Search Results — 2000 specimen records retrieved (1549 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/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
  UCSB16207  Abies concolor Gerhart, Janet 1963-4-6 Los Angeles Vincent Gap, 6 mi. W of Big Pines on State Highway 2 1950 Comment
  RSA460973  Abronia maritima R. F. Folger 1929-10 s.n. Los Angeles El Segundo. Comment
Read comments
Oct 21 2011
  SBBG12479  Abronia maritima P. H. Raven 1962-4-11 17296 Los Angeles sandy beach behind Northwest Harbor 3 Comment
  SD52834  Abronia umbellata Peter H. Raven 1962-4-11 17253 Los Angeles San Clemente Island; sandy beach due west of Wall 2. 10 Comment
  SBBG132337  Acacia cyclops S. Savage, W. Fair, R. Stark, L. Noe, J. Lambert 2003-9-7 Bot 9 -2003 Los Angeles near BEQ Building 61012, W side 123 Comment
  UCR62241  Acacia dealbata S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  UCR150997  Acamptopappus sphaerocephalus var. hirtellus Walter Wisura 2001-5-18 5164 Los Angeles W Mojave Desert, Fort Tejon Rd., 3.7 mi east of Bob's Gap Road 1037 Comment
  RSA409463  Acanthomintha obovata subsp. cordata E. L. Adams 1924-1 s.n. Los Angeles Near Liebre, Ridge Route. Comment
Read comments
May 12 2014
  HSC101312  Acer macrophyllum R. G. Swinney 2009-3-28 10179 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  RSA0110591  Acer macrophyllum Richard G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  UCR247459  Acer negundo subsp. californicum Dan S. Cooper 2013-8-8 813- 47 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  UC1872959  Achillea millefolium John Knapp and Denise Knapp 2003-5-11 70 Los Angeles Catalina Island; 363562.47 x 3701217.74E. Coasstal scrub. Base northeasst-facing slope. 7 Comment
  RSA747079  Achnatherum coronatum R. G. Swinney 2008-5-30 8902 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA230057  Achnatherum occidentale subsp. pubescens R. F. Thorne 1971-6-26 40607 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA129145  Achnatherum speciosum H. A. Jensen 1933-5-18 304 Los Angeles Oposite mouth of Aliso Canyon. 884 Comment
  LA47998  Acmispon dendroideus var. dendroideus Geo. B. Grant; 1904-6-17 710 Los Angeles Pasadena Comment
  SD90126  Acmispon glaber L. B. Ware 1971-6-10 103 Los Angeles Playa del Rey, field west of Saint Bernard High School, in ancient sand dune soil Comment
  UCD104150  Acmispon glaber L. B. Ware 1971-6-10 103 Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  SEINET953767  Acmispon maritimus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26135 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 Lakes Hughes Rd., Near Castaic lake dam (Warm Springs 7.5') 488 Comment
  SFV7989  Acmispon strigosus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1355 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  SD64193  Acmispon strigosus Walter Bertsch 1954-5-12 610 Los Angeles Claremont, end of Mills Avenue 456 Comment
  SEINET5327566  Acmispon strigosus N. H. Holmgren, P. K. Holmgren 1974-4-5 7628 Los Angeles North foothills of the San Gabriel Mtns., Portal Ridge, 13 airline mi W of Lancaster 1067 Comment
  CATA2040  Acmispon wrangelianus Steven A. Junak, Linda Vorobik, Keri Kirkland 1998-5-16 703 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT radio station 441 Comment
  RSA600213  Acourtia microcephala Steve Boyd, Lauren Raz 1997-5-28 9899 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SD37578  Acourtia microcephala Edith A. Purer 1931-5-8 Los Angeles Griffith Park. Comment
  UCD128578  Acroptilon repens C. W. Tilforth 1972-8-17 621 Los Angeles open field, Dartmouth St. and Garey Ave., 1/2 mile north of Foothill Blvd., north edge of Pomona. Comment
  UCR114211  Adenostoma fasciculatum A. C. Sanders, D. Malueg 1998-6-24 22074 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  RSA390570  Adenostoma fasciculatum var. fasciculatum E. Crow 1929-4-14 325 Los Angeles Foothills NE of Glendora Comment
  RSA717421  Adenostoma fasciculatum var. fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  SD261014  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) Station Fire burn of 2009 1096 Comment
  SD112342  Adiantum aleuticum Darley F. Howe 1915-3-1 26 Los Angeles San dimas Canyon Comment
  SBBG14845  Adiantum aleuticum L. L. Kiefer 1963-3-2 445 Los Angeles Fern Cyn below Brown's Flat 1219 Comment
  LA3993  Adiantum jordanii Carl Epling; Lincoln Ellison 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon 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
  RSA729864  Adiantum jordanii R. G. Swinney, D. W. Larson 1999-5-29 7237 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  POM312804  Adiantum jordanii D. Taylor 1952-05 s.n. Los Angeles San Gabriel Mountains, Little Dalton Canyon 396 Comment
  UCR97791  Ageratina adenophora Scott D. White 1997-3-12 4735 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA134828  Ageratina adenophora P. H. Raven, H. J. Thompson 1960-4-13 15081 Los Angeles Griffiths Park. 229 Comment
  RSA627494  Ageratina adenophora Louis C. Wheeler 1965-2-4 8653 Los Angeles Glendale: Southern Pacific Railroad Station. Comment
  RSA233457  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1968-11-9 37861 Los Angeles Angeles National Forest On summit crest of Mt. Williamson. 2499 Comment
  UCR124413  Agoseris retrorsa B. C. Templeton 1932-5-31 4856 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC14783  Agoseris retrorsa G. B. Grant 1900-4-12 2450 Los Angeles Mount Lane, So. California Comment
  CAS-BOT-BC162048  Agrostis Roxana S. Ferris 1918-6-12 921 Los Angeles In marsh near Lancaster. Comment
  SEINET3916099  Agrostis diegoensis K. Dobry 1991-6-11 d 686 Los Angeles Soka University, Los Virgenes and Mulholland Hwy. Santa Monical. Mountains.; 0 Comment
  RSA329647  Allium burlewii Gary D. Wallace 1975-7-12 1448 Los Angeles San Gabriel Mountains, along Angeles Crest Hwy., one canyon east of Little Jimmy Springs. 2213 Comment
  UC3067  Allium burlewii H. M. Hall Jun 3 1900-Jun 6 1900 1497 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2042 Comment
  UCR190891  Allium burlewii R. G. Swinney, Cody Clarke 2001-6-20 7995 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
Read comments
Feb 6 2013
  UCR272586  Allium burlewii R. G. Swinney 2011-6-7 15024 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA506822  Allium fimbriatum var. fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SEINET8467152 Image available Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  RSA70471  Allium lacunosum var. davisiae F. W. Peirson 1932-4-17 9851 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  UCR120887  Allium monticola L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., north side of Burkhart Saddle 2104 Comment
  RSA606173  Allophyllum divaricatum Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA668669  Allophyllum divaricatum Steve Boyd, LeRoy Gross 2002-5-7 10432 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  RSA334146  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-10 38395 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA299417  Alnus rhombifolia Joseph A. Ewan 1934-8-5 8458 Los Angeles Praire Fork of San Gabriel River. 1616 Comment
  UCD110020  Alnus rhombifolia Geoffrey Levin 1975-1-19 457 Los Angeles San Dimas Canyon about 2 mi. above the reservoir. San Gabriel Mts. Mt. Range. Comment
  UCR124669  Alnus rhombifolia B. C. Templeton 1933-7-21 5037 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  UCR61042  Alnus rhombifolia R. G. Swinney 1989-6-30 S.N. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, 1.5 mi NE of Glendora Mtn. Road 457 Comment
  RSA720475  Amaranthus albus R. G. Swinney 1997-9-6 5873 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  UCR11975  Amaranthus albus P. H. Raven, H. J. Thompson. 1959-9-18 14439 Los Angeles Santa Monica Blvd near Beverly Glen Blvd., [Westwood] West Los Angeles 76 Comment
  RSA402999  Amaranthus watsonii L. C. Wheeler 1932-7-18 963 Los Angeles 2 mi. N Claremont. 412 Comment
Read comments
Oct 22 2014
  SD220021  Amaryllis belladonna Steve Boyd, Valentin Arvizu and Rick Riefner 2006-9-21 11700 Los Angeles Verdugo Mountains region; side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  RSA251394  Amblyopappus pusillus R. F. Thorne 1966-4-16 36035 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA534130  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5091 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field. 6 Comment
  RSA0106485  Ambrosia acanthicarpa R. G. Swinney 2011-10-18 15822 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  CAS-BOT-BC55595  Ambrosia psilostachya Louis C. Wheeler 1966-10-1 8929 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road 960 Comment
  LA91102  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  UC1069632  Ambrosia salsola A. D. Gifford 1935-4-22 608 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  UCR281671  Ambrosia salsola R. G. Swinney 2014-4-18 16142 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  SFV12555  Ammannia coccinea M. H. Grayum 1977-11-24 882 Los Angeles San Fernando Valley Sepulveda Basin. Field just northwest of junction of Burbank Blvd. and San Diego Freeway. 210 Comment
  RSA415298  Amorpha californica G. R. Johnstone 1931-5-3 s.n Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UCR252061  Amorpha californica Dan S. Cooper 2013-4-22 413- 61 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  RSA724778  Amsinckia intermedia K. Dobry 1991-3-15 411 Los Angeles San Gabriel Mts at Elsmre Cyn Comment
  SD75602  Amsinckia intermedia M. B. Dunkle 1939-4-6 7294 Los Angeles San Clemente Island, Mosquito Harbor Comment
  VVC116  Amsinckia intermedia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  RSA0079973  Amsinckia intermedia R. F. Thorne 1971-3-31 41443 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA799974  Amsinckia menziesii Pam De Vries 2013-4-3 7826 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
  RSA36781  Amsinckia menziesii L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne. 305 Comment
  RSA499934  Amsinckia menziesii Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  UCR219818  Amsinckia tessellata R. G. Swinney 2009-4-24 10432 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR223101  Amsinckia tessellata R. G. Swinney 2009-5-12 10730 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  SEINET12519179  Amsinckia tessellata var. tessellata Steve Boyd, Timothy S. Ross 1997-1 9192 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA586290  Amsinckia tessellata var. tessellata Orlando Mistretta 1995-3-14 1535 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  RSA704232  Amsinckia tessellata var. tessellata Gary D. Wallace 1982-4-17 1911 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA711440  Amsinckia tessellata var. tessellata LeRoy Gross 2005-5-19 2305 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  HSC17840  Anagallis arvensis C. S. Apperson 21 Jun [year missing] Los Angeles Newhall Ranger Station Comment
  RSA465147  Anagallis arvensis Brown s.n. Los Angeles Garvanza. Comment
  LA81922  Anagallis arvensis O. H. Kappler; 1940-8-31 39 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA599514  Ancistrocarphus filagineus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9466 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA599617  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-4-16 9511 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  RSA602023  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1964-6-10 8483 Los Angeles San Gabriel Mountains : Between Coldbrook Creek and Pine Flats, near Falling Springs.. . Comment
  RSA503836  Anemopsis californica Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  RSA509581  Anemopsis californica L. C. Wheeler 1967-7-23 10163 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  SD126205  Angophora costata Tim Snyder 1988-9-3 Los Angeles Monrovia, Recreation Park on Shamrock Street. Wsst end of park Comment
  RSA550028  Anisocoma acaulis Walter Wisura, E. Roeder 1992-4-21 4696 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  UCR265025  Anisocoma acaulis Mitch Provance, Callen Huff 2009-4-28 10673 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR281397  Anisocoma acaulis R. G. Swinney 2014-4-24 16218 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  CATA102  Anthemis cotula Peter Henrikson 1987-4-23 76 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA656189  Anthriscus caucalis Joseph M. Keefe 1978-4-28 22835 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  UC130952  Antirrhinum coulterianum Katharine Brandegee May 1909 Los Angeles Saugus Comment
  UC55199  Antirrhinum coulterianum unknown May 1903 5502 Los Angeles Redondo Comment
Read comments
Aug 19 2010
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  POM308486  Antirrhinum coulterianum Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3085 Los Angeles Altadena, N. Craig Avenue. Comment
  RSA598143  Antirrhinum coulterianum Victor W. Steinmann, Tim S. Ross 1995-5-8 669 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  CATA3399  Antirrhinum kelloggii Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 089 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  JEPS83326  Antirrhinum kelloggii David M. Thompson 1983-5-20 310 Los Angeles 2.4 mi w Interstate 5 (along Pico Canyon Road, n side of road); Santa Susana Mtns., Newhall Quad. (7.5', 1969) 487 Comment
  RSA425826A  Antirrhinum kelloggii Blanche Trask 1897-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA12068  Antirrhinum kelloggii R. S. Woglum 1934-8-4 1278 Los Angeles North Hollywood Comment
  CATA234  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs, A. Douglas Propst 1973-5-4 227 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon 213 Comment
  CATA2976  Aphanisma blitoides Peter J. Dixon 2015-2-17 004 Los Angeles Santa Catalina Island: North Ridge of Cottonwood Canyon, 320 m East of pacific ocean at Ragger's Point. East of Two Harbors Rd. Aspect; South 190 76 Comment
  LA34294  Apiastrum angustifolium Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR127967  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26089 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA601626  Apiastrum angustifolium L. C. Wheeler 1967-6-15 9832 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  LA32234  Apium graveolens Peter H. Raven; Henry J. Thompson 1959-9-6 14388 Los Angeles Santa Monica Mountains, Malibu Lagoon and salt marsh, Near brackish lagoon at mouth of creek 12 Comment
  SBBG31021  Aptenia cordifolia R. F. Thorne 1966-9-16 36726 Los Angeles Avalon 12 Comment
  RSA228955  Aquilegia formosa Robert F. Thorne 1971-8-25 41273 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UC10122  Arabis glabra Harley P. Chandler 1898-4-20 Los Angeles Claremont Comment
