Search Results — 2000 specimen records retrieved (1552 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460921  Abronia maritima G. J. Hollenberg 1928-7-10 s.n. Los Angeles south part of Venice, south of Del Rey Palisades Comment
  SBBG38782  Abronia maritima R. Moran 1941-3-4 675 Los Angeles Little Harbor 5 Comment
  RSA460954  Abronia pogonantha N. C. Cooper 1949-4-19 3611 Los Angeles Mojave Desert, Lancaster. 762 Comment
  RSA585366  Abronia pogonantha Tim S. Ross 1991-4-27 4960 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  RSA600668  Abronia pogonantha C. Epling, Mrs. Epling 1937-6-16 s.n. Los Angeles 1 mile east of Lancaster. Comment
  SD124789  Abronia umbellata A. C. Sanders 1986-7-30 6816 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. east of Vista Del Mar Blvd. 29 Comment
  POM279675  Abronia umbellata Arthur L. Cohen 1934-8-2 519 Los Angeles Ocean Park, California. Comment
  RSA604521  Abronia umbellata Sara L. Crockett, Sheila Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca 100 m from Pacific Ocean 6 Comment
  CAS-BOT-BC229296  Abronia villosa W. I. Follett; E. B. Follett 1966-4-26 s.n. Los Angeles Calif. Hwy. 138, 4.7 miles east of Llano Comment
  CAS-BOT-BC229298  Abronia villosa C. F. B. 1903-4-1 4125 Los Angeles Anaheim Comment
  RSA0048568  Abronia villosa Geo. R. Julian 1962-4-20 s.n. Los Angeles 10 miles East of Pearblossom. Comment
  RSA682649  Acacia dealbata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1037 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  CAS-BOT-BC412575  Acanthoscyphus parishii var. parishii R. F. Thorne; L. E. DeBuhr 1972-8-18 42257 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E. from peak of Mt. Islip 2407 Comment
  HSC87303  Acer macrophyllum Steve Boyd, T. S. Elias 1987-4-14 2032 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  LA49820  Acer macrophyllum W. O. Griesel; 1936-6-18 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  CHSC98595  Acer negundo var. californicum LeRoy Gross; Andrea E. Gutman, Sarah Gutman 2000-9-8 267 Los Angeles Big Tujunga Wash/Verdugo Mountains: Tujunga Ponds. 335 Comment
  JEPS20083  Achillea millefolium Peter H. Raven with H. L. Wedberg 1957-6-15 10904 Los Angeles in Latigo Canyon ((0.8 mi n of US 101A)); Santa Monica Mountains Comment
  RSA660107  Achnatherum coronatum Orlando Mistretta 1992-6-12 568 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC1133072  Achnatherum occidentale subsp. californicum H. S. Yates 1937-6-24 6598 Los Angeles near Lake Arrowhead; Angeles National Forest, Redlands Quadrangle Comment
Read comments
Jan 5 2012
  CHSC99675  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 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 34.47336N, 117.86053W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N $9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1150 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
  JEPS36729  Achyrachaena mollis F. W. Peirson 1921-4-10 1363 Los Angeles foot of San Dimas Canyon; San Gabriel Mts., San Dimas Canyon 426 Comment
  SD51913  Achyrachaena mollis Peter H. Raven 1962-5-9 17663 Los Angeles San Clemente Island; near head of canyon at south end of Mosquito Cove. 320 Comment
  CAS-BOT-BC204755  Acmispon argophyllus var. argenteus R. M. Beauchamp 1967-1-27 110 Los Angeles East of Wilson Cove area. San Clemente Island Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC204768  Acmispon argophyllus var. argenteus H. E. McMinn 1924-7-25 1315 Los Angeles Catalina Island Comment
  SBBG128426  Acmispon argophyllus var. argenteus M. L. Hoefs, D. R. Hoefs, H Greene 1992-4-21 1821 Los Angeles Cottonwood Cyn, SE of El Rancho Escondido 45 Comment
  SBBG95676  Acmispon argophyllus var. argenteus A. Liston, O. Mistretta, L. Rieseberg 1989-4-28 795 -10 Los Angeles China Cyn, central branch Comment
  CAS-BOT-BC213407  Acmispon argophyllus var. argophyllus Geo. B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe Comment
  SBBG132335  Acmispon maritimus J. Savage, W. Fair, J. Lambert 2003-8-25 Bot 2 -2003 Los Angeles San Clemente Island [near VC3 sandpile] 259 Comment
  CATA1837  Acmispon micranthus Denise Kraus 2000-4-27 16 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On eastern side of large, obvious rocky outcrop which is on western fuel break road. At GHB Transect 15 381 Comment
  SD186198  Acmispon micranthus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25954 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCD168363  Acmispon procumbens var. procumbens J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CATA1707  Acmispon strigosus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3027 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  SFV7989  Acmispon strigosus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1355 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  CAS-BOT-BC29201  Acourtia microcephala John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CAS-BOT-BC29204  Acourtia microcephala Carl Epling; Nesta Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA600214  Acourtia microcephala Steve Boyd, Lauren Raz 1997-5-28 9899 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SD37578  Acourtia microcephala Edith A. Purer 1931-5-8 Los Angeles Griffith Park. Comment
  CAS-BOT-BC133185  Adenostoma fasciculatum W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  CAS-BOT-BC133191  Adenostoma fasciculatum L. R. Abrams; I. L. Wiggins 1931-7-4 315 Los Angeles White's Landing, Santa Catalina Island Comment
  LA34176  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  RSA0115315  Adenostoma fasciculatum R. G. Swinney 2010-5-25 12915 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA390572  Adenostoma fasciculatum Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  RSA0035032  Adenostoma fasciculatum Paul Gripp 1951-5-11 s.n. Los Angeles Mulholland Drive, San Fernando Valley. 152 Comment
  SEINET6190161  Adenostoma fasciculatum G. B. Grant 1904-6-3 23 Los Angeles Pasadena Comment
  RSA0110207  Adenostoma fasciculatum var. fasciculatum Richard 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  LA103209  Adiantum capillus-veneris Barry A. Prigge; 1985-6-14 6413 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  UCR220181  Adiantum capillus-veneris R. G. Swinney, Jane Strong 2009-4-7 10306 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  POM875  Adiantum capillus-veneris M. M. Culter 1916-5-15 s.n. Los Angeles Claremont (cultivated) Comment
  CAS-BOT-BC65635  Adiantum jordanii L. R. Abrams; I. L. Wiggins 1931-7-6 368 Los Angeles Vicinity of Mosquito Harbor Comment
  LA200058  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2034 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  RSA599202  Adiantum jordanii L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Ravine extending west from West Debris Basin, Brown School for Girls. 396 Comment
  UCR159700  Ageratina adenophora Orlando Mistretta 1992-7-14 714 Los Angeles Transverse Ranges, San Gabriel Mtns: Gold Canyon Trail, Tujunga Ranger District 614 Comment
  CAS-BOT-BC29341  Ageratina adenophora P. H. Raven 1959-3-6 13829 Los Angeles Vavra Estate, West Los Angeles Comment
  CAS-BOT-BC29344  Ageratina adenophora Louis C. Wheeler 1932-7-9 954 Los Angeles Rogers Canyon, San Gabriel Mountains. 381 Comment
  RSA729415  Ageratina occidentalis R. G. Swinney 1998-10-3 7017 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 2012 Comment
  RSA748468  Agrostis R. G. Swinney, Cody Clarke 2001-8-22 8082 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  POM602920  Agrostis pallens L. C. Wheeler 1936-6-8 4130 Los Angeles Bell-W Fork San Dimas Canyon divide, San Gabriel Mountains. 884 Comment
  UC196656  Allium burlewii Fred E. Burlew June 1916 Los Angeles near top of Mt. San Antonio; Mt. San Antonio Comment
  SD262149  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn, S-facing slope onsouth side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. (Valyermo 7.5'Q) 1244 Comment
  LA33455  Allium haematochiton Henry J. Thompson; 1959-3-27 1882 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi. E of peak. 701 Comment
  RSA229213  Allium lacunosum var. davisiae Robert F. Thorne, C. W. Tilforth 1971-6-30 40799 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA330755  Allium monticola Wayne E. Sawyer 1981-6-16 35 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  SDSU11540  Allium praecox R. M. Beauchamp 1967-3-19 307 Los Angeles San Clemente Island Growing on east rim of canyon south of Wilson Cove Pier. Comment
  UCR118527  Allium vineale R. G. Swinney 1990-1 1594 Los Angeles South Hills, Glendora. Annually disced fields north of the E end of Fawn Valley Road. 256 Comment
  RSA702293  Allophyllum glutinosum Scott D. White, Pam De Vries 2004-5-18 10433 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA410090  Allophyllum glutinosum Slocum 1949-6-10 4252 Los Angeles Los Padres National Forest. 457 Comment
  UCR218013  Alnus rhombifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38569 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  SBBG72673  Amaranthus albus R. Hoffmann 1927-9-23 Los Angeles near Chandler's cottage, Ridge Route (US Hwy 99) Comment
  UCR252899  Amaranthus albus R. G. Swinney 2010-5-29 13395 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA0082904  Amaranthus blitoides Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3122 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along upper terrace overlooking the ocean. 39 Comment
  RSA0053801  Amaranthus muricatus A. C. Sanders, Lorraine Weller, Alejandra B. Martinez 2009-9-16 37183 Los Angeles Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  SDSU14843  Amblyopappus pusillus Patrick McConnell 2003-4-27 26 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south o f solar powered shack. 85 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
  RSA535332  Amblyopappus pusillus Timothy S. Ross 1991-5-20 5348 Los Angeles San Clemente Island: un-named knoll ca 5500 feet S of Wilson Cove Settlement; westernly slope 2500 ft NW of the 750' BM. 186 Comment
  RSA535692  Amblyopappus pusillus Timothy S. Ross 1991-5-22 5446 Los Angeles San Clemente Island. Spray [point], W side of island about 5300 feet N of El Point. Coastal terrace. 9 Comment
  HSC5654  Ambrosia acanthicarpa W. M. Kinch 1954-9-30 24 Los Angeles Padua Ave. N. Claremont; San Antonio Wash 335 Comment
  RSA518250  Ambrosia acanthicarpa A. C. Sanders 1987-12-4 7569 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport & Pershing Dr. 30 Comment
  UC202357  Ambrosia acanthicarpa H. M. Hall 1917-10-27 10579 Los Angeles Lancaster Antelope Valley Comment
  UCD128871  Ambrosia acanthicarpa Scott D. White 1997-11-5 6019 Los Angeles Malibu Coast; mouth of Trancas Canyon, north of Pacific Coast Hightway. 7 Comment
  UC557655  Ambrosia chamissonis Nell Murbarger 1936-4-1 162 Los Angeles San Clemente Island Comment
  UC75925  Ambrosia chamissonis Geo. B. Grant 1901-1-1 482 Los Angeles Redondo Comment
  LA31646  Ambrosia psilostachya Peter H. Raven; 1959-11-7 14733 Los Angeles 182 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  UCR124417  Amelanchier utahensis B. C. Templeton 1932-5-31 5057 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM1906  Amorpha californica var. californica O. W. Robinson 1916-4-7 s.n. Los Angeles Mtns above Claremont. (Johnson's Pasture) Comment
  SBBG98540  Amsinckia intermedia T. Ross 1991-5-21 5425 Los Angeles upper reaches of Box Cyn, SW side of island 365 Comment
  UCR95329  Amsinckia menziesii L. C. Wheeler 1967-4-30 9199 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  POM368390  Amsinckia tessellata N. C. Cooper 1949-4-19 3609 Los Angeles Mojave Desert, Lancaster, 762 Comment
  UCR255804  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 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
  RSA660850  Anagallis arvensis Darron David 1992-5-15 10 Los Angeles [Hacienda] Heights, 1.2 miles west of the intersection of Colima Rd. and Haliburton Rd. Clementina Dr. Comment
  RSA736150  Anagallis arvensis Rosemarie Zimmermann 1961-6-8 139 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  CAS-BOT-BC400326  Anemopsis californica Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  RSA747130  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  RSA624569  Anemopsis californica L. C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs 877 Comment
  RSA608934  Anthemis cotula L. C. Wheeler 1931-5-6 s.n. Los Angeles San Dimas: Puddingstone. Comment
  CAS-BOT-BC84665  Anthemis cotula J. Ewan 1931-7-31 4771 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles Comment
  UCR51865  Anthriscus caucalis Steve Boyd, T. Elias 1987-4-14 2046 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA656189  Anthriscus caucalis Joseph M. Keefe 1978-4-28 22835 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  SBBG83174  Antirrhinum coulterianum R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  JEPS6992  Antirrhinum coulterianum Frank W. Peirson 1918-6-12 188 Los Angeles Rubio Canyon foothills Rubio Canyon; San Gabriel Mountains Comment
  RSA425781  Antirrhinum coulterianum R. S. Woglum 1930-4-23 s.n. Los Angeles southern slope of the San Gabriel Mountains, hills south of Glendora Comment
  CATA908  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1749 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  POM18239  Antirrhinum nuttallianum subsp. subsessile Philip A. Munz 1923-4-11 6766 Los Angeles Hay Ranch, San Clemente Island Comment
  RSA232825  Aphanisma blitoides R. F. Thorne 1966-4-16 36044 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA714521  Aphanisma blitoides A. C. Sanders 2005-4-8 29323 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SD66896  Aphanisma blitoides R. Mitchel Beauchamp 1967-3-17 240 Los Angeles San Clemente Island, east of Wilson Cove Comment
  RSA187917  Apiastrum angustifolium R. F. Thorne 1966-4-4 35752 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  UCR168282  Apiastrum angustifolium F. R. Fosberg 1931-3-31 S- 4428 Los Angeles Channel Islands, Santa Catalina Island, Avalon 8 Comment
  UC1870166  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains Region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road . The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. Comment
  RSA776480  Arabis platysperma var. platysperma Jane Tirrell 2011-7-25 LS- 36 Los Angeles Along use trail from mile marker 66.36 on Highway 2 to Windy Gap. 2252 Comment
  UCR150979  Arabis sparsiflora var. californica L. C. Wheeler 1968-5-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: NW slope of Smith Mountain, along Bear Creek Trail 1220 Comment
  SEINET10532882  Araucaria bidwillii David B. Dunn 1939-10-18 Dunn UMO 46543 Los Angeles Tree growing along Sunset Blvd. near Beverly Hills Hotel. 213 Comment
  SEINET10532884  Araucaria cunninghamii David B. Dunn 1939-10-25 Dunn UMO 46545 Los Angeles Cult. tree at Colorado Blvd. and Orange Dr., Pasadena, California. Comment
  RSA612293  Arbutus menziesii L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Rincon Canyon at Pine Mt. Truck Trail. 731 Comment
  UCR189705  Arceuthobium californicum R. G. Swinney 1998-7-24 6575 Los Angeles San Gabriel Mtns., west-facing slope of Pine Mountain, c. 1/2 mile south of Fish Fork Trail crossing of Pine Mtn. Ridge 2043 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
  CAS-BOT-BC23867  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5582 Los Angeles Santa Catalina Island, NE side of Black Jack Mt., junction of Whites Landing and Airport raod. 365 Comment
  CHSC90067  Arctostaphylos glandulosa D. G. Miller III 2001-5-21 Los Angeles UCLA Student Ranch in the Santa Monica Mts. Comment
  RSA517113  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross 1990-5-14 2468 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  CAS-BOT-BC23062  Arctostaphylos glandulosa subsp. mollis Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Love Comment
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  CAS-BOT-BC39302  Arctostaphylos glauca Alice Eastwood 1919-5-29 8985 Los Angeles San Gabriel Canyon Comment
  RSA631481  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15972 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631522  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15658 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631536  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16013 Los Angeles Whitaker Peak, northwestern San Gabriel Mountains. Comment
  RSA631538  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15763 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631641  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15636 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  UCSB9356  Arctostaphylos glauca Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, ten miles north of Castaic, Calif. on Highway (Fed) 99; Tehachapi Mt. Range; Pacific Ocean drainage area 822 Comment
  RSA634934  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20238 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635275  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20638 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  SBBG121869  Arenaria macradenia var. arcuifolia A. Parikh, N. Gale 2005-5-17 770 Los Angeles 2.4 km S of California Aqueduct, 4.8 km W of St Hwy 14, N Sierra Pelona 1035 Comment
  RSA791805  Argyranthemum foeniculaceum R. E. Riefner Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 miles from Paseo del Mar St. at Palos Verdes Dr. West. 90 Comment
  UC1215219  Artemisia californica Peter H. Raven 1962-7-10 17966 Los Angeles on rocky walls in upper reaches of Cave Canyon (large canyon draining sw from Thirst); San Clemente Island Comment
  UC29661  Artemisia californica J. H. Barber 1897-9-19 284 Los Angeles Santa Monica Exp't Station Comment
  RSA626045  Artemisia douglasiana Scott D. White 1994-7-14 2252 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  RSA48852  Artemisia tridentata subsp. parishii J. C. Roos 1949-11-24 4699 Los Angeles 8 or 9 miles W of Lancaster. 732 Comment
  UCR158441  Artemisia tridentata subsp. parishii David Charlton 1991-6-6 5646 D Los Angeles Western Mojave Desert, Edwards Air Force Base, South Track Well Field, 0.25 mi. north of water tank on unpaved road 701 Comment
  CAS-BOT-BC97336  Artemisia tridentata subsp. tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  UCR240025  Artemisia tridentata var. parishii R. G. Swinney 2009-11-13 11599 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  POM123195  Arthrocnemum subterminale Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  SBBG131550  Arundo donax S. A. Junak 1999-7-16 SCa 1060 Los Angeles ca. 0.1 mi inland from mouth of Cottonwood Cyn, N side of cyn 7 Comment
  UC1584912  Asclepias californica Tim Ross, Steve Boyd 1991-7-24 5640 Los Angeles nne slope Grantite Mountain; Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  UCR47378  Asclepias californica David Charlton 1986-6-15 263 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  SD69727  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, on talus from mine shaft above upper end of Renton Mine road 274 Comment
  UC1063755  Aspidotis californica Jerome S. Horton 1936-4-2 266 Los Angeles trail to flumes San Dimas Canyon; Pomona Quadrangle, San Dimas Watershed 609 Comment
  UC42404  Aspidotis californica O. D. Allen 1884-9-29 8 Los Angeles at base of San Gabriel Mts Little Santa Anita Canyon; San Gabriel Mts Comment
  RSA0011736  Asplenium vespertinum F. W. Peirson 1919-12-28 1520 Los Angeles Middle Eaton Canyon, south face of San Gabriel Mts. 610 Comment
  RSA608442  Aster greatae L. C. Wheeler 1932-9-30 1414 Los Angeles 1/4 mi. below falls, Fish Canyon, San Gabriel Mts. 335 Comment
  LA31684  Aster subulatus var. ligulatus Henry J. Thompson; 1959-11-23 3004 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, Lower Franklin Canyon Reservoir, NE shore. 167 Comment
  RSA417653  Aster subulatus var. ligulatus H. L. Bauer 1929-09 379 Los Angeles Long Beach 30 Comment
  RSA496675  Astragalus didymocarpus var. didymocarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7757 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA226012  Astragalus douglasii var. douglasii R. F. Thorne, C. W. Tilforth 1971-6-29 40668 a Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  RSA641083  Astragalus douglasii var. douglasii Orlando Mistretta 1994-8-4 1453 a Los Angeles Horse Canyon shooting area. Comment
  RSA415510  Astragalus gambelianus M. B. Dunkle 1930-3-30 2152 Los Angeles Santa Catalina Island, Moonstone Beach. Comment
  RSA599466  Astragalus gambelianus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9485 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CAS-BOT-BC187069  Astragalus lentiginosus H. M. Hall 1899-6-1 s.n. Los Angeles Swarthout Canon [Canyon], San Antonio Mt. Comment
  POM128983  Astragalus trichopodus F. M. Reed 1909-7-2 2808 Los Angeles Pebbly Beach Road, Santa Catalina Island 15 Comment
  SD234387  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range / Santa Clara River Watershed: Off-haul Canyon between San Martinez Grand Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur. 305 Comment
  UC917870  Astragalus trichopodus Frank W. Gould 1944-3-26 2181 Los Angeles Palos Verde Hills near Walteria; Palos Verde Hills near Walteria Comment
  RSA2567  Astragalus trichopodus P. A. Munz 1918-4-30 2095 Los Angeles South Hills, Pomona Comment
  RSA526480  Astragalus trichopodus T. S. Ross 1991-2-24 4320 Los Angeles Whittier Hills (Puente Hills, pro parte). 293 Comment
  CAS-BOT-BC194037  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  CAS-BOT-BC194042  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 miles west of Middle Ranch turn-off, Santa Catalina Island Comment
  RSA156059  Astragalus trichopodus var. lonchus P. H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch. 244 Comment
  JEPS85141  Astragalus trichopodus var. phoxus Roy E. Buck, Rexford Palmer 1989-4-27 1219 Los Angeles 7 air km nw Castaic (ca 2.8 air km se of Townsend Peak summit, betwn lanes of Interstate 5 near nw end of crossover section, +/- on ridge btwn Violin Canyon & cyn to ne); se of Townsend Peak summit, nw of Castaic 640 Comment
  RSA169147  Astragalus trichopodus var. phoxus E. C. Twisselmann 1964-6-10 9624 Los Angeles Old highway 101, 0.5 miles NW of Gorman. 1189 Comment
  SD113696  Astragalus trichopodus var. phoxus Darley F. Howe 1947-5-3 1551 Los Angeles Mint Canyon, Mohave Desert Comment
  RSA187741  Atriplex californica R. F. Thorne 1966-4-5 35837 Los Angeles Santa Catalina Island, along stream in Cottonwood Canyon 107 Comment
  RSA188193  Atriplex californica R. F. Thorne, P. Everett 1965-6-23 34398 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  UC110271  Atriplex californica Katharine Brandegee 1893-10-15 Los Angeles Redondo Comment
  UCR272742  Atriplex californica M. B. Dunkle 1939-4-5 7275 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  SEINET3930637  Atriplex canescens Grant D. Brown 1950-3-31 529 Los Angeles 2 miles S. of Caswell on highway #99.; 0 Comment
  UC472165  Atriplex canescens J. Ewan 1931-11-11 5298 Los Angeles Del Valle , Del Valle (Santa Clara River Valley) Comment
  UC7056  Atriplex canescens J. Burtt Davy May 9 1896-May 24 1896 2286 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  POM278671  Atriplex canescens subsp. canescens Grant D. Brown 1949-11-7 423 Los Angeles 6 mi. W of Jackson Lake on Big Pines-Valyermo Road 1706 Comment
  UCR146258  Atriplex glauca Steve Boyd, Lauren Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, Southern base of the Sierra Pelona Ridge, Crown valley just NW of Governor Mine, c. 0.8 mi N of Sierra Hwy along Crown Valley Road 988 Comment
  CLARK-A1528-2536  Atriplex lentiformis subsp. breweri John C. Roos 1942-9-12 1724 Los Angeles Santa Monica 15 Comment
  SBBG12209  Atriplex leucophylla E. R. Blakley 1961-9-23 4731 Los Angeles base of Ballast Pt Comment
  POM279020  Atriplex nummularia Grant D. Brown 1945-11-24 445 Los Angeles Playa del Rey. 30 Comment
  SEINET3860089  Atriplex suberecta R. G. Swinney 2009-3-16 10128 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, 400 m NW of River Bike Path parking lot at Hwy 39.; 0 227 Comment
  UCR238072  Atriplex suberecta Mark A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  RSA385381  Avena barbata Edith A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Near Torrance. Comment
  LA201805  Avena fatua Arthur C. Gibson; 2001-4-20 4257 Los Angeles Comment
  SEINET10868752  Avena fatua Amelia F. Eby Eby s.n. Los Angeles Comment
  CAS-BOT-BC53696  Azolla filiculoides Peter Raven 1962-5-22 17853 Los Angeles Channel Islands, Santa Catalina Island - Middle Creek about 1 mile below Ranch. Comment
  UC812938  Azolla filiculoides P. A. Munz May 1921 4554 Los Angeles hills s of San Dimas Comment
  RSA418216  Baccharis douglasii H. L. Bauer 1929-09 376 Los Angeles Long Beach 30 Comment
  CAS-BOT-BC98159  Baccharis salicifolia Peter H. Raven 1957-9-21 11348 Los Angeles Pacific Palisades, along ocean cliffs Comment
  OBI16946  Baccharis salicifolia Unknown 1960-3-29 Los Angeles Chatsworth lakeside 274 Comment
  POM350359  Baccharis salicifolia Howard Mullins 1931-3-7 s.n. Los Angeles one mile above Switzer's landing Comment
  RSA178082  Baccharis salicifolia R. F. Thorne, J. Henrickson 1963-5-5 32312 Los Angeles Upper part of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA652693  Baccharis salicifolia Phillip Robinson 1991-5-9 348 Los Angeles Sycamore Canyon 0.25 miles south of Beverly Blvd & Workman Mill Road. 0.75 miles east of Workman Mill Rd on trail into canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  RSA657209  Baccharis salicifolia Joseph M. Keefe 2001-1-19 30995 a Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  UCD129482  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1959-2-15 13921 Los Angeles Santa Monica Mountains. Beverly Glen Boulevard 2.6 miles north of Sunset Boulevard. 213 Comment
  CATA3170  Bassia hyssopifolia Amy Catalano 2016-8-25 151 Los Angeles Santa Catalina Island: Pebbly Beach Road, along concrete between road and ocean shoreline 5 Comment
  OBI6014  Berberis nevinii Carl B. Wolf 1927-1 Los Angeles Comment
  RSA188924  Beta macrocarpa R. F. Thorne, P. C. Everett 1965-6-23 34953 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  CDA10521  Bidens laevis J. B. Cook, C. Siebe 1960-7-1 Los Angeles West side of Rosemead, just opposite weir on Legg Lake. 0 Comment
  CAS-BOT-BC101988  Bidens pilosa David D. Keck 1932-10-10 1947 Los Angeles South Pasadena Comment
  UC905456  Bloomeria crocea Ira W. Clokey, B. Templeton 1929-5-1 4543 Los Angeles Mandeville Canyon Santa Monica Mountains (ridge) 500 Comment
  POM308892  Bloomeria crocea Kay H. Beach 1942-5-29 626 Los Angeles Near water tank above the San Dimas SRE. San Dimas Experimental Forest, U.S. Forest Dept. Comment
  RSA659577  Bloomeria crocea var. crocea Brian McColgan 1988-5-14 14 Los Angeles 1 mile N of Padua on Mt. Blady Rd. Comment
  RSA0128742  Boechera californica Robert M. Perkins 1937-4-2 310 Los Angeles San Gabriel Canyon. Comment
  RSA0128767  Boechera californica R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41613 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA0128796  Boechera californica Orlando Mistretta, Christine Mistretta 2008-4-17 2478 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA643404  Boechera californica Orlando Mistretta 1993-5-20 842 Los Angeles Glendora Mountain Road, west of Cow Canyon Saddle. 1368 Comment
  LA204237  Boechera pulchra O. A. Plunkett; 1926-4-13 sn Los Angeles San Gabriel Mountains, Devil's Punch Bowl, Little Rock Comment
  RSA0129392  Boechera xylopoda R. G. Swinney 1998-6-12 6961 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  UCD169667  Bolboschoenus robustus Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. 116 Comment
  CDA30839  Bothriochloa barbinodis M. O'Brien 2010-8-26 MOB 10 -03 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA6056  Bothriochloa barbinodis C. B. Wolf 1932-10-3 4206 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  SFV22121  Bowlesia incana V. Soza, L. Gross, B. Hogshead 2001-4-26 1183 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. North-northwest-facing, shady, moist slope. 473 Comment
  UC1870168  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  POM19218  Bowlesia incana P. A. Munz 1923-4-9 6643 Los Angeles San Clemente Island. 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
  CATA1081  Brachypodium distachyon Mark L. Hoefs 1995-5-16 2031 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  UCR108416  Brassica geniculata Jeanne Gural, V. Soza 1997-3-26 17 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  RSA0042799  Brassica nigra Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Max Silvernale's. 274 Comment
  RSA162716  Brassica rapa J. D. Olmsted 1958-5-8 127 Los Angeles Along San Antonio Creek in Balnchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  RSA482916  Brassica rapa Jennie Alberts 1884-5-3 s.n. Los Angeles University Campus, West Los Angeles. Comment
  RSA482918  Brassica rapa F. R. Fosberg 1930-6-26 S- 3077 Los Angeles Lower Ballona Creek 5 Comment
  CAS-BOT-BC100421  Brickellia californica F. Grinnell Jr. 1917-9-2 s.n. Los Angeles Pine Flat near Mt. Islip, San Gabriel Mountains Comment
  RSA188162  Brickellia californica R. F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  UC73939  Brickellia californica J. Q. Adams 1905-1-1 20 Los Angeles Soldiers' Home Comment
  UCR70777  Brickellia nevinii Anstruther Davidson 1912-1 2911 Los Angeles Hollywood Hills Comment
  RSA3606  Brodiaea jolonensis Carl B. Wolf 1932-5-13 3623 Los Angeles Santa Catalina Island. 3.5 mi (by road) from Avalon on way to Isthmus. 365 Comment
  SBBG109034  Brodiaea kinkiensis S. A. Junak 1996-5-30 SCl 554 Los Angeles Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  SD66872  Brodiaea kinkiensis R. Mitchel Beauchamp 1967-6-3 548 Los Angeles In field southeast of Lemon Tank, San Clemente Island. Comment
  CAS-BOT-BC149343  Bromus arizonicus John Thomas Howell 1956-3-21 31124 Los Angeles Foothill Boulevard and Williams Street, west of Claremont. Comment
