 2134 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  CAS-BOT-BC252230  Eriogonum grande var. grande Alice Eastwood 1917-7-20 6499 Los Angeles Santa Catalina Island Comment
  SEINET253373  Eriogonum heermannii Victor Duran aug 10 1933 Los Angeles South Fork Big Rock Creek, San Gabriel Mts., Comment
  UCR209274  Eriogonum heermannii R. G. Swinney 2008-10-7 9484 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
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Oct 23 2020
  RSA0031455  Eriogonum hirtiflorum Orlando Mistretta, Christine Mistretta 2008-4-22 2521 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 62 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1133 Comment
  SEINET7042259  Eriogonum microthecum A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  JEPS97031  Eriogonum mohavense Ralph Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  UCSB23030  Eriogonum mohavense Harger, B. 1967-5-26 Los Angeles Next to the Sierra Highway; 2.1 miles south of Lancaster; in the Antelope Valley 792 Comment
  POM310383  Eriogonum nudum var. pauciflorum Margaret Hardinge 1946-10-14 185 Los Angeles San Antonio Canyon, San Gabriel Mountains; Pacific Drainage Area 1829 Comment
  RSA522440  Eriogonum nudum var. pauciflorum Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4011 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  LA32287  Eriogonum parvifolium Henry J. Thompson; 1958-10-23 1815 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  RSA586656  Eriogonum plumatella Orlando Mistretta 1995-6-1 1747 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA611919  Eriogonum plumatella Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  UC284247  Eriogonum pusillum P. A. Munz 1923-8-31 7676 Los Angeles ridge s Swartout Valley; San Gabriel Mts. 2575 Comment
  SBBG64256  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SDSU6730  Eriogonum roseum D. F. Howe 1978-8-3 4910 Los Angeles Intersection of Kanan Road & Mulholland Hwy, Santa Monica Mtns. 549 Comment
  RSA424907A  Eriogonum saxatile L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  CAS-BOT-BC267606  Eriogonum saxatile James L. Reveal; C. Rose Broome 1987-6-25 6571 Los Angeles Along teh Angeles Crest Highway (California Highway 2) at milepost 47.3, 10.4 miles south of Cloudburst Summit and 0.4 mile south of Charlton Flat Campground, San Gabriel Mountains 1615 Comment
  CAS-BOT-BC268165  Eriogonum umbellatum var. minus Peter Kamb 1947-6-30 612 Los Angeles Summit of Mt Islip, San Gabriel Mts 2499 Comment
  POM175396  Eriogonum umbellatum var. minus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA766474  Eriogonum umbellatum var. minus Joseph A. Ewan, Nesta Ewan 1936-8-16 10087 Los Angeles Mt. Waterman - Twin Peaks Saddle. San Gabriel Mts. 1982 Comment
  SEINET5332021  Eriogonum umbellatum var. subaridum G. R. Hall 1904-9-1 s.n. Los Angeles Swartout Canon, San Antonio Mts. 2134 Comment
  SBBG64209  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Harold Comment
  SD215620  Eriogonum viridescens Timothy S. Ross, Steve Boyd 1990-6-18 3502 Los Angeles Ball Flat; heavily disturbed site currently used for refuse disposal. 1743 Comment
  RSA611256  Eriogonum wrightii subsp. subscaposum Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  LA32285  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles 746 Comment
  UCD84642  Eriogonum wrightii var. membranaceum D. L. Koutnik; William Balch, Mary Barbercheck, Debra Koutnik 1981-12-22 s.n. Los Angeles Along fireroad to Castro Peak, Santa Monica Mountains. Comment
  CAS-BOT-BC265001  Eriogonum wrightii var. subscaposum F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1794 Comment
  IRVC26191  Eriophyllum confertiflorum A. C. Sanders 2003-6-19 26975 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA654645  Eriophyllum confertiflorum Fred Brooks, P. Sobkowiak 1988-4-23 10 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA772106  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SDSU4089  Eriophyllum confertiflorum R. M. Beauchamp 1967-3-19 298 Los Angeles Canyon below Lemon tank; San Clemente Island. Comment
  SFV3907  Eriophyllum confertiflorum K. A. Wilson 1961-4-10 1139 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 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
  UCR260342  Eriophyllum confertiflorum R. G. Swinney 2010-5-4 12562 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  CATA158  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs, A. Douglas Propst 1973-3-14 119 Los Angeles Santa Catalina Island: West side of White's Landing, on bank behind beach 7 Comment
  JEPS34717  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1918-6-28 239 Los Angeles foot-hills e Rubio Canyon; San Gabriel Mts. 609 Comment
  SBBG17108  Eriophyllum confertiflorum var. confertiflorum K. A. Wilson 1961-4-10 1139 Los Angeles S arm of Bee Cyn-Mission Pt (Peak) area; Santa Susana Mts 762 Comment
  UC535504  Eriophyllum confertiflorum var. confertiflorum Ira W. Clokey, B. Templeton 1929-5-1 4477 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 91 Comment
  RSA587108  Eriophyllum pringlei Orlando Mistretta 1995-4-21 1625 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
  RSA649695  Eriophyllum pringlei Michael Horn 1991-5-7 26 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  RSA592142  Erodium brachycarpum Louis C. Wheeler 1967-4-30 9205 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  SBBG131629  Erodium brachycarpum S. A. Junak 1999-4-24 SCa 860 Los Angeles main rd, S facing slope adjacent to rd 445 Comment
  RSA33472  Erodium cicutarium T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UCR256193  Erodium cicutarium R. G. Swinney 2010-3-22 12006 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
  UCR258932  Erodium cicutarium R. G. Swinney 2010-2-27 11745 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCSB9872  Erodium moschatum Haller, John 1950-3-30 Los Angeles UCLA; Base of Faculty Hill; Near Sunset Blvd Comment
  RSA724807  Erysimum capitatum K. Dobry 1991-6-24 d- 735 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA0034957  Erysimum capitatum L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Rd. Santa Monica Mts. Comment
  UCSB2326  Erysimum capitatum var. capitatum Sage, Paul 1959-3-1 Los Angeles 1 mile below end of Chainy Trail in Millard Canyon, Altadena 609 Comment
  SBBG79183  Erythranthe cardinalis F. R. Fosberg 1932-5-7 8145 Los Angeles Grand Cyn, below falls 100 Comment
  SD90491  Erythranthe guttata Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island; rocky bottom of upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst 244 Comment
  UCR197195  Eschscholzia caespitosa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 728 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  CAS-BOT-BC402734  Eschscholzia caespitosa Louis C. Wheeler 1936-6-8 4124 Los Angeles Tan Bark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  RSA479520  Eschscholzia caespitosa subsp. caespitosa Steve Boyd, T. S. Elias 1987-4-14 2059 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA433669  Eschscholzia californica Peterson 1931-07 s.n. Los Angeles Laurel Canyon. Comment
  SBBG70153  Eschscholzia californica R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  UCR205193  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  CSUSB1752  Eschscholzia californica Keith Thompson 1970-3-29 Los Angeles Cedar Springs 1280 Comment
  RSA188040  Eschscholzia californica var. peninsularis Robert F. Thorne 1966-4-28 36212 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  UC635610  Eschscholzia minutiflora H. L. Mason 1926-4-27 3043 Los Angeles Rock Creek Comment
  RSA150663  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  SBBG43865  Eschscholzia ramosa M. R. Benedict 1971-6-26 Los Angeles Eel Pt Comment
  RSA0068456  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-18 11985 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
  SD178147  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-4-26 29711 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. Under shrubs, on north and south-facing slopes. 594 Comment
  CATA3327  Eucrypta chrysanthemifolia var. chrysanthemifolia Amy Catalano 2017-4-13 044 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  RSA708681  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1608 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
  UC450819  Eucrypta chrysanthemifolia var. chrysanthemifolia Fay A. MacFadden 1931-3-17 62 E Los Angeles Verdugo Hills; Tuna Canyon Comment
  LA200687  Eulobus californicus Peter H. Raven; 1959-5-3 14081 Los Angeles Santa Monica Mountains, Mulholland Drive 1.3 mi. W of Laurel Canyon Blvd 350 Comment
  LA202520  Eulobus californicus Peter H. Raven; 1959-5-2 14046 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  LA32212  Eulobus californicus Henry J. Thompson; 1959-4-12 sn Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  UCR241707  Euphorbia maculata Dan S. Cooper 2012-9-6 912- 63 Los Angeles Los Angeles Basin, West Los Angeles College, Culver City, along College Blvd. 43 Comment
  RSA661076  Euphorbia misera Orlando Mistretta 1992-4-5 184 Los Angeles Guds, San Clemente Island. Comment
  UC557792  Euphorbia misera Nell Murbarger Apr 1936 117 Los Angeles San Clemente Island 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
  CDA4878  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  SD139305  Extriplex californica Jon Rebman, Jonathan Dunn 1996-4-29 3121 Los Angeles San Clemente Island: Eel Cove, coastal flats near Eel Point on west side of island 10 Comment
  SBBG56664  Festuca bromoides R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR277064  Festuca microstachys R. G. Swinney 2011-6-7 15075 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
  CATA879  Festuca myuros Mark L. Hoefs, Robert F. Thorne, John W. Tucker, Grady L. Webster 1992-3-30 1690 Los Angeles Santa Catalina Island: Canyon behind Haypress Reservoir 377 Comment
  UCR186761  Festuca myuros T. B. Salvato, Sandra Murcia 2007-3-28 2010 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR276748  Ficus carica R. G. Swinney 2010-8-11 13494 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  CAS-BOT-BC474725  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -292 Los Angeles City of Long Beach, Belmont Shores, N and S sides of Ocean Blvd. at Termino Ave 11 Comment
  CAS-BOT-BC500444  Ficus microcarpa R. E. Riefner, Jr. 2015-4-25 15 -132 Los Angeles City of Santa Monica, both sides of Ocean Ave., N and S of Santa Monica Blvd. 30 Comment
  CAS-BOT-BC502102  Ficus microcarpa R. E. Riefner, Jr. 2015-4-18 15 -118 Los Angeles City of Los Angeles, Westlake, MacArthur Park, W of S. Alvarado St. alog 7th St. 84 Comment
  UCR155911  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  POM155638  Filago californica M. B. Dunkle 1928-4-10 1840 Los Angeles Johnson's Canyon. 91 Comment
  RSA233411  Filago californica R. F. Thorne 1966-4-17 36108 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA527765  Filago californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4330 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA533447  Filago californica Timothy S. Ross 1991-4-21 4537 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  UCR189250  Filago depressa R. G. Swinney 1998-5-16 6080 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  CATA19  Foeniculum vulgare USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 5 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  CDA29962  Foeniculum vulgare Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA453797  Foeniculum vulgare F. R. Fosberg 1930-6-23 S- 2971 Los Angeles Del Rey. 1 Comment
  JEPS43936  Forestiera pubescens E. E. Allen 1922-4-28 Los Angeles near Los Angeles; Mint Canyon, Topanga Canyon Comment
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Nov 11 2014
  POM145720  Forestiera pubescens L. R. Abrams 1927-4-30 11747 Los Angeles West of Lancaster. Comment
  RSA151205  Frankenia grandifolia Peter H. Raven 1962-7-11 18014 Los Angeles Wilson's Cove; San Clemente Island. 61 Comment
  CAS-BOT-BC223751  Frankenia salina Roxana S. Ferris 1918-6-12 892 Los Angeles Between Oban and Lancaster Comment
  SD112054  Frankenia salina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Little Harbor. Comment
  RSA602343  Fraxinus dipetala Scott D. White 1997-5-8 5088 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  CAS-BOT-BC212397  Fremontodendron californicum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3359 Los Angeles Ca 120 m. NNW of Icy Springs, around a stone building that has been gutted by fire, the Webber Cabin, Big Rock Creek Canyon, San Gabriel Mountains 1731 Comment
  RSA426871  Fremontodendron californicum J. Aug. Kusche 1922-05 s.n. Los Angeles Mojave Desert 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
  LA22124  Fritillaria biflora var. biflora Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA96562  Froelichia gracilis George W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of way, Walnut Ave., San Dimas Comment
  CAS-BOT-BC435219  Galenia pubescens var. pubescens John Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill: property along Hill Street in the two-block area between Stanley and Ohio Avenues. 76 Comment
  UC1143114  Galium andrewsii subsp. intermedium A. D. Gifford 1935-4-10 557 Los Angeles 7 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UCR276825  Galium angustifolium R. G. Swinney 2010-5-21 12876 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SD124543  Galium angustifolium J. Sauer, Tim Brothers 1981-5-2 6131 Los Angeles Santa Monica Mountains; Will Rogers Historical Park Comment
  RSA311398  Galium angustifolium subsp. angustifolium Cheryl A. Lawson 1971-6-26 398 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA587026  Galium angustifolium subsp. angustifolium Orlando Mistretta 1994-06 1358 Los Angeles San Gabriel Mountains: Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles of confluence of Santiago Creek and Little Rock Creek. 1585 Comment
  UC57011  Galium angustifolium subsp. angustifolium Ernest Braunton 1902-7-8 515 Los Angeles Sherman Comment
  POM7060  Galium aparine var. echinospermum L. T. Street, P. A. Munz, G. Williams 1919-4-5 2440 Los Angeles Puddingstone Canyon. San Dimas. 274 Comment
  POM4421  Galium catalinense subsp. catalinense George B. Grant 1901-04 490 Los Angeles Catalina Island Comment
  CAS-BOT-BC217511  Galium grande A. J. McC 1893-7-29 120 Los Angeles Pasadena 1219 Comment
  RSA678817  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1293 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.7 miles from trailhead out of Chantry Flat area. 854 Comment
  SBBG119258  Galium grande V. Soza with L. Gross 1999-7-15 629 Los Angeles N- and NE-side of helispot and S-side of Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  RSA67119  Galium hallii F. W. Peirson 1923-9-1 4013 Los Angeles In small sawmill canyon at west end of Swartout Valley at 6600 feet. 2012 Comment
  UCR223359  Galium hilendiae R. G. Swinney 2009-5-20 10828 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  JEPS9475  Galium parishii I. M. Johnston 1917-8-21 1698 Los Angeles head of canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  RSA527770  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4333 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SBBG38649  Gambelia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Cyn Comment
  RSA392392  Garrya flavescens subsp. pallida Unspecified 1906-06 s.n. Los Angeles Big Rock Creek Comment
  LA99287  Garrya veatchii Peter H. Raven; 1960-5-15 15374 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  SD90294  Garrya veatchii Robert F. Thorne, J. P. Simon, et al. 1970-5-1 39545 Los Angeles Along Big Rock Creek, below Sycamore Flat Camp, ca.,2.5 miles south of Valyermo Station. 1280 Comment
  UCD66715  Gastridium phleoides Robert F. Thorne; P. Everett 1965-6-22 34901 Los Angeles Santa Catalina Island, Avalon Canyon. 182 Comment
  UCR271124  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15505 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  LA201689  Geranium carolinianum Arthur C. Gibson; 2003-4-24 4837 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA390988  Geranium carolinianum F. R. Fosberg 1931-4-13 s 4593 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island. 25 Comment
  RSA0105762  Gilia R. G. Swinney 2011-6-7 15040 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
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Dec 7 2018
  RSA0115470  Gilia A. C. Sanders 2008-4-11 34856 Los Angeles Transverse Range/ Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School. 990 Comment
  UC23895  Gilia achilleifolia subsp. achilleifolia Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA590857  Gilia angelensis T. S. Ross, S. D. Boyd 1990-5-15 2518 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA752273  Gilia angelensis Justin M. Wood 2009-4-22 512 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG122091  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2003-5-10 730 Los Angeles Bald Mtn, 1 km SE of summit, 0.2 km SW of Old Ridge Rd 1185 Comment
  SBBG126024  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2010-5-12 3157 Los Angeles 4.0 km S of Hwy 138, 0.1 km W of 120th St W, at intersection of rds under power lines 783 Comment
  RSA470222  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1908-05 1798 Los Angeles Hollywood. Comment
  LA81932  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1941-5-9 257 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  RSA776387  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-14 5318 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  RSA756572  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2008-4-30 2564 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UC908889  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-27 3060 Los Angeles 30 mi w Victorville; Mohave Desert, w of Victorville Comment
  RSA733078  Gilia leptantha subsp. transversa R. G. Swinney 2001-4-18 7908 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  UCR272594  Gilia modocensis R. G. Swinney 2011-6-7 15029 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA549897  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-5 129 Los Angeles San Clemente Island: SE-facing slope in Guds area on extreme S end of island. 150 Comment
  UCR86521  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  RSA0016253  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-4-30 9635 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
  UCR147666  Gilia ochroleuca subsp. bizonata LeRoy Gross, Paul Morton 2004-6-9 1339 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  UCR193441  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7264 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
