Search Results — 2000 specimen records retrieved (1547 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 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
  RSA460983  Abronia umbellata Tisdale 1929-4-15 s.n. Los Angeles Sand Dunes El Segundo Comment
  UCR255474  Acacia Dan S. Cooper 2014-6-26 614- 27 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  SBBG31226  Acacia decurrens R. F. Thorne with P. C. Everett 1965-6-22 34921 Los Angeles S of Avalon Golf Course; cultivated 121 Comment
  RSA651425  Acacia longifolia J. G. Page 1949-2-7 s.n. Los Angeles Collected at corner of Towne & Lincoln, Pomona. Comment
  RSA600706  Acacia mearnsii L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mountains. Canyon Crest Drive, Millard Canyon. 403 Comment
  RSA414917  Acacia melanoxylon C. B. Liter 1928-04 s.n Los Angeles Santa Catalina Island Comment
  RSA651446  Acacia paradoxa Robert E. Boyles 1948-1-18 s.n. Los Angeles San Dimas Park. 304 Comment
  RSA660516  Acer macrophyllum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 23 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA799864  Acer macrophyllum Monica Rodriguez, Michelle Terrazino, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1288 Comment
  SD251166  Acer macrophyllum Duncan S. Bell 2013-7-11 5371 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountin Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  SD41963  Acer macrophyllum Darley F. Howe 1947-3-22 1514 Los Angeles 3 miles from ocean, Topango Canyon Comment
Read comments
May 22 2014
  UC63856  Acer macrophyllum H. M. Hall June 1899 Los Angeles Schwartout Canyon San Antonio Mountains, Schwartout Canyon 1828 Comment
  UCR199989  Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  CAS-BOT-BC21684  Achillea millefolium J. Ewan 1929-5-30 3510 Los Angeles San Gabriel Mts. Old Mount Wilson Trail 609 Comment
  SD51907  Achillea millefolium Peter H. Raven 1962-4-11 17303 Los Angeles San Clemente Island; 1.0 mile south of Wilson Cove. 120 Comment
  RSA292460  Achnatherum coronatum James Henrickson 1973-6-23 10935 Los Angeles 1 1/2 miles N of Malibu, in tract of land at junction of Rambala Pacifico and Schueren Road Comment
  UC641627  Achnatherum hymenoides G. L. Stebbins Jr. 1939-6-16 2860 Los Angeles 5 mi s Gorman (along US Hwy 99) 1005 Comment
  RSA667596  Achyrachaena mollis Steve Boyd, Lee Lenz 2001-5-2 10424 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  UCR180341  Achyrachaena mollis Scott D. White, Pam Devries 2006-5-10 11427 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  SD92027  Acmispon argophyllus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22677 Los Angeles San Clemente Island, Wilson's Cove, east slope 49 Comment
  LA52432  Acmispon glaber var. glaber Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA211933  Acmispon grandiflorus var. grandiflorus Orlando Mistretta; Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Bouquet Canyon. Comment
  SD13186  Acmispon maritimus Edith A. Purer 1935-5-11 6549 Los Angeles Santa Monica Mountains, Malibou Road, hillside Comment
  LA52419  Acmispon maritimus var. maritimus C. L. Hogue; 1954-3-30 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  SBBG125850  Acmispon procumbens var. procumbens A. Parikh, N. Gale 2010-5-31 3240 Los Angeles Sierra Pelona, 4.1 km W of State Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1050 Comment
  SBBG68090  Acmispon strigosus R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  RSA177873  Acourtia microcephala R. F. Thorne, P. Everett 1965-5-12 34597 Los Angeles Catalina Canyon, at upper end; Santa Catalina Island 244 Comment
  CAS-BOT-BC133190  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Santa Catalina Island, along the equestrian trail, back of Avalon 106 Comment
  CAS-BOT-BC133191  Adenostoma fasciculatum L. R. Abrams; I. L. Wiggins 1931-7-4 315 Los Angeles White's Landing, Santa Catalina Island Comment
  CHSC3688  Adenostoma fasciculatum MacArthur 1966-5-12 20 Los Angeles San Raphael Hills - Glendale College. 213 Comment
  POM615  Adenostoma fasciculatum Caroline S. Weinland s.n. Los Angeles Palmer Canyon. N of Claremont. 381 Comment
  SDSU20  Adenostoma fasciculatum H. Wedberg 1966-4-3 1185 Los Angeles Chaparral slope burned in 1964, above Hill Dr, at Neal, in Eagle Rock. 457 Comment
  UCR177135  Adenostoma fasciculatum Joseph M. Keefe 2001-1-19 30947 Los Angeles Transverse Ranges; Verdugo Mts region; San Rafael Hills, south by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles 305 Comment
  UCR223392  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0016930  Adenostoma fasciculatum var. fasciculatum Kelly Middleton, David Middleton 1988-5-23 35 Los Angeles Glendora Ridge Road, 6.5 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  CAS-BOT-BC176438  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns: upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  POM155771  Adiantum capillus-veneris M. B. Dunkle 1928-10-7 1987 Los Angeles Middle Ranch gorge, Santa Catalina Island. 30 Comment
  RSA687670  Adiantum capillus-veneris E. Crow 1928-10-21 1 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  UCR272619  Adiantum capillus-veneris R. G. Swinney 2011-10-27 15935 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  CAS-BOT-BC65631  Adiantum jordanii George B. Grant; Walter Wheeler 1904-4-21 26 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA729409  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  SEINET6412857  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  CDA7751  Agoseris grandiflora Phillipson 1915-5-19 Los Angeles Monrovia. Comment
  PASA910  Agoseris plebeja Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 792 Comment
  CAS-BOT-BC14783  Agoseris retrorsa G. B. Grant 1900-4-12 2450 Los Angeles Mount Lane, So. California Comment
  SEINET3237839 Image available Agrostis R. G. Swinney 1999-8-14 7625 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  UCR243020  Agrostis R. G. Swinney 2009-8-6 11515 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA720607  Agrostis exarata R. G. Swinney 1997-7-23 5730 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  SBBG131613  Agrostis pallens S. A. Junak 1999-5-21 SCa 999 Los Angeles Goat Harbor, near W end of beach, N-facing coastal bluffs 6 Comment
  UCR205988  Agrostis stolonifera R. G. Swinney 2001-9-16 8168 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
  LA201977  Albizia lophantha Arthur C. Gibson; 2004-3-10 5009 Los Angeles 146 Comment
  RSA367071  Allium burlewii Albert J. Perkins 1918-6-26 s.n. Los Angeles Mt. San Antonio. 3049 Comment
  SEINET3153888  Allium campanulatum G. B. Grant, W. Wheeler 1904-1 34 /4408 Los Angeles Santa Catalina Island, Pacific Ocean Comment
  UC3119  Allium lacunosum var. davisiae A. Davidson Los Angeles Harold Mohave Region, Harold Comment
  JEPS104678  Allium monticola John L. Morrison 1937-6-17 2524 Los Angeles San Gabriel Mountains; along the trail 500 yds above junction of main trail (Mount Islip trail) and Big Cienega camp trail Comment
  UCR120887  Allium monticola L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., north side of Burkhart Saddle 2104 Comment
  SEINET2444429  Allophyllum divaricatum A. C. Sanders, Mark A. Elvin; Dave Fleitner 2003-8-6 27146 Los Angeles Ne end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle. 280 Comment
  SEINET12278603  Allophyllum gilioides Unknown 1933-1 8504 Los Angeles Hollywood hills Comment
  RSA729453  Allophyllum gilioides subsp. gilioides R. G. Swinney 1998-7-8 6309 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC449756  Allophyllum glutinosum F. M. Reed 1909-6-25 2742 Los Angeles Pipe line trail of San Antonio Power Co. Comment
Read comments
Dec 7 2014
  RSA0081626  Alnus rhombifolia R. G. Swinney 2010-8-30 13634 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  SEINET10746295  Alocasia Thomas B. Croat 2003-4-6 Croat 87601 Los Angeles Los Angeles County Arboretum, Rare Plant House. Comment
  POM50706  Alopecurus carolinianus Le Roy Abrams 1901-04 1455 Los Angeles Inglewood Comment
  UC116351  Alternanthera caracasana J. C. Nevin Los Angeles Los Angeles Comment
  SEINET6041178  Alternanthera philoxeroides Unknown 1946-8-9 6222 Los Angeles San Gabriel. Rio Hondo at San Gabriel Blvd. Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA729751  Amaranthus albus R. G. Swinney 1999-7-28 7584 Los Angeles Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon. 1098 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
  UCR127390  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-8-7 25558 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  CDA3242  Amaranthus blitum Tom Yutani 1988-10-29 Los Angeles Intersection of Beach Blvd. (Hwy 39) and Rosecrans Avenue, La Mirada, at the Orange County line. 0 Comment
  JEPS54295  Amaranthus californicus Frank W. Peirson 1922-7-6 3183 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  SBBG98422  Amblyopappus pusillus T. Ross 1991-5-22 5446 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  UCR121674  Amblyopappus pusillus J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  RSA416880  Amblyopappus pusillus Anstruther Davidson 1914-05 3691 Los Angeles San Pedro. Comment
  SDSU6855  Amblyopappus pusillus R. M. Beauchamp 1967-3-19 337 Los Angeles Behind West Cove. Comment
  LA50811  Ambrosia acanthicarpa Peter H. Raven; Henry J. Thompson 1960-7-17 15561 Los Angeles Santa Monica Mountains, Saddle Peak, shoulder of peak, 1 mi E of summit 609 Comment
  SBBG41313  Ambrosia chamissonis M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  CAS-BOT-BC44996  Ambrosia confertiflora Scott D. White; Justin Wood 2008-6-4 12051 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  UCR199716  Ambrosia confertiflora Scott D. White, Justin Wood 2008-6-4 12051 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  UCR205864  Ambrosia confertiflora Kelly Volansky 2006-2-17 s.n. Los Angeles San Gabriel Valley, Montebello Hills, east of Montebello Blvd. near the Paramount Blvd. exit from Hwy 60 113 Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  UC53981  Ambrosia psilostachya H. P. Chandler 1907-9-9 2044 Los Angeles Ballona Marshes Comment
Read comments
Sep 26 2011
  LA202598  Ammannia coccinea Louis Wheeler; 1932-9-19 1387 Los Angeles 121 Comment
  UCR47297  Amsinckia intermedia D. L. Koutnik 1978-3-7 s.n. Los Angeles NE corner of Balboa and Parthenia in Northridge 249 Comment
  UC551829 Image available Amsinckia spectabilis F. R. Fosberg 1932-3-28 10618 Los Angeles n slope San Pedro Hills , Palos Verdes Estates Comment
  POM368398  Amsinckia tessellata H. Wells 1968-3-30 14 Los Angeles Mojave Desert, 3.1 miles N of junction of Palmdale Blvd and State Highway 14, on Highway 14, West 1.4 miles junction of State Highway 14 and side road, on side road. Comment
  SBBG63562  Amsinckia tessellata R. Hoffmann 1927-6-8 Los Angeles near Sandberg's Comment
  UCR192169  Amsinckia tessellata A. C. Sanders 2008-4-17 34934 Los Angeles Transverse Range, hills c. 1.5 miles SW of Neenach School, c. 1.5 mi. west of Pine Canyon 989 Comment
  RSA0091455  Amsinckia tessellata var. tessellata Michael Horn 1991-5-3 17 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
  POM9026  Anagallis arvensis P. A. Munz, R. D. Harwood 1920-3-18 3338 Los Angeles San Josae Hills, 3 mi. W of Pomona. 305 Comment
  RSA0038443  Anagallis arvensis A. L. Haines 1962-4-9 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains. 274 Comment
  SEINET10821975  Ananas comosus Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2595 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC45260  Ancistrocarphus filagineus Steve Boyd; Lauren Raz 1997-4-16 9511 Los Angeles Liebre Mtns, Lower Apple Canyon, due E of the confluence of Canda de Los Alamos (Lower Hungry Vly) and Peace Vly and I-5 853 Comment
  SBBG125052  Androsace elongata subsp. acuta A. Parikh, N. Gale 2010-5-25 3220 Los Angeles E Liebre Mtns, Sierra Pelona, 5.4 km W of State Hwy 14, 2.0 km SW of California Aqueduct 1131 Comment
  UCR185585  Androsace elongata subsp. acuta A. C. Sanders 2007-4-25 33555 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  SBBG7561  Anisocoma acaulis H. and M. Dearing 1930-4-15 2377 Los Angeles S of Palmdale Comment
  UCR222783  Anisocoma acaulis R. G. Swinney 2009-4-28 10549 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA175132  Anisocoma acaulis R. F. Thorne 1963-5-15 31687 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  UC1532951  Anthriscus caucalis C. W. Tilforth 1975-4-21 979 Los Angeles n of Claremont (Palmer Canyon); Palmer Canyon Comment
  UCR119055  Antirrhinum coulterianum Jeremiah George 2001-4-27 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Palos Verdes Estates 30 Comment
  SFV6493  Antirrhinum multiflorum T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 Los Angeles Santa Susana Mountains Along sandstone ridge just west of junction of main ridge road with Brown Canyon Road. 1067 Comment
  UCR213779  Antirrhinum multiflorum Scott D. White, Justin M. Wood 2009-5-6 12651 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, dirt road between Cogswell Dam and fill slope on the south side of Cogswell Reservoir 808 Comment
  UCR131369  Antirrhinum nuttallianum Jeremiah George 2001-5-29 6 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  SD107884  Antirrhinum nuttallianum subsp. subsessile Mark Hoefs, Doug Propst 1973-5-4 227 Los Angeles Santa Catalina Island; by Thompson Dam, Middle Canyon 213 Comment
  POM18239  Antirrhinum nuttallianum subsp. subsessile Philip A. Munz 1923-4-11 6766 Los Angeles Hay Ranch, San Clemente Island Comment
  RSA150673  Aphanisma blitoides P. H. Raven 1962-5-8 17610 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  UC1215237  Aphanisma blitoides Peter H. Raven 1962-5-8 17610 Los Angeles walls of second canyon s Seal Cove; San Clemente Island 30 Comment
  UC284143  Aphanisma blitoides P. A. Munz 1923-4-11 6774 Los Angeles low shore on w coast San Clemente Island Comment
  LA34300  Apiastrum angustifolium Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM147961  Apiastrum angustifolium Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM257566  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  UCR155381  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-5-24 30265 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
  POM3220  Apiastrum angustifolium D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  POM175417  Apocynum cannabinum Joseph A. Ewan 1930-6-23 2650 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA145432  Aquilegia formosa var. truncata Gale Sphon 1959-6-27 377 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  RSA0031448  Arabis glabra var. glabra Orlando Mistretta, Christine Mistretta 2008-5-19 3113 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA482626  Arabis pulchra N. C. Cooper 1948-4-21 2668 Los Angeles Littlerock Creek. 762 Comment
  UCR180574  Arabis pulchra Scott D. White, Pam Devries 2006-5-10 11447 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  POM95486  Arabis sparsiflora var. californica Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  POM209632  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA724709  Arctostaphylos glandulosa K. Dobry 1991-4-22 d- 812 Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCD162815  Arctostaphylos glandulosa D. O. Burge 2015-3-17 1688 Los Angeles Newhall Pass. 550 Comment
  RSA626833  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22122 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  CAS-BOT-BC24692  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1942-10-19 17874 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  RSA616064  Arctostaphylos glandulosa subsp. mollis Scott D. White 1997-1-20 6056 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  RSA719062  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-4-11 5945 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  RSA631504  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15845 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631507  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15801 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631562  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22005 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631580  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15626 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631686  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-5-27 22820 Los Angeles Slope north of Switzer's, adjacent to Angeles Crest Highway. 1000 Comment
  RSA631712  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15681 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  UCSB4732  Arctostaphylos glauca Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route; Pacific slope drainage area 822 Comment
  RSA0087358  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15752 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  RSA631689  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16049 Los Angeles Ridge Route, 2 km south of Liebre Gulch turnoff. 1000 Comment
  CAS-BOT-BC46726  Arctostaphylos parryana Le Roy Abrams; E. A. McGregor 1908-6-20 370 Los Angeles Liebre Mountain. 1524 Comment
  UCR151001  Arctostaphylos parryana Walter Wisura 2001-4-30 5153 Los Angeles Transverse Ranges; San Gabriel Mtns region, Hwy N4, 0.4 mi N of the junction with Hwy 2 Comment
  RSA634356  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20622 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634359  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20625 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634781  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20315 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634793  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20552 Los Angeles 2 km NW of Chilao Cpgrd., San Gabriel Mtns. 1670 Comment
  RSA634813  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20476 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634828  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22062 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634911  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22050 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  UCR190113  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 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
  CDA10102  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence Comment
  RSA0005599  Arenaria kuschei J. Aug Kusche 1929-7-12 s.n. Los Angeles Forest Camp, Mohave Desert. Comment
  UCR150450  Arenaria macradenia R. G. Swinney 1999-6-21 7377 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  UC1595373  Arenaria macradenia var. arcuifolia Tim Ross 1992-7-16 6701 Los Angeles ridgeline between Iron Mtn Condor Peak (NW spur of 5162'); San Gabriel Mountains 1524 Comment
  RSA652544  Argemone munita T. C. Thomas 1974-7-5 s.n. Los Angeles Hwy 2. 1982 Comment
  CAS-BOT-BC401793  Argemone munita subsp. rotundata Timothy S. Ross; Steve Boyd 1994-5-4 7645 Los Angeles Liebre Mountains. Near the headwaters of San Francisquito Canyon, 1790 m E of Grass Mtn summit on the Grass Mtn - Leona Divide Truck Trail 1225 Comment
  POM277138  Artemisia californica E. S. Steele, H. S. Pratt 1935-10-11 s.n. Los Angeles Glen Oaks Hills, Glendale Comment
  RSA167852  Artemisia californica R. F. Thorne, Percy C. Everett 1964-2-6 33288 Los Angeles Santa Catalina Island, W of Catalina Harbor at Isthmus. 8 Comment
  SD217209  Artemisia californica Steve Boyd, Tim Ross & Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island, east side of island; Bryce Canyon near Malo Point Comment
  RSA594935  Artemisia douglasiana Steve Boyd, Lauren Raz 1996-10-8 9000 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR252747  Artemisia douglasiana R. G. Swinney 2010-9-1 13646 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA417274  Artemisia douglasiana George R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  RSA417277  Artemisia douglasiana Robert Gustafson 1980-8-29 1889 Los Angeles Ballona wetlands, Area 1. in Area 1 but also present in areas 2-3. Comment
  LA32099  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-10-18 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  UCR276877  Artemisia dracunculus R. G. Swinney 2011-10-13 15777 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  CAS-BOT-BC93872  Artemisia dracunculus Ernest C. Twisselmann 1955-8-10 2350 Los Angeles San Emigdio Range - Castaic Valley, .5 mile north of Holland Summit 1219 Comment
  RSA0094083  Artemisia tridentata Richard G. Swinney 2011-10-13 15775 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  CAS-BOT-BC97272  Artemisia tridentata subsp. parishii Timothy S. Ross; Steve Boyd 1994-9-20 8240 Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road. 902 Comment
  RSA792023  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 0173 Los Angeles South side California State Route 2 at turnout by Big Rock Creek drainage, approx. 1.5 mi west of Dawson Saddle. 2312 Comment
  RSA230667  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38448 Los Angeles Slope from wet Seepage just E of Big Pines Ranger Station 2072 Comment
  SEINET3158538  Asclepias eriocarpa G. B. Grant 1903-1 62 -A Los Angeles Pasadena Comment
  RSA0084937  Asclepias fascicularis R. G. Swinney 2010-9-13 13806 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA727263  Asclepias fascicularis T. B. Salvato, Sarah Flack 2007-8-8 3028 Los Angeles San Gabriel Mtns: East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2012 Comment
  SFV2810  Asclepias fascicularis R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  SBBG16837  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Cyn 0.5 mi W of Old Topanga Cyn Rd Comment
  SBBG101132  Asphodelus fistulosus T. Ross, E. Kellogg 1992-4-13 6137 Los Angeles N head of island, off the E end of the active runway 42 Comment
  UCR108436  Aspidotis californica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  SD112349  Aspidotis californica Darley F. Howe 1915-3-1 27 Los Angeles San Gabriel Mountains Comment
  RSA84995  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  RSA0011729  Asplenium vespertinum I. M. Johnston 1917-4-1 1351 Los Angeles Cucamonga Canyon 914 Comment
  RSA0033876  Astragalus John F. Emmel 1997-4-28 1466 Los Angeles Sierra Pelona; along USFS Road 6N07, 0.8 road mile ENE of junction with Road 6N08. 1389 Comment
  RSA712910  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin 2003-4-16 26050 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  RSA589180  Astragalus didymocarpus var. dispermus T. S. Ross 1991-4-28 4744 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  POM8877  Astragalus douglasii W. R. Dudley, F. H. Lamb 1896-6-12 4440 Los Angeles Gorman's Station Comment
  CAS-BOT-BC178425  Astragalus douglasii var. parishii A. D. E. Elmer 1902-6-1 3600 Los Angeles Acton Comment
  UCR142895  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  RSA0006818  Astragalus miguelensis F. W. Peirson 1923-4-8 3467 Los Angeles On south side of San Clemente Island. Comment
  SBBG107237  Astragalus nevinii J. Rebman, J. Dunn 1996-4-29 3113 Los Angeles between Eel Cove and Eel Cove Cyn 50 Comment
  CAS-BOT-BC194077  Astragalus preussii A. D. E. Elmer 1902-6-1 3669 Los Angeles Lancaster Comment
  OBI70590  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-5-1 9672 Los Angeles Liebre Mts Region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi S-SE of Lincoln Crest, the head of Bouquet Cyn. T6N R13W E1/2 NW 1/4 sec 31 1512 Comment
  SEINET3127353  Astragalus pycnostachyus var. lanosissimus G. B. Grant 1904-7-8 77 -6317 Los Angeles Cienega Comment
  CAS-BOT-BC194032  Astragalus trichopodus var. lonchus Ernest Braunton 1902-5-25 425 Los Angeles Redondo Comment
  SBBG128437  Astragalus trichopodus var. lonchus M. L. Hoefs 1995-5-23 2072 Los Angeles Middle Cyn near jct of Middle Cyn Rd and rd to Camp Cactus 118 Comment
  UC866101  Astragalus trichopodus var. lonchus Ezra C. Knopf 366 Los Angeles Santa Catalina Island Comment
  RSA415731  Astragalus trichopodus var. lonchus M. B. Dunkle 1933-4-19 3328 Los Angeles Palos Verde Hills. Comment
  RSA512036  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-18 9655 Los Angeles divide between Reynier and Placerita Canyons 610 Comment
  UCR162062  Atriplex 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
  POM158131  Atriplex argentea L. R. Abrams 1902-8-22 2968 Los Angeles Near Mesmer Comment
  UCR238074  Atriplex argentea Mark A. Elvin, M. S. Enright 2002-7-22 2111 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  SBBG77601  Atriplex argentea var. expansa F. R. Fosberg 1931-7-15 5423 Los Angeles isthmus 3 Comment
  UC1234802  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-12 18021 Los Angeles near point at e end Northwest Harbor (San Clemente Island); , e end Northwest Harbor 30 Comment
  POM18429  Atriplex californica P. A. Munz 1923-4-8 6616 Los Angeles San Clemente Island. Comment
  RSA452411  Atriplex canescens George R. Johnstone 1932-4-24 s.n. Los Angeles 15 miles E of Palmdale. Mojave Desert. Comment
  RSA557841  Atriplex canescens subsp. canescens D. Charlton 1989-4-21 2888 Los Angeles B St. from 120th to 140th, Southern Border of Base. 701 Comment
  RSA711442  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 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
  CAS-BOT-BC172646  Atriplex coulteri Katharine Brandegee s.n. Los Angeles Santa Catalina Isld. Comment
  POM657  Atriplex coulteri George B. Grant, Walter Wheeler 1904-4-21 82 a 2313 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  SD69680  Atriplex coulteri Robert F. Thorne, P. Everett 1965-6-23 34980 Los Angeles Santa Catalina Island; dry roadside at Hay Press Reservoir. 409 Comment
  UCR188680  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 06 Los Angeles South Coast, along Pacific Coast Highway at Escondido Beach, c. 5 miles west of Malibu near east base of Point Dume 30 Comment
  SBBG72567  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CATA1527  Atriplex prostrata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2748 Los Angeles Santa Catalina Island: Catalina Harbor at the Isthmus 3 Comment
  RSA453964  Atriplex semibaccata F. R. Fosberg 1930-7-7 7406 Los Angeles Seal Beach, Alamitos Bay. Comment
  RSA127443  Atriplex serenana P. H. Raven, H. J. Thompson 1959-10-14 14619 Los Angeles Malibu Junction. 267 Comment
  RSA478427  Atriplex serenana E. S. Spalding 1923-6-28 s.n. Los Angeles Pt. Fermin. Comment
  CAS-BOT-BC176587  Atriplex serenana var. davidsonii Le Roy Abrams 1899-4-1 206 Los Angeles Mesmer Comment
  UCR149855  Atriplex serenana var. serenana Scott D. White, Pam Devries 2004-6-14 10497 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  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
  UC625153  Atriplex watsonii F. R. Fosberg 1931-5-20 S 4925 Los Angeles Catalina Harbor Santa Catalina Island, Ballast Point, Catalina Harbor (Ballas Point, Santa Catalina Island) 1 Comment
  RSA251429  Atriplex watsonii R. F. Thorne 1966-4-16 36034 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  SBBG132302  Atriplex watsonii S. A. Junak 1995-1-6 SCI- 246 Los Angeles W side of island, cove by "Flasher", near S end of dunes 12 Comment
  SFV22134  Avena barbata V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 756 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. Open, south-southwest-facing, rocky slope below trail along ridgetop. 488 Comment
  UCR210018  Avena barbata R. G. Swinney 2008-12-2 9916 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  SEINET6082852  Avena fatua Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UC217979  Azolla filiculoides P. A. Munz May 1921 4554 Los Angeles pool in hills s of San Dimas 426 Comment
  RSA596698  Baccharis douglasii Steve Boyd, Lauren Raz 1996-9-24 8934 A Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA760716  Baccharis pilularis R. G. Swinney 2008-12-4 9932 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA606366  Baccharis plummerae Jon E. Keeley 1994-6-17 25381 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains 18 Comment
  CHSC20910  Baccharis salicifolia Robert A. Schlising 1972-2-10 3010 Los Angeles Lopez Canyon, north of Pacoima. Comment
  LA88393  Baccharis salicifolia O. H. Kappler; 1943-4-28 379 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA702251  Baccharis salicifolia Gary D. Wallace 1984-12-9 2158 Los Angeles Monrovia: Gold Hill 274 Comment
  RSA799802  Baccharis salicifolia Pam De Vries 2013-4-3 7830 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  UCR187000  Baccharis salicifolia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32228 Los Angeles Tehachapi Mtns. Foothills, near Oso Pumping Plant on the California Aqueduct, just below the Kern Co. line along the road to the pumping plant 939 Comment
  JEPS20086  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1957-9-21 11348 Los Angeles Pacific Palisades Comment
  UC1215157  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1962-5-8 17629 Los Angeles opposite of Wilson Cove (dunes on w side 0.3 mi from ocean); San Clemente Island 12 Comment
  UC71922  Baccharis salicifolia subsp. salicifolia W. A. Setchell 1896-12-1 Los Angeles Los Angeles Comment
  RSA509584  Bassia hyssopifolia L. C. Wheeler 1967-7-23 10175 Los Angeles pond 1/2 mi. from Barrel Springs, San Andreas rift zone Comment
  SD239573  Bebbia juncea var. aspera R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. norht of Foothill Blvd, Azusa / Duarte. Broad wash in 2008 burn area. 182 Comment
  RSA435917  Berberis nevinii Fordyce Grinnell Jr. 1910-04 1824 Los Angeles San Fernando Valley Comment
  SD27904  Berberis nevinii Carl B. Wolf 1927-7-27 682 Los Angeles Topotype locality: Southern California, near Los Angeles on a sandy plain, probably San Fernando Valley. Sandy plain 0.5 mile south San Fern Comment
  UC472306  Berberis nevinii J. Grinnell 1903-10-31 Los Angeles wash near <Garnsey>; San Fernando Valley Comment
  RSA435925  Berberis pinnata Aloys Nicholson 1933-5-7 S.N. Los Angeles Malibu Canyon, Santa Monica Mountains. 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
  SBBG112958  Beta macrocarpa S. A. Junak with M. L. Hoefs 1998-6-12 SCa 731 Los Angeles ca. 2 mi from Two Harbors, Banning House Rd 228 Comment