  CAS-BOT-BC221626  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0103371  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  UCR277073  Bromus carinatus R. G. Swinney 2011-6-7 15105 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  POM222506  Bromus carinatus var. carinatus L. C. Wheeler 1936-5-6 4099 Los Angeles Edge of San Gabriel Mountains, 0.5 mile E Liveoak Canyon 419 Comment
  RSA579431  Bromus carinatus var. carinatus Timothy S. Ross 1994-5-31 7962 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA641521  Bromus carinatus var. carinatus L. C. Wheeler 1967-9-5 10691 Los Angeles Lupine Campground, Prairie Fork; T3N R8W S24 1982 Comment
  SEINET943644  Bromus carinatus var. carinatus Steve Boyd, Walter Appleby 1993-1 8164 Los Angeles Western San Gabriel Mountains, N. of Sylmar and S. of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon; Rancho Santa Ana Botanic Garden 792 Comment
  UC934048  Bromus carinatus var. carinatus H. L. Cogswell 1951-5-8 97 b Los Angeles 2/3 mi n of San Dimas Foothill Co. Park (base of San Gabriel Mountains, plot 2); San Gabriel Mountains Comment
  CHSC8366  Bromus diandrus Edward L. Smith 1957-5-7 53 Los Angeles At Pomona College, Claremont. 365 Comment
  RSA0087238  Bromus diandrus R. G. Swinney 2010-4-28 12381 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA747398  Bromus diandrus R. G. Swinney 2008-6-9 8958 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA787203  Bromus diandrus J. D. Olmsted 1962-4-30 415 -B Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SBBG56612  Bromus diandrus R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  UC1131141  Bromus diandrus A. D. Gifford 1935-4-30 641 Los Angeles 6 mi wsw of Manzana 1005 Comment
  POM363867  Bromus hordeaceus Dayton, Miss Dayton 1925-4-15 s.n. Los Angeles Baldwin Hills 1 mile E of Culver City. Comment
  POM363870  Bromus hordeaceus H. L. Bauer 1931-4-1 sn. Los Angeles Santa Suzana Pass. [Santa Susana] Comment
  LA13834  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-10-27 82 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. West of women's P.H. field. Comment
  LA33359  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1959-5-5 14147 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1). Comment
  SBBG80213  Bromus maritimus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher Comment
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May 19 2014
  SBBG44381  Bromus rubens G. Sphon, D. Hearn -May-1956 23 Los Angeles Black Butte Comment
  UCR272360  Bromus tectorum R. G. Swinney 2011-6-20 15225 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  SEINET239043 Image available Bromus trinii A. C. Sanders, D. Maueg; K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains; Soledad Pass area at north foot of mtns. ca. 5 miles SW of Palmdale along SCE Mesa-Vincent Subs 1000 Comment
  RSA653686  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  RSA232801  Calandrinia ciliata R. F. Thorne 1966-4-16 36072 a Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  SD69024  Callitriche marginata Robert F. Thorne, D. Propst 1968-5-29 37697 Los Angeles Santa Catalina Island, margin of south end of Hay Press Reservoir. 405 Comment
  CAS-BOT-BC487468  Calochortus albus Joseph Andorfer Ewan 1933-7-4 7860 Los Angeles E Fork Santa Anita Canyon; San Gabriel Mts. 1066 Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  UCR155127  Calochortus clavatus A. C. Sanders 2005-5-5 29923 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA0114766  Calochortus clavatus var. gracilis Anuja Parikh, Nathan Gale 2003-4-19 1741 Los Angeles WTR, N of Santa Clara River, 1 km E of intersection of Bouquet Canyon Road and Newhall Ranch Road. 405 Comment
  RSA627539  Calochortus clavatus var. gracilis Sandy Leatherman, Brian Daniels 1998-5-8 3 Los Angeles Santa Monica Mountains: S of Woolsey Canyon Road, down the existing dirt road. 366 Comment
  RSA70526  Calochortus invenustus Frank W. Peirson 1922-7-5 3188 Los Angeles Mountain north of Big Pines 2286 Comment
  UC1601656  Calochortus invenustus I. M. Johnston 1917-7-4 1397 Los Angeles s slope Baldy; San Antonio Mountains 2286 Comment
  UC1134464  Calochortus kennedyi A. D. Gifford 1935-5-14 715 Los Angeles 3 1/2 mi e of Manzana; California Forest Experiment Station 975 Comment
  RSA706433  Calochortus palmeri var. palmeri LeRoy Gross 2005-6-23 2375 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. Near 34.37623N, 117.98289W. Juniper Hills 7.5 Quad. 1580 Comment
  UCR281597  Calochortus plummerae R. G. Swinney 2014-6-5 16698 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA678119  Calochortus splendens Valerie L. Soza, LeRoy Gross 2001-5-22 1236 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 686 Comment
  CAS-BOT-BC132519  Calochortus striatus James L. Reveal 1988-5-17 6796 Los Angeles Antelope Valley, along G Street 0.2 mile east of G Street on the south side of the highway and General W.J. Fox Airport, about 5.5 air miles west-northwest of Lancaster 731 Comment
  RSA23636  Calochortus striatus Theodore Payne 1939-5-19 9504 Los Angeles West Mojave Desert, Antelope Valley, Lancaster. 762 Comment
  SFV20976  Calochortus venustus L. Gross, V. Soza 2003-5-15 921 Los Angeles Verdugo Mountains Northwest side of mountains. Crestline Drive (fire road) just north of 210 Freeway. Enter on the west side at Topley Lane off of Newhome Ave. in Sunland. 518 Comment
  RSA710182  Calycoseris parryi LeRoy Gross 2005-5-3 2218 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
  UCR270897  Calyptridium monandrum R. G. Swinney 2011-4-20 14430 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA158256  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-7-12 18030 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  UCR231071  Calystegia macrostegia subsp. arida Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  UCR280767  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-19 16565 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SBBG131747  Calystegia macrostegia subsp. cyclostegia S. A. Junak 1999-4-23 SCa 856 Los Angeles S side of island, W facing ridgetop, below Triangulation Point "Granite" 341 Comment
  HSC6378  Calystegia macrostegia subsp. intermedia David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA394913  Calystegia macrostegia subsp. intermedia Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  SBBG119347  Calystegia macrostegia subsp. intermedia V. Soza with L. Gross 2001-5-14 1211 Los Angeles above Santa Anita Cyn, ca. 0.5 mi WNW of the Santa Anita Dam; T1N R11W S10, W/2, NW/4, SW/4 762 Comment
  UC1871229  Calystegia macrostegia subsp. intermedia T. S. Ross, Walter Appleby 1993-5-19 7177 Los Angeles Transverse Ranges: San Gabriel Mtns region; Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W T3N, NE/4 SW/4 SW/4 NW/4 sect. 15; ca 2,640 ft. elevation. 804 Comment
  RSA722323  Calystegia malacophylla subsp. pedicellata Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  RSA0011530  Calystegia occidentalis subsp. fulcrata Orlando Mistretta, Christine Mistretta 2011-6-23 5730 Los Angeles San Gabriel Mountains: Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  JEPS31639  Calystegia peirsonii F. W. Peirson 1927-5-21 7301 Los Angeles Rock Creek , Rock Creek (San Gabriel Range) 1524 Comment
  CAS-BOT-BC215911  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-24 7851 Los Angeles North slopes draining toward Elizabeth Lake, south slopes toward Green Valley, Northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  RSA394834A  Calystegia soldanella E. A. Purer 1931-8-4 14528 Los Angeles Hollywood by the sea. Comment
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Jul 18 2012
  UCR126583  Camissonia bistorta A. C. Sanders 2003-5-22 26825 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
  RSA225715  Camissonia californica Robert F. Thorne, A. C. Gibson 1971-5-22 39705 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA466150  Camissonia californica L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  RSA144784  Camissonia campestris subsp. campestris E. G. Linsley, J. W. McSwain 1960-5-3 60 -41 Los Angeles Along state Highway 138, 0.5 miles east of Gorman-Lancaster junction. Comment
  RSA23597  Camissonia campestris subsp. campestris R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  RSA614332  Camissonia campestris subsp. campestris Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  SBBG17255  Camissonia campestris subsp. campestris K. A. Wilson 1962-5-12 1267 Los Angeles Antelope Valley, 2 mi W of Littlerock on Hwy 138 Comment
  UCR233752  Camissonia cheiranthifolia Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  RSA454039  Camissonia cheiranthifolia subsp. suffruticosa T. S. Clare 1929-2-15 s.n. Los Angeles El Segundo. Comment
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Feb 25 2017
  UCR79375  Camissonia confusa Steve Boyd, Orlando Mistretta 1993-5-18 8149 Los Angeles W San Gabriel Mtns, N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (36N4) 915 Comment
  VVC3370  Camissonia contorta Tim Thomas 1973-4-24 11 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
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Jun 24 2020
  RSA659807  Camissonia guadalupensis subsp. clementina Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 103 Los Angeles San Clemente Island. Comment
  RSA547429  Camissonia hirtella Tim S. Ross 1992-5-17 6355 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 166 degrees SSE, ca 370m distant from the mouth of Shoemaker Canyon 637 Comment
  RSA748331  Camissonia hirtella Justin M. Wood 2009-6-1 782 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR189852  Camissonia hirtella R. G. Swinney 1998-7-27 6507 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA612280  Camissonia micrantha Louis C. Wheeler 1934-4-22 2536 Los Angeles W side 'Big Santa Anita Canyon, San Gabriel Mts. 488 Comment
  UCR206508  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36945 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  POM126851  Camissonia pallida subsp. pallida Jos. Burtt Davy 1896-05 2529 Los Angeles Antelope Valley. Comment
  RSA590916  Camissonia pallida subsp. pallida Orlando Mistretta 1994-4-12 1006 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1006 Comment
  UCR264439  Camissonia palmeri John F. Green 2008-3-26 308- 04 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  SBBG60517  Camissonia strigulosa R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SEINET2054746  Camissonia strigulosa George K. Helmkamp, E. A. Helmkamp 1998-5-21 4041 Los Angeles Western Mojave Desert; Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1097 Comment
  UCR270947  Camissoniopsis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14326 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  OBI70945  Camissoniopsis bistorta Steve Boyd, Lauren Raz 1997-3-25 9271 Los Angeles Liebre Mts Region. Knapp Ranch area at upper end of Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre Mtn, flats and slopes just NE of ranch compound 1061 Comment
  RSA0113487  Camissoniopsis micrantha Lyman Benson 1945-5-11 11691 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  PASA445  Canbya candida Frank W. Peirson 1926-4-26 Los Angeles 6 miles west of Rock Creek (old road). Mohave desert Comment
  RSA530916  Cannabis sativa Walter Kelley 1971-5-26 4 Los Angeles In Stunt Canyon. Santa Monica Mountains. Comment
  POM214457  Cardamine oligosperma L. C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  CDA6906  Carduus tenuiflorus George Garrettson 1955-4-29 s.n. Los Angeles Dudley Philips Ranch (Superior Dairy pasture) near Masonic Home, Covina. 0 Comment
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 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
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Sep 12 2018
  RSA0065711  Carex alma Justin M. Wood 2011-7-7 4339 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA225666  Carex alma Robert F. Thorne 1971-5-22 39721 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC822622  Carex alma Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Secco 975 Comment
  SEINET7549338 Image available Carex alma Louis C. Wheeler 1967-7-30 10266 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground. 1006 Comment
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA191154  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37195 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA229080  Carex heteroneura var. heteroneura Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38894 Los Angeles 1.3 mi SE of Dawson Saddle 2332 Comment
  RSA0105019  Carex leptopoda R. G. Swinney 2011-6-22 15275 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  POM47657  Carex multicaulis F. W. Peirson 1924-5-27 4626 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  RSA730084  Carex pellita R. G. Swinney, D. W. Larson 1999-5-29 7236 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
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Sep 30 2018
  UC212035  Carex pellita I. Johnston 1917-5-13 Los Angeles ditch along R.R., El Monte El Monte 83 Comment
  SBBG121658  Carex praegracilis S. D. White, A. Warniment 2006-7-7 11613 Los Angeles Gorman Crk, NE of Interstate 5 1037 Comment
  CAS-BOT-BC117939  Carex schottii George Bernard Grant 1904-4-5 3592 Los Angeles Pasadena Comment
  SD181805  Carex schottii Louis C. Wheeler 1973-7-15 Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  RSA364704  Carex senta T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UC72471  Carex senta W. H. Brewer 1861-2-19 218 Los Angeles near San Fernando Comment
  RSA776733  Carex spissa Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11682 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA748466  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8075 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  SEINET7577173 Image available Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel Mts., Angeles National Forest: Big, wet, sloping meadow at Big Pines. 2073 Comment
  CAS-BOT-BC115646  Carex triquetra Alfred James McClatchie 1893-3-25 s.n. Los Angeles Hillside in Pasadena. Comment
  RSA402600  Carpobrotus edulis Edwin Kline 1926-7-1 s.n. Los Angeles Redondo Beach. Comment
  UC2122929  Carpobrotus edulis S. B. Parish 1918-6-5 11886 Los Angeles Playa del Rey Comment
  LA210778  Castilleja affinis Peter H. Raven; Henry J. Thompson 1959-4-3 13921 Los Angeles SANTA MONICA MOUNTAINS, just E of Malibu Junction. 265 Comment
  RSA0073123  Castilleja affinis Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 34 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  OBI9681  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles N edge of Oak Flat public camp, Angeles Natl Forest, NW Los Angeles county, just off US hwy 99 853 Comment
  POM175584  Castilleja applegatei subsp. martinii E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA600352  Castilleja applegatei subsp. martinii Steve D. Boyd, Lauren Raz 1997-5-28 9887 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UC284890  Castilleja applegatei subsp. martinii P. A. Munz 1923-8-31 7686 Los Angeles ridge s of Swartout Valley; San Gabriel Mts. 2499 Comment
  RSA448677  Castilleja applegatei subsp. martinii Louis C. Wheeler 1932-4-16 626 Los Angeles W side Santa Anita Canyon, San Gabriel Mountains. 854 Comment
  UC1929832  Castilleja applegatei subsp. martinii Robert F. Thorne 1969-7-2 38208 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Charlton Flats burn (of 1954). Comment
  CATA648  Castilleja exserta Mark L. Hoefs 1991-4-18 1119 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  UC1409006  Castilleja exserta subsp. exserta G. Wallace and D. Wilken 1966-3-18 139 Los Angeles Russel Valley Simi Hills (just off the Ventura Freeway, in the Simi Hills) 274 Comment
  RSA774590  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2010-6-10 5299 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
  SD90316  Castilleja foliolosa Robert F. Thorne 1970-3-5 39351 Los Angeles Santa Catalina Island; NE slope of Blackjack Mt., at upper end of Swain's Canyon 395 Comment
  JEPS81755  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  POM219211  Castilleja foliolosa Louis C. Wheeler 1932-4-29 663 Los Angeles Thompson Wash 2 mi. NE La Verne. 373 Comment
  CAS-BOT-BC243784  Castilleja gleasoni Rimo Bacigalupi 1953-6-15 4204 Los Angeles On slopes just below summit of Mt. Gleason, 16.0 miles east of beginning of Mendenhall Ridge Forest Service Road, Angeles National Forest 2103 Comment
  JEPS89142  Castilleja gleasoni Hiller and Derby 1982-6-4 Los Angeles e of Bee Tree N. Trail, Chilao Flats; Chilao Flats Comment
  UC284278  Castilleja miniata P. A. Munz 1923-5-26 6864 Los Angeles Big Rock Creek; San Gabriel Mts. 1463 Comment
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Jan 31 2008
  HSC20575  Castilleja minor subsp. spiralis C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  POM4449  Castilleja minor subsp. spiralis I. M. Johnston 1917-5-13 983 Los Angeles El Monte. 91 Comment
  RSA582213  Castilleja minor subsp. spiralis Tim S. Ross 1992-7-26 6785 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  RSA638953  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  UCR273623  Castilleja minor subsp. spiralis R. G. Swinney 2011-6-15 15196 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UC1971338  Castilleja pilosa Louis C. Wheeler 1967-5-15 9606 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon. Comment
  RSA679965  Castilleja plagiotoma LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 848 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR197739  Castilleja plagiotoma Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 101 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  CAS-BOT-BC38143  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1990-5-31 2733 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gleason. 1847 Comment
  SD111602  Caulanthus amplexicaulis Wayne P. Armstrong 1982-6-26 Los Angeles Trail up south fork of Big Rock Creek; 2.0 km southwest of South Fork Campground. 1700 Comment
  UCR273544  Caulanthus amplexicaulis R. G. Swinney 2011-6-22 15263 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
  UCSB2280  Caulanthus coulteri B., K. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SFV22146  Caulanthus heterophyllus V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 771 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Alongside trail along south-southwest-facing slope. 518 Comment
  UC1211068  Ceanothus arboreus Huron H. Smith 1912-5-29 5019 Los Angeles Santa Catalina Island, Summit Road 335 Comment
  RSA729652  Ceanothus cordulatus R. G. Swinney 1998-7-2 6251 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA398872  Ceanothus crassifolius Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. 762 Comment
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Jun 16 2012
  RSA517129  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1990-5-14 2498 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1122 Comment
  RSA746796  Ceanothus crassifolius R. G. Swinney 2008-3-26 8570 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UC1211066  Ceanothus crassifolius Huron H. Smith 1912-5-29 5031 Los Angeles trail from summit Santa Catalina Isl. 365 Comment
  UCD111424  Ceanothus crassifolius James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mountains, in the San Fernando Valley. La Tuna Canyon Park about 1.2 miles up trail. Comment
  UC1071096  Ceanothus cuneatus var. cuneatus G. T. Nordstrom 1935-3-20 384 Los Angeles 1 3/4 mi e Mouth of Snowy Creek; Tejon quad, Santa Barbara Nat. For. 1036 Comment
  RSA781009  Ceanothus greggii R. G. Swinney 2009-5-28 10963 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC50156  Ceanothus integerrimus W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA399905  Ceanothus integerrimus Unspecified 1904-5-17 2555 Los Angeles Mt. Wilson. 1829 Comment
  CAS-BOT-BC50573  Ceanothus leucodermis L. R. Abrams 1906-7-19 s.n. Los Angeles Mount Wilson Trail 609 Comment
  RSA304774  Ceanothus leucodermis James R. Shevock 1971-3-15 787 Los Angeles Angeles Crest Hwy, Los Angeles 762 Comment
  RSA133808  Ceanothus megacarpus Peter H. Raven 1959-2-15 13788 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  RSA25588  Ceanothus megacarpus var. insularis Carl B. Wolf 1941-6-25 4192 Los Angeles Santa Catalina Island. Head of Avalon Canyon below the Wrigley Mausoleum. 122 Comment
  SD112040  Ceanothus megacarpus var. insularis Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, on east slope Black Jack Mountain on Airport Road. Comment
  CAS-BOT-BC50459  Ceanothus oliganthus Geo. B. Grant 1901-7-28 s.n. Los Angeles Sturtevant's Camp 1066 Comment
  LA45332  Ceanothus oliganthus Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR147802  Ceanothus oliganthus var. oliganthus Valerie Soza, Et al. 2000-6-27 1032 a Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  SEINET3836765 Image available Ceanothus parvifolius C. Epling, Wm Robison 1935-7-6 Los Angeles Gen. Grant Nat'l Park Comment
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Mar 9 2015
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  POM8741  Ceanothus spinosus P. A. Munz, R. D. Harwood 1920-5-15 3950 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  LA211132  Cedrus deodara Arthur C. Gibson; 2011-7-10 5349 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  UCD129953  Centaurea cineraria Robert F. Thorne; P. Everett 1965-5-11 34680 Los Angeles above summit road from Avalon to airport, Santa Catalina Island. Comment
  UCD148360  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles corner of Antwerp and Imperial Aves., Los Angeles. Comment
  UC176008  Centaurea eriophora A. Davidson, M. D. 2334 Los Angeles Highland Park Comment
  CAS-BOT-BC288832  Centromadia parryi subsp. australis Carl B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch, E of Long Beach 4 Comment
  CAS-BOT-BC179814  Centrostegia thurberi Roxana S. Ferris 1918-6-12 940 Los Angeles 5 miles S of Lancaster Comment
  RSA515168  Centrostegia thurberi Steve Boyd, Orlando Mistretta 1986-3-31 1542 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  SBBG62303  Centrostegia thurberi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCSB1363  Centrostegia thurberi Hawkins, L. 1956-4-13 Los Angeles 16 miles E of Little Rock on Rt. 138 Comment
  RSA675937  Cerastium glomeratum LeRoy Gross 2003-3-9 796 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR194769  Cerastium glomeratum Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 723 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA598253  Ceratonia siliqua R. G. Swinney 1989-8-6 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton Canyon Road, 1.0 miles NE of Glendora Mountain Road, 50 yards S of City Day Camp restroom 442 Comment
  SEINET238659  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mountains: brushy southeast facing slope on ridge ca. 3.5 miles northeast of Big Tujunga Dam just below VA 1305 Comment
  CAS-BOT-BC142109  Cercocarpus betuloides var. betuloides H. E. McMinn 1924-7-25 1332 Los Angeles Catalina Island Comment
  RSA317207  Cercocarpus betuloides var. betuloides Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Punchbowl Co. Park, along Loop trail Comment
  RSA588865  Cercocarpus betuloides var. betuloides Orlando Mistretta 1994-9-21 1485 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  SBBG70715  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UCSB2746  Cercocarpus betuloides var. betuloides Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 396 Comment
  CAS-BOT-BC137245  Cercocarpus betuloides var. blancheae H. E. McMinn 1924-7-25 1324 Los Angeles Catalina Island Comment
  RSA167833  Cercocarpus betuloides var. blancheae Robert F. Thorne 1964-2-6 33295 Los Angeles Santa Catalina Island. In Wild Boar Gully. 122 Comment
  RSA190892  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36874 Los Angeles Santa Catalina Island. In Wild Boar Gully. 122 Comment
  RSA208943  Cercocarpus betuloides var. blancheae Theadore H. Mortenson 1967-5-18 1518 Los Angeles Wild Boar Gully (Cercocarpus Arroyo), Santa Catalina Island 168 Comment
  CAS-BOT-BC279520  Chaenactis artemisiifolia Tim Ross; Orlando Mistretta 1993-5-27 7326 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 768 Comment
  RSA603327  Chaenactis artemisiifolia Scott D. White 1997-5-21 5215 Los Angeles San Gabriel River Canyon: N of Azusa; roadside along Highway 39 above San Gabriel Reservoir. 476 Comment
  SBBG65655  Chaenactis artemisiifolia M. N. Ackley -Jun-1926 274 Los Angeles Glendale 243 Comment
  UCR271847  Chaenactis artemisiifolia R. G. Swinney 2011-5-31 14900 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR194039  Chaenactis fremontii R. G. Swinney 1999-6-5 7262 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR127894  Chaenactis glabriuscula A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26097 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA598910  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. 0.4 mi. E of Glendora Mtn. Rd. 365 Comment
  RSA14210  Chaenactis glabriuscula var. lanosa C. B. Wolf 1926-4-3 196 Los Angeles 1/2 mile east of San Fernando Comment
  CAS-BOT-BC277829  Chaenactis santolinoides Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy. 2 near Camp Valcrest, San Gabriel Mts. 1828 Comment
  CHSC83982  Chaenactis santolinoides John Dittes 1990-6-20 136 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  RSA660166  Chaenactis santolinoides Orlando Mistretta 1992-5-25 440 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UC1119700  Chaenactis santolinoides A. D. Gifford 1935-3-29 525 Los Angeles 2 3/4 mi nne of Liebre Pk.; Tejon 1188 Comment
  UC1584220  Chaenactis santolinoides Tim Ross and Steve Boyd 1990-5-17 2592 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  PASA2198  Chaenactis stevioides Frank W. Peirson 1923-5-25 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  JEPS30565  Chaenactis xantiana Donald M. Kyhos 1957-4-30 57 -133 Los Angeles Gorman Comment
  UCSB7214  Chaenactis xantiana Wedberg, H. 1957-4-19 Los Angeles 0.5 mi. E. Pearblossom 914 Comment
  RSA592257  Chamaesyce albomarginata L. C. Wheeler 1967-5-12 9474 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA432400  Chamaesyce melanadenia E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  SEINET7063569  Chamaesyce polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  CDA4803  Chamaesyce prostrata L. C. Wheeler 1969-5-8 s.n. Los Angeles Sierra Madre Elementary School: 160 Canon Ave. Sierra Madre. . 0 Comment
  RSA641505  Cheilanthes covillei L. C. Wheeler 1967-8-25 10537 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  UCR143515  Chenopodium ambrosioides var. anthelminticum Freda Detmers 1928-4-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin, Los Angeles, Los Angeles River 122 Comment
  RSA0080391  Chenopodium berlandieri R. G. Swinney 2010-3-24 12042 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA706654  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25538 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  SBBG65293  Chenopodium berlandieri R. Hoffmann 1927-7-16 Los Angeles Chandler's Comment
  SDSU5584  Chenopodium californicum R. M. Beauchamp 1967-1-28 134 Los Angeles 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  UC452630  Chenopodium californicum C. F. Millspaugh 1920-1-15 4597 Los Angeles Swain's Canyon Santa Catalina Island Comment
  RSA0112059  Chenopodium californicum Steven A. Junak 2000-4-15 SCa- 1225 Los Angeles Santa Catalina Island. E of Lone Tree, just inland from S-facing bluff top. 408 Comment
  UCR84503  Chenopodium fremontii T. S. Ross 1990-8-17 3179 Los Angeles San Gabriel Mtns., S side of Prairie Fork, in the vicinity of Columbine Spring 2207 Comment
  UCR118599  Chenopodium rubrum David Charlton, Lew Heide 1991-9-19 5612 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  RSA729893  Chimaphila menziesii R. G. Swinney 1998-8-31 6861 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. West-facing slope. 2415 Comment
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Sep 13 2011
  UCR194585  Chimaphila menziesii R. G. Swinney 1998-8-31 6861 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  IRVC28395  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch Western Transverse Range 366 Comment
  SBBG128650  Chorizanthe parryi var. fernandina M. A. Elvin, C. Weigand 2003-4-8 2453 Los Angeles Newhall Ranch Commerce Center, confluence of Hasley Cyn and Castaic Crk, N of Hwy 126 319 Comment
  RSA65242  Chorizanthe procumbens F. W. Peirson 1920-4-26 4212 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  RSA711441  Chorizanthe spinosa LeRoy Gross 2005-5-19 2306 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
  POM307202  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2068 Los Angeles North Craig Ave., Altadena. Comment
  RSA512151  Chorizanthe staticoides S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA668668  Chorizanthe staticoides Steve Boyd, LeRoy Gross 2002-5-7 10433 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  RSA779655  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles Tick Canyon. 568 Comment
  SBBG125048  Chorizanthe staticoides A. Parikh, N. Gale 2010-5-5 3145 Los Angeles San Gabriel Valley, near SW corner of Santa Fe Dam, 0.4 km ENE of intersection of I-605 and Arrow Hwy 130 Comment
  UC1871297  Chorizanthe staticoides T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3901 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  UCR48575  Chorizanthe staticoides L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  SEINET10891359 Image available Chorizanthe staticoides Adolph D. E. Elmer Elmer 3689 Los Angeles Comment
  RSA748407  Chorizanthe watsonii Justin M. Wood 2009-6-1 784 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  CAS-BOT-BC248073  Chorizanthe xanti var. xanti Timothy S. Ross; Steve Boyd 1995-6-28 8618 Los Angeles Liebre Mountains. Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 722 Comment
  UC1980198  Chrysanthemum coronarium R. Old 2003-3-20 sn Los Angeles USA. CALIFORNIA. Los Angeles. Santa Monica / Los Angeles vicinity. Comment
  RSA330802  Chrysolepis sempervirens Wayen E. Sawyer 1981-7-24 105 Los Angeles San Gabriel Mtns, Angeles National Forest: Crest trail, 0.6 miles W of Mt. Hawkins. 2530 Comment