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May 3 2012
  UCR203190  Gilia ochroleuca subsp. bizonata R. G. Swinney 2005-5-21 8259 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA0017158  Gilia ochroleuca subsp. vivida Wayne E. Sawyer 1981-6-16 44 Los Angeles Crest trail and Crystal Lake area trail: junction 0.15 miles S of Little Jimmy Spring. 2302 Comment
  SFV21985  Gilia splendens subsp. grantii J. N. Hogue 2011-7-23 397 .2 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  SFV12470  Glebionis coronaria M. H. Grayum, D. L. Koutnik 1978-3-6 974 Los Angeles Palos Verdes Pensinsula. On steep, coastal bluffs between Point Fermin and White's Point. Comment
  IRVC27810  Gnaphalium californicum A. C. Sanders 2005-5-11 30155 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  RSA188088  Gnaphalium californicum R. F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  POM358713  Gnaphalium leucocephalum Anstruther Davidson s.n. Los Angeles Verdugo Wash. Comment
  POM358741  Gnaphalium leucocephalum L. C. Wheeler 1931-9-11 136 Los Angeles 2 mi. NE La Verne. 373 Comment
  UCR138416  Gnaphalium luteoalbum Scott D. White 1997-11-5 6018 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  CAS-BOT-BC302598  Gnaphalium palustre Cecil Hart 1921-7-1 14 Los Angeles Howard & Smith's Nursery, Montebello Comment
  POM358898  Gnaphalium palustre Anstruther Davidson 1915-8-1 3089 Los Angeles Camp Baldy. Comment
  POM358904  Gnaphalium palustre Geo L. Moxley 1917-9-7 s.n. Los Angeles At Cota, near Long Beach. Comment
  RSA617733  Gnaphalium palustre Scott D. White 1998-5-22 6556 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community. 425 Comment
  RSA729826  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gbriel Mtns.: 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  RSA782208  Gnaphalium palustre R. G. Swinney 2009-8-25 11471 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SBBG31331  Gnaphalium palustre R. F. Thorne with P. C. Everett 1965-6-23 34973 Los Angeles Haypress Reservoir 411 Comment
  UCR206523  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36959 Los Angeles San Gabriel Valley, 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 88 Comment
  RSA681342  Gnaphalium stramineum LeRoy Gross, Valerie Soza 2003-5-15 898 -b Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 396 Comment
  PASA1910  Godetia cylindrica Frank W. Peirson 1923-6-19 Los Angeles Boquet Canyon 1066 Comment
  RSA487210  Goodmania luteola James L. Reveal 1988-5-17 6799 Los Angeles Antelope Valley, along G street at 40th street, in a field northwest of this junction and the bike path of Apollo Park, about 5 air miles northwest of Lancaster 732 Comment
  SEINET10479876  Goodmania luteola James L. Reveal 1988-5-17 Reveal 6799 Los Angeles Antelope Valley, along G Street at 40th Street, in a field northwest of this junction and the bike path of Apollo Park, about 5 air miles northwest of Lancaster, on slightly elevated sandy loam places on the edges of alkaline flats associated with Atriplex at about 2400 feet elevation. 730 Comment
  CAS-BOT-BC305260  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Antelope Valley: Highway 14 at Avenue A 731 Comment
  UCSB30440  Grindelia hirsutula Wheeler, William 1975-3-7 Los Angeles Empty lot behind Chevron station at the corner of Hwy. 1 and Topanga Canyon Rd. 15 Comment
  UC284754  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles canyon s Lemon Tank (e coast San Clemente Island); San Clemente Island Comment
  CAS-BOT-BC304626  Gutierrezia californica Brandegee No date on label s.n. Los Angeles Los Angeles Comment
  OBI49589  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  SEINET10630417  Haematoxylum campechianum Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2517 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  SBBG106223  Hainardia cylindrica S. A. Junak 1985-5-14 SCl 71 Los Angeles main rd, roughly midway between intersection with rd to Lemon Tank and intersection with rd to Pk 1603 and Field Stn at Camera Pad "Stone" 381 Comment
  UCR65260  Haplopappus menziesii F. R. Fosberg 1931-5-12 S- 04855 Los Angeles Channel Islands, Santa Catalina Island, Renton Pass 400 Comment
  CAS-BOT-BC307281  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena, San Gabriel Mts. Comment
  RSA535885  Hazardia squarrosa var. grindelioides Timothy S. Ross 1991-9-2 5908 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 473 Comment
  UCR214594  Hedypnois cretica A. C. Sanders, Dan S. Cooper 2010-4-30 38121 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA755460  Helenium bigelovii R. G. Swinney 2008-7-16 9264 Los Angeles Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  RSA752458  Helianthemum scoparium Justin M. Wood 2009-4-22 515 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCR177736  Helianthus gracilentus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  POM369740  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-7-7 3150 Los Angeles Alamitos Bay 5 Comment
  CAS-BOT-BC305883  Helminthotheca echioides Peter H. Raven; Henry J. Thompson 1959-9-18 14437 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles 76 Comment
  POM360256  Hemizonia fasciculata F. R. Fosberg 1931-5-7 4839 Los Angeles Cottonwood Canyon, Santa Catalina Island 160 Comment
  RSA188374  Hemizonia fasciculata R. F. Thorne, P. Everett 1965-6-22 34896 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  LA35980  Hesperocnide tenella Peter H. Raven; 1960-5-15 15372 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA235293  Hesperocnide tenella M. A. Piehl 1963-12-8 631087 Los Angeles San Clemente Island. Cave Canyon 0.25 from mouth. 9 Comment
  RSA230201  Heterocodon rariflorum R. F. Thorne 1969-7-2 38224 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA550432  Heterocodon rariflorum T. S. Ross 1992-7-10 6657 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  CAS-BOT-BC143689  Heteromeles arbutifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CHSC34438  Heteromeles arbutifolia James Henrickson 1972-11-2 8100 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Cyn. Rd. 365 Comment
  RSA451287  Heteromeles arbutifolia Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SBBG20513  Heteromeles arbutifolia E. R. Blakley 1963-12-8 6386 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  CDA12159  Heterotheca grandiflora A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  UC832991  Heterotheca grandiflora E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  RSA0074071  Heterotheca grandiflora F. R. Fosberg 1931-10-11 7216 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA0074418  Heterotheca grandiflora M. B. Dunkle 1928-10-7 2014 Los Angeles Santa Catalina Island. Descanso Canyon. 244 Comment
  RSA0074427  Heterotheca grandiflora Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  IRVC27452  Heterotheca sessiliflora A. C. Sanders, Mark A. Elvin 2002-8-28 25600 Los Angeles Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns. 360 Comment
  UCR12254  Heuchera abramsii Art Whistler 1966-6-23 s.n. Los Angeles Hwy 2 past Mt. Wilson Rd. 2287 Comment
  UCR190005  Heuchera elegans R. G. Swinney 1998-6-16 6976 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  LA200299  Hirschfeldia incana Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4678 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  SFV12024  Hirschfeldia incana D. L. Koutnik 1978-3-27 167 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  SBBG93635  Holocarpha heermannii A. Kingsbury 1983-5-19 37 Los Angeles E side of Hungry Valley Rd off ramp of Interstate 5 914 Comment
  CAS-BOT-BC149954  Holodiscus discolor var. discolor E. Braunton s.n. Los Angeles Elysian Park Comment
  SD252249  Hordeum intercedens Steven A. Junak 1999-4-23 Sca 850 Los Angeles Santa Catalina Island. Lower part of Ridge Road to W end, 1.0 mile from Two Harbors. 42 Comment
  SBBG128069  Hordeum marinum subsp. gussoneanum M. L. Hoefs, S. A. Junak 1996-5-1 2693 Los Angeles summit reservoir 408 Comment
  LA14697  Hordeum murinum subsp. glaucum Monte Lloyd; 1950-7-31 500731p 938 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CAS-BOT-BC289407  Hordeum murinum subsp. leporinum Carl B. Wolf 1932-5-9 3428 Los Angeles 1/2 mi. from Avalon on road to Pebbly Beach, Santa Catalina Island 7 Comment
  HSC79923  Hordeum murinum subsp. leporinum James Henrickson 1973-6-15 10687 Los Angeles City of Long Beach, S of State University 30 Comment
  RSA623836  Hordeum murinum subsp. leporinum Arthur R. Kruckeberg 1940-3-24 495 Los Angeles Paxoima Canyon above Dillon's Ranch Comment
  RSA85236  Horkelia bolanderi F. W. Peirson 1923-8-31 4026 Los Angeles Earthquake rift, 2 miles W of Big Pines, N face of San Gabriel Mts. 1860 Comment
  RSA612831  Horkelia cuneata Louis C. Wheeler 1933-5-16 1737 Los Angeles Mouth of Sepulveda Canyon 122 Comment
  RSA499234  Horkelia cuneata subsp. puberula E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  CAS-BOT-BC537284  Horkelia cuneata var. cuneata Le Roy Abrams 1901-4-1 1237 Los Angeles near Ballena Harbor Comment
  POM43358  Horkelia rydbergii Robert Kessler 1921-7-4 3442 Los Angeles Pine Flats. Comment
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Jul 29 2016
  UC1532945  Horkelia rydbergii Robert F. Thorne 1969-7-2 38217 Los Angeles Charlton Flats San Gabriel Mtns, Angeles National Forest Comment
  CAS-BOT-BC311969  Hulsea heterochroma Timothy S. Ross; Steve Boyd 1994-6-23 8042 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  RSA0048443  Hymenoclea salsola Lee Haines 1958-5-17 s.n. Los Angeles Junction Highway U.S. 6 and Soledad Canyon Road, west of Vincent. 914 Comment
  SD230135  Hyparrhenia hirta Louis C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Lincoln Ave. Comment
  RSA741417  Imperata brevifolia Justin M. Wood 2008-11-25 254 Los Angeles Big Tujunga Canyon, near road to Wildwood Picnic Area. On the N side of the road in vicinity of spring. 579 Comment
  SEINET10567652  Iris David B. Dunn 1948-2-14 Dunn 3653 Los Angeles 316 n. Ave 50, los angeles 42; cultivated plants 244 Comment
  SEINET4152125  Iris purdyi Unknown 1981-4-8 4906 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  JEPS26119  Isocoma menziesii var. vernonioides Peter H. Raven and Henry J. Thompson 1959-9-19 13720 Los Angeles US Hwy 101 0.2 mi e of turn to Zuma Beach; Santa Monica Mountains 45 Comment
  POM361281  Isocoma menziesii var. vernonioides Geo L. Moxley 1915-11-18 453 Los Angeles S E Hollywood. Comment
  RSA603558  Isocoma menziesii var. vernonioides Mark Hoefs, Steven A. Junak 1995-11-8 2534 Los Angeles Just below reservoir above Cottonwood Canyon. 183 Comment
  UCR98793  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-5-1 9665 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  UCR99481  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mtns., Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of upper end of reservoir along Forest Service Road 6N08 1396 Comment
  UCR141029  Ivesia santolinoides June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CAS-BOT-BC340161  Jaumea carnosa Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC101903  Juglans californica C. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  CAS-BOT-BC101905  Juglans californica Louis C. Wheeler 1931-11-11 351 Los Angeles N side Santa Monica Mts. opp. Franklin Canyon 365 Comment
  UCR252998  Juglans californica Mitch Provance 2013-6-3 613- 15 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  CATA116  Juncus acutus subsp. leopoldii Peter Henrikson 1987-5-8 87 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  SBBG131559  Juncus bufonius S. A. Junak 1999-7-15 SCa 1030 Los Angeles Bulrush Cyn 237 Comment
  UCR204034  Juncus bufonius R. G. Swinney 2001-9-16 8158 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  UCR76412  Juncus bufonius T. S. Ross 1992-4-16 6202 Los Angeles Channel Islands, Central part of San Clemente island; 289 degrees WNW, 680 m distant from 1603 ft. peak above Stone Station 416 Comment
  RSA0116695  Juncus duranii R. G. Swinney 2010-9-30 13939 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UC1532966  Juncus duranii Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38881 Los Angeles 1.2 mi se Dawson Saddle (near Lodgepole Picnic area, at headwaters of Dorr Canyon, n slope Throop Peak, above Angeles Crest Hwy); San Gabriel Mts., Angeles National Forest, Dorr Canyon, Thro 2331 Comment
  RSA752574  Juncus effusus subsp. austrocalifornicus Justin M. Wood 2009-4-22 535 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  RSA715748  Juncus oxymeris Scott D. White, Andrea Warniment 2006-7-6 11609 Los Angeles Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  POM1613  Juncus phaeocephalus I. M. Johnston 1917-6-10 1308 Los Angeles Cienega , West of Los Angeles. Comment
  UCR248936  Juncus rugulosus Peter Rubtzoff 1988-10-7 9959 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  SBBG38165  Juncus textilis R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  IRVC28564  Juncus torreyi A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27135 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA762499  Juncus xiphioides R. G. Swinney 2008-11-29 9850 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR180565  Juncus xiphioides Scott D. White, Andrea Warniment 2006-7-18 11632 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  UCR208210  Juncus xiphioides F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  CAS-BOT-BC81000  Juniperus californica Le Roy Abrams; E. A. McGregor 1908-7-2 531 Los Angeles Rock Creek, slopes of the San Gabriel Mountains 1158 Comment
  UCR276779  Juniperus californica R. G. Swinney 2011-4-1 14318 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SEINET8981245 Image available Juniperus chinensis Arboretum Staff 68 P934 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  CHSC102903  Keckiella cordifolia L. P. Janeway 2009-5-15 9785 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.7 air km south-wouthwest of the junction of S. Azuza Ave and Colima Road. 342 Comment
  CLARK-A1528-4212  Keckiella cordifolia John C. Roos 1942-5-23 1054 Los Angeles Santa Anita Canyon Comment
  RSA401780A  Keckiella cordifolia N. C. Cooper 1949-6-29 4367 Los Angeles San Gabriel Canyon. 457 Comment
  RSA527789  Keckiella cordifolia Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4355 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA401779A  Keckiella cordifolia Jessie Velo 1949-6-24 4234 Los Angeles Los Padres National Forest. Comment
  RSA171018  Keckiella ternata subsp. septentrionalis Robert F. Thorne 1963-7-11 32771 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA400476  Keckiella ternata subsp. ternata Unspecified 1983-7-18 2776 Los Angeles San Gabriel Mountains, Angeles Crest Highway at the junction of the Mt. Wilson turnoff. 1463 Comment
  RSA557842  Kochia californica D. Charlton 1989-4-21 2887 Los Angeles B St. from 120th to 140th, Southern Border of Base. 701 Comment
  SD50936  Kochia californica Darley F. Howe 1958-10-26 2684 Los Angeles Lancaster. Comment
  RSA714978  Koelreuteria bipinnata A. C. Sanders 2003-5-22 26812 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
  OBI6969  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 32 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  RSA0084783  Lactuca serriola R. G. Swinney 2010-6-23 13316 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  CAS-BOT-BC273829  Lamarckia aurea LeRoy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  POM352634  Lamarckia aurea Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Dimas Canyon Comment
  UC818677  Lamarckia aurea Agnes Chase Apr 12 1910-Apr 15 1910 5543 Los Angeles Playa del Rey, (upper beach) Playa del Rey Comment
  SEINET10598994  Lamarckia aurea Carl C. Epling, M. Epling 1925-5-15 Epling s.n. Los Angeles Griffith Park. Comment
  UC519990  Lamium amplexicaule Louis C. Wheeler 1932-5-30 796 Los Angeles 2 mi ne La Verne 373 Comment
  RSA592198  Lamium amplexicaule Louis C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  UCR99447  Lantana montevidensis L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  POM353911  Lantana montevidensis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Griffith Park. Comment
  RSA657446  Lantana montevidensis S. Campbell 1980-6-2 30 Los Angeles Verdugo Mountains Region: Found 50 feet west of Sierra Place. 244 Comment
  LA209851  Larrea tridentata Carl Epling; M. Epling May 1925 sn Los Angeles Palmdale, 3 mi. SW Comment
  CAS-BOT-BC338124  Lasthenia californica Alice Eastwood 1913-5-11 3127 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC338156  Lasthenia californica Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  RSA708573  Lasthenia coronaria Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1159 Los Angeles Ridgetop above McDonald Creek. 457 Comment
  JEPS26579  Lasthenia gracilis Peter Kamb 1948-5-6 967 Los Angeles San Gabriel Mts. 975 Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  CSUSB1279  Lathyrus laetiflorus Art Whistler 1965-3-27 Los Angeles On a fire road through a canyon about 0.5 mile west of Chatsworth Resevoir in Chatsworth. 243 Comment
  SEINET3145111  Lathyrus laetiflorus E. K. Balls, LW Lenz 1950-3-28 14454 Los Angeles 12 mi S of Castaic, Hwy 99 335 Comment
  SBBG108420  Lathyrus odoratus T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-20 8591 Los Angeles N-S rd between upper Larkspur Cyn and Marine Terrace Grade, ca. 960' S of the center of the old airfield landing strip 266 Comment
  RSA747749  Lathyrus vestitus Scott D. White, J. Wood, J. Miner 2009-5-12 12702 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  SEINET13387010 Image available Lathyrus vestitus R. G. Swinney 2011-1 14190 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  RSA406621  Lathyrus vestitus subsp. alefeldii Anstruther Davidson 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  RSA482501  Lathyrus vestitus var. vestitus Richard Noyes 1988-5-12 560 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA317202  Lathyrus vestitus var. vestitus Michael C. Long 1974-4-20 s.n. Los Angeles Devil's punhbowl county park, 0.5 mi.N of parking lot. Comment
  POM49467  Lavatera assurgentiflora subsp. assurgentiflora L. W. Nuttall 1920-5-14 s.n. Los Angeles Santa Catalina Island. East end of Cresent St. [Cresent Ave.], Avalon. Comment
  UC1349367  Lavatera assurgentiflora subsp. glabra Robert F. Thorne 1966-4-4 35794 Los Angeles Santa Catalina Island n Isthmus Cove (Bird Rock); Santa Catalina Island, n of Isthmus Cove, Bird Rock 7 Comment
  JEPS40053  Layia glandulosa Frank W. Peirson 1925-4-23 5803 Los Angeles below Forks; San Gabriel Canyon 396 Comment
  RSA709958  Layia glandulosa LeRoy Gross 2005-4-28 2181 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SDSU4682  Layia glandulosa D. F. Howe 1948-5-2 1801 Los Angeles Highway, Palmdale to Lancaster. 610 Comment