  RSA350847  Bidens laevis Anstruther Davidson 2029 Los Angeles Foothill, Los Angeles Comment
  RSA653537  Bloomeria crocea Ian Thompson 1997-4-28 63 Los Angeles Cal Poly Pomona Ecological Reserve, Northwest facing slope South of E-Line. Comment
  CAS-BOT-BC14584  Boechera pulchra W. R. Dudley; F. H. Lamb 1896-6-5 s.n. Los Angeles Liebre Mountains. Edge of Antelope Valley near Fairmont. Comment
  CAS-BOT-BC14721  Boechera repanda I. Johnston 1917-7-3 1464 Los Angeles Upper San Antonio Canyon. 2286 Comment
  CAS-BOT-BC30972  Bolboschoenus maritimus A. Davidson 1905-1-1 s.n. Los Angeles Los Angeles. Comment
  UCR118597  Bolboschoenus maritimus subsp. paludosus David Charlton, Lew Heide 1991-9-19 5601 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  CAS-BOT-BC145865  Bothriochloa barbinodis LeRoy Abrams 1903-3-11 3110 Los Angeles Spalveda Canyon, Santa Monica Mountains. Comment
  POM1035  Bothriochloa barbinodis M. Durant 1918-4-11 s.n. Los Angeles Lone Hill near Glenndora. 366 Comment
  UCR51492  Bougainvillea glabra A. C. Sanders 1987-12-4 7580 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  UCR178800  Boykinia rotundifolia R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road, at 'Maple Canyon 427 Comment
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Mar 14 2017
  UCR190095  Boykinia rotundifolia R. G. Swinney 1998-7-30 6587 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  CATA1183  Brachypodium distachyon Mark L. Hoefs 1995-5-30 2184 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SD52980  Brachypodium distachyon Peter H. Raven 1962-5-20 17771 Los Angeles Santa Catalina Island; road above Pebbly Beach 60 Comment
  LA32275  Brassica campestris Peter H. Raven; 1959-4-4 13974 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR259240  Brassica geniculata R. G. Swinney 2010-9-9 13751 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
  RSA162717  Brassica juncea J. D. Olmsted 1958-5-8 128 Los Angeles Along San Antonio Creek in Balnchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  RSA482922  Brassica rapa B. C. Templeton 1933-7-20 5050 Los Angeles Big Pines Park 2090 Comment
  CAS-BOT-BC100409  Brickellia californica Peter H. Raven 1957-9-21 11350 Los Angeles Pacific Palisades Comment
  CAS-BOT-BC100410  Brickellia californica Joseph Andorfer Ewan 1936-8-2 9911 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  RSA0098361  Brickellia californica R. G. Swinney 2011-11-1 15962 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. 634 Comment
  RSA151173  Brickellia nevinii Peter H. Raven 1961-9-24 16757 Los Angeles Sand Creek 1 mile north of summit above Pacoima Canyon 731 Comment
  UCR133672  Brickellia nevinii Anuja Parikh, Nathan Gale 2003-6-24 s.n. Los Angeles Western Transverse Range/Santa Clara River Watershed, Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, NW of Del Valle 457 Comment
  UCR238077  Brickellia nevinii Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2104 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  SD70964  Bromus arizonicus R. Mitchel Beauchamp 1967-3-19 335 Los Angeles San Clemente Island, small gully just behind beach, I(c) mile SE of West Cove. Comment
  UCR179465  Bromus arvensis R. G. Swinney, Dave Larson 1996-8-7 5247 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
  SD186029  Bromus carinatus A. C. Sanders, Helen Kennedy 2005-4-13 29439 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  RSA599944  Bromus carinatus var. carinatus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  CATA1875  Bromus catharticus Denise Knapp 2001-6-14 Los Angeles Santa Catalina Island: Middle Ranch barn picnic table 0 Comment
  SBBG13322  Bromus diandrus M. A. Piehl -Jun-1962 62397 Los Angeles cyn E of Thirst 304 Comment
  SFV21855  Bromus diandrus J. N. Hogue 2011-3-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  POM364033  Bromus grandis T. M. Bonser 1891-6-30 s.n. Los Angeles [San Gabriel Mountains] Mt. Lowe. Comment
  CATA900  Bromus hordeaceus Mark L. Hoefs, Robert F. Thorne 1992-4-1 1734 Los Angeles Santa Catalina Island: By road past Isthmus, just before Emerald Bay 15 Comment
  RSA592403  Bromus hordeaceus Mark Hoefs, D. Propst 1974-5-10 458 Los Angeles Santa Catalina Island: ridge between Cottonwood and Sweet Water Canyons 61 Comment
  UC934035  Bromus hordeaceus H. L. Cogswell 1951-5-8 95 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 441 Comment
  UCR126653  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26119 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  CATA580  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1019 Los Angeles Santa Catalina Island: Cottonwood Canyon east of main road 64 Comment
  UC934028  Bromus racemosus H. L. Cogswell 1951-5-8 89 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 454 Comment
  UCR255758  Bromus rubens R. G. Swinney 2010-5-12 12716 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA603904  Bromus sterilis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  SFV20868  Bromus sterilis L. Gross, B. Hogshead, V. Soza 2003-5-29 957 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  RSA0095249  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 1567 Comment
  RSA595653  Bromus tectorum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8554 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA629039  Bromus tectorum Valerie L. Soza, Kent Hughes 1999-6-17 533 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank., Near 34?11'41''N, 118?01'25''W 701 Comment
  UCR209847  Bromus tectorum R. G. Swinney 2008-7-15 9220 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  IRVC26445  Calandrinia ciliata A. C. Sanders, Mark Elvin, et al. 2003-3-4 25694 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  LA82410  Calandrinia ciliata O. H. Kappler; 1941-2-9 81 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM784  Calandrinia ciliata Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  RSA0038304  Calandrinia ciliata var. menziesii L. C. Wheeler 1932-3-20 510 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  CATA3017  Calandrinia menziesii Amy Catalano 2016-2-26 023 Los Angeles Santa Catalina Island: Above northwestern end of Empire Quarry 148 Comment
  RSA658982  Calocedrus decurrens Paul M. Inman 1983-5-8 50883 -11 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel mountains, about 1 miles north of Arcadia, Ca. ca. 100 yards below the weir at Hoegee's Camp. Comment
  JEPS61616  Calochortus albus Frank W. Peirson 1920-6-10 2163 Los Angeles Little Santa Anita Canyon San Gabriel Mountains 1066 Comment
  POM1725  Calochortus albus O. W. Robinson 1916-5-3 s.n. Los Angeles Mouth of Live Oak Canyon, near Claremont. Comment
  POM199727  Calochortus catalinae I. W. Clokey, Bonnie C. Templeton 1929-04 4426 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SBBG108131  Calochortus catalinae S. L. Crockett, S. Schueller 1997-3-8 560 Los Angeles point overlooking Cottonwood beach, ca. 25 m W of rd 79 Comment
Read comments
Sep 10 2007
  SEINET12053877  Calochortus catalinae E. A. Purer 1935-1 6558 Los Angeles Malibou Rd., Santa Monica Mts Comment
  CAS-BOT-BC132345  Calochortus clavatus Reid Moran 1941-8-17 862 Los Angeles Pico Canyon 600 Comment
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  UCR257109  Calochortus kennedyi Mitch Provance 2010-5-12 0510- 58 Los Angeles Western Transverse Range/W Mojave Desert, hills south side of Hwy 138, c. 3 miles west of Neenach and 5.5 miles east of intersection of Hwy 138 and N2/Ridge Route 1009 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  RSA702381  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  SBBG108154  Calochortus splendens S. L. Crockett, S. A. Junak, M. L. Hoefs, J. Takara 1997-3-28 624 Los Angeles N side of Cherry Harbor, overlooking mud flats 48 Comment
  RSA225930  Calyptridium parryi R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41066 Los Angeles Angeles National Forest: summit of Mt. San Antonio (Old Baldy) 3067 Comment
  RSA0083306  Calystegia macrostegia R. G. Swinney 2010-3-22 12039 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SDSU5652  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1967-3-19 317 Los Angeles San Clemente Island. Comment
  HSC101305  Calystegia macrostegia subsp. arida R. G. Swinney 2009-3-28 10200 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  RSA653772  Calystegia macrostegia subsp. arida J. Bogdanoff-Lord 1989-5-21 18 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UCR273251  Calystegia macrostegia subsp. arida R. G. Swinney 2011-5-6 14622 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  CAS-BOT-BC221328  Calystegia macrostegia subsp. cyclostegia Peter H. Raven 1959-4-4 13953 Los Angeles Santa Monica Mountains. Just east of Zuma Beach, Point Dume 15 Comment
  LA91408  Calystegia macrostegia subsp. cyclostegia Greg Clayton; Greg Shaw 1972-3-16 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  RSA394872  Calystegia macrostegia subsp. cyclostegia Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA608008  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  UCR238467  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2630 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, southeast of Elizabeth Lake Road 959 Comment
  UCSB58947  Calystegia peirsonii Mitchell, Don 1991-6-7 Los Angeles Unnamed canyon off Charlie Canyon, near south end of Castaic Lagoon, City of Castaic Comment
  SD38592  Calystegia soldanella Edith A. Purer 1932-3-12 2848 Los Angeles El Segundo. Comment
  RSA465685  Camissonia bistorta T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon Comment
  RSA465661  Camissonia bistorta M. Bisbee 1917-5-12 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA465978  Camissonia boothii subsp. decorticans Frances Runyan 1973-4-7 25 Los Angeles Tick Canyon, west of Agua Dulce 610 Comment
  UCR197742  Camissonia boothii subsp. desertorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 91 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA466153  Camissonia californica M. Bisbee 1917-5-24 1931 Los Angeles San Rafael Hills, north of Eagle Rock. Comment
  UCR200181  Camissonia californica Valerie Soza, Laura A. Moore 2000-5-10 850 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936' 564 Comment
  UCR26171  Camissonia cheiranthifolia Alfred R. Roos 1956-5-22 s.n. Los Angeles South Coast, sand dunes in El Segundo, near Hyperion 9 Comment
  UCR192047  Camissonia graciliflora A. C. Sanders 2008-4-11 34846 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  RSA186760  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-7-10 17954 Los Angeles Wilson Cove, San Clemente Island. 91 Comment
  UCR230253  Camissonia hirtella Dan S. Cooper 2011-4-26 411- 4 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  UCR259166  Camissonia hirtella R. G. Swinney 2010-6-23 13354 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA162868  Camissonia ignota John Olmsted 1958-3-10 40 Los Angeles Edge of Oak Woodland 1 mile below crest of Liveoak Creek fire road with live oak creek drainage to the SW. 4 miles N of Webb School and 2 miles N of Hill ranch, NE of Claremont. 610 Comment
  RSA449017  Camissonia intermedia Anstruther Davidson 1903-5-8 1378 Los Angeles Hollywood. Comment
  RSA449014  Camissonia intermedia Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  UCR47882  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA449025  Camissonia micrantha Robert Gustafson 1981-3-10 2117 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA652355  Camissonia micrantha Max E. Badgley 1948-5-9 s.n. Los Angeles Found along San Dimas Canyon Rd. 5 mi. N/E San Dimas, East of San Dimas Park. 244 Comment
  POM96033  Camissonia pallida subsp. pallida P. A. Munz 1926-4-4 10013 Los Angeles 2 miles north of Saugus. Comment
  JEPS31726  Camissonia strigulosa Frank W. Peirson 1919-5-10 405 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  POM126850  Camissonia strigulosa Jos. Burtt Davy 1896-05 2491 Los Angeles Antelope Valley. Comment
  LA46698  Camissoniopsis bistorta Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SDSU3316  Camissoniopsis bistorta H. Wedberg 1957-4-6 Los Angeles Point Dume, 74.8 Comment
  UC20426  Camissoniopsis bistorta J. H. Barber 1897-1-29 42 Los Angeles Ballona Hills Comment
  UCR271316  Camissoniopsis hirtella R. G. Swinney 2011-5-12 14670 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SBBG61352  Camissoniopsis pallida R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna, near Acton Comment
  SDSU1169  Camissoniopsis pallida D. F. Howe 1947-5-6 1562 Los Angeles North face of San Gabriel Mts. 1676 Comment
  CHSC35420  Camissoniopsis pallida subsp. pallida James Henrickson 1973-5-12 9602 Los Angeles 6 (air) miles SE of Pearblossum, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  RSA704351  Canbya candida Gary D. Wallace 1982-4-17 1920 Los Angeles Bob's Gap. Comment
  RSA783064  Capsella bursa-pastoris J. D. Olmsted 1958-3-17 63 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 442 Comment
  RSA603962  Cardamine oligosperma L. C. Wheeler 1957-3-18 7246 Los Angeles La Canada: Descanso Gardens. Comment
  UCR280879  Carduus pycnocephalus R. G. Swinney 2014-5-15 16525 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UCR210345  Carex R. G. Swinney 2008-10-16 9598 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
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Sep 12 2018
  UCR277000  Carex R. G. Swinney 2010-9-30 13896 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
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Sep 12 2018
  RSA777615  Carex alma Orlando Mistretta, Christine Mistretta 2010-5-19 5141 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR178887  Carex alma R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  RSA750461  Carex fracta R. G. Swinney 2001-9-15 8179 Los Angeles Little Jimmy Spring 2256 Comment
  CAS-BOT-BC32078  Carex multicaulis Ivan Murray Johnston 1917-7-15 1738 Los Angeles Day Canyon 1676 Comment
  RSA364645  Carex multicaulis Anstruther Davidson 1893-6-12 s.n. Los Angeles Mt. Disappointment Comment
  RSA587978  Carex multicaulis Orlando Mistretta 1994-6-1 1306 Los Angeles San Gabriel Mountains, Santiago Canyon, 1601 Comment
  RSA756006  Carex praegracilis Orlando Mistretta, Christine Mistretta 2008-4-29 2551 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UC1133504  Carex triquetra Jerome S. Horton 1936-4-28 311 Los Angeles n end San Dimas Reservoir; Pomona Quadrangle, San Dimas watershed Comment
  POM9537  Carex triquetra Phillip A. Munz 1900-4-21 3711 Los Angeles San Dimas Canyon. 457 Comment
  SD53067  Carex triquetra Peter Raven 1962-5-21 17813 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon, clumps. 198 Comment
  UCR126998  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  RSA485423  Castilleja applegatei subsp. martinii Steve D. Boyd, Thomas S. Elias 1987-4-14 2042 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  SD134379  Castilleja chromosa Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  LA212390  Castilleja densiflora subsp. gracilis Louis C. Wheeler; 1933-4-2 1585 Los Angeles La Verne. 289 Comment
  LA51882  Castilleja exserta subsp. exserta Elizabeth Levine; sn Los Angeles SANTA MONICA MOUNTAINS, Point Dume Comment
  LA210398  Castilleja exserta subsp. venusta K. Larson; J. Neel 1950-4-15 1 .4 Los Angeles 2 mi. SE of intersection of Mulholland Drive and Beverly Glen Blvd Comment
  JEPS8767  Castilleja foliolosa Frank W. Peirson 1918-5-19 208 Los Angeles Echo Mt. San Gabriel Mountains 762 Comment
  RSA400556  Castilleja foliolosa Bonnie C. Templeton, I. W. Clokey 1930-4-18 1059 Los Angeles San Francisquito Canyon, San Gabriel Mts. 274 Comment
  RSA400559  Castilleja foliolosa Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  UCR180577  Castilleja foliolosa Scott D. White, Pam Devries 2006-5-10 11449 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  SFV11228  Castilleja foliolosa D. K. Shayne 1966-3-9 101 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  UCR27080  Castilleja gleasoni T. P. Krantz 1980-7-2 s.n. Los Angeles San Gabriel Mtns., east of Mt. Gleason 1768 Comment
  JEPS8827  Castilleja linariifolia Frank W. Peirson 1921-7-2 2478 Los Angeles Pallett Creek; San Gabriel Mountains 1097 Comment
  UCR208192  Castilleja linariifolia Ian Swift 2001-7-8 259 Los Angeles Transverse Ranges, Liebre Mountains region, Intersection of Pine Canyon Road [Co. Hwy N2] and Shake Canyon 1159 Comment
  HSC20575  Castilleja minor subsp. spiralis C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  CHSC35805  Castilleja plagiotoma James Henrickson 1973-5-12 10 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  POM71664  Castilleja plagiotoma F. W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, south of Swartout Valley 2287 Comment
  UCSB8699  Castilleja subinclusa subsp. subinclusa Haller, John 1957-4-13 Los Angeles Mint Canyon, ca. 5 miles E. of road to Acton and 10 rd. miles E. of Angeles Forest Hwy. 914 Comment
  CAS-BOT-BC38146  Caulanthus amplexicaulis Wesley O. Griesel 1961-6-16 s.n. Los Angeles San Gabriel Mountains. Dawson Saddle. 2438 Comment
  SBBG125457  Caulanthus amplexicaulis A. Parikh, N. Gale 2010-6-18 3325 Los Angeles upper Big Tujunga Cyn, 1 km N of St Hwy 2, 0.2 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1270 Comment
  UCR271975  Caulanthus amplexicaulis R. G. Swinney 2011-5-31 14893 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
  RSA0016878  Caulanthus amplexicaulis var. amplexicaulis J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. Comment
  RSA653838  Caulanthus heterophyllus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 771 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  CATA3088  Caulanthus lasiophyllus Amy Catalano, Steven Junak 2016-4-28 094 Los Angeles Santa Catalina Island: North of Water Tank Road, at end of spur road leading to old bow hunting camp 299 Comment
  SBBG12229  Caulanthus lasiophyllus P. H. Raven 1962-4-9 17177 Los Angeles above Wilson Cove 60 Comment
  SEINET3860003  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campgroud.; 0 915 Comment
  RSA640502  Ceanothus cordulatus Louis C. Wheeler 1967-9-4 10645 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  CAS-BOT-BC48735  Ceanothus crassifolius Geo. B. Grant 1906-6-10 6671 Los Angeles Mt. Lome, Castle Canyon 914 Comment
  CAS-BOT-BC48877  Ceanothus cuneatus John Thomas Howell 1928-4-5 3719 Los Angeles near head of Bouquet Canyon, Liebre Mts. Comment
  RSA535895  Ceanothus cuneatus Tim S. Ross 1991-9-2 5942 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  SFV2217  Ceanothus cuneatus K. A. Wilson 1961-2-18 854 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
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May 1 2014
  SBBG68378  Ceanothus cuneatus var. cuneatus R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  CAS-BOT-BC50157  Ceanothus integerrimus Geo. B. Grant 1904-3-18 s.n. Los Angeles Summit Mt. Wilson 1676 Comment
  JEPS42398  Ceanothus integerrimus Frank W. Peirson 1920-5-16 2138 Los Angeles Tujunga Canyon San Gabriel Mts. 518 Comment
  RSA660519  Ceanothus integerrimus Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 7 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA95405  Ceanothus integerrimus var. integerrimus Joseph A. Ewan 1932-5-29 7215 Los Angeles trail in Arrastre Canyon. 1372 Comment
  LA44856  Ceanothus leucodermis O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  POM2825  Ceanothus leucodermis O. Kenney 1893-2-25 s.n. Los Angeles Mountain, collected near Pasadena Comment
  RSA522330  Ceanothus leucodermis Tim S. Ross, O. Mistretta, P. Fritsch 1990-7-10 4033 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA584952  Ceanothus leucodermis Tim S. Ross, S. D. Boyd 1991-4-25 4607 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UCR172775  Ceanothus leucodermis Wayne Law, Jun Hu 2000-4-30 03 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  POM156272  Ceanothus megacarpus L. R. Abrams 1902-6-17 2560 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  RSA399108  Ceanothus megacarpus Ora M. Clark 1929-2-3 1497 Los Angeles Topanga Canyon. Comment
  CATA197  Ceanothus megacarpus var. insularis Mark L. Hoefs, A. Douglas Propst 1973-4-6 174 Los Angeles Santa Catalina Island: Mt. Black Jack, northeast exposure 518 Comment
  SD117616  Ceanothus megacarpus var. insularis Tom Scott 1985-7-7 Los Angeles San Clemente Island, Horse Canyon, ca. 3 km. WSW of Mt. Thirst 249 Comment
  CAS-BOT-BC51439  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island: N slope of Blackjack Mt. 457 Comment
  LA44914  Ceanothus megacarpus var. megacarpus Carl Epling; 1925-1-7 6229 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA91465  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-4-4 65 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, on S slope of BDC peak. 560 Comment
  CAS-BOT-BC50491  Ceanothus oliganthus John Thomas Howell 1928-3-2 3369 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA399743  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1914-3-1 s.n. Los Angeles Santa Anita Canyon. Comment
  UC1070912  Ceanothus oliganthus var. oliganthus R. St. John 1930-2-14 94 Los Angeles Gavin Canyon Santa Susana quad. (Plot #23.) 609 Comment
  UCD170954  Ceanothus oliganthus var. sorediatus R. G. Swinney 2009-3-10 10058 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park. 305 Comment
  RSA398935  Ceanothus spinosus T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  RSA0013637  Centaurium exaltatum Orlando Mistretta, Youssef Atallah 2011-8-12 6013 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA593398  Centaurium exaltatum Steve Boyd, Orlando Mistretta 1996-5-23 8822 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SEINET191269  Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas County park, 360 Comment
  RSA598214  Centranthus ruber Sara L. Crockett 1996-10-30 544 Los Angeles Across road from Yacht Club, on roadcut 6 Comment
  RSA605825  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  UC68886  Centromadia parryi subsp. australis H. M. Hall 1905-7-1 6725 Los Angeles near Los Angeles; Inglewood Comment
  CAS-BOT-BC279600  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles L. A. River, Glendale to Burbank Comment
  RSA728341  Centrostegia thurberi Gary D. Wallace 1982-4-17 1903 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR231910  Centrostegia thurberi Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8064 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  UCD98850  Centrostegia thurberi Steve Boyd; Orlando Mistretta 1986-3-31 1542 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/Hwy 18 NE of Pinyon Hills. Comment
  UC1409192  Centrostegia thurberi var. thurberi C. W. Tilforth, John Dourley 1973-5-24 824 Los Angeles 2 mi ene of Valyermo (San Gabriel Mountains, Bob's Gap); San Gabriel Mountains, Bob's Gap Comment
  CAS-BOT-BC388302  Cerastium glomeratum Geo. B. Grant 1902-3-16 s.n. Los Angeles Pasadena Comment
  SBBG98670  Cerastium glomeratum T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5178 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 502 Comment
  RSA1186  Cercocarpus betuloides var. blancheae Carl B. Wolf 1930-1-30 1462 Los Angeles Head of Descanso Canyon, Catalina Island. Comment
  UC625129  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 54798 Los Angeles Cape Canyon, Santa Catalina Island Cape Canyon; Santa Catalina Island, Cape Canyon Comment
  CAS-BOT-BC279525  Chaenactis artemisiifolia Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9451 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  RSA507980  Chaenactis artemisiifolia Steve Boyd, Timothy S. Ross 1988-4-28 2235 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  POM6062  Chaenactis carphoclinia var. carphoclinia H. M. Hall, H. P. Chandler 1906-6-11 s.n. Los Angeles Rosamond Comment
  RSA0119794  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  SFV3806  Chaenactis fremontii K. A. Wilson 1962-5-12 1268 Los Angeles Mojave Desert Antelope Valley. 1 mile east of Littlerock on Highway 138. 900 Comment
  CAS-BOT-BC276899  Chaenactis fremontii Miles No date on label s.n. Los Angeles Santa Barbara Comment
  IRVC26426  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UCR205234  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR50872  Chaenactis glabriuscula A. C. Sanders 1988-5-18 7836 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCSB6426  Chaenactis glabriuscula Wedberg, H. 1967-4-20 Los Angeles Soledad Can., Hwy. 6 Comment
  CAS-BOT-BC277371  Chaenactis glabriuscula var. glabriuscula Le Roy Abrams 1899-4-1 211 Los Angeles Ballona Harbor Comment
  RSA0083017  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-12 12765 Los Angeles 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
  CHSC26364  Chaenactis santolinoides 1966-4-23 Los Angeles Ca. 27 miles NE of La Canada, 2 miles NE of Mt. Wilson on Hwy. 2 in San Gabriel Mtns. 1737 Comment
  RSA230222  Chaenactis santolinoides R. F. Thorne 1969-7-2 38258 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA0108833  Chaenactis xantiana R. G. Swinney 2010-5-21 12890 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR189267  Chaenactis xantiana R. G. Swinney 1998-5-16 6089 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA587164  Chaenactis xantiana Orlando Mistretta 1995-4-28 1652 B Los Angeles Kitter Canyon; Slopes W of main canyon 1280 Comment
  RSA601627  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1967-6-16 9858 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  UCR98230  Chenopodium album B. G. Pitzer 1996-4-28 2732 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park 18 Comment
  RSA155853  Chenopodium album var. missouriense P. H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 2 Comment
  RSA595587  Chenopodium berlandieri Lauren Raz, Steve Boyd 1996-10-23 55 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  RSA653534  Chenopodium berlandieri LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 275 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCR194011A  Chenopodium berlandieri R. G. Swinney 1998-8-21 6777 Los Angeles San Gabriel Mtns., Cow Canyon, upper NE fork, north of Cow Canyon Rd., c. 0.7 mi. NW of Cow Canyon Saddle 1402 Comment
  UCR282139  Chenopodium berlandieri R. G. Swinney 2014-5-15 16547 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA423288  Chenopodium berlandieri E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  RSA591557  Chenopodium botrys L. C. Wheeler 1966-10-6 8955 Los Angeles San Gabriel Mountains. Buckhorn guard station, Angeles Crest Highway. Comment
  RSA656106  Chenopodium californicum James Henrickson 1985-3-30 19767 Los Angeles Ca. 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SBBG95183  Chenopodium californicum M. B. Dunkle 1928-5-27 1971 Los Angeles Hamilton Cyn Comment
  SEINET5764296 Image available Chenopodium californicum F. R. Fosberg 1931-1 S 4283 Los Angeles Hamilton Canyon; Santa Catalina Island 10 Comment
  POM18747  Chenopodium murale F. W. Peirson 1923-4-9 3481 Los Angeles San Clemente Island: Lemon Tank. Comment
  UCD98353  Chenopodium murale Kenneth A. Wilson 1961-2-21 872 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA509609  Chenopodium pumilio L. C. Wheeler 1966-10-25 9088 Los Angeles San Gabriel Canyon at El Encanto. Comment
  UCR105986  Chenopodium rubrum L. C. Wheeler 1968-9-16 s.n. Los Angeles Liebre Mtns, Una Lake, near Palmdale Comment
  RSA662677  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved (Hostetter Mountainway)., Follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  RSA0068090  Chondrilla juncea John L. Thompson 2015-6-25 Hogbite 06 .2518 Los Angeles Near Descanso Motorway, Glendale. Comment
  SD178201  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch. On open flat. 366 Comment
  UCR237903  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-4-24 2527 Los Angeles Santa Clara RiverValley, Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62 549 Comment
  JEPS57709  Chorizanthe parryi var. parryi Frank W. Peirson 1919-5-21 446 Los Angeles Arroyo Seco San Gabriel Mountains, Arroyo Seco 381 Comment
  UCR48576  Chorizanthe procumbens 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
  UCR187204  Chorizanthe spinosa A. C. Sanders 2006-4-21 32147 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  CAS-BOT-BC244651  Chorizanthe staticoides Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  POM2203  Chorizanthe staticoides C. F. Baker 4706 Los Angeles Hills near Claremont Comment
  RSA488741  Chorizanthe staticoides James L. Reveal 1988-5-24 6870 Los Angeles 0.2 miles east of the Los Angeles County Animal Center Number 6 in Castaic just south of Charlie Canyon. 366 Comment
  SBBG27951  Chorizanthe staticoides B. Thoele, L. Thoele -May-1932 Los Angeles Malibu Lake Comment
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Apr 25 2011
  SDSU4931  Chorizanthe staticoides H. Wedberg 1966-4-3 1196 Los Angeles Above Hill Drr. X Neal, in Eagle Rock. 457 Comment
  UCR126609  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26059 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  UC1870209  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 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 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  RSA578518  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1994-6-22 8002 Los Angeles Fish Canyon: ca 380 m due W of Cienaga Spring; ca 2730 m NE of its confluence with Castaic Creek. 604 Comment
  UCSC001120  Chrysolepis sempervirens Peter Kamb 1947-9-28 740 Los Angeles ridge west of Mt. Hawkins Mt. Hawkins - San Gabriel Mts. 2438 Comment
  UCR189837  Chrysothamnus nauseosus R. G. Swinney 1998-8-31 6881 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
  POM351970  Chrysothamnus nauseosus subsp. bernardinus B. C. Templeton 1932-8-25 5088 Los Angeles Table Mtn., Big Pines Park, San Gabriel Mountains 2037 Comment
  RSA747675  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 2001-9-15 8153 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  UC1537650  Chylismia claviformis subsp. claviformis Gordon H. True Jr. 1935-3-27 182 Los Angeles 3 mi sw Palmdale (s slope of foothills) 914 Comment