  SEINET7450594 Image available Chrysopsis sessiliflora I. W. Clokey, B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, mile above dam. 400 Comment
  UCR140595  Chrysothamnus nauseosus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 2 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  UCR18622  Chrysothamnus nauseosus J. D. Pinto, Greg Ballmer 1971-10-20 s.n. Los Angeles Western Mojave Desert, 4 mi north of Lancaster 701 Comment
  UCR194614  Chrysothamnus nauseosus R. G. Swinney 1998-8-13 6753 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  RSA603795  Cirsium occidentale L. C. Wheeler 1936-6-21 4167 Los Angeles Palmer Canyon, San Gabriel Mts. 701 Comment
  SD69453  Cirsium occidentale var. californicum Robert F. Thorne, P. Everett 1965-6-23 35015 Los Angeles Santa Catalina Island; Hamilton Canyon side north of Descanso Canyon. Comment
  UCR186667  Cirsium occidentale var. californicum A. C. Sanders 2006-5-16 32352 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  CAS-BOT-BC285595  Cirsium occidentale var. occidentale Le Roy Abrams 1901-4-1 1214 Los Angeles Ballona Harbor Comment
  UC469080  Cirsium occidentale var. occidentale C. F. Millspaugh 1920-3-25 4876 Los Angeles Gallagher's Canyon Santa Catalina Island, Gallagher's Canyon Comment
  CAS-BOT-BC286517  Cirsium undulatum 1945-6-25 s.n. Los Angeles Near Puente Comment
  UC1922761  Cirsium vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Transverse Ranges; Verdugo Mountains region; Mesa Lila Rd., SE side of Henderson Canyon. 427 Comment
  RSA584178  Cistus creticus T. S. Ross 1990-5-15 2526 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
  RSA762288  Cistus creticus Orlando Mistretta, Christine Mistretta 2008-5-5 2648 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  UCR229489  Clarkia Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  LA201898  Clarkia bottae Arthur C. Gibson; 2003-5-26 4909 Los Angeles 457 Comment
  POM153231  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Beverly Hills. 250 Comment
  RSA225731  Clarkia bottae Robert F. Thorne, Arthur C. Gibson 1971-5-22 39709 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA448247  Clarkia bottae E. A. Purer 1935-5-11 6584 Los Angeles Santa Monica Hills. Comment
  UCR159913  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  RSA582950  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA545315  Clarkia dudleyana Tim S. Ross 1992-5-17 6345 Los Angeles San Gabriel Mountains; near elbow of the E fork of the San Gabriel River. 260m W of the mouth of Cattle Canyon 576 Comment
  POM50317  Clarkia epilobioides L. R. Abrams 1901-6-4 1706 Los Angeles Los Tunas Canyon. Comment
  UCR214659  Clarkia purpurea A. C. Sanders, Dan S. Cooper 2010-4-30 38150 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR89976  Clarkia purpurea Scott D. White, Chet McGaugh 1995-6-6 3232 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  CAS-BOT-BC163698  Clarkia purpurea subsp. quadrivulnera James L. Reveal 1988-5-17 6790 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) Road and 3.3 miles southwest of Elizabeth Lake Road (County Road N2) in Leona Valley, at the junction of 1127 Comment
  UC1922653  Clarkia purpurea subsp. quadrivulnera Valerie Soza, Leland Lubinsky 2001-5-16 1225 Los Angeles Transverse Ranges; Verdugo Mountains region; Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 442 Comment
  SD3276  Clarkia purpurea subsp. viminea Ruth B. Randall 4/1925 213 Los Angeles Mint Canyon Comment
  RSA0055771  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA701182  Clarkia unguiculata Walter Wisura 2003-6-11 5168 Los Angeles Evey Canyon, off Mt. Baldy Rd. Comment
  UC1870247  Clarkia unguiculata LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1095 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of ... 457 Comment
  SEINET13386990 Image available Clarkia xantiana R. G. Swinney 2011-1 14922 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5' Q) 1096 Comment
  UCR149340  Claytonia exigua subsp. exigua R. G. Swinney 1998-4-14 5996 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  CAS-BOT-BC229144  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma 1608 Comment
  UCR190447  Claytonia parviflora R. G. Swinney 2000-5-6 7668 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
  SFV16100  Claytonia parviflora J. M. Kneitel 1995-4-9 25 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 915 Comment
  RSA653484  Claytonia parviflora subsp. parviflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 776 b Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  RSA578327  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1994-5-4 7653 Los Angeles Grass Mountain: gradual, grassy slope of easterly exposure, ca 70 m ENE of the summit. 1392 Comment
  UCR223604  Claytonia perfoliata R. G. Swinney 2009-6-8 11079 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  SD217355  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  UCR199863  Claytonia perfoliata subsp. mexicana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2457 Los Angeles Transverse Ranges, Verdugo Mountains, along the main crest, just west of a Radio Tower, between Sheep Corral Canyon drainage and Wildwood Canyon drainage 928 Comment
  RSA527823  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1990-6-18 3477 -B Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA126749  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-4-3 s.n. Los Angeles North slope near summit of Saddle Peak. 838 Comment
  RSA650471  Clematis lasiantha Shlomo Gat 1959-03 16 Los Angeles Mount Baldy. Comment
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Nov 17 2013
  UC853903  Clematis lasiantha E. Lloyd 1933-4-8 Los Angeles Santa Monica Mts., Temescal Canyon Comment
  RSA177844  Cleome isomeris R. F. Thorne, Percy C. Everett 1965-5-11 34649 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 61 Comment
  RSA440833  Cleome isomeris Reid V. Moran 1941-3-2 668 Los Angeles South of Wilson's Harbor, Santa Catalina Island. 25 Comment
  POM49532  Cleomella obtusifolia A. D. E. Elmer 1902-06 3629 Los Angeles Lancaster. Comment
  POM93626  Cleomella obtusifolia Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  LA52020  Collinsia heterophylla Henry J. Thompson; 1960-5-14 3061 Los Angeles Santa Monica Mountains, Saddle Peak, just E of peak 701 Comment
  RSA606991  Collinsia heterophylla Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  RSA408271  Collinsia heterophylla Geo. L. Moxley 1913-9-1 187 Los Angeles Santa Anita Canyon. Comment
  SDSU10583  Collinsia heterophylla R. M. Beauchamp 1967-3-18 269 Los Angeles Growing on grassy slopes of canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  RSA707807  Colutea arborescens Naomi Fraga, Bill Hogshead 2004-4-23 1101 Los Angeles Along the lower part of Josepine Peak Road near its intersection with Angeles Forest Hwy. 1098 Comment
  SD140113  Colutea arborescens Dennis Kucera 1992-6-4 92 1 Los Angeles San Gabriel Mountains, Santa Anita Canyon, junction of Sturdevant Falls Trail & the trail to Sturdevant Camp & Mt. Wilson, canyon floor in alluvium in shade or in full sun 548 Comment
  RSA188117  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, Percy C. Everett 1965-6-24 35032 Los Angeles Santa Catalina Island, W slope of Orizaba Mt. near upper end of Escondido Canyon, near spring and water pipe line to Rancho Escondido. 274 Comment
  SBBG31126  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne with M. Z. Thorne 1966-5-31 36419 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 487 Comment
  UCSC000505  Conium maculatum L. Crutcher 1933-6-21 s.n. Los Angeles low waste place, Seventh St. Bridge Seventh St. Bridge - Long Beach Comment
  SBBG95678  Constancea nevinii A. Liston, O. Mistretta, L. Rieseberg 1989-4-28 795 -2 Los Angeles China Cyn, central branch Comment
  UC1302309  Constancea nevinii Robert F. Thorne and P. C. Everett 1964-2-7 33444 Los Angeles above road to St. Catherine's Hotel; Santa Catalina Island, Avalon 7 Comment
  RSA503360  Convolvulus arvensis Steve Myers 1988-10-13 s.n. Los Angeles East Lancaster, at and near Little Rock Wash. between 40th St. E and 70th St. E., and between Ave. L and Ave. J. 732 Comment
  RSA755568  Conyza canadensis R. G. Swinney 2008-9-9 9330 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA412296  Cordylanthus rigidus subsp. setiger G. R. Johnstone 1929-7-14 s.n. Los Angeles Chaparral at La Crescenta Comment
  RSA412298  Cordylanthus rigidus subsp. setiger Francis W. Pennell, P. A. Munz 1940-8-24 26468 Los Angeles Gravelly soil along stream-course. Pomona College, Claremont. 366 Comment
  RSA549141  Cordylanthus rigidus subsp. setiger Tim S. Ross 1992-7-16 6698 Los Angeles San Gabriel Mountains: ridgeline between Iron Mountain and Condor Peak; 134 degrees SE, 1020m distant from Iron Mountain summit. 1479 Comment
  UC895122  Coreopsis bigelovii I. W. Clokey and B. C. Templeton 1930-4-8 4711 Los Angeles n of Elizabeth [Lake] 800 Comment
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Feb 18 2016
  CAS-BOT-BC105683  Corethrogyne filaginifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13755 Los Angeles North side of Saddle Peak, Santa Monica Mountains 822 Comment
  CATA1389  Corethrogyne filaginifolia Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2524 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  POM356113  Corethrogyne filaginifolia F. R. Fosberg 1931-9-16 5682 Los Angeles Baldwin Hills. 50 Comment
  POM356129  Corethrogyne filaginifolia Blanche Trask 1901-10 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0085029  Corethrogyne filaginifolia R. G. Swinney 2010-4-30 12447 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0116845  Corethrogyne filaginifolia R. G. Swinney 2010-10-5 13970 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA717790  Corethrogyne filaginifolia R. G. Swinney, Dave W. Larson 1996-7-17 5121 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  UC1119250  Corethrogyne filaginifolia P. L. Johannsen 1934-2-26 306 Los Angeles 1 1/4 mi sw San Fernando Pass; Santa Susana Quadrangle Comment
  RSA126676  Corethrogyne filaginifolia var. virgata Peter H. Raven 1959-9-27 14507 Los Angeles Sepulveda Canyon. (Lat. 34deg.N; Long. 118-119deg.W.) 244 Comment
  CATA2889  Cosmos bipinnatus Sara L. Crockett, Michael Daligdig 1996-11-4 22 Los Angeles Santa Catalina Island: Casino point and along walkway 4 Comment
  UCR205741  Cosmos bipinnatus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36989 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  SD253380  Cotula australis R. G. Swinney 2011-3-26 14222 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
  CATA3125  Cotula coronopifolia Amy Catalano 2016-5-25 130 Los Angeles Santa Catalina Island: Main riparian area to east of south end of Big Springs Road 66 Comment
  CAS-BOT-BC32983  Cotyledon nudicaule LeRoy Abrams 1902-7-4 2652 Los Angeles San Gabriel canon Comment
  RSA670307  Crassula connata Joseph M. Keefe 2001-3-19 31179 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  RSA599216  Crassula connata L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA599218  Crassula connata L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  SEINET10874356  Crassula tetragona Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4831 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA729880  Crepis acuminata subsp. acuminata R. G. Swinney 1998-9-7 6927 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  SBBG41342  Cressa truxillensis M. R. Benedict 1970-6-27 Los Angeles Little Harbor Comment
  SBBG78934  Cressa truxillensis F. R. Fosberg 1931-5-16 4880 Los Angeles Little Harbor 2 Comment
  UC1302358  Crossosoma californicum Robert F. Thorne and P. C. Everett 1964-2-6 33297 Los Angeles slope above Fourth of July Cove; Santa Catalina Island 30 Comment
  UC450806  Croton californicus Fay A. Macfadden 1931-3-29 26 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR172453  Crypsis schoenoides Anuja Parikh, Nathan Gale 2005-7-1 2121 Los Angeles Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 18 366 Comment
  SD232629  Cryptantha R. G. Swinney 2008-5-12 8834 Los Angeles San Gabriel Mtns.: east fork of Punchbowl Canyon near north boundary of Devils Punchbown Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
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Dec 6 2018
  UCR272580  Cryptantha R. G. Swinney 2011-6-7 15021 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
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Feb 19 2020
  SD104888  Cryptantha circumscissa Darley Howe 1979-4-30 5086 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  SD2533403  Cryptantha circumscissa R. G. Swinney 2011-4-1 14297 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
  UCD119611  Cryptantha circumscissa Steve Mason 1993-5-1 27 Los Angeles Sufur Springs Road, 200 feet up road from Angeles Creek Highway, restroom parking lot to left on edge of slope looking down at Angeles Crest Highway. 1798 Comment
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Dec 9 2014
  LA81967  Cryptantha clevelandii O. H. Kappler; 1943-5-23 468 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA188379  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-6-22 34887 Los Angeles Santa Catalina Island, upper end of Avalon Canyon along road 244 Comment
  UC78665  Cryptantha clevelandii T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  CATA1030  Cryptantha intermedia Mark L. Hoefs 1995-5-4 1951 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  POM64236  Cryptantha intermedia C. F. Baker 1904-5-5 4769 Los Angeles Claremont Comment
  RSA762349  Cryptantha intermedia R. G. Swinney 2009-3-6 10050 Los Angeles 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  SD139320  Cryptantha intermedia Jon Rebman 1996-4-26 3099 Los Angeles San Clemente Island; Knob Canyon on southeast side of island 199 Comment
  POM182805  Cryptantha intermedia var. intermedia Ernest Braunton 1903-03 837 Los Angeles Playa del Rey. 76 Comment
  IRVC29584  Cryptantha micrantha var. lepida A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26195 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA103221  Cryptantha microstachys Barry A. Prigge; 1985-6-14 6403 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  POM3959  Cryptantha microstachys M. Hitchcock 1918-7-3 13 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  UCR136829  Cryptantha microstachys John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SFV8262  Cryptantha muricata T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1619 Los Angeles San Gabriel Mountains Chilao Flat, along Chilao Creek. 1570 Comment
  UC306199  Cryptantha muricata D. L. Crawford 1916-3-1 Los Angeles above Claremont 914 Comment
  UC551789  Cryptantha muricata F. R. Fosberg 1932-6-8 10686 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  SBBG24810  Cryptantha muricata var. muricata R. N. Philbrick 1965-5-20 B 65 -1176 Los Angeles 1 mi E of Agua Dulce Rd and ca. 1 mi S of Antelope Valley Freeway 701 Comment
  JEPS116923  Cryptantha nevadensis David Gowen 2008-4-30 883 Los Angeles Southwest corner of Avenue D (Hwy 138) and 210th St. West. Comment
  RSA757199  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2008-4-7 2355 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  SBBG24518  Cryptantha nevadensis var. rigida R. N. Philbrick 1965-5-20 B 65 -1182 Los Angeles S fork of Little Rock Crk Comment
  UCR142733  Cryptantha nevadensis var. rigida P. A. Munz 1926-4-4 9986 Los Angeles Transverse Ranges; Liebre Mtns region, 1 mile north of Elizabeth Lake Comment
  RSA765199  Cryptantha oxygona Justin M. Wood 2010-5-10 1603 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR205843  Cryptantha oxygona R. G. Swinney 2008-5-8 8814 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
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Dec 4 2012
  RSA0079050  Cryptantha pterocarya var. pterocarya Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4981 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  CAS-BOT-BC224490  Cuscuta californica Louis C. Wheeler 1973-2-3 s.n. Los Angeles Venice Comment
  RSA409689  Cuscuta californica F. R. Fosberg 1930-6-23 S 2973 Los Angeles Del Rey. 2 Comment
  SEINET810016  Cuscuta californica Lewis S. Rose 1946-1 46235 Los Angeles Los Angeles County, s. slope of Cahuenga Peak, Los Angeles 304 Comment
  SD126006  Cuscuta californica var. californica A. C. Sanders 1987-7-22 7173 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  UC2026430  Cuscuta indecora var. indecora Louis C. Wheeler 1946-8-20 6226 Los Angeles 1 mile north of Covina. Comment
  UCR223293  Cuscuta subinclusa R. G. Swinney 2009-7-23 11380 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CDA3127  Cycloloma atriplicifolium Henson, Goodwin 1932-7-6 Los Angeles 0 Comment
  UC1595245  Cyperus eragrostis Tim Ross and Peter Fritsch 1990-6-20 3585 Los Angeles mouth of Burro Canyon (near confluence of E. and W. Forks of San Gabriel R.); San Gabriel Mts. 445 Comment
  UCR206157  Cyperus eragrostis R. G. Swinney 2008-5-30 8893 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA604482  Cyperus erythrorhizos L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  UCD169670  Cyperus esculentus Louis C. Wheeler 1967-9-18 s.n. Los Angeles South side Los Feliz Blvd. at Los Angeles River. 116 Comment
  CAS-BOT-BC113962  Cyperus odoratus Ernest Braunton 1902-7-1 578 Los Angeles LA River Comment
  CAS-BOT-BC113996  Cyperus parishii A. Davidson 1901-9-1 s.n. Los Angeles Rock Creek Comment
  CAS-BOT-BC227167  Cystopteris fragilis Timothy S. Ross; Steve Boyd 1994-5-4 7680 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  UCR205594  Cystopteris fragilis R. G. Swinney 2008-5-13 8860 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR256451  Cystopteris fragilis R. G. Swinney 2010-10-13 14013 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA506187  Datisca glomerata L. C. Wheeler 1967-8-1 10235 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  POM265696  Datisca glomerata J. C. Roos 1942-6-6 986 Los Angeles Placerita Canyon Comment
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  LA81973  Datura wrightii O. H. Kappler; 1941-4-8 192 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  RSA640822  Datura wrightii Louis C. Wheeler 1930-11-12 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
  RSA653523  Datura wrightii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 286 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  UCR143928  Datura wrightii A. C. Sanders, Lee Jones 2004-11-7 29027 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
  UC620085  Daucus pusillus F. R. Fosberg 1931-4-12 S 4573 Los Angeles near Newfish Point Santa Catalina Island 3 Comment
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Feb 20 2012
  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
  CAS-BOT-BC130910  Deinandra clementina Huron H. Smith 1912-5-31 5048 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  CAS-BOT-BC299301  Deinandra fasciculata Moxley; Grinnell 1916-6-15 484 Los Angeles Near Santa Susanna Pass Comment
  SFV5395  Deinandra kelloggii J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Near Pearblossom. Area later destroyed in construction of water project reservoir. 915 Comment
  UCR227566  Deinandra minthornii Naomi Fraga, Duncan S. Bell 2009-10-15 3159 Los Angeles Transverse Ranges; Santa Susana Mountains region, Simi Hills. north slope of Simi Peak 689 Comment
  RSA394514  Delphinium cardinale Robert L. Dressler 1949-6-19 898 Los Angeles SanDimas Wash, ca. 1 mile N of San Dimas. 671 Comment
  RSA0029742  Delphinium glaucum Robert F. Thorne 1971-8-25 41259 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA729366  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2247 Comment
  SBBG71720  Delphinium parishii subsp. parishii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA710809  Delphinium parishii subsp. parishii LeRoy Gross 2005-5-3 2241 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
  RSA678123  Delphinium parryi subsp. parryi Valerie L. Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  RSA400040  Delphinium patens subsp. hepaticoideum L. E. Hoffman 1929-5-15 s.n. Los Angeles Pacoima Canyon. Comment
  RSA0005315  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island: Mosquito-Pyramid Trail. Comment
  UC557813 Image available Delphinium variegatum subsp. thornei Nell Murbarger April 1936 49 Los Angeles Near mesa summit and on south end of island. San Clemente Island Comment
  LA97390  Dendromecon rigida Frank Almeda; Kei Nakai 1976-4-5 TCSP 7 7 76 Los Angeles Santa Monica Mountains, Santa Ynez Canyon 213 Comment
  RSA433217  Dendromecon rigida Bonnie C. Templeton, I. W. Clokey 1930-4-8 1061 Los Angeles San Francisquito Canyon, San Gabriel Mts. 900 Comment
  SEINET3347420 Image available Deschampsia danthonioides David Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert; Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA0115072  Descurainia pinnata subsp. menziesii Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1437 Los Angeles Santa Catalina Island. Ridgetop N of Deer Valley Reservoir, just E of Two Harbors. 229 Comment
  CAS-BOT-BC402268  Dicentra chrysantha Wesley O. Griesel 1961-8-9 s.n. Los Angeles Blue Ridge, San Gabriel Mts. 2225 Comment
  POM148897  Dicentra chrysantha C. F. Baker 1903-8-2 3459 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. 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
  CATA919  Dichelostemma capitatum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1767 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  RSA0042045  Dichelostemma capitatum R. G. Swinney 2010-3-10 11828 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SD139375  Dichelostemma capitatum subsp. capitatum Jon P. Rebman, Jonathan Dunn 1996-4-29 3115 Los Angeles San Clemente Island, Eel Cove and Eel Cove Canyon, on west side of island. In rocky canyon above wash. (IPB 3/08) 24 Comment
  UCR68918  Dichelostemma capitatum subsp. capitatum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4225 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM292882  Dichondra occidentalis Lyman Benson 1953-5-2 15107 Los Angeles Catalina Island. North face of Swain Canyon, Whites Landing 366 Comment
  RSA702217  Dieteria canescens var. canescens Scott D. White 2004-8-11 10695 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
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Aug 24 2013
  SEINET3927954  Digitaria ischaemum Louis C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon.; 0 366 Comment
  CAS-BOT-BC150256  Diplacus brandegeei Alice Eastwood 1904-5-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG12185  Distichlis littoralis E. R. Blakley 1961-9-23 4729 Los Angeles Ballast Pt, Catalina Harbor Comment
  CAS-BOT-BC195612  Distichlis spicata Geo. B. Grant 1904-5-14 6204 Los Angeles Playa del Rey Comment
  RSA750207  Distichlis spicata R. G. Swinney 2005-7-21 8318 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UC10265  Dithyrea californica J. B. Davy May 1896 2277 Los Angeles Lancaster Comment
  RSA724611  Dodecatheon clevelandii K. Dobry 1992-2-16 d- 1045 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  SBBG31341  Dodecatheon clevelandii subsp. insulare R. F. Thorne 1966-4-4 35776 Los Angeles Blue Cavern Pt 30 Comment
  POM50224  Dodecatheon clevelandii subsp. insulare L. W. Nuttall 1921-1 1028 Los Angeles Los Angeles. Hillside above Reservoir. Comment
  UC1244688  Dodecatheon clevelandii subsp. insulare R. O. Ornduff, Roy L. Taylor 1960-3-18 4380 Los Angeles hillside opposite power plant near Pebble Beach (Santa Catalina Island); , near Pebble Beach Comment
  POM366509  Drymocallis glandulosa var. reflexa F. R. Fosberg 1931-8-13 S- 5654 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  POM48460  Drymocallis glandulosa var. wrangelliana Philip A. Munz 1925-3-16 9359 Los Angeles Cobal Canyon, north of Claremont. 488 Comment
  SFV14651  Dryopteris arguta J. C. Dittes, C. Williams 1989-4-29 2 Los Angeles San Gabriel Mountains Upper Big Tujunga River (Wikiup), 0.3 (1/3) miles downstream from bridge to Camp Colby. Comment
  LA105035  Dudleya cymosa subsp. ovatifolia Peter H. Raven; Henry J. Thompson 1960-5-7 15325 Los Angeles Santa Monica Mountains, Arroyo Sequit, upper Arroyo Sequit 243 Comment
  RSA423501A  Dudleya cymosa subsp. pumila L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  SDSU21069  Dudleya cymosa subsp. pumila Ian Cain, Natasha Bartely 2010-6-23 1539 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  SDSU5790  Dudleya densiflora D. F. Howe 1959-6-21 2721 Los Angeles 1 mi. north of the mouth of San Canyon, on a cliff, San Gabriel Mts. Comment
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Dec 5 2014
  SBBG107267  Dudleya hassei J. Dice, D. Donoghue, T. Martin 1983-5-20 347 Los Angeles Hamilton Cove, on slope above rd to beach, ca. 0.25 km NW of lower windsock 60 Comment
  UC1593826  Dudleya hassei Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles ne facing slope above Pebbly Beach Drive (betw Avalon Bay and Abalone Point); Santa Catalina Island Comment
  UC200710  Dudleya hassei Katharine Brandegee Los Angeles Santa Catalina Island Comment
  LA104994  Dudleya lanceolata Peter H. Raven; David S. Verity 1960-5-7 15337 Los Angeles 45 Comment
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA587397  Dudleya lanceolata Orlando Mistretta 1992-5-8 317 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA641642  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  SEINET13276801 Image available Dysphania botrys R. G. Swinney 2011-1 15886 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  SFV12550  Dysphania botrys M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 864 Los Angeles San Fernando Valley Big Tujunga Wash. Just behind Hansen Dam. 305 Comment
  UCR186670  Echinochloa crus-galli T. B. Salvato, Sarah Flack 2007-8-8 3033 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR210478  Echinochloa crus-galli R. G. Swinney 2008-11-30 9899 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  RSA600809  Echinochloa crus-pavonis L. C. Wheeler 1966-11-23 9154 Los Angeles San Gabriel Mountains. Between head of Morris Reservoir and San Gabriel Dam. Comment
  SEINET11676826  Echinochloa muricata J. F. Bright, Wyman, C. 1931-1 5726 Los Angeles Hollywood Comment
  UCD61099  Echinochloa muricata J. O. McMullin 1914-9-11 Los Angeles Casa Desierto. Comment
  UCR95713  Ehrharta erecta D. L. Banks 1996-1-31 861 Los Angeles Claremont, Oakwood Apartments at 580 S. Bucknell Avenue, NW side of building in landscape plantings Comment
  UCR97760  Ehrharta erecta A. C. Sanders 1996-12-29 19663 Los Angeles Western Transverse Range; Santa Monica Mtns., Rustic Canyon Recreation Center, off Latimer Road 46 Comment
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  SEINET3911378  Eleocharis parishii Louis C. Wheeler 1961-6-9 7847 Los Angeles San Gabriel Mountains. Mouth of Alder Creek, off big Tujunga Canyon.; 0 1052 Comment
  RSA653379  Eleocharis radicans LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 271 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  SEINET10564645  Elymus elymoides Alan A. Beetle 1942-4-24 Beetle 3210 Los Angeles 6 miles W of Llano, Larreo, Joshua tree-desert shrub formation. Comment
  RSA191346  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37202 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA155833  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  CAS-BOT-BC206743  Elymus glaucus subsp. glaucus LeRoy Abrams 1902-6-29 2596 Los Angeles Mt. Wilson Comment
  UCR179736  Elymus hispidus subsp. hispidus R. G. Swinney, Dave Larson 1996-8-7 5239 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
  UC1714541  Elymus trachycaulus I. M. Johnston 1917-7-28 1512 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2438 Comment
  RSA115039  Emmenanthe penduliflora E. K. Balls 1955-7-25 20980 Los Angeles Claremont, San Gabriel Mts. Comment
  RSA653775  Emmenanthe penduliflora J. Bogdanoff-Lord 1989-5-5 3 f Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA658401  Emmenanthe penduliflora R. Aguayo 1992-5-22 20 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 2.2 mi. west of gate, a roadside. 884 Comment
  UC1922863  Emmenanthe penduliflora Valerie Soza, Bill Hogshead 2003-4-23 1637 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  RSA150685  Encelia californica Peter H. Raven 1962-5-9 17659 Los Angeles San Clemente Island, along road just north of Guds. 250 Comment
  RSA167094  Encelia californica W. G. Webb 1935-2-17 s.n. Los Angeles Eagle Rock. Comment
  SD92015  Encelia californica Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  UC1118044  Encelia californica A. D. Gifford 1934-5-8 214 Los Angeles Escondido Canyon Triunfo Pass Quadrangle, Escondido Canyon (Plot 97) Comment
  RSA167858  Encelia californica R. F. Thorne, Percy C. Everett 1964-2-6 33283 Los Angeles Isthmus, west of Catalina Harbor, Santa Catalina Island. 8 Comment
  RSA0117620  Endolepis covillei Sarah J. J. De Groot 2005-5-19 4979 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  RSA584025  Ephedra viridis T. S. Ross, Steve Boyd 1990-5-29 2705 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  RSA727252  Ephedra viridis R. G. Swinney 1998-6-12 6184 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
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Apr 10 2021
  UCD133256  Ephedra viridis Stephen Mason 1995-5-14 65 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  RSA448533  Epilobium angustifolium subsp. circumvagum Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  POM2973  Epilobium canum subsp. canum Geo. L. Moxley 1916-9-4 516 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  RSA133812  Epilobium canum subsp. canum Peter H. Raven 1958-9-28 137371 Los Angeles Elysian Park. 213 Comment
  RSA588406  Epilobium canum subsp. canum Geo. L. Moxley 1919-8-24 s.n. Los Angeles Big Tujunga Canyon. Comment
  UC205223  Epilobium canum subsp. canum R. L. Pendleton 1909-7-2 1379 Los Angeles road e Avalon; Santa Catalina Id. 6 Comment
  CAS-BOT-BC171923  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barrett Canyon, off San Antonio Canyon, San Gabriel Mts. 1310 Comment