  RSA592413  Layia platyglossa subsp. campestris Mark Hoefs 1974-5-2 450 Los Angeles Santa Catalina Island: above Parson's Landing 61 Comment
  UCR133741  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-6 S- 4814 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  POM361674  Layia platyglossa subsp. campestris Fossler 1923-4-2 s.n. Los Angeles near Arroyo Seco Comment
  SD239498  Lemna minuta R. G. Swinney 2009-3-11 10083 Los Angeles San Gabriel Mountains Foothills: Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park (Azusa 7.5'Q) 295 Comment
  SEINET10630450  Lens culinaris Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2639 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  CATA3432  Lepechinia fragrans Ben Dion, Tobias Nickel 2017-4-18 019 Los Angeles Santa Catalina Island: Interior; Shark Harbor watershed, 40m northwest of El Rancho Escondido Road 1,000 m southwest of the Airport 300 Comment
  UC1929628  Lepechinia fragrans Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 349 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 7.3 mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  UCR65215  Lepechinia fragrans F. R. Fosberg 1931-5-6 S- 4786 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  SBBG121654  Lepechinia rossii L. Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Ruby Clearwater Truck Trail, S of Ruby Cyn, N of Red Mtn; Liebre Mtns 788 Comment
  UCR186787  Lepidium draba Gary Kovnat, LeRoy Gross 2004-4-25 53 Los Angeles San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  CAS-BOT-BC89311  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles Mojave Desert. Ca. 940 m due west of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. 941 Comment
  JEPS53639  Lepidium flavum Dr. C. C. Parry Mar 1888 Los Angeles Lancaster Comment
  RSA429895  Lepidium fremontii Anstruther Davidson 1893-5-12 1857 Los Angeles Lancaster. Comment
  IRVC26819  Lepidium fremontii B. C. Templeton 1930-5-19 1457 Los Angeles Mint Canyon San Gabriel Mtns. 200 Comment
  SD90423  Lepidium lasiocarpum subsp. lasiocarpum Robert F. Thorne 1966-4-16 36039 Los Angeles San Clemente Island; sandy bank of old, raised beach, 2/3 mile southsoutheast of Eel Point and north of Seal Cove; southwest side of island. 29 Comment
  RSA347517  Lepidium nitidum B. A. Prigge 1986-3-19 6928 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  CLARK-A1528-4963  Lepidium nitidum John C. Roos 1950-2-14 4706 Los Angeles Comment
  CLARK-A1528-2328  Lepidium pinnatifidum John C. Roos 1956-6-15 Los Angeles Westwood Comment
  LA204444  Lepidium virginicum Marion Olsen; June 1926 sn Los Angeles near Arcadia Comment
  UCR191186  Lepidium virginicum R. G. Swinney 1999-7-28 7585 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 Comment
  UCR209456  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-10 9544 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  POM308166  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2909 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  POM361771  Lepidospartum squamatum B. C. Templeton 1932-8-26 5114 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
  RSA381395  Lepidospartum squamatum R. F. Thorne, M. Z. Thorne 1966-11-1 41377 Los Angeles San Gabriel Mountains, Angeles National Forest; San Antonio Canyon near Mt. Baldy Village Comment
  RSA624065  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9666 Los Angeles 1.25 mile ESE Honby 457 Comment
  UC1283739  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles ca. 2.6 mi sw of Saugus; US Hwy 99 Comment
  UCD33024  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR138840  Lepidospartum squamatum L. C. Wheeler 1966-8-20 8819 Los Angeles San Gabriel Mtns., Cabin Flat, Prairie Fork Comment
  UCR127393  Leptochloa uninervia A. C. Sanders, Mark Elvin 2002-8-7 25555 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  UC30200  Leptodactylon californicum W. H. Brewer Feb. 1861 201 Los Angeles San Fernando Plain Comment
  SBBG14238  Leptosiphon bicolor M. A. Piehl 1962-6-9 62317 Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  RSA690933  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2004-5-2 14091 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA599623  Leptosiphon liniflorus Steve Boyd, Lauren Raz 1997-4-16 9517 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA0081013  Leptosiphon parviflorus Timothy S. Ross, Steve Boyd 1994-5-25 7895 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10. 1684 Comment
  SBBG92121  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd [probably introduced] 30 Comment
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Jul 28 2016
  UCR191178  Lessingia glandulifera var. glandulifera R. G. Swinney 1999-6-28 7455 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 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
  UC1287364  Lessingia glandulifera var. peirsonii Willard Spence 1960-8-23 577 Los Angeles 1.7 mi w of entrance to Lake Elizabeth Ranch Club (on the road to Lake Hughes) Comment
  UC501463  Lessingia glandulifera var. peirsonii Frank W. Peirson 1923-6-9 3550 Los Angeles King Canyon Liebre Mts., King Canyon 1173 Comment
  RSA716926  Leucojum aestivum LeRoy Gross, Naomi Fraga 2006-1-20 2445 Los Angeles North end of the San Rafael Hills, east side of the main crest. North of Lookout Tower. Near 503 Comment
  UCR190941  Lewisia rediviva R. G. Swinney, Cody Clarke 2001-6-20 8001 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UCR193156  Lewisia rediviva var. minor R. G. Swinney 1998-7-14 6443 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  SEINET251715 Image available Leymus cinereus David Charlton, Mark Hagen 1989-6-30 3256 A Los Angeles Western Mojave Desert: southwest of Piute Ponds, Edwards Air Force Base (Rosamond 7.5' Q.:). 700 Comment
  POM156186  Leymus triticoides Le Roy Abrams 1902-6-12 2524 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA641434  Leymus triticoides L. C. Wheeler 1967-7-23 10166 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  RSA651264  Lilium humboldtii subsp. ocellatum Russell S. Woglum 1935-08 2443 Los Angeles San Gabriel Canyon, North Fork Soldier Creek. [San Gabriel Mountains] 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
  SD107832  Limonium sinuatum Mark Hoefs 1973-7-13 376 Los Angeles Open area between # 3 golf fairway and main road. 46 Comment
  IRVC26204  Linanthus androsaceus Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2917 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  POM6383  Linanthus aureus L. T. Street, G. Williams 1919-5-10 2716 Los Angeles San Gabriel River near Bassett. 90 Comment
  UC421659  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  CHSC35175  Linanthus californicus Martin Ruggles 1971-4-17 5 Los Angeles North of Malibu, 1/2 mi. N. of jct. of Rambla Pacifico-Schueren Rd. and Piuma Rd. in Santa Monica Mtns. 792 Comment
  RSA122988  Linanthus californicus G. T. Nordstrom 1935-2-26 339 Los Angeles 21/2 mi. S.E. of Mouth of Liebre Gulch. 671 Comment
  RSA468423  Linanthus californicus B. C. Templeton 1959-5-9 s.n. Los Angeles On Angeles Crest Highway between Mill Creek Road Junction and Red Box Gap, 1220 Comment
  SFV20820  Linanthus californicus subsp. glandulosus L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1084 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  SBBG112774  Linanthus dianthiflorus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 529 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  UCR209442  Linanthus dianthiflorus R. G. Swinney 1969-4-27 384 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA0044605  Linanthus parviflorus A. C. Sanders 2007-4-19 33433 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA400293  Linaria canadensis var. texana F. R. Fosberg 1931-3-20 S- 4316 Los Angeles Santa Catalina Island. Hamilton canyon, mouth near Avalon. Comment
  POM18075  Lithophragma tenellum P. A. Munz 1923-5-26 6853 Los Angeles Big Rock Creek, San Gabriel Mountains 1829 Comment
  RSA702432  Lobelia dunnii var. serrata Scott D. White 2004-7-28 10658 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA654185  Lobularia maritima Marilyn Porter 1991-5-17 25 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  RSA436047  Lobularia maritima A. G. Goodwin 1940-05 s.n. Los Angeles Hermosa Beach Comment
  RSA602763  Lobularia maritima L. C. Wheeler 1972-12-24 12798 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  RSA512037  Loeflingia squarrosa var. squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  UCR205849  Loeseliastrum matthewsii R. G. Swinney 2008-5-8 8819 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
  SD197680  Logfia filaginoides R. G. Swinney 2008-3-26 8564 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
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Apr 29 2011
  UCD66012  Lolium multiflorum Kathy Tajbakhsh 1996-4-14 28 Los Angeles Santa Catalina Island: Fisherman's Bay, at USC Marine Research Station near dormitories. Comment
  RSA762244  Lolium perenne Orlando Mistretta, Christine Mistretta 2008-5-19 3122 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UC1109371  Lolium perenne Peter H. Raven 1962-5-8 17617 Los Angeles Wilson Cove San Clemente Island (barracks area); , Wilson Cove 91 Comment
  UCR127009  Lolium perenne A. C. Sanders, Mark A. Elvin 2003-6-18 26940 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
  RSA678121  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UC589658  Lolium temulentum Nell Murbarger April 1936 136 Los Angeles s end San Clemente Island; s end of San Clemente Island Comment
  UC1605266  Lomatium dissectum var. multifidum Tim Ross and Steve Boyd 1994-5-4 7676 Los Angeles Dogwood Canyon - narrow canyon draining n.e. to Burns Canyon from the n.e. summit of Grass Mt.; Liebre Mts., Lake Hughes Quad., Dogwood Canyon 1267 Comment
  UCR137722  Lomatium mohavense L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  POM18180  Lomatium vaginatum P. A. Munz 1923-3-7 6583 Los Angeles Ganesha Hills, Pomona. Comment
  RSA452148  Lomatium vaginatum G. R. Proctor 1944-3-4 800 Los Angeles Santa Susana Pass Comment
  RSA188238  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-6-22 34907 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  RSA754222  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1765 Los Angeles San Gabriel River Watershed; Sycamore Canyon, bank next to riparian area on a horse trail. 117 Comment
  RSA526616  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 s.n. Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA602311  Lotus crassifolius var. crassifolius Steve Boyd, Lauren Raz 1997-6-17 9950 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  SEINET957344  Lotus davidsonii Wesley O. Griesel 1961-1 Los Angeles State Hwy. 2 near White Thorn Picnic Area San Gabriel Mts. 2286 Comment
  RSA3495  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-9 3438 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA320810  Lotus dendroideus var. traskiae F. C. Boutin 1967-4-24 1706 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA406934  Lotus dendroideus var. traskiae M. B. Dunkle, B. C. Templeton 1939-4-6 7285 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA545195  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  RSA646114  Lotus grandiflorus var. grandiflorus Orlando Mistretta 1992-9-9 s.n. Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UC1129244  Lotus heermannii Jerome S. Horton 1935-7-18 212 Los Angeles Dalton Canyon below dam Pomona Quad. 457 Comment
  RSA579313  Lotus heermannii var. heermannii T. S. Ross 1994-7-1 8081 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA660091  Lotus heermannii var. heermannii Orlando Mistretta 1992-6-12 564 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  POM7134  Lotus heermannii var. heermannii C. F. Baker 1904-05 4715 Los Angeles hills near Clarmont Comment
  JEPS27789  Lotus humistratus E. D. Palmer May 1903 Los Angeles near San Dimas Comment
  RSA0102541  Lotus nevadensis Richard G. Swinney 2011-6-7 15071 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA642032  Lotus nevadensis var. davidsonii Orlando Mistretta 1993-6-28 893 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  UC212351  Lotus nevadensis var. davidsonii I. Johnston 1917-7-4 1423 Los Angeles s slope Baldy Comment
  UCR271308  Lotus oblongifolius R. G. Swinney 2011-10-10 15728 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA729568  Lotus oblongifolius var. oblongifolius R. G. Swinney 1998-7-21 6478 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  UC56569  Lotus oblongifolius var. oblongifolius Ernest Braunton May 1902 329 Los Angeles Rivera Comment
  UCR124710  Lotus procumbens B. C. Templeton 1933-6-16 5133 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  RSA188076  Lotus salsuginosus R. F. Thorne 1966-4-28 36198 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon. 244 Comment
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  RSA406839  Lotus scoparius Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  RSA652453  Lotus scoparius var. brevialatus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue along roadside, near Irwindale Avenue, Irwindale. Comment
  UCR192010  Lotus scoparius var. scoparius A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  SEINET9357062  Lotus scoparius var. scoparius Unknown 1988-5-15 14 Los Angeles Topanga Canyon, Santa Monica Mtns Comment
  HSC87155  Lotus strigosus Steve Boyd, T. S. Elias 1987-4-14 2037 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  POM8236  Lotus strigosus P. A. Munz 1920-4-21 3698 Los Angeles San Dimas Canyon. 457 Comment
  RSA592020  Lotus strigosus Mark Hoefs, Doug Propst 1973-3-14 84 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  RSA719026  Lotus strigosus R. G. Swinney 1998-4-14 5976 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  RSA226166  Lotus strigosus Gary D. Cromwell 1971-5-8 642 Los Angeles Mystic Canyon, 2 mi. NE of Glendora, 610 Comment
  RSA251478  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42798 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  RSA230194  Lotus unifoliolatus R. F. Thorne 1969-7-2 38290 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  SEINET13387096 Image available Lotus unifoliolatus var. unifoliolatus R. G. Swinney 2011-1 15759 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  CAS-BOT-BC201198  Lupinus Edith A. Purer 1935-5-11 6543 Los Angeles Malibou Road Comment
  SDSU19989  Lupinus albifrons S. H. Bullock 1968-5-30 163 Los Angeles Claremont, Foothill Blvd. at College Ave. 366 Comment
  RSA0061209  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042008 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  UCSB17127  Lupinus arboreus Ramona Vernand 1963-3-15 20 Los Angeles collected 1.0 mi N, along Malibu Canyon Road at Malibu U S Highway 101 - Malibu Canyon Road, U S Highway 101 and Malibu Comment
  UCD107022  Lupinus benthamii D. E. Emery 1958-5-3 s.n. Los Angeles hills southeast of Gorman. Comment
  RSA191093  Lupinus bicolor R. F. Thorne 1967-6-25 37083 Los Angeles Between Cobal and Evey Canyons. 732 Comment
  RSA695430  Lupinus bicolor A. C. Sanders, Mark Elvin, Julie Vanderwier, M. S. Enright 2002-6-26 25303 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River on mesa. 366 Comment
  RSA87092  Lupinus bicolor F. W. Peirson 1919-5-10 413 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  SBBG71252  Lupinus bicolor R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  RSA652740  Lupinus bicolor subsp. microphyllus P. A. Hall 1948-4-16 6 Los Angeles Found growing in alley running parallel to Shamrock St. in Monrovia 213 Comment
  SJSU13354  Lupinus breweri C. W. Sharsmith 1945-9-7 5468 Los Angeles E slope Mt Waterman, San Gabriel Mts 2042 Comment
  CATA1628  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2901 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 275 Comment
  RSA725091  Lupinus concinnus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -1 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
  SBBG116971  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-13 SCa 1436 Los Angeles top of coastal bluffs, overlooking Empire quarry site 237 Comment
  RSA406960  Lupinus concinnus var. concinnus Anstruther Davidson 1907-01 1784 Los Angeles Garvanza Comment
  SD146266  Lupinus excubitus A. C. Sanders, D. Malueg 1998-6-24 22060 Los Angeles San Gabriel Mountains, CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. CA Edison Mesa-Vincent transmission line at tower 16-2, open disturbed area; Condor Peak 7.5' quad. 822 Comment
  UCR124942  Lupinus excubitus B. C. Templeton 1930-4-2 1479 Los Angeles Western Transverse Range; Santa Monica Mtns., Laurel Canyon 213 Comment
  CAS-BOT-BC216653  Lupinus excubitus subsp. hallii Alice Eastwood; John Thomas Howell 1937-4-26 3946 Los Angeles Mint Canyon Comment
  CAS-BOT-BC216655  Lupinus excubitus subsp. hallii Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  RSA755626  Lupinus excubitus var. austromontanus R. G. Swinney 2008-7-15 9204 Los Angeles Winston Peak. 2275 Comment
  CAS-BOT-BC216542  Lupinus excubitus var. johnstonii R. F. Thorne; M. Z. Thorne 1969-7-9 38473 Los Angeles S facing slope of Table Mountain, above Big Pines Ranger Station, San Gabriel Mountains, Angeles National Forest 2118 Comment
  UC1537139  Lupinus formosus Gordon H. True Jr. 1938-6-22 885 Los Angeles Bouquet Canyon 609 Comment
  POM2546  Lupinus formosus var. formosus D. W. Sturges 1916-6-2 s.n. Los Angeles San Antonio Mt 1555 Comment
  RSA182752  Lupinus hirsutissimus J. Massey 1966-3-26 1130 Los Angeles Cobal Canyon, 0.25 miles from entrance. Comment
  RSA413676  Lupinus hirsutissimus Reid V. Moran 1941-2-25 614 Los Angeles Johnson's Valley, Santa Catalina Island 250 Comment
  UCR258722  Lupinus hirsutissimus R. G. Swinney 2010-2-27 11777 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
  RSA413688  Lupinus hirsutissimus Robin S. Collins 1973-3-26 212 Los Angeles Angeles National Forest: San Gabriel Mountains: Trail Canyon. Along pack trail ca. 1/2 - 1 mile into canyon 671 Comment
  POM11043  Lupinus latifolius J. H. Barber 1899-5-7 s.n. Los Angeles No data on label Comment
  SEINET3131583  Lupinus latifolius var. parishii Unknown 3711 Los Angeles Aeton Comment
  CAS-BOT-BC211703  Lupinus longifolius Grant 1900-2-7 s.n. Los Angeles Garvanza Comment
  CAS-BOT-BC211705  Lupinus longifolius C. B. Wolf 1931-6-25 1113 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. Mandeville Canyon 60 Comment
  LA200476  Lupinus longifolius Carl B. Wolf; 1931-5-14 2053 Los Angeles Comment
  SFV12389  Lupinus longifolius D. L. Koutnik 1978-6-3 520 Los Angeles Santa Monica Mountains Dry Canyon - Cold Creek Road between Mulholland Highway and Old Topanga Canyon Road. 305 Comment