  UCR192568  Arabis pulchra A. C. Sanders 2008-4-10 34807 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA0128607  Arabis repanda var. repanda R. F. Thorne 1971-8-25 41303 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip. 2256 Comment
  UCR145171  Arabis sparsiflora June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  HSC87293  Arabis sparsiflora var. californica Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  POM367172  Arbutus menziesii G. R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  POM354299  Arceuthobium occidentale Louis C. Wheeler 1932-4-9 579 Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  SBBG127967  Arctostaphylos catalinae B. E. Carter, J. R. Clark 2012-8-9 6964 Los Angeles Bulrush Cyn, below Salta Verde turnoff 255 Comment
  RSA626740  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16009 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA626840  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22120 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629095  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20258 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA629096  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20256 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA530066  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1991-8-16 5864 Los Angeles Horse Flats (southern end) 823 Comment
  CAS-BOT-BC39335  Arctostaphylos glauca Samuel B. Parish 1887-6-1 1958 Los Angeles N. side of Baldy Mtn. Comment
  RSA631423  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15971 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631499  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15838 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631561  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15805 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631612  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15850 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SBBG54045  Arctostaphylos glauca K. R. Montgomery, T. W. Strid 1973-3-22 73 -3 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UC1602005  Arctostaphylos mewukka Katharine Brandegee May 1889 Los Angeles s side Ravenna Comment
  RSA634342  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22088 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634691  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20343 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634724  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20523 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634807  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20453 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634824  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22022 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  PASA1310  Arenaria macradenia Frank W. Peirson 1921-7-1 Los Angeles Aliso Creek at Tie Canyon, San Gabriel Mts. 1356 Comment
  UCR180026  Arenaria nuttallii subsp. gracilis R. G. Swinney 1995-8-28 4467 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  IRVC26953  Argemone munita Mark A. Elvin, Kim Marsden, Cathleen Weigand 2003-8-15 3006 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  CSUSB1740  Argemone munita Larry Kinney 1974-6-30 Los Angeles San Gabriel Mountains San Gabriel Mountains; Grassy Hollow. 2438 Comment
  RSA643105  Argemone munita Orlando Mistretta 1992-9-4 797 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UCR43256  Argemone munita subsp. munita David Charlton 1986-6-15 244 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
  POM182057  Argyrochosma jonesii L. C. Wheeler 1933-2-22 1475 Los Angeles Little Rock Creek. 1066 Comment
  POM6576  Artemisia californica L. R. Abrams 1916-10-31 6374 Los Angeles Cahuenga Pass Comment
  RSA417239  Artemisia californica F. R. Fosberg 1931-1-7 7115 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  SEINET209192  Artemisia californica F. W. Peirson 1918-9-15 245 Los Angeles Los Angeles County: Near foot of Sister Elsie Peak trail. San Gabriel Mountains. 640 Comment
  UCR210255  Artemisia douglasiana R. G. Swinney 2008-8-13 9364 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  CAS-BOT-BC90349  Artemisia douglasiana L. R. Abrams 1901-8-21 2181 Los Angeles Ballona Comment
  CAS-BOT-BC93870  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles Hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR258611  Artemisia dracunculus R. G. Swinney 2010-6-23 13319 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC90813  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  POM18158  Arthrocnemum subterminale P. A. Munz 1923-4-11 6768 Los Angeles Hay Ranch, San Clemente Island Comment
  UCR193600  Arundo donax R. G. Swinney 1999-6-28 7429 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UC212182  Asclepias californica I. M. Johnston 1917-6-20 1266 Los Angeles Baldy Lookout of U.S.F.S. San Antonio Mountains 2133 Comment
  RSA771610  Asclepias eriocarpa R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42207 Los Angeles Mt. Waterman: East end of Mt. Waterman ridge 2317 Comment
  UCSB4923  Asclepias eriocarpa McElwain, Isabelle 1953-5-30 Los Angeles 18000 Bull Canyon Rd., Grenada Hills 457 Comment
  UCD121356  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Canyon 1/2 mile west of Old Topanga Canyon Road. Comment
  POM1787  Asparagus officinalis I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 84 Comment
  CAS-BOT-BC478974  Asphodelus fistulosus Steven A. Junak 1996-5-17 SCI- 481 Los Angeles NE end of San Clemente Island, E of airfield runways, at edge of Terrace E of intersection of Perimeter Road and road to Dolphin Bay, just S of Camera Pad Naddo, near UTM 11 57 Comment
  CAS-BOT-BC68898  Aspidotis californica George B. Grant 1901-1-1 248 Los Angeles From Santa Monica Range Comment
  RSA0011735  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  UCR190791  Astragalus didymocarpus R. G. Swinney 2001-4-18 7923 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  UC903401  Astragalus didymocarpus Lois E. James 1946-4-25 1747 Los Angeles along the railroad tracks at Acton (Soledad Canyon); , Acton Comment
  RSA415464  Astragalus didymocarpus var. didymocarpus Anstruther Davidson s.n Los Angeles Los Angeles. Comment
  RSA533466  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  SBBG98613  Astragalus gambelianus T. Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills 320 Comment
  UC130906  Astragalus lentiginosus var. albifolius Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  UC1929466  Astragalus lentiginosus var. antonius Valerie Soza, Naomi Fraga 2003-6-13 1666 Los Angeles Transverse Ranges; San Gabriel Mountains region; Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06; Mount San Antonio quad.; T3N R7W S18, SW/4; UTM 3800050N, 0439579E; elev. 8300 ft 2530 Comment
  SBBG3220  Astragalus lentiginosus var. variabilis H. and M. Dearing 1938-5-1 2685 Los Angeles Antelope Valley near Palmdale Comment
  UCR280074  Astragalus lentiginosus var. variabilis Onkar Singh 2016-4-2 5690 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  RSA194014  Astragalus miguelensis R. M. Beauchamp 1967-3-19 323 Los Angeles South of runway, Sherman feils, San Clemente Island. Comment
  SD92006  Astragalus miguelensis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22703 Los Angeles San Clemente Island, sandy flat, NW end 4 Comment
  UCR65530  Astragalus nevinii Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-29 801- 01 Los Angeles South Channel Islands, San Clemente Island, main dune area at Darter Road. NW part of island Comment
  RSA90754  Astragalus pycnostachyus var. lanosissimus F. W. Peirson 1951-7-19 591 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  LA200439  Astragalus trichopodus var. lonchus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SBBG128232  Astragalus trichopodus var. lonchus M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3026 Los Angeles lower Fern Cyn 195 Comment
  POM243733  Astragalus trichopodus var. lonchus F. R. Fosberg 1931-5-5 54778 Los Angeles Bullrush Canyon, Santa Catalina Island. 320 Comment
  RSA618734  Astragalus trichopodus var. phoxus Scott D. White, Sandy Leatherman 1998-5-19 6510 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  CAS-BOT-BC200832  Astragalus trichopodus var. trichopodus Robert F. Thorne; P. Everett 1965-6-22 34872 Los Angeles Santa Catalina Island: along lower road to Pebble Beach ca. .5 mile from Avalon 7 Comment
  CAS-BOT-BC200839  Astragalus trichopodus var. trichopodus Carl B. Wolf 1932-5-9 3433 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  SEINET7063473  Astragalus trichopodus var. trichopodus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  SFV22060  Athysanus pusillus V. Soza, L. Gross, B. Hogshead 2001-4-18 1164 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. North-facing upper slope. 427 Comment
  UCR274004  Atriplex argentea Mitch Provance 2010-5-18 510- 01 Los Angeles Westernmost Mojave Desert, Western Antelope Valley, along Lancaster Rd. (= Hwy 138), near entrance to cement plant, c. 0.6 mi. east of intersection of Lancaster Rd. and County Route N2 1021 Comment
  SD239694  Atriplex canescens Dan S. Cooper 2011-9-19 Los Angeles Western Transverse Range: Boupuet Canyon, south of David Way intersection with Bouquet Canyon Road (Mint Canyon 7.5'Q) 424 Comment
  RSA0013411  Atriplex coulteri Jeremiah George, Audrey George 2012-6-1 s.n. Los Angeles Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  CAS-BOT-BC170105  Atriplex lentiformis Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Bluffs at Santa Monica Comment
  UC1587572  Atriplex lentiformis Tim Ross 1991-9-2 5932 Los Angeles near Yerba Buena Road x Yerba Buena Road x Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 502 Comment
  RSA535893  Atriplex lentiformis subsp. breweri T. S. Ross 1991-9-2 5932 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  RSA727644  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007 -7 Los Angeles South Coast: Las Flores, along Pacific Coast Highway, c. 3 miles east of Malibu 15 Comment
  RSA478292  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-11-23 S- 4202 Los Angeles Portugese Bend. Comment
  CLARK-A1528-2494  Atriplex nummularia John C. Roos 1937-9-2 2555 Los Angeles Playa Del Rey Comment
  SEINET4135319  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey.; 0 Comment
  CAS-BOT-BC176355  Atriplex parryi Carl B. Wolf 1932-9-15 4084 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster 718 Comment
  CAS-BOT-BC176528  Atriplex polycarpa Le Roy Abrams; E. A. McGregor 1908-6-24 421 Los Angeles Willow Springs, Antelope Valley 853 Comment
  RSA453964  Atriplex semibaccata F. R. Fosberg 1930-7-7 7406 Los Angeles Seal Beach, Alamitos Bay. Comment
  SBBG98648  Atriplex semibaccata T. Ross 1991-5-20 5355 Los Angeles un-named knoll ca. 5100 ft S of Wilson Cove settlement, gradual N slope 2750 ft NNW of the 750' Benchmark 217 Comment
  SEINET3127525  Atriplex serenana G. B. Grant 1904-8-5 85 /6341 Los Angeles Pasadena Comment
  UCR125946  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  CAS-BOT-BC176747  Atriplex serenana var. serenana Geo. B. Grant 1901-4-21 s.n. Los Angeles Los Angeles Comment
  RSA478355  Atriplex subspicata Robert Gustafson 1980-8-29 1870 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG80318  Atriplex watsonii F. C. Boutin 1967-4-23 11626 Los Angeles N end of island at W end of airfield runway Comment
  RSA709687  Avena barbata LeRoy Gross 2005-4-28 2176 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR108415  Avena barbata Valerie Soza, J. Gural, Damian Ross, M. E. Siqueiros D. 1997-3-8 12 Los Angeles Foothills of San Gabriel Mtns., Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. West of main paved road, just north of chain link fence along Foothill Blvd. 412 Comment
  LA105576  Avena fatua Barry A. Prigge; 1989-5-10 8698 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 38 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
  LA210748  Avena sativa Arthur C. Gibson; 2005-3-30 5239 Los Angeles SANTA MONICA MOUNTAINS, 15 m on north side from road of Mulholland Drive near milepost 23. Comment
  RSA618983  Azolla filiculoides LeRoy Gross 1998-9-20 69 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UCR109011  Azolla filiculoides L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  UCR209966  Azolla filiculoides R. G. Swinney 2008-9-9 9335 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  IRVC28397  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA579279  Baccharis pilularis Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7422 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  CAS-BOT-BC98163  Baccharis salicifolia W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  RSA612652  Baccharis salicifolia M. Low 1997-3-13 14 Los Angeles E. LA Co, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. E end of panhandle region. 412 Comment
  RSA495618  Barbarea orthoceras S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 313 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  LA31634  Bassia hyssopifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14365 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 3 Comment
  CAS-BOT-BC75511  Batis maritima Le Roy Abrams 1904-9-6 4196 Los Angeles San Pedro. Comment
  UCR96178  Bellis perennis B. G. Pitzer 1996-4-28 2730 Los Angeles South Coast, City of Long Beach, Bixby Park, on Junipero Avenue, 1 block east of the beach 15 Comment
  RSA0062668  Bellis perennis Richard E. Butcher s.n. Los Angeles 1923 Greenfield Avenue, West Los Angeles. 83 Comment
  RSA724646  Bloomeria crocea K. Dobry 1991-5-22 D- 654 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR192948  Bloomeria crocea Dan S. Cooper 2008-5-9 s.n. Los Angeles Los Angeles Basin, just east of Illinois Dr, southwestern South Pasadena 233 Comment
  UC1714420  Boechera californica Charles M. Belshaw 1935-3-29 482 Los Angeles nw of Lancaster (near Neenach, West Antelope Valley, Mohave Desert); Mohave Desert, West Antelope Valley Comment
  RSA0128744  Boechera californica Donald R. Bissing 1973-3-29 23 Los Angeles Evey Canyon, 0.1 mile from canyon mouth 713 Comment
  SBBG126172  Bolboschoenus maritimus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36963 Los Angeles confluence of San Gabriel River and Walnut Crk, between El Monte and Baldwin Park, S of I-10 Fwy and N of Valley Blvd, W of I 605 Fwy, under SCE powerlines 83 Comment
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Mar 24 2014
  UCR96650  Bolboschoenus maritimus subsp. paludosus R. G. Swinney 1994-8-1 3143 Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon Debris Basin, on north side of water margin, wet ground 366 Comment
  RSA604518  Bothriochloa barbinodis Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-11-9 2540 Los Angeles Santa Catalina Island. Road to Salta Verde. 390 Comment