  RSA448509  Epilobium canum subsp. latifolium Jill Morishita 1969-7-26 s.n. Los Angeles Charlton Flats. Comment
  UC284767  Epilobium canum subsp. latifolium P. A. Munz 1923-8-31 7690 Los Angeles ridge s Swartout Valley; San Antonio Mts. 2499 Comment
  SEINET2442074  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi. north of Little Rock Reservoir (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  UCR194268  Epilobium ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  POM21160  Epilobium glaberrimum subsp. glaberrimum Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  SFV1  Equisetum arvense R. L. Armacost 1934-5-29 144 dup. Los Angeles Santa Monica Mountains Topanga Canyon. Elkhorn Camp. 61 Comment
  CAS-BOT-BC57172  Equisetum hyemale subsp. affine I. Johnston 1917-5-13 271 Los Angeles El Monte 121 Comment
  LA94029  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1963-6-9 537 Los Angeles 152 Comment
  SBBG13489  Equisetum telmateia subsp. braunii P. H. Raven 1962-5-22 17845 Los Angeles ca. 1 mi below Middle Ranch Comment
  RSA599752  Equisetum telmateia var. braunii L. C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  POM182468  Equisetum telmateia var. braunii F. G. Floyd 1931-4-14 s.n. Los Angeles Wet shady streamlet. Only two sterile stalks. Clamshell Canyon. San Gabriel Mtns. Angeles National Forest. Comment
  CAS-BOT-BC204583  Eragrostis mexicana subsp. virescens Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field 5 miles n. of Saugus Comment
  UCR174465  Eremalche exilis A. C. Sanders 2006-4-11 32049 Los Angeles Western Mojave Desert, Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. 'O 793 Comment
  POM18982  Eremocarpus setiger P. A. Munz 1923-4-10 6760 Los Angeles San Clemente Island. Comment
  RSA421557  Eremocarpus setiger Edwin Kline 1924-6-22 a.n. Los Angeles foothills, Mt. Wilson. Comment
  SBBG126939  Eremogone macradenia var. macradenia A. Parikh, N. Gale 2011-6-6 3418 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; E Liebre Mtns 1063 Comment
  SBBG44594  Eremothera boothii subsp. decorticans Leota Davidson 1966-3-19 302 Los Angeles Tick Cyn off Soledad Cyn Comment
  RSA0104347  Eriastrum densifolium subsp. austromontanum R. F. Thorne, John Dourley 1967-10-10 37346 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  RSA0107956  Eriastrum densifolium subsp. elongatum Joseph M. Keefe 2001-1-19 30996 a Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  RSA0107962  Eriastrum densifolium subsp. elongatum Scott D. White, Pam De Vries 1998-6-23 6754 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. 549 Comment
  RSA0104116  Eriastrum densifolium subsp. elongatum L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA0121165  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12952 Los Angeles Desert 16 miles east of Lancaster. Comment
  CLARK-A1528-3495  Eriastrum sapphirinum John C. Roos 1937-7-7 1768 Los Angeles La Crescenta Comment
  OBI11546  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  HSC16946  Eriastrum sparsiflorum C. S. Apperson 1967-6-28 Los Angeles 1/2 mi. from Atmore Meadows Campground on the Gillette Mine Trail, 17 mi. from Pine Canyon Ranger Station Comment
  CAS-BOT-BC131686  Ericameria cooperi var. cooperi H. M. Hall 1905-6-1 6312 Los Angeles Tejon Pass (near Kern Co. line) 1219 Comment
  CAS-BOT-BC131688  Ericameria cooperi var. cooperi W. R. Dudley; F. H. Lamb 1896-6-8 4370 Los Angeles Near Neenach, Antelope Valley Comment
  RSA646285  Ericameria cooperi var. cooperi Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1158 Comment
  JEPS46231  Ericameria ericoides A. E. Wieslander 1928-4-10 Los Angeles Tujunga Canyon San Gabriel Mts., Tujunga Canyon Comment
  SBBG62813  Ericameria ericoides S. W. Hutchinson, M. N. Ackley 1929-10-22 1172 Los Angeles Manhattan Beach 9 Comment
  UCR48969  Ericameria ericoides A. C. Sanders 1987-9-18 7376 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  LA204644  Ericameria nauseosa J. Sauer; D. Bradbury, L. Wester 1969-10-19 4639 Los Angeles San Gabriel Mountains, near Kentucky Springs 1066 Comment
  CAS-BOT-BC298893  Ericameria nauseosa var. bernardina H. E. Hasse 1893-8-24 s.n. Los Angeles Near Acton. San Gabriel Range 1828 Comment
  LA99029  Ericameria nauseosa var. bernardina E. R. Hobbs; 1978-10-15 78- 138 Los Angeles SAN GABRIEL MOUNTAINS, trail to summit of Mt. Williamson, start of trail at State Hwy 2. 2133 Comment
  SFV13411  Ericameria nauseosa var. bernardina W. M. Perry 1980-8-29 113 Los Angeles San Gabriel Mountains Pine Mountain ridge. Comment
  VVC3087  Ericameria nauseosa var. ceruminosa Tim Thomas, P. J. MacKay 2014-10-12 6447 Los Angeles Transverse Range, North of Liebre Mtns, Portal Ridge at mouth of Bleich Cyn. 936 Comment
  RSA0078387  Ericameria nauseosa var. oreophila R. G. Swinney 2010-10-8 14006 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  LA32040  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 Los Angeles Santa Monica Mountains, Tarzana, Vanalden Avenue S of Wells Avenue 304 Comment
  RSA620013  Ericameria palmeri var. pachylepis LeRoy Gross 1998-11-15 100 Los Angeles Santa Susana Mountains.: North on Interstate 5, exit Calgrove, west to old road, south to Towsley Canyon. City of Newhall. 426 Comment
  RSA638191  Ericameria palmeri var. pachylepis S. White 1998-10-15 7186 Los Angeles Yorba Linda: 1/2 mile S Telegraph Canyon between Ohio St. and Fairmont. 152 Comment
  CAS-BOT-BC293130  Ericameria pinifolia Le Roy Abrams 1901-4-6 1372 Los Angeles Big Tujunga Wash Comment
  UCR95537  Ericameria pinifolia L. C. Wheeler 1967-5-2 9256 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  OBI81353  Ericameria teretifolia R. G. Swinney 2009-11-13 11602 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  UCR255469  Erigeron Dan S. Cooper 2014-5-23 514- 08 Los Angeles Los Angeles, Wilshire Blvd. at Valencia St. 98 Comment
  SEINET4044451 Image available Erigeron foliosus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  RSA18412  Erigeron foliosus var. stenophyllus C. B. Wolf 1927-7-27 691 Los Angeles Ridge Route Road, 10 miles N of Sandburg. Comment
  CAS-BOT-BC295962  Erigeron philadelphicus L. R. Abrams 1899-4-1 208 Los Angeles Cienega Comment
  UC193872  Eriodictyon crassifolium var. nigrescens Samuel B. Parish June 1887 1907 Los Angeles Sand Creek; Mojave Desert, Sand Creek Comment
  CAS-BOT-BC188942  Eriodictyon parryi Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains Comment
  RSA647963  Eriodictyon trichocalyx Michelle Manolovitz, Brian Manolovitz 1992-5-19 29 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  RSA649645  Eriodictyon trichocalyx Michael Horn 1991-4-30 15 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  UCSC000887  Eriodictyon trichocalyx Peter Kamb 1947-6-1 555 Los Angeles 1 mile below Red Box Gap Red Box Gap - San Gabriel Mts., Angeles Crest highway 1341 Comment
  RSA252882  Eriogonum angulosum Robert F. Thorne 1973-5-11 43528 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  SEINET1004565  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-1 297 -B Los Angeles Santa Clarita Valley:Newhall Ranch, SW face of Potrero Mesa. 305 Comment
  UCR163334  Eriogonum baileyi Anuja Parikh, Nathan Gale 2004-6-22 2061 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  RSA0011360  Eriogonum baileyi var. baileyi Orlando Mistretta, Youssef Atallah 2011-8-12 6020 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  SBBG61894  Eriogonum brachyanthum R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  CHSC35841  Eriogonum cinereum James Henrickson 1973-6-23 10942 Los Angeles Along Rambala Pacifica Road, 1/4 mi N of Pacific Coast Hwy at Malibu, lower slopes of Monica Mts. 91 Comment
  RSA732857  Eriogonum davidsonii R. G. Swinney 2001-5-18 7931 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  UCR141369  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  UCR220062  Eriogonum davidsonii R. G. Swinney 2009-4-24 10444 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR209888  Eriogonum elongatum R. G. Swinney 2008-9-9 9324 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR231170  Eriogonum elongatum Dan S. Cooper 2011-7-1 711- 78 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Aberdeen Canyon north of Roosevelt Golf Course 335 Comment
  JEPS56994  Eriogonum elongatum var. elongatum Joseph Ewan 1919-8-11 934 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  OBI44791  Eriogonum fasciculatum David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20050 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA523834A  Eriogonum fasciculatum subsp. polifolium Tim S. Ross 1991-8-14 5793 Los Angeles San Gabriel Mountains: Pacifico Mountain Road, 3200 feet NW of Alder Saddle. 1768 Comment
  UCR190118  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1998-8-27 6800 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA393424  Eriogonum fasciculatum var. foliolosum N. C. Cooper 1943-11-21 988 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  RSA662327  Eriogonum fasciculatum var. foliolosum Daniel Curran 1981-2-25 29 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  UCD100005  Eriogonum fasciculatum var. foliolosum Geoffrey Levin 1974-4-27 38 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mountains. 579 Comment
  UC56804  Eriogonum fasciculatum var. polifolium J. B. Davy 1896-10-18 2880 Los Angeles Pomona Comment
  UCR50755  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SD252365  Eriogonum giganteum var. giganteum Steven A. Junak 1997-6-4 Sca 415 Los Angeles Santa Catalina Island: lower part of small canyon at W end of Empire Landing quarry site. 36 Comment
  POM2322  Eriogonum gracile N. R. Shaw 1900-6-7 s.n. Los Angeles Claremont. Comment
  RSA629741  Eriogonum gracile var. gracile Louis C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Doe Flat; Graveyard Canyon.. . Comment
  CAS-BOT-BC261096  Eriogonum gracillimum James L. Reveal 1988-5-17 6798 Los Angeles Antelope Valley, along G Street 0.2 mile east of G Street on teh south side of teh highway and General W.J. Fox Airport, about 5.5 air miles west-northwest of Lancaster 731 Comment
  CAS-BOT-BC261098  Eriogonum gracillimum A. D. E. Elmer 1902-6-1 3655 Los Angeles Lancaster Comment
  SEINET10479501  Eriogonum grande Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4810 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  SD85103  Eriogonum grande var. grande Charles Burch 1963-12-8 Los Angeles San Clemente Island, first canyon south of Seal Cove Comment
  OBI6104  Eriogonum heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles 1/8 mi below Big rock Ranger Station, Big Rock creek, desert slope of San Gabriel Mts Comment
  RSA662173  Eriogonum heermannii var. heermannii P. A. Munz 1923-9-1 7719 Los Angeles Sheep Creek: San Antonio Mountains. 1372 Comment
  CAS-BOT-BC261221  Eriogonum hirtiflorum Joseph Andorfer Ewan 1932-2-4 7366 Los Angeles 1/4 mi. above North Fork Campground on North Fork Tujunga Creek, San Gabriel Mts. 914 Comment
  RSA756918  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  RSA188484  Eriogonum nudum var. pauciflorum Robert F. Thorne, J. Olmstead 1965-8-26 35399 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  RSA729307  Eriogonum parishii R. G. Swinney 1998-7-2 6231 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR222789  Eriogonum pusillum R. G. Swinney 2009-5-12 10748 A Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA0019772  Eriogonum roseum Orlando Mistretta, Christine Mistretta 2011-6-23 5754 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  RSA567282  Eriogonum roseum Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3955 Los Angeles Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon. 1402 Comment
  POM280011  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles San Gabriel Mountains: Buckhorn 1982 Comment
  RSA755877  Eriogonum saxatile R. G. Swinney 2008-7-16 9259 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UC1971211  Eriogonum saxatile Louis C. Wheeler 1970-7-25 Los Angeles SAN GABRIEL MOUNTAINS: Heliport 0.3 mile north of South Mt. Hawkins. Comment
  POM48840  Eriogonum thurberi Stephen Grout, Stephen Grout 1902-05 s.n. Los Angeles Downey. Comment
  UC473582  Eriogonum thurberi John Thomas Howell 1931-5-31 6022 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC268168  Eriogonum umbellatum var. minus Wesley O. Griesel 1963-7-16 838 Los Angeles Baldy Notch, San Gabriel Mts. 2377 Comment
  RSA420635  Eriogonum umbellatum var. minus Fred Burlew 1916-07 s.n. Los Angeles Mt. San Antonio. San Gabriel Mountains. Comment
  UC586891  Eriogonum umbellatum var. subaridum Joseph Andorfer Ewan 1934-8-3 8358 Los Angeles below Big Pines Camp; San Gabriel Mts., Swartout Valley 1981 Comment
  CAS-BOT-BC264874  Eriogonum viridescens James L. Reveal 1978-6-25 4776 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  CAS-BOT-BC264993  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  LA207085  Eriogonum wrightii var. subscaposum Carl B. Wolf; 1932-10-21 sn Los Angeles San Gabriel Mountains, 8 mi. below Big Pines Park on road t Big Rock Creek, desert slope of San Gabriel Mts.; Upper Sonoran Zone 1371 Comment
  POM280035  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mountains 1982 Comment
  RSA733569  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-8-13 6739 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  CAS-BOT-BC297921  Eriophyllum confertiflorum Alice Eastwood 1919-6-20 9031 Los Angeles Mt Wilson Comment
  CAS-BOT-BC297959  Eriophyllum confertiflorum LeRoy Abrams 1902-6-15 2550 Los Angeles Sepulveda Canyon, Santa Monica Mts Comment
  CAS-BOT-BC297970  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Laurel Canyon Comment
  RSA131020  Eriophyllum confertiflorum Percy C. Everett, E. K. Balls 1959-6-2 23834 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA612655  Eriophyllum confertiflorum Anna Christensen 1997-3-16 20 Los Angeles Claremont, Bernard Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 30 yards from E. fence, 50 yards into N panhandle region. 412 Comment
  UCR192826  Eriophyllum confertiflorum R. G. Swinney 1998-7-8 6299 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR223013  Eriophyllum confertiflorum R. G. Swinney 2009-5-5 10630 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR223467  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  LA103562  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 1986-3-29 7162 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  UC468956  Eriophyllum confertiflorum var. confertiflorum R. L. Pendleton 1909-7-2 1361 Los Angeles road e of Avalon; Santa Catalina Island 6 Comment
  RSA226171  Eriophyllum confertiflorum var. confertiflorum Gary D. Cromwell, David W. Wheat 1971-4-16 527 Los Angeles San Gabriel Mountains. 2011 Comment
  UC63032  Eriophyllum pringlei H. M. Hall 1902-5-1 3086 Los Angeles San Francisquito or Elizabeth Lake Comment
  SFV6476  Eriophyllum wallacei T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 175 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  RSA717343  Erodium botrys Scott D. White, Pam DeVries 2006-5-9 11413 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
  CDA4365  Erodium botrys L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Mouth of Big Tujunga.. Comment
  CLARK-A1528-5432  Erodium botrys John C. Roos 1943-3-27 2622 Los Angeles West Los Angeles 0 Comment
  RSA604191  Erodium botrys Louis C. Wheeler 1943-1-12 5687 Los Angeles Burbank: 2100 block N. Lincoln Avenue. Comment
  RSA662411  Erodium botrys J. C. Roos 1943-3-27 2622 Los Angeles Vacant lot at Kelton and Massachuttes Ave s. West Los Angeles. 91 Comment
  SBBG131629  Erodium brachycarpum S. A. Junak 1999-4-24 SCa 860 Los Angeles main rd, S facing slope adjacent to rd 445 Comment
  RSA653644  Erodium cicutarium S. Koukol, R. Koukol 1998-4-26 15 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  UCR223412  Erodium cicutarium Dan S. Cooper 2010-4-23 410- 43 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA650527  Erodium cicutarium Richard A. Goodfellow 1948-2-29 s.n. Los Angeles Corner of Wilson and Glendale Ave., Glendale 174 Comment
  UCSB42182  Erodium cicutarium Roos, Alfred 1958-6-3 Los Angeles Evans-Reeves Nursery; Brentwood; West Los Angeles Comment
  LA25979  Erodium moschatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  POM19141  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles San Clemente Island, east coast. Comment
  LA212293  Erysimum asperum Nancy Anderson; 1955-5-21 s.n. Los Angeles Van der Venter Flat. Comment
  RSA773997  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  UC205876  Erysimum capitatum I. Johnston 1917-6-20 1357 Los Angeles Baldy (USFS) Lookout San Antonio Mts. 1828 Comment
  RSA651365  Erysimum capitatum var. capitatum Earl J. Crowley 1949-5-4 s.n. Los Angeles San Dimas Canyon 457 Comment
  RSA530230  Erysimum suffrutescens N. C. Cooper 1944-01 774 Los Angeles El Segundo Comment
  UCR214606  Erysimum suffrutescens A. C. Sanders, Dan S. Cooper 2010-3-12 37387 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA733167  Eschscholzia caespitosa R. G. Swinney 1998-8-1 6621 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River. 1427 Comment
  RSA599691  Eschscholzia caespitosa Louis C. Wheeler 1936-6-8 4124 Los Angeles San Gabriel Mountains: Tan Bark Flat, San Dimas Canyon. 854 Comment
  RSA433655  Eschscholzia californica N. C. Cooper 1945-5-1 2197 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA725651  Eschscholzia californica Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 426 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  SBBG70160  Eschscholzia californica M. N. Ackley -Apr-1928 770 Los Angeles Eagle Rock 182 Comment
  UC1871324  Eschscholzia californica T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4784 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
  UCR127237  Eschscholzia californica Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2920 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA0042641  Eschscholzia californica Jami Liberi 1983-4-17 07 Los Angeles 15 feet above a brook. Across the street from San Antonio Dam. 640 Comment
  POM18263  Eschscholzia minutiflora P. A. Munz 1923-5-26 6802 Los Angeles Big Rock Creek. 1280 Comment
  POM243796  Eschscholzia ramosa F. R. Fosberg 1931-4-13 692 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  RSA526640  Eschscholzia ramosa Tim S. Ross, L. Arnseth 1990-4-7 4222 Los Angeles San Clemente Island, lower half of China Canyon, south end of island, west side Comment
  UCR214608  Eucalyptus globulus A. C. Sanders, Dan S. Cooper 2010-4-30 38116 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR271913  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-24 12079 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
  UC187609  Eucrypta chrysanthemifolia var. chrysanthemifolia Mrs. T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  UCR187013  Euphorbia albomarginata A. C. Sanders 2006-4-25 32167 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
  UCD142373  Euphorbia crenulata T. C. Fuller 1967-10-23 16495 Los Angeles UCLA, Westwood, Botanic Garden. Comment
  SD197759  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-5-20 36876 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
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Jul 11 2010
  UCR91382  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  RSA128049  Euphorbia supina P. H. Raven, Henry J. Thompson 1959-6-21 14355 Los Angeles Weed in gardens. 107 Comment
  SFV21447  Euphorbia terracina A. E. Dorsey 2008-2-29 71 Los Angeles Santa Monica Mountains Solstice Canyon. At disturbed site by the Education Shelter. 90 Comment
  RSA0034249  Eurotia lanata Bonnie C. Templeton 1971-5-16 11617 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  IRVC29546  Festuca microstachys A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26157 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  LA33395  Festuca microstachys Peter H. Raven; Henry J. Thompson 1959-5-5 14125 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  UCR273431  Festuca microstachys R. G. Swinney 2011-6-22 15252 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
  SBBG20185  Festuca microstachys var. pauciflora M. A. Piehl 1963-5-18 63305 Los Angeles above Camp 3 along hwy, Bouquet Cyn, NE of Saugus Comment
  UCR192183  Festuca microstachys var. pauciflora A. C. Sanders 2008-4-17 34939 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  UCR155914  Festuca myuros A. C. Sanders 2005-5-5 29879 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  UCR205124  Festuca myuros R. G. Swinney 2008-4-17 8686 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR214612  Festuca myuros A. C. Sanders, Dan S. Cooper 2010-3-12 37353 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR194757  Festuca myuros var. myuros Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 732 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  SD98681  Festuca ovina var. glauca Jack L. Reveal 1977-6-12 1981 Los Angeles Granada Hills; on the 11700 block of Densmore 199 Comment
  SBBG31128  Festuca perennis R. F. Thorne 1966-5-31 36449 Los Angeles behind Little Harbor 4 Comment
  SBBG105340  Ficus carica H. L. Ferguson 1979-6-24 Los Angeles 100 m S of Mosquito Cove Cyn 5 Comment
  RSA0113442  Ficus carica Steven A. Junak 1999-5-21 SCa- 994 Los Angeles Santa Catalina Island. Coffee Pot Canyon, at Washingtonia. 427 Comment
  RSA0113954  Ficus microcarpa R. E. Riefner Jr. 2014-10-6 14 -373 Los Angeles Harbor City, W. of 110-Freeway, underpass on West L. St. at Figueroa Pl. 6 Comment
  RSA158209  Filago arizonica Peter H. Raven 1962-5-8 17632 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island. 46 Comment
  LA32063  Filago californica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  RSA724395  Filago californica K. Dobry 1990-3-25 234 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA733749  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  RSA746798  Filago californica R. G. Swinney 2008-3-26 8572 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR155373  Filago californica A. C. Sanders 2005-5-5 29916 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR277114  Frangula californica subsp. californica R. G. Swinney 2010-10-5 13960 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC53330  Frangula californica subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the ridge route, on road to Elizabeth Lake 1097 Comment
  RSA251504  Frankenia grandifolia var. grandifolia Robert F. Thorne 1973-4-12 42912 Los Angeles San Clemente Island, Salina at Horse Cove, S end of island 3 Comment
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Jun 24 2014
  UCR150463  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  RSA602103  Fraxinus uhdei Scott D. White 1997-5-7 5052 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  IRVC29364  Fraxinus uhdei A. C. Sanders, Mark A. Elvin 2002-8-26 25592 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  OBI80787  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  UCR205917  Fremontodendron californicum R. G. Swinney 2008-5-5 8748 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA17058  Fremontodendron californicum subsp. californicum Carl B. Wolf 1936-5-27 7861 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 8 miles above Tie Camp summit. 1677 Comment
  RSA426874  Fremontodendron californicum subsp. californicum M. B. Dunkle 1933-6-17 3632 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  SD93035  Fremontodendron mexicanum W. Bertsch 1953-4-29 93 Los Angeles Claremont wash Comment
  CAS-BOT-BC130254  Fritillaria biflora Louis C. Wheeler 1932-3-6 453 Los Angeles Near mouth San Dimas Canyon, San Gabriel Mts. 426 Comment
  UCR219944  Galinsoga parviflora R. G. Swinney, Jane Strong 2009-4-21 10409 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
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May 3 2014
  UC519958  Galinsoga parviflora var. parviflora Louis C. Wheeler 1932-11-6 1446 Los Angeles Garey Ave. 3 mi n Pomona 304 Comment
  RSA674782  Galium andrewsii Scott D. White, Kent Hughes 2000-5-16 7848 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA580104  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8345 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
  CHSC99450  Galium angustifolium subsp. angustifolium LeRoy Gross; Laura Moore 2000-6-5 208 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  POM17180  Galium angustifolium subsp. angustifolium J. B. Feudge 1923-6-30 51 Los Angeles Manhattan Beach. 6 Comment
  RSA367697  Galium angustifolium subsp. angustifolium Thekla Mohr 1897-05 1931 Los Angeles Los Angeles. Comment
  RSA0116485  Galium aparine R. G. Swinney 2010-5-25 12950 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SBBG17754  Galium aparine P. H. Raven 1962-5-8 17595 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  CAS-BOT-BC494157  Galium hallii Valerie Soza 2004-6-17 1724 a Los Angeles San Gabriel Mountains, along Hwy 2 at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  CAS-BOT-BC499143  Galium hallii Valerie Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains. Along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  JEPS5159  Galium hallii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-16 4211 Los Angeles in rocky flood bed of upper middle reaches of creek San Gabriel Mts., Angeles National Forest, Big Rock Creek (n side of mts) 1584 Comment
  UCD121774  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 971 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  UC2042043  Galium porrigens Orlando Mistretta 1989-5-5 s. n. Los Angeles Transverse Ranges; Liebre Mountains Region: Bouquet Canyon. Comment
  RSA550421  Galium porrigens var. porrigens Tim S. Ross 1992-7-10 6679 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; N and NE slope above stream. 975 Comment
  JEPS6552  Galium trifidum var. pacificum Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA527617  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-6 4161 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA534234  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  POM198814  Gamochaeta ustulata R. F. Thorne, D. Propst 1968-5-28 37681 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  RSA754116  Garrya veatchii Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1819 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 406 Comment
  UC213252  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Canyon; San Antonio Mountains 1752 Comment
  RSA187980  Gastridium phleoides R. F. Thorne, P. Everett 1965-6-22 34908 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  RSA188081  Gastridium phleoides R. F. Thorne 1966-4-28 36265 Los Angeles Santa Catalina Island. Water tank above Mausoleum, Avalon Canyon above road 182 Comment
  UCR223280  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA0073296  Gayophytum nuttallii Bonnie C. Templeton 1932-6-1 4872 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mts. Comment
  POM17569  Gayophytum oligospermum P. A. Munz 1923-8-30 7658 Los Angeles Swartout Valley. N of Big Pines. 2287 Comment
  RSA311355  Gayophytum oligospermum Robert F. Thorne, M. Z. Thorne 1969-7-10 38397 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Holiday Hill Ski area, Swartout Valley 1997 Comment
  RSA776756  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  CATA489  Geranium carolinianum Sara L. Crockett 1997-4-1 631 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road 45 Comment
  SBBG64391  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  RSA470120  Gilia angelensis F. R. Fosberg 1931-5-6 S- 4825 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  RSA752273  Gilia angelensis Justin M. Wood 2009-4-22 512 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA276031  Gilia angelensis Jack Delaini 1974-4-5 106 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 503 Comment
  UCR191737  Gilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  RSA621047  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  RSA611666  Gilia brecciarum subsp. neglecta Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10097 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  POM8769  Gilia capitata subsp. abrotanifolia P. A. Munz 1920-3-13 3308 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
  RSA470054  Gilia latiflora subsp. davyi L. C. Wheeler 1932-4-10 613 Los Angeles Acton. 823 Comment
  CAS-BOT-BC226324  Gilia latiflora subsp. davyi Ernest C. Twisselmann 1963-4-18 6974 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above the Oso Corral Comment
  CAS-BOT-BC226332  Gilia latiflora subsp. davyi Wesley O. Griesel 1962-3-24 s.n. Los Angeles Quartz Hill, Mojave Desert 914 Comment
  RSA469370  Gilia latiflora subsp. latiflora Robert Gustafson, Christopher Davidson 1977-4-20 422 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA598069  Gilia latiflora subsp. latiflora L. C. Wheeler 1967-5-9 9392 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA600061  Gilia latiflora subsp. latiflora Steve Boyd, Lauren Raz 1997-5-20 9816 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  SEINET12278755  Gilia multicaulis Unknown 1933-1 8493 Los Angeles in desert valley near Los Angeles Comment
  RSA187843  Gilia nevinii R. F. Thorne 1966-4-6 35892 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  RSA572182  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA678888  Gilia nevinii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 151 Los Angeles San Clemente Island. North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. 12 Comment
  SD51884  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles San Clemente Island. Grassland on east-facing slopes along summit ridge about 2 miles north of Thirst. 487 Comment
  RSA0016291  Gilia ochroleuca subsp. exilis Raymond J. Dobbs 1924-5-15 4694 Los Angeles Arroyo Seco: 2 miles above Ranger Station. 1098 Comment
  RSA515166  Gilia sinuata Steve Boyd, Orlando Mistretta 1986-3-31 1541 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR192828  Gilia splendens R. G. Swinney 1998-7-6 6286 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UC1595786  Gilia tricolor subsp. diffusa W. Wisura, E. Roeder 1992-4-21 4703 Los Angeles Valyermo Rd 0.3 mi n of turnoff to St. Andrews (West Mojave); , n of St. Andrews Comment