  UCR52407  Lupinus microcarpus var. densiflorus David Charlton 1988-4-3 1708 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  RSA586642  Lupinus microcarpus var. microcarpus Orlando Mistretta 1995-6-1 1766 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  RSA239514  Lupinus nanus subsp. latifolius C. Dziekanowski 1966-4-6 s.n. Los Angeles Botany Greenhouse. Comment
  SEINET3131599  Lupinus odoratus Unknown 3624 Los Angeles Lancaster Comment
  SEINET10451644  Lupinus odoratus var. odoratus David B. Dunn 1946-4-20 Dunn 2147 Los Angeles Station 30, west margin of Mohave Desert. Comment
  CAS-BOT-BC207249  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles State Hwy. #2 2-2 1/2 miles EAst of Dawson Saddle, San Gabriel Mts. 2286 Comment
  HSC101728  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges: San Gabriel Mountains region: southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  RSA783078  Lupinus sparsiflorus Pam De Vries 2011-4-20 7776 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SEINET3131618  Lupinus sparsiflorus G. B. Grant 1904-5-10 731 -6173 Los Angeles Pasadena Comment
  UC1871130  Lupinus sparsiflorus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4809 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA253773  Lupinus sparsiflorus subsp. pondii David B. Dunn 1967-4-26 3505 Los Angeles Plants grown in 1966-1967 in the University of Mo. Botany green house used in the breeding studies of the complex of species under study. 229 Comment
  RSA414253  Lupinus sparsiflorus subsp. sparsiflorus Robin S. Collins 1973-4-9 224 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
  RSA0084493  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA251554  Lupinus succulentus Robert F. Thorne 1973-4-12 42906 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  RSA35466  Lupinus succulentus Emily M. Bradford 1904-3-17 s.n. Los Angeles Redondo Beach. Comment
  CHSC8296  Lupinus truncatus Edward L. Smith 1957-4-25 174 Los Angeles Located in Little Dalton Canyon. San Gabriel Mountains. 365 Comment
  RSA213359  Lupinus truncatus Reid V. Moran 1941-3-9 692 Los Angeles In Cactus, ridge north of Middle Ranch, Santa Catalina Island. 350 Comment
  UC185432  Lupinus truncatus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC231453  Lycium barbarum C. B. Wolf 1931-12-30 2639 Los Angeles Bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC233479  Lycium californicum Alice Eastwood 1906-6-2 163 Los Angeles San Pedro Comment
  RSA428828  Lycium californicum F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  RSA587512  Lycium cooperi Orlando Mistretta 1995-3-24 1559 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA589187  Lycium cooperi J. Mark Porter 1991-4-28 4735 Los Angeles Ca. 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Rd. x Ave. 'U' running northward to the W of BBB Rd. for about 1.2 mi.; then rejoining it NW of Three Sisters (buttes.) 951 Comment
  RSA711794  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  SEINET10696887  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2534 Los Angeles The Farmers Market, 6333 3rd St. Stand: Farm Fresh. Comment
  CAS-BOT-BC140222  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Above Mosquito Cove 274 Comment
  SD66848  Lyonothamnus floribundus subsp. aspleniifolius R. Mitchel Beauchamp 1967-6-3 560 Los Angeles Grove of a few trees on south side of canyon south of Thirst, San Clemente Island 487 Comment
  SBBG43852  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  UC1922357  Lythrum californicum Scott D. White, A. Warniment 2006-7-7 11621 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek NE of the I-5 Freeway. Comment
  PASA1881  Lythrum californicum Frank W. Peirson 1920-9-5 Los Angeles Eaton Canyon, San Gabriel Mts. 457 Comment
  CATA3080  Madia gracilis Amy Catalano 2016-4-13 068 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 254 Comment
  POM362175  Madia gracilis L. C. Wheeler 1932-6-12 813 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR281025  Madia gracilis Mitch Provance 2017-6-29 617- 49 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  RSA648042  Madia gracilis Orlando Mistretta 1992-7-13 676 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC206695  Malacothamnus densiflorus Elmer I. Applegate 1931-11-8 7006 Los Angeles 8 miles below Big Pine Camp, San Gabriel Mountains Comment
  CAS-BOT-BC206201  Malacothamnus fasciculatus Ynez Whilton Winblad 1941-5-24 s.n. Los Angeles Ridge Route, Highway 99 Comment
  SBBG78570  Malacothamnus fasciculatus var. catalinensis M. E. Jones 1927-5-20 Los Angeles isthmus Comment
  RSA609143  Malacothamnus fasciculatus var. laxiflorus Louis C. Wheeler 1932-6-18 837 Los Angeles San Dimas Wash 381 Comment
  RSA0092237  Malacothamnus fremontii R. G. Swinney 2011-5-12 14683 Los Angeles San Gabriel Miountains: 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
  UC2029926  Malacothamnus fremontii S. D. White, Kent Hughes 2000-5-16 7836 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  RSA616376  Malacothrix clevelandii Scott D. White, Pam DeVries 1998-5-15 6491 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  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
  UC1069946  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-16 245 Los Angeles mouth Escondido Canyon; Triunfo Pass Quad., mouth of Escondido Canyon Comment
  UC68973  Malacothrix saxatilis var. tenuifolia H. M. Hall July, 1905 6716 Los Angeles Cahuenga Pass 304 Comment
  UC831173  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about at head of right fork of Pebbly Ceach Canyon); Santa Catalina Island 304 Comment
  OBI34052  Malosma laurina Mark Schneider 1973-6-1 s.n. Los Angeles Seven Hills Ranch, Tujunga. San Bernardino Mountains. 549 Comment
  RSA18520  Malosma laurina C. B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  RSA59884  Malosma laurina Verne Grant, Alva Grant 1950-11-5 9019 Los Angeles at base of hills in Coastal Sage Scrub north of Claremont Comment
  RSA604993  Malva neglecta Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Main wash by mouth of Sawmill Canyon. Comment
  RSA652286  Malva parviflora A. E. Hersh 1950-7-6 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  UC447139  Malva parviflora J. Ewan 1931-5-11 4188 Los Angeles 1 mi n of Van Nuys Estate (Los Angeles, West Sixth Street); Los Angeles, West Sixth Street 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
  UCR259365  Marah macrocarpa R. G. Swinney 2010-4-23 12333 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  HSC79407  Marah macrocarpa Thomas Eakle 1967-3-25 100 Los Angeles On Glendora Mtn. Rd., Angeles National Forest in San Gabriel Mtns. 1220 Comment
  RSA256462  Marah macrocarpa P. A. Munz 1940-4-29 16576 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  SD79022  Marah macrocarpa var. major R. Mitchel Beauchamp 1967-1-27 107 Los Angeles San Clemente Island, east of Wilson Cove area, in field Comment
  RSA0036761  Marrubium vulgare Michelle Cleveland 1981-2-26 25 Los Angeles Cal Poly University, Pomona. West end of campus, Northwest of Health center directly behind parking lot J-3. Comment
  UC1714367  Marrubium vulgare J. Grinnell 1903-6-27 Los Angeles near Pasadena (Arroyo Seco); Arroyo Seco Comment
  UCSB9294  Marrubium vulgare Haller, Norman 1953-3-29 Los Angeles Mulholland Dr. near Sepulveda, Santa Monica Mts. 426 Comment
  POM6037  Matricaria matricarioides M. Howland s.n. Los Angeles Claremont. 365 Comment
  RSA651343  Matthiola incana Robert Airth 1949-1-8 s.n. Los Angeles Found near the shore of [Playa del Rey], Venice. Comment
  CAS-BOT-BC422740  Meconella denticulata John Thomas Howell 1928-4-18 3726 Los Angeles N. side of Griffith Park Comment
  POM11217  Meconella denticulata George B. Grant 1898-3-4 s.n. Los Angeles San Gabriel Canyon Comment
  HSC98389  Medicago lupulina Wendell Wood 1970-6-17 5 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  RSA85108  Medicago lupulina J. C. Roos 1952-4-30 5604 Los Angeles Edge of lawn, March Air Force Base 488 Comment
  RSA652788  Medicago polymorpha S. Koukol, E. Lutz 1998-4-26 13 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  SBBG133373  Medicago polymorpha J. Lambert, S. McDonough 2005-4-6 Bot 53 -05 Los Angeles Swat 2 near roadside 16 Comment
  RSA624070  Medicago polymorpha L. C. Wheeler 1967-5-18 9649 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  RSA652776  Medicago polymorpha S. Koukol, T. Struve 1998-4-15 2 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  CSUSB856  Melia azedarach Art Whistler 1966-5-17 Los Angeles On grassy roadbank west of Cohasset Street and near Roscoe Street at Valley Circle. Canoga Park (city). Comment
  SEINET3245805  Melia azedarach R. G. Swinney 2009-1 10135 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 (Azusa 7.5') 171 Comment
  CATA224  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-5-4 214 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  POM50677  Melica imperfecta A. D. E. Elmer 1902-06 3646 Los Angeles Acton, Mt. Gleason Comment
  RSA244894  Melica imperfecta F. R. Fosberg 1931-3-31 4430 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA653831  Melica imperfecta Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  RSA702266  Melica imperfecta Steve Boyd, Amber Maurice 2004-5-18 11328 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  SD260159  Melica imperfecta R. G. Swinney 2010-5-19 12811 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  UCR219402  Melica imperfecta R. G. Swinney 2009-3-25 10158 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR2553  Melica imperfecta F. M. Reed 1918-6-15 3983 Los Angeles San Gabriel Mountains, San Antonio Canyon 1280 Comment
  SEINET4671613  Melica imperfecta H. Jensen 1933-4-3 279 Los Angeles OFF Forests (CAL, S), Sierra Pelona Valley 823 Comment
  RSA403512  Melica stricta Bonnie C. Templeton 1933-5-15 5137 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  UCR50861  Melilotus indicus A. C. Sanders 1988-5-18 7821 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SD113282  Mentzelia affinis D. F. Howe 1959-5-3 2716 Los Angeles 15 miles west of Lancaster Comment
  SEINET7047894  Mentzelia albicaulis Steven R. Hill, Kate Kramer 2001-4-22 33342 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  UCSB4251  Mentzelia albicaulis Ralph, F. 1960-4-1 Los Angeles N side of Calif. HWY 138, 9.0 miles E of its jct with road to Valyermo & Big Pines E of Pearblossom and 0.6 miles W of jct of road to Victorville. Mohave Desert Comment
  RSA446899  Mentzelia gracilenta N. C. Cooper 1948-4-21 2711 Los Angeles Saugus. 762 Comment
  UCR23616  Mentzelia laevicaulis John C. Roos 1942-9-12 1740 Los Angeles Monrovia 165 Comment
  UCR259545  Mentzelia laevicaulis R. G. Swinney 2010-9-7 13696 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA162703  Mentzelia lindleyi J. D. Olmsted 1958-4-26 116 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  CATA1657  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2944 Los Angeles Santa Catalina Island: Lyon's Head Point, west side of Fourth of July Cove 30 Comment
  LA200641  Mentzelia micrantha A. M. Johnson; 1934-5-4 4471 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA446771  Mentzelia micrantha I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  SFV4883  Mentzelia micrantha M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  RSA586467  Mentzelia montana Orlando Mistretta, Steve D. Boyd 1994-6-21 1373 Los Angeles San Gabriel Mountains: Santiago Canyon, drainage northwest of Pacifico Mountain. 1951 Comment
  RSA282495  Mentzelia ravenii H. J. Thompson 1960-4-10 3044 Los Angeles 3.9 miles SE of Pearblossom on road to Valyermo. Mojave Desert. 1067 Comment
  CAS-BOT-BC167617  Mentzelia veatchiana G. B. Grant 1933-4-23 s.n. Los Angeles Saugus Comment
  RSA599342  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-3-26 9371 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR186561  Mentzelia veatchiana A. C. Sanders 2006-4-25 32201 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA69705  Mentzelia veatchiana F. W. Peirson 1932-4-17 9862 Los Angeles 2 miles northeast of Lovejoy Buttes, Mohave Desert 762 Comment
  RSA757208  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2289 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  UC557623  Mesembryanthemum crystallinum Nell Murbarger 1936-3 97 Los Angeles s and w sides of San Clemente Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  RSA188383  Microseris lindleyi R. F. Thorne, Percy C. Everett 1965-6-22 34898 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  UC65038  Microseris sylvatica S. B. Parish June, 1887 1901 Los Angeles Elizabeth Lake Comment
  UCR184112  Microseris sylvatica A. C. Sanders, T. B. Salvato 2007-4-24 33477 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  RSA593010  Microsteris gracilis Steve Boyd 1996-5-1 8740 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  CATA1993  Mimulus aurantiacus Steven A. Junak 1997-3-28 386 Los Angeles Santa Catalina Island: Avalon Canyon, along lower end of Hermit Gulch Trail, just uphill from creek crossing 137 Comment
  LA82048  Mimulus aurantiacus O. H. Kappler; 1940-5-12 10 Los Angeles Santa Monica Mountains, West Fork, Las Trancas (Rattlesnake) Canyon 365 Comment
  POM8952  Mimulus aurantiacus P. A. Munz 1920-2-24 3243 Los Angeles 3 miles north of Claremont at base of foothills 427 Comment
  RSA527746  Mimulus aurantiacus var. parviflorus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4312 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  JEPS11719  Mimulus aurantiacus var. pubescens Francis W. Pennell 1940-6-25 26004 Los Angeles Mount Wilson 1676 Comment
  UC943827  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 B Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  UC943858  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 C Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  LA209121  Mimulus aurantiacus var. pubescens Carl Epling; William Stewart 1936-4-11 Los Angeles 10 mi N of San Vicente Comment
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Jun 14 2015
  RSA442699  Mimulus aurantiacus var. puniceus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  UCR203182  Mimulus bigelovii R. G. Swinney 2005-5-21 8252 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA101691  Mimulus brevipes Henry A Pilsbry 1925-7-22 s.n. Los Angeles Maillard [Millard] Canyon, San Gabriel Mountains, back of Pasadena. Comment
  POM246632  Mimulus cardinalis F. R. Fosberg 1931-5-7 S- 4846 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 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
  UCR224016  Mimulus cardinalis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11681 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR243010  Mimulus cardinalis R. G. Swinney 2009-8-6 11511 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  SEINET11262490  Mimulus cardinalis F. R. Fosberg 1931-5-18 S 4910 Los Angeles Sweetwater Canyon, Santa Catalina Island.; 0 160 Comment
  RSA599755  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-6 9774 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA600419  Mimulus guttatus Steve Boyd, Lauren Raz 1997-4-30 9627 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
  RSA80136  Mimulus guttatus F. W. Peirson 1903-4-2 1126 Los Angeles Ditch near Elysian Park, Los Angeles. Comment
  JEPS4686  Mimulus johnstonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4199 Los Angeles along Forest Service road following crest Mendenhall Ridge (8.2 mi e its start at paved road crossing w crest of ridge between Little Tujunga and Pacoima canyons, w end of mts.); San Gabriel Mts., Angeles National Forest 1463 Comment
  RSA0056596  Mimulus johnstonii Orlando Mistretta, Christine Mistretta 2010-6-10 5298 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
  UC284774  Mimulus johnstonii P. A. Munz 1923-5-27 6882 Los Angeles Big Rock Creek San Gabriel Mts. 1295 Comment
  JEPS27404  Mimulus nasutus Peter H. Raven, Henry J. Thompson 1960-4-12 15063 Los Angeles just w Triunfo Pass; Santa Monica Mountains 640 Comment
  RSA585930  Mimulus palmeri Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2937 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  UCR273245  Mimulus parishii R. G. Swinney 2011-6-1 14946 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  UCR139918  Mimulus pilosus Scott D. White 1997-5-14 5122 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA729379  Mimulus rubellus R. G. Swinney 1998-7-21 6469 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  RSA246466  Minuartia douglasii F. R. Fosberg 1931-4-29 S 4721 Los Angeles Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA0026045  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CATA1952  Mirabilis laevis Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove 45 Comment
  UCR210442  Mirabilis laevis R. G. Swinney 2008-12-6 9980 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR240275  Mirabilis laevis S. J. Myers 2010-6-14 s.n. Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, Southern California Edison transmission tower on a low ridge at the eastern end of the Antelope Buttes, east of 130th St. West, north of West Ave. E 8, NW of Lancaster 822 Comment
  CAS-BOT-BC434629  Mirabilis laevis var. crassifolia Alice Eastwood 1917-7-20 6443 Los Angeles Santa Catalina Island Comment
  POM157999  Mirabilis laevis var. crassifolia M. B. Dunkle 1928-2-12 1704 Los Angeles Santa Catalina Island. Cactus clumps, Salta Verde. 61 Comment
  SBBG69798  Mirabilis laevis var. crassifolia R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC7655  Mirabilis laevis var. crassifolia Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  CAS-BOT-BC434644  Mirabilis laevis var. crassifolia Reid Moran 1941-3-14 706 Los Angeles Slopes of ridge north of Middle Ranch, Santa Catalina Island. Comment
  RSA0027971  Mirabilis laevis var. crassifolia Richard A. Goodfellow 1948-4-28 s.n. Los Angeles By ranger station on north side of mountain at San Dimas. Comment
  RSA247977  Mirabilis laevis var. retrorsa Robert F. Thorne, Gary D. Wallace 1973-4-24 43446 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA464234  Mirabilis laevis var. villosa Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  RSA84229  Monardella australis subsp. australis F. W. Peirson 1907-7-9 1070 Los Angeles Pine Flats at the headwaters of the Tujunga 1677 Comment
  UCR256604  Monardella breweri subsp. lanceolata Anuja Parikh, Nathan Gale 2011-7-6 3540 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.9 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy 1688 Comment