  UCR205651  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  CAS-BOT-BC284433  Cirsium brevistylum Geo. B. Grant 1902-4-9 s.n. Los Angeles Pasadena Comment
  RSA0070585  Cirsium brevistylum L. C. Wheeler 1948-7-17 6664 Los Angeles San Gabriel Mountains: Chantry Flat, Big Santa Anita Canyon. Comment
  OBI55019  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-5-1 9681 Los Angeles Liebre Mts region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi SSE of Lincoln crest, the head of Bouquet Cyn. T6N R13W E 1/2 NW 1/4 sec 31 1512 Comment
  UCR281026  Cirsium occidentale var. coulteri Mitch Provance 2017-6-29 617- 50 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  UCR17984  Cirsium occidentale var. occidentale Freda Detmers 1931-3-19 s.n. Los Angeles South Coast, El Segundo sand dunes Comment
  UCR138533  Cirsium vulgare L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  RSA466593  Cistanthe monandra L. C. Wheeler 1932-5-4 683 Los Angeles San Gabriel Wash 107 Comment
  RSA710329  Cistanthe monandra LeRoy Gross 2005-5-3 2197 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
  UC373500  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Berverly Hills 250 Comment
  UCSB7330  Clarkia bottae Haller, John 1950-5-29 Los Angeles Santa Monica Mtns; dirt road between Sepulveda and Mulholland Dr 381 Comment
  UC373528  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 mi w Elizabeth Lake 1000 Comment
  CAS-BOT-BC172097  Clarkia dudleyana C. F. Baker 1904-5-1 4714 Los Angeles Hills near Claremont Comment
  UC1293695  Clarkia dudleyana P. C. Everett and E. K. Balls 1959-6-2 23852 Los Angeles near Intersection of Mulholland Drive and Road to Backus; Santa Monica Mts. 609 Comment
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May 25 2014
  RSA246441  Clarkia epilobioides F. R. Fosberg 1931-4-15 S- 4636 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  CAS-BOT-BC172004  Clarkia epilobioides Timothy S. Ross; Darin Banks 1994-4-12 7488 Los Angeles San Francisquito Canyon, westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon, ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 554 Comment
  RSA600081  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCSB45821  Clarkia purpurea subsp. viminea Green, Lisa 1980-5-30 Los Angeles 5 mi. N. of the Simi Valley Freeway; near Iverson Rd 426 Comment
  UCR223517  Clarkia rhomboidea R. G. Swinney 2009-6-3 11061 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
  RSA682668  Clarkia unguiculata LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1095 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCR192044  Claytonia parviflora A. C. Sanders 2008-4-11 34844 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  RSA0114185  Claytonia parviflora Steven A. Junak 2000-4-1 SCa- 1162 Los Angeles Santa Catalina Island. On E side of Cherry Canyon, ca. 0.1 mi. from road to camp, along main road. 67 Comment
  LA33788  Claytonia perfoliata Henry J. Thompson; 1959-4-19 1934 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA784356  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 4 Los Angeles road 7N23 turn from road 7N08 Comment
  RSA466715  Claytonia perfoliata subsp. mexicana George B. Grant 1905-4-16 797 Los Angeles Pasadena. Comment
  SBBG96800  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-7 4242 Los Angeles lower half of China Cyn, W side Comment
  CAS-BOT-BC439959  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1992-4-21 6211 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon & lower Cow Canyon, draining toward the latter 1328 Comment
  LA52241  Clematis lasiantha Elizabeth McClintock; 1936-4-26 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA250433  Clematis lasiantha Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41612 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA703510  Clematis lasiantha Michael Honer 2004-6-22 2020 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  SFV1262  Clematis lasiantha K. A. Wilson 1961-2-18 863 Los Angeles Santa Monica Mountains Decker Road, 1 mile north of junction of eastern portion of Mulholland Highway. Comment
  RSA440829  Cleome isomeris F. R. Fosberg 1931-5-17 S- 4884 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  CATA354  Clinopodium douglasii Mark L. Hoefs 1973-7-20 399 Los Angeles Santa Catalina Island: Along stream bed, by Edison pump station, upper Middle Ranch Canyon 274 Comment
  RSA169046  Cnicus benedictus S. Carlquist 1956-8-2 135 Los Angeles Near roadside, Brea Canyon road at Diamond Bar Ranch Comment
  VVC3082  Collinsia childii Tim Thomas, P. J. MacKay 2015-5-10 6613 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  SBBG17872  Collinsia heterophylla P. H. Raven 1962-4-12 17330 Los Angeles narrow cyn S of cyn below the Tomb 228 Comment
  SEINET13276794 Image available Collinsia heterophylla var. austromontana R. G. Swinney 2011-1 14494 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  POM184518  Collinsia parryi Thomas Craig 1927-6-8 400 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  POM7692  Collinsia parryi Philip A. Munz, R. D. Harwood 1920-4-21 3684 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA0064472  Colocasia R. G. Swinney 2010-9-1 13648 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA0042773  Convolvulus aridus Harold L. Pirie 1963-4-6 s.n. Los Angeles Along Mulholland Drive in the Santa Monica Mts. 1 mile west of Temescal Fire Rd. 304 Comment
  POM4074  Conyza bonariensis D. L. Crawford 548 Los Angeles Claremont. Comment
  JEPS30431  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-10-18 14667 Los Angeles mouth of Medea Creek (n arm of Malibu Lake); Santa Monica Mountains, Malibu Lake, Medea Creek 220 Comment
  RSA586064  Conyza canadensis Orlando Mistretta 1995-10-2 1930 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  JEPS23210  Cordylanthus rigidus subsp. setiger Rimo Bacigalupi with Reino Alava 1958-7-20 6407 Los Angeles Charlton Flat close to Angeles Crest Hwy (State Hwy 2) San Gabriel Mts., Angeles National Forest 1623 Comment
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  POM31332  Coreopsis californica Marcus E. Jones 1882-2-22 s.n. Los Angeles Pasadena. Comment
  RSA92421  Coreopsis calliopsidea F. W. Peirson 1932-4-17 9863 Los Angeles 2 miles northeast of Lovejoy Buttes, Mohave Desert 762 Comment
  UCSC001212  Coreopsis douglasii Peter Kamb 1947-3-16 476 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  POM356022  Coreopsis gigantea George B. Grant 1904-4-24 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC105676  Corethrogyne filaginifolia W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  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
  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
  RSA187666  Corethrogyne filaginifolia var. filaginifolia R. F. Thorne 1966-9-16 36723 Los Angeles Lookout Point SE of Pebbly Beach, Santa Catalina Island. 46 Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  SBBG119386  Cotula australis D. E. Bramlet, S. Leatherman, B. Leatherman 2001-5-3 3131 Los Angeles slopes above (E of) Grasshopper Cyn and adjacent to a large cattle pond, ca. 488 m E of the old ridge route and 3.7 km N of the mouth of Grasshopper Cyn Comment
  CATA1137  Cotula coronopifolia Mark L. Hoefs 1995-5-23 2127 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR138496  Crassula connata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  UCR193172  Crepis nana R. G. Swinney 1999-8-14 7619 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  SEINET5357772  Cressa truxillensis J. H. Barber 1898-8-6 s.n. Los Angeles Malibu Canyon Comment
  CAS-BOT-BC175846  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Santa Catalina Island: above Whites Landing on Airport Road 426 Comment
  CATA3237  Crossosoma californicum Julie L. King 2017-1-17 48 Los Angeles Santa Catalina Island: East side of West End Rd., between Emerald Bay and Cherry Valley, about 0.9 road miles southeast of junction with Howlands Watertank Rd. 52 Comment
  RSA598217  Crossosoma californicum Sara L. Crockett 1996-12-7 555 Los Angeles [Santa Catalina Island], 2 miles E of USC Marine Center on Two Harbors Road (from Little Harbor) 335 Comment
  RSA640987  Crossosoma californicum R. F. Thorne 1975-3-22 45761 Los Angeles Santa Catalina Island: North slope of Blackjack Mountain, above Blackjack Camp. 518 Comment
  SD85171  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Santa Catalina Island, Middle Ranch Canyon 230 Comment
  RSA599293  Croton californicus L. C. Wheeler 1945-9-20 6158 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 365 Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  UCR61057  Croton setiger R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road 442 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
  UCR274358  Crypsis schoenoides Steven A. Junak 1999-9-11 SCa- 1098 Los Angeles California Islands, Santa Catalina Island. West side of upper Buffalo Springs reservoir 433 Comment
  UCR277084  Cryptantha R. G. Swinney 2011-6-7 15090 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
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Dec 7 2018
  RSA250599  Cryptantha barbigera R. F. Thorne, J. P. Simon, D. J. McGillivray 1970-4-17 39583 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  SEINET7063086  Cryptantha circumscissa A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. UTM Zone 11, 425337mE, 3812845mN. (WGS84/NAD83). 1247 Comment
  UCR280905  Cryptantha circumscissa R. G. Swinney 2014-4-23 16159 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA0119003  Cryptantha circumscissa var. circumscissa A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller 2007-4-12 33383 Los Angeles Western Antelope Valley: Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon. 945 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
  UC551853  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles s of Grand Canyon; Santa Catalina Island Comment
  UCR155148  Cryptantha clevelandii A. C. Sanders 2005-5-5 29931 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA0031376  Cryptantha clevelandii Robert F. Thorne, M. Z. Thorne 1966-5-31 36417 Los Angeles Santa Catalina Island: Fern Canyon, W of Orizaba Mountains. 229 Comment
  SBBG119251  Cryptantha clevelandii L. C. Wheeler 1973-4-20 Los Angeles Aliso Cyn, ca. 0.5 mi E of Blum Ranch; T4N R12W NW/4 of NW/4 S8 944 Comment
  UCR126606  Cryptantha corollata A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26061 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  RSA632840  Cryptantha decipiens R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39532 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCR222791  Cryptantha decipiens R. G. Swinney 2009-5-12 10746 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
  RSA725860  Cryptantha intermedia R. G. Swinney 1998-5-9 6050 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  UCR200027  Cryptantha intermedia Valerie Soza, Susan Caplow 2003-4-11 1633 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  UCR265508  Cryptantha intermedia Dan S. Cooper 2015-3-18 315- 6 Los Angeles Los Angeles Basin/Western Transverse Range, Eastern Santa Monica Mtns/Hollywood Hills, at Hollywood Bowl 216 Comment
  SBBG105336  Cryptantha intermedia H. L. Ferguson 1980-3-24 127 Los Angeles E side just S of Nots Cyn 60 Comment
  RSA617198  Cryptantha micrantha L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR65562  Cryptantha micrantha T. S. Ross, Steve Boyd 1990-5-14 2501 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1101 Comment
  UCR216558  Cryptantha micromeres Dan S. Cooper 2010-4-23 410- 56 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Griffith Park, Western Canyon, ridge NW of the observatory 291 Comment
  UCR190276  Cryptantha muricata R. G. Swinney 1998-8-1 6630 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  RSA0079312  Cryptantha muricata var. jonesii Jack Rempel 1936-5-1 208 Los Angeles San Antonio Canyon. Comment
  RSA0079215  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2010-5-20 5162 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA0079221  Cryptantha muricata var. muricata W. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles National Forest: Sawmill Campground, Sawmill Mt. 1615 Comment
  UCR150007  Cryptantha nevadensis Scott D. White 2004-5-5 10294 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA499745  Cryptantha nevadensis var. rigida Robert Gustafson 1977-4-20 417 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  UCR153561  Cryptantha nevadensis var. rigida A. C. Sanders, T. B. Salvato 2005-4-26 29725 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR89476  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4855 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  UCR228574  Cryptantha oxygona Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8045 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UCR193696  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-4-5 7037 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  RSA640241  Cryptantha similis R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41599 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  SBBG63580  Cryptantha similis R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  UCD145366  Cryptantha utahensis Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 731 Comment
  IRVC28668  Cucurbita foetidissima A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25106 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  SD39888  Cucurbita foetidissima Edith A. Purer 1931-3-19 Los Angeles El Segundo Comment
  CHSC95699  Cuscuta californica Joseph Marlowe Keefe 2001-1-19 30971 Los Angeles Verdugo Mountains. Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California, 91040. 384 Comment
  LA210100  Cuscuta californica J. Sauer; D. Bradbury 1969-7-14 4605 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  RSA409765  Cuscuta campestris E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach Comment
  UC124434  Cuscuta occidentalis T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  UCR110901  Cyclospermum leptophyllum A. C. Sanders 1998-10-10 22256 Los Angeles Western Transverse Range; Santa Monica Mtns., Sta. Monica College, NW side near Pico Blvd. 46 Comment
  UCR223488  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel 184 Comment
  UCR276958  Cylindropuntia echinocarpa R. G. Swinney 2010-6-1 13087 B Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UC60774  Cynosurus cristatus Dr. A. Davidson Los Angeles Los Angeles Comment
  SBBG127366  Cynosurus echinatus A. Parikh, N. Gale 2011-7-7 3536 Los Angeles Barley Flats, 4.4 km W of Shortcut Station, 1 km N of St Hwy 2; San Gabriel Mtns 1705 Comment
  SBBG131722  Cyperus eragrostis S. A. Junak 1999-5-8 SCa 911 Los Angeles lower part of Fern Cyn, just 0.3 mi upstream from jct with Cottonwood Cyn 121 Comment
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Jul 28 2016
  RSA200066  Cyperus erythrorhizos W. W. Wright 1968-9-16 s.n. Los Angeles West Lake, Los Angeles-Ventura County line off Highway 101. Comment
  UCR197193  Cyperus involucratus Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 662 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 549 Comment
  UCR210023  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  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
  UCR227373  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-19 3108 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), upper Fish Canyon, east of Monrovia Peak 1209 Comment
  UC19641  Datisca glomerata Dr. Vogt 1897-1 18 Los Angeles Antelope Valley; Southern California, Antelope Valley Comment
  RSA608752  Datura stramonium Louis C. Wheeler 1963-10-4 8401 Los Angeles Los Angeles: Kerckhoff Estate, 734 W. Adams Blvd. Comment
  HSC21243  Datura wrightii C. E. Fellows 1965-9-3 122 Los Angeles 3/10 mi. W of Cold Creek Rd. on Mulholland Rd. Comment
  CATA144  Daucus pusillus Peter Henrikson 1987-5-21 107 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 335 Comment
  RSA526525  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4264 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SD39637  Daucus pusillus Edith A. Purer 1932-4-23 2772 Los Angeles Dunes, El Segundo. Comment
  CAS-BOT-BC130925  Deinandra clementina L. R. Abrams 1931-7-7 404 Los Angeles Catalina Harbor, Santa Catalina Id. Comment
  UC1587703  Deinandra clementina Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5094 Los Angeles coastal flats wnw new landing field; San Clemente Island, North Head 15 Comment
  CAS-BOT-BC299296  Deinandra fasciculata Carl Epling; J. Ewan 1933-7-7 7598 Los Angeles Head of Topango Canyon, Santa Monica Mts. Comment
  LA93453  Deinandra fasciculata John O'Leary; Walt Westman 1975-7-7 418 Los Angeles Growing at he Institute of Environmental and Evolutionary Biology field station where planted as a fire retardent plant. UCLA Comment
  POM199715  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-06 s.n. Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  SBBG27163  Delphinium cardinale I. W. Clokey, B. Templeton -Aug-1929 4601 Los Angeles Mandeville Cyn 300 Comment
  UCR205568  Delphinium cardinale R. G. Swinney 2008-5-30 8874 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, tributary on south side of canyon 0.1 mi. east of park office 305 Comment
  POM156523  Delphinium cardinale L. R. Abrams 1902-7-3 2647 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA393739A  Delphinium parryi Howard Mullins 1931-4-1 s.n. Los Angeles Foothill Blvd. Comment
  CAS-BOT-BC121532  Delphinium patens subsp. hepaticoideum L. Street 1918-5-19 s.n. Los Angeles Mount Wilson trail Comment
  JEPS6111  Delphinium patens subsp. hepaticoideum Ira W. Clokey, B. Templeton 1929-4-1 4433 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  POM147  Delphinium patens subsp. hepaticoideum L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson - trail. Comment
  RSA798763  Delphinium patens subsp. hepaticoideum Jason Koontz, Diana D. Jolles 2012-3-31 281 Los Angeles Potato Mountain hiking trail, off of Mount Baldy Rd. Right along trail, on N-Facing slope 467 Comment
  RSA0030024  Delphinium patens subsp. montanum F. W. Peirson 1921-7-3 2479 Los Angeles East end of Pinyon Ridge, San Gabriel Mountains 2287 Comment
  SD44590  Dendromecon harfordii Reid Moran 1949-2-8 3150 Los Angeles Johnsons Cove, Catalina. Comment
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Jun 22 2016
  SD84755  Dendromecon harfordii Reid Moran 1941-2-25 613 Los Angeles Santa Catalina Island; Johnson's Valley 249 Comment
  SD85160  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles Santa Catalina Island; face of rocky road-cut, start of road to Whites Landing, east side of Blackjack Mountain. 410 Comment
  JEPS75649  Dendromecon rigida Frank W. Peirson 1919-5-21 408 Los Angeles Arroyo Seco Canyon; San Gabriel Mountains 914 Comment
  RSA0034893  Dendromecon rigida L. Haines 1950-3-19 S.N. Los Angeles Santa Monica Mts. 304 Comment
  POM369559  Descurainia obtusa subsp. adenophora Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR186665  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32065 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA598850  Descurainia pinnata subsp. glabra Steve Boyd, Timothy S. Ross 1997-3-21 9222 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  SBBG13713  Desmazeria rigida P. H. Raven 1962-5-22 17826 Los Angeles near mouth of Cherry Cyn 60 Comment
  POM252  Dicentra chrysantha D. L. Crawford 1909-5-30 s.n. Los Angeles Claremont. Comment
  RSA433592  Dicentra ochroleuca N. C. Cooper 1945-5-1 2183 Los Angeles Santa Monica Mountains 762 Comment
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Jun 23 2016
  UC843550  Dichelostemma capitatum F. R. Fosberg 1931-3-25 S 4369 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 50 Comment
  RSA177694  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, Percy C. Everett 1965-5-12 34628 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  RSA151219  Dichelostemma capitatum subsp. capitatum Peter H. Raven 1962-4-9 17142 Los Angeles San Clemente Island. Wilson Cove. 61 Comment
  RSA527725  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Annette Ross 1991-3-7 4148 Los Angeles Elephant Hill: Western Pomona. 335 Comment
  POM244874  Dichondra occidentalis F. R. Fosberg 1931-5-5 S 4776 Los Angeles Santa Catalina Island. Salta Verde, Pacific slope 240 Comment
  UCR126888  Digitaria A. C. Sanders, Mark Elvin 2002-6-20 25228 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
  CAS-BOT-BC150917  Diplacus bigelovii var. bigelovii Timothy S. Ross; J. Mark Porter 1994-5-1 7597 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  SEINET13700268  Diplacus johnstonii D. M. Thompson 1986-6-8 495 Los Angeles San Gabriel Mountains, 7.0 miles N of Angeles Crest Hwy (Hwy 2) along road following the South Fork Little Rock Creek (beginning at "Three Points" on USGS map). Comment
  CAS-BOT-BC150636  Diplacus longiflorus L. R. Abrams 1913-7-18 5020 Los Angeles Russel's Lake Comment
  SD41998  Diplacus longiflorus Darley F. Howe 1947-5-4 Los Angeles Mint Canyon, dry hillside Comment
  RSA783370  Diplacus longiflorus J. D. Olmsted 1959-4-3 338 Los Angeles At beginning of Johnson's Pasture fire road, North of Oxford from Baseline 549 Comment
  SBBG96968  Diplacus parviflorus S. Boyd, T. Ross, L. Arnseth 1990-4-8 4312 Los Angeles near Malo Pt, cyn S of Bryce Cyn Comment
  SBBG41328  Diplacus puniceus M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  UCR48974  Distichlis spicata A. C. Sanders 1987-9-18 7371 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  HSC6730  Dithyrea californica M. B. Walsh 1966-4-6 - 62 Los Angeles 5 mi. W of El Mirage Ranch along Palmdale-Adelanto county road Comment
  UCSB2314  Dithyrea californica Kamb, Peter 1947-3-15 Los Angeles Eastern end of Lovejoy Buttes, Antelope Valley 853 Comment
  UCR181013  Dodecatheon clevelandii R. G. Swinney 1997-2-8 5405 Los Angeles San Gabriel Mtns., Fish Canyon, near the mouth of the San Gabriel River on Azusa-Duarte boundary, c. 1 mile north of trailhead in canyon 366 Comment
  RSA134057  Dodecatheon clevelandii H. J. Thompson 1948-3-5 s.n. Los Angeles Just E of Pomona College, Claremont, at foot of San Gabriel Mountains. 305 Comment
  RSA583035  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-22 6874 Los Angeles Santa Catalina Island. SW part of the island in vicinity of Cactus Peak (1560ft); northwesterly slope 350m. ENE peak 419 Comment
  UC586880  Dodecatheon redolens Joseph Andorfer Ewan 1934-8-6 8317 Los Angeles about Laurel Spring San Gabriel Mts., Laurel Spring, North Baldy (n slope North Baldy, San Gabriel Mts.) 2499 Comment
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Nov 6 2014
  RSA0065536  Draba corrugata S. Granger 1974-10-20 s.n. Los Angeles Troop Peak, San Gabriel Mts. 2438 Comment
  CAS-BOT-BC41703  Draba cuneifolia var. sonorae Munz; Street; Williams 1919-3-8 2296 Los Angeles Pomona. Comment
  RSA771319  Drosanthemum floribundum R. F. Thorne 1967-5-20 36908 Los Angeles Santa Catalina Island. Near bunkhouse, Middle Ranch Canyon. 213 Comment
  UC465843  Drosanthemum floribundum R. L. Pendleton 1909-7-2 1352 Los Angeles Road e of Avalon (Santa Catalina Island); Santa Catalina Island 6 Comment
  POM366513  Drymocallis glandulosa var. glandulosa Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
  CATA1809  Dryopteris arguta Benjamin E. Carter 2012-8-23 6994 Los Angeles Santa Catalina Island: Below and west of Airport Road north of Middle Ranch Road 370 Comment
  CATA3226  Dryopteris arguta Julia Parish, Laura Roll 2016-12-2 018 Los Angeles Santa Catalina Island: About 250 meters east of Haypress Reservoir, in drainage on south side of road 425 Comment
  LA94243  Dryopteris arguta Lawrence L. Kiefer; 1966-4-10 1841 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 2 mi S of Mulholland Hwy on W-side. 304 Comment
  UC450861  Dryopteris arguta Fay A. MacFadden 1931-3-29 19 E Los Angeles opposite Belmont Country Club Tuna Canyon; Verdugo Hills 396 Comment
  CAS-BOT-BC67945  Dryopteris arguta George L. Moxley 1909-6-15 s.n. Los Angeles Wilson's Trail, Little Santa Ana Canyon Comment
  UC792928  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon Malibu Beach (Malibu Beach) 76 Comment
  POM265683  Dudleya cymosa subsp. pumila J. C. Roos 1942-5-23 1062 Los Angeles near Chantry Flats, Santa Anita Canyon. Comment
  RSA598225  Dudleya hassei James C. Dice, M. Donoghue 1983-5-20 347 Los Angeles Santa Catalina Island. Hamilton Cove, on slope above road to beach, .25 km NW of Lower Windsock. 61 Comment
  RSA0049486  Dudleya lanceolata Richard G. Swinney 2010-5-7 12614 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  RSA191150  Dudleya lanceolata R. F. Thorne, M. Z. Thorne 1967-6-25 37100 Los Angeles upper portion of Evey Canyon 883 Comment
  RSA36110  Dudleya virens subsp. hassei C. B. Wolf 1934-5-11 3570 Los Angeles Santa Catalina Island. Point at W side of Fourth of July Cove Comment
  SBBG52614  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 4502 Los Angeles Hamilton Beach 5 Comment
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Apr 5 2011
  SD215468  Dysphania botrys Louise C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains: Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  RSA617167  Eclipta prostrata LeRoy Gross 1998-9-18 57 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  UCSB27635  Ehrendorferia chrysantha Lavinger, S. 1975-12-1 Los Angeles On Lake Hughes Road 2 miles north of Prospect Campgrounds 762 Comment
  UCR155131  Eleocharis macrostachya A. C. Sanders 2005-5-5 29938 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, SW end of Cruzan Mesa at site of former dairy, east of Bench Mark 'Plum 655 Comment
  SEINET7586257 Image available Eleocharis macrostachya Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains, west fork of Morgan Canyon near Ferguson Motorway. 434 Comment
  RSA251445  Eleocharis palustris Robert F. Thorne 1966-4-17 36084 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  CHSC118270  Eleocharis parishii P. F. Zika; Nick Otting 2010-8-4 25260 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains (SnGb). 1860 Comment
  UCR203912  Eleocharis parishii R. G. Swinney 2005-7-21 8335 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
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May 10 2012
  RSA602979  Eleocharis quinqueflora L. C. Wheeler 1967-7-15 10022 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA91966  Elymus elymoides subsp. californicus F. W. Peirson 1922-7-6 3153 Los Angeles Pleasant View Ridge, San Gabriel Mountains. 2561 Comment
  SEINET4134699  Elymus elymoides subsp. elymoides Scott D. White, Pam DeVries 1998-1 6762 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. USGS 7.5' Agua Dulce quad.; 0 549 Comment
  UC1586196  Elymus glaucus Tim Ross 1991-8-16 5815 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad. (near margin of dried stream depression) 1719 Comment
  CAS-BOT-BC206738  Elymus glaucus subsp. glaucus Lewis S. Rose 1946-7-21 46230 Los Angeles N end of Hollywood Reservoir 228 Comment
  UCR142727  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  UC1118042  Encelia actoni A. Lewis 1934-2-1 287 Los Angeles mouth of Tick Canyon; San Fernando Quadrangle, Tick Canyon 533 Comment
  CAS-BOT-BC131223  Encelia californica S. Y. Parnay Mar. s.n. Los Angeles Griffith Park Comment
  RSA526517  Encelia californica Steve Boyd, L. Arnseth 1990-4-7 4256 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA0035462  Encelia californica Roxanne Smith 1991-5-5 14 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA93936  Encelia californica F. W. Peirson 1921-2-26 2781 Los Angeles Topango Canyon Divide. 488 Comment
  RSA747157  Encelia farinosa R. G. Swinney 2008-6-2 8920 Los Angeles San Gabriel Canyon, 0.6 mi. above (east) of El Encanto park office, on shoulder of the old road 280 Comment
  NY579268  Ephedra nevadensis S. R. Hill 2001-4-22 33368 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of Highland Street (25th Street West), west of Palmdalle. Vicinity of Armagosa Creek 853.4 Comment
  UCR129492  Ephedra nevadensis David Charlton 1990-5-12 4224 Los Angeles Mojave Desert, Kentucky Springs, Sierra Highway, northern edge of Angeles National Forest 1037 Comment
  RSA0087917  Epilobium canum R. G. Swinney 2010-8-30 13615 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  CAS-BOT-BC166202  Epilobium canum subsp. canum Peter H. Raven; Henry J. Thompson 1959-10-18 14681 Los Angeles Along Decker Road 1.8 miles south of Mulholland Highway 487 Comment
  RSA0115992  Epilobium canum subsp. canum R. G. Swinney 2010-8-11 13496 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA187710  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 3662 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA0082405  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13719 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA588516  Epilobium canum subsp. latifolium Christopher Davidson 1967-10-7 963 Los Angeles Mt. Baldy trail from Baldy Village, ca. 3 or 4 miles past Bear Flat. 2439 Comment
  RSA588544  Epilobium canum subsp. latifolium Samuel R. Tyson 1942-10-29 s.n. Los Angeles Glendora Mt. Road, San Gabriel canyon, two miles from San Antonio divide. 1280 Comment
  RSA589104  Epilobium canum subsp. latifolium Orlando Mistretta, T. S. Ross, Carolyn Neal 1994-7-1 1395 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  LA33496  Epipactis gigantea Peter H. Raven; 1959-5-3 14092 Los Angeles 213 Comment
  SEINET6166311  Epipactis gigantea J. H. Barber 1897-6-29 212 Los Angeles Mt. Gleason Comment
  SFV1  Equisetum arvense R. L. Armacost 1934-5-29 144 dup. Los Angeles Santa Monica Mountains Topanga Canyon. Elkhorn Camp. 61 Comment
  LA200044  Equisetum laevigatum Lawrence L. Kiefer; 1966-3-13 1738 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA733661  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  LA5491  Equisetum telmateia subsp. braunii J. A. Ewan; 1932-6-28 7520 Los Angeles 99 Comment
  JEPS60119  Equisetum telmateia subsp. braunii J. Ewan 1930-10-10 3529 Los Angeles near Fern Lodge Big Santa Anita Canyon 975 Comment
  UC817580  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 mi n Claremont 411 Comment
  CAS-BOT-BC284122  Eragrostis pectinacea var. pectinacea John Thomas Howell 1927-9-30 3126 Los Angeles Los Angeles River bed east of Griffigh Park, Los Angeles Comment