  UCR124251  Bowlesia incana L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  RSA161296  Boykinia rotundifolia P. H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains: upper Evey Canyon 915 Comment
  RSA799856  Boykinia rotundifolia Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 8 Los Angeles Glendora Ridge Road 1288 Comment
  RSA799905  Boykinia rotundifolia Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 8 Los Angeles Glendora Ridge Road 1288 Comment
  UCR258593  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR108416  Brassica geniculata Jeanne Gural, V. Soza 1997-3-26 17 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  SEINET10871506  Brassica nigra David B. Dunn 1955-5-6 Dunn 11859 Los Angeles Collected in stoddard canyon below the ford in rd. In san antonio canyon. About 1.25 years after fire went through stripping the chaparral out. A few of the sycamores had a narrow strip of cambium survive on the down canyon side. Live oaks resprouting from many branches. Shrubs stump sprouting and an abundance of herbaceous species. Comment
  RSA162716  Brassica rapa J. D. Olmsted 1958-5-8 127 Los Angeles Along San Antonio Creek in Balnchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  CAS-BOT-BC100425  Brickellia californica Wesley Griesel 1962-9-14 738 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle, San Gabriel Mts. 2133 Comment
  RSA761717  Brickellia californica R. G. Swinney 2008-9-10 9415 Los Angeles South Fork Big Rock Creek 1463 Comment
  SBBG7818  Brickellia californica R. Hoffmann 1927-9-21 Los Angeles Forest Inn, Ridge Route (US Hwy 99) Comment
  RSA94116  Brickellia californica F. W. Peirson 1924-10-26 5262 Los Angeles Arroyo Seco below California Street bridge, Pasadena 198 Comment
  CAS-BOT-BC106138  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains - Mandeville Canyon 5.8 miles north of Sunset Boulevard 365 Comment
  CHSC109287  Brickellia nevinii Scott D. White; Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains: San Gabriel River-West Fork, between Bear Creek and Rincon Red Box Rd. 34 degrees 14' N 117 degrees 5359' W; T2N R10W S19-23; T2N R11W S25,26. T02N R11W S25,26. Alt 549-1220 m. 885 Comment
  POM118217  Brickellia nevinii Geo L. Moxley 1917-9-3 627 Los Angeles Eaton Canyon 750 Comment
  UC1587585  Brickellia nevinii Tim Ross 1991-9-1 5885 Los Angeles near x Yerba Buena Road Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 563 Comment
  UCR264687  Bromus arenarius Mitch Provance, Callen Huff 2009-4-28 10742 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
  LA14245  Bromus arizonicus Marjorie Bowler; 1937-11-11 99 Los Angeles Culver City below National Blvd Comment
  RSA385297  Bromus carinatus Gary D. Wallace 1979-5-3 1840 Los Angeles L.A. County Arboretum, Arcadia. Comment
  SBBG105556  Bromus carinatus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5070 Los Angeles lower Wilson Cyn; rocky draw SW of and above pier operations 15 Comment
  UCR273448  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  CAS-BOT-BC148920  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-5-11 7808 Los Angeles Liebre Mountains. Sawmille Mountain. West summit area ca. 260-350 m southeast of Sawmill Campground. 1621 Comment
  CHSC35204  Bromus catharticus James Henrickson 1979-5-18 18119 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek in pastured area. 402 Comment
  POM13956  Bromus catharticus P. A. Munz 1922-4-15 5142 Los Angeles Claremont. 365 Comment
  SBBG113095  Bromus catharticus var. catharticus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 367 Los Angeles Skull Cyn, ca. 0.4 rd mi from intersection with Middle Ranch Cyn Rd 228 Comment
  UCSB371  Bromus ciliatus B., K. 1943-5-3 Los Angeles Fern Canyon above 4100 ft contour, head of east Fork of San Dimas Canyon, San Dimas Experimental Forest; San Gabriel Mtns Comment
  HSC65801  Bromus diandrus R. F. Thorne 1971-4-23 41473 Los Angeles Angeles National Forest, NE of Chantry Flats along Santa Anita Creek 549 Comment
  RSA656167  Bromus diandrus Joseph M. Keefe 1977-6-11 22104 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  RSA0097617  Bromus hordeaceus R. G. Swinney 2011-4-28 14530 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA726019  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26119 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  RSA177673  Bromus hordeaceus subsp. molliformis R. F. Thorne, Percy C. Everett 1965-5-11 34533 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  UCR192654  Bromus inermis R. G. Swinney 1999-8-16 7638 Los Angeles San Gabriel Mtns., c. 1/4 mile east of Blue Ridge Campground on ski run 2427 Comment
  UCR282331  Bromus madritensis subsp. madritensis D. E. Bramlet 2011-5-16 4837 Los Angeles Rio Hondo College parking lot, 1975 ft. east of the 605 freeway & 330 ft. east of Workman Mill Rd., 190 ft. south of Canyon Drive 88 Comment
  LA210432  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1960-4-13 15073 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  RSA654069  Bromus rubens Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 731 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  SBBG98487  Bromus rubens T. Ross 1991-5-22 5470 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 83 Comment
  RSA624541  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Sand Canyon at Bear Canyon. 610 Comment
  CATA200  Cakile maritima Mark L. Hoefs 1973-4-15 179 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  LA200314  Cakile maritima Jonathan Sauer; D. Birindelli 1968-5-6 4344 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCR184358  Calandrinia ciliata A. C. Sanders 2007-4-19 33462 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  HSC1292  Calocedrus decurrens C. E. Fellows 1965-9-7 154 Los Angeles 15 mi. past Charlton Flats info. station on Mt. Wilson Rd. 1677 Comment
  RSA188529  Calocedrus decurrens Robert F. Thorne, John Olmsted 1965-8-26 35404 Los Angeles Angeles National Forest, Cabin Flat along Prairie Fork 1585 Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  SD69789  Calochortus catalinae Robert F. Thorne 1966-4-4 35767 Los Angeles Santa Catalina Island, on grassy west-facing slope, bluff southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  UC1348967  Calochortus catalinae Robert F. Thorne 1966-4-4 35780 Los Angeles ne of Isthmus Cove; Santa Catalina Island, Blue Cavern Point 30 Comment
  UCD139489  Calochortus catalinae P. B. Kennedy 1928-3-30 s.n. Los Angeles White's Landing, Santa Catalina Island. Among east ridge to south. Comment
  SBBG57679  Calochortus clavatus R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  RSA377331  Calochortus clavatus var. clavatus Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1402 -A Los Angeles Bouquet Canyon. 600 Comment
  SBBG122073  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-4-19 1741 Los Angeles 1 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 405 Comment
  LA22477  Calochortus plummerae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1666 Los Angeles 7 Comment
  UC3448  Calochortus plummerae J. H. Barber 1897-6-25 176 Los Angeles near Newhall Comment
  SFV21850  Calochortus splendens J. D. Dilley 1997-5-2 s. n. Los Angeles Santa Monica Mountains Mulholland Highway, 0.3 miles west of Cold Canyon Road. 275 Comment
  RSA134728  Calochortus splendens Percy C. Everett 1959-6-29 23867 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  UCR16069  Calochortus venustus Loretta Bates 1978-5-28 s.n. Los Angeles Transverse Range, Davenport Rd., 1 mi past [west of] Red Rover Mine exit on Hwy I-14 and 1 mi east of the upper junction with Hubbard Rd. near Acton 976 Comment
  UCR263076  Calyptridium monandrum Mitch Provance 2008-4-14 10142 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UC1349038  Calystegia macrostegia Robert F. Thorne and P. Everett 1965-5-10 34466 Los Angeles grassy bank on n slope Black Jack Mt. (Santa Catalina Island); , n slope Black Jack Mt. 457 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
  RSA394868  Calystegia macrostegia subsp. cyclostegia Frances M. Morey 1922-5-15 s.n. Los Angeles Culver City Comment
  RSA650298  Calystegia macrostegia subsp. cyclostegia Kenny Palmer 1948-5-16 s.n. Los Angeles Found in wash 2 mi. N. of San Dimas. Comment
  RSA394907  Calystegia macrostegia subsp. intermedia Gale Sphon 1955-3-4 s.n. Los Angeles Mulholland Drive, Los Angeles. Comment
  RSA603168  Calystegia occidentalis subsp. fulcrata L. C. Wheeler, C. W. Tilforth 1936-6-24 4181 Los Angeles San Dimas Canyon 671 Comment
  UCR125945  Calystegia peirsonii A. C. Sanders, Mark Elvin 2002-6-19 25200 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR204858  Camissonia R. G. Swinney 2006-6-18 8543 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR231171  Camissonia Dan S. Cooper 2011-6-30 611- 77 A Los Angeles South Coast, Ballona Wetlands Ecological Reserve, open parcel north of Culver Blvd. 4 Comment
  POM49645  Camissonia boothii subsp. desertorum A. D. E. Elmer 1902-06 3985 Los Angeles Lancaster. 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
  UCR129411  Camissonia californica A. C. Sanders, Mark Elvin 2002-6-20 25254 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
  UCR191175  Camissonia campestris R. G. Swinney 1999-6-28 7447 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR270048  Camissonia campestris subsp. campestris R. G. Swinney 2011-4-20 14432 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA454025  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  RSA454026  Camissonia cheiranthifolia subsp. suffruticosa Edwin Kline 1926-6-29 s.n. Los Angeles Redondo Beach, near Los Angeles. Comment
  RSA678780  Camissonia confusa Valerie L. Soza, LeRoy Gross 2002-4-16 1417 Los Angeles East side of Pettinger Canyon.Stables Fire 2001 area. 534 Comment
  RSA600032  Camissonia graciliflora Steve Boyd, Lauren Raz 1997-3-25 9252 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA716367  Camissonia graciliflora Andrea Edwards, Pam DeVries 2006-4-11 90 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UC1587708  Camissonia guadalupensis subsp. clementina Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5081 Los Angeles sw landing field (sand dunes); San Clemente Island, West Cove 6 Comment
  RSA585156  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-1 2754 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
  RSA587250  Camissonia pallida subsp. pallida Orlando Mistretta 1994-5-13 1198 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA590916  Camissonia pallida subsp. pallida Orlando Mistretta 1994-4-12 1006 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1006 Comment
  RSA756788  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-28 2533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1128 Comment
  RSA639974  Camissonia strigulosa Louis C. Wheeler 1967-5-29 9775 Los Angeles Cow Canyon Saddle, [covered former dump]. 1378 Comment
  RSA655788  Camissonia strigulosa James Henrickson 2000-4-21 20717 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole. 854 Comment
  RSA75396  Camissonia strigulosa F. W. Peirson 1928-6-2 7948 Los Angeles Open clearing, south fork of Rock Creek, San Gabriel Range 1463 Comment
  SBBG61466  Camissoniopsis hirtella R. Hoffmann 1929-5-21 Los Angeles hills above Elizabeth Lake Comment
  UCR223689  Camissoniopsis hirtella R. G. Swinney 2009-6-24 11258 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  CATA3129  Camissoniopsis intermedia Amy Catalano 2016-5-26 135 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Canyon, northwest of lower reservoir in sandy open slope 380 Comment
  RSA114408  Cannabis sativa P. A. Munz 1955-11-5 21486 Los Angeles at edge of pavement, 1.5 blks. N of Foothill Blvd. on Mills Ave., Claremont. Comment
  UCR259043  Capsella bursa-pastoris R. G. Swinney 2010-3-14 11898 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA650988  Capsella bursa-pastoris Toad 1981-2-26 0005 -81 Los Angeles 130 W. Grondahl Covina. Comment
  CAS-BOT-BC37468  Cardamine californica George B. Grant 1901-4-14 5724 Los Angeles Arroyo Seco Canyon. Comment
  LA51499  Cardamine californica O. H. Kappler; 1941-2-9 83 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC855941  Cardamine californica I. W. Clokey, E. G. Anderson 1935-5-9 6649 Los Angeles San Dimas Canyon Comment
  SEINET9370782  Cardaria draba Unknown 2010-7-21 Los Angeles Western Mojave Desert Comment
  RSA0087087  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA729194  Carduus pycnocephalus R. G. Swinney 1999-5-15 7160 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR260344  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA654593  Carduus pycnocephalus Scott Lowe 1991-5-12 33 Los Angeles San Gabriel River channel, about 400 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0082601  Carex R. G. Swinney 2010-8-30 13619 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
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Sep 12 2018
  UCR182215  Carex R. G. Swinney 1997-6-19 5617 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
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Sep 12 2018
  UCR182702  Carex R. G. Swinney 1997-8-6 5768 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Sep 12 2018
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 Comment
  UCR202747  Carex alma R. G. Swinney 2001-8-27 8089 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  CAS-BOT-BC19230  Carex barbarae Ernest Braunton 1903-1-20 802 Los Angeles Oak Knoll. Comment
  SD134571  Carex douglasii Craig Reiser 1990-5-17 Los Angeles Ritter Ranch, Palmdale Comment
  RSA0031049  Carex heteroneura Robert F. Thorne 1968-9-24 41400 Los Angeles 1.5 miles east of Dawson Saddle along Angeles Crest Highway. [Label says San Bernardino County] 2576 Comment
  RSA600053  Carex multicaulis Steve Boyd, Lauren Raz 1997-5-20 9808 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
  POM155896  Carex praegracilis Phillip A. Munz, L. T. Street, G. Williams 1919-3-15 2411 Los Angeles Pomona. Creek in South Hills, Comment
  CAS-BOT-BC118408  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Los Angeles Res. Comment
  CAS-BOT-BC117933  Carex schottii John Thomas Howell 1947-7-18 23433 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  SEINET3908519  Carex schottii Louis C. Wheeler 1933-5-12 1722 Los Angeles Shaded stream bed, Puddingstone Canyon, San Jose Hills.; 0 244 Comment
  UC167324  Carex schottii Geo. B. Grant May 1904 137 a Los Angeles Pasadena Comment
  RSA0065722  Carex senta Justin M. Wood 2011-7-7 4340 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA670416  Carex senta B. C. Templeton 1932-6-1 4873 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  RSA364766  Carex spissa B. C. Templeton 1932-3-24 s.n. Los Angeles Trail Canyon, Angeles forest Comment
  RSA364540  Carex triquetra Anstruther Davidson 1879-4-25 s.n. Los Angeles N of E R [Eagle Rock?] Comment
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Oct 25 2015