  CATA2230  Glandularia pulchella Sara L. Crockett 1997-4-15 128 Los Angeles Santa Catalina Island: 356 Sumner Avenue 15 Comment
  RSA92592  Glyptopleura setulosa J. C. Roos 1952-5-17 5680 Los Angeles 16 miles W of Adelanto, Mojave Desert. 915 Comment
  SEINET11849332  Gnaphalium beneolens E. A. Purer 1933-1 5595 Los Angeles El Segundo Comment
  SEINET11849334  Gnaphalium beneolens J. F. Bright, Wyman, C. 1931-1 5714 Los Angeles Hollywood Comment
  RSA481883  Gnaphalium canescens subsp. microcephalum Richard Noyes 1988-9-18 742 Los Angeles Behind San Antonio Dam 701 Comment
  RSA251555  Gnaphalium luteoalbum R. F. Thorne 1973-4-11 s.n. Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  CAS-BOT-BC302599  Gnaphalium palustre E. Braunton 1902-5-15 s.n. Los Angeles Gardena Comment
  UCR214667  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR65247  Gnaphalium palustre F. R. Fosberg 1931-6-14 S- 05404 Los Angeles Channel Islands, Santa Catalina Island, Echo Lake 400 Comment
  POM358901  Gnaphalium palustre F. R. Fosberg, J. Ewan 1931-8-10 4903 Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  LA204727  Grayia spinosa S. Atsatt; 1926-4-20 sn Los Angeles Lancaster Comment
  UC1076317  Grayia spinosa Herbert L. Mason 1926-4-26 2992 Los Angeles 1 mi. e. Palmdale Comment
  UCR223029  Grayia spinosa R. G. Swinney 2009-4-29 10614 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  UC1583658  Grindelia hirsutula David Keil 1983-8-23 17866 Los Angeles along Highway 1 just w Leo Carillo State Beach (ca 1 mi e of Ventura County line) Comment
  UC897083  Grindelia hirsutula I. W. Clokey and E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Reservoir Comment
  CAS-BOT-BC304681  Grindelia squarrosa Le Roy Abrams; E. A. McGregor 1908-7-2 626 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains. Shoemaker's 1158 Comment
  UC1563060  Guillenia lasiophylla Steve Boyd and Orlando Mistretta 1986-3-31 1565 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA586976  Guillenia lasiophylla Orlando Mistretta 1992-5-8 321 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA725861  Gutierrezia californica R. G. Swinney 1998-5-15 6052 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  UCR167513  Haplopappus acradenius Scott D. White, A. Warniment 2005-9-9 11216 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  POM84457  Harpagonella palmeri Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  UC1871213  Harpagonella palmeri T. S. Ross 1993-4-21 6853 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit Comment
  CAS-BOT-BC308540  Hazardia detonsa Blanche Trask 1902-10-1 54 Los Angeles San Clemente Island 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
  CAS-BOT-BC307295  Hazardia squarrosa var. grindelioides C. F. Saunders 1910-11-1 s.n. Los Angeles Santa Catalina Island Comment
  UC1587565  Hazardia squarrosa var. grindelioides Tim Ross 1991-9-2 5908 Los Angeles near Mulholland Highway x Yerba Buena Road; Triunfo Pass 7.5' quadrangle, Santa Monica Mountains 472 Comment
  POM175364  Helenium bigelovii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  UC32244  Helenium puberulum Brewer 1861-1-2 104 Los Angeles Presumably San Gabriel Mountains Comment
  SEINET6630147  Helianthemum scoparium I. W. Clokey, B. C. Templeton 1929-May 4490 Los Angeles Western Transverse Range; Santa Monica Mtns.; Mandeville Canyon 250 Comment
  RSA126678  Helianthemum scoparium var. vulgare P. H. Raven, Henry J. Thompson 1958-10-11 1750 Los Angeles near junction of Saddle Peak Road with Tuna Canyon Road Comment
  RSA627085  Helianthus annuus Scott D. White 1998-4-28 6349 Los Angeles Palos Verdes area: Slope above Portugese Bend, east of Altamira Cyn. 61 Comment
  POM31210  Helianthus annuus var. lenticularis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UCR200014  Helianthus gracilentus Valerie Soza, Mariam Sidibeh 2003-3-26 1604 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 610 Comment
  SDSU2670  Helianthus gracilentus unknown 1940-5-20 3136 Los Angeles Santa Susana Mts., to San Bernardino. Comment
  UCR14425  Heliotropium amplexicaule O. F. Clarke 1974-8-26 s.n. Los Angeles San Gabriel Valley, SE corner of Mission Blvd. and East End Ave. in Pomona 268 Comment
  UCR131429  Heliotropium curassavicum Alison Lipman 1998-8-23 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR209123  Heliotropium curassavicum R. G. Swinney 2008-6-24 9087 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  UCSB7392  Helminthotheca echioides Wedberg, H. 1958-5-11 Los Angeles Vacant lot back of 1001 Gayley, Westwood Village Comment
  RSA177886  Hemizonia fasciculata R. F. Thorne, P. Everett 1965-5-11 34529 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  RSA355899  Hemizonia fasciculata R. F. Thorne 1975-9-4 47380 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA603411  Hemizonia fasciculata L. C. Wheeler 1936-6-21 4172 Los Angeles W Fork Palmer Canyon 640 Comment
  RSA535326  Hemizonia fasciculata Timothy S. Ross 1991-5-20 5361 Los Angeles San Clemente Island: uppermost reaches of the Wilson Cove Canyon drainage, 3300ft NW of the 750ft. 142 Comment
  POM175548  Heterocodon rariflorum F. W. Peirson 1921-6-14 1210 Los Angeles Short Cut Canyon. 991 Comment
  CAS-BOT-BC143699  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-6 385 Los Angeles Vicinity of Mosquito Harbor Comment
  RSA0072419  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  UC1302356  Heteromeles arbutifolia Robert F. Thorne and P. C. Everett 1964-2-6 33300 Los Angeles Cherry Cove; Santa Catalina Island 60 Comment
  UCR277410  Heteromeles arbutifolia R. G. Swinney 2010-8-23 13569 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA0075835  Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  SBBG108945  Heterotheca grandiflora S. A. Junak 1996-9-9 SCl 682 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  RSA0091154  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  JEPS86614  Heuchera caespitosa L. R. Heckard, J. C. Hickman, M. Wolf and S. D'Alcamo 1989-5-21 6729 Los Angeles 1.6 mi w of Mt. Baldy Rd (Glendora Ridge Rd, n facing road bank); San Gabriel Mountains 1371 Comment
  SBBG126040  Heuchera caespitosa O. Mistretta with C. Mistretta 2008-5-20 3136 Los Angeles Rincon Red Box Rd W fork of the San Gabriel River, N slope of Monrovia Pk; San Gabriel Mtns 1150 Comment
  CAS-BOT-BC48129  Heuchera elegans W. R. Dudley 1899-7-20 s.n. Los Angeles Mount Lowe Comment
  RSA0063111  Heuchera elegans Orlando Mistretta, Mark Elvin 1995-5-10 1698 Los Angeles San Gabriel Mountains. Bare Mountain Canyon, West Fork. 1540 Comment
  UCR194003  Hieracium argutum var. parishii R. G. Swinney 1998-8-17 6766 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA95181  Hieracium argutum var. parishii F. W. Peirson 1921-7-15 5286 Los Angeles San Gabriel River below Bonita Comment
  OBI26213  Hirschfeldia incana Mark Schneider 1974-1-3 s.n. Los Angeles 7 Hills Ranch avocado orchard, Tujunga 549 Comment
  RSA482871  Hirschfeldia incana Howard Mullins 1931-4-19 s.n. Los Angeles Chevy Chase, Flintridge Comment
  CLARK-A1528-1008  Hoffmannseggia falcaria John C. Roos 1947-5-25 3649 Los Angeles Monterey Park 115 Comment
  POM47140  Hoita macrostachya I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Mtns. Evey Canyon. 731 Comment
  RSA601044  Holocarpha heermannii Steve Boyd, Lauren Raz 1997-6-18 9984 Los Angeles Liebre Mountains region: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. 939 Comment
  RSA628349  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West, near the California Aqueduct, east of mouth of Broad Canyon. 915 Comment
  RSA792100  Holodiscus discolor Jane Tirrell, Shirley Imsand 2012-7-6 LS 0092 Los Angeles 50 ft. South of Pacific Crest Trail on ridge, approx 0.6 mi east of Windy Gap. 2507 Comment
  CAS-BOT-BC147735  Holodiscus microphyllus var. microphyllus Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38908 Los Angeles San Gabriel Mts., Angeles National Forest: Canyon above Angeles Crest Hwy. c. 1 mi. W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N face Mt. Baden-Powell 2331 Comment
  CAS-BOT-BC289494  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1965-5-18 10858 Los Angeles Marsh along the Lancaster Road, va. 3 miles southeast of Gorman, Tehachapi Mountains 1097 Comment
  POM1306  Hordeum brachyantherum subsp. californicum I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA544547  Hordeum intercedens Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6119 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 403 Comment
  UCR92052  Hordeum murinum Scott D. White 1996-4-21 3937 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  RSA187993  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-23 34965 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 305 Comment
  RSA600182  Hordeum murinum subsp. glaucum L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  RSA623834  Hordeum murinum subsp. glaucum K. Scott 1921-2-8 s.n. Los Angeles York Blvd., Los Angeles Comment
  RSA529293  Hordeum murinum subsp. leporinum Timothy S. Ross 1991-4-8 4469 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA590918  Hordeum murinum subsp. leporinum Orlando Mistretta 1994-4-12 1008 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  UCSB6767  Hordeum murinum subsp. leporinum Albright, S. 1957-5-27 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  UCR131413  Horkelia cuneata Alison Lipman 1998-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA642284  Horkelia rydbergii Orlando Mistretta 1995-7-11 1871 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 1/2 mile downstream from Alder Saddle. 1509 Comment
  UCR68617  Hulsea heterochroma T. S. Ross, Steve Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  RSA229732  Hulsea heterochroma R. F. Thorne 1971-6-26 40596 Los Angeles Summit of Mt. Wilson 1738 Comment
  CAS-BOT-BC312622  Hulsea vestita subsp. vestita Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy. 2 near Camp Valcrest, San Gabriel Mts. 1828 Comment
  UC1360401  Hydrocotyle verticillata June McCaskill and Bettylee Leard 1968-6-2 733 Los Angeles behind residence at 532 N. Catalpa Rd. Arcadia Comment
  RSA670652  Hymenoclea salsola B. C. Templeton, H. J. Andrews 1938-3-22 1687 Los Angeles Shoemaker Canyon. Comment
  SEINET4152125  Iris purdyi Unknown 1981-4-8 4906 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  SBBG13700  Isocoma menziesii E. R. Blakley 1962-10-3 5374 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  OBI34896  Isocoma menziesii var. vernonioides David J. Keil 1983-8-23 17870 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  RSA91280  Isocoma menziesii var. vernonioides J. Ewan 1931-10-11 5235 Los Angeles Sepulveda Canyon road N of Mulholland Dr, Santa Monica Mts. Comment
  RSA152033  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  SBBG127984  Jaumea carnosa M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2747 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  SEINET3147797  Jaumea carnosa T. S. Brandegee sn Los Angeles Catalina Island Comment
  CATA415  Jepsonia malvifolia Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 552 Los Angeles Santa Catalina Island: Cape Canyon Reservoir 356 Comment
  JEPS99426  Jepsonia malvifolia D. H. Wilken with E. Painter 1997-12-2 15394 Los Angeles n branch of Eagle Canyon, San Clemente Island 260 Comment
  UCR95551  Juglans Steve Boyd, Lauren Raz 1996-9-24 8928 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  CAS-BOT-BC101868  Juglans G. Wallace; D. Deardorff 1976-5-10 LASCA- 1073 Los Angeles unspecified Comment
  CAS-BOT-BC101892  Juglans californica Timothy S. Ross; Victor W. Steinmann 1995-5-8 8533 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge 609 Comment
  RSA709770  Juglans californica A. C. Sanders, Mark A. Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  SEINET11177057  Juglans californica M. Licher 2011-2-21 3023 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  RSA754118  Juglans californica var. californica Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1821 Los Angeles San Gabriel River above Morris Dam 385 Comment
  UC57607  Juglans californica var. californica J. H. Barber 1897-4-4 125 Los Angeles Santa Monica Forestry Station Comment
  RSA618732  Juncus acutus subsp. leopoldii Scott D. White 1998-5-19 6543 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR126363  Juncus balticus A. C. Sanders 2003-8-6 27122 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  UCR272844  Juncus bufonius var. bufonius R. G. Swinney 2011-6-1 14939 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
  IRVC5137  Juncus macrophyllus Peter H. Raven, H. J. Thompson 1960-7-17 15563 Los Angeles Old Topanga Canyon, shaded creek bed. Comment
  UCR272994  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 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
  RSA368233  Juncus mexicanus B. C. Templeton 1932-6-16 4927 Los Angeles Big Pines Park, Jackson Lake, San Gabriel Mts. Comment
  RSA0022976  Juncus rugulosus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5139 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA691048  Juncus rugulosus Scott D. White 2003-10-22 9838 Los Angeles San Gabriel Mountains: Foothills above Altadena. Los Angeles Dept. of Public Works Kinneloa West debris basin. Northern terminus of Brambling Lane.(Mt. Wilson). 427 Comment
  RSA368355  Juncus textilis L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  RSA729586  Juncus xiphioides R. G. Swinney 1999-6-30 7485 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  RSA656205  Juncus xiphioides Joseph M. Keefe 1977-6-10 22052 Los Angeles Verdugo Mountains; Northeast side, 0.5 Km. southwest of end of Cedarbend Drive, Sheep Corral Canyon, La Crescenta. 518 Comment
  CAS-BOT-BC80987  Juniperus californica W. R. Dudley; F. H. Lamb 1896-6-6 4342 Los Angeles Edge of Antelope Valley near Neenach, Liebre Mountains Comment
  RSA79783  Keckiella cordifolia Raymond J. Dobbs 1927-6-28 7684 Los Angeles Arroyo Seco near Switzers, San Gabriel Mountains. 915 Comment
  RSA660442  Keckiella ternata subsp. ternata Orlando Mistretta 1992-6-17 581 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCR269588  Keckiella ternata subsp. ternata R. G. Swinney 2011-6-29 15363 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  CAS-BOT-BC176819  Kochia californica Ernest C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A 762 Comment
  POM308942  Koeleria macrantha Kay H. Beach 1943-5-11 653 Los Angeles Little Meadow near fire break below The Forest Boundary Comment
  CAS-BOT-BC271336  Koeleria pyramidata Geo. B. Grant 1906-6-18 6904 Los Angeles Summit of Mt. Wilson 1828 Comment
  CAS-BOT-BC271338  Koeleria pyramidata Victor Duran 1933-7-9 3505 Los Angeles Horse Flats, San Gabriel Mountains 1676 Comment
  RSA670368  Krascheninnikovia lanata B. C. Templeton, H. J. Andrews 1938-6-22 1703 Los Angeles Mint Canyon Comment
  CAS-BOT-BC341495  Lagophylla ramosissima Louis C. Wheeler 1932-6-4 800 Los Angeles Liveoak Canyon N La Verne 487 Comment
  SJSU2244  Lagunaria patersonia C. W. Sharsmith 1942-9-9 4513 Los Angeles public park opposite Beverly Hills Hotel, Beverly Hills Comment
  RSA3414  Lamarckia aurea Le Roy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  SBBG95600  Lamarckia aurea M. B. Dunkle 1939-7-4 7332 Los Angeles Pyramid Cove Comment
  SEINET10598999  Lamarckia aurea Roland McKee 1920-5-12 McKee s.n. Los Angeles Los Angeles Comment
  RSA578639  Lamium amplexicaule Tim S. Ross, Darin Banks 1994-4-13 7535 Los Angeles Lower Clearwater Canyon: riparian strip and adjacent lower slopes; ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1. 674 Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA592840  Lasthenia californica L. C. Wheeler 1967-4-30 9203 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  SD31191  Lasthenia californica Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills Comment
  RSA0098616  Lasthenia gracilis R. G. Swinney 2011-4-20 14467 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  SBBG61624  Lasthenia gracilis M. N. Ackley -Mar-1927 275 Los Angeles Baldwin Hills 60 Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UCR68935  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4220 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CSUSB2259  Lathyrus laetiflorus Libby Edwards 1970-5-10 40 Los Angeles Sierra Madre Sierra Madre. 576 Elm Ave. Comment
  SEINET12162065  Lathyrus laetiflorus L. M. Mayer, Mayer, I. J. 1974-1 156 Los Angeles on Bouquet canyon Rd. ca 8.5 mi E of its intersection w/ Vasquez Canyon Rd. on S side on rdway Comment
  LA211183  Lathyrus latifolius Arthur C. Gibson; Tony Valois 2010-6-1 5283 Los Angeles SANTA MONICA MOUNTAINS, Paramount Ranch SMMNRA, Along SMMNRA trail. Comment
  POM244876  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-25 S- 4373 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  SEINET13203225 Image available Lathyrus vestitus subsp. vestitus R. G. Swinney 2011-1 14157 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 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
  RSA658827  Lathyrus vestitus var. vestitus J. S. Burns 1992-5-11 2953 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  POM250342  Lathyrus vestitus var. vestitus I. W. Clokey 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  SEINET3143225  Lavatera assurgentiflora Unknown 1904-1 672 -4841 Los Angeles Santa Catalina Island, Pacific Ocean off coast of S California Comment
  RSA0113755  Layia Steven A. Junak 1999-5-20 SCa- 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons. On S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  CATA166  Layia platyglossa Mark L. Hoefs 1973-3-17 129 Los Angeles Santa Catalina Island: By K.B.I.G. on Airport Road 411 Comment
  SBBG19174  Layia platyglossa M. A. Piehl 1963-12-7 63106 Los Angeles Pyramid Head 7 Comment
  CAS-BOT-BC380221  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Verdugo Hills near Monte Vista Comment
  RSA167809  Layia platyglossa subsp. campestris R. F. Thorne, P. C. Everett 1964-2-6 33305 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  POM361675  Layia platyglossa subsp. campestris Anstruther Davidson 1890-3-30 s.n. Los Angeles Foot hills L.A. Comment
  SEINET3153600  Lemna gibba G. B. Grant 1904-7-8 676 a-6428 Los Angeles Los Angeles Comment
  LA88649  Lepechinia fragrans Robert F. Thorne; 1966-4-29 36329 Los Angeles Santa Catalina Island: below rd to White's landing above turnoff to Echo Lake 411 Comment
  RSA702174  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA716383  Lepechinia rossii LeRoy Gross, Valentin Arvizu, Bill Hogshead 2005-5-24 2311 Los Angeles Ruby Clearwater Truck Trail, south of Ruby Canyon, north of Red Mountain. 788 Comment
  SFV1444  Lepidium didymum R. L. Armacost 1958-5-1 992 Los Angeles Santa Monica. Santa Monica City College campus. Comment
  CLARK-A1528-2322  Lepidium flavum John C. Roos 1937-3-25 1336 Los Angeles Comment
  SBBG70809  Lepidium flavum J. R. and R. C. Robbins 1930-3-25 Los Angeles W Mojave Desert Comment
  UCR161197  Lepidium fremontii T. B. Salvato, Melissa Clemons 2005-9-27 1240 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA518279  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  POM336  Lepidium nitidum var. nitidum P. A. Munz 1918-4-5 2029 Los Angeles Pomona. Comment
  CATA1477  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-4-30 2673 Los Angeles Santa Catalina Island: Area just outside of Wrigley Garden entry, Avalon Canyon 121 Comment
  CATA1593  Lepidium strictum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2862 Los Angeles Santa Catalina Island: Toyon Bay 30 Comment
  CATA2012  Lepidium strictum Steven A. Junak, Mark Hoefs, Janet Takara 1998-3-22 507 Los Angeles Santa Catalina Island: At SE end of Little Harbor Campground, adjacent to upper camp sites 18 Comment
  HSC6843  Lepidium virginicum var. menziesii C. E. Fellows 1965-4-19 11 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff, high southern Mojave Desert Comment
  RSA0080968  Lepidospartum squamatum R. G. Swinney 2010-4-28 12406 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA786091  Lepidospartum squamatum J. D. Olmsted 1959-3-27 319 Los Angeles 0.25 mile S of stream gaging station below San Dimas Ranger station; San Gabriel Mts; drainage area: San Dimas Creek. 473 Comment
  UC53936  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCSB6628  Lepidospartum squamatum Ballard 1954-9-28 Los Angeles One mile north of Route 66, Claremont 289 Comment
Read comments
Nov 5 2014
  SBBG118871  Leptochloa fusca subsp. uninervia G. D. Wallace 1979-5-2 1834 Los Angeles Arcadia, SW corner of Baldwin Ave and Foothill Blvd Comment
  UCR209886  Leptochloa uninervia R. G. Swinney 2008-9-9 9326 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA600177  Leptosiphon androsaceus Steve Boyd 1997-5-1 9669 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SBBG64584  Leptosiphon breviculus R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA468530  Leptosiphon grandiflorus Amelia Eatherton 1930-05 16041 Los Angeles Griffith Park. Comment
  SBBG64548  Leptosiphon liniflorus R. Hoffmann 1927-9-23 Los Angeles Neenach Comment
  RSA0010522  Leptosyne californica LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6801 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SFV6863  Lessingia glandulifera var. glandulifera T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 571 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  RSA563034  Lessingia glandulifera var. glandulifera D. Charlton 1991-5-27 5311 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  CAS-BOT-BC339565  Lessingia glandulifera var. peirsonii Steve Boyd; Laura Moore; Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A) 1645 Comment
  POM11333  Lewisia rediviva I. M. Johnston 1917-7-3 1412 Los Angeles San Antonio Mountains: Head of San Antonio Canyon [Los Angeles Co?] 2439 Comment
  RSA205604  Leymus condensatus Le Roy Abrams 1902-7-2 2638 Los Angeles Little Santa Anita Canyon, Sierra Madre [San Gabriel Mountains.] Comment
  UC1178586  Lilium humboldtii Peter Kamb 1947-6-30 629 Los Angeles below Crystal Lake Camp (Soldier Creek); San Gabriel Mts., Soldier Creek 1188 Comment
  CHSC100683  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2006-6-12 06 -236 Los Angeles Verdugo Mountains, N of side of 210 Freeway, W ca. ... Field redacted by CHSC, contact the data manager for more information 488 Comment
  RSA229181  Lilium humboldtii subsp. ocellatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40730 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA377137  Lilium humboldtii subsp. ocellatum Donald R. Bissing 1973-6-2 14 Los Angeles Evey Canyon, 0.6 mile from canyon mouth along roadside. 732 Comment
  UCR182740  Lilium parryi R. G. Swinney 1997-7-16 5659 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  UCR229514  Limonium californicum Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  RSA0019910  Limonium duriusculum Emile Fiesler 2013-10-21 2013 -001 Los Angeles Along northern end of Seabreeze Trail, 250 feet west of western end of Sailview Avenue, Rancho Palos Verdes 320 Comment
  UC1871351  Linanthus aureus subsp. aureus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5024 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  RSA135125  Linanthus californicus P. H. Raven, Henry J. Thompson 1960-4-12 15036 Los Angeles south-west Seminole Hot Springs. 366 Comment
  RSA652617  Linanthus californicus P. A. Hall 1948-4-17 1 Los Angeles Found about 3 1/2 miles from Glendora up the Glendora Mt. Road. 548 Comment
  RSA674777  Linanthus californicus Scott D. White, Kent Hughes 2000-5-16 7854 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA695502  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1686 Los Angeles Upper Little Rock Creek, along Rattlesnake Trail, approximatly 0.2 miles east from its junction with Burkhart Trail, WNW of Rattlesnake Spring, San Gabriel Mountains. 1738 Comment
  UCR139434  Linanthus dianthiflorus Reid Moran 1941-3-9 690 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 76 Comment
  RSA0025350  Linanthus dichotomus subsp. pattersonii Anuja Parikh, Nathan Gale 2011-6-3 3409 Los Angeles WTR, E. Liebre Mtns., Sierra Pelona, 3.9 km W of State Hwy 14, 2.1 km SW of California Aqueduct, under power lines. 1129 Comment
  UCR189662  Linanthus parryae R. G. Swinney 1998-5-16 6057 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UC54706  Linanthus parviflorus Ernest Braunton Mar 1903 853 Los Angeles Playa del Rey Comment
  RSA164863  Linanthus pungens Wesley O. Griesel 1963-8-1 865 Los Angeles Slopes of Mt. San Antonio 2988 Comment
  POM4229  Linaria canadensis var. texana C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
  UCD123840  Linaria pinifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15120 Los Angeles Santa Monica Mountains; junction of Decker Road and Mulholland Highway. 457 Comment
  RSA603399  Linum usitatissimum Louis C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: ca. 1/4 mile N of San Gabriel Blvd. Comment
  RSA247417  Lithophragma bolanderi Jack Delaini 1974-4-5 96 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 412 Comment
  RSA660509  Lithophragma heterophyllum Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 10 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA729764  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6712 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  SBBG31132  Lobularia maritima R. F. Thorne 1966-6-2 36522 Los Angeles front of fenced yard of caretaker's cottage, Girl Scout Camp at White's Landing 3 Comment
  RSA577252  Loeseliastrum matthewsii Orlando Mistretta 1994-7-18 1431 Los Angeles Horse Canyon/Circle Mtn. Rehab Project. In wide drainage W of Circle Mountain. 1799 Comment
  CAS-BOT-BC342110  Logfia arizonica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 4.1 miles north-west of Tapia Park on road to Malibu Lake 182 Comment
  SBBG63199  Logfia filaginoides R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR272562  Logfia filaginoides R. G. Swinney 2011-6-7 15032 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
  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
  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
  RSA535328  Lolium perenne subsp. multiflorum Timothy S. Ross 1991-5-20 5359 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  RSA97152  Lomatium dasycarpum subsp. dasycarpum F. W. Peirson 1919-3-27 338 Los Angeles Foot of trail to Lukens Peak 609 Comment
  UC592165  Lomatium mohavense H. L. Mason 1926-4-26 2979 Los Angeles summit Mint Canyon Comment
  RSA599664  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR98729  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 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
  UC1971336  Lomatium utriculatum Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Placerita Canyon. Comment
  RSA592022  Lonicera Mark Hoefs, D. Propst 1973-3-14 107 Los Angeles Santa Catalina Island: Moonstone canyon, east of Whites Landing; open canyon bottom 61 Comment
  RSA243774  Lonicera hispidula var. vacillans F. R. Fosberg 1931-7-9 763 Los Angeles Santa Catalina Island; Avalon. 50 Comment
  SD153100  Lonicera hispidula var. vacillans Steven A. Junak 1996-7-24 SCI 652 Los Angeles San Clemente Island; Box Canyon, 1.2 miles inland from beach. 245 Comment
  CAS-BOT-BC234812  Lonicera subspicata S. M. Kaune 1962-6-13 377 Los Angeles Ca. 15-20 mi. S. of Tejon Pass; on route toward Castaic, off of Hwy 99; just S. & above Oso Canon [Canyon]; S.W. end of Tehatchapi [Tehachapi] Mtns; Angeles Nat'l Forest 914 Comment
  UCR104187  Lonicera subspicata Scott D. White 1997-5-21 5197 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA158258  Lotus argophyllus subsp. ornithopus P. H. Raven 1962-7-12 18043 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  RSA90045  Lotus argophyllus subsp. ornithopus F. W. Peirson 1923-4-9 3468 Los Angeles San Clemente Island: about 2 miles SE of Wilson's cove Comment
  UCR124709  Lotus crassifolius B. C. Templeton 1932-6-19 4939 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR223262  Lotus crassifolius R. G. Swinney 2009-8-25 11470 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  RSA596418  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-11 3355 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  UC1594410  Lotus dendroideus var. traskiae Tim Ross 1992-4-14 6158 Los Angeles just below mouth Nanny Canyon (on low ridge that separates the Nanny Canyon drainage from the escarpment, central e side of San Clemente Island); San Clemente Island 99 Comment
  UC15608  Lotus grandiflorus J. H. Barber 1897-3-28 107 Los Angeles Santa Monica Canyon Comment
  SEINET12148047  Lotus grandiflorus H. M. Hall 1902-1 3273 Los Angeles Sierra Santa Monica Comment
  RSA525173  Lotus grandiflorus var. grandiflorus Walter Wisura 1990-6-16 4450 Los Angeles 7.8 mi S fr Soledad Canyon Rd along forestry rd 4N33 Comment
  RSA406156  Lotus hamatus M. B. Dunkle 1932-6-2 2168 Los Angeles Santa Catalina Island. White's landing Comment
  RSA406158  Lotus heermannii F. R. Fosberg 1930-7-7 S- 3140 Los Angeles Alamitos Bay 5 Comment
  RSA735253  Lotus heermannii var. heermannii Steve Boyd, Amber Maurice 2004-5-18 11315 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  RSA90322  Lotus humistratus F. W. Peirson 1919-5-11 406 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  RSA406249  Lotus procumbens Robert Gustafson 1978-6-1 961 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UC1211143  Lotus salsuginosus Huron H. Smith 1912-5-30 5037 Los Angeles near Avalon; Santa Catalina Island Comment
  UCR127651  Lotus salsuginosus A. C. Sanders, Mark Elvin 2002-6-20 25219 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UCR173881  Lotus salsuginosus Scott D. White, Michael Honer 2003-6-18 9560 Los Angeles Liebre Mtns, Canyon Country: immediately above homes and detention basins in tributary west of Tick Canyon 640 Comment
  POM9652  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-15 4005 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA670034  Lotus scoparius Joseph M. Keefe 2001-1-19 30975 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  RSA652440  Lotus scoparius var. scoparius K. M. Kosak 1961-5-2 43 Los Angeles Fish Canyon Road, Duarte Comment