  RSA594309  Eremocarpus setiger Steve Boyd, Lauren Raz 1996-10-14 9041 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UC868831  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA605817  Eremocarpus setiger L. C. Wheeler 1966-10-27 9098 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, just north of Rincon Ranger Station. Comment
  SEINET13387120 Image available Eriastrum densifolium R. G. Swinney 2011-1 15416 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  RSA0106910  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-6-17 11191 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR126226  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 115 Los Angeles Western San Gabriel Mtns., southern mouth of Bee Canyon, c. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 549 Comment
  UCR223823  Eriastrum sapphirinum R. G. Swinney 2009-6-17 11194 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CAS-BOT-BC514959  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1908-12-15 5239 Los Angeles Claremont Comment
  CAS-BOT-BC514984  Eriastrum sapphirinum subsp. dasyanthum John H. Thomas 1957-5-31 6799 Los Angeles Occidental College Campus, Los Angeles: hills behind campus Comment
  RSA0121260  Eriastrum sapphirinum subsp. dasyanthum John Olmsted 1958-6-9 150 Los Angeles Blanchard Park on Pomona College Campus E of Claremont and near boundary of Los Angeles and San Bernardino Counties. At foot of San Gabriels. San Antonio creek drainage area. 366 Comment
  RSA0122098  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills. 533 Comment
  RSA0121290  Eriastrum sapphirinum subsp. sapphirinum I. W. Clokey, B. C. Templeton 1929-05 4551 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UCR99525  Ericameria cooperi Steve Boyd, L. Raz 1997-3-26 9365 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  UC129109  Ericameria cooperi var. cooperi H. M. Hall and H. P. Chandler 1906-6-11 7389 Los Angeles near Lancaster Comment
  UC672265  Ericameria cooperi var. cooperi H. L. Mason 1926-4-27 3045 Los Angeles Big Pine Recreation Camp Road between Big Rock Creek and Little Rock Creek Comment
  RSA301962  Ericameria ericoides J. R. Shevock 1972-9-16 2280 Los Angeles Coastal bluffs, Point Dume 5 Comment
  CAS-BOT-BC287631  Ericameria linearifolia L. R. Abrams 1941-4-18 13872 Los Angeles State Highway 138, western end of Antelope Valley Comment
  RSA004622  Ericameria linearifolia Fay A. MacFadden 1929-10-1 1308 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC298892  Ericameria nauseosa var. bernardina Charles F. Richter 1920-9-1 s.n. Los Angeles Big Pine Flat above Cold Brook, San Gabriel Mts Comment
  SBBG62956  Ericameria nauseosa var. hololeuca R. Hoffmann 1929-10-27 Los Angeles Mint Cyn, near Acton Comment
  UC1119798  Ericameria nauseosa var. hololeuca G. T. Nordstrom 1935-3-23 400 Los Angeles .25 mi w Caswell's; Santa Barbara National Forest, Tejon Quad. 914 Comment
  POM13552  Ericameria palmeri var. pachylepis P. A. Munz 1922-11-20 6569 Los Angeles Hills south of San Dimas. Comment
  CHSC92811  Ericameria parishii var. parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.2 air-miles SE of Roundtop Mt., 4.0 airmiles NE of Redbox Gap, 1.3 airmiles SW of Vetter Mtn, 0.6 air-mile NE of intersection of Upper Big Tujunga Cyn Road and Angeles Crest Hwy (Hwy 2), south side of Upper Big Tujunga Cyn Road on slope above Upper Big Tujunga Creek. 1274 Comment
  POM359451  Ericameria parishii var. parishii Wm Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon [San Gabriel Mts.] Comment
  CAS-BOT-BC293118  Ericameria pinifolia Alice Eastwood 1919-5-29 9005 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC293146  Ericameria pinifolia F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CAS-BOT-BC293150  Ericameria pinifolia Javier Penalosa 1960-9-1 908 Los Angeles Eastern Los Angeles Co. San Dimas Canyon Park Comment
  LA30404  Ericameria pinifolia Jane Turner; Theodore Mosquin 1958-10-11 C- 35 Los Angeles San Gabriel Mountains, 3.1 mi. below Mt. Baldy P.O. along old road at base of wash (not new road above wash) Comment
  SFV20802  Ericameria pinifolia L. Gross, V. Soza, N. Gilbert 2000-10-18 285 Los Angeles Verdugo Mountains Verdugo Mountainway west of Hostetter Mountainway. Open area near road on north side of main crest, below some radio facility near above coordinates. 915 Comment
  UC896253  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  CAS-BOT-BC296183  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge, San Gabriel Mountains 1615 Comment
  UC185439  Erigeron foliosus var. foliosus Katharine Brandegee May 17 1916-May 26 1916 Los Angeles Santa Catalina Island Comment
  SD253467  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road (Chilao Flat 7.5'Q) 1646 Comment
  SBBG131935  Eriodictyon traskiae S. A. Junak 2000-5-19 SCa 1306 Los Angeles rd to White's Landing, 0.1 mi from intersection with airport rd, on E-facing slope 408 Comment
  RSA669975  Eriodictyon trichocalyx Joseph M. Keefe 1977-6-6 22025 Los Angeles Angeles Crest Highway, 0.9 mile west of turnoff to Red Box Ranger Station, north of Pasadena, San Gabriel Mountains. 1250 Comment
  UCR223525  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11219 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA757961  Eriogonum angulosum Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3288 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  SEINET7862096  Eriogonum angulosum M. A. Elvin 2003-8-8 2970 B Los Angeles Santa Clarita Valley. 305 Comment
  SBBG158  Eriogonum baileyi R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  RSA681910  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  SEINET6329284  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita area: Santa Clara River wash, near Soledad Canyon Road bridge. Upstream and downstream ca 1.5 miles (Mint Canyon). T4N R15W S17, 18, 20-22 390 Comment
  CAS-BOT-BC241899  Eriogonum cinereum Peter H. Raven 1957-9-21 11356 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  POM279946  Eriogonum cinereum Arthur L. Cohen 1934-8-2 481 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  SDSU6531  Eriogonum cinereum H. Wedberg 1967-1-1 1315 Los Angeles along Sunset blvd. about 1/2 mile from Pacific Coast Hwy, in Pacific Palisades. 6 Comment
  RSA505265  Eriogonum cithariforme var. agninum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villase - or 1989-6-21 363 Los Angeles San Gabriel Mountains: north slopes west of Wrightwood 2018 Comment
  CAS-BOT-BC242770  Eriogonum davidsonii A. J. McClatchie 1893-8-16 s.n. Los Angeles San Antonio Mt Comment
  CLARK-A1528-3730  Eriogonum davidsonii John C. Roos 1937-7-18 403 Los Angeles San Antonio Canyon 914 Comment
  UC1871126  Eriogonum davidsonii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4819 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
  UCR193992  Eriogonum davidsonii R. G. Swinney 1998-8-13 6749 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  VVC3076  Eriogonum davidsonii Tim Thomas, P. J. MacKay 2015-5-10 6618 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  JEPS56687  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-4 8328 Los Angeles roadside, crest of Blue Ridge San Gabriel Mts., Blue Ridge 2438 Comment
  SDSU6580  Eriogonum elongatum R. M. Beauchamp 1966-8-10 63 Los Angeles Growing beside the Topanga Canyon Blvd, in Topanga Canyon Comment
  RSA279964  Eriogonum fasciculatum Delzie Demaree 1933-5-30 10370 Los Angeles Playa del Rey. Comment
  RSA0055095  Eriogonum fasciculatum James R. Shevock 1970-3-8 27 Los Angeles Foothills of San Gabriel Mts. 487 Comment
  RSA650865  Eriogonum fasciculatum var. foliolosum Bob Cochrane 1948-5-2 s.n. Los Angeles Found in hills back of Occidental College. Comment
  RSA670930  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-16 31104 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, 91105. 284 Comment
  CAS-BOT-BC250118  Eriogonum fasciculatum var. polifolium Geo. B. Grant 1904-6-26 3412 Los Angeles Mt. Lowe Comment
  RSA766103  Eriogonum fasciculatum var. polifolium F. R. Fosberg, Joseph A. Ewan 1931-8-11 s.n. Los Angeles Islip Trail, south slope Mt. Hawkins. 2195 Comment
  SD233905  Eriogonum fasciculatum var. polifolium A. C. Sanders, D. Malueg 2001-5-17 24351 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 11 acre gas company property at SW cornder of Jefferson Blve. And Montebellow Blvd., being decomissioned (El Monte 7.5' Q) 121 Comment
  RSA190979  Eriogonum giganteum var. giganteum Robert F. Thorne 1967-5-19 36895 Los Angeles Santa Catalina Island. Lower Middle Ranch Canyon below Eagles Nest. 91 Comment
  CAS-BOT-BC253469  Eriogonum gracile LeRoy Abrams 1902-7-5 2721 Los Angeles San Gabriel wash near Azusa Comment
  RSA306196  Eriogonum gracile Fay A. MacFadden 1931-07 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA6072  Eriogonum gracile var. gracile Carl B. Wolf 1932-9-15 4083 Los Angeles Mint Canyon, 9.5 miles above Saugus (opposite Glenwood's Cafe on Highway). 457 Comment
  RSA393242  Eriogonum gracile var. gracile G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  RSA535727  Eriogonum grande var. grande Tim S. Ross 1991-5-22 5467 Los Angeles San Clemente Island, Spray canyon, short canyon 2400 feet ENE of Spray ( which in turn is 5200 feet N of Eel Point.), W side of island. 79 Comment
  UCR209486  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR209531  Eriogonum nudum R. G. Swinney 2008-10-10 9560 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA585765  Eriogonum nudum var. pauciflorum Orlando Mistretta 1995-7-11 1891 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UCR94474  Eriogonum nudum var. westonii Orlando Mistretta 1995-10-2 1944 Los Angeles San Gabriel Mtns, Little Rock Creek. Upstream from Basin Campground 1052 Comment
  CAS-BOT-BC258237  Eriogonum pusillum Roxana S. Ferris 1918-6-12 897 Los Angeles R.R. embankment between Oban and Lancaster Comment
  POM280011  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles San Gabriel Mountains: Buckhorn 1982 Comment
  RSA609103  Eriogonum saxatile Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA755611  Eriogonum saxatile R. G. Swinney 2008-7-25 9313 Los Angeles Twin Peaks, west peak. 2299 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
  RSA420654  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  SD1299  Eriogonum umbellatum var. munzii Ruth B. Randall 7/1931 106 Los Angeles Big Pines near Los Angeles Comment
  SBBG64211  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  POM250127A  Eriogonum viridescens E. C. Jaeger 1939-6-28 s.n. Los Angeles Mojave Comment
  RSA611256  Eriogonum wrightii subsp. subscaposum Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  RSA420591  Eriogonum wrightii var. subscaposum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5460 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA420583  Eriogonum wrightii var. subscaposum H. de Forest 1932-10-16 16769 Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  CAS-BOT-BC297945  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-24 7858 Los Angeles Liebre Mts. NE summit of Grass Mt: N slopes draining toward Elizabeth Lake, S slopes toward Green Valley 1389 Comment
  IRVC26190  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  POM357933  Eriophyllum confertiflorum Norman C. Cooper 1948-4-21 2692 Los Angeles Littlerock Reservoir 915 Comment
  RSA724396  Eriophyllum confertiflorum K. Dobry 1991-4-22 s.n. Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  UC1871278  Eriophyllum confertiflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3995 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA0091747  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SBBG95442  Eriophyllum confertiflorum var. confertiflorum M. B. Dunkle 1928-4-22 1891 Los Angeles Buttonshell Beach 12 Comment
  UC750567  Eriophyllum confertiflorum var. confertiflorum Lewis S. Rose 1946-7-23 46237 Los Angeles above, Mulholland Dr Hollywood; Santa Monica Mts. 365 Comment
  CAS-BOT-BC308395  Eriophyllum pringlei S. B. Parish 1893-1-1 s.n. Los Angeles Lancaster Comment
  SEINET3859871  Eriophyllum pringlei R. G. Swinney 2009-4-24 10462 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  SJSU2509  Eriophyllum pringlei H. L. Buckalew 1962-4-18 Los Angeles Mohave Desert between Vincent & Little Rock Comment
  UCR281318  Eriophyllum pringlei R. G. Swinney 2014-4-18 16122 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 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
  UCR192016  Erodium brachycarpum A. C. Sanders 2008-4-16 34912 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  UCD103138  Erodium brachycarpum Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36750 Los Angeles Santa Catalina Island, lower end of Bulrush Canyon. 182 Comment
  SD232259  Erodium cicutarium V. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  CDA4367  Erodium moschatum L. C. Wheeler 1973-4-8 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Kagel Canyon. Comment
  RSA758704  Erodium moschatum Orlando Mistretta, Christine Mistretta 2008-4-19 2504 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  UC450918  Erysimum capitatum F. A. MacF. 1931-3-12 Los Angeles hillsides Verduga Hills, Tuna Canyon Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CSUSB514  Erysimum capitatum K. T. Ingram 1976-5-16 S. N. Los Angeles Angeles National Forest On Big Pine Highway, 1.9 miles from Angeles Crest Highway Comment
  POM553  Erysimum capitatum var. capitatum L. R. Abrams 1901-04 1339 Los Angeles San Fernando Mts. 762 Comment
  RSA124197  Erysimum capitatum var. capitatum E. K. Balls, P. C. Everett 1958-2-12 22864 Los Angeles SW of San Antonio Dam, north of Claremont 549 Comment
  CAS-BOT-BC55205  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles El Segundo. Comment
  LA202589  Eschscholzia californica Sharon Johnston; 1957-5-9 22 Los Angeles 30 Comment
  RSA318985  Eschscholzia californica T. S. Elias, Walter Wisura 1984-7-25 8521 Los Angeles N of Malibu, Point Dume, Comment
  RSA799675  Eschscholzia californica Pam De Vries 2013-4-3 7836 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1054 Comment
  UCR271163  Eschscholzia californica R. G. Swinney 2011-4-20 14454 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
  RSA0039737  Eschscholzia californica Roxanne Smith 1991-5-7 19 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/8 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  UCSB7044  Eschscholzia californica Gill, Robert 1959-2-27 Los Angeles Along road close to Throne Ranch, lower San Dimas Canyon, San Gabriel Mountain Range 365 Comment
  POM260  Eschscholzia californica var. crocea L. Metz 1909-5-15 35 Los Angeles Claremont. Comment
  RSA66742  Eschscholzia minutiflora F. W. Peirson 1919-6-15 487 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA233397  Eschscholzia ramosa Robert F. Thorne 1966-4-17 36141 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  RSA248853  Eschscholzia ramosa Robert F. Thorne 1973-4-11 42873 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA536046  Eschscholzia ramosa Tim S. Ross 1991-5-21 5383 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  CATA2921  Eucalyptus cladocalyx Sara L. Crockett, Michael Daligdig 1996-10-21 4 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  UCR200024  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Mariam Sidibeh 2003-3-26 1599 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  RSA785426  Euphorbia albomarginata Doris Bowers 1957-5-2 116 Los Angeles Road above Puddingstone, LaVerne 320 Comment
  RSA0087322  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  UCR55487  Euphorbia melanadenia J. A. Adams 1965-3-20 81 Los Angeles Claremont, Thompson's Wash, north end of Indian Hill Blvd. 427 Comment
  UCD142570  Euphorbia melanadenia Louis C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains. Between mouth of Big and Little Dalton Canyon. 350 Comment
  SD260946  Euphorbia nutans A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36944 Los Angeles San Gabriel Valley: Baldwin Park, San Gabriel River channel south of Ramona Blve. And north of I-10 Fwy, under SCE powerlines. 86 Comment
  RSA708552  Euphorbia peplus Valerie L. Soza, LeRoy Gross 2001-5-9 1195 -a Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCR197181  Euphorbia peplus Valerie Soza, LeRoy Gross 2001-5-9 1195 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  SFV2103  Euphorbia peplus M. Wisotsky 1958-5-28 s. n. Los Angeles San Fernando Valley 12904 Osborne Ave, northeast corner of house. Comment
  SEINET10453779  Euphorbia serpillifolia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4794 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  UCR209309  Euphorbia serpillifolia A. C. Sanders 2009-11-6 37229 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CDA4877  Euphorbia terracina T. C. Fuller 1969-7-15 18679 Los Angeles Botanic Garden, U.C.L.A., Westwood. Comment
  LA200961  Euphorbia terracina Carl Wishner; Daryl Koutnik 1999-10-4 CW 3456 Los Angeles 10.0 Comment
  PASA2702  Eurotia lanata Stason May 1931 Los Angeles Mohave desert near Palmdale Comment
  RSA616067  Euryops pectinatus Scott D. White 1997-12-31 6039 Los Angeles Malibu Coast: Mouth of Trancas Canyon, north of Pacific Coast Highway. Roadside bank just west of Highway 1 bridge over Trancas Creek. 8 Comment
  SBBG80289  Extriplex californica F. C. Boutin 1967-4-24 1720 Los Angeles Wilson Cove Comment
  SD69465  Extriplex californica Robert F. Thorne 1966-4-5 35858 Los Angeles Santa Catalina Island; along Cottonwood Creek below dam in Cottonwood Canyon. 105 Comment
  UCR205237  Festuca myuros R. G. Swinney 2008-3-26 8569 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA0045268  Filago californica R. G. Swinney 2010-3-22 12013 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA746797  Filago californica R. G. Swinney 2008-3-26 8564 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  LA201021  Filago gallica Carl Wishner; 1989-4-12 sn Los Angeles Simi Hills, Liberty Canyon, quarry site 0.25 mi NW of US 101 underpass 320 Comment
  UCR103751  Forestiera pubescens David Charlton 1989-5-25 3195 Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  CAS-BOT-BC52542  Frangula californica subsp. californica Elmer I. Applegate 1927-2-12 4981 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  RSA730391  Frangula californica subsp. cuspidata R. G. Swinney 1999-6-18 7289 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  POM6594  Frasera parryi Fitch 1919-6-7 2829 Los Angeles between Live Oak and San Dimas Canyons Comment
  JEPS43922  Fraxinus dipetala Frank W. Peirson 1919-7-1 383 a Los Angeles Fish Canyon San Gabriel Mountains 609 Comment
  RSA615524  Fraxinus dipetala Louis C. Wheeler 1967-5-18 9620 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UC520012  Fraxinus latifolia Joseph Andorfer Ewan 1932-4-30 7439 Los Angeles Ballona Creek at Higuera Road; Culver City, Ballona Creek Comment
  RSA713820  Fraxinus velutina A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26231 Los Angeles Western San Gabriel Mtns: Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property. 351 Comment
  UCR204835  Galium R. G. Swinney 2005-8-11 8461 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  LA208353  Galium angustifolium A. Handsheigel; 1920-5-17 sn Los Angeles Little Rock Creek Comment
  UCR231394  Galium angustifolium Dan S. Cooper 2011-10-5 1011- 126 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Five-Points 305 Comment
  UCSC001309  Galium angustifolium Peter Kamb 1948-7-4 1183 Los Angeles North slope of Mt Disappointment Mt Disappointment - San Gabriel Mts. 1646 Comment
  JEPS56024  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1967-12-29 4369 Los Angeles just below Wrigley Monument (sw of Avalon); Santa Catalina Island 121 Comment
  POM180172  Galium angustifolium subsp. angustifolium Joseph A. Ewan 1930-5-17 5507 Los Angeles Pico Canyon above Newhall. 549 Comment
  POM367677  Galium angustifolium subsp. angustifolium Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA584970  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-1 2759 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA600475  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-4-30 9603 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA647797  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
  UC1511316  Galium angustifolium subsp. angustifolium Robert F. Thorne and Dick Tilforth 1978-6-21 52329 Los Angeles n Bob's Gap; San Gabriel Mountains Comment
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  UC987822  Galium angustifolium subsp. angustifolium Reid Moran 1941-5-17 861 Los Angeles n San Fernando (n side of canyon); Pico Canyon 600 Comment
  UCR269113  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-23 2529 Los Angeles San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon 1144 Comment
  JEPS40558  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1964-1-27 3981 Los Angeles Dark Canyon Angeles Crest Highway 716 Comment
  RSA756793  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-21 2509 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA733558  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-8-13 6755 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UC1348982  Galium angustifolium subsp. gabrielense Robert F. Thorne, M. Z. Thorne 1967-7-19 37168 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  POM175425  Galium angustifolium subsp. nudicaule Joseph A. Ewan 1930-6-25 2646 Los Angeles Crystal Lake, North Fork San Gabriel River. 1707 Comment
  RSA250342  Galium angustifolium subsp. nudicaule Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42245 Los Angeles San Gabriel Mountains, Angeles National Forest; just below peak of Mount Islip. 2500 Comment
  RSA602556  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1967-8-9 10426 Los Angeles San Gabriel Mountains: Devil's Canyon on S side Mt. Waterman. 1982 Comment
  UCR271571  Galium aparine R. G. Swinney 2011-5-19 14786 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  SD84873  Galium aparine M. B. Dunkle 1940-3-18 7417 Los Angeles West end, Flat Terrace Comment
  UCR147716  Galium californicum subsp. flaccidum Valerie Soza, Et al. 2000-6-28 1037 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, 0.1 mi east of jct. with Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountain (FSR 2N24A) along fire road 1280 Comment
  UC185699  Galium catalinense W. S. Lyon 1884-1 Los Angeles Santa Catalina Island Comment
  SBBG19187  Galium catalinense subsp. catalinense M. A. Piehl 1963-12-8 631096 Los Angeles Cave Cyn, ca. 0.5 mi from mouth 50 Comment
  UC2029955  Galium grande V. Soza, Monica Acosta 2001-6-19 1296 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Mt. Wilson Trail helispot, west side Little Santa Anita Canyon, ca. 2 miles from the Mt. Wilson trailhead in Sierra Madre. Comment
  SD134381  Galium hallii Craig Reiser 1990-5-16 Los Angeles Ritter Ranch, Palmdale Comment
  SD239899  Galium johnstonii R. G. Swinney 2008-6-17 9057 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mile NW of Hwy 2 at Vincent Gap on Pinyoon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N 26 (Valyermo 7.5'Q) 2160 Comment
  LA91477  Galium nuttallii subsp. nuttallii Bruce Douglas Clayton; Greg Shaw 1972-4-7 77 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 487 Comment
  RSA0011521  Galium porrigens var. porrigens Orlando Mistretta, Christine Mistretta 2011-6-23 5742 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA771951  Gambelia Robert F. Thorne 1968-2-24 37916 Los Angeles Santa Catalina Island. N bank of road from Fisherman's Cove Comment
  RSA762055  Gamochaeta pensylvanica Orlando Mistretta, Christine Mistretta 2008-5-16 3104 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA392410  Garrya elliptica H. L. Bauer 1933-3-11 17526 Los Angeles Saddle Peak. 457 Comment
  CDA38576  Garrya flavescens R. F. Thorne, A. Takhtajan 1967-11-3 41873 Los Angeles San Gabriel Mountains; San Gabriel Mountains: San Antonio Canyon. 0 Comment
  OBI14150  Garrya veatchii Louis C. Wheeler 1932-5-28 792 Los Angeles Hogback, San Antonio Cyn, San Gabriel Mts 1128 Comment
  SD90213  Garrya veatchii Benjamin C. Stone 1953-3-9 291 Los Angeles Chaparral above San Gabriel dam area, San Gabriel Mountains. 1067 Comment
  RSA187980  Gastridium phleoides R. F. Thorne, P. Everett 1965-6-22 34908 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  SBBG108422  Gastridium phleoides T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8579 Los Angeles head of northern tributary of Canchalagua Cyn, 400' NNE of the 1135ft Triangulation Pt 326 Comment
  RSA0110527  Gayophytum R. G. Swinney 2011-6-7 15084 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA230740  Geranium californicum Robert F. Thorne, M. Z. Thorne 1969-7-9 38533 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  JEPS61408  Geranium carolinianum Frank W. Peirson 1919-5-18 437 Los Angeles Monrovia Canyon San Gabriel Mountains 457 Comment
  RSA29725  Geranium carolinianum Louis C. Wheeler 1932-5-27 770 Los Angeles Burbank Canyon, W Thompson Creek Dam. 518 Comment
  UCR215153  Geranium molle Kimberly Doughty, Darran Doughty 2008-5-24 25 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  UCR162287  Gilia Anuja Parikh, Nathan Gale 2004-6-2 2030 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA0113399  Gilia aliquanta subsp. aliquanta LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7529 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA657286  Gilia angelensis Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -18 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  UCR197220  Gilia angelensis Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 977 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Mtwy), northwest of 'La Tuna,' above Chandler Canyon, south of La Tuna Canyon 457 Comment
  SFV16004  Gilia brecciarum subsp. neglecta C. L. Michaels 1994-4-13 s. n. Los Angeles San Gabriel Mountains Gorman. CA State Highway 138, 0.7 miles from Gorman Post Road. Comment
  RSA717370  Gilia capitata Scott D. White, Pam De Vries 2006-5-9 11386 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
  SD31174  Gilia capitata Edith A. Purer 1931-3-16 989 Los Angeles Palos Verdes Hills. Comment
  RSA493579  Gilia capitata L. M. Shultz, John S. Shultz 1982-5-9 6122 Los Angeles Foothills: near Claremont. 427 Comment
  RSA599496  Gilia capitata subsp. abrotanifolia Steve Boyd, Lauren Raz 1997-3-25 9321 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UCSB33711  Gilia capitata subsp. abrotanifolia Griesel, Wesley 1962-4-29 Los Angeles Arroyo Seco near Brookside Park, Pasadena 365 Comment
  RSA590551  Gilia capitata subsp. abrotanifolia T. S. Ross, Walter Appleby 1993-5-19 7166 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  RSA0088595  Gilia latiflora R. G. Swinney 2010-5-11 12674 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA611840  Gilia latiflora subsp. davyi Steve Boyd, Valerie Soza 1998-4-28 10172 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA777207  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2010-5-19 5123 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC226397  Gilia latiflora subsp. latiflora Robert F. Thorne 1973-5-11 43531 Los Angeles San Gabriel Mts., Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam 1036 Comment
  UC52362  Gilia latiflora subsp. latiflora H. M. Hall 1902-5-3 3045 Los Angeles Rock Creek Antelope Valley, Rock Creek Comment
  UCR97329  Gilia modocensis R. G. Swinney 1996-5-27 4735 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  SEINET3163605  Gilia multicaulis G. B. Grant 511 Los Angeles Sangus [?-illegible] Comment
  RSA527598  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4425 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UC964781  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-26 2967 Los Angeles Summit of 1st Grade, Mint Canyon Road Mint Canyon Road Comment
  RSA469479  Gilia ochroleuca subsp. bizonata N. C. Cooper 1948-4-21 2723 Los Angeles Saugus. 762 Comment
  UC212501  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-8-24 Los Angeles near head Prairie Fork (San Antonio Mountains, Southern California); San Antonio Mountains, nr Head of Prairie Fork 2346 Comment
  UC879940  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  RSA469632A  Gilia sinuata H. E. Hasse, Davidson 1906-7-1 1610 Los Angeles Big Rock Creek. Comment
  SD237551  Gilia splendens R. G. Swinney 2009-5-28 10936 Los Angeles Transverse Range: San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mountain 7.5'Q) 1584 Comment
  UCR191532  Gilia splendens R. G. Swinney 1998-7-8 6325 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR258762  Gilia splendens R. G. Swinney 2010-5-11 12691 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  JEPS69713  Gilia splendens subsp. splendens Frank W. Peirson 1918-10-21 286 Los Angeles West Fork San Gabriel River 1219 Comment
  RSA603907  Githopsis diffusa subsp. diffusa L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  RSA95132  Glyptopleura setulosa F. W. Peirson 1930-5-31 8917 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  POM358857  Gnaphalium beneolens Louis Greata 1900-9-16 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  SEINET13387035 Image available Gnaphalium canescens R. G. Swinney 2011-1 15729 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA747421  Gnaphalium palustre R. G. Swinney 2008-5-12 8846 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA226075  Gnaphalium palustre R. F. Thorne, C. W. Tilforth 1971-6-17 39916 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  RSA593482  Gnaphalium thermale Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8847 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon, in side drainage below high-tension power lines. 610 Comment
  CAS-BOT-BC110214  Grayia spinosa Timothy S. Ross; Steve Boyd 1991-3-23 4259 Los Angeles Lovejoy Buttes, on the Mojave Desert. Northeast portion of the main buttes, +- west of Lovejoy Springs (destroyed by development). 941 Comment
  UC483356  Grayia spinosa Eugene Wells 1910-3-18 Los Angeles Antelope Valley, Lancaster Comment