  RSA90853  Carex triquetra Joseph A. Ewan 1930-4-10 2368 Los Angeles Canyon Mulholland Drive west of Beverly Glen, Santa Monica Mountains. Comment
  RSA402595  Carpobrotus edulis Robert Gustafson 1980-7-15 2340 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG6752  Castilleja affinis E. R. Blakley 1959-4-5 2732 Los Angeles bluff, W side of Pt Dume 15 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
  UCSB46564  Castilleja affinis subsp. affinis Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy; 2.2 miles north of its junction with Malibu Canyon Road; Santa Monica Mtns 487 Comment
  RSA425901  Castilleja affinis subsp. affinis Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 412 Comment
  RSA729232  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  RSA748200  Castilleja applegatei subsp. martinii Scott D. White, Justin M. Wood 2009-5-6 12652 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  JEPS26147  Castilleja applegatei subsp. martinii Peter H. Raven 1959-5-3 14084 Los Angeles 1.2 mi e Laurel Canyon Boulevard (Woodrow Wilson Drive); Santa Monica Mountains 350 Comment
  RSA448674  Castilleja applegatei subsp. martinii Ella M. Kennedy 1922-3-12 s.n. Los Angeles Arroy Seco. Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  CDA41251  Castilleja foliolosa Phillipson 1915-7-2 11 .4.A Los Angeles North Duarte. Comment
  UCR204197  Castilleja grisea Mark A. Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles Channel Islands, San Clemente Island, Eagle Canyon 373 Comment
  UCR189728  Castilleja miniata R. G. Swinney 1998-7-21 6479 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  SD51781  Castilleja minor subsp. spiralis Rimo Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-15 4207 Los Angeles Boggy flat at junction (confuence of) north fork and main fork of Pacoima Creek, 0.7 mile below Diamond Public Camp (on main fork), San Garbiel Mtns. Comment
  RSA588138  Castilleja plagiotoma Orlando Mistretta 1994-5-23 1235 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  RSA448605  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles Route 99, sandstone slope, east of Gorman. 1128 Comment
  RSA448606  Castilleja subinclusa subsp. subinclusa K. K. Muller 1972-5-2 3078 Los Angeles Edge of Mojave Desert at Red Rover Mine turn-off from State Highway 14 between Los Angeles and Palmdale. Comment
  UCR198321  Casuarina equisetifolia Christopher Vellema 2001-1-19 101 A Los Angeles Verdugo Mtns, Glendale, Dead Horse Canyon 354 Comment
  CAS-BOT-BC38145  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1994-5-11 7827 Los Angeles Liebre Mountains. Sawmill Mountain. Center summit area, along Maxwell Truck Trail. Ca. 1085 m SSW of Upper Lake Campgnd. 1584 Comment
  UCR220216  Caulanthus cooperi R. G. Swinney 2009-4-2 10271 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
  RSA11073  Caulanthus coulteri var. coulteri C. B. Wolf 1928-3-29 1557 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA66752  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1919-3-17 4186 Los Angeles Hills west of Arroyo Seco, Pasadena 426 Comment
  UCR222987  Caulanthus lasiophyllus R. G. Swinney 2009-5-5 10643 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC47907  Ceanothus arboreus Huron H. Smith 1912-7-1 5167 Los Angeles Santa Catalina Island - summit 548 Comment
  RSA590519  Ceanothus crassifolius Tim S. Ross, W. Appleby 1993-5-19 7180 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 768 Comment
  RSA640798  Ceanothus crassifolius Louis C. Wheeler 1931-1-13 s.n. Los Angeles Mills Place: (vicinity of Claremont). Comment
  UC1071026  Ceanothus crassifolius L. B. Burkett 1928-2-28 100 Los Angeles w Little Dalton Canyon (on trail); Pomona 685 Comment
  UC1184968  Ceanothus crassifolius Huron H. Smith 1912-4-30 4875 Los Angeles Mt. Wilson 975 Comment
  RSA10988  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1928-3-29 1582 Los Angeles 3 mi. south of Sandbergs. Ridge Route road. 1220 Comment
  RSA0028428  Ceanothus cyaneus Peter Gail 1961-5-27 s.n. Los Angeles Mt. Wilson Rd., 3 miles S. of Hotel. Comment
  SD65472  Ceanothus greggii var. vestitus Reid Moran 1967-7-22 14083 Los Angeles on ridge; Chilao, San Gabriel Mountains 1650 Comment
  UC1552128  Ceanothus leucodermis David Charlton 1988-4-2 1487 Los Angeles Cleghorn Road turnoff on Cajon Pass, I 15, Swarthout Valley Road to end pavement under powerline; Valley surrounded by hills about 5500 ft 1524 Comment
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Feb 4 2015
  RSA133470  Ceanothus megacarpus Peter H. Raven, H. J. Thompson 1959-4-3 13908 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  RSA399706  Ceanothus megacarpus Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  SEINET13946000 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13826 Los Angeles Mount Hollywood Drive 0.8 miles S of Vista del Valle Dr; Griffith Park, 34 deg. 08', 118 deg. 18' W; elevation 1300 ft 396 Comment
  UCR124622  Ceanothus megacarpus I. W. Clokey, B. C. Templeton 1929-1 4508 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA399705  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4813 Los Angeles Santa Catalina Island. 280 Comment
  SBBG13409  Ceanothus megacarpus var. insularis E. R. Blakley 1962-10-3 5392 Los Angeles E side of Black Jack Mtn at the start of rd to White's Landing 411 Comment
  CAS-BOT-BC51446  Ceanothus megacarpus var. megacarpus Brandegee 1889-5-1 88 Los Angeles Santa Catalina Island Comment
  UC1070895  Ceanothus megacarpus var. megacarpus A. D. Gifford 1934-4-24 153 Los Angeles w of Castro Peak; Truinfo Pass quad. 762 Comment
  UCSB39355  Ceanothus oliganthus var. oliganthus Stone, M. 1977-5-29 Los Angeles 2.5 miles up Chantry Flats Road, San Gabriel Mtns. 518 Comment
  RSA398932  Ceanothus spinosus Elbert Benjamine 1929-2-24 49 Los Angeles Laurel Canyon, Hollywood Comment
  SEINET11736959  Cedrus atlantica Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  CATA1917  Cedrus deodara Grant Powell 2014-7-29 2 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 1.2 miles southwest of Pump House 2 277 Comment
  CATA3443  Centaurea melitensis Benjamin J. Dion, Stuart Olshevski 2017-5-3 024 Los Angeles Santa Catalina Island: Channel Side; roadside, Quarry Haul Road, Empire Landing watershed 128 Comment
  UCD150977  Centaurea melitensis D. S. Park 2010-4-29 63 Los Angeles Wildwood Canyon, trailside. Growing on hillside 30 degree gradient. 447 Comment
  CAS-BOT-BC272065  Centaurea melitensis C. W. Tilforth 1969-5-31 197 Los Angeles 1/2 mile east of intersection of Colima Ave. and Punta del Este St. norht of Whittier Comment
  RSA600106  Centaurea repens L. C. Wheeler 1948-6-22 6658 Los Angeles Culver City. Higuera Rd. at Ballona Creek. Comment
  RSA533449  Centranthus ruber Tim S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road. 274 Comment
  UCD170142  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 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-BC179809  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge N of Elizabeth Lake, 2.1 miles E of Lake Hughes at the Lake Hughes Ropad and 0.8 mile W of Willow Springs Canyon (or Munz Ranch Road, on low hills N of Elizabeth Lake Road County Road N2), at milepost 16.5 1021 Comment
  LA47744  Cercocarpus betuloides Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA773602  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  CAS-BOT-BC135512  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-11 7811 Los Angeles Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground - Liebre Mountains 1621 Comment
  CAS-BOT-BC142110  Cercocarpus betuloides var. betuloides Geo. B. Grant 1906-9-1 7164 Los Angeles Catalina Island Comment
  CAS-BOT-BC142140  Cercocarpus betuloides var. betuloides C. F. Baker 1903-8-2 3441 Los Angeles San Antonio Canyon near Claremont Comment
  RSA596060  Cercocarpus betuloides var. betuloides Tim S. Ross, J. Mark Porter 1995-5-4 8429 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCD113076  Cercocarpus betuloides var. blancheae P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island. 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
  RSA93808  Chaenactis artemisiifolia F. W. Peirson 1919-7-3 242 Los Angeles San Gabriel Mountains: Lukens Peak 915 Comment
  UCR280733  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  POM351715  Chaenactis fremontii John S. Garth 1948-4-21 2687 Los Angeles Littlerock 762 Comment
  UCR205068  Chaenactis glabriuscula R. G. Swinney 2008-4-4 8614 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR277210  Chaenactis glabriuscula R. G. Swinney 2010-6-1 13174 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  JEPS34156  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1920-5-3 8918 Los Angeles San Fernando Valley Comment
  RSA587113  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1995-4-21 1641 Los Angeles San Gabriel Mountains, Little Rock Creek, un-named Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile N of Kitter Canyon 1280 Comment
  CAS-BOT-BC277826  Chaenactis santolinoides Grant 1906-6-10 6903 Los Angeles Summit Mt. Wilson Comment
  UCR177566  Chaenactis stevioides LeRoy Gross 2005-5-3 2253 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA592287  Chaenactis xantiana L. C. Wheeler 1967-5-12 9422 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SFV3816  Chaenactis xantiana W. G. Webb 1935-4-20 s. n. Los Angeles Mojave Desert Near Lancaster. Comment
  RSA526589  Chamaesyce albomarginata T. S. Ross 1991-3-24 4290 Los Angeles Whittier Hills (Puente Hills, pro parte). 313 Comment
  RSA756888  Chamaesyce albomarginata Orlando Mistretta, Christine Mistretta 2008-4-8 2390 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  UC17676  Chamaesyce albomarginata Joss. Burtt Davy 1900-3-1 Los Angeles Comment
  UC519728  Chamaesyce melanadenia Joseph Andorfer Ewan 1932-5-10 7460 Los Angeles above Verdugo Hacienda; Verdugo Canyon Comment
  SBBG31423  Chamaesyce serpyllifolia R. F. Thorne with P. C. Everett 1965-6-23 34964 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  UCR141714  Cheilanthes covillei R. G. Swinney 1997-8-19 5829 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  SFV16787  Cheilanthes covillei J. D. Dilley 1997-2-1 s. n. Los Angeles San Gabriel Mountains Colby Canyon, on Angeles Crest Highway. 3 miles east of junction with Angeles Forest Highway. 1 mile up trail. 1067 Comment
  RSA248850  Cheilanthes newberryi Robert F. Thorne 1973-4-11 42865 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  POM307321  Chenopodium berlandieri Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2218 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  RSA0082962  Chenopodium berlandieri R. G. Swinney 2010-4-23 12355 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA591667  Chenopodium berlandieri L. C. Wheeler 1966-9-21 8889 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  UCR125238  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles NE end of Santa Susana Mtns., Santa Clara River Valley, south side at edge of farm fields near mouth of 'Long Canyon' c. 1 km due south of Del Valle 274 Comment
  RSA601550  Chenopodium botrys L. C. Wheeler 1967-9-13 10754 Los Angeles San Gabriel Mountains: San Antonio Canyon. 914 Comment
  CATA1185  Chenopodium californicum Mark L. Hoefs 1995-5-30 2186 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SBBG108149  Chenopodium californicum S. L. Crockett, M. L. Hoefs, S. A. Junak 1997-3-27 599 Los Angeles 0.2 mi N on lower Cape Cyn Reservoir Rd from jct with Cape Cyn Rd 286 Comment
  RSA783628  Chenopodium californicum J. D. Olmsted 1959-3-30 329 Los Angeles Along fire road below first locked gate, Coval canyon- continuation of Mills above Baldy turn, Coval Canyon drainage 488 Comment
  RSA646969  Chenopodium hians Orlando Mistretta 1992-9-4 798 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UCR13734  Chenopodium multifidum O. F. Clarke 1973-8-4 s.n. Los Angeles San Gabriel Valley, Pomona, corner of 9th and Locust Streets. 76 Comment
  SBBG98704  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5297 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  SD38029  Chenopodium murale Edith A. Purer 1931-3-6 1541 Los Angeles In fields Comment
  CDA3104  Chenopodium watsonii L. C. Wheeler 1966-10-1 8941 Los Angeles San Gabriel Mountains. Big Tujunga at Colby Ranch Road. Comment
  RSA369223  Chlorogalum pomeridianum Louis C. Wheeler 1934-5-14 2583 -B Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  NY468299  Chorizanthe parryi A. M. Ottley 1920-5-12 676 Los Angeles San Gabriel Wash 182.9 Comment
  RSA65170  Chorizanthe parryi var. fernandina F. W. Peirson 1920-5-3 2120 Los Angeles Little Tujunga Wash just above the junction with Big Tujunga, SW base of San Gabriel Mountains 335 Comment
  CAS-BOT-BC252775  Chorizanthe parryi var. parryi Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC244652  Chorizanthe staticoides G. B. Grant 1904-6-17 s.n. Los Angeles Altadena Comment
  CAS-BOT-BC244659  Chorizanthe staticoides LeRoy Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica mountains Comment
  LA52278  Chorizanthe staticoides Carl Epling; Nesta Hutchinson 1931-5-30 52278 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA392675  Chorizanthe staticoides Geo. L. Moxley 1917-5-5 s.n. Los Angeles Eagle Rock. Comment
  RSA392682  Chorizanthe staticoides Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA392713  Chorizanthe staticoides Robert L. Dressler 1949-6-18 884 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA596829  Chorizanthe staticoides Tim S. Ross, J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA777922  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2010-5-20 5153 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UC131091  Chorizanthe staticoides Katharine Brandegee May 1909 Los Angeles Saugus Comment
  UC450090  Chorizanthe staticoides J. Burtt Davy May 9 1896-May 24 1896 2638 a Los Angeles Leonis Valley , Leonis Valley (Antelope Valley) Comment
  UCR177565  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  SBBG62288  Chorizanthe xanti var. xanti J. Ewan 1929-7-10 Los Angeles trail to Barley Flats 1463 Comment
  RSA476624  Chrysolepis sempervirens Fordyce Grinnell Jr. 1915-8-12 s.n. Los Angeles Mill Creek Canyon Comment
  POM290506  Chrysothamnus nauseosus subsp. hololeucus Lyman Benson 1949-11-7 14280 Los Angeles 10 miles northwest of Big Pine. San Gabriel Mountains. Mojave Desert Drainage Area. 1753 Comment
  POM351994  Chrysothamnus nauseosus subsp. mohavensis Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown's Flat, San Dimas canyon. 1250 Comment
  POM352027  Chrysothamnus teretifolius Roy R. Snelling 1977-10-10 771010 .3 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  POM352121  Cichorium intybus Robert Gustafson 1980-7-9 1830 Los Angeles Ballona Wetlands, Area 3. Comment
  POM6124  Cirsium occidentale var. californicum M. Hitchcock 1918-5-30 s.n. Los Angeles Indian Hill, Claremont Comment