  UCR193142  Monardella cinerea R. G. Swinney 1999-8-9 7609 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  RSA0088592  Muhlenbergia asperifolia R. G. Swinney 2010-9-13 13843 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA741094  Muhlenbergia californica Justin M. Wood 2008-11-21 244 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  CAS-BOT-BC275323  Muhlenbergia microsperma Geo. B. Grant 1900-4-1 3440 Los Angeles Santa Anita Canyon Comment
  SD240810  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles Transverse Ranges: San Gabriel Mountains Foothills; Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 182 Comment
  SEINET10599996  Muhlenbergia microsperma LeRoy R. Abrams 1903-3-8 Abrams 3111 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  SEINET10926903  Muhlenbergia richardsonis Victor Duran 1933-7-20 Duran 3522 Los Angeles Buckhorn, San Gabriel Mts., 1981 Comment
  RSA608038  Muhlenbergia rigens L. C. Wheeler 1947-7-11 6543 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  UC72243  Muilla maritima Miss E. D. Palmer 1902-4 Los Angeles vicinity Los Angeles; Claremont Comment
  JEPS117041  Nama demissa David Gowen 2008-5-2 890 Los Angeles Near Llano on Hwy 138. 1028 Comment
  RSA0073584  Nama demissa var. demissa Orlando Mistretta, Christine Mistretta 2003-4-30 1980 Los Angeles Saddleback Butte State Park. 824 Comment
  UC24134  Nama demissa var. demissa Jos. Burtt Davy May 1896 2558 b Los Angeles Antelope Valley Comment
  NY1082298  Nama demissum N. H. Holmgren 1974-4-4 7622 Los Angeles Mohave Desert, Antelope Valley, just north of Lovejoy Buttes, 18 airline miles east-southeast of downtown Lancaster 823 Comment
  UCSB44588  Nassella cernua Strong, Lisa 1982-5-20 Los Angeles .5 mile north on Hungry Valley Road from its offramp at Interstate 5 914 Comment
  SEINET175962  Nassella lepida Marcus E. Jones 1882-5-2 3544 Los Angeles Pasadena Comment
  UC1922878  Nassella lepida Valerie Soza, LeRoy Gross 2001-5-9 1192 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UC934043  Nassella lepida H. L. Cogswell 1951-5-8 88 Los Angeles 2/3 mi n San Dimas Foothill Co. Park; base of San Gabriel Mountains 457 Comment
  UCD87915  Nassella lepida Peter H. Raven 1959-5-3 14059 Los Angeles Mulholland Drive near Beverly Glen Boulevard. 381 Comment
  RSA550379  Nasturtium officinale Timothy S. Ross 1992-7-10 6668 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA608333  Nasturtium officinale L. C. Wheeler 1950-9-23 6797 Los Angeles San Gabriel Mountains: Gauging station near Big Tujunga Ranch, Big Tujunga Canyon 480 Comment
  RSA524964  Navarretia atractyloides T. S. Ross, S. D. Boyd 1990-6-6 2818 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA0004846  Navarretia atractyloides var. flavida F. W. Peirson 1921-6-20 2444 Los Angeles North Fork of San Gabriel River 457 Comment
  POM217109  Navarretia hamata subsp. hamata L. C. Wheeler 1932-6-4 805 Los Angeles Live Oak Canyon 518 Comment
  RSA584177  Navarretia hamata subsp. hamata T. S. Ross 1990-5-15 2528 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA725863  Navarretia hamata subsp. hamata R. G. Swinney 1998-5-15 6054 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  POM122756  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  RSA776173  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-16 5328 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
  RSA653697  Nemacladus ramosissimus Valerie L. Soza, Laura Moore 2000-5-10 860 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA0040382  Nemacladus secundiflorus R. G. Swinney 2010-5-11 12656 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
  RSA497251  Nemacladus sigmoideus L. C. Wheeler 1948-6-13 6641 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 975 Comment
  RSA763255  Nemacladus sigmoideus Justin M. Wood 2010-5-10 1623 -B Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SD215562  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-15 9588 Los Angeles San Gabriel Mountains, east side Elsmere Canyon near mouth. 456 Comment
  UCR172464  Nemophila parviflora var. quercifolia Anuja Parikh, Nathan Gale 2005-4-13 2101 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  UCR273568  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UC1595357  Nerium oleander Tim Ross 1992-5-17 6347 Los Angeles 25 degrees nne and 885 m distant from East Fork Station (just ne of Heaton Flat, E Fork San Gabriel River, San Gabriel Mts.); San Gabriel Mts., E Fork San Gabriel River 694 Comment
  HSC21280  Nicotiana glauca C. E. Fellows 1965-4-15 29 Los Angeles 1 mi. NW of Sunland city limits where Hwy. 118 crosses Tujunga Wash Comment
  LA45888  Nicotiana glauca M. A.; M. Zaitlin Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA651997  Nicotiana glauca Tom Kawakami 1948-2-15 s.n. Los Angeles Ganesha Park, Pomona. Comment
  RSA654169  Nicotiana glauca Marilyn Porter 1991-5-17 35 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  UCR125916  Nicotiana glauca A. C. Sanders, Mark Elvin 2002-6-19 25201 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR51487  Nicotiana glauca A. C. Sanders 1987-12-4 7582 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  IRVC28730  Nicotiana glauca A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25500 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  LA33445  Nicotiana glauca Peter H. Raven; 1958-9-28 13734 Los Angeles SANTA MONICA MOUNTAINS, Elysian Park 198 Comment
  LA33447  Nicotiana glauca Peter H. Raven; 1959-5-3 14091 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  SEINET12274553  Nicotiana glauca I. W. Clokey, Templeton, B. 1929-1 4583 Los Angeles Mandeville Canyon, Santa Monica Mountains 150 Comment
  SEINET10696840  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3972 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10818926  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3966 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM697  Nitrophila occidentalis L. R. Abrams 1901-06 1750 Los Angeles New River near Long Beach. Comment
  UCR106888  Notholaena californica L. C. Wheeler 1932-7-9 955 Los Angeles San Gabriel Mtns., 0.75 mi from mouth of Rogers [Roberts] Canyon 305 Comment
  SEINET10923023 Image available Ocimum basilicum Heidi H. Schmidt 1999-10-14 Schmidt 3826 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA301275  Oenothera californica W. Stubbe 1971-1 76 -16 Los Angeles Eastside of the Sierra, between Pearblossom and Elisabeth Lake. Comment
  UCR266307  Oligomeris linifolia Robert Hamilton 2009-4-14 s.n. Los Angeles South Coast, Palos Verdes Peninsula, a short distance up the coast from the preschool at Abalone Cove 6 Comment
  SBBG127253  Oncosiphon piluliferum S. Boyd 2006-5-11 11659 Los Angeles alluvial fan below San Antonio Cyn, along N margin of the W-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  SBBG125913  Opuntia basilaris var. treleasei P. DeVries 2013-5-17 7819 Los Angeles ca 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of Quail Lake Rd off ramp on the 15; hills Eof Gorman Crk, W of Gorman Post Rd 1079 Comment
  POM311524  Opuntia ficus-indica Lyman Benson 1963-6-20 16342 Los Angeles Pomona, Walnut Ave. 1/4 mile from Puddingdtone Ave just north of Carrion House. 274 Comment
  SEINET2449266  Opuntia parryi Unknown 1951-1 Los Angeles Comment
  RSA680010  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  RSA0059189  Orobanche bulbosa F. R. Fosberg 1931-4-23 S 4687 Los Angeles Santa Catalina Island. Headwaters of Swain Canyon. NE slope Black Jack Mt. 350 Comment
  LA104166  Orobanche fasciculata T. Thomas; 1981-5-10 331 Los Angeles Santa Monica Mountains, Cornell Corners Comment
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Oct 1 2018
  RSA700512  Orobanche fasciculata Gary D. Wallace 1985-7-5 2240 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UC1125591  Orobanche fasciculata A. D. Gifford 1935-5-10 699 Los Angeles 1 3/4 miles SSE of Neenach. Tejon 7.5' Quad. Comment
  RSA0070493  Orobanche pinorum Geo. L. Moxley 1913-9-1 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  CAS-BOT-BC502945  Orobanche vallicola D. L. Crawford 1916-7-8 547 Los Angeles Claremont: Blanchard Park Comment
  RSA729348  Osmorhiza brachypoda R. G. Swinney 1999-4-9 7081 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  POM353416  Oxalis albicans subsp. californica Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  UCR178794  Oxalis corniculata subsp. corniculata R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR95317  Oxalis pes-caprae L. C. Wheeler 1967-4-8 9174 Los Angeles San Gabriel Mtns., 200 yards east of mouth of San Gabriel Canyon Comment
  RSA353465  Oxalis pes-caprae F. H. Elmore 1939-2-18 423 Los Angeles San Clemente Island. Comment
  UCR38817  Oxytheca luteola Frank C. Vasek 1985-6-5 s.n. Los Angeles Antelope Valley, along Hwy 138, c. 2 miles west of Hwy 14 Comment
  RSA586481  Oxytheca parishii var. parishii Orlando Mistretta, Mark A. Elvin 1995-6-20 1817 Los Angeles Bare Mountain Canyon. 1829 Comment
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Sep 26 2010
  RSA594795  Oxytheca trilobata Steve Boyd, Lauren Raz 1996-10-29 9099 Los Angeles Liebre Mountains region, western end of Sawmill Mountain in saddle with Liebre Mountain at the head of the North Fork Fish Canyon, along Forest Service Road 7N23, ca. 0.6 miles east of junction with 7N19, the road to Atmore Meadows. 1476 Comment
  CAS-BOT-BC121177  Paeonia californica Peter H. Raven; Henry J. Thompson 1959-5-5 14130 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd, Malibu Creek drainage 335 Comment
  RSA0084857  Panicum capillare R. G. Swinney 2010-9-1 13664 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA533985  Parapholis incurva Timothy S. Ross, O. Mistretta, M. Hammit 1991-5-17 5135 Los Angeles San Clemente Island, 550 ft SSW of the 927'BM at the E end of the old airfield landing strip. 280 Comment
  CAS-BOT-BC413372  Parietaria hespera var. californica Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon Comment
  RSA714986  Parietaria hespera var. 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
  RSA656204  Parietaria hespera var. hespera Joseph M. Keefe 1977-3-2 20744 Los Angeles Verdugo Mountains, Glendale, along Deer Creek, 0.5 Km west of Masinter Debris Dam, west of Oakmont Country Club. 396 Comment
  CDA2806  Parietaria judaica R. E. Riefner Jr. 2007-3-1 07 -108 Los Angeles Coastal Strand; City of San Pedro, Cabrillo Beach Marina, Whalers Walk Street at Via Cabrillo Marina Drive, Berth 28. Comment
  UCR162371  Parthenocissus vitacea Anuja Parikh, Nathan Gale 2004-6-15 2042 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  POM364369  Paspalum dilatatum Gary D. Wallace 1979-5-25 1846 Los Angeles Arcadia, South African Sect. at LASCA Comment
  SBBG95716  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-4 7316 Los Angeles Mosquito Ridge Comment
  RSA0060763  Pectocarya penicillata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6828 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0103342  Pectocarya penicillata R. G. Swinney 2011-5-19 14795 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA592884  Pectocarya penicillata L. C. Wheeler 1967-4-30 9248 Los Angeles Limekiln Canyon 548 Comment
  RSA616160A  Pectocarya penicillata Valerie L. Soza 1998-5-3 86 -a Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  SD253409  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles San Gabriel Mts./SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile S of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  RSA605503  Pectocarya setosa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 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
  UCR186664  Pectocarya setosa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32067 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA654215  Pedicularis semibarbata Valerie L. Soza, LeRoy Gross 2000-5-23 953 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  SD127610  Pedicularis semibarbata Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. Villasenor 1989-6-21 343 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  RSA332050  Pedicularis semibarbata Wayne E. Sawyer 1981-6-16 51 Los Angeles L. A. National Forest; Trail to Lily Spring, 0.15 mi. S of Lily Spring. Dry shady slope. 2530 Comment
  SD253316  Pellaea andromedifolia R. G. Swinney 2011-3-26 14228 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SEINET4537193 Image available Pellaea andromedifolia Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  RSA609281  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA632941  Pellaea mucronata var. mucronata Valerie L. Soza, Kent Hughes 1999-6-17 537 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA0089477  Pellaea mucronata var. mucronata Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 562 Los Angeles Santa Catalina Island. Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 304 Comment
  CATA3506  Pennisetum setaceum Julia Parish 2017-11-5 039 Los Angeles Santa Catalina Island: Avalon; intersection of East Whittley Ave and Country Club Dr. at the Southern California Edison retention pond 64 Comment
  POM145757  Penstemon centranthifolius Thomas Craig 1927-6-19 499 Los Angeles 10 miles west of Ravenna. Comment
  RSA567271  Penstemon centranthifolius Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3940 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  UCR224261  Penstemon centranthifolius R. G. Swinney 2009-6-24 11275 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA650195  Penstemon centranthifolius Lori Ackerman, Gerald Braden 1988-4-22 22 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SFV16159  Penstemon centranthifolius P. A. Krueger 1994-5-2 6 Los Angeles San Gabriel Mountains 1 mile on 2N23 from Highway 2. On south facing slope. 1400 Comment
  SEINET8112617 Image available Penstemon grinnellii Noel H. Holmgren, James L. Reveal 1966-1 2609 Los Angeles San Gabriel Mountains, Grandview CAnyon, County Road N4, 4.5 miles below (west northwest of) Big Pines Station 1707 Comment
  UCR223306  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR270821  Penstemon grinnellii R. G. Swinney 2010-9-9 13784 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCSB33712  Penstemon grinnellii Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon; San Gabriel Mts 1219 Comment
  NY601180  Penstemon grinnellii T. S. Ross 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the west, an upper tributary of Santiago Canyon on the east; ca. 2325 miles northwest of Pac. Mountain's 7124 ft. summit. 1914.1 Comment
  RSA408047  Penstemon grinnellii subsp. grinnellii Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  UCR78113  Penstemon heterophyllus Wandalee Thompson 1964-6-16 51 Los Angeles San Gabriel Mtns., Liebre Mountains, Pine Canyon Road, N-2, near foot of Liebre Mtn. c. 10 mi. west of Lake Elizabeth 1128 Comment
  HSC79116  Penstemon heterophyllus subsp. australis James Henrickson 1973-6-23 10923 Los Angeles Santa Monica Mtns., Topanga Canyon, 0.75 mi. N of Topanga P.O. along old Topanga Canyon Rd. 244 Comment
  RSA401900  Penstemon spectabilis I. W. Clokey, Bonnie C. Templeton 1929-3-26 4475 Los Angeles Open rocky ridge. 300 Comment
  RSA0101273  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-3-18 14138 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA401803  Penstemon spectabilis subsp. subviscosus Robert M. Perkins 1936-4-18 173 Los Angeles San Gabriel Canyon. Comment
  RSA0066079  Pentagramma triangularis R. T. Hickernell 1948-5-8 7 Los Angeles One mile north of San Dimas Dam. 304 Comment
  RSA0070783  Pentagramma triangularis P. H. Raven 1962-4-10 17221 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 487 Comment
  LA94199  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1709 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, upper Las Flores Creek Rd. 304 Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  RSA0013168  Perideridia pringlei Orlando Mistretta, Christine Mistretta 2011-6-6 5678 Los Angeles Vicinity of Palmdale. Approx. 100 meters SE of intersection of Elizabeth Lake Rd and Southern California Edison transmission line corridor, 2.32 miles E of Jct of Elizabeth Lake Rd. and Godde Hill Rd. 903 Comment
  UCR238985  Perideridia pringlei Anuja Parikh, Nathan Gale 2010-5-25 3219 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 2.0 km southwest of California Aqueduct 1134 Comment
  RSA471847  Perityle emoryi M. B. Dunkle 1929-4-13 2121 Los Angeles Base of cliffs, Italian Gardens, Santa Catalina Island Comment
  UCD134901  Perityle emoryi P. B. Kennedy Date Unknown s.n. Los Angeles White Landing, Santa Catalina Island. Comment
  UCR189867  Phacelia R. G. Swinney 1998-7-21 6487 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA426112  Phacelia E. S. Spalding 1924-5-8 s.n. Los Angeles Manhattan Beach. Comment
  RSA0098824  Phacelia brachyloba R. G. Swinney 2011-6-14 15142 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA425058  Phacelia cicutaria Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  LA38551  Phacelia cicutaria var. hispida Mary Reynolds; 1937-5-2 161 Los Angeles 220 Comment
  RSA582644  Phacelia cicutaria var. hispida Louis C. Wheeler 1932-5-27 773 Los Angeles Burbank Canyon, W Thompson Creek Dam. 518 Comment
  UC126041  Phacelia cicutaria var. hispida Fordyce Grinnell 1903-12-31 Los Angeles Mt. Wilson Comment
  UC1584256  Phacelia cicutaria var. hispida Tim Ross and Steve Boyd 1990-6-6 2896 Los Angeles steep scree slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  POM427627  Phacelia cicutaria var. hispida Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  UCSB11633  Phacelia cicutaria var. hispida Wisehart, Karen 1962-4-19 Los Angeles South end of Louise Street, Encino 213 Comment
  RSA746776  Phacelia cicutaria var. hubbyi R. G. Swinney 2008-4-17 8681 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  RSA778875  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2010-6-1 5224 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR223390  Phacelia cryptantha R. G. Swinney 2009-5-20 10818 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA586986  Phacelia cryptantha Orlando Mistretta 1992-5-8 310 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA603242  Phacelia curvipes R. S. Woglum 1935-5-6 732 Los Angeles Palmdale. Comment
  RSA725223  Phacelia curvipes Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -29 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
  UCR210141  Phacelia curvipes R. G. Swinney 2008-8-13 9381 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR120600  Phacelia distans Steven R. Hill, K. Kramer 2001-4-22 33380 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR184206  Phacelia distans A. C. Sanders, T. B. Salvato 2007-4-24 33497 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR193606  Phacelia distans R. G. Swinney 1999-6-28 7452 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR205886  Phacelia distans A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37092 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA526580  Phacelia distans Tim S. Ross 1991-3-24 4291 Los Angeles Whittier Hills. 375 Comment