  UCR160802  Grayia spinosa David Charlton 1989-4-7 2843 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UCR220215  Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  POM359065  Grindelia camporum var. bracteosa Anstruther Davidson 1893-3-8 s.n. Los Angeles Wiseburn. Comment
  CAS-BOT-BC305260  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Antelope Valley: Highway 14 at Avenue A 731 Comment
  CAS-BOT-BC305261  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Antelope Valley: Highway 14 at Avenue A 731 Comment
  LA51490  Guillenia lasiophylla O. H. Kappler; 1944-4-2 577 Los Angeles Santa Monica Mountains, Monte Nido, Cold Creek; road from Cold Creek to Las Flores Canyon 365 Comment
  RSA618766  Guillenia lasiophylla L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  UC729594  Guillenia lasiophylla Carl B. Wolf 1932-5-9 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  RSA586282  Guillenia lasiophylla Orlando Mistretta 1995-3-14 1533 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  SBBG62670  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  UCR65260  Haplopappus menziesii F. R. Fosberg 1931-5-12 S- 04855 Los Angeles Channel Islands, Santa Catalina Island, Renton Pass 400 Comment
  POM155755  Harpagonella palmeri M. B. Dunkle 1928-4-22 1889 Los Angeles Buttonshell, Santa Catalina Island. 30 Comment
  CAS-BOT-BC307287  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles On the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC307298  Hazardia squarrosa var. grindelioides Peter H. Raven 1957-9-21 11325 Los Angeles NW end of U.C.L.A campus, Los Angeles Comment
  OBI34894  Hazardia squarrosa var. grindelioides David J. Keil 1983-8-23 17869 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  UC134292  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles near Claremont; San Antonio Canyon Comment
  POM359753  Helenium puberulum Louis Greata 1900-9-16 s.n. Los Angeles Khurtz Street marsh, East Los Angeles. Comment
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Mar 3 2013
  RSA188269  Helianthemum scoparium var. vulgare R. F. Thorne 1966-4-28 36252 Los Angeles Santa Catalina island, Hay press area 427 Comment
  UCR277087  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UC129175  Helianthus gracilentus T. B. 1904-3-1 4709 Los Angeles hills near Claremont Comment
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Jun 3 2012
  SBBG79046  Heliotropium curassavicum F. R. Fosberg 1931-4-4 7166 Los Angeles mouth of Cottonwood Cyn 2 Comment
  SD252292  Heliotropium curassavicum Steven A. Junak 2000-6-29 Sca 1353 Los Angeles Santa Catalina Island: Along E side of Middle Ranch Road, ca. 1.1 miles from intersection with Airport Road. 292 Comment
  LA40177  Heliotropium curassavicum var. oculatum A. M. Johnson; 1932-5-30 4108 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCD119450  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-6-26 9891 Los Angeles San Gabriel Mountains: Elsmere Canyon. 441 Comment
  RSA188376  Hemizonia clementina R. F. Thorne 1965-6-22 34864 Los Angeles Santa Catalina Island; along Upper Pebble [Pebbly] Beach road 30 Comment
  RSA158199  Hemizonia fasciculata Peter H. Raven 1962-7-11 17994 Los Angeles Canyon N of station Nanny, N of Lemon Tank, San Clemente Island Comment
  POM360303  Hemizonia kelloggii Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 962 Los Angeles open desert near Pearblossom, area later destroyed in construction of water project reservoir Comment
  RSA678919  Hemizonia parryi subsp. australis Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  UCR192166  Herniaria hirsuta A. C. Sanders 2008-4-17 34937 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
  UC34918  Hesperolinon micranthum Dr. A. Davidson 1890-1 Los Angeles Newhall Comment
  UCD169113  Hesperoyucca whipplei R. G. Swinney 2009-5-13 10794 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA667599  Heterodraba unilateralis Steve Boyd, Lee Lenz 2001-5-2 10421 Los Angeles along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
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Dec 17 2008
  SBBG105350  Heteromeles arbutifolia H. L. Ferguson 1981-4-20 252 Los Angeles near mouth of Horse Beach Cyn 53 Comment
  UC12319  Heteromeles arbutifolia J. H. Barber Jul 21 1897-Jan 1 1900 276 Los Angeles Santa Monica Forestry Station Comment
  UCR117131  Heteromeles arbutifolia A. C. Sanders, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR189929  Heteromeles arbutifolia T. B. Salvato, Sandra Murcia 2007-10-18 3083 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  UCR273275  Heteromeles arbutifolia R. G. Swinney 2011-10-25 15867 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA573693  Heterotheca fastigiata Timothy S. Ross 1990-8-17 3184 Los Angeles San Gabriel Mtns.; Prairie Fork. 1799 Comment
  SBBG12902  Heterotheca grandiflora E. R. Blakley 1962-10-3 5380 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  CAS-BOT-BC318859  Heterotheca grandiflora Le Roy Abrams 1901-8-15 2178 Los Angeles Inglewood Comment
  CAS-BOT-BC311262  Heterotheca sessiliflora subsp. echioides Carl B. Wolf 1932-9-15 4081 Los Angeles Mint Canyon, 9 1/2 mi. above Saugus. Opposite Glenwood's Cafe on Highway 457 Comment
  UCR272510  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-27 15907 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
  JEPS41667  Heuchera caespitosa Frank W. Peirson 1918-6-10 67 Los Angeles n of Pasadena (n slope of Mt. Lowe near the summit); San Gabriel Mountains, Mt. Lowe 1676 Comment
  RSA0127002  Heuchera caespitosa Louis C. Wheeler 1967-8-1 10212 Los Angeles Angeles National Forest. Granite Mt. 2012 Comment
  CAS-BOT-BC48131  Heuchera elegans A. D. E. Elmer 1902-6-1 3687 Los Angeles Acton, Mt. Gleason Comment
  RSA0063114  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3769 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA729389  Hieracium albiflorum R. G. Swinney 1998-7-21 6467 Los Angeles Upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail. 1707 Comment
  LA200305  Hirschfeldia incana Norman A. Cole; May 1964 317 C2 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  LA91519  Hirschfeldia incana Bruce Douglas Clayton; Greg Clayton 1972-5-13 119 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak at NE corner of study area 615 Comment
  POM348806  Hoita macrostachya Harry H. Stone 1934-7-16 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  SD215402  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Liebre Mountains Region: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West near the California Aqueduct, east of mouth of Broad Canyon. 914 Comment
  LA200818  Holodiscus discolor Jonathan Sauer; H. N. Sauer 1979-6-15 4822 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  UCR157441  Hordeum depressum A. C. Sanders, E. J. Lott 1993-5-6 13959 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SBBG131655  Hordeum intercedens S. A. Junak 1999-5-20 SCa 954 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  SBBG98956  Hordeum intercedens T. Ross 1991-5-20 5371 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse; near eroded earthen dam 164 Comment
  LA51650  Hordeum marinum subsp. gussoneanum Peter H. Raven; David S. Verity 1960-5-7 15349 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners, just W of Cornell Corners. 213 Comment
  CATA1054  Hordeum murinum Mark L. Hoefs 1995-5-10 1987 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  UCR220224  Hordeum murinum R. G. Swinney 2009-4-7 10281 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UCR223764  Hordeum murinum R. G. Swinney 2009-5-28 10979 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CATA1126  Hordeum murinum subsp. glaucum Mark L. Hoefs 1995-5-23 2093 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  UCR200193  Hordeum murinum subsp. glaucum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 875 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 366 Comment
  RSA591974  Hordeum murinum subsp. leporinum Mark Hoefs, Doug Propst 1974-5-10 460 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  RSA601615  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-13 9491 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  LA207975  Horkelia parryi A. M. Johnson; 1933-5-20 4289 Los Angeles Asuza flats Comment
  RSA729840  Horkelia rydbergii R. G. Swinney 1999-6-18 7340 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  CAS-BOT-BC213015  Hosackia crassifolia I. M. Johnston 1917-6-20 1495 Los Angeles Bakly Lookout of U.S.F.S. 2133 Comment
  SEINET957968  Hosackia oblongifolia V. Duran 1933-1 3698 -3528 Los Angeles Buckhorn, San Gabriel Mts. 2591 Comment
  RSA0115962  Hulsea heterochroma R. G. Swinney 2010-9-21 13868 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  SEINET1783670  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Hwy, 3 mi E of Chilao, San Gabriel Mountains. 1829 Comment
  UC1930051  Hulsea vestita subsp. gabrielensis Valerie Soza, Sarah J. De Groot 2003-6-18 1690 Los Angeles Transverse Ranges; San Gabriel Mountains region; Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  UCSB9932  Isocoma menziesii var. sedoides Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  HSC81276  Isocoma menziesii var. vernonioides F. R. Fosberg 1930-11-11 4179 Los Angeles Templeton, S. Prente 100 Comment
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Jun 26 2015
  RSA678916  Isocoma menziesii var. vernonioides Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  UC174042  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  UCR213405  Isomeris arborea A. C. Sanders, Dan S. Cooper 2010-3-12 37338 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR98793  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-5-1 9665 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  HSC65714  Iva axillaris C. W. Tilforth, S. Nilsson 1972-7-20 42188 Los Angeles Caldwell Lake near Valyermo (sag pond on the San Andreas fault 1570 Comment
  SBBG112922  Jepsonia malvifolia S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 814 Los Angeles E end of beach at White's Landing 24 Comment
  RSA0011167  Juglans californica Tim S. Ross, Annette Ross 1991-3-7 4152 Los Angeles Elephant Hill: Western Pomona. Sec. 26 (projected) 335 Comment
  SFV5524  Juglans californica var. californica W. A. Kelley May 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC5320  Juglans californica var. californica J. H. Barber 1897-4-4 125 Los Angeles Santa Monica Exp't Station Comment
  UCR271809  Juncus R. G. Swinney 2011-6-23 15301 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA771571  Juncus balticus R. G. Swinney 2009-5-6 10658 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  RSA368152  Juncus bufonius Anstruther Davidson 1915-1 3091 Los Angeles Los Angeles. Comment
  RSA368346  Juncus bufonius var. bufonius Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek, Mojave Desert. Comment
  RSA638177  Juncus bufonius var. bufonius L. C. Wheeler 1969-5-16 s.n. Los Angeles Santa Catalina Island. Fishermans Cove: USC Marine lab. 15 Comment
  RSA0094631  Juncus duranii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8516 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2453 Comment
  IRVC5258  Juncus macrophyllus Peter H. Raven, H. J. Thompson 1960-7-17 15553 Los Angeles Dry rivulet near junction of Latigo Canyon with Mulholland Highway. 518 Comment
  RSA588610  Juncus macrophyllus Orlando Mistretta 1994-5-23 1243 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA368232  Juncus mexicanus Freda Detmers 1931-5-17 14247 Los Angeles Big Rock Creek; Mojave Desert. Comment
  RSA684961  Juncus mexicanus Timothy S. Ross 1990-6-1 2769 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UC1586199  Juncus mexicanus Tim Ross 1991-8-16 5817 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  RSA177697  Juncus mexicanus Robert F. Thorne, Percy C. Everett 1965-5-11 34650 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  RSA651588  Juncus mexicanus T. Shipman 1974-7-25 s.n. Los Angeles Lake Jackson. 1828 Comment
  SBBG126955  Juncus rugulosus A. Parikh, N. Gale 2011-7-14 3557 Los Angeles West Fork San Gabriel River, 2.6 km W of St Hwy 39; San Gabriel Mtns 615 Comment
  CATA2077  Juncus textilis Mark L. Hoefs 1995-5-16 2039 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  JEPS63874  Juncus textilis Frank W. Peirson 1921-6-20 1640 Los Angeles North Fork San Gabriel River San Gabriel Mountains 762 Comment
  CATA1358  Juncus xiphioides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2470 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  CAS-BOT-BC80990  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  CDA709  Juniperus californica A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  CAS-BOT-BC235729  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Transverse Range; San Gabriel Mtns.: Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  CAS-BOT-BC235752  Keckiella cordifolia Steven A. Junak 1996-5-20 SCI- 514 Los Angeles San Clemente Island: Mosquito Cove, at mouth of first gully S of main canyon 6 Comment
  CAS-BOT-BC235763  Keckiella cordifolia C. B. Wolf 1931-6-25 2240 Los Angeles S.W. of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon) 60 Comment
  SD4630  Keckiella cordifolia Ruth B. Randall, A. Downlee 1926-6-13 92 Los Angeles Verdugo Road Comment
  UC1063190  Keckiella ternata A. D. Gifford 1935-3-19 496 Los Angeles 1 mi ene Sawmill Mountain; Angeles National Forest, Tejon Quad. 1493 Comment
  CAS-BOT-BC246112  Keckiella ternata var. ternata Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Angeles Co. Comment
  CLARK-A1528-2584  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Lancaster Comment
  SEINET190477 Image available Koeleria macrantha V. Duran 1933-7-9 3505 Los Angeles Horse Flats San Gabriel Mts 1676 Comment
  UCR252744  Koelreuteria bipinnata R. G. Swinney 2010-9-1 13647 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA69953  Krascheninnikovia lanata F. W. Peirson 1926-4-26 6653 Los Angeles about 1 mile east of Palmdale Comment
  UCSB71671  Krascheninnikovia lanata Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mountains region; W terminus of Holcomb Ridge, W of Big Rock Creek; along E, NE side of hill; N of Fort Tejon Road, west of Valyermo Road; (Valyermo 7.5 Quad. T4N, 5N R9W, 10 W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31) 1215 Comment
  UCD133558  Lactuca serriola Robert F. Thorne; J. Dourley 1967-10-10 37333 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 Comment
  CATA120  Lamarckia aurea Mark L. Hoefs, A. Douglas Propst 1973-3-14 92 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  SEINET4044592  Lamarckia aurea D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 137 Comment
  UCR126229  Lamarckia aurea A. C. Sanders 2003-3-14 25746 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA409527  Lamium amplexicaule Louis C. Wheeler 1933-1-28 1457 Los Angeles 1835 Westhaven Ave. San Marino. 137 Comment
  POM50900  Lasthenia californica L. R. Abrams 1901-04 1228 Los Angeles Ballona Harbor Comment
  POM361494  Lasthenia californica L. E. Hoffman 1927-5-18 s.n. Los Angeles Palmdale School. Along Los Angeles River Comment
  CAS-BOT-BC329160  Lasthenia glabrata subsp. coulteri Geo. B. Grant 1917-4-11 s.n. Los Angeles Ballona Salt Marshes Comment
  JEPS15065  Lasthenia gracilis G. B. Grant 1901-1-1 98 Los Angeles Pasadena Comment
  SBBG119488  Lasthenia gracilis P. H. Raven 1962-4-10 17193 Los Angeles S of Wilson Cove 91 Comment
  JEPS9699  Lasthenia gracilis I. W. Clokey and B. C. Templeton 1930-4-8 4672 Los Angeles along San Fernando Road 300 Comment
  RSA156675  Lasthenia gracilis Peter H. Raven 1962-4-10 17193 Los Angeles San Clemente Island, just south of Wilson Cove 91 Comment
  RSA724475  Lathyrus laetiflorus K. Dobry 1992-2-16 d- 1049 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  LA201174  Lathyrus odoratus Arthur C. Gibson; 2003-4-28 4708 Los Angeles 396 Comment
  RSA0105049  Lathyrus vestitus R. G. Swinney 2011-4-26 14490 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
  SEINET13387010 Image available Lathyrus vestitus R. G. Swinney 2011-1 14190 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  RSA405726  Lathyrus vestitus subsp. alefeldii C. B. Liter 1928-4-4 s.n. Los Angeles Catalina Island. Comment
  POM8270  Lathyrus vestitus subsp. laevicarpus P. A. Munz, R. D. Harwood 1921-5-17 3978 Los Angeles Topango Canyon, Santa Monica Mountains 152 Comment
  RSA615527  Lathyrus vestitus var. vestitus L. C. Wheeler 1967-5-18 9636 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  POM305934  Lathyrus vestitus var. vestitus Henry J. Ramsey 1938-5-1 1214 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA587198  Lavatera cretica Scott D. White 1995-12-5 s.n. Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  JEPS39203  Layia glandulosa F. W. Peirson 1921-5-19 2413 Los Angeles Little Rock Creek San Gabriel Mountains, Little Rock Creek 975 Comment
  UC30631  Layia glandulosa J. Burtt Davy 1896-5-9 2162 Los Angeles Antelope Valley, Mojave Comment
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Apr 24 2007
  UCR259047  Layia glandulosa R. G. Swinney 2010-5-12 12755 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
  RSA728338  Layia glandulosa Gary D. Wallace 1982-4-17 1906 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UC624997  Layia platyglossa F. R. Fosberg 1931-5-6 S 4814 Los Angeles Cape Canyon; Santa Catalina Island 200 Comment
  SDSU4723  Layia platyglossa Gerald Collier 1951-4-7 M 557 Los Angeles Point Dume, about 3 miles west of U.S. Hwy 101. 50 yards from road. Comment
  UCR12251  Lepechinia fragrans Art Whistler 1966-6-23 s.n. Los Angeles San Gabriel Mtns., Hwy 2 en route to Mt. Wilson via Angeles Crest Hwy and Foothill Bvd. 1067 Comment
  RSA306199  Lepidium dictyotum var. acutidens Fay A. MacFadden 1934-3-18 12453 Los Angeles Waste land, Culver City Comment
  CAS-BOT-BC89307  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  CAS-BOT-BC89311  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles Mojave Desert. Ca. 940 m due west of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. 941 Comment
  CDA24918  Lepidium fremontii A. C. Browne 1953-5-21 Los Angeles Lancaster. 0 Comment
  RSA4828  Lepidium lasiocarpum James Snow s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Station #1, Plant #1 Comment
  CAS-BOT-BC174771  Lepidium latifolium Tim Ross; Steve Boyd 1993-5-23 7213 Los Angeles Western Arcadia: slope on the N side of the Foothill Freeway (I-210) between Michillinda Avenue and its west-bound off-ramp 198 Comment
  CDA39095  Lepidium latifolium Michael O Brien 2013-8-11 s.n. Los Angeles Malibu Creek State Beach. 0 Comment
  SEINET3148905  Lepidium medium G. B. Grant 1901-1 679 Los Angeles rare East. From Pasadena. Comment
  UCD115863  Lepidium pinnatifidum J. C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd. along railroad tracks between Westwood and Beverly Glen Blvds. Comment
  UC56737  Lepidium virginicum var. pubescens Geo. B. Grant 3469 Los Angeles Pasadena Comment
  RSA65794  Lepidium virginicum var. pubescens F. W. Peirson 1919-3-1 674 Los Angeles Altadena. Comment
  SBBG119318  Lepidium virginicum var. pubescens V. Soza with L. Gross 2001-5-14 1222 Los Angeles above Santa Anita Cyn, ca. 0.7 mi WNW of the Santa Anita Dam 762 Comment
  RSA762071  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3085 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  UC1234597  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles in front of Botanic Garden; Claremont 259 Comment
  RSA352727  Leptochloa fusca subsp. uninervia Geo. L. Moxley 1917-9-19 639 Los Angeles In street, Oakwood, between Harward and Hobart, Los Angeles. Comment
  RSA660766  Leptodactylon californicum subsp. glandulosum Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 50 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 806 Comment
  SD43392  Leptosiphon aureus Darley F. Howe 1948-5-2 1779 Los Angeles Angelus Crest Highway to Mt. Wilson; desert side. 975 Comment
  POM9145  Leptosiphon aureus subsp. aureus W. R. Dudley, F. H. Lamb 1896-6-8 4334 Los Angeles At Spragues, Liebre Mts. [an annotation note by Carl Epling reads: Same collection number (Stanford Univ. Herb. 13765) was collected at Edge of Antelope Valley near Neenach, June 6, 1896.] Comment
  POM19109  Leptosiphon bicolor P. A. Munz 1923-4-9 6677 Los Angeles San Clemente Island. About 3 miles southeast of Casa Blanca Comment
  UCR271195  Leptosiphon breviculus R. G. Swinney 2011-6-6 14988 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SBBG16945  Leptosiphon chrysanthus subsp. chrysanthus K. A. Wilson 1962-5-26 1290 Los Angeles Aliso Cyn Rd, ca. 2 mi S of Acton Comment
  SBBG49918  Leptosyne calliopsidea L. S. Matlovsky 1975-3-27 DM 0011 -10 Los Angeles Three Sisters, near Theodore Payne Wildlife Sanctuary Comment
  JEPS22873  Lessingia glandulifera var. glandulifera Rimo Bacigalupi with Reino Alava 1958-7-21 6449 Los Angeles at Chilao Flat (San Gabriel Mts., Angeles National Forest); San Gabriel Mts., Angeles National Forest 1615 Comment
  RSA0116902  Lessingia glandulifera var. glandulifera Lyman Benson 1945-9-26 11849 Los Angeles Claremont. 365 Comment
  SBBG63045  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  RSA717067  Leymus condensatus Andrea Edwards, Pam De Vries 2006-4-11 67 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA738074  Leymus condensatus Margaret Tucker 1966-6-4 s.n. Los Angeles San Rafael Hills-Montrose Comment
  RSA509587  Lilium parryi Louis C. Wheeler 1967-7-15 10013 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA729406  Lilium parryi Richard G. Swinney 1998-10-3 7005 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
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Nov 7 2015
  CDA41459  Limonium sventenii Michael O Brien 2015-7-1 s.n. Los Angeles Malibu; County Line Beach , a unit of Leo Carrillo State Beach. 0 Comment
  RSA82519  Limosella acaulis F. W. Peirson 1922-7-5 3155 Los Angeles Big Pines, north slope of San Gabriel Mtns. 1860 Comment
  UCR190369  Linanthus breviculus R. G. Swinney, Cody Clarke 2001-6-20 8004 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  CHSC3699  Linanthus californicus Mary Mac Arthur 1966-4-28 7 Los Angeles San Franciskito. 304 Comment
  RSA652610  Linanthus californicus subsp. glandulosus T. Strid 1972-6-11 s.n. Los Angeles Arroyo Seco, Pasadena. 396 Comment
  CHSC95412  Linanthus concinnus LeRoy Gross; Michael Denslow 2003-6-4 995 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2). Just off the trail to Throop Peak, a short distance from the highway. UTM Zone: 3802915N, 0426388E. 2439 Comment
  RSA73012  Linanthus concinnus F. W. Peirson 365 Los Angeles Summit of Mt. Lowe. Comment
  LA52347  Linanthus dianthiflorus Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA679872  Linanthus dichotomus subsp. dichotomus LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 874 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UC146788  Linanthus parviflorus Orcutt 1884-7-3 1126 Los Angeles mts. n. Low. Cal.; Cotype <note on sheet pointing to Linanthus luteolus Greene annot.> Comment
  RSA131976  Linanthus pungens Gale Sphon 1959-6-27 381 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway 2287 Comment
  SFV22057  Lithophragma affine subsp. mixtum V. Soza, L. Gross, B. Hogshead 2001-4-18 1154 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-northwest-facing slope above trail. 396 Comment
  RSA660261  Lithophragma bolanderi Orlando Mistretta, Peter L. Morrell 1992-6-4 490 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA84372  Lithophragma bolanderi F. W. Peirson 1918-5-21 69 Los Angeles Arroyo Seco near Pasadena 457 Comment
  UC64642  Lithophragma tenellum H. M. Hall Jun 3 1900-Jun 6 1900 1498 Los Angeles Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 2057 Comment
  UCSB2213  Lobularia maritima Ballard 1954-4-1 Los Angeles Pomona College Campus, Claremont 259 Comment
  SBBG31418  Logfia filaginoides R. F. Thorne 1966-4-5 15806 Los Angeles W slope of Black Jack Mtn 518 Comment
  UC75927  Logfia filaginoides Geo. B. Grant 1901-1-1 461 Los Angeles Pasadena Comment
  CAS-BOT-BC342199  Logfia filaginoides Louis Wheeler 1933-5-13 1730 Los Angeles Cobles Canyon [Cobal Canyon] near Palmer Canyon, San Gabriel Mts. 487 Comment
  RSA777624  Lolium perenne Orlando Mistretta, Christine Mistretta 2010-5-20 5156 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UCR150843  Lomatium mohavense R. G. Swinney 1998-4-14 5975 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR277121  Lomatium mohavense R. G. Swinney 2010-5-21 12856 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA97341  Lomatium mohavense subsp. mohavense F. W. Peirson 1926-4-26 6655 Los Angeles about 1 mile east of Palmdale Comment
  SBBG59785  Lomatium nevadense R. Hoffmann 1930-4-10 Los Angeles between Lancaster and Del Sur, near highway Comment
  SBBG59761  Lomatium utriculatum M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  UCR186958  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31967 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  POM122949  Lomatium vaginatum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC889569  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-12 S 4851 Los Angeles Hay Press Santa Catalina Island 350 Comment
  RSA729091  Lonicera interrupta R. G. Swinney 1999-6-30 7467 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills. 1463 Comment
  LA200348  Lonicera subspicata var. denudata Michael Neuman; November 1983 6 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon Comment
  RSA455367  Lonicera subspicata var. denudata H. L. Bauer 1932-6-1 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  UCR212780  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1766 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, Sycamore Canyon, [along Sycamore Canyon Road, north of San Dimas Canyon Park], on a horse trail 120 Comment
  UCR272616  Lonicera subspicata var. denudata R. G. Swinney 2011-10-27 15906 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
  RSA498766  Lotus Katherine O. Haughton 1931-7-15 s.n. Los Angeles Los Angeles Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  RSA158196  Lotus argophyllus var. ornithopus P. H. Raven 1962-4-11 17281 Los Angeles Dune on coast north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA0003348  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  SFV11235  Lotus corniculatus D. K. Shayne 1966-3-9 102 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  UC1584927  Lotus crassifolius Tim Ross and Steve Boyd 1991-7-24 5614 Los Angeles ridge nne Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' Quad 1889 Comment
  UCR43340  Lotus crassifolius David Charlton 1986-6-15 257 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  PASA1083  Lotus grandiflorus Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
  SFV6171  Lotus grandiflorus R. M. Muran 1974-4-16 62 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  RSA187890  Lotus hamatus R. F. Thorne 1966-4-7 35943 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA188915  Lotus hamatus R. F. Thorne 1966-4-6 35914 -a Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  RSA90299  Lotus hamatus F. W. Peirson 1920-5-3 2117 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  UCR259169  Lotus heermannii R. G. Swinney 2010-6-23 13357 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA244372  Lotus heermannii var. heermannii C. W. Tilforth 1973-7-6 891 Los Angeles Small wash, west side of San Antonia Canyon, n. of Claremont. Comment
  RSA406169  Lotus heermannii var. heermannii F. R. Fosberg 1931-8-11 S 5492 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon. 457 Comment
  UCR270663  Lotus oblongifolius R. G. Swinney 2011-6-29 15353 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA729386  Lotus oblongifolius var. oblongifolius R. G. Swinney 1998-7-14 6434 Los Angeles SW of Wrightwood, 7.1 miles SE of Hwy 2 and 3N06 junction at 3N39, stream crossing road in a tributary canyon of Prairie Fork. 2171 Comment
  UCR280876  Lotus procumbens var. procumbens R. G. Swinney 2014-5-7 16403 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR200220  Lotus purshianus var. purshianus Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Motorway), north of 'La Tuna,' above Chandler and Fisher canyons, south of La Tuna Canyon 488 Comment
  POM244877  Lotus salsuginosus F. R. Fosberg 1931-3-27 S- 4415 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  POM2466  Lotus salsuginosus J. H. Barber, W. Appleby 1897-3-28 106 Los Angeles Santa Monica Mountains; Santa Monica Forestry Station. Comment
  RSA406803  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-1 S- 4443 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA695433  Lotus scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  POM306251  Lotus scoparius Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1369 Los Angeles North Craig Ave., Altadena. Comment
  RSA406856  Lotus scoparius Gale Sphon 1955-4-12 s.n. Los Angeles Point Dume Comment
  RSA656233  Lotus scoparius Joseph M. Keefe 1978-6-4 23332 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  UC527620  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando (Little Tujunga Wash); Little Tujunga Wash 335 Comment
  RSA406859  Lotus scoparius var. scoparius Donald R. Bissing 1973-6-2 131 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 756 Comment
  UC56563  Lotus strigosus Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UCR124460  Lotus strigosus I. W. Clokey, B. C. Templeton 1929-1 4576 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR126587  Lotus strigosus A. C. Sanders 2003-5-22 26826 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
  RSA522437  Lotus strigosus T. S. Ross 1990-7-10 4014 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA213333  Lotus strigosus var. strigosus Reid V. Moran 1941-2-25 610 Los Angeles Santa Catalina Island. N of Wilson's Harbor. 50 Comment
  RSA519415  Lupinus Anstruther Davidson 1920-04 s.n. Los Angeles Pasadena Comment
  UCR277262  Lupinus D. E. Bramlet 2011-8-13 4945 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  RSA536049  Lupinus agardhianus T. S. Ross 1991-5-21 5398 Los Angeles San Clemente Island: upper easterly branch of Box Canyon 457 Comment