  RSA0073606  Cirsium occidentale var. californicum R. G. Swinney 2010-4-23 12339 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR272989  Cirsium occidentale var. californicum R. G. Swinney 2011-4-26 14500 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
  UCR88667  Cirsium occidentale var. occidentale Scott D. White, Chet McGaugh 1995-5-9 2996 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  CAS-BOT-BC286516  Cirsium undulatum 1945-6-25 s.n. Los Angeles Near Puente Comment
  UCR109687  Cirsium vulgare R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills, Bonelli Regional Park, south of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  UCR125969  Cirsium vulgare A. C. Sanders, Mark Elvin 2002-6-19 25162 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
  UCR243007  Cirsium vulgare R. G. Swinney 2009-8-6 11526 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
  RSA0046819  Cirsium vulgare Paul Neipp 1994-5-19 33 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  SBBG108909  Cistanthe maritima S. A. Junak 1997-3-11 SCl 743 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  RSA595994  Cistanthe monandra L. C. Wheeler 1967-5-8 9354 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  CAS-BOT-BC228707  Cistanthe umbellata Le Roy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  SFV17370  Cistus incanus J. N. Hogue, D. L. Bishop 1998-5-28 110 .5 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  RSA0044850  Clarkia bottae Scott D. White, Justin M. Wood 2008-6-4 12054 Los Angeles Puente Hills: Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42. 366 Comment
  RSA453459  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  SFV2497  Clarkia cylindrica P. G. Kilburn 1958-4-26 766 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  SD43733  Clarkia cylindrica Darley F. Howe 1948-5-29 1983 Los Angeles Santa Monica Mountains, California, Los Angeles County Comment
  UC1922087  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles [Transverse Ranges; Mount Pinos region]; Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit. Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Rub Comment
  RSA177816  Clarkia epilobioides Robert F. Thorne 1965-5-10 34500 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  UCR182385  Clarkia epilobioides R. G. Swinney 1998-5-9 6046 Los Angeles San Gabriel Mountains, Fern Canyon, a tributary of Fish Canyon, c. 600 m west of Fish Cyn stream bottom 351 Comment
  SEINET7042266  Clarkia purpurea A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA448283  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 366 Comment
  SBBG60335  Clarkia purpurea subsp. quadrivulnera M. N. Ackley -May-1922 745 Los Angeles Honolulu Acres 365 Comment
  RSA567179  Clarkia rhomboidea Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4001 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  UCR202426  Clarkia similis Peter L. Morrell, L. D. Gottlieb, Vera Ford 1996-4-10 489 Los Angeles San Gabriel Mtns., San Antonio Canyon, Mt. Baldy Rd., along edges of trail in Evey Canyon, trail begins beyon curve withn 200 m of entrance, just beyond large rock outcrop 720 Comment
  CAS-BOT-BC165513  Clarkia unguiculata Louis C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Canyon, Santa Monica Mts. 243 Comment
  RSA0044732  Clarkia unguiculata D. E. Bramlet, Jennifer Pareti 2008-4-14 4194 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  UCR23519  Clarkia unguiculata John C. Roos 1942-6-6 989 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  UCR190607  Claytonia R. G. Swinney 2000-6-19 7815 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA709622  Claytonia exigua subsp. exigua LeRoy Gross 2005-4-28 2128 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  CAS-BOT-BC439510  Claytonia parviflora subsp. parviflora Geo. B. Grant 1905-4-16 797 Los Angeles Pasadena Comment
  RSA466693  Claytonia parviflora subsp. parviflora Kenneth R. Montgomery, Thomas W. Strid 1973-4-14 73- 18 -C Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  RSA0113808  Claytonia parviflora subsp. viridis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7545 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
  UCR96142  Claytonia perfoliata B. G. Pitzer 1996-4-21 2711 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA466700  Claytonia perfoliata subsp. perfoliata T. S. Clare 1929-03 s.n. Los Angeles Topanga Canyon. Comment
  SBBG119294  Claytonia perfoliata subsp. perfoliata V. Soza with K. Hughes 1999-6-17 532 Los Angeles Chantry Flat, off USFS rd 2N41, W of water tank 701 Comment
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  CATA3198  Clematis ligusticifolia Julie L. King 2016-11-15 17 Los Angeles Santa Catalina Island: Upper Cottonwood Rd., where drainage crosses the road by the Mexican fan palm, about 1.15 road miles from junction with Blackjack Road 267 Comment
  RSA188368  Clematis ligusticifolia Robert F. Thorne, Percy C. Everett 1965-6-24 35032 a Los Angeles W slope of Orizaba Mountain, Santa Catalina Island. 244 Comment
  RSA526076  Cleome isomeris Steve Boyd 1990-4-6 4175 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called Jack. 152 Comment
  CAS-BOT-BC423198  Cleomella parviflora L. R. Abrams 1927-4-30 11750 Los Angeles West of Lancaster Comment
  SBBG94267  Clinopodium douglasii F. R. Fosberg 1931-4-28 4702 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UCR264878  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10664 Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  RSA0076347  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Abundant from Pine Flats to Islip, in the Chilao district, San Gabriel Mountains. (Pine Flats is now Charlton Flats; presumably Mt. Islip is what is referred to simply as 'Islip' - R.C.B.) 1646 Comment
  LA52026  Collinsia heterophylla Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0035071  Collinsia heterophylla Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Rd. to Silvernale Pl. 274 Comment
  RSA408281  Collinsia heterophylla Dorothy Davis 1922-05 s.n. Los Angeles Hills around San Fernando Valley Comment
  RSA0117338  Collinsia parryi Anstruther Davidson 1890-05 s.n. Los Angeles Arroyo, Pasadena. Comment
  UCR256577  Colutea arborescens Anuja Parikh, Nathan Gale 2011-7-7 3544 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  JEPS87557  Constancea nevinii S. Boyd, O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1995-8-29 Los Angeles San Clemente Island, bottom of Middle Ranch Canyon 53 Comment
  SBBG131948  Convolvulus arvensis S. A. Junak 2000-5-18 SCa 1303 Los Angeles NW-facing slope overlooking Parson's Landing 73 Comment
  RSA659446  Convolvulus arvensis Monica Acosta 1998-5-22 14 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  RSA735817  Convolvulus occidentalis Rosemarie Zimmermann 1961-6-8 123 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  JEPS47848  Convolvulus simulans A. Davidson 1914-5-1 2964 Los Angeles near Point Fermin; San Pedro Comment
  JEPS26185  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-9-27 14506 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  SJSU13529  Cordylanthus nevinii C. W. Sharsmith 1945-9-7 5464 Los Angeles N slope Mt Waterman, San Gabriel Mts 1676 Comment
  RSA659876  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1992-8-20 776 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1738 Comment
  SBBG68669  Cordylanthus rigidus subsp. setiger S. W. Hutchinson -Jun-1931 1291 Los Angeles Mint Cyn 304 Comment
  RSA630359  Coreopsis bigelovii L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  UCR162297  Coreopsis tinctoria Anuja Parikh, Nathan Gale 2004-6-3 2035 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  POM356125  Corethrogyne filaginifolia var. filaginifolia Geo. L. Moxley 1916-9-4 514 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  POM356142  Corethrogyne filaginifolia var. filaginifolia T. S. Clare 1930-10-19 s.n. Los Angeles Big Santa Anita Canyon Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  CAS-BOT-BC143495  Cotoneaster pannosus Jeannette L. Huber 1972-4-9 1219 Los Angeles On old Cobb estate, north end of Lake Avenue, Altadena Comment
  UCR210016  Cotula australis R. G. Swinney 2008-12-2 9912 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
  SBBG130570  Cotula australis S. A. Junak 2000-4-1 SCa 1155 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  SBBG128450  Cotula coronopifolia M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1778 Los Angeles open slope above Parson's Landing 213 Comment
  CATA434  Crassula connata Sara L. Crockett, Mark Elvin 1997-3-17 572 Los Angeles Santa Catalina Island: Top of SE-trending ridge, overlooking road 1.25 miles along Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  RSA639755  Crassula connata L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Vogel Flat, Big Tujunga Canyon. 556 Comment
  RSA763024  Crassula connata R. G. Swinney 2009-3-13 10109 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  UCR270928  Crassula connata R. G. Swinney 2011-5-26 14882 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  SEINET13729336  Crassula connata var. connata Unknown 1966-2-27 1040 Los Angeles Plants of California LOS ANGELES COUNTY Flowers rose; plants tufted, erect, mostly branched, 1 - 4 cm tall; abundant in dry rocky wash. COASTAL SAGE SCRUB VEGETATION: Wash outside of Rancho Santa Ana Botanic Garden, Claremont. Comment
  UC620092  Cressa truxillensis F. R. Fosberg 1931-5-16 S 4880 Los Angeles Santa Catalina Isl., Little Harbor 2 Comment
  OBI69268  Crocanthemum scoparium John Knapp, Denise Knapp 2003-4-13 25 Los Angeles Catalina Island. 3695769.992N x 370288.942E 104 Comment
  RSA155784  Crossosoma californicum P. H. Raven 1962-5-22 17842 Los Angeles Santa Catalina Island: Middle Ranch 213 Comment
  RSA3540  Crossosoma californicum C. B. Wolf 1932-5-9 3484 Los Angeles Santa Catalina Island. Along the trail in the left (east) fork of Pebbly Beach Canyon, 1/2 mile above the Mexican houses. 61 Comment
  SBBG30359  Crossosoma californicum R. N. Philbrick with M. L. Long 1968-2-23 B 68 -7 Los Angeles Little Fisherman Cove Comment
  RSA479353  Croton californicus Johnstone 1937-7-25 s.n. Los Angeles Angeles Crest Blvd. Comment
  SD69374  Croton setiger Robert F. Thorne 1966-9-14 36655 Los Angeles Santa Catalina Island, sandy disturbed area behind Ben Weston Beach 3 Comment
  UCR217341  Crypsis schoenoides David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  CAS-BOT-BC183857  Cryptantha circumscissa Timothy S. Ross; Steve Boyd 1994-5-10 7756 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 883 Comment
  RSA586980  Cryptantha circumscissa Orlando Mistretta 1992-5-8 316 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Creek Reservoir. 1159 Comment
  UCD166196  Cryptantha circumscissa Jack Major 1962-4-15 761 Los Angeles Desert near Pearblossom. (Exact location unkown. Coordinates estimated by label maker.) 930 Comment
  LA31587  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2061 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC24741  Cryptantha clevelandii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  SD142798  Cryptantha clevelandii Dawn Lawson 1997-3-8 Los Angeles Palos Verde Peninsula, Ocean Trails coastal bluff 14 Comment
  SEINET3152257  Cryptantha intermedia G. B. Grant 1901-1-1 238 Los Angeles Pasadena Comment
  UC153564  Cryptantha intermedia LeRoy Abrams 1902-6-10 2512 Los Angeles Playa del Rey Comment
  UC78696  Cryptantha intermedia T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UCR71155  Cryptantha intermedia Steve Boyd, L. Arnseth 1990-4-8 4290 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  JEPS18472  Cryptantha micromeres Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5876 Los Angeles slopes above Las Flores Canyon (1/4 mi. above U.S. Army Nike launching site, Santa Monica Mts.); Santa Monica Mts. 274 Comment
  LA31588  Cryptantha micromeres Peter H. Raven; 1959-5-2 14048 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  IRVC26373  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  POM3959  Cryptantha microstachys M. Hitchcock 1918-7-3 13 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA80736  Cryptantha microstachys F. W. Peirson 1919-2-12 172 Los Angeles Hills west of Arroyo Seco, near Pasadena 427 Comment
  SEINET12280868  Cryptantha muricata M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts Comment
  RSA0079383  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2010-5-19 5127 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
  RSA756625  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2008-4-17 2485 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA0103649  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15108 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA0079570  Cryptantha muricata var. muricata F. R. Fosberg 1931-11-7 832 Los Angeles Western Sierra Madre Mts. Ridge Route near Tumble Inn. 1100 Comment
  RSA0079619  Cryptantha muricata var. muricata C. Epling, Lincoln Ellison 1929-4-27 s.n. Los Angeles Santa Monica Mountains. Topango [Topanga] Canyon. Comment
  SBBG63843  Cryptantha nevadensis R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA756574  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-30 2563 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA0024546  Cryptantha wigginsii F. R. Fosberg 1931-5-21 4934 Los Angeles Santa Catalina Island, between Cherry Valley and Howland s Landing. 20 Comment
  PASA2336  Cupressus sempervirens Nora Serruirer Los Angeles Altadena Comment
  CAS-BOT-BC224487  Cuscuta californica John Thomas Howell 1931-6-6 6661 Los Angeles Big Tijunga [Tujunga] Wash Comment
  CHSC85559  Cuscuta californica var. californica John Dittes 2003-12-24 856 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts. On ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  SBBG30058  Cuscuta subinclusa I. W. Clokey, B. Templeton -Jul-1920 4590 Los Angeles Mandeville Cyn 200 Comment
  RSA782802  Cyclospermum leptophyllum A. C. Sanders, Dan S. Cooper 2010-8-5 38548 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR11365  Cyclospermum leptophyllum O. F. Clarke 1968-9-14 s.n. Los Angeles Los Angeles, 2921 S Sepulveda Blvd, near the interchange of the Santa Monica (I-10) and the San Diego (405) Fwy 39 Comment
  CAS-BOT-BC190268  Cynodon dactylon Geo. B. Grant 1904-5-10 s.n. Los Angeles Pasadena. Comment
  RSA682471  Cynodon dactylon R. E. Riefner 2003-8-17 3 -339 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Conant St. near intersection with Faculty Ave. 19 Comment
  UCR261790  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  CAS-BOT-BC114633  Cyperus eragrostis A. Davidson 1921-8-1 3454 Los Angeles Roadside near Bandini. Comment
  RSA138268  Cyperus eragrostis E. K. Balls 1960-6-9 24160 Los Angeles Grown in Botanic Garden, Claremont. 412 Comment