  RSA580947  Phacelia distans Catherine A. Mish 1995-2-25 8 Los Angeles Santa Monica Mtns, Malibu State Park 300 Comment
  RSA615711  Phacelia distans Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  RSA74984  Phacelia distans F. W. Peirson 1921-6-19 2825 Los Angeles North Fork of San Gabriel River. 1006 Comment
  UC557753  Phacelia distans Nell Murbarger March 1936 28 Los Angeles w side of island San Clemente Island (slopes near ocean) Comment
  UC710448  Phacelia douglasii Carl Epling 1943-3-13 Los Angeles Pershing Drive 1 mi s Culver City Blvd.; Playa del Rey Comment
  UC1047050  Phacelia egena L. R. Heckard 1953-6-16 513 Los Angeles on road to Big Pines about 2 mi nw Wrightwood 1889 Comment
  RSA590533  Phacelia fremontii Orlando Mistretta 1992-5-4 240 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC577899  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi ne Sawmill Peak; Tejon Quadrangle 1219 Comment
  RSA630747  Phacelia fremontii Louis C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA773018  Phacelia fremontii Robert F. Thorne 1963-5-15 31661 -a Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA656479  Phacelia grandiflora Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 726 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  POM8219  Phacelia imbricata subsp. imbricata P. A. Munz 1921-6-17 4652 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  RSA597281  Phacelia imbricata subsp. patula Tim S. Ross, Peter Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3729 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA428044  Phacelia longipes L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SJSU13469  Phacelia longipes C. W. Sharsmith 1940-8-29 4232 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  SBBG110501  Phacelia lyonii S. A. Junak 1996-7-24 SCl 643 Los Angeles Box Cyn, ca. 0.95 mi inland from beach 192 Comment
  UC1432905  Phacelia lyonii Reid Moran, R. M. Beauchamp, and T. Oberbauer 1975-8-23 22696 Los Angeles above confluence of Iwo Jima Gulch; San Clemente Island, China Canyon 200 Comment
  RSA596271  Phacelia minor R. G. Swinney 1989-4-1 s.n. Los Angeles in and near Glendora Wilderness Park ; Big Dalton Canyon. 427 Comment
  RSA597031  Phacelia minor Tim S. Ross 1990-6-25 3845 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UCR163196  Phacelia minor Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UCR238655  Phacelia minor Anuja Parikh, Nathan Gale 2010-6-21 3355 Los Angeles Transverse Range; San Gabriel Mountains, upper Shortcut Canyon, 0.4 km south of State Hwy 2 (Angeles Crest Hwy), 0.8 km southeast of intersection of State Hwy 2 with Upper Big Tujunga Canyon Road 1390 Comment
  UCR280495  Phacelia minor R. G. Swinney 2014-6-5 16705 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA775955  Phacelia mohavensis Orlando Mistretta, Christine Mistretta 2010-6-17 5338 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  LA46948  Phacelia parryi Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR124451  Phacelia parryi I. W. Clokey, B. C. Templeton 1929-1 4531 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB10393  Phacelia parryi Wedberg, H. 1957-4-6 Los Angeles Latigo Canyon mouth Comment
  RSA0098637  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  SD38350  Phacelia ramosissima Edith Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  LA38507  Phacelia viscida Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG65061  Phacelia viscida unknown -May-1893 Los Angeles Los Angeles Comment
  SEINET3158356  Phacelia whitlavia G. B. Grant 1901-1-1 965 Los Angeles Mt. Lowe Comment
  UCD88184  Phalaris aquatica Robert F. Thorne; P. Everett 1965-5-10 34514 Los Angeles Santa Catalina Island. Gallagher Canyon. 426 Comment
  CLARK-A1528-4794  Phalaris canariensis Alfred R. Roos 1958-5-21 Los Angeles Brentwood Comment
  POM356939  Phalaris paradoxa E. S. Spalding 1925-4-23 s.n. Los Angeles Near Whittier Comment
  RSA0112843  Phalaris paradoxa Steven A. Junak 1999-5-8 SCa- 907 Los Angeles Santa Catalina Island. On W side of Fern Canyon, in Cottonwood Canyon drainage, along abandoned road. 122 Comment
  UCR108341  Phleum pratense L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Head of Los Pinetos Canyon 1098 Comment
  RSA355598  Phoenix canariensis Robert Gustafson 1981-7-15 2337 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA187971  Pholistoma auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  RSA213382  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  RSA0119001  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region: south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch. 945 Comment
  SBBG95894  Pholistoma racemosum M. B. Dunkle 1939-4-3 7219 Los Angeles Chenetti Cyn Gorge Comment
  SEINET4080675  Pholistoma racemosum M. B. Dunkle 1939-1 7219 Los Angeles San Clemente Island. Comment
  UCSB22354  Phoradendron bolleanum McPherson, James 1967-1-7 Los Angeles Largo Vista Road, about 2 miles north of its junction with Highway 138, Antelope Valley 1341 Comment
  CAS-BOT-BC135149  Phoradendron juniperinum I. M. Johnston 1917-8-23 1718 Los Angeles Prairie Fk. of San Gabriel River. San Antonio Mountains 1432 Comment
  SBBG61551  Phoradendron juniperinum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA420797  Phoradendron macrophyllum A. Menke 1955-4-16 s.n. Los Angeles Elizabeth Lake. Comment
  RSA97443  Phoradendron macrophyllum F. W. Peirson 1918-11 1717 Los Angeles Above Camp Baldy, San Antonio Canyon, San Gabriel Mts. 1341 Comment
  RSA572338  Phoradendron villosum Vanessa Ashworth 1994-8-23 63 Los Angeles Just north of Mt. Baldy Village across bridge on east side of San Antonio Creek between roadside and river. Comment
  RSA579138  Phyllospadix torreyi Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7445 Los Angeles Palos Verdes Peninsula, Rancho Palos Veredes, below Southerly coastal bluffs, alt 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 0 Comment
  SEINET3404197  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Santa Catalina Island, Jewfish Point -10 Comment
  RSA682941  Phyllospadix torreyi R. Setzer 1975-9-7 8580 -a Los Angeles Lunada, Palos Verdes Peninsuala. Comment
  LA97876  Pickeringia montana subsp. montana Kei Nakai; 1977-7-4 151 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, on Roger Rd, N 5.5 mi from Trippet Ranch 579 Comment
  UCR170451  Picris echioides Alex R. Van Dam 2004-5-16 008 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  RSA384291  Pinus attenuata Christina Clark 1928-11-6 1957 Los Angeles Elysian Park, L.A. Comment
  UCR23368  Pinus attenuata John C. Roos 1942-4-18 1049 Los Angeles San Gabriel Mtns, ridge c. 3 mi south of Charlton Flats, Angeles Crest Hwy Comment
  CATA3540  Pinus halepensis Benjamin J. Dion, Kristy Lanz 2018-5-18 007 Los Angeles Santa Catalina Island: Interior; in drainage in Middle Cottonwood Canyon watershed 177 Comment
  RSA0038706  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  JEPS46892  Pinus sabiniana W. L. Jepson 1929-1-10 15100 Los Angeles Liebre Mts. Comment
  SBBG127001  Piperia elongata A. Parikh, N. Gale 2011-7-20 3571 Los Angeles W Fork San Gabriel River, 6.7 km W of St Hwy 39; San Gabriel Mtns 608 Comment
  CDA2306  Piptatherum miliaceum Phillipson 1915-6-14 Los Angeles Sierra Madre. Comment
  RSA0034285  Piptatherum miliaceum Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3060 Los Angeles Santa Catalina Island: Lower Bulrush Canyon. 262 Comment
  RSA0091162  Plagiobothrys arizonicus R. G. Swinney 2011-4-1 14288 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG63859  Plagiobothrys arizonicus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CATA1603  Plagiobothrys canescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2872 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SBBG31148  Plagiobothrys canescens R. F. Thorne 1966-4-28 36255 Los Angeles Hay Press area [Haypress] Comment
  UCR125411  Plagiobothrys canescens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25703 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
  OBI69328  Plagiobothrys canescens John Knapp, Denise Knapp 2003-5-10 65 Los Angeles Catalina Island. 367196.09N x 3695593.63E 274 Comment
  RSA0065363  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Bonita and Irwindale, Irwindale. Comment
  SD69475  Plagiobothrys collinus var. gracilis Robert F. Thorne 1966-4-5 35804 Los Angeles Santa Catalina Island; west slope of Black Jack Mountain. 518 Comment
  POM368890  Plagiobothrys nothofulvus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  CATA3155  Plantago coronopus Amy Catalano 2016-6-3 142 Los Angeles Santa Catalina Island: Shallow bowl to east of Wrigley Reservoir, south of pines 386 Comment
  RSA177840  Plantago coronopus Robert F. Thorne, Percy C. Everett 1965-5-11 34561 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  POM283965  Plantago erecta Arthur L. Cohen 1934-8-2 518 Los Angeles Ocean Park, California. Comment
  UCR204574  Plantago major R. G. Swinney 2005-8-5 8391 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  LA33804  Plantago major Peter H. Raven; 1959-10-14 14625 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA202478  Plantago virginica R. L. Armacost 1963-5-21 1656 Los Angeles Dry Parkway, Santa Monica Mts. Comment
  RSA748887  Platanthera leucostachys Richard G. Swinney 2001-8-11 8034 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA755815  Platanthera sparsiflora Richard G. Swinney 2008-7-2 9138 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  NY42404  Platanus racemosa J. B. Walker 1994-8-10 884 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  UCR255830  Platystemon californicus R. G. Swinney 2010-5-12 12745 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  CAS-BOT-BC91658  Platystemon californicus Le Roy Abrams 1895-4-1 s.n. Los Angeles University. Comment
  POM113  Platystemon californicus R. D. Williams 1902-3-19 s.n. Los Angeles Claremont. Comment
  UCD96075  Platystemon californicus R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  RSA626097  Plectritis ciliosa subsp. insignis LeRoy Gross 1999-4-29 158 Los Angeles Sierra Pelona Mountains. 1220 Comment
  RSA715119  Poa annua Daisie Huang 2006-3-14 60314 -1 Los Angeles Front yard at 160 May Ave., Monrovia. Sunny, west-facing flat. 190 Comment
  SEINET13297586 Image available Poa howellii R. G. Swinney 2011-1 14770 B Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  RSA484197  Poa pratensis Anstruther Davidson 1917-05 s.n. Los Angeles Los Angeles. Comment
  RSA639728  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA526637  Poa secunda Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4230 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA574522  Poa secunda Walter Wisura 1994-4-9 4935 Los Angeles N side of San Gabriel Mts along Mt Emma Road W of Rock Creek Comment
  CAS-BOT-BC236187  Poa secunda subsp. secunda P. Munz; G. Williams; L. Street 1919-4-5 2433 Los Angeles Puddingstone Canon Comment
  RSA587471  Poa secunda subsp. secunda Orlando Mistretta, Steve Boyd, Darin L. Banks 1994-4-29 1119 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  RSA632446  Poa secunda subsp. secunda L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  SBBG132301  Poa secunda subsp. secunda S. A. Junak, B. Collins 1991-4-25 SCI- 225 Los Angeles just N of field station at Camera Pad "Stone" 448 Comment
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR216685  Polycarpon tetraphyllum Dan S. Cooper 2010-5-13 510- 58 C Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  UCR222773  Polycarpon tetraphyllum R. G. Swinney 2009-5-8 10699 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC57521  Polygala cornuta var. fishiae J. H. Barber 1898-7-3 Los Angeles Comment
  RSA594396  Polygonum amphibium var. emersum Steve Boyd, Lauren Raz 1996-10-14 9073 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA262054  Polygonum argyrocoleon Reid V. Moran, R. M. Baeuchamp, T. Oberbauer 1975-8-25 22702 Los Angeles NW end of San Clemente Island. 5 Comment
  UCR210338  Polygonum aviculare R. G. Swinney 2008-10-16 9601 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  SFV14643  Polypodium californicum S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Off of the creek trail, 1.75 miles past Ranger Station. 460 Comment
  CAS-BOT-BC71879  Polypodium californicum Mrs. Huischamp 1898-6-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA526592  Polypodium californicum T. S. Ross 1991-3-24 4300 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  UCSB62461  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA0021696  Polypogon australis Duncan S. Bell, Caitlin Elam 2013-6-24 5269 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  SD72758  Polypogon interruptus F. R. Fosberg 1931-5-21 S 4942 Los Angeles Howlands Landing, Santa Catalina Isl., steep north slope 10 Comment
  SBBG106895  Polypogon monspeliensis M. L. Hoefs, R. F. Thorne 1996-4-6 2659 Los Angeles Hermit's Gulch Trail, where trail crosses stream 164 Comment
  RSA701284  Polypogon viridis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1058 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  RSA802060  Polypogon viridis Orlando Mistretta, Kristie Haydu 2011-7-20 5968 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  UC150384  Polystichum imbricans subsp. curtum C. F. Baker 1909-8-2 3673 Los Angeles San Antonio Canyon Claremont; San Antonio Canyon Comment
  UCSC001092  Polystichum munitum Peter Kamb 1947-2-1 455 Los Angeles Colby Canyon, San Gabriel Mts. 1158 Comment
  UC147931  Populus fremontii subsp. fremontii C. F. Baker 1909-5-15 5347 Los Angeles San Antonio Canyon Claremont (Claremont); , San Antonio Canyon Comment
  UCR193946  Populus nigra A. C. Sanders 2008-7-10 35745 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
  POM360796  Populus trichocarpa F. R. Fosberg 1931-7-16 S 5432 Los Angeles Gallagher's Canyon, left fork. Santa Catalina Island. 80 Comment
  UCR95293  Potamogeton foliosus L. C. Wheeler 1946-8-28 6301 Los Angeles San Gabriel Mtns., Jackson Lake 1860 Comment
  CAS-BOT-BC453951  Potamogeton pectinatus LeRoy Abrams 1902-6-20 2575 Los Angeles Reservoir near Soldiers Home Comment
  UCR206447  Potentilla glandulosa R. G. Swinney 2008-6-9 9010 Los Angeles San Gabriel Mtns., middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  RSA657203  Prunus ilicifolia Joseph M. Keefe 2001-1-19 30984 Los Angeles Verdugo Mountains: Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles. 385 Comment
  LA33816  Prunus ilicifolia subsp. ilicifolia Henry J. Thompson; 1959-3-27 1892 Los Angeles 731 Comment
  RSA695390  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  RSA754138  Prunus ilicifolia subsp. ilicifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1824 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 403 Comment
  CDA1020  Prunus ilicifolia subsp. lyonii D. G. Kelch 1991-3-17 1333 Los Angeles Santa Catalina Island; 2 km. N of Avalon. 0 Comment
  SBBG32037  Prunus ilicifolia subsp. lyonii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -308 Los Angeles Descanso Cyn 121 Comment
  UC483212  Prunus ilicifolia subsp. lyonii L. R. Abrams and I. L. Wiggins 1931-7-6 386 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  POM18978  Prunus lyonii Philip A. Munz 1923-4-10 6757 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  SEINET3145217  Pseudognaphalium beneolens G. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  RSA0091083  Pseudognaphalium biolettii R. G. Swinney 2011-3-22 14178 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SD186104  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 Los Angeles Abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 519 Comment
  UCSB10469  Pseudognaphalium biolettii McElwain, Isabelle 1953-3-21 Los Angeles Point Dume Comment
  RSA52150  Pseudognaphalium biolettii I. L. Wiggins 1949-2-21 11957 Los Angeles San Clemente Island: Wilson's Cove Comment
  CAS-BOT-BC356716  Pseudognaphalium californicum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4265 A Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  SD69729  Pseudognaphalium californicum Robert F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island, below road to White's Landing above turnoff to Echo Lake 409 Comment
  UC1211005  Pseudognaphalium californicum Huron H. Smith 1912-5-1 4882 Los Angeles Eagle Rock Valley 152 Comment
  UCR261130  Pseudognaphalium californicum R. G. Swinney 2010-6-21 13293 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR270261  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  CATA1486  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak 1996-5-1 2690 Los Angeles Santa Catalina Island: By Haypress Reservior, at campground 384 Comment
  UCD168194  Pseudognaphalium microcephalum J. W. Barry 1980-6-16 s.n. Los Angeles Hungry Valley SVRA. Northeast portion of unit. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR280517  Pseudognaphalium stramineum R. G. Swinney 2014-5-13 16502 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  NY63574  Pseudotsuga macrocarpa G. B. Grant 04 1900 2428 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  LA94226  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-6 1644 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.25 mi from mouth. 121 Comment
  UC812694  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles right fork Cottonwood Canyon; Santa Catalina Isl 200 Comment
  RSA0011721  Pteris vittata Scott D. White, Pam DeVries 6028 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  UC1870342  Pteris vittata LeRoy Gross 2000-9-30 274 Los Angeles [San Gabriel Mountains]; San Gabriel Mountains: Monrovia Canyon, just below the first waterfall, above Monrovia Mountain Park T1N R11W sec. 12. Elev. 1700 Feet. Comment
  UCR203106  Pterospora andromedea R. G. Swinney 2001-8-27 8106 Los Angeles San Gabriel Mountains, Throop Peak Ridge, c. 300 m south of DawsonSaddle on Dawson Saddle Trail 2463 Comment
  CAS-BOT-BC421191  Pterostegia drymarioides Le Roy Abrams 1901-4-5 1348 Los Angeles San Fernando Mts. near Chatsworth Park. Comment
  RSA598207  Pterostegia drymarioides Steve Boyd, Lauren Raz 1997-3-4 9137 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
  UCR101722  Pterostegia drymarioides B. G. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR219478  Pterostegia drymarioides R. G. Swinney 2009-3-19 10146 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  RSA535297  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5338 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM. 186 Comment
  RSA517105  Punica granatum Tim S. Ross, Steve Boyd 1990-5-14 2460 Los Angeles San Gabriel Mtns, Little Tujunga Canyon, Tujunga Ranger district, Angeles National Forest. Adventive and naturalizing along Little Tujunga Road on roadside embankment 463 Comment