  RSA646988  Lupinus agardhianus LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 200 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge . 488 Comment
  CAS-BOT-BC8508  Lupinus aliclementinus Reid Venable Moran 1941-2-18 587 Los Angeles San Clemente Island, Middle Ranch Creek Comment
  RSA488443  Lupinus bicolor Mark Hoefs 1973-3-14 111 Los Angeles Santa Catalina Island. Between Moonstone and White's Cove. 61 Comment
  UC1871129  Lupinus bicolor T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4810 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
  UCD107128  Lupinus bicolor R. A. Blanchard 1932-4-17 2276 Los Angeles Lancaster. Comment
  UCR138499  Lupinus bicolor L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  UCR146122  Lupinus bicolor Michael Denslow, Steve Boyd 2003-5-7 1085 Los Angeles Transverse Ranges; San Gabriel Mountains region, Lower Glendora Ridge Motorway (1N26) above Azusa. 610 Comment
  RSA756009  Lupinus bicolor Orlando Mistretta, Christine Mistretta 2008-4-29 2548 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA188073  Lupinus bicolor subsp. microphyllus R. F. Thorne 1966-4-30 36351 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  RSA407116  Lupinus chamissonis Tom Burch, B. E. Burch 1943-7-5 s.n. Los Angeles Redondo Beach Comment
  UCR205898  Lupinus concinnus R. G. Swinney 2008-5-8 8784 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
  RSA413471  Lupinus concinnus Anstruther Davidson 1893-7-6 s.n. Los Angeles Rock Creek Comment
  CAS-BOT-BC216654  Lupinus excubitus subsp. hallii Alice Eastwood 1939-4-16 s.n. Los Angeles Santa Ana Botanic Garden Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  SFV10196  Lupinus formosus var. formosus J. G. Cuti 1978-4-19 56 Los Angeles Verdugo Mountains About 1 mile from end of Walnut Ave. on Stough Canyon fire road. 518 Comment
  SFV22095  Lupinus formosus var. formosus O. Mistretta, C. Mistretta 2010-6-17 5339 Los Angeles San Gabriel Mountains Upper Big Tujunga Canyon. Alder Creek, 0.4 miles upstream (northwest) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR174491  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range, Newhall Ranch, study area 64 333 Comment
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Apr 9 2009
  UCR86525  Lupinus guadalupensis T. S. Ross, Amy Kendall 1992-4-15 6193 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  RSA187904  Lupinus hirsutissimus Robert F. Thorne 1966-4-5 35866 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  SBBG132340  Lupinus hirsutissimus E. Howe with K. Merrill, E. Havstad 2013-4-6 13 -15 Los Angeles China Canyon 288 Comment
  UC535506  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 250 Comment
  UC15879  Lupinus hirsutissimus J. H. Barber 1897-3-15 57 Los Angeles Sta Monica Expt Station Comment
  RSA0055065  Lupinus latifolius Jim Shevock 1970-4-24 148 Los Angeles San Gabriel Mountains. 579 Comment
  RSA0036361  Lupinus latifolius subsp. parishii Daisie Huang 2007-4-7 07040701 Los Angeles Claremont Wilderness Park. 551 Comment
  SEINET6655428  Lupinus latifolius var. parishii Victor Duran 1933-7-21 3523 Los Angeles Buckhorn, San Gabriel Mts.; 0 1981 Comment
  CAS-BOT-BC211652  Lupinus longifolius Le Roy Abrams 1901-4-1 1230 Los Angeles Ballona Harbor Comment
  RSA396478  Lupinus longifolius Walter Wisura 1987-4-30 4145 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest road. San Gabriel Mountains. Comment
  RSA678835  Lupinus longifolius Valerie L. Soza, LeRoy Gross 2001-4-24 1174 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam 823 Comment
  SEINET10485605  Lupinus longifolius David B. Dunn 1957-4-7 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SD215538  Lupinus microcarpus var. microcarpus Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9477 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  SD113424  Lupinus sparsiflorus Darley F. Howe 1915-1 3 Los Angeles Claremont Comment
  UCD109486  Lupinus sparsiflorus A. C. Sanders 2005-5-5 29869 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  UCR261332  Lupinus sparsiflorus R. G. Swinney 2010-3-24 12175 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UCR280501  Lupinus sparsiflorus R. G. Swinney 2014-6-5 16717 Los Angeles San Gabriel Mountains, Glendora, 0.53 mile north of jct. of Rainbow Drive and Sierra Madre Ave., at south base of ridge 463 Comment
  OBI78141  Lupinus sparsiflorus David J. Keil, Dirk R. Walters 1977-4-30 12303 Los Angeles Ridge Rte, ca 3 mi S of jctn with Los Angeles Co. Rd N-2 Comment
  SBBG117013  Lupinus succulentus S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1539 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  SD90558  Lupinus succulentus Robert F. Thorne 1973-4-12 42906 Los Angeles San Clemente Island: China Point at end of road. 14 Comment
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Dec 24 2010
  SFV15551  Lupinus succulentus R. K. Stachelek 1992-4-4 6 Los Angeles San Fernando Valley Los Angeles, Granada Hills. Roadside of 12600 block of Woodley on west side south of Balboa. [probably 12600 block of Balboa or Woodley; these streets are parallel]. Comment
  POM2390  Lupinus truncatus L. R. Abrams 1899-03 369 Los Angeles Ballona Harbor Comment
  RSA167104  Lupinus truncatus W. G. Webb 1935-1 s.n. Los Angeles Eagle Rock. Comment
  RSA414390  Lupinus truncatus James Clizbe 1930-5-6 16057 Los Angeles Griffith Park, Los Angeles. Comment
  SEINET10489066  Lupinus truncatus David B. Dunn 1948-3-20 Dunn 3785 Los Angeles Along roadside about 1 block w of grand ave on cypress ave about a mile ne of Covina. Comment
  RSA428582  Lycium brevipes var. brevipes House, Grumbles 1930-8-5 14782 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC231601  Lycium cooperi Russell S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges/Mojave Desert Transition: Little Rock Dam; Angeles National Forest Comment
  LA209691  Lycium cooperi A. M. Johnson; 1932-4-17 3989 Los Angeles 10 mi W of Palmdale Comment
  RSA589870  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8199 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 143 Comment
  SBBG96997  Lyonothamnus floribundus var. aspleniifolius S. Boyd with T. Ross, L. Arnseth 1990-4-8 4399 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA775585  Lythrum californicum Orlando Mistretta, Christine Mistretta 2010-6-25 5356 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  SBBG128562  Lythrum hyssopifolia M. L. Hoefs, S. A. Junak, J. Takara, M. Gay 1995-7-14 2401 Los Angeles lower Cape Cyn, just up from Middle Cyn 213 Comment
  UCR149509  Machaeranthera canescens R. G. Swinney 1997-7-14 5679 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  UC33200  Madia elegans J. H. Barber 1897-7-11 259 Los Angeles Mt. Gleason summit; Mt. Gleason summit Comment
  RSA640717  Madia elegans subsp. wheeleri L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  JEPS38338  Madia exigua F. W. Peirson 1918-5-26 238 Los Angeles Henninger Flats San Gabriel Canyon 868 Comment
  CATA3099  Madia gracilis Amy Catalano 2016-5-11 102 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  POM246543  Madia gracilis F. R. Fosberg 1931-3-3 4427 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA0024505  Madia gracilis R. F. Thorne 1980-4-26 54144 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA435914  Mahonia dictyota L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  UC557734  Malacothamnus clementinus Nell Murbarger May 1936 224 Los Angeles San Clemente Island Comment
  CAS-BOT-BC230896  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley 274 Comment
  CHSC95860  Malacothamnus davidsonii LeRoy Gross; Steve Fischer, Gary Wallace, et al. 2002-12-7 677 Los Angeles Transverse Ranges: San Gabriel Mountains Region: Limekiln Canyon. High-angle seismic plain in lower part of canyon before it empties into Pacoima wash. 518 Comment
  UCR178177  Malacothamnus davidsonii LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 677 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  CAS-BOT-BC206695  Malacothamnus densiflorus Elmer I. Applegate 1931-11-8 7006 Los Angeles 8 miles below Big Pine Camp, San Gabriel Mountains Comment
  SD3042  Malacothamnus fasciculatus Ruth B. Randall 1926-6-13 Los Angeles Tijiunga (?) Wash, Near L. A. Comment
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Jan 14 2015
  RSA585911  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-23 2604 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  CAS-BOT-BC323297  Malacothrix foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Point, San Clemente Island 4 Comment
  OBI28968  Malacothrix glabrata David J. Keil 1976-12-12 11888 Los Angeles 5 mi W of San Bernardino co line along CA rte 138 1128 Comment
  UCR123816  Malacothrix glabrata Steven R. Hill, K. Kramer 2001-4-22 33391 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  SFV5275  Malacothrix saxatilis W. A. Kelley 1967-6-5 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  JEPS36608  Malacothrix saxatilis var. tenuifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA724399  Malacothrix saxatilis var. tenuifolia K. Dobry 1991-3-16 D- 215 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  UC579421  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-8 204 Los Angeles 3.2 mi wnw Castro Peak; Triunfo Pass Quad., Santa Monica Mountains 457 Comment
  RSA657356  Malosma laurina S. Singh 1979-5-31 112 Los Angeles 50 meters east of Glendale College cafeteria. Comment
  SBBG131601  Malosma laurina S. A. Junak 1999-7-15 SCa 1022 Los Angeles just above Salta Verde Beach 6 Comment
  SBBG98576  Malosma laurina T. Ross, A. Ross 1991-6-3 5536 Los Angeles Elephant Hill, western Pomona 316 Comment
  SFV21461  Malosma laurina L. Gross, V. Soza, S. Tessel 2001-6-4 397 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Northwest-facing slope just above disturbed draw. 274 Comment
  UCSB69270  Malosma laurina Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; (Burbank 7.5 Quad: T2N R14W S24 SE1/4); Low foothills north of the 210 freeway 598 Comment
  SBBG83249  Malva parviflora M. Daily 1986-4-7 SCa-t- 3 Los Angeles Bird Rock Comment
  RSA641561  Malva parviflora Louis C. Wheeler 1967-5-15 9608 Los Angeles San Gabriel Mountains; Whitney Canyon. 473 Comment
  UCR153585  Marah macrocarpa A. C. Sanders 2005-5-11 30192 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  POM254551  Marah macrocarpa J. D. Laudermilk 1940-4-24 s.n. Los Angeles Indian Hill Blvd, Near Baseline Rd. Claremont. Comment
  UCR177779  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mtns, North side of slope at saddle of Verdugo Motorway and Brand Park Motorway, on the crest of the Verdugo Mtns 823 Comment
  UCR271555  Marrubium vulgare R. G. Swinney 2011-3-18 14144 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA138247  Marrubium vulgare Peter H. Raven 1959-5-3 14102 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  RSA409813  Marrubium vulgare H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach Comment
  CAS-BOT-BC422749  Meconella denticulata W. R. Ernst 1957-4-19 158 Los Angeles 0.4 miles south of Rincon Ranger Station, Highway 39, San Gabriel Canyon. Comment
  POM348013  Medicago lupulina Thekla Mohr 1912-01 s.n. Los Angeles Los Angeles. Comment
  RSA670208  Medicago polymorpha Joseph M. Keefe 2001-3-16 31113 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  LA35916  Medicago polymorpha Peter H. Raven; 1960-4-2 14849 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  POM348028  Medicago polymorpha Unspecified 1903-5-5 s.n. Los Angeles U.S.C Campus Comment
  UC1870253  Medicago polymorpha LeRoy Gross 2002-4-13 527 Los Angeles Transverse Ranges; Verdugo Mountains region; At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UC865583  Medicago polymorpha I. Johnston 1917-5-20 1245 Los Angeles above Claremont; Johnson's Pasture Comment
  CAS-BOT-BC281523  Melica imperfecta A. D. E. Elmer 1902-6-1 3646 Los Angeles Acton Comment
  RSA596011  Melica imperfecta Timothy S. Ross, J. Mark Porter 1995-5-4 8454 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  SBBG131570  Melica imperfecta S. A. Junak 2000-4-15 SCa 1226 Los Angeles E of Lone Tree, just inland from S-facing bluff top 408 Comment
  UC736845  Melica imperfecta Frank W. Gould 1944-4-1 2193 Los Angeles Playa del Rey Comment
  UCD87967  Melica imperfecta W. M. Phillipson 1915-6-1 s.n. Los Angeles Monrovia. Comment
  UCR43954  Melica imperfecta B. A. Prigge 1986-3-29 7158 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  SEINET10860820  Melica imperfecta Louis C. Wheeler 1967-4-30 Wheeler 9222 Los Angeles San Gabriel Mountains. Limekiln canyon. Steep, rocky, sunny west slope along abandoned trail. 549 Comment
  POM348163  Melilotus albus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  UCSB3450  Melilotus indicus Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  UCR151375  Mentzelia Scott D. White, Kent Hughes 2000-5-17 7883 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope 671 Comment
  SEINET215761  Mentzelia albicaulis Unknown 1974-4-4 7623 Los Angeles Mojave Des; Antelope Valley, just north of Lovejoy Buttes, 18 airline miles east-southeast of sowntown Lancaster. 823 Comment
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Jan 1 2019
  UC1121673  Mentzelia congesta Jerome S. Horton 1939-6-1 546 Los Angeles Cucamonga Quadrangle, Fern canyon Comment
  RSA0021279  Mentzelia dispersa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5074 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM96953  Mentzelia micrantha P. A. Munz 1925-4-23 9416 Los Angeles San Gabriel Canyon. 305 Comment
  UC729790  Mentzelia micrantha Carl B. Wolf 1932-5-11 3568 Los Angeles Point w. side Fourth O' July Cove; Santa Catalina Island 30 Comment
  RSA0113369  Mentzelia ravenii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7513 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  CAS-BOT-BC167612  Mentzelia veatchiana John Thomas Howell 1930-5-12 4872 Los Angeles 1 mile north of Acton Comment
  CHSC26277  Mentzelia veatchiana Collim 1962-4-16 Los Angeles Little Rock Dam. 1066 Comment
  RSA0044603  Mentzelia veatchiana A. C. Sanders 2007-4-19 33466 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UC1871145  Mentzelia veatchiana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4992 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  POM246826  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  UC851880  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  RSA402621  Mesembryanthemum nodiflorum M. B. Dunkle 1930-8-23 2436 Los Angeles Santa Catalina Island. Little Harbor. Comment
  CAS-BOT-BC349096  Microseris douglasii subsp. tenella Kenton L. Chambers 1954-4-26 498 Los Angeles Ventura Blvd. (Hwy. 101), Russell Valley, ca. 3 mi. e. of Thousand Oaks Comment
  RSA709548  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Western San Gabriel: Liebre Mtns. Region: Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  UCR155365  Microseris heterocarpa A. C. Sanders 2005-5-11 30129 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  RSA0077096  Microseris lindleyi R. G. Swinney 2010-4-15 12227 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UCR200165  Microseris lindleyi Valerie Soza, Laura A. Moore 2000-5-10 868 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 518 Comment
  RSA0044611  Microseris sylvatica A. C. Sanders 2007-4-19 33418 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA652516  Mimulus aurantiacus Jim Reutzel 1994-5-22 46 Los Angeles Hills behind the Cal Poly Pomona University Health center. Comment
  RSA156030  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-5-10 17712 Los Angeles Rock walls of large canyon north of Thirst, San Clemente Island 274 Comment
  RSA515090  Mimulus aurantiacus var. parviflorus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 800 -3 Los Angeles [San Clemente Island] Comment
  RSA527717  Mimulus aurantiacus var. pubescens Tim S. Ross, Annette H. Ross 1991-3-7 4158 Los Angeles Elephant Hill: western Pomona. 244 Comment
  RSA578523  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd 1994-6-22 8018 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  UCR216854  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-3-12 10095 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  LA51876  Mimulus brevipes O. A. Plunkett; 1926-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR199986  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  RSA420657  Mimulus cardinalis T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  UC26922  Mimulus floribundus Harley P. Chandler 1897-5-24 Los Angeles Palmer's Canyon Claremont 762 Comment
  RSA527673  Mimulus floribundus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4291 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA602976  Mimulus fremontii var. fremontii Louis C. Wheeler 1967-5-12 9473 .5 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA624024  Mimulus fremontii var. fremontii Unspecified 1926-6-18 3756 Los Angeles Big Tujunga Canyon. Comment
  UC672540  Mimulus fremontii var. fremontii Margaret Stason 1927-5-14 Los Angeles between Big Rock Creek and Valyermo-Wrightwood Road (Pinyon Ridge); San Gabriel Mountains Comment
  SEINET3860457  Mimulus guttatus R. G. Swinney 2009-4-19 10389 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (hwy 39), c. 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  UCR124482  Mimulus guttatus B. C. Templeton 1932-7-20 5041 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA0048284  Mimulus guttatus Geo. E. Julian 1963-4-19 s.n. Los Angeles Voorhis Campus Cal Poly. Comment
  RSA442749  Mimulus guttatus Jean Carnine 1932-5-1 s.n. Los Angeles Malibu Lakes. Comment
  RSA0056594  Mimulus johnstonii LeRoy Gross 2005-6-23 2383 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  UC27140  Mimulus johnstonii A. Davidson Aug. 1892 Los Angeles Wilson's Peak Comment
  UCR16908  Mimulus palmeri T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest: Sulfur Springs. S fork of Little Rock Creek 1677 Comment
  RSA0056578  Mimulus parishii Orlando Mistretta, Christine Mistretta 1995-5-2 1664 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  RSA747154  Mimulus pilosus R. G. Swinney 2008-6-4 8924 Los Angeles Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UC1076480  Minuartia douglasii Herbert L. Mason 1927-6-11 3741 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  UC1929533  Minuartia douglasii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1684 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA602805  Minuartia nuttallii subsp. gracilis L. C. Wheeler 1967-9-13 10744 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  RSA464643  Mirabilis laevis var. crassifolia Reid V. Moran 1941-3-2 669 Los Angeles South of Wilson s Harbor, Santa Catalina Island. 25 Comment
  RSA587210  Mirabilis laevis var. villosa Orlando Mistretta, Christine Mistretta 1995-5-2 1663 -D Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  SBBG126929  Mirabilis multiflora var. pubescens A. Parikh, N. Gale 2011-6-1 3404 Los Angeles 0.6 km S of Avenue K, 0.2 km E of 90th St W; Antelope Valley 760 Comment
  SBBG71948  Monardella linoides subsp. oblonga R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CAS-BOT-BC108994  Mucronea californica Geo. B. Grant 1904-5-14 6220 Los Angeles Play del Rey. Comment
  RSA660122  Muhlenbergia californica L. C. Wheeler 1931-9-6 60 Los Angeles Wolfskill Canyon, San Gabriel Mountains. 610 Comment
  SEINET2473456 Image available Muhlenbergia microsperma Richard G. Swinney 2009-1 10104 Los Angeles San Gabriel Mtns. Foothills; Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  UCR129388  Muhlenbergia microsperma L. C. Wheeler 1932-4-16 639 Los Angeles San Gabriel Mtns., Mouth of Little Santa Anita Canyon 396 Comment
  UCR182644  Muhlenbergia richardsonis R. G. Swinney 1997-7-16 5669 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
  UC1178585  Muilla maritima Peter Kamb 1948-5-6 948 Los Angeles above Little Rock; foothills of the San Gabriel Mountains 975 Comment
  UCR223058  Muilla maritima R. G. Swinney 2009-6-2 11015 A 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
  SD66862  Munzothamnus blairii R. Mitchel Beauchamp 1967-3-18 264 Los Angeles San Clemente Island; canyon below Lemon Tank. 245 Comment
  LA211184  Najas guadalupensis subsp. guadalupensis Arthur C. Gibson; 2008-9-7 5333 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  UCR150545  Nama californica R. G. Swinney 1999-6-21 7390 Los Angeles San Gabriel Mtns., nameless canyon immediately west of Jesus Canyon 1585 Comment
  RSA398486  Nassella cernua James Henrickson 1973-01 8123 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon near Haypress area and Airport Road Comment
  RSA702365  Nassella cernua Scott D. White, Pam DeVries 2004-6-14 10492 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CAS-BOT-BC259909  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles Liebre Mountains. Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon, S-facing draw between the road and a low ridge to the E 630 Comment
  CAS-BOT-BC259911  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles Latigo Canyon, 0.8 mile N of US 101A, Santa Monica Mountains Comment
  RSA600542  Nasturtium officinale Steve Boyd, Lauren Raz 1997-5-28 9858 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
  UC856872  Navarretia hamata subsp. leptantha L. W. Nuttall 265 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC109107  Nemacaulis denudata var. gracilis Geo. B. Grant 1901-1-1 827 Los Angeles From Terminal Island. Comment
  RSA713255  Nemacladus sigmoideus LeRoy Gross 2005-5-3 2217 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  JEPS1497  Nemophila menziesii John Thomas Howell 1928-2-9 3329 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  RSA660848  Nemophila menziesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 13 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCD120215  Nemophila menziesii Daryl Koutnik; Vickie Dawes 1978-4-7 329 Los Angeles West side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA598872  Nemophila menziesii var. menziesii Steve Boyd, T. S. Ross 1997-3-21 9238 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  CAS-BOT-BC349862  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale & Piute Butte, Mohave Desert Comment
  POM49430  Nicotiana attenuata A. D. E. Elmer 1902-06 3656 Los Angeles Acton. Comment
  HSC31656  Nicotiana glauca Thomas E. Higley 1974-4-20 20 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail, near the end of San Gabriel Canyon Rd. 457 Comment
  RSA651994  Nicotiana glauca David B. Dunn, H. L. Lint 1948-4-24 s.n. Los Angeles Cypress Ave. near Irwindale Blvd. Irwindale. Comment
  RSA651997  Nicotiana glauca Tom Kawakami 1948-2-15 s.n. Los Angeles Ganesha Park, Pomona. Comment
  UCR258780  Nicotiana glauca R. G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  VVC497  Nicotiana glauca P. J. MacKay 1975-4-17 s.n. Los Angeles Los Angeles Basin, Cal Poly Pomona; parking lot, northeast corner, just above health center 274 Comment
  SEINET12274553  Nicotiana glauca I. W. Clokey, Templeton, B. 1929-1 4583 Los Angeles Mandeville Canyon, Santa Monica Mountains 150 Comment
  RSA703492  Nicotiana quadrivalvis Scott D. White, Michael Honer 2004-6-24 10487 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  UC166908  Nicotiana quadrivalvis unknown Jun 1904 839 Los Angeles Covina Comment
  RSA686405  Notholaena californica W. G. Webb 1932-3-13 187 Los Angeles Fish Canyon 534 Comment
  UCR143177  Notholaena californica subsp. californica L. C. Wheeler 1933-5-5 1709 Los Angeles Transverse Ranges; San Gabriel Mtns, Fish Canyon, 0.5 mi below falls 351 Comment
  UC26814  Nuttallanthus texanus J. H. Barber 1897-3-25 47 Los Angeles Santa Monica Experiment Station Comment
  JEPS44060  Oenothera californica W. L. Jepson 1939-4-21 19225 Los Angeles Saugus 356 Comment
  UCR129408  Oenothera elata A. C. Sanders, Mark Elvin 2002-6-20 25239 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
  SD7309  Oenothera elata subsp. hirsutissima J. C. Irvin Los Angeles Los Angeles Comment
  UCR224396  Oenothera rosea Justin M. Wood 2010-4-12 1461 Los Angeles city of Claremont, Metrolink Train Station, just west of College Avenue Comment
  RSA748148  Olea europaea Justin M. Wood 2009-4-2 461 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SBBG131518  Oligomeris linifolia S. A. Junak 2000-6-30 SCa 1363 Los Angeles just E of Catalina Harbor 39 Comment
  SBBG45340  Oligomeris linifolia Leota Davidson 1966-2-17 328 Los Angeles Soledad Cyn and Spring Cyn Rd (old hwy) Comment
  CHSC110025  Opuntia littoralis V. Soza; LeRoy Gross 2001-5-22 1241 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just above Ferguson Motorway (less than 100 feet above). 488 Comment
  NY9651  Orcuttia californica 10 1944 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
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Jun 18 2015
  RSA741140  Oreonana vestita Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2300 Los Angeles Pacific Crest Trail, ca. 0.5 miles north of Islip Saddle on route to Mount Williamson. 2226 Comment
  RSA0084144  Orobanche californica subsp. feudgei Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek. Comment
  RSA602559  Orobanche fasciculata Louis C. Wheeler 1967-8-28 10543 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  SEINET13276687 Image available Orobanche fasciculata R. G. Swinney 2011-1 15249 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 (Waterman Mt. 7.5' Q.) 1780 Comment
  RSA0013171  Orobanche fasciculata Orlando Mistretta, Christine Mistretta 2011-6-23 5744 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA659920  Orobanche parishii subsp. parishii Orlando Mistretta 1992-12-10 787 Los Angeles Mt. Gleason management unit. Angeles National Forest. Tujunga Ranger District. Comment
  RSA402059A  Orthocarpus purpurascens Louis C. Wheeler 1932-5-17 720 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  RSA402081  Orthocarpus purpurascens Unspecified 1884-4-30 s.n. Los Angeles [No location information provided.] Comment
  RSA402093  Orthocarpus purpurascens var. purpurascens Ora M. Clark 1929-3-29 1804 Los Angeles N. W. Saugus Comment
  CAS-BOT-BC355757  Osmadenia tenella Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  CAS-BOT-BC355766  Osmadenia tenella K. Scott 1921-5-10 1447 Los Angeles College Campus [Occidental College] Comment
  RSA230664  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1969-7-9 38579 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UC1400352  Osmorhiza brachypoda Donald R. Bissing 1973-2-22 6 Los Angeles Evey Canyon San Gabriel Mountains (1.0 mi from canyon mouth, on ne face of canyon wall) 853 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
  LA28440  Oxalis californica Harlan Lewis; 1940-4-3 1291 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  UCR219450  Oxalis pes-caprae R. G. Swinney 2009-3-28 10183 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  POM353464  Oxalis pes-caprae Charles F. Seymour 1902-3-4 s.n. Los Angeles 150 W. Pico St. Comment
  RSA652122  Oxalis pes-caprae Geo. D. Detuerk 1948-2-19 s.n. Los Angeles Claremont. 305 Comment
  RSA652547  Oxalis pes-caprae Carol Zuck 1981-2-27 57 Los Angeles 547 Dove Ln. W. Covina. Comment
  JEPS58012  Oxytheca parishii var. parishii Frank W. Peirson 1922-7-5 3168 Los Angeles n of Big Pines; San Gabriel Mountains, Le Montaine 2209 Comment
  UC1584915  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1991-7-24 5647 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1914 Comment
  RSA434239  Paeonia californica Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana Pass Comment
  RSA434236  Paeonia californica Louis C. Wheeler 1932-3-3 452 Los Angeles San Jose Hills at Pomona. 305 Comment
  CAS-BOT-BC253672  Panicum capillare F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottoms, near Los Angeles Comment
  UCD88606  Parapholis incurva Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  CATA3167  Parietaria hespera Amy Catalano 2016-3-25 059 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  RSA660769  Parietaria hespera var. hespera Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  LA201729  Parkinsonia aculeata Arthur C. Gibson; 2001-5-30 4823 Los Angeles Comment
  RSA0016999  Paspalum dilatatum Anstruther Davidson 1922-8-1 s.n. Los Angeles Ocean view, Los Angeles. Comment
  UCR186877  Pectocarya linearis A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32079 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UC206176  Pectocarya linearis subsp. ferocula unknown 1904-4-1 4135 Los Angeles Claremont Comment
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Jun 3 2012
  POM305845  Pectocarya linearis subsp. ferocula Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1095 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  RSA599786  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 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, flats and slopes just northeast of ranch compound. 976 Comment
  UCR187121  Pectocarya penicillata A. C. Sanders 2006-4-10 31983 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA595998  Pectocarya penicillata L. C. Wheeler 1967-5-8 9353 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA77872  Pectocarya penicillata F. W. Peirson 1919-3-26 324 Los Angeles vacant lot on south side of New York Drive, east of Hill Ave., Altadena. Comment
  UCR177776  Pectocarya setosa LeRoy Gross 2005-4-28 2122 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA0021480  Pedicularis semibarbata Duncan S. Bell, Caitlin Elam 2013-7-11 5352 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  CAS-BOT-BC67706  Pellaea andromedifolia Ira L. Wiggins; L. R. Abrams 1931-7-6 350 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  UCR1104  Pellaea andromedifolia Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/2 mile from waterfalls 610 Comment
  UCR126902  Pellaea andromedifolia A. C. Sanders 2003-4-29 26162 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  LA3469  Pellaea andromedifolia Carl Epling; 1926-4-10 sn Los Angeles Simi Hills, Santa Susana Pass Comment
  CAS-BOT-BC71337  Pellaea mucronata Louis C. Wheeler 1967-5-23 9686 Los Angeles San Gabriel Mountains: At mouth of Bear Canyon, off Soledad Canyon 579 Comment