  UC1922638  Lotus scoparius var. scoparius Valerie L. Soza, Laura Moore 2000-5-10 829 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. Near 34deg 14' 44.1'' N 118deg 18' 6.2'' W T2N R14W SE/4, NW/4 sec. 24. Elev. 1950 Feet. Comment
  UCR186659  Lotus scoparius var. scoparius A. C. Sanders 2006-5-16 32349 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR269943  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA748854  Lotus strigosus R. G. Swinney 2008-5-8 8785 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UC168718  Lotus strigosus unknown Jun 15 1906-Jun 18 1906 Los Angeles Summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  POM9176  Lotus strigosus P. A. Munz 1920-4-21 3687 Los Angeles San Dimas Canyon. 457 Comment
  POM50638  Lotus strigosus var. strigosus L. R. Abrams 1901-04 1231 Los Angeles Santa Monica Mountains Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA593760  Lotus wrangelianus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8551 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UC454605  Ludwigia peploides subsp. peploides I. J. Condit 1908-7-24 Los Angeles Compton Comment
  LA3032  Ludwigia peploides subsp. peploides Mary V. Hood; 1944-10-8 44 126 k Los Angeles 131 Comment
  RSA0021289  Lupinus bicolor Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5084 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0062531  Lupinus bicolor R. G. Swinney 2010-6-4 13055 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
  UC1481354 Image available Lupinus bicolor D. B. Dunn and C. Epling 1946-4-19 2129 Los Angeles 0.9 mi s Highway 99 and Highway 138 junction (and for several miles to the n of junction and n of the town of Gorman); ; N of Gorman, Los Angeles Co. 1066 Comment
  UC56617  Lupinus bicolor H. M. Hall May 1902 3068 Los Angeles s side Antelope Valley (Southern California); s side Antelope Valley Comment
  POM2410  Lupinus bicolor subsp. microphyllus C. F. Baker 1909-3-20 5252 Los Angeles Claremont. Comment
  RSA151829  Lupinus bicolor subsp. microphyllus David B. Dunn 1941-3-29 938 Los Angeles In vacant lot among lush growth of Avena, 1 mile east of Pomona Comment
  POM19126  Lupinus bicolor subsp. umbellatus Philip A. Munz 1923-4-10 6742 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA755882  Lupinus breweri R. G. Swinney 2008-7-24 9281 Los Angeles Waterman Mountain 2412 Comment
  RSA407121  Lupinus chamissonis Richard Arnold 1984-8-10 1021 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2 Comment
  RSA413473  Lupinus concinnus Robert Gustafson, Gary D. Wallace 1982-4-26 2531 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA597011  Lupinus elatus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3806 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  UCR45021  Lupinus excubitus A. C. Sanders 1986-7-30 6833 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
  RSA585943  Lupinus excubitus var. austromontanus T. S. Ross 1990-5-23 2634 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  JEPS65131  Lupinus excubitus var. hallii F. W. Peirson 1922-6-4 3090 Los Angeles San Gabriel Mountain, Soledad Canyon Soledad Canyon; San Gabriel Mountain, Soledad Canyon 685 Comment
  SEINET12154517  Lupinus excubitus var. hallii Unknown 1933-1 8339 Los Angeles Boquet Canyon Comment
  RSA597035  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3835 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  SBBG45473  Lupinus formosus D. Emery 1955-4-28 Los Angeles beyond Rock Crk turn-off on rd to Big Pines Comment
  UC15880  Lupinus hirsutissimus C. A. Colmore 1900-2-12 Los Angeles Rustic Canyon Santa Monica (Santa Monica); , Rustic Canyon Comment
  POM203864  Lupinus longifolius Charlotte M. Hoak 1933-7-1 s.n. Los Angeles Pacific Palisades, Santa Monica, Los Angeles. Comment
  RSA746960  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SD42005  Lupinus microcarpus var. densiflorus Darley F. Howe 1947-5-3 1549 Los Angeles Mint Canyon Comment
  RSA19104  Lupinus microcarpus var. microcarpus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek 1296 Comment
  UC15948  Lupinus nanus Dr. A. Davidson May 1895 Los Angeles Antelope Valley Comment
  CHSC25955  Lupinus odoratus var. odoratus J. Baltierra 1971-5-2 17 Los Angeles 15 miles East of Palmdale on South slope of Lovejoy Buttes in Mohave Desert. 975 Comment
  RSA0101380  Lupinus sparsiflorus Scott D. White, Pam De Vries 1998-4-20 6323 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 580 Comment
  UCR258705  Lupinus sparsiflorus R. G. Swinney 2010-3-22 12019 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCSB7327  Lupinus sparsiflorus McElwain, Isabelle 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  POM8704  Lupinus sparsiflorus subsp. sparsiflorus R. D. Harwood 1920-3-13 3320 Los Angeles San Jose Hills 4 mi. W of Pomona. 305 Comment
  SEINET11091455 Image available Lupinus sparsiflorus subsp. sparsiflorus G. B. Grant 1904-5-10 731 Los Angeles Pasadena Comment
  SDSU5017  Lupinus succulentus R. M. Beauchamp 1967-3-29 369 Los Angeles Santa Catalina Island. Growing beside road along beach south of Avalon. Comment
  RSA414319  Lupinus succulentus E. S. Spalding 1923-3-28 s.n. Los Angeles Claremont. Comment
  RSA414323  Lupinus succulentus N. C. Cooper 1948-5-13 2762 Los Angeles Pomona. 244 Comment
  RSA655798  Lupinus truncatus James Henrickson 2000-4-15 20703 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  RSA661017  Lupinus truncatus Orlando Mistretta 1992-4-5 157 Los Angeles Guds, San Clemente Island. Comment
  RSA669699  Lupinus truncatus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 493 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Burbank 7.5 Quad. 412 Comment
  RSA579307  Luzula comosa Timothy S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8087 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  POM4192  Lycium andersonii Marjorie Shaw, Edna Spaulding 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  CATA3236  Lycium californicum Julie L. King 2017-1-17 47 Los Angeles Santa Catalina Island: North side of West End Rd., north side of Cherry Valley, 0.5 road miles east of road to Cherry Valley 62 Comment
  CAS-BOT-BC140177  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  RSA451625  Lyonothamnus floribundus subsp. aspleniifolius M. B. Dunkle 1939-4-6 7316 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SD90401  Lyonothamnus floribundus subsp. aspleniifolius Robert Thorne 1973-4-12 42966 Los Angeles San Clemente Island: large canyon S of Mosquito Cove N of Chenity 259 Comment
  SBBG13649  Lyonothamnus floribundus var. floribundus P. H. Raven 1962-5-22 17833 Los Angeles first cyn W of Lions Head Pt 76 Comment
  UCR240001  Lythrum californicum R. G. Swinney 2009-11-9 11587 B Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA3747  Madia exigua C. B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. On point at west side of Fourth of July Cove. Comment
  UC625141  Madia exigua F. R. Fosberg 1931-5-4 S 4762 Los Angeles Bullrush Canyon Santa Catalina Island 60 Comment
  RSA729862  Madia gracilis R. G. Swinney 1999-5-29 7238 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  RSA435914  Mahonia dictyota L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  RSA526148  Malacothamnus clementinus Steve Boyd, Ross, Arnseth 1990-4-6 4142 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA433280  Malacothamnus davidsonii Geo. L. Moxley 1919-8-24 698 Los Angeles Big Tujunga Canyon. Comment
  CAS-BOT-BC206196  Malacothamnus fasciculatus Alice Eastwood 1917-7-20 6505 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC206198  Malacothamnus fasciculatus Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  CAS-BOT-BC206214  Malacothamnus fasciculatus Peter H. Raven 1962-5-21 17802 Los Angeles Bullrush Canyon, about opposite ranch in Middle Canyon, Santa Catalina Island 213 Comment
  CAS-BOT-BC206227  Malacothamnus fasciculatus I. Johnston 1917-5-13 982 Los Angeles San Gabriel Wash 152 Comment
  RSA433293  Malacothamnus fasciculatus M. B. Dunkle 1928-5-12 1932 Los Angeles Empire Landing, Santa Catalina Island. Comment
  RSA434306A  Malacothamnus fasciculatus I. M. Johnston 1917-5-13 982 Los Angeles San Gabriel Wash 152 Comment
  SD253496  Malacothamnus fasciculatus R. G. Swinney 2010-5-7 12580 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy (Sunland 7.5'Q) 494 Comment
  UCR89393  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-3 5391 Los Angeles Channel Islands, Santa Catalina Island, E side of Black Jack Mtn. at start of road to White's Landing. 412 Comment
  UCR187097  Malacothrix californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32240 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA638210  Malacothrix clevelandii L. C. Wheeler 1967-5-15 9580 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  SBBG131495  Malacothrix foliosa S. A. Junak, B. Collins 1991-4-24 SCI 187 Los Angeles dune area, just N of Eel Cove Cyn, E side of dunes 42 Comment
  UC1563082  Malacothrix glabrata Steve Boyd 1986-3-30 1498 Los Angeles 0.5 mi e Highway 18 junction with Highway 138 (ne of Pinyon Hills); Mojave Desert Comment
  UCR132353  Malacothrix saxatilis John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR259637  Malacothrix saxatilis R. G. Swinney 2010-4-15 12220 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA0038350  Malacothrix saxatilis Margaret Tucker 1966-5-17 s.n. Los Angeles San Rafael Hills, Glendale College. Comment
  POM292650  Malacothrix saxatilis var. tenuifolia Arthur L. Cohen 1934-8-2 4432 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  RSA527693  Malacothrix saxatilis var. tenuifolia Timothy S. Ross 1991-6-3 5516 Los Angeles Elephant hill: W Pomona 268 Comment
  CAS-BOT-BC167869  Malosma laurina Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  UCSB17157  Malosma laurina Hurst, Linda 1963-4-30 Los Angeles End of north Kenter Road, 3 miles from Sunset Blvd., West Los Angeles 548 Comment
  SEINET3155710  Malosma laurina G. R. Campbell 1947-10-5 548 Los Angeles hills just north of Avalon, Santa Catalina Island 152 Comment
  SBBG127964  Malva sylvestris M. G. Simpson, A. Russell, J. Dunn 2000-7-21 2211 Los Angeles corner of Honor St and Commitment St 116 Comment
  SBBG12258  Malvella leprosa P. H. Raven 1962-7-10 17956 Los Angeles N of a point W of Wall 2 30 Comment
  SFV12020  Marah horrida D. L. Koutnik, B. Holguin 1978-4-1 226 Los Angeles San Gabriel Mountains Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  RSA167856  Marah macrocarpa R. F. Thorne, P. C. Everett 1964-2-6 s.n. Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  UCR152478  Marah macrocarpa A. C. Sanders, Lee Jones 2005-4-8 29368 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA133806  Marah macrocarpa P. H. Raven 1959-2-15 s.n. Los Angeles Benedict Canyon at Mulholland Drive. Santa Monica Mtns. 335 Comment
  RSA656312  Marah macrocarpa var. macrocarpa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 657 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  UC1584906  Marrubium vulgare Tim Ross 1991-4-8 4480 Los Angeles western Pomona (w foot Elephant Hill); San Dimas Quad., western Pomona, Elephant Hill 243 Comment
  UCR273265  Marrubium vulgare R. G. Swinney 2011-10-25 15875 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  OBI25812  Marrubium vulgare Williams 1961-3-21 s.n. Los Angeles Santa Monica Mts Comment
  POM199728  Meconella denticulata I. W. Clokey, Bonnie C. Templeton 1929-04 4428 Los Angeles Mandeville Canyon. 450 Comment
  CDA4221  Medicago polymorpha L. C. Wheeler 1945-4-17 6016 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello Comment
  POM348024  Medicago polymorpha Bonnie C. Templeton 1930-4-2 4408 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA624071  Medicago polymorpha L. C. Wheeler 1967-5-18 9648 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  POM113990  Melica californica Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SFV21017  Melica imperfecta L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 700 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  UC1132298  Melica imperfecta H. A. Jensen 1933-4-10 Los Angeles Hollywood Lake; Pasadena Quad. 243 Comment
  UC934027  Melica imperfecta H. L. Cogswell 1951-5-8 94 Los Angeles .66 mi n San Dimas Foothill County Park (on small flat near bottom or n of small valley) 441 Comment
  UCD87864  Melica imperfecta Peter Kamb 1948-7-13 1214 Los Angeles San Gabriel Mts, Big Tujunga Canyon at Wildwood. 548 Comment
  UCR281373  Melica imperfecta R. G. Swinney 2014-5-19 16590 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA0030866  Melica imperfecta Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR258852  Melilotus indicus R. G. Swinney 2010-3-16 11912 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA652188  Melilotus indicus Guy C. Black 1948-4-23 s.n. Los Angeles 3 mi. north west of Covina. 213 Comment
  RSA440352  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  SBBG69294  Mentzelia albicaulis R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0097173  Mentzelia dispersa R. G. Swinney 2011-6-1 14969 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA579544  Mentzelia dispersa Tim S. Ross, Steve D. Boyd 1994-6-23 8060 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
  POM11578  Mentzelia dispersa P. A. Munz 1921-6-18 s.n. Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  RSA640326  Mentzelia laevicaulis Louis C. Wheeler 1931-8-10 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 854 Comment
  UCR126628  Mentzelia laevicaulis A. C. Sanders, Mark Elvin 2003-8-7 27176 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA191348  Mentzelia laevicaulis Robert F. Thorne, M. Z. Thorne 1967-7-19 37151 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  UCSB27653  Mentzelia laevicaulis Lavinger, S. 1975-10-27 Los Angeles Little Tujunga Road 3 miles south from its junction with Bear Drive; Little Tujunga Canyon 457 Comment
  LA82381  Mentzelia micrantha O. H. Kappler; 1943-5-30 477 Los Angeles Santa Monica Mountains, Trancas Canyon, at mouth of canyon Comment
  RSA585764  Mentzelia montana Orlando Mistretta 1995-7-11 1892 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  HSC97747  Mentzelia veatchiana Richard Spjut 2003-4-8 15182 Los Angeles Old Hwy. 28, S of Gorman, E of Hwy. 5 1272 Comment
  POM222372  Microseris douglasii subsp. platycarpha L. C. Wheeler 1936-4-12 4092 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  RSA533884  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5167 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  RSA653688  Microseris lindleyi Valerie L. Soza, Laura Moore 2000-5-10 868 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  RSA95203  Microseris lindleyi L. C. Wheeler 1934-4-24 2540 Los Angeles Liveoak Canyon Dam 457 Comment
  SD7679  Microsteris gracilis J. C. Nevin none given Los Angeles Los Angeles Comment
  RSA482525  Mimulus aurantiacus Richard Noyes, L. Arnseth 1988-4-30 535 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  LA51934  Mimulus aurantiacus Harlan Lewis; 1940-4-3 1289 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  UCR148059  Mimulus aurantiacus var. pubescens Steve Boyd, Amber Maurice 2004-5-18 11341 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA725894  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  RSA733676  Mimulus floribundus R. G. Swinney 1998-8-5 6651 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  UCR191171  Mimulus floribundus R. G. Swinney, Dave Larson 1999-7-21 7568 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  POM308398  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3122 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  UCR276889  Mimulus fremontii R. G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m. north of lodge on a SW-facing slope, E of the swimming pool 1220 Comment
  RSA0083158  Mimulus guttatus R. G. Swinney 2010-8-9 13476 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  UCR193690  Mimulus guttatus R. G. Swinney, Dave Larson 1999-5-29 7227 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  RSA654413  Mimulus longiflorus Matt Brooks 1988-4-15 15 Los Angeles Whittier, Turnbull Canyon Rd. 2.0 miles east of its intersection with Beverly Blvd. Comment
  RSA0043335  Mimulus longiflorus Ron Martinolich 1991-5-3 56 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut, 50 ft., up gully to west. 22 Comment
  UCR204010  Mimulus moschatus R. G. Swinney 2001-9-15 8130 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  UC1587155  Mimulus nasutus Tim Ross 1991-5-21 5411 Los Angeles junction of upper two forks Box Canyon (sw side of island); San Clemente Island 449 Comment
  RSA0094563  Mimulus palmeri Richard G. Swinney 2011-6-6 15013 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0056581  Mimulus parishii Orlando Mistretta 1994-5-25 1257 Los Angeles San Gabriel Mountains. Little Rock Creek. Near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  RSA332620  Mimulus pilosus Wayen E. Sawyer 1981-7-10 87 Los Angeles San gabriel Mountains, Angeles National Forest: CA Highway between Dawson Saddle and junction of CA Highway 39, 1.8 mile from Dawson Saddle. 2287 Comment
  CAS-BOT-BC173175  Minuartia douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  CAS-BOT-BC388668  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-5-25 7884 Los Angeles Liebre Mountains. 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 1708 Comment
  CAS-BOT-BC388655  Minuartia douglasii Steve Boyd; Tim Ross 1988-4-28 2248 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest 792 Comment
  RSA701177  Minuartia douglasii Michael Wall 1996-6-8 154 Los Angeles Angeles NF, Hwy N-3, N-facing talus slope 2.7 mi N of Hwy 2 Angeles Crest Hwy. Comment
  UCR273415  Mirabilis laevis R. G. Swinney 2011-3-18 14142 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CAS-BOT-BC434637  Mirabilis laevis var. crassifolia Geo. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  CAS-BOT-BC434642  Mirabilis laevis var. crassifolia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA0027977  Mirabilis laevis var. crassifolia James Henrickson 1979-3-18 18167 Los Angeles Ca. 7 miles N of Newhall in Dry Canyon S of Dry Canyon Reservior (DWP). 396 Comment
  POM307218  Mirabilis laevis var. villosa Henry J. Ramsey, Henry J. Ramsey 1937-6-24 2052 Los Angeles Big Pines, Palmdale Road. Comment
  RSA464229  Mirabilis laevis var. villosa F. W. Peirson 1923-5-26 4153 Los Angeles Rock Creek Divide 2012 Comment
  RSA587329  Mirabilis laevis var. villosa Orlando Mistretta 1992-5-4 228 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC284647  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1421 Los Angeles s slope Baldy 2590 Comment
  RSA733284  Monardella breweri R. G. Swinney 2001-5-17 7950 Los Angeles San Gabriel Mtns./Mojave Desert: Largo Vista area, along Panorama Rd. c. I mile west of Largo Vista Rd. 1338 Comment
  UCR190610  Monardella breweri R. G. Swinney 2001-5-17 7950 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, along Panorama Rd. c. 1 mile west of Largo Vista Rd. 1338 Comment
  CAS-BOT-BC219912  Monardella breweri subsp. glandulifera LeRoy Abrams 1902-7-7 2662 Los Angeles Glendora Comment
  CAS-BOT-BC219991  Monardella breweri subsp. lanceolata Moxley 1913-7-26 s.n. Los Angeles Near Newhall Comment
  CHSC5096  Monardella breweri subsp. lanceolata M. MacArthur 1967-7-16 81 Los Angeles Charlton flat ca. 1 mi from Angeles Crest hwy., below parking area #12, Angeles National Forest, San Gabriel Mtns. 1524 Comment
  RSA0039127  Monardella breweri subsp. lanceolata R. G. Swinney 2010-6-21 13249 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  CAS-BOT-BC220128  Monardella exilis Roxana S. Ferris 1918-6-12 925 Los Angeles Lancaster Comment
  UCR210288  Muhlenbergia californica R. G. Swinney 2008-7-16 9266 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  RSA611319  Muhlenbergia microsperma Steven A. Junak 1978-4-15 SCa- 25 Los Angeles Santa Catalina Island. North side of Cherry Valley Boy Scout camp Comment
  SEINET13383409 Image available Muhlenbergia microsperma R. G. Swinney 2010-1 11970 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 539 Comment
  SEINET10860551  Muhlenbergia microsperma LeRoy R. Abrams Abrams 1383 Los Angeles Monte Vista. Comment
  RSA746422  Muhlenbergia richardsonis Orlando Mistretta 1994-7-12 1400 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  RSA403606  Muhlenbergia rigens Anstruther Davidson 1912-07 2909 Los Angeles Hollywood. Comment
  SEINET3887499  Muilla maritima Timothy S. Ross, Steve Boyd 1994-5-25 7894 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, Liebre Mtn 7.5' USGS Quadrangle.; 0 1684 Comment
  UCR214455  Myosurus minimus subsp. apus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37633 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  SBBG16417  Nama demissa D. Myrick 1962-4-10 496 Los Angeles Hwy 6, 2 mi E of Palmdale 822 Comment
  PASA2105  Nama rothrockii Frank W. Peirson 1930-7-7 Los Angeles Arrastre Flat, San Bernardino Mts. 2285 Comment
  CAS-BOT-BC259801  Nassella cernua Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on main E-W ridgetop ca. 615 m E of Granite Triangulation Point and 620 m WNW of Oak Traing. Pt. 487 Comment
  RSA594735  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles 'OLD RIDGE ROUTE'': 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  CAS-BOT-BC260140  Nassella pulchra L. R. Abrams; I. L. Wiggins 1931-7-6 381 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA661181  Nassella pulchra LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 406 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  RSA602673  Navarretia atractyloides L. C. Wheeler 1936-6-8 4131 Los Angeles Bell-W Fork San Dimas Canyon divide, San Gabriel Mountains. 884 Comment
  UCD48404  Navarretia hamata Robert F. Thorne 1966-4-6 35914 Los Angeles Santa Catalina Island: dry, rocky slopes of old quarry W of Empire Landing. 91 Comment
  RSA104841  Navarretia hamata subsp. hamata Verne Grant 1956-6-13 9844 Los Angeles Head of Cobal Canyon, foothills of San Gabriel Mtns, north of Claremont. 915 Comment
  RSA11347  Navarretia hamata subsp. hamata F. L. Robinson 1921-5-9 60 Los Angeles Claremont. 365 Comment
  SFV20780  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 475 Comment
  RSA497249  Nemacladus ramosissimus L. C. Wheeler 1967-5-24 9730 Los Angeles Indian Canyon, hot dry sunny SW slope with low shrubs, burned a few years ago 792 Comment
  UCR189255  Nemophila menziesii R. G. Swinney 1998-5-16 6091 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  SDSU6082  Nemophila menziesii A. H. Gallup 1949-3-18 345 Los Angeles 366 Comment
  CAS-BOT-BC7218  Nemophila menziesii var. integrifolia Marcus Eugene Jones 1882-4-1 3037 Los Angeles Pasadena Comment
  UCSC000896  Nemophila menziesii var. integrifolia E. McMillan 1952-3-23 19 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  RSA523374  Nemophila menziesii var. menziesii G. H. True 1935-3-6 48 Los Angeles 4 miles west of Palmdale 945 Comment
  UCR271489  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  LA211201  Nemophila pedunculata Arthur C. Gibson; 2009-3-21 5385 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Side trail from service road to M.A.S.H. site. Comment
  RSA0057916  Nerium oleander Richard G. Swinney 2010-4-15 12223 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  SEINET6068460  Nicotiana attenuata Louis C. Wheeler 1973-7-15 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA426787  Nicotiana glauca E. A. McGregor 1964-1-8 s.n. Los Angeles Ravine, just east of Whittier. Comment
  RSA668160  Nicotiana glauca Don Jillson 1961-3-19 s.n. Los Angeles Scholl Canyon. 290 Comment
  UC1584908  Nicotiana glauca Tim Ross 1991-4-8 4474 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' Quad. (w Pomona) 228 Comment
  UC535346  Nicotiana glauca Ira W. Clokey, B. Templeton Jun 1929 4583 Los Angeles Mandeville Canyon; Santa Monica Mountains 150 Comment
  RSA0045422  Oenothera Wendy Boes, Andrew Wheeler 2009-7-13 2009 -045 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  SFV21790  Oenothera caespitosa L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Lancaster, side of road of Avenue D near 8oth Street West. 740 Comment
  SFV2524  Oenothera deltoides subsp. cognata T. L. Kasbeer 1963-11-6 s. n. Los Angeles Mojave Desert Quartz Hill along 50th Street West at Avenue L, 9 miles southwest of Lancaster. 740 Comment
  RSA562888  Oenothera deltoides subsp. deltoides D. Charlton 1991-4-16 4873 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  UCSB4457  Oenothera elata Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles 1828 Comment
  UC1007148  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-19 13988 Los Angeles Claremont Comment
  UCR206506  Oenothera laciniata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36967 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
  RSA248898  Oligomeris linifolia Robert F. Thorne 1973-4-12 42925 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  RSA459622  Opuntia basilaris Ora M. Clark 1929-3-30 1911 Los Angeles W. Lancaster. Comment
Read comments
Apr 10 2012
  RSA799971  Opuntia basilaris var. treleasei Pam De Vries 2013-5-26 7816 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1070 Comment
  RSA756916  Opuntia phaeacantha R. G. Swinney 2008-6-9 9018 Los Angeles Paradise Springs (Big Rock Creek Camp), 100 m west of campground on north bank of Big Rock Creek 1427 Comment
  RSA0087373  Orobanche bulbosa Carl B. Wolf 1932-10-5 4232 Los Angeles Santa Catalina Isl. So. side of Black Jack Peak. (below the buildings used to house workers.) 304 Comment
  SD253507  Orobanche fasciculata R. G. Swinney 2011-5-19 14777 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  RSA402054A  Orthocarpus purpurascens Reid V. Moran 1941-2-28 657 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  RSA599331  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-26 9359 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
  UCR189680  Osmorhiza brachypoda R. G. Swinney 1998-5-30 6171 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC501491  Osmorhiza brachypoda Joseph Andorfer Ewan 1932-6-17 7349 Los Angeles Arroyo Seco San Gabriel Mountains (stream bottom) 1097 Comment
  CATA2894  Osteospermum fruticosum Sara L. Crockett 1996-10-28 14 Los Angeles Santa Catalina Island: Casino, along walkway and perimeter of building 9 Comment
  UCR223174  Oxytheca trilobata R. G. Swinney 2009-7-22 11316 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR269586  Oxytheca trilobata R. G. Swinney 2011-6-29 15361 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  POM48028  Paeonia californica C. F. Baker 1903-4-1 4120 Los Angeles Claremont. Comment
  RSA630752  Paeonia californica Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 595 Comment
  RSA286654  Panicum acuminatum var. acuminatum R. F. Thorne 1974-6-28 44776 Los Angeles San Gabriel Mountains, Angeles National Forest: Lime Spring, tributary to Coldbrook Creek. 1250 Comment
  SBBG101139  Parapholis incurva T. Ross 1992-4-14 6183 Los Angeles Lemon Tank Rd, ca. 25 m ESE of its intersection with the main N-S island rd 341 Comment
  UC120528  Parapholis incurva T. S. Brandegee 1890-5-20 54 Los Angeles Santa Catalina Island Comment
  UCD88688  Parapholis incurva Louis C. Wheeler 1969-5-16 s.n. Los Angeles Santa Catalina Island. Fishermans Cove: USC Marine lab. 15 Comment
  SD236434  Parietaria judaica R. E. Riefner 2006-1-12 06 13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  SFV15665  Parkinsonia aculeata B. Kanno 1992-5-10 91 Los Angeles Santa Susana Mountains Stony Point, north end of CA-Highway 27. West side of area. 324 Comment
  SEINET11684736  Paspalum dilatatum Unknown 1979-1 914 Los Angeles Culver City near the Ramada Inn, ca 1.5 mi N of LAX [Los Angeles Airport] Comment
  CDA5094  Passiflora caerulea A. C. Sanders 2003-5-22 26815 Los Angeles San Gabriel Valley; Along 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 Comment
  RSA682514  Pectocarya anisocarpa Scott D. White, Michael Honer 2003-5-7 9187 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  SD186142  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles Newhall Ranch, south of Magic Mountain theme park. 351 Comment
  RSA661080  Pectocarya linearis Orlando Mistretta 1992-4-5 188 Los Angeles Guds, San Clemente Island. Comment
  UC557793  Pectocarya linearis subsp. ferocula Nell Murbarger March, 1936 100 Los Angeles San Clemente Island Comment
  RSA534065  Pectocarya linearis subsp. ferocula Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5253 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336 marker; 1800 ft SE of Malo Knoll (1396 ). Upper portion of drainage. 386 Comment
  CDA999  Pectocarya linearis var. ferocula D. G. Kelch 1991-3-23 1306 Los Angeles Catalina Island. East of Avalon. Comment
  SD215434  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  CAS-BOT-BC227690  Pectocarya recurvata Steven R. Hill; Kate Kramer 2001-4-22 33343 A 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. North side of..., 804 Comment
  SFV5402  Pectocarya setosa J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Big Pines Highway, midway between Pearblossom and Valyermo. Roadside. 1037 Comment
  UCR119285  Pectocarya setosa A. C. Sanders, D. Malueg 1998-6-22 22048 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA18947  Pectocarya setosa Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9474 Los Angeles Tejon Pass Lancaster road in western edge of yucca juniper forest, antelope Valley Comment
  UCR141589  Pedicularis semibarbata June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UCR25158  Pelargonium peltatum Rand Ch. Isbell 1970-5-10 11 Los Angeles Palos Verdes Peninsula, off Palos Verdes Drive South c. 6 mi. from Marineland, on federal land. Within 150 ft. of the ocean 26 Comment
  LA94135  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-14 2029 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA688843  Pellaea andromedifolia Scott D. White, Michael Honer 2003-6-11 9535 Los Angeles Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at Old Ridge Rt. 396 Comment
  UCR178219  Pennisetum setaceum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains, Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley 366 Comment