  RSA614328  Purshia tridentata var. glandulosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  UC718797  Purshia tridentata var. glandulosa L. R. Abrams 1941-4-24 13936 Los Angeles near Valyermo; Big Rock Creek Comment
  RSA499260  Purshia tridentata var. glandulosa G. R. Johnstone 1930-3-30 s.n. Los Angeles 3 1/2 miles from Llano. Mojave Desert. Comment
  UC284661  Pycnanthemum californicum D. L. Crawford Aug. 1915 Los Angeles mts near Claremont Comment
  UCR101287  Pycnanthemum californicum L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mtns, South Fork of Alder Gulch 1677 Comment
  RSA675010  Pyracantha crenatoserrata LeRoy Gross 2003-2-22 749 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR205701  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  CAS-BOT-BC45824  Quercus F. Grinnell Jr. 1917-4-10 s.n. Los Angeles Pasadena Comment
  SBBG77430  Quercus X macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Pebbly Beach Cyn 40 Comment
  SEINET12028398  Quercus agrifolia Unknown 1980-1 9 Los Angeles Temescal Canyon,Presbyterian Conference Grounds,Sunset Blvd & Temescal Cyn. Rd.,Pacific Palisades 168 Comment
  RSA655358  Quercus berberidifolia LeRoy Gross 2000-11-4 322 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  RSA78902  Quercus berberidifolia E. K. Balls, P. C. Everett 1952-10-3 18005 Los Angeles 7.7 miles N of junction of Hwy 2, 1 mile from Hidden Springs 457 Comment
  CAS-BOT-BC62368  Quercus chrysolepis Geo. B. Grant 1902-7-1 3712 Los Angeles Mt. Lowe 1828 Comment
  CAS-BOT-BC62573  Quercus chrysolepis Moxley; Grimmell 1916-6-16 500 Los Angeles Santa Susana Mts. Comment
  RSA213390  Quercus chrysolepis M. B. Dunkle 1939-11-25 7361 Los Angeles E rim at Canyon Head, San Clemente Island Comment
  UCR121671  Quercus chrysolepis Steve Boyd, T. S. Ross 1988-4-28 2239 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  CAS-BOT-BC86227  Quercus dumosa Reid Moran 1941-3-14 708 Los Angeles By creek, Middle Ranch, Santa Catalina Island Comment
  UCR209681  Quercus dumosa Dan S. Cooper 2009-1 209- 25 .1 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  CAS-BOT-BC86215  Quercus dumosa J. Ewan 1931-10-11 5242 Los Angeles Sepulveda Canyon Rd. N of Mullholland. Santa Monica Mts. Comment
  UC629768  Quercus durata var. gabrielensis Annetta Carter 1940-1-11 1489 b Los Angeles ridge ne head of Baldwin Avenue; San Gabriel Mountains, Sierra Madre 335 Comment
  RSA762408  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3014 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  POM259483  Quercus engelmannii J. R. Brown 1938-8-24 s.n. Los Angeles Pasadena. Comment
  POM290552  Quercus engelmannii Lyman Benson 1949-10-20 14274 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  UC1602282  Quercus engelmannii W. H. Brewer Jan 1861 114 Los Angeles San Gabriel Comment
  RSA616074  Quercus john-tuckeri Scott D. White, B. Leatherman 1997-1-15 6053 Los Angeles San Gabriel Mtns: Santa Clara River Watershed: mapped 'jeep trail' between Pole Cyn. and Bear Cyn. 793 Comment
  RSA716495  Quercus john-tuckeri Scott D. White, Andrea Warniment 2006-7-7 11625 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UCD34115  Quercus john-tuckeri Beecher Crampton 1976-9-21 9410 Los Angeles Los Angeles County, ca. 10 miles east of Sangus on state Hwy. 14, Agua Dulce Canyon area. 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
  JEPS37324  Quercus pacifica W. L. Jepson 1908-7-13 3052 Los Angeles head of Swain Canyon Santa Catalina Island, Swain Canyon Comment
  JEPS40262  Quercus pacifica Mrs. Blanche Trask 1834-4-23 Los Angeles Bell Mt. Spring Catalina Island Comment
  RSA167801  Quercus pacifica Robert F. Thorne, Everett 1964-2-6 33425 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  RSA476565  Quercus pacifica M. B. Dunkle 1928-11-2 2025 Los Angeles Santa Catalina Island, Gallager's Canyon Comment
  RSA188335  Quercus tomentella Robert F. Thorne, Thorne 1966-5-31 36431 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  SBBG17811  Quercus tomentella P. H. Raven 1962-7-10 17981 Los Angeles below Lemon Tank 243 Comment
  SBBG52933  Quercus tomentella F. C. Boutin 1967-4-23 1659 Los Angeles Lemon Tank 304 Comment
  HSC35974  Quercus turbinella Thomas W. Nelson, James Nelson 1975-8-19 2172 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  RSA138040  Quercus turbinella E. K. Balls 1960-4-15 24088 Los Angeles Johnson Grade, San Bernardino Mts. 1799 Comment
Read comments
May 15 2008
  RSA476765  Quercus wislizeni Geo. L. Moxley 1902-6-10 s.n. Los Angeles Mt. Wilson, Southern California. 1524 Comment
  SEINET7143825  Quercus wislizeni Ralph R. Wilson 1941-4-18 514 Los Angeles San Dimas Experimental Forest above Glendora.; 0 914 Comment
  CAS-BOT-BC379001  Ranunculus aquatilis var. diffusus P. A. Munz 1922-5-16 5601 Los Angeles San Dimas, sluggish brook east of Puddingstone Canyon 366 Comment
  RSA599887  Ranunculus hebecarpus Steve Boyd, Lauren Raz 1997-5-6 9732 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  UC827832  Ranunculus hebecarpus Marcus E. Jones, A. M. 1882-5-3 3219 Los Angeles Pasadena Comment
  RSA399996  Ranunculus hebecarpus Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA9299  Raphanus sativus W. Bolander 1967-3-26 s.n. Los Angeles Verdugo Mountains: Eagle Rock; border of Pasadena and Eagle Rock. 152 Comment
  SEINET12006566  Raphanus sativus Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC427517  Reseda alba Mrs. Jos. Clemens 1922-5-13 s.n. Los Angeles Franklin Canyon, Los Angeles Comment
  RSA399210  Reseda alba Anstruther Davidson 1920-03 3368 Los Angeles Foot of St. Susanna Pass Comment
  RSA0005514  Rhamnus catalinae Theodore Payne 1909-10-11 2344 Los Angeles Catalina Island Comment
  CAS-BOT-BC59935  Rhamnus crocea B. D. Stark 1933-2-19 4530 Los Angeles 2.5 mi. e. of Nuevo. 457 Comment
  LA207792  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  RSA390811  Rhamnus crocea Anstruther Davidson 1891-6-11 s.n. Los Angeles Cahuenga Foothills Comment
  UCSB41806  Rhamnus crocea Zysk, Ken 1971-3-22 Los Angeles Puddingstone Resev. on northwest side of side of Dam by maintenance houses off San Dimas Ave. 335 Comment
  CAS-BOT-BC56017  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13916 Los Angeles Saddle Peak 838 Comment
  RSA134731  Rhamnus ilicifolia Percy C. Everett, E. K. Balls 1959-6-29 1 Los Angeles 2 mi from Seminole Hot Springs. 488 Comment
  UCD63685  Rhamnus ilicifolia Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA390843  Rhamnus ilicifolia Anstruther Davidson 1891-7-10 s.n. Los Angeles [Unspecified] Comment
  OBI6092  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Cyn, above last almond orchard 122 Comment
  RSA390150  Rhamnus tomentella subsp. cuspidata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UC33637  Rhamnus tomentella subsp. cuspidata J. Burtt Davy May 9 1896-May 24 1896 2536 Los Angeles Manzana Antelope Valley Comment
  JEPS30433  Rhaponticum repens Peter H. Raven and Henry J. Thompson 1959-10-31 14731 Los Angeles Roase Ave at Walgrove Ave in Santa Monica; Santa Monica Mountains 45 Comment
  CAS-BOT-BC167910  Rhus integrifolia Chas. E. Miller 1917-9-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC170441  Rhus integrifolia Louis C. Wheeler 1933-3-31 1560 Los Angeles Topango Canyon, Santa Monica Mts. 152 Comment
  CAS-BOT-BC170461  Rhus integrifolia Tim Ross; Laurel Arnseth; Steve Boyd 1990-4-8 4402 Los Angeles E side of island, Bryce Cyn near Malo Point - San Clemente Island Comment
  POM305834  Rhus integrifolia Henry J. Ramsey, Henry J. Ramsey 1940-4-10 1084 Los Angeles North of Claremont. Comment
  SBBG37655  Rhus integrifolia K. K. Muller 1953-5-2 591 Los Angeles Swain Cyn above Camp Orizaba Comment
Read comments
Oct 12 2010
  SBBG39114  Rhus integrifolia K. K. Muller 1953-5-2 585 Los Angeles slopes of Swain Cyn, above Camp Orizaba Comment
  UC1787300  Rhus integrifolia A. C. Sanders 2003-5-26 26835 Los Angeles San Gabriel Valley: on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Sante Fe RR, east of the San Gabriel River channel 170 Comment
  CAS-BOT-BC167946  Rhus ovata Louis C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard, Santa Monica Mts. 426 Comment
  CAS-BOT-BC167959  Rhus ovata Ernest Braunton 1902-6-4 389 Los Angeles Griffith Park Comment
  RSA0037424  Rhus ovata R. G. Swinney 2010-9-1 13663 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA386376  Rhus ovata I. W. Clokey, B. Templeton 1929-04 4431 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SEINET6058620  Rhus trilobata Steve Boyd, Wall, M. 1996-5-16 8792 Los Angeles Liebre Mountains. Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain. Along Ruby Canyon Road ca 0.9 mi east of junction with Lake Hughes Road. Comment
  LA212306  Rhus trilobata Lee Haines; 1935-7-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Little Dalton. Comment
  RSA589236  Rhus trilobata var. quinata T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2910 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air-miles ENE of Barley Flats). 1249 Comment
  RSA162819  Ribes amarum J. D. Olmsted 1960-2-24 1105 Los Angeles Wolfskill Canyon at jct with San Dimas Canyon, San Gabriel Mts, San Dimas Creek. 518 Comment
  RSA247303  Ribes amarum G. D. Wallace 1966-3-25 208 Los Angeles Millard Canyon, N of Altadena. 457 Comment
  CLARK-A1528-4119  Ribes californicum var. hesperium John C. Roos 1942-3-21 Los Angeles San Gabriel Mountains Comment
  POM156178  Ribes californicum var. hesperium L. R. Abrams 1902-3-11 3119 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  POM371867  Ribes californicum var. hesperium Lyman Benson 1947-1-13 12274 Los Angeles Little Dalton Canyon, Glendora 396 Comment
  RSA635052  Ribes californicum var. hesperium Valerie L. Soza, Laura Moore 1999-6-30 575 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above Hoegee Campground. 854 Comment
  UCR124686  Ribes cereum var. cereum B. C. Templeton 1933-5-15 5144 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  CAS-BOT-BC108883  Ribes divaricatum var. parishii A. Davidson 1894-4-1 s.n. Los Angeles El Monte. Comment
  JEPS49340  Ribes indecorum Frank W. Peirson 1919-5-21 299 a Los Angeles San Gabriel Mountains, Arroyo Seco, Trail to Switzers Arroyo Seco; San Gabriel Mountains, Arroyo Seco 944 Comment
  UC11602 Image available Ribes indecorum Harley P. Chandler 1897-1-1 Los Angeles Palmer's Canyon Claremont 701 Comment
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  UC921815  Ribes indecorum Prof. Baker Los Angeles Claremont Comment
  CAS-BOT-BC173438  Ribes malvaceum W. R. Shaw 1901-3-30 553 Los Angeles Brown's Flat Trail, San Antonio Mt. 1645 Comment
  RSA0083125  Ribes malvaceum R. G. Swinney 2010-6-4 13026 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  SBBG16844  Ribes malvaceum K. A. Wilson, D. E. Bianchi 1961-2-2 823 Los Angeles Placerita Rd, small shaded gully 2 mi E of Hwy 6 Comment
  RSA0021935  Ribes montigenum R. G. Swinney 1998-8-27 6891 Los Angeles West Baldy Peak. 3018 Comment
  POM11393  Ribes nevadense P. A. Munz 1921-6-17 4648 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  RSA651622  Ribes nevadense Marion P. Harthill 1974-5-23 s.n. Los Angeles Angeles Crest Hwy. 1890 Comment
  RSA588731  Ribes roezlii Orlando Mistretta 1994-5-31 1278 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  CAS-BOT-BC168676  Ribes speciosum Peter H. Raven; Robert F. Thorne 1964-5-7 19002 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CLARK-A1528-4150  Ribes speciosum John C. Roos 1942-3-14 999 Los Angeles West Los Angeles Comment
  RSA476280  Ribes speciosum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA476292  Ribes speciosum Ruth E. Hammond 1929-04 s.n. Los Angeles Verdugo Woodland Comment
  CAS-BOT-BC144440  Ribes speciosum H. E. McMinn 1924-6-20 1219 Los Angeles Turnbull Canyon, Whittier Comment
  CAS-BOT-BC168662  Ribes speciosum L. Street; P. A. Munz; G. Williams 1919-4-5 2414 Los Angeles Puddingstone Canyon, San Dimas 259 Comment
  CAS-BOT-BC173853  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  UCR209113  Ribes velutinum R. G. Swinney 2008-6-18 9073 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  SBBG38686  Ribes viburnifolium R. Moran 1941-2-25 615 Los Angeles Johnson's Valley Comment
  SD181487  Ribes viburnifolium Robert F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island, east-northeast slope of Blackjack Mine. Gully along airport road, in shade. 456 Comment
  UCSB50280  Ricinus communis Reisentz, Paul 1975-5-10 Los Angeles Twin Falls Reserve, 1 mile east of Stunt Rd. from Mulholland Hwy. 274 Comment
  SDSU1279  Rorippa nasturtium-aquaticum Gerald Collier 1951-5-5 M 195 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  LA29341  Rosa californica Mary V. Hood; 1943-6-28 43 78 k Los Angeles 152 Comment
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Jun 26 2014
  POM243840  Rosa californica F. R. Fosberg 1931-5-2 S- 4743 Los Angeles Santa Catalina Island, Middle Ranch Dam Comment
  RSA0020318  Rosa californica D. C. Pearson 822 Los Angeles Bubrush [Bullrush] Canyon. 790113. [Santa Catalina Island?] Comment
  RSA342505  Rosa woodsii subsp. gratissima Robert F. Thorne, M. Z. Thorne 1969-7-9 38586 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA451663  Rosa woodsii subsp. gratissima Unspecified s.n. Los Angeles On the trail to Flumes 4 and 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  RSA587988  Rosa woodsii subsp. gratissima Orlando Mistretta, Tim S. Ross 1994-6-1 1308 Los Angeles San Gabriel Mountains, Santiago Canyon, 1585 Comment
  UC64528  Rosa woodsii subsp. gratissima H. M. Hall June, 1899 1513 Los Angeles Swarthout Canyon San Antonio Mountains 1920 Comment
  SEINET13387000 Image available Rubus armeniacus R. G. Swinney 2011-1 15898 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5' Q.) 649 Comment
  RSA229055  Rubus leucodermis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38898 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  UCR193989  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  LA52072  Rubus ursinus E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA653629  Rubus ursinus S. Koukol, R. Koukol 1998-5-3 46 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  POM214263  Rumex acetosella Louis C. Wheeler 1932-5-4 682 Los Angeles near UCLA campus, west Los Angeles. 137 Comment
  UCR24283  Rumex conglomeratus John C. Roos 1942-9-12 1743 Los Angeles Along the coast NW of Santa Monica Comment
  UC465807  Rumex crispus J. Burtt Davy May 9 1896-May 24 1896 2279 Los Angeles Antelope Valley Comment
  UCR214625  Rumex crispus A. C. Sanders, Dan S. Cooper 2010-3-12 37371 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA65921  Rumex crispus F. W. Peirson 1930-5-31 8913 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  RSA719127  Rumex crispus Naomi Fraga 2001-5-18 45 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA595457  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
  UC6948  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2567 Los Angeles Llano Verde Antelope Valley, West Palmdale Comment
  CATA1143  Rumex salicifolius Mark L. Hoefs 1995-5-23 2134 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR143188  Rumex salicifolius F. R. Fosberg 1931-4-29 S- 4731 Los Angeles Channel Islands, Santa Catalina Island, between Cottonwood and Middle Ranch Canyons 140 Comment
  SD80056  Sagina decumbens subsp. occidentalis C. W. Tilforth 1970-4-9 255 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  PASA1148  Salazaria mexicana Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
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Nov 20 2014
  UC1124641  Salazaria mexicana A. Lewis 1933-4-20 184 Los Angeles 1 mi ne Vincent; Elizabeth Lake Quad., ne of Vincent Comment
  UCR273379  Salix R. G. Swinney 2011-10-18 15808 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  CAS-BOT-BC103143  Salix bonplandiana Grant 1902-3-16 4559 Los Angeles Pasadena, Eagle Rock Comment
  CAS-BOT-BC103145  Salix bonplandiana Geo. B. Grant 1902-4-9 s.n. Los Angeles [Marenjo Canon] Marengo Canyon, Pasadena Comment
  CAS-BOT-BC103163  Salix bonplandiana L. R. A. 1901-4-5 1362 Los Angeles [Canon] Canyon near Chatsworth Park Comment
  CAS-BOT-BC103165  Salix bonplandiana Grant 1903-1-1 1623 Los Angeles Garvanza Comment
  POM179497  Salix exigua I. M. Johnston 1918-7-5 2087 Los Angeles Near head of San Antonio Canyon. 2287 Comment
  RSA584335  Salix exigua Tim S. Ross, Orlando Mistretta 1993-5-26 7312 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. 1043 Comment
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Sep 30 2014
  RSA771557  Salix exigua R. G. Swinney 2009-5-28 10947 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA746540  Salix gooddingii A. C. Sanders, T. B. Salvato 2009-5-20 36853 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  LA52065  Salix laevigata Carl Hedin; J. A. Ewan 1933-3-15 7620 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA0116335  Salix laevigata Mitch Provance 2009-6-24 10971 Los Angeles Tehachapi Mountains Foothills: Tejon Ranch, 3 miles NNE of Quail Lake, 0.3 miles NE of the Oso Pumping Plant, W side of the Tehachapi Afterbay. 954 Comment
  SD124466  Salix laevigata Barry Prigge 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just north of Paramount Ranch State Park 231 Comment
  RSA0030815  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  LA208841  Salix lasiandra Carl Hedin; Joseph Ewan 1933-3-25 7675 Los Angeles area 6 Comment
  POM362715  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 10 -A Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  UC1600832  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles about 9.5 km above Azusa; Lower San Gabriel Canyon 300 Comment
  LA212144  Salix lasiolepis Robin J. Tausch; 1963-2-22 s.n. Los Angeles Bull Creek Cyn., N. Ranaldi St., Granada Hills. Comment
  UC506469  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-15 7626 Los Angeles Comment
  CAS-BOT-BC107552  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  CAS-BOT-BC128519  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA502797  Salpichroa origanifolia Tim S. Ross, Steve D. Boyd 1989-6-27 s.n. Los Angeles RSA desert garden. Comment
  RSA223710  Salsola gobicola E. C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West. 732 Comment
  CAS-BOT-BC180709  Salsola tragus John Thomas Howell 1950-11-9 27481 Los Angeles Pacoima Wash along Foothill Blvd. Comment
  POM711  Salsola tragus Cox 1916-6-14 s.n. Los Angeles Claremont. 365 Comment
  SD37473  Salsola tragus Edith A. Purer 1931-3-19 1522 Los Angeles El Segundo Comment
  SEINET13758102  Saltugilia splendens subsp. grantii L. C. Wheeler 1936-6-23 4177 Los Angeles San Gabriel Mts., San Dimas Canyon 701 Comment