  RSA509606  Pennisetum clandestinum L. C. Wheeler 1966-10-25 9086 Los Angeles San Gabriel Canyon at El Encanto. Comment
  UCR198287  Pennisetum clandestinum LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2455 Los Angeles Transverse Ranges, Verdugo Mountains, north side of the range, Whiting Woods Road c. half way to the main crest 669 Comment
  UCR273393  Pennisetum setaceum R. G. Swinney 2011-3-18 14137 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  POM308484  Penstemon centranthifolius Henry J. Ramsey, Henry J. Ramsey 1938-5-13 3087 Los Angeles Ridge Route, between Castaic and Gorman. Comment
  RSA0035492  Penstemon centranthifolius Orlando Mistretta 1992-5-16 1 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA0047919  Penstemon grinnellii R. G. Swinney 2010-9-23 13874 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  NY601219  Penstemon grinnellii var. grinnellii L. Abrams 1908-7-3 575 Los Angeles Rock Creek Canyon, North Baldy Mountain, San Gabriel Mountains 1981.2 Comment
  RSA578307  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  RSA407920  Penstemon heterophyllus subsp. australis Howard Mullins 1931-5-1 s.n. Los Angeles Flintridge Hills Comment
  LA200887  Penstemon heterophyllus var. australis Norman A. Cole; May 1964 399 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. Comment
  CAS-BOT-BC174669  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA578794  Penstemon labrosus Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  UCR189834  Penstemon labrosus R. G. Swinney 1998-9-4 6885 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  SBBG55010  Penstemon spectabilis C. Vadhelm 1970-4-10 5 Los Angeles directly E of Pitzer College, Claremont 304 Comment
  UCR273401  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-4-26 14492 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  NY661190  Penstemon spectabilis var. spectabilis E. A. Purer 1935-5-11 6585 Los Angeles Santa Monica Mountains Comment
  CAS-BOT-BC6555  Pentachaeta lyonii William S. Lyon 1884-4-1 685 Los Angeles Palos Verdes Mt. (near San Pedro) Comment
  SEINET12601778 Image available Pentagramma triangularis Unknown 1929-4-14 Los Angeles Catalina Isle Comment
  LA94188  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1662 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  SBBG38807  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Cyn Comment
  SBBG31967  Pentagramma triangularis subsp. viscosa R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -168 Los Angeles Santa Catalina Island Comment
  RSA252911  Perideridia pringlei R. F. Thorne 1973-5-11 43574 Los Angeles along Mt. Emma Road, 10 mi. W of Little Rock Creek below the dam 1036 Comment
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Jul 14 2014
  HSC3899  Peritoma arborea David Porter 1965-4-24 Los Angeles 5 mi. SW of Sierra Hwy. on Escondido Canyon Rd. 915 Comment
  CATA3427  Perityle emoryi Tobias Nickel, Ben Dion 2017-5-11 004 Los Angeles Santa Catalina Island: Pacific side; Salt Cedar Glen WMU, exposed cliffside 281 Comment
  UC1348960  Perityle emoryi Robert F. Thorne 1966-4-4 35754 Los Angeles se of Ballast Point (se of Catalina Harbor, Isthmus); Santa Catalina Island 91 Comment
  RSA471856  Perityle emoryi E. C. Jaeger 1921-4-7 s.n. Los Angeles Palm Springs. Comment
  CAS-BOT-BC419013  Persicaria lapathifolia Frank W. Peirson 1924-8-23 5151 Los Angeles West fork of San Gabriel River, just above forks, San Gabriel Mountains 411 Comment
  UC56822  Petunia parviflora Ernest Braunton 1901-5-10 348 Los Angeles Studebaker Comment
  UC1375270  Phacelia austromontana Robert F. Thorne 1971-8-25 41267 Los Angeles Lily Spring San Gabriel Mts., Angeles National Forest, Mt. Hawkins (on nw slope) Comment
  UCR252896  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  LA38564  Phacelia cicutaria var. hispida A. M. Johnson; 1934-5-4 4477 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Towards tunnel Comment
  LA40165  Phacelia cicutaria var. hispida Tamar; 1961-4-8 6409 Los Angeles 365 Comment
  RSA0069875  Phacelia cicutaria var. hispida R. G. Swinney 2010-3-24 12090 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0081781  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UC126041  Phacelia cicutaria var. hispida Fordyce Grinnell 1903-12-31 Los Angeles Mt. Wilson Comment
  UC1302892  Phacelia cicutaria var. hispida Peter H. Raven and Robert F. Thorne 1964-5-7 19010 Los Angeles near Seminole Hot Springs; Santa Monica Mountains, Saddle Rock Ranch Comment
  RSA616282  Phacelia cicutaria var. hubbyi Louis C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains. Oliver Saddle. Comment
  SEINET12280058  Phacelia ciliata J. Bright, Wyman, C. 1933-1 8343 Los Angeles Antelope Valley Comment
  RSA718986  Phacelia davidsonii R. G. Swinney 1996-5-27 4865 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  UCR43325  Phacelia davidsonii David Charlton 1986-6-15 230 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
  RSA0069643  Phacelia distans R. G. Swinney 2010-5-19 12826 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR209489  Phacelia distans R. G. Swinney 2008-6-17 9042 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  RSA602196  Phacelia distans R. S. Woglum 1930-4-23 s.n. Los Angeles southern slope of the San Gabriel Mountains, hills south of Glendora Comment
  CAS-BOT-BC141537  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Plants of San Clemente Island, on rocks at west end of Northwest Harbor 15 Comment
  CHSC99840  Phacelia fremontii LeRoy Gross 2005-5-3 2193 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 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. In sand, along Valyermo Road. 1119 Comment
  UC672356  Phacelia fremontii Herbert L. Mason 1926-4-26 2984 Los Angeles along road from Vincent to Palmdale Comment
  UCR281982  Phacelia fremontii R. G. Swinney 2014-4-17 16091 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  SEINET5763101  Phacelia grandiflora L. C. Wheeler 1936-6-8 4141 Los Angeles San Gabriel Mts., mouth of Bell Canyon Comment
  UCD120448  Phacelia grandiflora Gene Bishop 1994-5-19 T- 8 Los Angeles Topanga Canyon, halfway between coast and Calabasas. Comment
  UCR182388  Phacelia imbricata R. G. Swinney 1998-5-10 6051 Los Angeles San Gabriel Mountains, Glendora, c. 1 mile north of Sierra Madre Ave. on Garcia Trail 524 Comment
  RSA561824  Phacelia imbricata subsp. imbricata Steve Boyd 1993-6-3 8179 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  RSA579322  Phacelia imbricata subsp. patula Tim S. Ross 1994-5-31 7972 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  SBBG64989  Phacelia longipes unknown -Jul-1893 Los Angeles Mount Wilson Comment
  UCR206163  Phacelia longipes R. G. Swinney 2008-6-2 8918 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.3 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR190279  Phacelia minor R. G. Swinney 1998-8-1 6614 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR258910  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR259901  Phacelia minor R. G. Swinney 2010-3-30 12120 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  POM3732  Phacelia minor O. W. Robinson 1916-3-16 s.n. Los Angeles Wash near Greek Theater, Claremont, Comment
  SBBG125836  Phacelia parryi A. Parikh, N. Gale 2010-5-25 3221 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1115 Comment
  UC1872955 Image available Phacelia viscida John Knapp and Denise Knapp 2003-4-13 19 Los Angeles Catalina Island; 3687871.928N x 377624.177E Comment
  UCSB5441  Phacelia viscida var. viscida H., J. 1934-5-25 Los Angeles San Dimas Exp. Forest; Dam no. 2; Sec. 1, T1N, R9W 762 Comment
  RSA251426  Phalaris lemmonii R. F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  RSA251550  Phalaris minor R. F. Thorne 1973-4-12 42944 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  SEINET10657415  Phalaris minor Robert F. Thorne 1973-4-12 Thorne 42891 Los Angeles San Clemente Island: roadside among old buildings at old airfield, grassland 244 Comment
  RSA0097611  Phoenix canariensis R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14353 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  SEINET10643568  Phoenix dactylifera Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2618 Los Angeles City of Pasadena. Von's Supermarket, 2355 E. Colorado Blvd. Comment
  UC404734  Pholisma arenarium J. J. Rivers 1898-2-27 Los Angeles Comment
  RSA151216  Pholistoma racemosum Peter H. Raven 1962-4-9 17148 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA459316  Pholistoma racemosum M. B. Dunkle 1939-4-6 7309 Los Angeles Mosquito Ridge, San Clemente Island Comment
  RSA595178  Phoradendron densum Louis C. Wheeler 1960-4-29 7684 Los Angeles San Gabriel Mountains. 1/2 mi. northeast of Kentucky Springs, east of Acton. Comment
  RSA683017  Phyllospadix scouleri E. Yale Dawson 1958-5-22 19147 Los Angeles Latigo shore Road, Malibu beach Comment
  SEINET3290578  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Santa Catalina Island, Jewfish Point Comment
  RSA682971  Phyllospadix torreyi E. Yale Dawson 1957-1-30 16010 Los Angeles Malibu Beach .8 miles west of Las Flores Canyon road. Comment
  RSA683978  Phyllospadix torreyi E. Yale Dawson 1957-6-30 17213 Los Angeles Lunada Bay, Los Angelas County. Station # 25. Comment
  RSA794888  Physalis acutifolia Justin M. Wood, Brandy Wood 2010-10-16 2940 Los Angeles City of Pomona: California State Polytechnic University, Pomona. Just southwest of intersection of Temple and Campus, just north of the Farm Store. 213 Comment
  LA82118  Pickeringia montana subsp. montana O. H. Kappler; 1940-5-26 26 Los Angeles Santa Monica Mountains, Trancas Canyon, top of W fork, 1 mi N of Lechusa Fire Station 518 Comment
  SEINET3388748 Image available Picris echioides F. A. MacFadden 12934 Los Angeles Waste land Culver City, Los Angeles Co. California Comment
  RSA0047923  Pinus contorta var. murrayana R. G. Swinney 2010-9-21 13846 Los Angeles summit of Mt. Hawkins, at north end of Copter Ridge 2683 Comment
  RSA169025  Pinus jeffreyi Mark Parratt 1964-2-6 601 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA585781  Pinus jeffreyi Orlando Mistretta 1995-7-11 1874 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CATA3384  Pinus radiata Peter J. Dixon, Julia Parish 2016-12-15 070 Los Angeles Santa Catalina Island: Thompson reservoir (Middle Ranch Reservoir) on southwest shore near hack tower 207 Comment
  CAS-BOT-BC136554  Piperia cooperi Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA482383  Piptatherum miliaceum Richard Noyes 1988-8-24 635 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  RSA628628  Piptatherum miliaceum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  RSA613035  Pittosporum undulatum Louis C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  UCR20306  Pityrogramma triangularis var. viscosa Dr. H. de Forest, G. R. Johnstone 1934-5-28 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay Comment
  SBBG132318  Plagiobothrys S. A. Junak, B. Collins 1991-4-26 SCI- 234 A Los Angeles along rd to field station, N side of rd 411 Comment
  UCR261850  Plagiobothrys acanthocarpus Tim Thomas 1990-3-29 1356 Los Angeles Transverse Range, Southern Simi Hills, Chesebro Canyon parking lot 305 Comment
  RSA772388  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  UCR264625  Plagiobothrys arizonicus Mitch Provance, Callen Huff 2009-4-28 10728 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA716210  Plagiobothrys arizonicus Andrea Edwards, Pam De Vries 2006-4-11 88 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA507560  Plagiobothrys canescens L. C. Wheeler 1967-4-30 9204 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  UCR86538  Plagiobothrys collinus var. gracilis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5315 Los Angeles Channel Islands, West side San Clemente Island, between Box & Horse Canyons 485 Comment
  POM73133  Plagiobothrys nothofulvus Marcus E. Jones 1882-5-2 7163 Los Angeles [No other locality information] Comment
  RSA0092869  Plantago coronopus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-6-6 SCa- 447 Los Angeles Santa Catalina Island: Along old road above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail. 43 Comment
  RSA720431  Plantago coronopus F. R. Fosberg 1931-5-21 S 4947 Los Angeles Santa Catalina Island. Soapstone Quarries, Parsons Landing. 15 Comment
  RSA401964A  Plantago erecta Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  LA82074  Plantago erecta M. Zartlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  POM277141  Plantago erecta E. S. Steele, H. S. Pratt 1935-3-3 s.n. Los Angeles Eagle Rock hills Comment
  LA33982  Plantago major Henry J. Thompson; 1959-11-23 3010 Los Angeles Santa Monica Mountains, Franklin Canyon, shore of upper Franklin Canyon Reservoir 259 Comment
  RSA187669  Platanus racemosa Robert F. Thorne 1966-9-15 36691 Los Angeles Santa Catalina Island, Escondido Ranch, Cottonwood Canyon, 107 Comment
  RSA518252  Platanus racemosa A. C. Sanders 1987-12-4 7570 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport and Pershing Dr. 30 Comment
  CAS-BOT-BC91676  Platystemon californicus Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UCR255830  Platystemon californicus R. G. Swinney 2010-5-12 12745 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA445705  Platystemon californicus Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA0034695  Pluchea sericea F. R. Fosberg 1931-4-3 S 4479 Los Angeles Pebble Beach, Santa Cataline Island. 2 Comment
  UCR273756  Poa bulbosa R. G. Swinney 2011-6-15 15198 B Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  SEINET10659371  Poa scabrella F. R. Fosberg, Joseph A. Ewan 1931-8-13 Fosberg 4892 Los Angeles Gravelly trailside soil, Islip trail near Islip-Hawkins divide. 2286 Comment
  POM158251  Poa secunda M. B. Dunkle 1928-3-31 1782 Los Angeles Santa Catalina Island. Campo Blanco 152 Comment
  RSA599281  Poa secunda Steve Boyd, Lauren Raz 1997-3-31 9417 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA600396  Poa secunda V. W. Steinmann 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 kilometer from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
  RSA0094923  Poa secunda subsp. juncifolia R. G. Swinney 2011-6-20 15231 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  SEINET7855114  Poa secunda subsp. juncifolia G. B. Grant 1903-1 1015 Los Angeles Old Wilson Trail. Comment
  CAS-BOT-BC236191  Poa secunda subsp. secunda Geo. B. Grant 1903-3-22 1524 Los Angeles Garvanza Comment
  UCR145910  Poa secunda subsp. secunda L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  RSA616146  Polycarpon tetraphyllum Valerie L. Soza 1998-5-3 100 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA710730  Polygonum arenastrum Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1350 Los Angeles Near intersection of La Tuna Canyon and Las Barras Canyon. Parking area off La Tuna Canyon Road at Hostetter Mtwy. 473 Comment
  UCR223798  Polygonum aviculare R. G. Swinney 2009-8-25 11473 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  IRVC28697  Polygonum aviculare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25480 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  RSA746794  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  LA94044  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2023 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr., canyon N of road between Benedict Cyn Dr and Coldwater Canyon Dr. 304 Comment
  POM12059  Polypodium californicum M. L. Kendall 1921-1-30 8 Los Angeles San Jose Hills, near Pomona Comment
  POM916  Polypodium californicum C. F. Baker 1904-4-22 4167 Los Angeles Monrovia Comment
  RSA151247  Polypodium californicum P. H. Raven 1962-4-12 17341 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  RSA52497  Polypodium californicum I. L. Wiggins 1949-2-22 11965 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  RSA689885  Polypodium californicum Albert J. Perkins 1913-1-12 s.n. Los Angeles Big Santa Anita Canon Sierra Madre, Calif Comment
  RSA758707  Polypogon interruptus R. G. Swinney 2008-12-2 9914 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  RSA483708  Polypogon monspeliensis Richard Noyes, L. Arnseth 1988-4-30 528 Los Angeles 100 meters E of Thompson Creek Dam 500 Comment
  IRVC28694  Polypogon monspeliensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 B Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  UCR146516  Polystichum imbricans Scott D. White, Michael Honer 2004-6-30 10537 Los Angeles San Gabriel Mountains, Mt. Baldy (town); W fork of San Antonio Creek within and just above uppermost residential neighborhood 1433 Comment
  POM120952  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena. Comment
  SEINET13297617 Image available Polystichum munitum R. G. Swinney 2011-1 15953 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. (Azusa 7.5' Q.) 634 Comment
  POM307805  Populus balsamifera subsp. trichocarpa Henry J. Ramsey, Henry J. Ramsey 1938-1-22 2755 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC143087  Potentilla anserina subsp. pacifica LeRoy Abrams 1902-6-11 2519 Los Angeles Playa del Rey Comment
  LA201753  Potentilla glandulosa subsp. glandulosa Arthur C. Gibson; 2001-5-18 4811 Los Angeles Comment
  SEINET10628876  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3885 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA599499  Prunus dulcis Steve D. Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  CAS-BOT-BC154947  Prunus ilicifolia Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  HSC87291  Prunus ilicifolia Steve Boyd, T. S. Elias 1987-4-14 2048 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA762461  Prunus ilicifolia R. G. Swinney 2009-3-11 10094 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA800027  Prunus ilicifolia Pam De Vries 2012-6-8 7811 Los Angeles South Coast subregion of Southwestern California. Near Kenneth Hahn State Regional Park, Baldwin Hills, about 0.3 miles northeast of the intersection of South La Brea Ave. and Stocker St., Along Stocker St. (south side), opposite Don Lorenzo Drive. 109 Comment
  SEINET12814381  Prunus ilicifolia Jennifer Jones 2006-1 371 Los Angeles Foothills of San Gabriel Mtns; SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 477 Comment
  RSA453245  Prunus ilicifolia subsp. ilicifolia Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  RSA584218  Prunus ilicifolia subsp. ilicifolia Tim S. Ross, Orlando Mistretta 1993-5-27 7331 Los Angeles W end of San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft.) toward Wilson Canyon. 625 Comment
  SBBG95191  Prunus ilicifolia subsp. lyonii M. B. Dunkle 1928-3-17 1756 Los Angeles Johnson's Landing 15 Comment
  UCR149973  Prunus virginiana Scott D. White 2004-5-5 10309 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  POM11573  Prunus virginiana var. demissa Philip A. Munz 1921-6-18 4579 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2073 Comment
  UCR182492  Prunus virginiana var. demissa R. G. Swinney 1997-7-22 5693 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA488010  Pseudognaphalium biolettii Mark Hoefs 1973-3-3 15 Los Angeles Santa Catalina Island. Near upper White's Landing Road. 381 Comment
  RSA600127  Pseudognaphalium biolettii L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  SBBG79685  Pseudognaphalium biolettii F. R. Fosberg 1932-5-5 8112 Los Angeles hill N of Avalon 40 Comment
  SEINET4044521 Image available Pseudognaphalium biolettii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  UC57573  Pseudognaphalium biolettii J. H. Barber 1897-3-16 69 Los Angeles Santa Monica Forestry Sta. Comment
  CAS-BOT-BC356549  Pseudognaphalium biolettii Geo. B. Grant 1900-3-9 s.n. Los Angeles Pasadena Comment
  RSA157797  Pseudognaphalium biolettii Peter H. Raven 1962-4-9 17153 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  CAS-BOT-BC356703  Pseudognaphalium californicum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UC206244  Pseudognaphalium californicum Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  UC303989  Pseudognaphalium californicum S. B. Parish 1918-6-5 11867 Los Angeles Playa del Rey, coastal dunes Playa del Rey Comment
  CATA1396  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2537 Los Angeles Santa Catalina Island: Echo Lake 438 Comment
  CAS-BOT-BC357299  Pseudognaphalium microcephalum Peter H. Raven 1957-9-21 11329 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCD168194  Pseudognaphalium microcephalum J. W. Barry 1980-6-16 s.n. Los Angeles Hungry Valley SVRA. Northeast portion of unit. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SFV12452  Pseudognaphalium ramosissimum M. H. Grayum, D. L. Koutnik 1978-1-28 953 Los Angeles Santa Monica Mountains Coastal bluffs and flats just east of Temescal Canyon along Pacific Coast Highway. 8 Comment
  CAS-BOT-BC357627  Pseudognaphalium stramineum Geo. B. Grant 1904-3-31 s.n. Los Angeles Pasadena Comment
  JEPS34065  Pseudognaphalium stramineum F. W. Peirson 1920-9-17 2241 Los Angeles San Antonio Canyon San Gabriel Mountains, San Antonio Canyon 1341 Comment
  HSC1580  Pseudotsuga macrocarpa C. E. Fellows 1965-9-7 152 Los Angeles 14 mi past Charlton Flats info station on Mt. Wilson Rd. 1524 Comment
  RSA31095  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  RSA779452  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  JEPS28821  Psoralea bituminosa Philip A. Munz 1962-5-29 24319 Los Angeles Millard Canyon; San Gabriel Mountains 609 Comment
  RSA0011713  Pteris vittata Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  SBBG119340  Pteris vittata S. D. White with P. De Vries 2000-5-18 7888 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  UCR202703  Pterospora andromedea R. G. Swinney 2001-8-18 8053 Los Angeles San Gabriel Mtns., north slope of Mt. Baden-Powell, c. 2 miles south of Hwy 2 at Vincent Gap on trail to peak 2591 Comment
  UCR124364  Pterostegia drymarioides I. W. Clokey, B. C. Templeton 1929-1 4523 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA0091362  Purshia glandulosa R. G. Swinney 2011-4-1 14301 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UC993207  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  UC1302318  Quercus X macdonaldii Robert F. Thorne and P. C. Everett 1964-2-7 Los Angeles Middle Canyon Santa Catalina Island 243 Comment
  UC450933  Quercus agrifolia Fay A. MacFadden 1931-3-17 2625 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR125953  Quercus agrifolia A. C. Sanders, Mark Elvin 2002-6-19 25164 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCSB34874  Quercus agrifolia R. Lloyd 1959-3-24 81 Los Angeles 10 MI N OF CASTAIC ON US HWY 99 OAK FLATS FIRE STATION 822 Comment
  RSA657359  Quercus agrifolia var. agrifolia L. Yamanaka 1979-6-5 105 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  UCD45088  Quercus agrifolia var. agrifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 a Los Angeles Santa Susana Mtns., Stony Point at the jcn. of Santa Susana Pass and Topanga Cyn. Hwy. 400 m elev. 400 Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA6261  Quercus berberidifolia Fay A. MacFadden 1931-08 3079 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UCR252566  Quercus berberidifolia R. G. Swinney 2010-6-21 13259 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA476908  Quercus chrysolepis Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail. Comment
  SDSU21245  Quercus chrysolepis S. H. Bullock 1968-5-2 151 Los Angeles San Gabriel Mtns. San Antonio Canyon. Pacific slope. 914 Comment
  SFV20735  Quercus chrysolepis J. N. Hogue 2006-8-20 281 .1 Los Angeles San Gabriel Mountains Angeles Crest Christian Camp. 1850 Comment
  UC1135923  Quercus chrysolepis Jerome S. Horton 1935-8-20 236 Los Angeles Fern Canyon Cucamonga Quad. 1539 Comment
  UCR223546  Quercus chrysolepis R. G. Swinney 2009-6-2 11007 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC86229  Quercus dumosa Vernon O. Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC86356  Quercus dumosa Ernest Braunton 1902-8-1 640 Los Angeles Griffith Park Comment
  CAS-BOT-BC86215  Quercus dumosa J. Ewan 1931-10-11 5242 Los Angeles Sepulveda Canyon Rd. N of Mullholland. Santa Monica Mts. Comment
  CAS-BOT-BC79761  Quercus durata Alice Eastwood 1915-8-25 4924 Los Angeles Duarte Comment
  RSA702822  Quercus durata var. gabrielensis Scott D. White 2004-7-27 10633 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UC1922645  Quercus durata var. gabrielensis Valerie L. Soza, Laura Moore 2000-5-10 852 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. from fire gate to powerlines, W of peak ''1936''. Near 34deg 14' 29.3'' N 118deg 18' 4.8'' W T2N R14W NE/4, SW/4 sec. 2 Comment
  POM285655  Quercus engelmannii Lyman Benson 1951-10-15 14805 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UC1602282  Quercus engelmannii W. H. Brewer Jan 1861 114 Los Angeles San Gabriel Comment
  POM273366  Quercus john-tuckeri Lyman Benson 1947-10-9 12835 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
  UCD34115  Quercus john-tuckeri Beecher Crampton 1976-9-21 9410 Los Angeles Los Angeles County, ca. 10 miles east of Sangus on state Hwy. 14, Agua Dulce Canyon area. Comment
  UCSB28155  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  RSA782203  Quercus kelloggii R. G. Swinney 2009-8-25 11478 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SBBG58964  Quercus lobata R. Hoffmann 1927-9-22 Los Angeles Chandler's Comment
  RSA476590  Quercus pacifica M. B. Dunkle 1929-4-21 2141 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  RSA157794  Quercus tomentella Peter H. Raven 1962-5-10 17726 Los Angeles Head of Horse Canyon, the large canyon west of Thirst, San Clemente Island 488 Comment
  SEINET13953948 Image available Quercus tomentella Leila M. Shultz 1981-1 4953 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  HSC35974  Quercus turbinella Thomas W. Nelson, James Nelson 1975-8-19 2172 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  RSA138040  Quercus turbinella E. K. Balls 1960-4-15 24088 Los Angeles Johnson Grade, San Bernardino Mts. 1799 Comment
Read comments
May 15 2008
  CAS-BOT-BC104865  Quercus wislizeni W. R. Dudley 1899-7-22 s.n. Los Angeles Mount Lowe. San Gabriel Mts. Comment
  UCD47612  Quercus wislizeni T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  UCR213776  Rafinesquia californica Scott D. White, Justin M. Wood 2009-5-6 12640 Los Angeles San Gabriel Mountains, San Gabriel River - West fork between Bear Creek and Cogswell Dam 732 Comment
  UCR271806  Rafinesquia californica R. G. Swinney 2010-5-7 12591 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  CAS-BOT-BC379003  Ranunculus aquatilis var. diffusus Geo. B. Grant 1904-5-5 6113 Los Angeles Ballona Salt Marsh Comment
  POM223062  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1933-7-14 1933 Los Angeles Lexington Wash near El Monte 73 Comment
  RSA763925  Raphanus raphanistrum Doris Hoover Bowers 1954-4-5 156 Los Angeles LaVerne hills 320 Comment
  SEINET11261094  Raphanus sativus K. Dobry 1991-6-13 d 719 Los Angeles SW section of Soka University, Los Vergenes Road and Mulholland Hwy. Santa Monica Mountains.; 0 Comment
  RSA757715  Rhamnus californica R. G. Swinney 2008-6-18 9077 Los Angeles south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek. 2012 Comment
  RSA764061  Rhamnus californica R. G. Swinney 2008-8-13 9400 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  UC1929919  Rhamnus californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 360 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Claremont. ~ 0.6mi W of Mt. Baldy Rd. in Evey Canyon. Comment
  RSA529892  Rhamnus californica subsp. californica Tim S. Ross 1991-8-16 5799 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  UCR276874  Rhamnus californica subsp. californica R. G. Swinney 2011-10-13 15786 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  UCR223308  Rhamnus californica subsp. tomentella R. G. Swinney 2009-5-20 10850 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR153981  Rhamnus crocea A. C. Sanders, T. B. Salvato 2005-4-26 29745 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  CAS-BOT-BC56001  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Griffith Park Comment
  CAS-BOT-BC56017  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13916 Los Angeles Saddle Peak 838 Comment
  RSA390830  Rhamnus ilicifolia Robin S. Collins 1973-4-9 233 Los Angeles Angles National Forest, San Gabriel Mts.: R13W T3N, Trail Cyn. 610 Comment
  RSA709486  Rhamnus ilicifolia A. C. Sanders, T. B. Salvato 2005-4-26 29701 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa. 595 Comment
  SD253537  Rhamnus ilicifolia R. G. Swinney 2011-11-3 15997 Los Angeles San Gabriel Mountains: Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre (Mt Wilson 7.5'Q) 548 Comment
  UCR219941  Rhamnus ilicifolia R. G. Swinney 2009-4-16 10368 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA390146  Rhamnus tomentella subsp. cuspidata Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA390149  Rhamnus tomentella subsp. cuspidata Mildred R. Solomen 1931-7-12 2065 Los Angeles Mt. Wilson. Comment
  UC17941  Rhus J. H. Barber 1897-1 311 Los Angeles Santa Monica Canyon Comment
  UCD39261  Rhus aromatica B. Crampton 1976-9-21 9411 Los Angeles ca. 10 miles east of Saugus. Agua Dulce canyon area. Comment
  RSA296858  Rhus integrifolia W. L. Jepson 1908-7-13 3054 Los Angeles Swain Canon Comment
  SBBG19212  Rhus integrifolia C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  UCR205675  Rhus laurina A. C. Sanders, T. B. Salvato 2009-5-29 37032 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
  SBBG13595  Rhus ovata P. H. Raven 1962-5-2 17803 Los Angeles upper Bullrush Cyn, on W side 289 Comment
  UCR260022  Rhus ovata R. G. Swinney 2010-3-30 12103 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CDA35351  Rhus ovata A. C. Browne 1953-3-15 Los Angeles Santa Monica Mountains 0 Comment
  RSA593460  Rhus trilobata var. quinata Steve Boyd, Michael Wall 1996-5-16 8792 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA660830B  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Verdugo Mountains Region: Northwest side, along north side of hill north of the 210 freeway (Verdugo Crestline Dr.) between freeway and city of Sunland, entered at Topley Lane Comment