  CHSC101199  Penstemon centranthifolius Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains, near Shoemaker Canyon. 1444 Comment
  NY583772  Penstemon centranthifolius C. B. Wolf 1936-5-27 7836 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 miles off Soledad Canyon 914.4 Comment
  NY758502  Penstemon centranthifolius S. Boyd 2004-5-18 11308 Los Angeles Transverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  UCR141035  Penstemon centranthifolius June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  POM96336  Penstemon centranthifolius Philip A. Munz 1926-4-4 10007 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  RSA412439  Penstemon centranthifolius T. W. Minthorn 1927-6-11 s.n. Los Angeles Near Neenach. Comment
  RSA586978  Penstemon centranthifolius Orlando Mistretta 1992-5-8 319 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA408046  Penstemon grinnellii subsp. grinnellii Bonnie C. Templeton 1932-6-19 4941 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  RSA408048  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-10 S- 5645 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  NY601191  Penstemon grinnellii var. grinnellii R. M. Straw 1954-6-7 599 Los Angeles Upper San Gabriel River canyon, Crystal Lake, San Gabriel Mountains 1524.0 Comment
  RSA0011380  Penstemon grinnellii var. grinnellii Orlando Mistretta, Christine Mistretta 2011-7-13 5944 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  RSA549822  Penstemon heterophyllus var. heterophyllus Wandalee Thompson 1964-6-16 51 Los Angeles Near Swartz Ranch, Pine Canyon Road, N-2, ca. 7 mi. W of Lake Elizabeth 1128 Comment
  SFV16963  Penstemon labrosus J. N. Hogue, P. Wilson 1997-6-27 87 .7 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  UCD124199  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  RSA0072132  Penstemon spectabilis Carol Frazier 1966-5-10 23 Los Angeles San Rafael Hills. 213 Comment
  POM7645  Penstemon spectabilis subsp. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont. Comment
  SEINET11173500  Penstemon spectabilis var. subviscosus W. O. Griesel 1959-4-16 Los Angeles Santa Monica Mts., Old Topanga Rd. 152 Comment
  RSA0070769  Pentagramma triangularis R. F. Thorne, Percy C. Everett 1965-5-10 34494 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA655796  Pentagramma triangularis subsp. maxonii James Henrickson 2000-4-15 20705 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  CAS-BOT-BC77128  Pentagramma triangularis subsp. semipallida L. R. Abrams; I. L. Wiggins 1931-7-6 348 Los Angeles San Clemente Island - vicinity of Mosquito Harbor Comment
  LA94208  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1786 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  UC483376  Pentagramma triangularis subsp. triangularis L. R. Abrams and I. L. Wiggins 1931-7-6 348 Los Angeles vicinity of Mosquito Harbor; San Clemente Isl Comment
  RSA687379  Pentagramma triangularis subsp. triangularis M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  CATA527  Pentagramma triangularis subsp. viscosa Sara L. Crockett 1997-4-29 678 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, slope below barbed-wire fence line 420 Comment
  SD72860  Peritoma arborea var. arborea F. R. Fosberg 1930-2-12 S 4208 Los Angeles Mint Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC73735  Peritoma arborea var. globosa Geo. B. Grant 1901-1-1 615 Los Angeles Santa Catalina Island Comment
  RSA471846  Perityle emoryi M. B. Dunkle 1930-7-13 2435 Los Angeles Silver Canyon, Santa Catalina Island. Comment
  RSA471848  Perityle emoryi Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Caltalina Island Comment
  SEINET4335214  Persicaria lapathifolia L. C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills 259 Comment
  RSA0080976  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0084499  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12560 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA250701  Phacelia cicutaria var. hispida Robert F. Thorne 1971-3-21 41436 Los Angeles Johnson s Pastures N. of Mountain Ave., Claremont. 549 Comment
  RSA427696A  Phacelia ciliata Anstruther Davidson 1922 Los Angeles Gorman Station, Antelope Valley. Comment
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Jan 24 2015
  UCR141357  Phacelia cryptantha Orlando Mistretta 1992-5-18 352 Los Angeles Transverse Ranges; San Gabriel Mtns., Hunt Canyon shooting area, Angeles National Forest. Mount Emma Rd., 2 mi west of Little Rock Dam Comment
  RSA709547  Phacelia distans A. C. Sanders, Helen Kennedy 2005-4-13 29463 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA755860  Phacelia distans R. G. Swinney 2009-1-19 9992 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  RSA772304  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA308649  Phacelia distans David Armacost 1963-4-25 150 Los Angeles Diamond Bar Ranch, San Jose Mtns. 305 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
  UC284964  Phacelia floribunda P. A. Munz 1923-4-8 6624 Los Angeles San Clemente Island Comment
  RSA0061139  Phacelia fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6844 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CATA1851  Phacelia grandiflora Denise Kraus, Patricia Moore 2000-5-12 32 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Just downslope to northwest of intersection between western fuel break ridge and first ridge trending westward. Approximately 3,200 feet north of Airport Road. Just downslope of GHB Transect 4 381 Comment
  LA33995  Phacelia grandiflora Henry J. Thompson; 1959-5-24 2013 Los Angeles Santa Monica Mountains, Tuna Canyon, 2.3 mi N of Pacific Coast Hwy, 2.1 mi S of summit and junction with Saddle Peak Rd, Tuna Canyon Rd 396 Comment
  RSA136850  Phacelia grandiflora Percy C. Everett 1960-5-30 24137 Los Angeles San Gabriel Canyon, 2.2 mi. from entrance to Angeles Nat. Forest. 366 Comment
  RSA226008  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-29 40702 Los Angeles Aliso Creek at Tie Canyon 1372 Comment
  RSA428010  Phacelia imbricata subsp. imbricata Gale Sphon 1959-5-9 335 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  UC1595450  Phacelia imbricata subsp. patula Tim Ross 1992-7-10 6648 Los Angeles between Coldwater and Wickiup Canyon (ne slope on s side of creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  RSA74500  Phacelia minor F. W. Peirson 1918-1 162 Los Angeles burned area east of Rubio Canyon Comment
  UCD120571  Phacelia minor Daryl Koutnik; John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  SEINET5518993  Phacelia minor G. B. Grant 1903-1 965 Los Angeles Mt. Lowe Comment
  SD237475  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles San Gabriel Mountains: Waterman Mountain (Waterman Mountain 7.5'Q) 2412 Comment
  UCR276995  Phacelia mohavensis R. G. Swinney 2010-9-30 13912 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA428283  Phacelia mohavensis Anstruther Davidson 1939-7-4 s.n. Los Angeles Big Rock Comment
  UCR282594  Phacelia parryi Dan S. Cooper 2017-5-4 517- 31 Los Angeles Santa Monica Mountains, Medea Creek just south of Wagon Rd., adjacent to Paramount Ranch 232 Comment
  CAS-BOT-BC159103  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia Canyon, San Gabriel Mts. Comment
  RSA762286  Phacelia ramosissima var. latifolia Orlando Mistretta, Christine Mistretta 2008-5-5 2645 Los Angeles Southern California Edison transmission line corridor (Segment 11, Structure 79 per TRTP Survey 2008), in the vicinity of Millard Canyon. 701 Comment
  SBBG16184  Phacelia tanacetifolia H. and M. Dearing 1933-4-9 1504 Los Angeles Little Rock Cyn Comment
  SEINET12280408  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1933-1 8037 Los Angeles between Long Beach and Santa Monica Comment
  UCSB10395  Phacelia tanacetifolia Wedberg, H. 1957-4-6 Los Angeles 1/2 mi. W Las Flores, vacant lot N of road Comment
  UCR127033  Phacelia viscida Mark A. Elvin 2003-4-9 2472 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  RSA0043238  Phacelia viscida Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -19 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  CAS-BOT-BC250599  Phalaris minor L. A. Greata 1901-4-1 s.n. Los Angeles The Palms Comment
  RSA763412  Phalaris minor Scott D. White, Justin M. Wood 2009-5-6 12675 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SBBG105554  Phalaris minor T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5136 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  UC205649  Phalaris minor S. B. Parish 1918-6-5 11865 Los Angeles Playa del Rey Comment
  CATA3388  Pholistoma auritum Peter J. Dixon 2017-3-24 078 Los Angeles Santa Catalina Island: Lower Cottonwood Cyn, roadside 210 m south of Cottonwood Beach 55 Comment
  CATA985  Pholistoma auritum Mark L. Hoefs 1994-5-21 1857 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA670431  Pholistoma auritum I. W. Clokey, Bonnie C. Templeton 1929-04 4437 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UC24145  Pholistoma auritum J. H. Barber 1897-3-14 53 Los Angeles Santa Monica Canyon Comment
  UCR193683  Pholistoma auritum var. auritum R. G. Swinney, Dave Larson 1999-5-15 7139 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  CAS-BOT-BC434987  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. 976 Comment
  OBI81440  Phoradendron bolleanum R. G. Swinney 2009-11-13 11614 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station. 921 Comment
  RSA34534  Phoradendron densum N. C. Cooper 1943-11-19 992 Los Angeles Mint Canyon, mountainside near Mojave Desert. 762 Comment
  SBBG61543  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1929-5-17 Los Angeles Big Rock Crk, Paradise Camp Comment
  UCR223655  Phoradendron pauciflorum R. G. Swinney 2009-6-24 11252 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UC56841  Phyla lanceolata Ernest Braunton 1902-6-30 499 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  LA200484  Pickeringia montana subsp. montana Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET3388748 Image available Picris echioides F. A. MacFadden 12934 Los Angeles Waste land Culver City, Los Angeles Co. California Comment
  UCR48933  Picris echioides A. C. Sanders 1987-7-22 7165 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR143646  Pinus A. C. Sanders 1987-12-4 7450 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA384290  Pinus attenuata Ora M. Clark 1929-1-6 1465 Los Angeles Elysian Park, L.A. Comment
  CHSC26131  Pinus coulteri B. Prigge 1970-12-4 102 Los Angeles 24 mi NE of La Canada along State Hwy 2; San Gabriel Mts. 1645 Comment
  RSA250397  Pinus flexilis Robert F. Thorne, J. Dourley 1967-10-3 37289 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA0065473  Pinus flexilis Rudolf Schmid 1962-6-2 s.n. Los Angeles By highway in vicinity of Crystal Lake, Angeles National Forest. 1828 Comment
  SD252215  Pinus halepensis Steven A. Junak 2000-10-14 Sca 1418 Los Angeles Santa Catalina Island: W flank of Black Jack Peak, above road to summit of peak, overlooking Black Jack Bampground. 527 Comment
  NY61553  Pinus halepensis C. Dziekanowski 1976-7-20 2413 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
  RSA0055984  Pinus jeffreyi Richard G. Swinney 2010-10-8 14003 Los Angeles San Gabriel Mountains: Sadie Hawkins peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  SFV18302  Pinus jeffreyi J. N. Hogue 2002-7-21 179 1 Los Angeles San Gabriel Mountains Angeles National Forest, Camp Eaton (= Camp Cumorah Crest), 3 km NE of Newcomb Ranch. 1860 Comment
  CAS-BOT-BC78746  Pinus lambertiana Joseph Andorfer Ewan 1936-8-7 9984 Los Angeles Ski Trail above Big Pines, San Gabriel Mts. 2133 Comment
  RSA507549  Pinus monophylla L. C. Wheeler 1967-8-25 10513 Los Angeles Ca. 10 m uphill from trail, ca. 1/4 mi. N of Islip Saddle on Reed Spring Trail 1951 Comment
  RSA651147  Pinus ponderosa Kurt Zeiher 1949-5-7 sn Los Angeles Dalton Canyon. 152 Comment
  UCSB12272  Pinus ponderosa Suter, Richard 1961-3-3 Los Angeles Atop Mt. Wilson north of Pasadena, Calif.; collected 25 yds. north of parking lot at Mt. Wilson Hotel 1794 Comment
  CAS-BOT-BC136588  Piperia michaelii G. B. Grant 1901-6-5 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA297338  Piptatherum miliaceum Larry E. DeBuhr 1977-4-16 2570 Los Angeles Santa Catalina Island. Bottom end of Cottonwood Canyon Comment
  UCR129397  Piptatherum miliaceum A. C. Sanders, Mark Elvin 2002-6-20 25250 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CATA1362  Pittosporum undulatum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2475 Los Angeles Santa Catalina Island: Middle Canyon, along road, above Eagle's Nest Lodge 146 Comment
  RSA611668  Plagiobothrys acanthocarpus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10099 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
  SEINET3152899  Plagiobothrys arizonicus var. catalinensis G. B. Grant, W. Wheeler 1904-4-21 996 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  LA40191  Plagiobothrys canescens A. M. Johnson; 1932-4-4 3923 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR167529  Plagiobothrys canescens Scott D. White, Brian Leatherman 2005-3-18 10801 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  RSA528033  Plagiobothrys nothofulvus Zoe Washburn 1990-4-24 17 Los Angeles Live Oak Canyon, In La Verne, N of Baseline Rd. 609 Comment
  UCR223097  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CATA1212  Plantago coronopus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2268 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  UC1871062  Plantago coronopus Tim Ross 1993-4-21 6848 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit, Santa Catalina S USGS 7.5'quad, 33Y'20'27'N, 118Y'27'10'W, Alt 1430ft. 436 Comment
  UCR142493  Plantago erecta F. R. Fosberg 1931-3-26 S- 4383 Los Angeles Channel Islands, west [of] Hamilton Beach, Santa Catalina Island 80 Comment
  POM61303  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont. Comment
  RSA747295  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley: San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  RSA669339  Plantago lanceolata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 563 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  IRVC28611  Plantago lanceolata A. C. Sanders, Mark Elvin 2002-6-20 25236 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG68791  Plantago major M. N. Ackley 1929-5-26 781 Los Angeles San Dimas Cyn 457 Comment
  UCR172299  Plantago ovata Anuja Parikh, Nathan Gale 2005-7-18 2145 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22 488 Comment
  RSA589056  Plantago patagonica Orlando Mistretta 1994-6-6 1317 Los Angeles San Gabriel Mountains, Little Rock Creek: Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3. 1280 Comment
  RSA445700  Platystemon californicus Alnert B. Ulrey 1903-4-20 s.n. Los Angeles Sierra Madre Comment
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Nov 20 2010
  RSA93086  Pluchea odorata F. W. Peirson 1924-8-24 5093 Los Angeles Road from Artesia to Hungtington Beach. Comment
  RSA599096  Poa annua V. W. Steinmann 1996-5-6 856 Los Angeles Pomona, north of Route 10 at 1171 E. LaVerne Ave. (between Mountain Ave. and San Antonio Ave.) 300 Comment
  SDSU2781  Poa annua Gerald Collier 1951-5-10 M 54 Los Angeles 11618 Mayfield Ave., L.A. 49. in lawn. Comment
  SBBG130998  Poa annua S. A. Junak 1999-5-6 SCa 882 Los Angeles 0.1 mi W of Emerald Bay Rd, at gate 15 Comment
  UCR43344  Poa pratensis David Charlton 1986-6-15 305 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA545331  Poa secunda Timothy S. Ross 1992-4-14 6154 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  SEINET10882975  Poa secunda E. A. Kellogg, Elizabeth L. Taylor 1980-5-25 Kellogg 321 Los Angeles T8N R17W S29. On and above cutbank on county road N2. 1219 Comment
  RSA762385  Polycarpon tetraphyllum R. G. Swinney 2009-3-12 10101 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  POM293179  Polycarpon tetraphyllum Lyman Benson 1946-6-20 12103 Los Angeles Claremont, Drainage Slope Pacific Slope Comment
  RSA286762  Polycarpon tetraphyllum R. F. Thorne 1974-6-3 44688 Los Angeles Claremont, at 1010 Northwestern Drive 335 Comment
  SEINET11932266  Polycarpon tetraphyllum Unknown 1965-1 700 Los Angeles McCaskill Gardens, 25 South Michillinda Avenue, Pasadena Comment
  RSA466393  Polygonum convolvulus Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  RSA0084859  Polygonum lapathifolium R. G. Swinney 2010-9-1 13670 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
  RSA526146  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4140 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA689937  Polypodium californicum M. B. Dunkle 1939-4-4 7248 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  UCSB12090  Polypodium californicum Haines, Bruce 1962-3-10 Los Angeles 5mi N of Pacific Ocean on CA State Hwy 27 Comment
  UCSB62320  Polypodium californicum Kiefer, Lawrence 1967-6-4 Los Angeles San Gabriel Mtns., Devil's Canyon-Bear Canyon Wild Area, Bear Creek, ca. 2 mi below confluence with W fork 548 Comment
  RSA188523  Polypogon interruptus R. F. Thorne, John Olmsted 1965-8-26 35387 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  LA33430  Polypogon interruptus Peter H. Raven; Henry J. Thompson 1959-9-6 14406 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  UCR194266  Polystichum imbricans R. G. Swinney 1998-8-5 6657 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  CLARK-A1528-5599  Polystichum munitum John C. Roos 1937-7-3 Los Angeles La Canada Comment
  CAS-BOT-BC76676  Polystichum munitum Fay A. Mac Fadden 1954-9-18 26748 Los Angeles Tatte House, 5450 Carlin St. Comment
  UCR259397  Populus nigra R. G. Swinney 2010-9-9 13732 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
  RSA0080724  Potamogeton nodosus R. G. Swinney 2010-9-7 13711 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC154926  Prunus ilicifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8404 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC154928  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  POM306715  Prunus ilicifolia Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1667 Los Angeles Altadena, N. Craig Avenue. Comment
  RSA7588  Prunus ilicifolia Carl B. Wolf 1933-11-9 5547 Los Angeles Placerita Creek, 1 mile E of Newhall. 396 Comment
  UC1595346  Prunus ilicifolia Tim Ross 1992-5-17 6361 Los Angeles 740 m distant from the mouth of Shoemaker Canyon (East Fork of the San Gabriel River, San Gabriel Mountains); San Gabriel Mountains, San Gabriel River 713 Comment
  UC1922295  Prunus ilicifolia subsp. ilicifolia Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains; south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA187962  Prunus lyonii Robert F. Thorne 1966-9-16 36719 Los Angeles Santa Catalina Island. Near terminus of Renton Mine Rd.; upper end of Pebbly Beach Canyon 274 Comment
  RSA248896  Prunus lyonii Robert F. Thorne 1973-4-12 42955 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  RSA533996  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5134 Los Angeles San Clemente Island, eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and 1350 ft NW of the mouth of Larkspur Canyon. 145 Comment
  SEINET3145217  Pseudognaphalium beneolens G. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  UC55057  Pseudognaphalium beneolens Ernest Braunton 1902-9-1 673 Los Angeles Los Angeles Comment
  POM358774  Pseudognaphalium biolettii Ora M. Clark 1929-3-24 1778 Los Angeles S. Santa Susana Mtns. Comment
  CAS-BOT-BC356570  Pseudognaphalium biolettii Huron H. Smith 1912-6-1 5073 Los Angeles Avalon Canyon, Santa Catalina Isl. 38 Comment
  CAS-BOT-BC356706  Pseudognaphalium californicum Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC356708  Pseudognaphalium californicum Alice Eastwood 1917-7-20 6507 Los Angeles Santa Catalina Island Comment
  SEINET3195633 Image available Pseudognaphalium californicum G. Rink 2011-6-1 10578 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  CAS-BOT-BC357041  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-5-10 7710 Los Angeles Liebre Mountains. Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn summit 804 Comment
  NY63567  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS85663  Psoralea John Thomas Howell 1928-5-4 3772 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  POM183642  Pteridium aquilinum var. pubescens Joseph A. Ewan 1929-11-11 3445 Los Angeles Nichols Canyon, Santa Monica Mountains Comment
  RSA0011723  Pteris vittata R. G. Swinney 1998-6-9 6180 Los Angeles Fish Canyon at Fish Canyon Falls, 4.5 miles north of Fish Canyon Rd. at trail head. 427 Comment
  POM82709  Pterostegia drymarioides P. A. Munz 1925-4-23 9450 Los Angeles San Gabriel Canyon. 488 Comment
  RSA733678  Pterostegia drymarioides R. G. Swinney 1998-8-5 6656 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  UCR259573  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA650113  Purshia glandulosa Marion P. Harthill 1974-4-22 1667 Los Angeles Mojave Hwy. and N4. Comment
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Jan 4 2012
  RSA0073593  Purshia tridentata var. glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2061 Los Angeles Transverse ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA451429  Purshia tridentata var. glandulosa L. E. Hoffman 1934-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest Comment
  SBBG3069  Purshia tridentata var. glandulosa H. and M. Dearing 1933-4-9 671 Los Angeles Little Rock Cyn Comment
  JEPS23135  Pycnanthemum californicum Rimo Bacigalupi with Reino Alava 1958-7-21 6454 Los Angeles in canyon of South Fork Little Rock Creek (San Gabriel Mts., Angeles National Forest); San Gabriel Mts., Angeles National Forest 1432 Comment
  RSA0092265  Pycnanthemum californicum R. G. Swinney 2010-9-13 13817 Los Angeles San Gabriel Mountains: 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
  OBI49934  Quercus X alvordiana David J. Keil, V. L. Holland 1979-4-19 13042 Los Angeles Tejon Pass area at Fort Tejon along I-5 Comment
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Jun 18 2014
  RSA76856  Quercus agrifolia var. agrifolia I. M. Johnston 1927-9-10 s.n. Los Angeles Switzer's camp Comment
  LA200036  Quercus berberidifolia A. M. Johnson; 1934-5-4 4463 Los Angeles 342 Comment
  RSA653519  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  RSA668666  Quercus berberidifolia Steve Boyd, LeRoy Gross 2002-5-7 10435 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  SFV12014  Quercus berberidifolia D. L. Koutnik, B. Holguin 1978-4-1 223 Los Angeles San Gabriel Mountains Northwest of Palmdale on Elizabeth Lake Road. 915 Comment
  UCD45265  Quercus berberidifolia James Dilley; Jaime Kneitel 1997-2-23 s.n. Los Angeles Angeles National Forest, Big Tujunga Canyon Rd., about 200 yds. West of Angeles Forest Hwy. Comment
  UCD45315  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCD56584  Quercus berberidifolia J. W. Toumey 1894-9-14 s.n. Los Angeles Catalina Island. Comment
  UCR178223  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains, Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCSB27892  Quercus berberidifolia Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  CAS-BOT-BC62570  Quercus chrysolepis Timothy S. Ross; Orlando Mistretta; Carolyn Neal 1994-7-1 8078 Los Angeles San Gabriel Mountains: sheep Camp Spring, 334 deg. and 520 m NNW of Pacifico Mtn Summit, at the headwaters of Santiago Canyon 1940 Comment
  CATA1953  Quercus douglasii Martin A. Piehl 1962-10-3 62535 Los Angeles Santa Catalina Island: Bulrush Canyon, between the reservoirs 0 Comment
  POM295273  Quercus engelmannii Lyman Benson 1949-10-20 14276 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  UC1135587  Quercus engelmannii A. E. Wieslander 1936-8-29 685 Los Angeles Santa Anita Pasadena Quad. 182 Comment
  SEINET10962214 Image available Quercus engelmannii Joseph A. Ewan 1934-12-27 Ewan 8487 Los Angeles Tall chaparral of piedmont mesa. 2 mi. above A.T. & S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  RSA593777  Quercus john-tuckeri Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8554 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  POM370196  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Between the first 2 summits north of Castaic. 762 Comment
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Jun 25 2014
  RSA133465  Quercus lobata Peter H. Raven, H. J. Thompson 1959-4-3 13922 Los Angeles Just east of Malibu Junction. 244 Comment
  RSA591971  Quercus lobata Mark Hoefs, D. Propst 1974-5-10 469 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  SBBG116374  Quercus lobata R. Burgess, P. Munro 2002-5-6 5137 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  RSA592269  Quercus lobata Louis C. Wheeler 1967-5-8 9356 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  RSA141563  Quercus pacifica Percy C. Everett 1960-9-27 24292 Los Angeles Santa Catalina Island, ridge road to airport 366 Comment
  RSA213355  Quercus pacifica Reid V. Moran 1941-3-14 708 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  CAS-BOT-BC257062  Quercus tomentella P. S. Manos 1988-10-28 690 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  RSA190942  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  RSA618297  Quercus tomentella M. A. Piehl, Eisler 1962-6-10 62407 Los Angeles San Clemente Island: canyon E. of Thirst. 244 Comment
  CAS-BOT-BC104862  Quercus wislizeni G. B. Grant 1902-6-10 5104 Los Angeles Mt. Wilson Comment
  RSA0116114  Quercus wislizeni R. G. Swinney 2010-8-23 13568 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA582229  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1992-7-5 6607 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  IRVC29548  Rafinesquia californica A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26154 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  RSA596039  Rafinesquia californica Timothy S. Ross, J. Mark Porter 1995-5-4 8407 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA584857  Rafinesquia californica Timothy S. Ross 1993-6-1 7360 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail. 732 Comment
  UCSB16939  Rafinesquia californica Scoyoc, Dave 1963-5-18 Los Angeles Seaside Avenue, 0.8 miles east of intersection of Seaside Avenue and Terminal Way, Terminal Island, San Pedro Comment
  UCSC000842  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA638922  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1946-8-27 6253 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1113 Comment
  SD90444  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, J. Dourley 1967-10-10 37341 Los Angeles San Gabriel Mts., Angeles National Forest: Jackson Lake, west end 1867 Comment
  RSA640328  Rhamnus californica Louis C. Wheeler 1931-6-19 s.n. Los Angeles Base of San Gabriel Mountains: La Verne. . Comment
  RSA0094361  Rhamnus californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA589237  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2909 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
  RSA654625  Rhamnus californica subsp. californica Glenda Long 1981-4-26 24 Los Angeles West Fork San Gabriel [Canyon], 2.4 miles up road. Comment
  UC18522  Rhamnus californica subsp. californica State Survey 1869-12-18 62 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC56006  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 3207 Los Angeles Pasadena Comment
  RSA0086918  Rhamnus ilicifolia R. G. Swinney 2010-8-9 13466 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  SBBG27527  Rhamnus ilicifolia I. W. Clokey, B. Templeton -Mar-1929 Los Angeles Mandeville Cyn 200 Comment
  OBI6068  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island. 100 yds SE of summit of the Equestrian Trl, Back of Avalon 305 Comment
  POM220015  Rhamnus pirifolia F. R. Fosberg 1932-5-6 8134 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA3559  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 122 Comment
  SBBG30983  Rhamnus pirifolia R. N. Philbrick 1964-6-12 B 64 -1 Los Angeles Black Pt, Lorenzo Beach area Comment
  SBBG78556  Rhamnus pirifolia F. R. Fosberg 1932-5-7 8151 Los Angeles Grand Cyn, upper falls 130 Comment
  SD69634  Rhamnus pirifolia Rober F. Thorne, P. Everett 1965-5-10 34474 Los Angeles Near Echo Lake, Santa Catalina Island 427 Comment
  SEINET4089968  Rhamnus pirifolia R. Moran 1941-1 608 Los Angeles Johnson's Valley on Santa Catalina Island. 20 Comment
  UCSB24061  Rhus aromatica Wheeler, Louis 1932-4-9 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA0124239  Rhus integrifolia P. H. Raven 1959-3-1 13814 Los Angeles Santa Monica Mountains. Vermont Canyon. Griffith Park. 244 Comment
  RSA121772  Rhus integrifolia P. L. Johannsen 1934-1-27 247 Los Angeles 1/2 mile N.W. Mission Point. 838 Comment
  RSA150929  Rhus integrifolia P. H. Raven 1962-4-10 17245 Los Angeles above Wilson Cove. San Clemente Island 107 Comment
  SD107804  Rhus integrifolia Larry DeBuhr, Gary Wallace 1972-9-4 719 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  UCR214670  Rhus integrifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38151 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0060880  Rhus ovata R. G. Swinney 2010-8-16 13552 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA0116757  Rhus ovata R. G. Swinney 2010-8-23 13575 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA656221  Rhus ovata Joseph M. Keefe 1978-5-23 23217 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  SBBG71086  Rhus ovata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR272517  Rhus ovata R. G. Swinney 2011-10-27 15924 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 649 Comment
  LA94285  Rhus ovata Robert G. Engman; sn Los Angeles Comment
  RSA595692  Rhus trilobata L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA11765  Rhus trilobata var. pilosissima E. Lloyd 1933-1 25 Los Angeles Santa Monica Mountains, Mandeville Canon. Comment
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  UC421651  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles Santa Anita Canyon San Gabriel Mts. Comment