  UCR61245  Cyperus erythrorhizos R. G. Swinney 1989-10-28 1470 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Canyon Debris Basin 360 Comment
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Nov 5 2010
  UC57096  Cyperus esculentus Ernest Braunton Aug 1902 630 Los Angeles Cienega Swamp Comment
  RSA692814  Cystopteris fragilis Charlotte M. Hoak 1931-2-22 33 Los Angeles San Dimas Canyon Comment
  RSA0021438  Datura meteloides E. S. Spalding 1923-10-11 s.n. Los Angeles Roadside Comment
  RSA0039733  Datura meteloides Roxanne Smith 1991-5-14 29 Los Angeles Hills 0.4 mi. south-east of Golden Springs and Diamond Bar Blvd. Comment
  RSA657924  Datura wrightii J. Keeling 1980-6-1 39 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  UCR86830  Datura wrightii Scott D. White 1995-4-27 2953 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SBBG13349  Daucus pusillus E. R. Blakley 1962-6-10 5242 Los Angeles stone check dam halfway up cyn, halfway between Eel Pt and Seal Cove 53 Comment
  UC1587223  Daucus pusillus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-20 5339 Los Angeles w. side San Clemente Isl. (between Box and Horse Canyons) 484 Comment
  SD85067  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles San Clemente Island; China Point Comment
  UC1478697  Deinandra clementina Larry DeBuhr 1977-4-16 2563 Los Angeles bluffs around Little and Shark Harbours; Santa Catalina Island Comment
  JEPS30635  Deinandra fasciculata Peter H. Raven and Henry J. Thompson 1959-5-5 14113 Los Angeles 1 mi w Las Virgenes Rd. (Mulholland Hwy., Malibu Creek drainage); Santa Monica Mountains, Malibu Creek 274 Comment
  SBBG17744  Deinandra fasciculata P. H. Raven 1962-5-7 17576 Los Angeles Wilson Cove 45 Comment
  OBI56532  Deinandra fasciculata Tim Ross, Annette Ross 1991-6-3 5537 Los Angeles Elephant Hill: W Pomona. T1S R9W, W2/3 S 1/2 sec 26 (projected) Comment
  SEINET13387051 Image available Delairea odorata R. G. Swinney 2011-1 14081 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UCR241699  Delosperma Dan S. Cooper 2012-9-6 912- 76 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  UCSB50281  Delphinium cardinale Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve; 1 mile east on Stunt Road from Mulholland Hwy 274 Comment
  SD254691  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  UCR269928  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA679834  Delphinium parishii subsp. parishii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 893 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA729366  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2247 Comment
  CAS-BOT-BC7970  Delphinium parishii subsp. parishii John Thomas Howell 1930-5-12 4888 Los Angeles 2 miles north of Palmdale, Mojave Desert Comment
  RSA161121  Delphinium parryi Peter H. Raven 1962-5-22 17820 Los Angeles Santa Catalina Island, above Emerald Bay. 122 Comment
  CAS-BOT-BC26675  Delphinium parryi subsp. maritimum LeRoy Abrams 1901-4-1 1186 Los Angeles Ballona Harbor Comment
  LA200789  Delphinium parryi subsp. parryi Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  SBBG71774  Delphinium parryi subsp. parryi R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  RSA400036  Delphinium patens subsp. hepaticoideum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  RSA0030017  Delphinium patens subsp. montanum R. Carlson 1961-5-31 79 Los Angeles Glendora Mt. Rd., 3/4 way to Mt. Baldy. Comment
  RSA783872  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 -01 Los Angeles San Clemente Island. North of Stone. 450 Comment
  SD84842  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles Channel Islands, San Clemente Island Comment
  SD52978  Dendromecon harfordii Peter H. Raven 1962-5-20 17784 Los Angeles Santa Catalina Island; Airport Road on main ridge ca. 1.5 miles west of Middle Ranch turn-off. Comment
  UC592909  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles on slopes Black Jack Peak; Santa Catalina Island, Black Jack Mine 426 Comment
  CHSC3730  Dendromecon rigida Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  HSC16741  Dendromecon rigida C. S. Apperson 1967-6-28 Los Angeles 4 mi. up Sierra Pelona Rd. off of Bouquet Cyn. Rd. Comment
  LA200716  Dendromecon rigida Virginia Mars; 1951-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA0091340  Dendromecon rigida R. G. Swinney 2011-5-12 14691 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SBBG98080  Deschampsia danthonioides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5185 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  CAS-BOT-BC42986  Descurainia incisa subsp. incisa Cecil Hart 1927-4-30 s.n. Los Angeles Montebello. Comment
  SBBG72162  Descurainia pinnata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UCR187138  Descurainia pinnata A. C. Sanders 2006-5-16 32306 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  POM175491  Descurainia pinnata subsp. halictorum F. W. Peirson 1922-7-6 5329 Los Angeles Big Pines Camp 2088 Comment
  UC1126532  Dicentra chrysantha Jerome S. Horton 1935-7-9 203 Los Angeles San Gabriel and San Dimas Canyon Divide; Cucamonga Quad. 1325 Comment
  SEINET13203262 Image available Dichelostemma capitatum R. G. Swinney 2011-1 14617 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 (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  SEINET12044717  Dichelostemma capitatum J. A. Ewan 1932-1 7023 Los Angeles Faculty Hill, University of California campus Comment
  RSA376839  Dichelostemma capitatum subsp. capitatum Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  SD21220  Dichelostemma capitatum subsp. capitatum Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  RSA599351  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Morgan Canyon at Ferguson Motorway. 457 Comment
  RSA652065  Dichelostemma capitatum subsp. capitatum R. T. Hickernell 1948-5-9 2 Los Angeles mile W of San Dimas Dam. 304 Comment
  RSA652066  Dichelostemma capitatum subsp. capitatum Calvin Lohman 1948-5-20 sn Los Angeles 3.5 miles SW of San Dimas. 237 Comment
  SEINET3885750  Dichelostemma pulchellum Steve Boyd, L. Raz; Timothy S. Ross 1997-4-1 9473 Los Angeles Liebre MOUNTAINS REGION: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines.; 0 610 Comment
  PASA101  Diplacus longiflorus Loletta Hiebert Los Angeles Arroyo Seco Comment
  CAS-BOT-BC150862  Diplacus puniceus Herman Knoche 1919-6-25 Series A, No. 925 Los Angeles Avalon, Santa Catalina Island Comment
  RSA595128  Distichlis spicata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8566 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SBBG12195  Distichlis spicata P. H. Raven 1962-4-11 17257 Los Angeles beach W of Wall 2 6 Comment
  SBBG56838  Distichlis spicata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SEINET10564504  Distichlis spicata var. stricta LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles Playa del Rey, salt marsh. Comment
  RSA0091335  Dodecatheon redolens R. G. Swinney 2011-8-17 15634 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR24608  Drymocallis cuneifolia var. ewanii T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns, Lily Springs Comment
  RSA729411  Drymocallis glandulosa var. glandulosa R. G. Swinney 1998-10-3 6997 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
  RSA660262  Drymocallis glandulosa var. reflexa Orlando Mistretta, Peter L. Morrell 1992-6-4 491 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UC212611  Drymocallis lactea var. lactea I. M. Johnston 1917-8-22 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork 2133 Comment
  CATA2207  Dryopteris filix-mas Sara L. Crockett 1997-2-24 73 Los Angeles Santa Catalina Island: Sol Vista housing development, WSW of corner of Beacon and Lower Terrace Streets 21 Comment
  CAS-BOT-BC411385  Dudleya lanceolata LeRoy Abrams 1902-6-15 2546 Los Angeles Sepulveda Canyon, Santa Monica Comment
  RSA760702  Dysphania botrys R. G. Swinney 2008-9-10 9413 Los Angeles South Fork Big Rock Creek 1463 Comment
  UCD60820  Echinochloa crus-galli Peter H. Raven; Henry J. Thompson 1959-9-6 14404 Los Angeles Malibu Creek, Santa Monica Mountains. 12 Comment
  SBBG70207  Ehrendorferia ochroleuca M. N. Ackley -May-1927 360 Los Angeles Mulholland Drive 548 Comment
  UCR220347  Ehrharta longiflora D. E. Bramlet, Mike Ahmer 2005-4-14 3804 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, alongside (south) of East Skyline Dr., c. 1422 ft. east of Hacienda Blvd., adjacent to water tank and south of an ephemeral drainage 323 Comment
  RSA714798  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  UCD61527  Elymus elymoides A. A. Beetle 1942-6-25 3637 Los Angeles San Bernardino Mountain, 4 miles north of Big Pine Camp on Rt. 2. 1828 Comment
  UCR277074  Elymus elymoides R. G. Swinney 2011-6-7 15100 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
  RSA133840  Elymus glaucus H. J. Thompson 1959-5-31 2057 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  RSA597030  Elymus glaucus subsp. jepsonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3844 Los Angeles San Gabriel Mountains. Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip). 1884 Comment
  UCR272967  Elymus glaucus subsp. virescens R. G. Swinney 2011-7-29 15578 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  SBBG50379  Encelia californica R. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  SFV17287  Encelia californica J. N. Hogue 1998-3-3 101 .2 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  UC1518752  Encelia californica Robert F. Thorne 1973-4-12 42923 Los Angeles Horse Cove San Clemente Island, Horse Cove (s end of island) 4 Comment
  SEINET7845923 Image available Encelia californica J. H. Barber 1897-1-24 29 Los Angeles Santa Monica Forestry Station Comment
  UCR177454  Endolepis covillei LeRoy Gross 2005-5-19 2309 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  RSA230369  Epilobium angustifolium subsp. circumvagum Robert F. Thorne, M. Z. Thorne 1969-7-10 38349 Los Angeles San Gabriel Mountains, Angeles National Forest: E. Blue Ridge, Holiday Hill, 2460 Comment
  RSA250077  Epilobium brachycarpum Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42178 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Meadow, Big Pines 2088 Comment
  CAS-BOT-BC166203  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  RSA187703  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 36662 -a Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA609534  Epilobium canum subsp. canum Louis C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Mt. Wilson road below Henninger Flats. 671 Comment
  SD39459  Epilobium canum subsp. canum Edith A. Purer 1937-6-1 7265 A Los Angeles Hillside near Pasadena. Comment
  UC56485  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 717 Los Angeles Griffith Park Comment
  UCR128016  Epilobium canum subsp. canum Mark A. Elvin 2003-8-13 2981 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  CAS-BOT-BC171930  Epilobium canum subsp. latifolium F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson Ridge 1767 Comment
  UCR159903  Epilobium ciliatum Orlando Mistretta 1993-7-6 926 Los Angeles Transverse Ranges; San Gabriel Mountains, Buckhorn Canyon, near exit to Buckhorn Canyon Campground Comment
  RSA0106503  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-7-29 15570 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UC56106  Epilobium ciliatum subsp. ciliatum J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  SEINET9080240 Image available Epilobium ciliatum subsp. ciliatum C. F. Baker [s d ] 3662 Los Angeles San Antonio Canon. Claremont Comment
  RSA286788  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44761 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  POM308920  Epilobium glaberrimum subsp. glaberrimum Unspecified 1943-9-1 674 Los Angeles Near main check dam, Fern Canyon. San Dimas Experimental Forest. Comment
  UCR124645  Epipactis gigantea B. C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  RSA381714  Epipactis gigantea George R. Johnstone 1926-7-16 s.n. Los Angeles Los Pinos Canyon above San Gabriel Canyon. Comment
  RSA0051507  Epiphyllum Carol Haines 1964-5-18 s.n. Los Angeles Artique Road, Topanga, Santa Monica Mountains. 289 Comment
  RSA640898  Equisetum laevigatum L. C. Wheeler 1967-8-2 10292 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  JEPS60118  Equisetum telmateia subsp. braunii Louis C. Wheeler 1933-10-7 2164 Los Angeles Liveoak Canyon; San Gabriel Mts. Comment
  SBBG47494  Equisetum telmateia subsp. braunii M. B. Dunkle 1928-5-20 1964 a Los Angeles Middle Ranch Gorge 91 Comment
  LA210782  Equisetum telmateia subsp. braunii Arthur C. Gibson; 2004-3-10 5010 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, along nature trail in bottom of canyon. 146 Comment
  UC1180504  Eranthemum pulchellum H. W. Shepherd 1940-6-15 Los Angeles At Del Amo nursery; Compton, California Comment
  SEINET7040195  Eremalche exilis A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  RSA620157  Eremocarpus setiger L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  UCSB23330  Eriastrum densifolium subsp. austromontanum McPherson, J. 1966-5-24 Los Angeles Santa Clara River bed, about 0.75 mi. west of Saugus on Saugus-Castaic Road 304 Comment
  RSA0106900  Eriastrum densifolium subsp. elongatum W. Wisura, John Dolan 1990-6-19 4451 Los Angeles San Francisquito Canyon, 1.8 mi fr Seco Canyon Rd. Comment
  SBBG5829  Eriastrum pluriflorum H. and M. Dearing 1940-4-29 4251 Los Angeles Mint Cyn near Palmdale Comment
  RSA0122868  Eriastrum sapphirinum subsp. brevibracteatum Naomi Fraga, Taryn Williams 2005-6-23 1631 Los Angeles Along Little Rock Creek Road (FS Road 5N04). Comment
  RSA0110975  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-06 3666 Los Angeles Palmdale Comment
  RSA0121304  Eriastrum sapphirinum subsp. dasyanthum Valerie L. Soza, LeRoy J. Gross 2001-5-9 1196 a Los Angeles Verdugo Mountains region: Southern San Rafael Hills: South of mouth of Scholl Canyon. West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  CAS-BOT-BC514983  Eriastrum sapphirinum subsp. dasyanthum C. B. Wolf 1931-7-2 2262 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando 335 Comment
  CAS-BOT-BC514992  Eriastrum sapphirinum subsp. dasyanthum Clare B. Hardham 1958-6-14 3685 Los Angeles Chatsworth Hills Comment
  CAS-BOT-BC515038  Eriastrum sapphirinum subsp. sapphirinum Ella Dales Cantelow 1933-7-3 397 Los Angeles San Dimas Canyon Comment
  RSA0050327  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns.: Santa Clarita, Bee Canyon just north of Soledad Canyon Road. SE of Hwy 14, west side of wash. 537 Comment
  UCD166195  Ericameria linearifolia Jack Major 1962-4-15 760 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  SFV16470  Ericameria nauseosa P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  CAS-BOT-BC298189  Ericameria nauseosa var. oreophila Ernest C. Twisselmann 1970-9-8 17491 Los Angeles Mojave Desert: Antelope Valley: Highway 14 at Avenue B 731 Comment