  RSA660831  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Verdugo Mountains Region: Northwest side, along north side of hill north of the 210 freeway (Verdugo Crestline Dr.) between freeway and city of Sunland, entered at Topley Lane Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. Comment
  RSA476412  Ribes amarum Albert J. Perkins 1931-2-22 14976 Los Angeles Sierra Madre Mts. along trail to Hoegee Camp Comment
  UCR96603  Ribes aureum var. gracillimum Scott D. White 1997-2-2 4664 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  UCR99398  Ribes aureum var. gracillimum Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA603038  Ribes californicum var. hesperium Louis C. Wheeler 1967-6-26 9893 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA788177  Ribes californicum var. hesperium Doris Bowers 1957-2-3 328 Los Angeles Dalton Canyon above Glendora 610 Comment
  UC79617  Ribes californicum var. hesperium A. J. McClatchie 1894-1-20 Los Angeles San Gabriel Mts. Comment
  UCR124367  Ribes californicum var. hesperium I. W. Clokey, B. C. Templeton 1929-1 4472 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CAS-BOT-BC93401  Ribes cereum J. R. Bonquet 1960-8-18 s.n. Los Angeles Blue Ridge summit, San Gabriel Mountains, Angeles National Forest. 2225 Comment
  SEINET3445856  Ribes divaricatum var. parishii Unknown 1963-3-9 Los Angeles Whittier Narrows, Whittier Narrows, Rico Rivera, San Gabriel River 120 Comment
  CAS-BOT-BC173114  Ribes indecorum Marcus E. Jones 1926-1-11 s.n. Los Angeles Palomar Mt. Comment
  LA33976  Ribes indecorum Peter H. Raven; 1959-2-25 13812 Los Angeles Santa Monica Mountains, 1.2 mi E of summit, Saddle Peak, N-facing slope 670 Comment
  RSA476172  Ribes indecorum Louis C. Wheeler 1932-1-31 440 Los Angeles foothills San Gabriel Mts. 1 mi. E Palmer Canyon. 609 Comment
  LA29307  Ribes malvaceum Mary V. Hood; 1942-12-16 42- 98 -k* Los Angeles 91 Comment
  RSA441466  Ribes malvaceum var. viridifolium Martha Hilrod 1929-1-14 s.n. Los Angeles Mt. Lowe. Comment
  RSA441469  Ribes malvaceum var. viridifolium Robert Gustafson 1981-2-4 2092 Los Angeles Ballona Wetlands, Area 3 Comment
  LA200833  Ribes malvaceum var. viridifolium John O'Leary; 1974-2-1 231 Los Angeles Santa Monica Mountains, Stone Canyon, above Stone Canyon Reservoir 259 Comment
  CAS-BOT-BC219299  Ribes nevadense Geo. B. Grant 1902-6-1 1125 Los Angeles Mount Wilson 1828 Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  UC212585  Ribes nevadense I. M. Johnston 1403 Los Angeles San Antonio Canyon San Antonio Mountains 1676 Comment
  UCSB23061  Ribes nevadense Wilken, Dieter 1967-7-1 Los Angeles Lily Springs; north of Mt. Hawkins; along State Highway 2; San Gabriel Mtns 2407 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
  UCR277207  Ribes roezlii R. G. Swinney 2010-9-30 13951 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  SFV2121  Ricinus communis P. G. Kilburn 1958-3-5 646 Los Angeles San Fernando Valley Base of Oat Mountain, Brown Canyon. 300 yards north of De Soto Ave. storage pond. 366 Comment
  CATA215  Romneya coulteri Mark L. Hoefs 1973-4-27 200 Los Angeles Santa Catalina Island: Upper Avalon Canyon 100 Comment
  CAS-BOT-BC74537  Rorippa curvisiliqua Wesley O. Griesel 1961-6-10 s.n. Los Angeles Devils Gate Dam. 457 Comment
  CAS-BOT-BC147480  Rosa californica Joseph Andorfer Ewan 1936-8-6 9979 Los Angeles Head of Cedar Canyon off Mescal Canyon, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC147481  Rosa californica J. Ewan 1931-7-5 4750 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  RSA229035  Rosa californica Robert F. Thorne, C. W. Tilforth 1971-6-29 40715 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  CAS-BOT-BC518699  Rubus armeniacus R. G. Swinney 2009-8-6 11541 Los Angeles Transverse Range; San Gabriel Mountains: San Antonio Canyon, belog hogsback, 2.4 mi upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCR106892  Rubus parviflorus L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Buckhorn Flat Campground 1951 Comment
  RSA764455  Rubus ursinus Doris Bowers 1957-5-2 346 B Los Angeles Near Carrion Adobe. 305 Comment
  UCR125185  Rubus ursinus A. C. Sanders, Mark Elvin 2002-6-25 25264 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR85624  Rumex conglomeratus Scott D. White 1992-10-8 903 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA600753  Rumex crispus Louis C. Wheeler 1967-6-16 9842 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; Coulter Reservoir. 655 Comment
  UCR59551  Rumex crispus S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  RSA482520  Rumex crispus Richard Noyes, L. Arnseth 1988-4-30 505 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCR192019  Rumex hymenosepalus A. C. Sanders 2008-4-17 34915 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  UC1124641  Salazaria mexicana A. Lewis 1933-4-20 184 Los Angeles 1 mi ne Vincent; Elizabeth Lake Quad., ne of Vincent Comment
  SD252379  Salix Steven A. Junak 1999-5-20 Sca 928 Los Angeles Santa Catalina Island: Cottonwood Canyon, at reservoir; moist flats. 134 Comment
  UCR271853  Salix exigua R. G. Swinney 2011-6-23 15287 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR176959  Salix gooddingii L. C. Wheeler 1967-5-2 9280 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  CAS-BOT-BC104145  Salix hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  POM362596  Salix laevigata Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA578825  Salix laevigata Tim S. Ross, Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  SD1009  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains, stream bed 2.5 km west of Ocean Beach 14 Comment
  UC506464  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-15 7620 Los Angeles at Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  UC492416  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  RSA608829  Salix lasiandra var. lasiandra Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road. 610 Comment
  POM156304  Salix lasiolepis L. R. Abrams 1902-3-6 3103 Los Angeles Centinela creek, Inglewood. Comment
  POM362748  Salix lasiolepis Elbert Benjamine 1929-2-24 62 Los Angeles Laurel Canyon, Hollywood. Comment
  POM50097  Salix lasiolepis L. W. Nuttall 1921-1-16 1031 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA522434  Salix lasiolepis Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4017 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA597773  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-3-14 9185 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
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Jun 26 2008
  RSA777372  Salix lasiolepis Orlando Mistretta, Christine Mistretta 2010-5-19 5138 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UC474006  Salix lasiolepis F. A. MacFadden 1931-3-1 3074 Los Angeles Tuna Canyon Verdugo Hills (wash) Comment
  UCR51320  Salix lasiolepis A. C. Sanders 1988-2-3 7601 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  POM305752  Salvia apiana Henry J. Ramsey, Henry J. Ramsey 1937-6-27 941 Los Angeles Elizabeth Canyon Road, Angeles National Forest. Comment
  RSA0127579  Salvia apiana Louis C. Wheeler 1967-7-20 10117 Los Angeles Aliso Canyon. 1067 Comment
  RSA547789  Salvia apiana Tim S. Ross, Peter Fritsch 1990-6-20 3590 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC215513  Salvia apiana A. R. Davis 1915-6-30 Los Angeles n of Claremont 457 Comment
  RSA0111948  Salvia columbariae Richard G. Swinney 2011-4-19 14399 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA703619  Salvia columbariae Tim Thibault, Ryan Gilmore 2004-4-29 239 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  UC1595469  Salvia columbariae Tim Ross 1992-4-4 6086 Los Angeles near sw base to summit Adobe Mtn. (sw Mojave Desert); Mojave Desert, Adobe Mtn. U.S.G.S. 7.5' Topo. 926 Comment
  RSA175252  Salvia columbariae Robert F. Thorne 1963-5-15 31663 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA651671  Salvia columbariae Tim Traver 1981-4-26 28 Los Angeles Hwy 39, 1 mile up river toward Cogswell Reservoir from road. Comment
  RSA662322  Salvia columbariae Amy Drooks 1981-4-26 11 Los Angeles San Gabriel River, north of Azusa. Comment
  RSA446284  Salvia dorrii var. pilosa Howard Mullins 1931-4-1 s.n. Los Angeles 1 miles south of Palmdale. (Antelope Valley). Comment
  SEINET229589  Salvia dorrii var. pilosa Barbara Ertter, Jeffrey Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) 1/2 mile north of 1219 Comment
  CAS-BOT-BC233668  Salvia leucophylla Louis C. Wheeler 1932-5-17 715 Los Angeles Garapito Creek, Santa Monica Mountains 304 Comment
  LA200590  Salvia leucophylla Jonathan Sauer; H. N. Sauer, E. Lasell, B. Lasell 1973-5-19 5392 Los Angeles Santa Monica Mountains, Tuna Canyon, nonspecific Comment
  RSA503440  Salvia leucophylla Louis C. Wheeler 1967-4-30 9212 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  LA82009  Salvia mellifera Virginia Mars; 1951-3-31 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  POM96018  Salvia mellifera P. A. Munz 1926-4-4 10014 Los Angeles 2 miles north of Saugus. Comment
  RSA434156  Salvia mellifera R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA651032  Salvia mellifera Shlomo Gat 1959-5-22 51 Los Angeles San Dimas [Canyon] Comment
  SBBG12653  Salvia mellifera E. R. Blakley 1962-10-5 5431 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  RSA0030941  Salvia mellifera Jane Snyder 1966-5-10 11 Los Angeles San Rafael Hills. 213 Comment
  UC76196  Salvia spathacea unknown May 1902 1104 Los Angeles Pasadena Comment
  POM6271  Sambucus mexicana C. Vesta Sturges 1908-6-11 s.n. Los Angeles Claremont. 400 Comment
  RSA177668  Sambucus mexicana R. F. Thorne, P. Everett 1965-5-10 34441 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  UC1125338  Sambucus mexicana F. H. Raymond 1930-1-28 36 Los Angeles Escondido Canyon Angeles National Forest, Triunfo Pass Quadrangle (head) 487 Comment
  UCR114927  Sambucus mexicana C. B. Wolf 1932-7-6 03833 Los Angeles San Fernando Valley, Van Nuys Blvd., 1/2 mile east of Pacoima Post Office 335 Comment
  HSC3985  Sambucus nigra subsp. caerulea C. E. Fellows 1965-4-13 40 Los Angeles 1.1 mi. SW of Old Topanga Canyon Rd. on Mulholland Hwy., Santa Monica Mtns. Comment
  RSA0089137  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-7 12592 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  SBBG31500  Sanicula arguta R. M. Beauchamp 1967-3-17 253 Los Angeles E of Wilson Cove 40 Comment
  UC454482  Sanicula arguta I. J. Condit 1911-3-21 Los Angeles Santa Catalina Island Comment
  JEPS208  Sanicula arguta W. L. Jepson 1939-4-14 19109 Los Angeles near U.S. Highway 101 (very close to Ventura Co. line, sw Los Angeles Co.); Russell Valley Comment
  UC1211021  Satureja douglasii Huron H. Smith 1912-6-15 5110 Los Angeles road to Middle Ranch; Santa Catalina Island 365 Comment
  UCR143417  Satureja douglasii F. R. Fosberg 1931-4-28 S- 4702 Los Angeles Channel Islands, Santa Catalina Island, Eagle's Nest, Middle Ranch Canyon 180 Comment
  UCR209291  Saxifraga californica Dan S. Cooper 2009-2-24 209- 14 Los Angeles Santa Monica Mountains, Los Angeles, Griffith Park, Royce Canyon 270 Comment
  RSA650235  Schinus molle R. N. Berlin 1948-2-4 s.n. Los Angeles Rosemead. Comment
  RSA652848  Schinus molle Ron Martinolich 1991-4-7 36 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of upper, western end, east about 50 feet. Comment
  UC1587637  Schinus molle Tim Ross 1991-4-21 4548 Los Angeles ridgetop between Turnbull Canyon and Sycamore Canyon; Whittier Hills (Puente Hills, pro parte) 320 Comment
  SBBG131586  Schismus arabicus S. A. Junak 2000-4-15 SCa 1227 Los Angeles E of Lone Tree, just inland from S-facing bluff top 402 Comment
  RSA681145  Schismus barbatus LeRoy Gross, Valerie Soza 2003-5-15 902 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 396 Comment
  RSA640900  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1967-7-23 10179 Los Angeles San Gabriel Mountains. Mojave Desert slope: pond 1/2 mi W from Barrel Springs, San Andreas Rift Zone. Comment
  CAS-BOT-BC111519  Schoenoplectus americanus Joseph Cook (Rev.) Nevin 1904-1-1 s.n. Los Angeles Los Angeles Comment
  UCD145369  Schoenoplectus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles San Gabriel; Rio Hondo, 1/4 mile north of San Gabriel Boulevard. Comment
  RSA188495  Scirpus microcarpus Robert F. Thorne, John Olmsted 1965-8-26 35419 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA135227  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles Coastal safe association, University of California, Los Angeles. 122 Comment
  RSA425187  Scrophularia californica subsp. californica James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA425184  Scrophularia californica subsp. floribunda Donald R. Bissing 1973-5-18 97 Los Angeles Evey Canyon, San Gabriel Mountains: 1.0 mile from mouth of canyon. 884 Comment
  CAS-BOT-BC238502  Scrophularia villosa Peter H. Raven 1962-5-21 17806 Los Angeles Santa Catalina Island: Camp Cactus Road just about turn to Camp Cactus, about 0.5 miles east of Carlos Comment
  OBI69283  Scrophularia villosa John Knapp, Denise Knapp 2003-4-13 14 Los Angeles Catalina Island 55 Comment
  UC887495  Scrophularia villosa F. R. Fosberg 1931-4-8 S 4520 Los Angeles Avalon Valley; Santa Catalina Isl 60 Comment
  SD252381  Scrophularia villosa Steven A. Junak 1999-5-6 Sca 888 Los Angeles Santa Catalina Island: Parson's Landing, at W end of beach, just inland from creek mouth, W facing slope at 1st fork in canyon. 24 Comment
  CHSC83981  Scutellaria siphocampyloides John Dittes 1990-6-20 130 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
  SFV20144  Scutellaria siphocampyloides J. N. Hogue, L. H. Hogue, J. M. Wrublik 2000-6-2 154 .1 Los Angeles San Gabriel Mountains Near Mount Hillyer on USFS Road 3N17.2. 1800 Comment
  PASA2576  Sedum oblongorhizum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA0081665  Sedum spathulifolium Scott D. White, Justin M. Wood 2009-5-6 12632 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UC813005  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  RSA473127  Senecio astephanus Anstruther Davidson 1896-06 2044 Los Angeles Mt. Wilson trail Comment
  LA32048  Senecio breweri Henry J. Thompson; 1959-4-19 1940 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM199  Senecio californicus I. M. Johnston 1917-3-29 1250 Los Angeles Above Claremont. Comment
  POM304711  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1937-7-12 185 Los Angeles North Craig Ave., Altadena Comment
  RSA472930  Senecio flaccidus var. douglasii Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Pasadena. Comment
  SBBG80286  Senecio lyonii F. C. Boutin 1967-4-24 1714 Los Angeles Wilson's (Wilson) Cove Comment
  UCR91518  Senecio mikanioides Scott D. White 1995-2-11 2537 Los Angeles San Gabriel Mtns., N end of San Dimas Reservoir, directly across road from U.S. Forest Service San Dimas Station 457 Comment
  POM9052  Senecio vulgaris P. A. Munz, R. D. Harwood 1920-3-13 336 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
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Aug 21 2012
  SBBG108987  Senecio vulgaris S. A. Junak 1997-3-7 SCl 735 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  SFV7792  Senegalia greggii V. E. Rudd 1975-9-7 3444 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus, botanic garden. 260 Comment
  RSA594796  Sesuvium verrucosum Steve Boyd, Lauren Raz 1996-10-29 9098 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 999 Comment
  CAS-BOT-BC240113  Setaria Peter H. Raven; Henry J. Thompson 1959-10-31 14730 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Neilson Way near Marine Street, Santa Monica 30 Comment
  LA210135  Setaria gracilis R. L. Armacost; 1959-5-27 1153 Los Angeles SANTA MONICA MOUNTAINS, Near Riviera Country Club. Comment
  UCR99513  Setaria parviflora Steve Boyd, Lauren Raz 1996-10-14 9084 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  RSA577556  Setaria viridis L. C. Wheeler 1936-6-12 4147 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  UCR209306  Setaria viridis var. viridis A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37185 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  SBBG37763  Silene gallica R. Moran 1941-3-16 705 Los Angeles Middle ranch, houses 200 Comment
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Mar 26 2009
  UC1587634  Silene gallica Tim Ross 1991-4-21 4543 Los Angeles ridge of n side Turnbull Canyon Whittier Hills, Puente Hills pro parte, Turnbull Canyon (Puente Hills, pro parte, Whittier Hills) Comment
  UCR219938  Silene gallica R. G. Swinney 2009-4-16 10381 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  PASA1299  Silene gallica Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  CAS-BOT-BC174914  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA650322  Silene laciniata subsp. major D. Bartholomew 1961-5-13 s.n. Los Angeles 30' from campground, Little Dalton Canyon. Comment
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Jan 5 2017
  UC72592  Silene laciniata subsp. major Pupils of Los Angeles High School May 1903 Los Angeles Laurel Canyon Comment
  RSA658892  Silene laciniata subsp. major Geraldine Dodd 1992-5-25 021 Los Angeles 2 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre, Mt Wilson Hiking Trail. San Gabriel Mtns. 762 Comment
  RSA729775  Silene verecunda subsp. platyota R. G. Swinney 1998-7-6 6293 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  UCSB2435  Sisymbrium altissimum Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  UCR197165  Sisymbrium irio Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1141 Los Angeles Transverse Ranges: Verdugo Mountains, mouth of McDonald Creek 335 Comment
  RSA0092856  Sisymbrium irio Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 443 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  UCR154021  Sisymbrium orientale A. C. Sanders 2005-5-11 30158 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA133842  Sisyrinchium bellum H. J. Thompson 1959-5-31 2053 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  UCD138821  Sisyrinchium bellum Daryl Koutnik 1978-3-24 158 Los Angeles west side of Decker Road, south of Carlisle Road. 487 Comment
  RSA649812  Sisyrinchium bellum Matt Brooks 1988-5-7 34 Los Angeles Whittier, Dark Canyon 1.7 miles east of its confluence with Sycamore Canyon. Comment
  UCR194179  Sisyrinchium idahoense R. G. Swinney 1998-7-24 6555 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR124277  Solanum americanum Steve Boyd 1998-10-7 10297 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of juntion with Bouquet Canyon Road 915 Comment
  CDA12160  Solanum douglasii A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA0084494  Solanum douglasii R. G. Swinney 2010-5-4 12543 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SBBG96671  Solanum douglasii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4259 Los Angeles lower half of China Cyn Comment
  UCR139225  Solanum douglasii Joseph A. Ewan 1930-3-8 3715 Los Angeles Southard Peak trail, Verango Range Comment
  RSA422375  Solanum douglasii M. B. Dunkle 1928-5-27 1973 Los Angeles Hamilton Canyon, San Clemente Island Comment
  RSA535724  Solanum douglasii Tim S. Ross 1991-5-22 5469 Los Angeles San Clemente Island, east edge of Wilson Cove Settlement along outer road loop near tennis court. 55 Comment
  POM305770  Solanum elaeagnifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 954 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA131031  Solanum elaeagnifolium Percy C. Everett, E. K. Balls 1959-6-2 23845 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA611259  Solanum sarrachoides Louis C. Wheeler 1946-9-16 6370 a Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  CAS-BOT-BC156469  Solanum umbelliferum W. R. Dudley; F. H. Lamb 1896-6-8 4379 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA191037  Solanum umbelliferum Robert F. Thorne 1963-5-5 32327 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  CAS-BOT-BC156506  Solanum umbelliferum H. M. Hall 1902-5-3 3102 Los Angeles San Francisquito Pass 457 Comment
  CAS-BOT-BC83635  Solanum umbelliferum C. B. Wolf 1931-5-13 2000 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 365 Comment
  RSA592520  Solanum wallacei Mark Hoefs, Propst 1973-3-14 79 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  SBBG79167  Solanum wallacei F. R. Fosberg 1932-5-6 8168 Los Angeles Big Wash Cyn, Avalon 25 Comment
  UC455603  Solanum wallacei I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  LA32370  Solanum xanti Peter H. Raven; 1959-2-23 13801 Los Angeles Santa Monica Mountains, Decker Road, 1.0 mi N of junction with Mulholland Hwy 502 Comment
  LA81979  Solanum xanti O. H. Kappler; 1944-5-14 621 Los Angeles SANTA MONICA MOUNTAINS, along Yerba Buena Rd above Sequit Canyon. 853 Comment
  NY820382  Solanum xanti L. Abrams 1908-6-20 380 Los Angeles Liebre Mountains 1463 Comment
  UCSB8617  Solanum xanti Wedberg, H. 1958-2-22 Los Angeles 0.7 mi. from coast HWY 101 in Latigo Canyon, Santa Monica Mts Comment
  RSA0030681  Solidago californica W. B 1973-10-12 Los Angeles San Dimas Exp. Forest Station near Ranger's office. 823 Comment
  RSA771316  Sonchus asper R. F. Thorne, Percy C. Everett 1965-5-11 34565 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UCR282136  Sonchus asper R. G. Swinney 2014-5-15 16534 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UCR258707  Sonchus oleraceus R. G. Swinney 2010-3-16 11933 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
  RSA85193  Sparganium erectum subsp. stoloniferum F. W. Peirson 1919-07 1534 Los Angeles Ballona Marsh. Comment
  SBBG89559  Spartium junceum J. Adams 1965-4-29 155 Los Angeles Evey Cyn 762 Comment
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Jan 26 2015
  UCR206440  Spartium junceum R. G. Swinney 2008-6-9 9011 Los Angeles San Gabriel Mtns., middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  RSA0097914  Spergularia bocconi C. B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island. Opposite the tent city, Pebbly Beach. 8 Comment
  RSA0098391  Spergularia macrotheca Crawford, H. D. Hiatt 1916-3-30 s.n. Los Angeles Santa Monica. Comment
  RSA0098139  Spergularia rubra Orlando Mistretta, Christine Mistretta 2010-6-23 5349 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR205723  Spergularia rubra A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37010 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  SBBG690  Spergularia villosa S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 644 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  UCR209283  Spergularia villosa Dan S. Cooper 2009-3-11 309- 10 Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 138 Comment
  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
  UCR136832  Stachys albens 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
  SD12589  Stachys bullata Edith A. Purer 1935-5-11 6547 Los Angeles Hillside, Malibou Road. Comment
  SFV15576  Stanleya pinnata K. C. Molina, K. L. Garrett 1992-5-10 9 Los Angeles San Gabriel Mountains Valyermo. Valyermo Road, about 1 km northwest of Big Rock Creek. 1200 Comment
  SBBG96994  Stellaria media S. Boyd with T. Ross, L. Arnseth 1990-4-8 4393 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SD253397  Stephanomeria cichoriacea R. G. Swinney 2011-11-3 16001 Los Angeles San Gabriel Mts.: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre (Mt Wilson 7.5'Q) 548 Comment
  SBBG42292  Stephanomeria diegensis M. B. Dunkle 1939-4-3 7229 Los Angeles Chenetti Cyn Comment
  JEPS36886  Stephanomeria exigua subsp. coronaria W. L. Jepson 1940-10-6 20182 Los Angeles Santa Monica Comment
  UC495165  Stephanomeria exigua subsp. coronaria Philip A. Munz 1932-8-31 12819 Los Angeles Playa del Rey Comment
  RSA596335  Stephanomeria exigua subsp. coronaria Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3404 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA595584  Stephanomeria pauciflora var. pauciflora Lauren Raz, S. D. Boyd 1996-10-23 060 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  CAS-BOT-BC375809  Stephanomeria virgata A. D. E. Elmer 1902-6-1 3693 Los Angeles Acton Comment
  CAS-BOT-BC375810  Stephanomeria virgata Peter H. Raven 1962-7-11 18015 Los Angeles San Clemente Island. Wilson Cove 60 Comment
  RSA151244  Stephanomeria virgata P. H. Raven 1962-7-10 17978 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island 244 Comment
  SBBG67955  Stephanomeria virgata M. N. Ackley -Sep-1927 155 Los Angeles Eagle Rock 182 Comment
  UCR179481  Stephanomeria virgata R. G. Swinney, Dave Larson 1996-8-7 5250 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  RSA792018  Stephanomeria virgata subsp. virgata Jane Tirrell 2012-8-20 LS 0164 Los Angeles North side of California State Route 2 near mile marker 66.6, approx. 1.5 mi east of Islip Saddle 2232 Comment
  JEPS36692  Stephanomeria virgata subsp. virgata F. W. Peirson 1918-11-2 295 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  SDSU3301  Stipa hymenoides D. F. Howe 1947-5-4 1543 Los Angeles Antelope Valley Comment
  CATA811  Stipa miliacea var. miliacea Mark L. Hoefs, Robert Given 1991-6-12 1385 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  UCR187207  Stipa speciosa A. C. Sanders 2006-4-21 32144 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  RSA248013  Streptanthella longirostris R. F. Thorne, Gary D. Wallace 1973-4-24 43453 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  POM182372  Stuckenia pectinata Joseph A. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 305 Comment
  RSA611775  Stylocline gnaphaloides L. C. Wheeler 1934-4-27 2564 Los Angeles Liveoak Canyon, San Gabriel Mountains. 488 Comment
  OBI70292  Stylocline gnaphaloides Louis C. Wheeler 1973-5-20 s.n. Los Angeles San Gabriel Mts: Los Flores Cyn, edge of little used trl. Ridge on E side of cyn Comment
  RSA727373  Stylocline psilocarphoides R. G. Swinney 1998-5-16 6080 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG15520  Stylomecon heterophylla W. G. Webb 1935-3-30 Los Angeles near Palos Verdes Comment
  RSA155319  Suaeda taxifolia P. H. Raven 1962-4-11 17266 Los Angeles by sea on beach due west of Wall 2, San Clemente Island 5 Comment
  RSA609748  Symphoricarpos albus var. laevigatus R. S. Woglum 1934-4-8 1283 Los Angeles South Coast: North Hollywood; San Fernando Valley. Comment
  CAS-BOT-BC234670  Symphoricarpos mollis P. A. Munz; R. D. Harwood 1920-5-17 3988 Los Angeles Topango Canon [Topanga Canyon], Santa Monica Mtns 152 Comment
  CAS-BOT-BC234671  Symphoricarpos mollis Le Roy Abrams 1901-4-3 1308 Los Angeles Santa Monica Mts. 304 Comment
  UCR177255  Symphoricarpos mollis LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1071 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  UCR43338  Symphoricarpos parishii David Charlton 1986-6-15 231 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
  RSA428907  Symphoricarpos rotundifolius var. parishii B. C. Templeton 1932-7-21 5023 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  RSA733164  Symphoricarpos rotundifolius var. parishii R. G. Swinney 1997-6-13 5587 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  CAS-BOT-BC99177  Symphyotrichum ascendens Ynez Whilton Winblad 1938-9-20 s.n. Los Angeles Ridge Route Comment
  CAS-BOT-BC97656  Symphyotrichum chilense M. K. Bellue 1939-9-1 s.n. Los Angeles Los Angeles, Union Pacific Yards Comment
  CAS-BOT-BC97622  Symphyotrichum defoliatum Ernest Braunton 1902-9-1 637 Los Angeles [Cienega] Cienaga Comment
  RSA602048  Tamarix ramosissima Scott D. White 1997-5-8 5091 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  SBBG131502  Tamarix ramosissima S. A. Junak 1999-7-15 SCa 1021 Los Angeles cyn at Salta Verde Beach, just downstream from new fenceline, at base of NW-facing bank 18 Comment
  JEPS23685  Taraxacum officinale Peter H. Raven and Henry J. Thompson 1959-9-18 14433 Los Angeles near Beverly Glen Boulevard (Santa Monica Boulevard); Santa Monica Mountains, West Los Angeles 76 Comment
  SD30812  Taraxacum officinale Edith A. Purer 1931-3-23 Los Angeles Lawns near University Comment
  POM82682  Tauschia arguta Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA599789  Tauschia arguta Steve Boyd, Lauren Raz 1997-3-25 9282 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, flats and slopes just northeast of ranch compound. 976 Comment
  SEINET12119845  Tauschia arguta M. E. Jones 1882-1 3027 Los Angeles Pasadena Comment
  POM354775  Tellima grandiflora J. Aug. Kusche 1922-05 9557 Los Angeles Mojave Desert. Comment
  RSA774845  Tetradymia axillaris var. longispina R. G. Swinney 2009-4-29 10587 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC1178561  Tetradymia axillaris var. longispina Peter Kamb 1948-5-6 968 Los Angeles above Little Rock; San Gabriel Mts. 975 Comment
  UCD136776  Tetradymia axillaris var. longispina A. C. Sanders; B. Pitzer, J. Lyman 1988-4-4 7762 Los Angeles Mojave Desert, near Quartz Hill in Lancaster, south of Ave. L at 37th Street West. 746 Comment
  SEINET7042341  Tetradymia comosa A. G. Vestal 1938-7-3 s.n. Los Angeles Road to Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle UTM Zone 11, 402823mE, 3793012mN. Comment
  LA200794  Thalictrum fendleri var. polycarpum Michael Neuman; 1983-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, Hollyhock Canyon, tributary to Mandeville Canyon. Comment
  UCD96761  Thalictrum fendleri var. polycarpum Daryl Koutnik 1978-3-24 s.n. Los Angeles West side of Decker Road and south of Carlisle Road in burned area. 487 Comment
  RSA669555  Thalictrum polycarpum Don Jillson 1961-3-29 s.n. Los Angeles Scholl Canyon. Comment
  LA94256  Thelypteris puberula Lawrence L. Kiefer; 1966-3-26 1778 Los Angeles Santa Monica Mountains, Encinal Canyon, ca. 0.5 mi from mouth 60 Comment
  RSA0057425  Thysanocarpus curvipes Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4438 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA430256  Thysanocarpus curvipes Anstruther Davidson 1890-4-1 1852 Los Angeles [no locality information provided] Comment
  SD197730  Thysanocarpus desertorum R. G. Swinney 2008-5-2 8719 Los Angeles San Gabriel Mountains; Big Rock Creek at Paradise Springs, north of Big rock Creek Road, on campground property. 1000 Comment