  SD143856  Ribes aureum Scott D. White 1997-2-2 4664 Los Angeles San Dimas/Pomona Area; Near Bonelli Regional Park, just NW of Puddingstone Reservoir, San Dimas Ave., and E of the I-210 Freeway. On fill slope below (N of) San Dimas Ave. 244 Comment
  UC1587674  Ribes aureum Tim Ross 1991-3-9 4177 Los Angeles ne slope at head Oak Canyon; Whittier Hills, Puente Hills (pro parte) 335 Comment
  UC450873  Ribes aureum Fay A. MacFadden 1931-3-17 2 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UCSB33720  Ribes aureum Miller, Brian 1963-3-15 Los Angeles Whittier Narrows; San Gabriel River 91 Comment
  CAS-BOT-BC92436  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash. 106 Comment
  UC1127637  Ribes aureum var. gracillimum Jerome S. Horton 1937-5-8 436 Los Angeles San Dimas Canyon wash below lower dam Pomona Quad. 304 Comment
  CAS-BOT-BC92448  Ribes aureum var. gracillimum Henry J. Thompson 1959-3-22 1872 Los Angeles Santa Monica Mountains. 1 mile west of Triunfo Canyon 3 miles west of Malibu Lake, Lobo Canyon. 243 Comment
  CAS-BOT-BC93071  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  POM199726  Ribes californicum var. hesperium I. W. Clokey, Bonnie C. Templeton 4472 Los Angeles Mandeville Canyon, Santa Monica Mtns. 300 Comment
  RSA191121  Ribes californicum var. hesperium Robert F. Thorne 1967-6-25 37124 Los Angeles San Gabriel Mountains: Lower end of Evey Canyon. 701 Comment
  RSA291590  Ribes californicum var. hesperium C. W. Tilforth, Walter Wisura 1979-5-15 1796 Los Angeles Johnson s Pasture above Claraboya, n. of Pomona. Comment
  RSA602965  Ribes californicum var. hesperium Louis C. Wheeler 1972-12-24 12795 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
  UC79600  Ribes californicum var. hesperium C. F. Baker 1903-2-17 4063 Los Angeles near Claremont (San Antonio Canyon) Comment
  UCR212834  Ribes californicum var. hesperium Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1830 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River main stem across from Morris Dam 402 Comment
  RSA729544  Ribes cereum var. cereum R. G. Swinney 1998-9-4 6898 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  SEINET5332699 Image available Ribes grantii G. B. Grant, Walter Wheeler 1904-1 1125 /6241 Los Angeles Mt. Wilson, southern California Comment
  RSA476180  Ribes indecorum Donald R. Bissing 1973-3-29 22 Los Angeles Evey Canyon, 1/8 mile from canyon mouth 731 Comment
  UC1127329  Ribes malvaceum A. D. Gifford 1934-4-23 151 Los Angeles 2 mi ne Castro Peak; Triunfo Pass Quadrangle Comment
  UCR205050  Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  CAS-BOT-BC6071  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island. Summit above Mosquite Cove. Comment
  RSA653924  Ribes malvaceum var. viridifolium Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1035 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  RSA596416  Ribes nevadense Tim S. Ross 1990-6-11 3353 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  RSA729431  Ribes nevadense R. G. Swinney 1998-7-14 6424 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. 2195 Comment
  RSA0056533  Ribes nevadense Orlando Mistretta 1992-5-16 15 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains. Comment
  UCR191292  Ribes quercetorum T. B. Salvato 2008-4-22 3307 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR202533  Ribes roezlii R. G. Swinney 2001-8-9 8013 Los Angeles San Gabriel Mtns., Mount Williamson, second peak from east on the ridge 2494 Comment
  CAS-BOT-BC186166  Ribes roezlii var. roezlii W. R. Dudley; F. H. Lamb 1896-6-9 4426 Los Angeles Liebre Mountains Comment
  CAS-BOT-BC186168  Ribes roezlii var. roezlii Wesley Griesel 1963-7-17 841 Los Angeles Ridge between Baldy Notch and Mt. Baldy, San Gabriel Mts. 2834 Comment
  UCR124733  Ribes roezlii var. roezlii B. C. Templeton 1932-7-21 5020 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC144438  Ribes speciosum Ernest Braunton 1902-3-16 180 Los Angeles Eangle Rock Canyon [Canon] Comment
  POM293051  Ricinus communis Lyman Benson 1945-10-22 11902 Los Angeles Claremont; Drainage area: Pacific Slope. 335 Comment
  SD90297  Ricinus communis Robert F. Thorne 1970-3-5 39353 Los Angeles Santa Catalina Island, NE slope of Blackjack Mountain at upper end of Swain's Canyon 399 Comment
  SFV21428  Ricinus communis L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1030 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  UCR108418  Ricinus communis L. C. Wheeler 1975-3-30 s.n. Los Angeles Hacienda Heights. Comment
  LA34192  Ricinus communis Peter H. Raven; Henry J. Thompson 1959-9-6 14377 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  UC1922892  Robinia pseudoacacia Valerie Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains region; Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  UCR219432  Rorippa nasturtium-aquaticum R. G. Swinney 2009-3-28 10186 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA230203B  Rosa californica Robert F. Thorne 1969-7-2 38297 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  CAS-BOT-BC156584  Rubus ulmifolius Carl B. Wolf 1932-5-9 3469 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. About 1/2 way to Mexican Houses 60 Comment
  RSA86836  Rubus ursinus F. W. Peirson 1919-4-19 380 Los Angeles Pacoima Canyon, western end of San Gabriel Mountains. 610 Comment
  SEINET3157597  Rubus vitifolius G. B. Grant 1136 Los Angeles Pasadena Comment
  CATA562  Rumex conglomeratus Mark L. Hoefs, Robert F. Thorne 1975-8-7 826 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  SBBG31075  Rumex conglomeratus R. F. Thorne with D. Propst 1968-5-27 37633 Los Angeles Middle Ranch Cyn Comment
  RSA466051  Rumex conglomeratus F. R. Fosberg 1930-6-23 S 2960 Los Angeles Del Rey, 2 Comment
  RSA466271B  Rumex conglomeratus Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
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Nov 4 2007
  UCR205079  Rumex crispus R. G. Swinney 2008-4-9 8625 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  SEINET1004069  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-1 26223 Los Angeles Western San Gabriel Mtns.: Castaic Valley Along Castaic Creek 0-2 km downstream from Lake Hughes Rd., NewHall Ranch. 351 Comment
  POM265698  Rumex salicifolius var. crassus J. C. Roos 1942-9-12 1743 Los Angeles Northwest of Santa Monica. Comment
  LA52195  Ruppia cirrhosa R. L. Armacost; 1960-7-12 1314 Los Angeles Santa Monica Mountains, Malibu Lagoon, mouth of Malibu Creek 1 Comment
  UC672595  Salazaria mexicana H. L. Mason 1926-4-26 2981 Los Angeles Vincent to Palmdale; Vincent to Palmdale Comment
  UC213369  Salicornia subterminalis Le Roy Abrams 4365 Los Angeles near Mesmer Comment
  RSA478883  Salicornia virginica F. R. Fosberg 1931-5-20 S 4915 Los Angeles Catalina Harbor, Santa Catalina Island. 1 Comment
  RSA478890  Salicornia virginica Dolores Bullock 1931-7-13 s.n. Los Angeles S. Broadway, Los Angeles. Comment
  UCR139942  Salix exigua L. C. Wheeler 1967-5-23 9665 Los Angeles Santa Clara River Valley, 1.25 mi. southeast of Honby 457 Comment
  LA52082  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1932-4-22 7633 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  UC506516  Salix exigua var. hindsiana C. R. and B. S. Ball 1933-7-6 2526 Los Angeles on Hwy. 199 near Gorman; San Gabriel Mts. Comment
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Jun 18 2014
  UCR108402  Salix gooddingii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road 610 Comment
  UCR162060  Salix gooddingii Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  LA52058  Salix laevigata Carl Hedin; J. A. Ewan 1933-1-28 7624 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA0021483  Salix laevigata Duncan S. Bell, Caitlin Elam 2013-7-11 5355 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  OBI70670  Salix lasiolepis Louis C. Wheeler 1962-6-30 8154 Los Angeles San Gabriel Mts. Pacoima Cyn at Bad Cyn 975 Comment
  POM362747  Salix lasiolepis Ora M. Clark 1929-3-29 1825 Los Angeles N. W. Sandberg. Comment
  RSA305934  Salix lasiolepis Fay A. MacFadden 1934-2-21 12433 Los Angeles Culver City. Comment
  RSA550405  Salix lasiolepis Tim S. Ross, Peter Fritsch 1990-6-20 s.n. Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA646133  Salix lasiolepis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA729943  Salix lasiolepis R. G. Swinney 1999-6-18 7299 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  SBBG57865  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura Comment
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Apr 2 2014
  UC1409067  Salix lasiolepis Robert F. Thorne and J. Dourley 1967-10-10 37371 Los Angeles along Angeles Crest Hwy 1.5 mi sw Dawson Saddle; San Gabriel Mt., Angeles National Forest 2301 Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UC506437  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-5-10 7651 Los Angeles at Colina Dr. Verdugo Canyon Comment
  UCR125252  Salix lasiolepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25501 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  UCR210104  Salix lasiolepis R. G. Swinney 2008-8-13 9374 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA0034684  Salix lasiolepis Carl W. Sharsmith 1932-1-17 09 Los Angeles Lower San Gabriel Canyon about 9.5 km. above Azusa. 300 Comment
  SEINET4855860  Salix lasiolepis var. bracelinae Carl W. Sharsmith 1932-1-17 7 Los Angeles Bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa. 91 Comment
  CAS-BOT-BC126285  Salix sessilifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles Comment
  RSA444922  Salsola tragus G. J. Hollenberg 1928-7-16 s.n. Los Angeles Near Del Rey Palisades. Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA780119  Saltugilia splendens J. Mark Porter 2005-6-8 14442 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  RSA226067  Saltugilia splendens subsp. splendens R. F. Thorne, C. W. Tilforth 1971-6-17 39927 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  RSA584869  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-4 2799 Los Angeles East-West ridge ca 1400 m N of Mt. Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  CATA1904  Salvia apiana Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA0082595  Salvia apiana R. G. Swinney 2010-6-4 12989 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA401634B  Salvia apiana William Emboden 1970-6-12 10 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  JEPS62536  Salvia apiana Frank W. Peirson 1918-6-28 180 Los Angeles Mt. Lowe foothills Mt. Lowe Comment
  POM62649  Salvia apiana Edward L. Greene 1903-7-20 3442 Los Angeles Claremont. Comment
  CHSC35383  Salvia carduacea M. B. Schwartz 1971-5-7 Los Angeles Ca. 20 mi. SE of Palmdale, 1 1/2 mi. So. of Ave. T at 116th St. East by R. R. in Littlerock in Mojave Desert. 853 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
  RSA0112765  Salvia columbariae R. G. Swinney 2011-3-29 14270 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA401453B  Salvia columbariae H. de Forest 1929-05 s.n. Los Angeles Griffith Park. Comment
  UCR258693  Salvia columbariae R. G. Swinney 2010-3-22 12033 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR270813  Salvia columbariae R. G. Swinney 2011-5-24 14831 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA596266  Salvia columbariae R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park. Trail at Poopout firebreak. 396 Comment
  RSA657355  Salvia columbariae C. Schapiro 1979-4-10 8 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  CAS-BOT-BC214314  Salvia dorrii var. pilosa Steve Boyd; Lauren Raz 1997-3-25 9262 Los Angeles Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road, Libre Mountains Region 950 Comment
  UCLA69658  Salvia dorrii var. pilosa Carl Epling 1925-3-11 8733 Los Angeles Palmdale Comment
  RSA82437  Salvia leucophylla F. W. Peirson 1919-5-11 412 Los Angeles Mint Canyon road near the bridge over the Santa Clara River, northwest of San Gabriel Mts. 427 Comment
  CAS-BOT-BC229498  Salvia mellifera Tim Ross; Steve Boyd 1991-4-25 4578 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  LA82004  Salvia mellifera Harlan Lewis; 1940-4-3 1292 Los Angeles Santa Monica Mountains, 15 mi. N [W] of Malibu Beach Comment
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Jun 16 2015
  RSA191020  Salvia mellifera Robert F. Thorne, J. Henrickson 1963-5-5 32287 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA654429  Salvia mellifera Brian McColgan 1988-5-10 9 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  UCD125553  Salvia mellifera G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  VVC3383  Salvia mellifera Tim Thomas 1973-5-1 18 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA8276  Salvia spathacea P. A. Munz, R. D. Harwood 1920-5-17 3972 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UC1184984  Sambucus mexicana Huron H. Smith 1912-5-1 4901 Los Angeles Eagle Rock Valley 152 Comment
  UC1595289  Sambucus mexicana Tim Ross 1991-3-10 4220 Los Angeles Bernard Field Station Claremont, Bernard Field Station (e side of RSA, vicinity of Phake Lake, marked as Pit on topo map) 391 Comment
  CAS-BOT-BC238715  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Howlands Landing at Sullivans Beach. Santa Catalina Island 6 Comment
  CAS-BOT-BC238729  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-7-5 680 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  CAS-BOT-BC238751  Sambucus nigra subsp. caerulea Robert F. Thorne; J. Dourley 1967-10-10 37377 Los Angeles San Gabriel Mts., Angeles National Forest: Cortelyou Springs 2072 Comment
  RSA0087860  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-21 13278 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA592419  Sanicula arguta Mark Hoefs, Doug Propst 1973-3-3 28 Los Angeles Santa Catalina Island. Rocky slope on open hillside in upper Cottonwood Canyon, west of Black Jack Mountain 366 Comment
  SEINET4069693 Image available Sanicula arguta M. B. Dunkle 1939-1 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCSB45426  Sanicula bipinnatifida Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  LA32973  Sanicula crassicaulis Carl Epling; March 1925 6524 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA32980  Sanicula crassicaulis Louis C. Wheeler; 1932-4-2 Los Angeles Santa Monica Mountains, Head of Mandeville Canyon 487 Comment
  UCR179661  Sanicula crassicaulis R. G. Swinney 1991-4-23 1585 Los Angeles San Gabriel Valley, Glendora, South Hills City Park, along Toyon Trail, south of Mauna Loa Park 256 Comment
  UCR238473  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-6 2667 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  SD107853  Sarcocornia pacifica Robert F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island; just above high tide line along east side of inner Catalina Harbor. 0 Comment
  UCR190116  Sarcodes sanguinea R. G. Swinney 1998-8-27 6808 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  RSA578837  Saxifraga californica T. S. Ross, Darin Banks 1994-4-13 7525 B Los Angeles Lower Clearwater Canyon: canyon bottom near stream, at margin of chaparral; ca 1545 m ESE of Plum Spring and ca 770 m W of San Francisquito Powerhouse No. 1. 669 Comment
  RSA597187  Schedonorus arundinaceus Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3735 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA0088420  Schinus molle R. G. Swinney 2010-2-27 11760 Los Angeles 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
  RSA616542  Schinus polygamus Scott D. White 4055 Los Angeles Geneva Ave.: N of San Jos e, S of Arrow Hwy; W of Indian Hill, E of Towne. Minimally maintained lawn and garden. 323 Comment
  SBBG112872  Schismus arabicus S. A. Junak 1998-3-22 SCa 502 Los Angeles Avalon Cyn along W side of Avalon Cyn Rd, just N of entrance to Wrigley Memorial Botanical Garden 106 Comment
  RSA670943  Schismus barbatus Joseph M. Keefe 2001-1-19 30929 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  UCR220213  Schismus barbatus R. G. Swinney 2009-4-24 10473 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCSB70300  Schoenoplectus acutus Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  CAS-BOT-BC111228  Schoenoplectus californicus Alice Eastwood 1906-5-27 179 Los Angeles San Pedro Comment
  RSA366006  Schoenoplectus californicus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  CAS-BOT-BC111226  Schoenoplectus californicus John Thomas Howell 1927-6-30 2624 Los Angeles In swamp on coastal plain one mile east of Long Beach. 15 Comment
  RSA127789  Schoenoplectus maritimus Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Santa Monica Mountains: Malibu Creek., 34 deg N, 118 deg -119 deg W. 6 Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  RSA366070  Schoenoplectus maritimus Edwin Kline 1924-7-5 s.n. Los Angeles Near Inglewood. Comment
  SBBG82789  Scirpus microcarpus M. Bufkin -May-1895 Los Angeles near Pasadena Comment
  UCR113693  Scirpus microcarpus L. C. Wheeler 1966-10-1 8950 Los Angeles San Gabriel Mtns., Big Tujunga Canyon at Colby Ranch Road 1098 Comment
  JEPS26438  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles UCLA; Santa Monica Mts 121 Comment
  SFV21810  Scrophularia californica R. D. Flores, J. Dang, M. L. Khim, P. L. Pajimola 2010-5-1 s. n. Los Angeles Santa Monica Mountains Zuma Canyon, Backbone Trail west of Newton Canyon. 450 Comment
  UCR124462  Scrophularia californica I. W. Clokey, B. C. Templeton 1929-1 4573 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  LA82041  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 377 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Lower end Sepulveda Canyon. Comment
  SBBG132095  Scrophularia villosa M. Elvin, D. Hannon, G. Allan, C. Clark, S. Burckhalter 1996-4-20 168 Los Angeles Stone field station just below balcony Comment
  SBBG53158  Scrophularia villosa S. A. Junak 1978-4-15 SCa 1 Los Angeles next to crk at upper end of Cherry Valley Boy Scout Camp; lower Cherry Valley 7 Comment
  UCR280547  Scutellaria mexicana R. G. Swinney 2014-4-17 16075 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA229017  Scutellaria siphocampyloides Robert F. Thorne, C. W. Tilforth 1971-6-30 40822 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA445374  Scutellaria tuberosa Martha Hilend 1928-4-18 195 Los Angeles Griffith Park. Comment
  UCR108207  Secale cereale Steve Boyd, Valerie Soza 1998-4-28 10169 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  SBBG127005  Sedum spathulifolium A. Parikh, N. Gale 2011-7-19 3568 Los Angeles W Fork San Gabriel River, 6.3 km W of St Hwy 39; San Gabriel Mtns 595 Comment
  CAS-BOT-BC62025  Selaginella bigelovii Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC62045  Selaginella bigelovii Timothy S. Ross; Steve Boyd 1994-5-25 7951 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit, ca 600-800 m WSW of summit, 1075 Comment
  RSA0021463  Selaginella bigelovii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5154 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0069778  Selaginella bigelovii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6996 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
  RSA638936  Selaginella bigelovii Louis Cutter Wheeler 1967-5-15 9582 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth.. 518 Comment
  RSA683767  Selaginella bigelovii Meryl B. Dunkle 1928-5-12 1927 Los Angeles Empire Landing 183 Comment
  SEINET10470944  Selaginella bigelovii LeRoy R. Abrams 1903-3-13 Abrams 3126 Los Angeles In dry ground, San Gabriel canon Comment
  CAS-BOT-BC327399  Senecio astephanus Dr. A. Davidson 1893-7-21 s.n. Los Angeles Wilson's Peak Comment
  UC741140  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  RSA0065435  Senecio californicus Eleanor McClung 1937-3-14 8 Los Angeles El Segundo. Comment
  RSA472901  Senecio californicus Thekla Mohr 1911-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC333082  Senecio flaccidus var. douglasii Alice Eastwood 1919-7-4 9278 Los Angeles Santa Monica Canyon Comment
  POM324251  Senecio flaccidus var. douglasii Keith C. Hughes 1960-10-3 216 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  RSA482195  Senecio flaccidus var. douglasii Richard Noyes 1987-9-19 423 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  RSA596207  Senecio flaccidus var. douglasii Lauren Raz, S. D. Boyd 1996-10-23 018 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SD74670  Senecio flaccidus var. douglasii Helen V. Witham 1969-9-25 479 Los Angeles Mulholland Highway 1 mile north of POacific Highway 120 Comment
  UCR206169  Senecio flaccidus var. douglasii A. C. Sanders, T. B. Salvato 2009-5-29 37039 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCR192832  Senecio ionophyllus R. G. Swinney 1998-7-6 6288 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  RSA16866  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SD52908  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Santa Catalina Island, Middle Ranch 214 Comment
  RSA656254  Senecio mikanioides T. Nishida 1976-1-2 112 Los Angeles Verdugo Mountains: 300 meters north of Colorado Street and 35 meters east of Figueroa Street, Eagle Rock District. 159 Comment
  UCR62106  Senecio vulgaris R. G. Swinney 1990-2-24 1513 Los Angeles San Gabriel Mtns, San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon Road, 1.5 mi. east of Glendora Mtn Road. East shoulder 473 Comment
  RSA608043  Senecio vulgaris L. C. Wheeler 1947-6-13 6520 Los Angeles Los Angeles/San Bernardino counties. San Gabriel Mountains: Cascade Canyon at fire road, near creek. Comment
  SEINET3480577  Sequoia sempervirens Unknown 1939-7-10 192 Los Angeles Los Angeles, Los Angeles Comment
  RSA608879  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  POM187465  Sherardia arvensis Louis C. Wheeler 1933-5-15 1914 Los Angeles San Gabriel. 107 Comment
  RSA660879  Sibara filifolia Orlando Mistretta 1992-4-5 142 Los Angeles Guds, San Clemente Island. Comment
  RSA433865  Sidalcea malviflora Anstruther Davidson 1890-09 s.n. Los Angeles San Gabriel Comment
  UCR272593  Sidotheca caryophylloides R. G. Swinney 2011-6-7 15030 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
  RSA0011594  Sidotheca trilobata Orlando Mistretta, Christine Mistretta 2011-6-17 5703 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  CAS-BOT-BC384477  Silene antirrhina Louis C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Canyon SE Hog Back, San Gabriel Mts. 1280 Comment
  SBBG93069  Silene gallica S. Myers, R. Montijo 1990-4-20 Los Angeles Powder Cyn; La Habra Heights 243 Comment
  UCR51074  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  RSA0041778  Silene gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2824 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  RSA533998  Silene gallica Timothy S. Ross 1991-5-17 5126 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  CAS-BOT-BC174905  Silene laciniata F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
  RSA0016985  Silene laciniata subsp. major James Clizbe 1930-5-6 s.n. Los Angeles Verdugo Hills. Comment
  RSA477928  Silene laciniata subsp. major Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  RSA649810  Silene laciniata subsp. major Matt Brooks 1988-5-1 27 Los Angeles Whittier, along the fire road at the bottom of Turnbull Canyon 0.3 miles south of its intersection with the Skyline Equestrian trail. Comment
  UC168898  Silene lemmonii unknown Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts., summit of Mt. Wilson (San Gabriel Mts., southern California) 1828 Comment
  RSA229093  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth 1971-6-30 40757 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  CATA3423  Silybum marianum Jaimie Choi, Olivia Reda, Stuart Olshevski 2017-5-1 004 Los Angeles Santa Catalina Island: Cape Canyon, interior 278 Comment
  RSA0114885  Silybum marianum R. G. Swinney 2011-4-26 14509 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCR154192  Silybum marianum A. C. Sanders, T. B. Salvato 2005-5-24 30244 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
  RSA188274  Sinapis arvensis R. F. Thorne 1966-6-1 36466 Los Angeles Pebbly Beach terminal, Santa Catalina Island. 6 Comment
  RSA660168  Sisymbrium altissimum Orlando Mistretta 1992-5-25 438 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  SBBG131939  Sisymbrium irio S. A. Junak 2000-5-19 SCa 1311 Los Angeles rd on SE side of Echo Lake 390 Comment
  RSA0110783  Sisymbrium officinale Steven A. Junak 2000-7-1 SCa- 1374 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  RSA65825  Sisymbrium officinale F. W. Peirson 1919-4-19 1899 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 579 Comment
  UCD115606  Sisymbrium orientale Donald R. Bissing 1973-3-29 27 Los Angeles Evey Canyon, San Gabriel Mountains, 0.125 mile from canyon mouth. 731 Comment
  RSA612174  Sisyrinchium bellum Valerie L. Soza, M. E. Siqueiros D. 1997-3-19 21 Los Angeles Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  LA32373  Solanum douglasii Peter H. Raven; 1959-4-4 13961 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  UCR231785  Solanum douglasii Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  JEPS12083  Solanum douglasii W. L. Jepson 1920-5-3 8919 Los Angeles Mission San Fernando Comment
  UCR48857  Solanum nigrum Steve Morgan 1974-5-1 26 Los Angeles San Gabriel Valley, 1212 E. Las Tunas Dr., San Gabriel 183 Comment
  SEINET6087458  Solanum nigrum Unknown 1975-9-12 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR126626  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2003-8-7 27174 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA0042406  Solanum rostratum Chuck Brasch 2011-8-17 s.n. Los Angeles Private residence in Claremont, CA. No. Grand Ave. 470 Comment
  CAS-BOT-BC157596  Solanum umbelliferum Ernest C. Twisselmann 1959-6-2 5328 Los Angeles Summit of Liebre Mountain 1676 Comment
  RSA581014  Solanum umbelliferum Jamie Kneitel 1995-4-9 17 Los Angeles San Gabriel Mountains, 4.7 miles north of ranger station on Angeles Crest Highway. 915 Comment
  RSA654171  Solanum umbelliferum Marilyn Porter 1991-5-5 12 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA714191  Solanum umbelliferum E. A. Purer 1935-5-11 6544 Los Angeles Hillside, Malibu Road Comment
  UC26239  Solanum umbelliferum W. H. Brewer 1860-1 108 Los Angeles San Gabriel Comment
  UCR259974  Solanum umbelliferum R. G. Swinney 2010-4-28 12440 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  POM4164  Solanum umbelliferum Leslie E. Fuller 1905-5-9 s.n. Los Angeles Claremont Wash. 366 Comment
  RSA427372  Solanum wallacei G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG105473  Solanum wallacei F. R. Fosberg 1931-5-6 4812 Los Angeles Cape Cyn 200 Comment
  LA81980  Solanum xanti O. H. Kappler; 1944-2-13 544 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UCR177294  Solanum xanti Scott D. White, Michael Honer 2003-5-7 9190 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  OBI69411  Solanum xanti Bradley J. Kayl, Jennifer Eckert 1994-3-20 1 Los Angeles Browns Cyn. Northridge 2 mi S of De Soto St Comment
  UCSB9422  Solanum xanti Haller, John 1950-3-30 Los Angeles U.C.L.A., Faculty Hill, near Sunset Blvd. Comment
  SEINET6186072  Solanum xanti var. intermedium I. W. Clokey 1931-3-11 5348 Los Angeles San Gabriel Canyon 900 Comment
  UCR270065  Sonchus asper R. G. Swinney 2010-5-12 12722 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA474079  Sonchus asper Howard Mullins 1931-3-6 s.n. Los Angeles City lot Comment
  SD30993  Sonchus asper Edith A. Purer 1931-3-26 Los Angeles Palos Verdes Hills, roadside Comment
  SD27747  Sonchus oleraceus Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island, Avalon, near bathhouse. Comment
  SD69794  Sonchus oleraceus Robert F. Thorne 1966-4-7 Los Angeles Santa Catalina Island: moist shade of Prunus ilicifolia lyonii forest at bottom of canyon, Cherry Valley. 60 Comment
  SEINET13384003 Image available Sonchus oleraceus R. G. Swinney 2010-1 12326 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA0021431  Sonchus oleraceus Anonymous 1951-3-20 s.n. Los Angeles Point Dume 27 Comment
  SFV4119  Sonchus oleraceus M. Wisotsky 1958-5-25 s. n. Los Angeles San Fernando Valley Pacoima. To the rear of 12904 Osborne Avenue, directly behind house. Comment
  SD230143  Sorghum halepense Louis C. Wheeler 1968-11-9 Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. Sunny, irrigated avocado grove. 231 Comment
  LA32077  Sorghum halepense Peter H. Raven; Henry J. Thompson 1959-10-18 14665 Los Angeles SANTA MONICA MOUNTAINS, Pacific Coast Hwy, 1.6 mi S of junction to Malibu Canyon. 22 Comment
  RSA652721  Spartium junceum T. Strid 1972-4-29 s.n. Los Angeles L.A.S.Co.A. Fire Plot, Los Pinetos Guard Sta. 1097 Comment
  UCR255855  Spartium junceum Dan S. Cooper 2014-6-4 614- 60 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  UCR270234  Spartium junceum R. G. Swinney 2011-11-1 15955 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR197222  Spergularia bocconi Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 984 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  RSA0097926  Spergularia bocconi James Henrickson 1973-6-15 10719 Los Angeles City of Long Beach; along beach near Long Beach Arena. 3 Comment
  RSA591802  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Due west of Wall 2; San Clemente Island. 6 Comment
  RSA0011084  Spergularia salina James Snow 1932-1 2 Los Angeles Bryant Ranch, near Long Beach. Station no. 4. Comment
  RSA0098643  Sphaeralcea ambigua subsp. ambigua R. G. Swinney 2010-6-1 13127 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA674846  Stachys ajugoides Scott D. White 2000-5-6 7782 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  RSA596268  Stachys albens R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mts, in and near Glendora Wilderness Park, in Big Dalton Canyon and it s tributaries. Morgan Canyon debris basin. 366 Comment
  RSA774054  Stachys albens R. G. Swinney 2009-6-12 11135 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA82555  Stachys albens F. W. Peirson 1921-7-1 1046 Los Angeles Santa Clara River bed in Soledad Canyon, near bridge on road to Mint Canyon. 442 Comment
  UCR210155  Stachys albens R. G. Swinney 2008-8-13 9362 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  POM126694  Stachys rigida subsp. quercetorum Jos. Burtt Davy 1898-4-2 4192 Los Angeles Angel Island. Comment
  CAS-BOT-BC60916</