  RSA16815  Ericameria parishii C. B. Wolf 1931-10-20 2296 Los Angeles Just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  UCR143333  Ericameria parishii Chris Henne 1946-10-18 s.n. Los Angeles San Gabriel Mtns., Chilao spur off Angeles Crest Highway 1646 Comment
  UC934019  Ericameria parishii var. parishii H. L. Cogswell 1951-9-1 122 Los Angeles 0.75 mi e Big Dalton Dam (Keril Canyon-Lodi Canyon divide, e edge of Plot 1); San Gabriel Mts., Keril Canyon, Lodi Canyon 883 Comment
  LA103568  Ericameria pinifolia Barry A. Prigge; 1986-3-29 7161 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  RSA653524  Ericameria pinifolia LeRoy Gross, Valerie L. Soza, Neil Gilbert 2000-10-18 285 Los Angeles Verdugo Mountains: Verdugo Mountainway west of Hostetter Mountainway. 914 Comment
  RSA775958  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2010-6-17 5335 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCSB27637  Ericameria pinifolia Lavinger, S. 1975-12-1 Los Angeles Lake Hughes Road .2 miles north of Prospect Campground 762 Comment
  SBBG63071  Erigeron bonariensis M. N. Ackley -Nov-1927 176 Los Angeles Eagle Rock 182 Comment
  UCR179702  Erigeron breweri R. G. Swinney, Dave Larson 1996-7-17 5131 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA838  Erigeron foliosus J. T. Howell 1928-6-29 998 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  CATA1227  Erigeron foliosus var. foliosus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2293 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CHSC26418  Eriodictyon crassifolium K. Tan 1965-4-26 15 Los Angeles Santa Monica Mtns. 304 Comment
  RSA454987  Eriodictyon crassifolium L. E. Hoffman 1930-5-8 s.n. Los Angeles River wash, Sunland Comment
  RSA785822  Eriodictyon crassifolium K. Dobry 1991-4-4 415 Los Angeles San Gabriel Mts. at Upper Elsmere Cyn. Comment
  CAS-BOT-BC189195  Eriodictyon crassifolium var. nigrescens Ernest Braunton 1902-5-5 293 Los Angeles Glendora Comment
  RSA0080762  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-12 12730 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA455009  Eriodictyon crassifolium var. nigrescens Martha Hilend 1928-4-27 s.n. Los Angeles 8 miles west of Elizabeth Lake. Comment
  RSA596893  Eriodictyon crassifolium var. nigrescens Tim S. Ross, J. Mark Porter 1995-5-4 8511 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA657198  Eriodictyon crassifolium var. nigrescens Joseph M. Keefe 2001-1-19 30972 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  RSA77239  Eriodictyon crassifolium var. nigrescens F. W. Peirson 1918-5-19 171 Los Angeles north of Dawn Station on trail to Dawn Mine, Millards Canyon Comment
  SEINET4344733  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-4-21 1752 Los Angeles San Gabriel Mountains, summit of Johnstone Peak Comment
  SFV21789  Eriodictyon crassifolium var. nigrescens L. K. Grossnickle, K. Grossnickle 2010-5-2 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, wash of Amargosa Creek at end of Whiteash Drive. 820 Comment
  SFV16681  Eriodictyon parryi P. Wilson, J. M. Albert 1996-6-12 3445 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  UCSB51841  Eriodictyon parryi Hodgson, John 1928-08 Los Angeles Peace Valley 914 Comment
  CAS-BOT-BC222692  Eriodictyon trichocalyx Javier Penalosa 1961-5-21 1524 Los Angeles San Gabriel Canyon Comment
  RSA712712  Eriodictyon trichocalyx A. C. Sanders 2003-3-14 25760 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 freeway east of the San Gabriel River channel. 159 Comment
  UCR206421  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  UCR259595  Eriodictyon trichocalyx R. G. Swinney 2010-9-7 13697 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC517517  Eriogonum angulosum John Thomas Howell 1930-5-12 4883 Los Angeles 3 mi s Palmdale Comment
  RSA506846  Eriogonum baileyi var. baileyi James L. Reveal, Barbara J. Ertter 1976-6-28 4553 Los Angeles San Gabriel Mountains: Angeles Forest Highway (CA Hwy N-3) in Kentucky Canyon, 4.0 miles S of CA Hwy 14 and 3.3 miles N of the Aliso Canyon Road. 1067 Comment
  RSA66044  Eriogonum baileyi var. baileyi Joseph A. Ewan, A. N. Dunn 1923-7-23 7824 Los Angeles San Gabriel Mountains: Tujunga Creek at Wickiup Canyon Junction 976 Comment
  RSA196986  Eriogonum cinereum Noel Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu, along steep road cut. Comment
  UCR217692  Eriogonum cinereum A. C. Sanders, Dan S. Cooper 2010-8-5 38559 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA252952  Eriogonum cithariforme var. agninum Robert F. Thorne, Gary D. Wallace 1973-4-24 43426 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  UCR147299  Eriogonum cithariforme var. agninum Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  UC1595359  Eriogonum davidsonii Tim Ross, Steve Boyd 1990-6-18 3460 Los Angeles northerly draw draining to Jackson Lake Jackson Lake; San Gabriel Mtns., Camp Verdugo Pines and vicinity, Mescal C 1877 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
  RSA766330  Eriogonum davidsonii Joseph A. Ewan 1929-7-11 1528 Los Angeles Trail from Mt. Lowe to Switzers Camp. San Gabriel Mts. 1220 Comment
  UCR242042  Eriogonum elongatum Dan S. Cooper 2012-7-24 712- 33 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  SBBG62019  Eriogonum elongatum var. elongatum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA0115969  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-8-11 13504 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR223658  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11153 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA0062690  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-8-16 13558 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA393408  Eriogonum fasciculatum var. foliolosum C. R. Parks 1963-2-9 126 Los Angeles San Gabriel Mountains: near Hoegees Campground on Winter Creek, above Chantry Flats in Santa Anita Canyon; north of Arcadia 1067 Comment
  RSA754144  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1836 Los Angeles San Gabriel River near Rincon Ranger Station 450 Comment
  RSA529191  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1991-7-24 5639 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  UC1032079  Eriogonum fasciculatum var. polifolium A. Simontacchi 1935-5-26 43 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  UCR200007  Eriogonum fasciculatum var. polifolium Valerie Soza, Mariam Sidibeh 2003-3-26 1619 A Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  RSA0127575  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-18 10092 Los Angeles W side of ridge, SE of Yerba Buena Spring, Gold Creek. 1250 Comment
  SD114056  Eriogonum giganteum Darley F. Howe 1953-4-2 2433 Los Angeles Wain Canyon, Santa Catalina Island Comment
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Jun 10 2014
  SBBG113970  Eriogonum giganteum var. formosum R. Moran 1958-9-16 6843 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  CATA38  Eriogonum giganteum var. giganteum USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 20 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  SD85199  Eriogonum giganteum var. giganteum E. R. Blakley 1962-10-3 5375 Los Angeles Common, sun, rocky clay soil, banks around Wrigley Reservoir, summit of island road. Santa Catalina Island 424 Comment
  JEPS97055  Eriogonum gracile Ralph Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA243814  Eriogonum grande var. grande F. R. Fosberg 1931-7-15 S 5420 Los Angeles Isthmus, Santa Catalina Island. 10 Comment
  SBBG12766  Eriogonum grande var. grande E. R. Blakley 1962-10-4 5406 Los Angeles SE side of the Isthmus Cove 6 Comment
  UCR210200  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns., junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. south of Big Rock Creek Rd. 1634 Comment
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Oct 23 2020
  UCR209965  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-7-15 9231 Los Angeles San Gabriel Mtns., Cloutburst Summit, north of Hwy 2 and west of Winston Peak trail 2140 Comment
  POM156507  Eriogonum nudum var. pauciflorum L. R. Abrams 1902-7-11 2666 Los Angeles Coldwater Canyon, San Antonio Mountains. Comment
  JEPS56545  Eriogonum palmerianum Ralph Hoffmann 1927-9-23 2689 Los Angeles Palmdale Comment
  RSA393065  Eriogonum parvifolium var. parvifolium Tom Burch 1940-3-9 4020 -6 Los Angeles Redondo Beach. Near sea level. 0 Comment
  RSA393066  Eriogonum parvifolium var. parvifolium Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  CAS-BOT-BC258230  Eriogonum pusillum Timothy S. Ross; J. Mark Porter 1994-5-1 7585 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA587206  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 1995-5-2 1661 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  SBBG64256  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA424897  Eriogonum saxatile L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, Angeles National Forest, [San Gabriel Mountains]. 3049 Comment
  RSA628587  Eriogonum saxatile Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 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
  UC6447  Eriogonum saxatile J. H. Barber 1897-7-11 254 Los Angeles Mt. Gleason summit Mt. Gleason Comment
  UCR209949  Eriogonum saxatile R. G. Swinney 2008-7-15 9224 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR270253  Eriogonum saxatile R. G. Swinney 2011-10-10 15736 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA228850  Eriogonum saxatile Robert F. Thorne 1971-6-26 39998 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  UCR141814  Eriogonum umbellatum var. bahiiforme June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  UCR124687  Eriogonum umbellatum var. munzii B. C. Templeton 1932-8-27 5111 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA226988  Eriogonum umbellatum var. subaridum Robert F. Thorne 1971-8-25 41238 Los Angeles below summit of Mt. Hawkins 2652 Comment
  CAS-BOT-BC265004  Eriogonum wrightii var. subscaposum I. M. Johnston 1917-7-30 1581 Los Angeles Cucamonga Pk. 2712 Comment
  UCR223564  Eriophyllum confertiflorum R. G. Swinney 2009-6-2 10989 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA209915  Eriophyllum confertiflorum var. confertiflorum Harlan Lewis; 1940-2-4 1058 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA563499  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Walter Appleby 1993-5-13 7110 Los Angeles Western San Gabriel Mtns: May Canyon Saddle, San Fernando 1115 Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  POM358090  Eriophyllum nevinii House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island, canyon sides Comment
  RSA535729  Eriophyllum nevinii Timothy S. Ross 1991-5-23 5477 Los Angeles San Clemente Island: mouth of Tota Canyon, middle of island, eastern escarpment. 5 Comment
  JEPS5362  Eriophyllum pringlei F. W. Peirson 1921-5-19 1386 Los Angeles San Gabriel Mts., Little Rock Creek 1036 Comment
  SD41966  Eriophyllum pringlei Darley F. Howe 1947-5-5 1539 Los Angeles Palmdale Comment
  UCR41706  Erodium botrys G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR213416  Erodium brachycarpum A. C. Sanders, Dan S. Cooper 2010-3-12 37337 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCSB3541  Erodium cicutarium Beach, Kay 1957-1 Los Angeles San Dimas Exp. Forest; Volfe Canyon crossing of 2100 trail Comment
  UC1215133  Erodium moschatum Peter H. Raven 1962-4-9 17135 Los Angeles Wilson Cove, near barracks San Clemente Island 60 Comment
  RSA652313  Erodium moschatum Guy C. Black 1948-4-23 s.n. Los Angeles Found 4 miles west of Covina. 229 Comment
  UC284273  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles e coast San Clemente Island Comment
  SDSU2403  Erysimum capitatum A. H. Gallup 1949-3-16 332 Los Angeles The Wash , Claremont. 366 Comment
  RSA530313  Erysimum capitatum var. capitatum Dolores Bullock 1931-7-10 16034 Los Angeles Griffith Park. Comment
  RSA433652  Eschscholzia californica Katherine Brandegee 1916-5-17 s.n. Los Angeles Santa Catalina Island. Comment
  SEINET12088261  Eschscholzia californica I. W. Clokey 1942-1 5973 Los Angeles West Arcadia 250 Comment
  UCD95341  Eschscholzia californica R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  UCR222840  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10757 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
  LA34240  Eucalyptus globulus Peter H. Raven; 2013-6-29 13733 Los Angeles Santa Monica Mountains, near planted grove, Elysian Park 198 Comment
  UC2015607  Eucalyptus polyanthemos Tim Ross, Janet Takara, Stacey Otte 1993-4-24 6964 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, lower Bouchette Canyon, ca 545 m W of Johnsons Landing, at an old Boy Scout camp; Comment
  RSA661008  Eucalyptus sideroxylon LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Vedugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  POM49293  Eucrypta chrysanthemifolia L. W. Nuttall 1920-5-22 s.n. Los Angeles Santa Catalina Island. Rock Spring canyon. Comment
  RSA549583  Eucrypta chrysanthemifolia Tim S. Ross 1991-3-10 4217 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  RSA562936  Eucrypta chrysanthemifolia var. chrysanthemifolia D. Charlton 1991-7-5 5512 Los Angeles Elizabeth Canyon Rd. bridge near Warm Spring Canyon. 396 Comment
  UC24016  Eucrypta chrysanthemifolia var. chrysanthemifolia J. H. Barber 1897-2-24 45 Los Angeles Santa Monica Experimental Station Comment
  UC457260  Eucrypta chrysanthemifolia var. chrysanthemifolia Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  UCR258942  Eulobus californicus R. G. Swinney 2010-5-11 12688 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
  UCR167544  Euphorbia albomarginata S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  UCR270013  Euphorbia albomarginata R. G. Swinney 2010-6-1 13101 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCR205731  Euphorbia maculata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37015 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
  SD245361  Euphorbia peplus Robert F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Foothills of the San Gabriel Mts. Flat area near mouth of Cobal Canyon, few miles N. of Claremont. Comment
  RSA515349  Euphorbia terracina A. C. Sanders 1987-12-4 7584 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA596467  Euthamia occidentalis Lauren Raz, Steve Boyd 1996-10-23 005 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UCR154144  Festuca microstachys A. C. Sanders 2005-5-11 30169 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