  UC907849  Saltugilia splendens subsp. grantii Herbert L. Mason 1927-6-11 3753 Los Angeles San Antonio Canyon San Gabriel Mountains, San Antonio Canyon 914 Comment
  RSA185464  Saltugilia splendens subsp. grantii Clare B. Hardham 1965-6-20 12913 Los Angeles Cajon Pass. Comment
  RSA424341  Salvia apiana William Emboden 1970-6-12 20 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR272971  Salvia apiana R. G. Swinney 2011-4-26 14518 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
  RSA442835  Salvia apiana William Emboden 1969-5-28 21 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  POM49968  Salvia apiana var. compacta A. D. E. Elmer 1902-06 3684 Los Angeles Acton, Mt. Gleason. Comment
  SBBG44375  Salvia carduacea G. Sphon, D. Hearn 1956-5-30 19 Los Angeles Black Butte, Antelope Valley Comment
  UCD125490  Salvia carduacea R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  LA91421  Salvia columbariae Bruce Douglas Clayton; Greg Shaw 1972-3-20 22 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, east of entrance to canyon A 585 Comment
  LA91493  Salvia columbariae Bruce Douglas Clayton; Greg Shaw 1972-4-15 94 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  RSA595133  Salvia columbariae Steve Boyd 1996-4-25 8706 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
  RSA651677  Salvia columbariae Dean Brown 1948-5-16 20 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  SEINET3098334 Image available Salvia columbariae Richard G. Swinney 2009-4-2 10260 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5 Q.) 1223 Comment
  UCR270522  Salvia columbariae R. G. Swinney 2010-4-13 12182 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA446281  Salvia dorrii var. pilosa Gale Sphon 1959-4-4 285 Los Angeles 3 miles north of Big Rock Public Camp, Big Rock Creek. Comment
  UC284281  Salvia dorrii var. pilosa P. A. Munz 1923-5-26 6863 Los Angeles Rock Creek; San Gabriel Mts. 1676 Comment
  POM4036  Salvia leucophylla I. M. Johnston 1918-5-4 1940 Los Angeles Turnbull Canyon, Puente Hills. 366 Comment
  UCR107802  Salvia leucophylla Steve Boyd, Valerie Soza 1998-4-28 10167 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, east of junction with Plum Canyon Road. 512 Comment
  CAS-BOT-BC233268  Salvia mellifera S. Parnay Mar. (No year on label) s.n. Los Angeles Rubio Canyon Comment
  PASA486  Salvia mellifera Sally Ellis 1939-5-5 Los Angeles Baseline Comment
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Nov 20 2014
  RSA434129  Salvia mellifera Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  UCLA70028  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel; Verdugo Canyon Comment
  UCR212833  Salvia mellifera Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1831 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
  RSA0034499  Salvia mellifera Harold L. Pirie 1963-4-16 s.n. Los Angeles 1 mile n. of Chatsworth in SImi Hills, just of state Hi-way 118. 341 Comment
  RSA0071925  Salvia mellifera Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 36 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA611612  Sambucus mexicana J. Gural 1997-3-19 29 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  RSA682452  Sambucus mexicana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  CAS-BOT-BC238742  Sambucus nigra subsp. caerulea Tim Ross 1993-4-23 6927 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along Middle Canyon Road where it crosses over a northerly tributary 235 m NW of Thompson Dam 181 Comment
  SFV3602  Sambucus nigra subsp. caerulea K. A. Wilson 1961-3-7 947 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  UCR256849  Sambucus nigra subsp. caerulea R. G. Swinney 2010-8-16 13553 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SD251642  Sambucus nigra subsp. caerulea F. R. Fosberg 1931-3-18 S 4289 Los Angeles Santa Catalina Island; Hamilton Canyon. 10 Comment
  RSA595420  Sanicula arguta Mark Hoefs, Robert F. Thorne 1996-4-6 2642 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  UC454482  Sanicula arguta I. J. Condit 1911-3-21 Los Angeles Santa Catalina Island Comment
  LA201026  Sanicula bipinnata Carl Wishner; 1997-3-26 sn Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  UC1400376  Sanicula bipinnatifida Robert F. Thorne 1971-4-2 41427 Los Angeles n of Mountain Avenue (San Gabriel Mountains, Claremont, Johnson's Pastures); San Gabriel Mountains, Claremont, Johnson's Pastures 548 Comment
  LA329800  Sanicula crassicaulis Louis Wheeler; 1932-4-2 554 Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon 487 Comment
  RSA471464  Sanicula crassicaulis M. B. Dunkle 1929-4-20 2136 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UCR195291  Sanicula crassicaulis Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1187 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  RSA250686  Saxifraga californica R. F. Thorne 1971-4-2 41431 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  UCR140427  Saxifraga californica June Latting 1958-3-30 234 Los Angeles San Gabriel Mtns., end of Live Oak Canyon Road, 3 miles north of Claremont 610 Comment
  POM186326  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. 244 Comment
  SBBG31210  Schinus molle R. F. Thorne 1966-9-16 36708 Los Angeles N slope of Black Jack Mtn 411 Comment
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Jan 31 2012
  OBI2536  Schismus barbatus Larry E. Brown 1970-5-2 1793 Los Angeles At campground in the Joshua Tree State Park near Lancaster Comment
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Sep 29 2015
  RSA0081320  Schismus barbatus R. G. Swinney 2010-3-16 11920 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  LA33907  Schoenoplectus americanus Peter H. Raven; 1959-10-25 14712 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, 4.1 mi N of Pacific Coast Hwy along Malibu Creek. 91 Comment
  CAS-BOT-BC111511  Schoenoplectus americanus Robert F. Thorne; C. W. Tilforth 1971-6-17 39875 Los Angeles 0.7 mi W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mts. 609 Comment
  RSA92163  Schoenoplectus californicus F. W. Peirson 1918-4-28 1612 Los Angeles Road east and south of El Monte. Comment
  LA33905  Scirpus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, mouth of creek. 6 Comment
  RSA188177  Scirpus microcarpus Robert F. Thorne 1966-4-5 35809 Los Angeles Santa Catalina Island: Middle Ranch Canyon below Stage Station SW of Eagles Nest 76 Comment
  POM8506  Scrophularia californica Philip A. Munz, R. D. Harwood 1920-5-15 3934 Los Angeles Santa Monica Mountains. Coldwater Canyon. 305 Comment
  RSA138238  Scrophularia californica Peter H. Raven 1959-5-3 14101 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  CATA250  Scrophularia villosa Mark L. Hoefs, A Douglas Propst 1973-5-4 250 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  RSA167786  Scrophularia villosa Robert F. Thorne, Percy C. Everett 1964-2-6 33298 Los Angeles Santa Catalina Island above Fourth of July Cove. 30 Comment
  UC1871164  Scutellaria siphocampyloides T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3974 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, ca. 350 m W of the knoll, T7N R17W E 1/2 NE 1/4 sec 9. Elev 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  POM4104  Scutellaria tuberosa L. R. Abrams 1901-4-7 s.n. Los Angeles Verdugo Hills Comment
  UCR177717  Selaginella asprella L. C. Wheeler 1932-12-17 1453 Los Angeles Transverse Ranges; San Gabriel Mountains, The Hog Back, San Antonio Canyon 1159 Comment
  UC483377  Selaginella bigelovii L. R. Abrams and I. L. Wiggins 1931-7-6 341 Los Angeles vicinity Mosquito Harbor; San Clemente Isl. Comment
  POM310421  Senecio flaccidus var. douglasii Margaret Hardinge 1945-11-26 70 Los Angeles San Antonio wash near Claremont 335 Comment
  SDSU21381  Senecio flaccidus var. douglasii S. H. Bullock 1968-4-6 43 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Aves. 366 Comment
  UCR124602  Senecio flaccidus var. douglasii B. C. Templeton 1932-8-26 5116 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  RSA473044  Senecio lyonii F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  RSA279114  Senecio vulgaris R. F. Thorne 1971-3-18 41497 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  SFV13499  Senecio vulgaris M. H. Grayum 1977-12-11 924 Los Angeles San Fernando Valley Los Angeles, Northridge. South side of Nordhoff Street, just west of Tampa Ave. 255 Comment
  UCR219554  Senecio vulgaris R. G. Swinney 2009-3-28 10215 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  UCR210274  Sequoiadendron giganteum R. G. Swinney 2008-9-13 9461 Los Angeles San Gabriel Mtns., Buckhorn Spring, 50-250 m south of Hwy 2 in canyon bottom, near large concrete water tank on E side of canyon 2070 Comment
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Jul 25 2018
  RSA402663  Sesuvium verrucosum Georgie Cook, Thelma Ashley 1926-08 s.n. Los Angeles Gardena. Comment
  UCD92630  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street (downtown district.) 60 Comment
  CATA379  Silene gallica Mark L. Hoefs 1974-4-30 437 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 91 Comment
  UCD98642  Silene gallica C. Davidson 1971-5-7 1510 Los Angeles Catalina Island, at Ben Weston Beach. 15 Comment
  UCD98716  Silene gallica Justin M. Wood 2009-4-13 483 Los Angeles San Gabriel Mountains, above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UCR258895  Silene gallica R. G. Swinney 2010-4-30 12469 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR190470  Silene laciniata R. G. Swinney 2000-6-25 7799 Los Angeles San Gabriel Mtns., ridge on west side of San Antonio Canyon, between Evey Cyn. and nameless 1st canyon to north, c. 1/2 mi. west of San Antonio Cyn. Rd. 1159 Comment
  SEINET11944392  Silene laciniata I. W. Clokey, Templeton, B. 1929-1 4544 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  SFV1227  Silene laciniata subsp. laciniata P. G. Kilburn 1958-5-6 778 Los Angeles Santa Susana Mountains Iverson Ranch. 1.5 miles north of Chatsworth. 457 Comment
  SFV20782  Silene laciniata subsp. laciniata J. N. Hogue 2007-6-7 292 .1 Los Angeles San Gabriel Mountains Arroyo Seco behind JPL. 350 Comment
  RSA0080071  Silene laciniata subsp. major R. G. Swinney 2010-6-4 13036 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA310130  Silene parishii Wayne E. Sawyer 1981-7-12 131 Los Angeles San Gabriel Mts; Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  UC520010  Silybum marianum Joseph Andorfer Ewan 1932-4-30 7440 Los Angeles Culver City Comment
  RSA724766  Sisymbrium altissimum K. Dobry 1991-4-22 d- 392 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  SBBG2553  Sisymbrium altissimum H. and M. Dearing 1940-4-25 4240 Los Angeles Mint Cyn Comment
  RSA279075  Sisymbrium irio R. F. Thorne, C. W. Tilforth 1971-4-9 41526 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
  RSA0048220  Sisymbrium irio L. Haines 1950-3-1 s.n. Los Angeles Canoga Park. 243 Comment
  POM11352  Sisymbrium officinale F. L. Robinson 1921-5-18 81 Los Angeles Claremont. 365 Comment
  IRVC9047  Sisyrinchium bellum P. W. Rundel 1965-2-6 1510 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  RSA191356  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1967-7-19 37193 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  POM4250  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles El Monte. Along Railroad. 91 Comment
  POM296787  Solanum douglasii Lyman D. Benson 1947-1-13 12275 Los Angeles Little Dalton Canyon, Glendora 427 Comment
  POM50611  Solanum douglasii L. R. Abrams 1901-4-1 1216 Los Angeles Ballona Harbor. Comment
  RSA127856  Solanum douglasii Peter H. Raven 1959-4-4 13961 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA654420  Solanum douglasii Matt Brooks 1988-4-15 12 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  RSA658530  Solanum douglasii Diane Elliott 1985-4-19 3 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA725312  Solanum douglasii K. Dobry 1991-5-2 476 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UCR258577  Solanum douglasii R. G. Swinney 2010-4-23 12367 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR99395  Solanum douglasii Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  POM18266  Solanum douglasii Philip A. Munz 1923-4-8 6605 Los Angeles San Clemente Island Comment
  RSA422400  Solanum douglasii Wayne E. Sawyer 1891-5-20 s.n. Los Angeles University Place. Comment
  RSA0049589  Solanum elaeagnifolium Justin M. Wood, T. Valentovich 2012-6-6 4789 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd. and E Avenue T. 843 Comment
  RSA427305  Solanum elaeagnifolium F. H. Elmore 1909-01 2348 Los Angeles Pass Rd., Hollywood. Comment
  RSA152095  Solanum mauritianum Wesley O. Griesel 1962-5-16 s.n. Los Angeles S. Arroyo Blvd. and S. San Rafael St. Pasadena 305 Comment
  NY821273  Solanum physalifolium L. C. Wheeler 1932-9-10 1369 Los Angeles Harrison & San Antonio Ave. W Claremont 366 Comment
  UCR143218  Solanum physalifolium var. nitidibaccatum L. C. Wheeler 1932-8-6 1125 Los Angeles San Gabriel Valley, 2 miles NNE of Claremont 427 Comment
  RSA427444  Solanum umbelliferum Edwin Kline 1924-5-25 s.n. Los Angeles Elizabeth Lake. Comment
  UCR191518  Solanum umbelliferum R. G. Swinney 1998-7-8 6316 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC156509  Solanum umbelliferum Prof. W. R. Dudley 1907-12-18 s.n. Los Angeles Sawpit [Canon] Canyon (near Monrovia) Comment
  POM9648  Solanum umbelliferum Philip A. Munz, R. D. Harwood 1920-5-15 4003 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA679304  Solanum wallacei Mark A. Elvin, Sarah Crockett 1997-3-17 377 Los Angeles Santa Catalina Island. Along Cape Canyon Road. On E side at cliff. Where creek comes up to Road. Comment
  LA51825  Solanum xanti Mary Reynolds; 1937-4-12 70 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  LA51827  Solanum xanti Louis Wheeler; 1932-2-20 446 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA785745  Solanum xanti Carrie A. Herd 1982-4-9 73 Los Angeles San Gabriel River West Fork; 3/4 mi. W. of Hwy 39, 50 ft. above water Comment
  SEINET10938069  Solidago californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4791 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  CAS-BOT-BC365036  Solidago velutina subsp. californica Fordyce Grinnell 1915-9-4 s.n. Los Angeles Upper Arroyo Seco Canon [Canyon], San Gabriel Mts. Comment
  SBBG128268  Solidago velutina var. californica J. L. McCune 2005-8-30 4 Los Angeles just N of Middle Ranch Rd, W of white bridge that is just W of jct with Herman's Trail, opposite pine grove 249 Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  RSA533523  Sonchus oleraceus Timothy S. Ross 1991-3-9 4172 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 Comment
  SEINET10602942  Spartina foliosa LeRoy R. Abrams 1904-9-6 Abrams s.n. Los Angeles Margens of the bay, San pedro Comment
  RSA0080427  Spartium junceum R. G. Swinney 2011-6-29 15371 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  UC1594400  Spergularia bocconi Tim Ross 1992-4-14 6176 Los Angeles central e side of island near E escarpment (ca 90 m s of where Nanny Canyon drainage meets the sea); San Clemente Island 53 Comment
  SBBG95218  Spergularia macrotheca var. macrotheca M. B. Dunkle 1928-4-29 1910 Los Angeles Little Harbor Comment
  SDSU4533  Spergularia macrotheca var. macrotheca R. M. Beauchamp 1967-1-27 123 Los Angeles San Clemente Island. Comment
  RSA0098397  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Parsons Landing, Santa Catalina Island. 3 Comment
  SBBG96636  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, P. Fritsch 1990-4-6 4174 Los Angeles E side of island, 0.2 mi S of US Navy site called "Jack" 152 Comment
  POM156665  Spergularia platensis L. R. Abrams 1903-4-4 3252 Los Angeles On adobe mesa bet Rivera and Florence Comment
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Aug 17 2013
  RSA0098113  Spergularia rubra Orlando Mistretta, Christine Mistretta 2008-5-16 3078 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  UCR209283  Spergularia villosa Dan S. Cooper 2009-3-11 309- 10 Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 138 Comment
  CAS-BOT-BC391002  Spergularia villosa G. B. Grant 1917-6-5 s.n. Los Angeles Pasadena Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  RSA0081374  Stachys albens R. G. Swinney 2010-6-23 13307 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  LA52385  Stachys bullata E. Lloyd; 1933-4-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA446635  Stachys bullata E. S. Spalding 1925-4-26 16014 Los Angeles Arroyo Seco Comment
  RSA83001  Stachys bullata F. W. Peirson 1919-5-18 439 Los Angeles Monrovia Canyon, S base of San Gabriel Mountains 457 Comment
  LA52387  Stachys rigida var. rigida Carl Epling; May 1934 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  SBBG113050  Stebbinsoseris heterocarpa S. A. Junak 1998-4-30 SCa 576 Los Angeles ca. 0.35 mi ENE of East Summit, at head of side branch of Hamilton Cyn 371 Comment
  SEINET269222  Stellaria media Scott D. White, Chet McGaugh 1995-5-16 3059 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
  UCR259389  Stellaria media R. G. Swinney 2010-8-30 13617 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  SBBG17471  Stellaria media K. A. Wilson 1962-4-1 1259 Los Angeles Old Topanga Cyn Rd, 0.5 mi NW of Topanga Cyn Blvd Comment
  RSA478124  Stellaria nitens M. B. Dunkle 1929-4-7 2088 Los Angeles White s Landing, Santa Catalina Island. Comment
  SD69462  Stellaria pallida Robert F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: Rocky, dry, S-facing slope above stream in Cottonwood Canyon. 106 Comment
  POM56349  Stephanomeria cichoriacea C. F. Baker 1903-8-2 3656 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  RSA0070811  Stephanomeria cichoriacea Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mt. Wilson. 762 Comment
  SBBG12842  Stephanomeria diegensis E. R. Blakley 1962-6-10 5235 Los Angeles above and N of Seal Cove Comment
  RSA596993  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1996-9-24 8967 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  POM6261  Stephanomeria pauciflora var. pauciflora I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Canyon, San Antonio Mtns. [County unspecified] 1677 Comment
  CAS-BOT-BC375809  Stephanomeria virgata A. D. E. Elmer 1902-6-1 3693 Los Angeles Acton Comment
  RSA730310  Stephanomeria virgata R. G. Swinney 1998-9-4 6911 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR179481  Stephanomeria virgata R. G. Swinney, Dave Larson 1996-8-7 5250 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  CAS-BOT-BC375812  Stephanomeria virgata Le Roy Abrams 1901-8-8 2176 Los Angeles Pomona Comment
  SBBG42905  Stephanomeria virgata subsp. virgata L. D. Gottlieb 1966-7-8 6647 Los Angeles Hwy 39, 0.75 mi W of Crystal Lake Cmpgrd 1676