  RSA0091139  Festuca octoflora R. G. Swinney 2011-5-24 14828 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  UCR167531  Festuca octoflora Scott D. White, Brian Leatherman 2005-3-18 10803 B Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  SBBG130715  Festuca perennis S. A. Junak 2000-5-6 SCa 1266 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  CAS-BOT-BC487553  Ficus microcarpa R. E. Riefner, Jr. 2014-7-27 14 -260 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, nar docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  UCR138704  Filago californica L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  UCR152894  Filago californica A. C. Sanders, Helen Kennedy 2005-4-13 29417 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR155619  Filago californica A. C. Sanders, T. B. Salvato 2005-4-26 29699 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 671 Comment
  UCR260020  Filago californica R. G. Swinney 2010-3-30 12110 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
  RSA232664  Foeniculum vulgare Larry E. DeBuhr, Gary Wallace 1972-9-2 685 Los Angeles San Clemente Island, at the barracks area at Wilson Cove. Comment
  SD38876  Foeniculum vulgare Edith A. Purer 1931-5-21 Los Angeles Puente Comment
Read comments
Jul 11 2010
  CAS-BOT-BC53323  Frangula californica subsp. cuspidata W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  CAS-BOT-BC217359  Frasera neglecta Robert F. Thorne 1969-7-2 38256 Los Angeles Upper Chilao Campground, Angeles National Foerst, San Gabriel Mountains 1615 Comment
  RSA0135518  Frasera neglecta Janell Cassianni 2007-06 5 Los Angeles Chilao / Horse Flats. Comment
  RSA464915  Fraxinus dipetala L. E. Hoffman 1928-7-8 s.n. Los Angeles Oak Canyon, eask fork of San Gabriel River. Comment
  RSA0091976  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2011-11-1 15949 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA230744  Fremontodendron californicum subsp. californicum Robert F. Thorne, M. Z. Thorne 1969-7-9 38478 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA247301  Fritillaria biflora Gary D. Wallace, D. H. Wilken 1966-3-18 148 Los Angeles Highway 23, S of Lake Elanor, Santa Monica Mountains. 305 Comment
  POM3369  Funastrum cynanchoides var. hartwegii I. M. Johnston 1918-5-15 s.n. Los Angeles Claremont. [Campus by Harwood Hall.] 366 Comment
  CAS-BOT-BC304323  Galinsoga parviflora F. W. Peirson 1931-4-11 9375 Los Angeles 1077 New York Ave, Altadena Comment
  UCD132355  Galinsoga parviflora Annetta M. Carter 1933-12-20 420 Los Angeles Residence of Mrs. N.C. Carter, Sierra Madre. Comment
  POM367615  Galium T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA600174  Galium andrewsii subsp. andrewsii Steve D. Boyd, Lauren Raz 1997-5-1 9666 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA579337  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8301 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  LA208318  Galium angustifolium J. Sauer; R. Gibson 1971-5-1 4901 Los Angeles Piru Creek, Bailey Flats, site of the future Pyramid Reservoir Comment
  UC2026513  Galium angustifolium Louis C. Wheeler 1967-7-15 10070 Los Angeles SAN GABRIEL MOUNTAINS: SW side Mt. Waterman. Comment
  UCD121579  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed: hills west of San Martinez Grande Canyon, north of Hwy. 126, Newhall Ranch. 366 Comment
  LA50686  Galium angustifolium subsp. angustifolium Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG41329  Galium angustifolium subsp. angustifolium M. R. Benedict 1970-6-27 Los Angeles upper slope of lower Cape Cyn about 1.5 mi above Middle Cyn Comment
  CAS-BOT-BC223045  Galium angustifolium subsp. gabrielense Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3771 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  RSA0089852  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  RSA526558  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4243 B Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UCR205217  Galium aparine R. G. Swinney 2006-6-18 8537 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  RSA637485  Galium californicum subsp. flaccidum Valerie L. Soza, LeRoy Gross 1999-7-15 621 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  CAS-BOT-BC217466  Galium catalinense Reid Moran 1941-2-23 606 Los Angeles South of Johnson's Valley, Santa Catalina Island 200 Comment
  SBBG131442  Galium catalinense subsp. acrispum S. A. Junak 1996-4-10 SCI 280 Los Angeles just N of first large cyn S of Triangulation Pt "Jack", on E edge of terrace 237 Comment
  UCD121754  Galium catalinense subsp. catalinense Robert F. Thorne; P. C. Everett 1964-2-6 33299 Los Angeles Above Fourth of July Cove, Santa Catalina Island. 30 Comment
  SBBG119263  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1056 Los Angeles N of Mt Bliss, Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct of Van Tassel Truck Trail and Van Tassel Rd (FS Rd 1N36A); T1N R10W SW/4, NE/4 S8 1082 Comment
  UC1929779  Galium grande Valerie Soza, Bill Hogshead 2003-5-6 1649 a Los Angeles Transverse Ranges; San Gabriel Mountains region; Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  JEPS114008  Galium johnstonii Timothy S. Ross 1992-7-17 6724 Los Angeles San Gabriel Mountains: ca 300 m W of the summit of Condor Peak. Comment
  RSA0014589  Galium johnstonii Orlando Mistretta, Christine Mistretta 2011-6-18 5711 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  UC1584878  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5659 A Los Angeles Granite Mountain San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1950 Comment
  RSA534052  Galvezia speciosa Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5272 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage. 305 Comment
  UC1922368  Gamochaeta pensylvanica Valerie Soza, Bill Hogshead 2003-4-23 1639 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  SBBG39629  Gamochaeta ustulata E. R. Blakley 1963-4-10 5578 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC186352  Garrya flavescens Ralph Hoffmann 1929-9-10 s.n. Los Angeles Trail to Tahquitz Pk, San Jacinto Mts. 2133 Comment
  UC56686  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  UCR145945  Garrya veatchii Orlando Mistretta 1995-6-23 1825 Los Angeles San Gabriel Mountains, Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  RSA0113756  Gastridium Steven A. Junak 1999-5-20 SCa- 932 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons. On S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  SBBG131775  Gastridium phleoides S. A. Junak 1999-5-20 SCa 932 Los Angeles ridge between Cottonwood and Escondido Cyn, on S side of Cottonwood-Blackjack Rd, ca. 0.6 mi up from reservoir 256 Comment
  SBBG133658  Gastridium phleoides F. R. Fosberg 1931-4-22 4677 Los Angeles Eagles Nest, Middle Ranch Cyn 200 Comment
  SD264704  Gastridium phleoides Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1568 Los Angeles UTM in supplement. Santa Catallina Island. Just E of Airport, N of Airport Road. 445 Comment
  CDA5142  Gaura coccinea var. parvifolia E. Johnson 1939-8-1 Los Angeles Pomona. South Garey St. 0 Comment
Read comments
Aug 20 2010
  RSA772203  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA229036  Gayophytum decipiens Robert F. Thorne, C. W. Tilforth 1971-6-30 40778 Los Angeles San Gabriel Mountains, Angeles National Forest: Pinyon Flats 1.6 miles below Alder Saddle along dry branch of S fork of Little Rock Creek 1585 Comment
  RSA0098617  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14981 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA0107659  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-23 15299 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  UCR256605  Gayophytum racemosum Anuja Parikh, Nathan Gale 2011-7-6 3542 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 4.0 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy Comment
  UCR126661  Gazania linearis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26222 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  CATA3524  Genista monspessulana Benjamin J. Dion, Robbie Gould 2018-3-12 005 Los Angeles Santa Catalina Island: Interior; about 5 meters north of Big Field Rd in the southeastern section of Big Field in the Hayfields watershed 225 Comment
  RSA390991  Geranium carolinianum Anstruther Davidson 1900-09 s.n. Los Angeles Brewery, E Main St. Comment
  RSA442303  Geranium pusillum Anstruther Davidson 2874 Los Angeles Sawtelle, Comment
  UCR184367  Gilia A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA639035B  Gilia R. F. Thorne 1973-5-11 43524 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  UC311255  Gilia achilleifolia subsp. achilleifolia Philip A. Munz 1926-4-4 10017 Los Angeles 2 mi n Saugus; n of Saugus Comment
  RSA72318  Gilia aliquanta subsp. aliquanta F. W. Peirson 1926-5-8 6730 Los Angeles Road to Los Angeles County playgrounds about 1/4 mile from Rock Creek north slope of San Gabriel Mtns. 1250 Comment
  CAS-BOT-BC248285  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  SD114205  Gilia angelensis Darley F. Howe 1953-5-2 2275 Los Angeles Wain Canyon, Santa Catalina Island. Comment
  UC880096  Gilia angelensis F. R. Fosberg 1931-3-25 S 4365 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 120 Comment
  UC909021  Gilia angelensis Herbert L. Mason 1926-4-26 2955 Los Angeles 4 mi w Saugus; w of Saugus Comment
  RSA0106339  Gilia angelensis Lyman Benson 1945-4-14 11674 Los Angeles Claremont. 350 Comment
  RSA469717  Gilia austrooccidentalis T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  UCR280902  Gilia cana R. G. Swinney 2014-4-23 16177 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
  RSA470178  Gilia cana subsp. cana Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  SEINET4044464  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 213 Comment
  UCR145946  Gilia capitata Orlando Mistretta 1995-6-23 1835 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Lookout Mt. Trail; Orobanche valida survey 1921 Comment
  UCR276892  Gilia capitata R. G. Swinney 2011-5-16 14736 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  POM96943  Gilia capitata subsp. abrotanifolia P. A. Munz 1925-4-23 9409 Los Angeles San Gabriel Canyon. 305 Comment
  RSA470244  Gilia capitata subsp. abrotanifolia James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  POM8769  Gilia capitata subsp. abrotanifolia P. A. Munz 1920-3-13 3308 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
  UC23743  Gilia capitata subsp. abrotanifolia J. Burtt Davy May 9 1896-May 24 1896 2307 Los Angeles foothills at Llano Verde (W Palmdale, Antelope Valley); Antelope Valley, foothills at Llano Verde Comment
  UCR189672  Gilia diegensis R. G. Swinney 1998-7-8 6304 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  LA88524  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1108 Los Angeles Little Rock-Valyermo Area, Southern Antelope Valley 914 Comment
  RSA469412  Gilia latiflora subsp. davyi Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  RSA311306  Gilia latiflora subsp. latiflora R. F. Thorne, Gary D. Wallace 1973-4-25 43364 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA252933  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1973-4-20 43030 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  UC908497  Gilia minor Herbert L. Mason 1926-4-26 2995 Los Angeles 1 mi e Palmdale (Mohave Desert); , e of Palmdale Comment
  UCR89941  Gilia minor Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  SEINET3163603  Gilia multicaulis L. Abrams 1903-4-10 3245 Los Angeles near Inglewood 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
  SD51882  Gilia nevinii Peter H. Raven 1962-4-9 17166 Los Angeles San Clemente Island. Side of small arroyo in rocky grassland above Wilson cove. 60 Comment
  RSA0095193  Gilia ochroleuca Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake region. 975 Comment
  CAS-BOT-BC407853  Gilia ochroleuca subsp. ochroleuca Robert F. Thorne; G. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4 mile N of Bob's Gap, 3.5 mile S of Llano, N slope of Holcomb Ridge 1188 Comment
  RSA0017176  Gilia ochroleuca subsp. vivida W. Wisura 1977-6-17 3676 Los Angeles Big Pine to Blue Ridge trail. Comment
  UCR114209  Gilia splendens A. C. Sanders, D. Malueg 1998-6-24 22081 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCD117958  Gilia tricolor Geoffrey Levin 1974-4-22 23 Los Angeles Blanchard Park wash, Pomona College, Claremont; alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  SD87809  Githopsis diffusa subsp. diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Trail, 1.5 miles below Sturdevant's Camp. 1064 Comment
  UCSB33235  Glebionis coronaria Partsch, M. 1977-5-7 Los Angeles In vacant lot on 182nd St. just off Hawthorne Blvd. in Torrance 30 Comment
  SBBG8230  Glyptopleura setulosa H. and M. Dearing 1933-4-9 2380 Los Angeles Little Rock Cyn Comment
  RSA0001209  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  NY43167  Gnaphalium californicum J. B. Walker 1995-6-6 1436 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  SEINET269290  Gnaphalium californicum Scott D. White, Chet McGaugh 1995-5-9 3001 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  POM358792  Gnaphalium californicum Donald R. Bissing 1973-5-4 53 Los Angeles Evey Canyon, San Gabriel Mountains. 755 Comment
  RSA188087  Gnaphalium chilense R. F. Thorne 1966-4-29 36317 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  UCR205528  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36910 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  LA204724  Grayia spinosa Carl Clawson Epling; 1925-3-11 8216 Los Angeles Palmdale Comment
  RSA244371  Grayia spinosa C. W. Tilforth, John Dourley 1973-5-24 818 Los Angeles Bob s Gap, c. 2 mi. ENE of Valyermo Comment
  RSA729349  Grayia spinosa R. G. Swinney 1999-5-1 7099 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  SBBG89129  Grayia spinosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7774 Los Angeles near Quartz Hill in Lancaster, S of Ave. L at 37th St. West 746 Comment
  UC57037  Grayia spinosa H. M. Hall Apr. 1902 3036 Los Angeles Antelope Valley, Little Rock Creek 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
  UCR117563  Grindelia camporum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23268 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 854 Comment
  SBBG8277  Grindelia hirsutula R. Hoffmann 1927-7-14 Los Angeles Elizabeth Lake Comment
  RSA549191  Guillenia lasiophylla Timothy S. Ross, Peter Fritsch 1990-6-20 3675 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA0041772  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2786 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir. 435 Comment
  SBBG113115  Harpagonella palmeri S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 255 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  SD264792  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 Sca 631 Los Angeles UTM in supplement. Santa Catalina Island: S of road to East Peak, on ridge WSW of Peak 1245, ca. 0.95 air miles SNW of East Peak. 328 Comment
  CAS-BOT-BC308531  Hazardia cana Steven A. Junak 1996-10-1 693 Los Angeles Middle portion of Horse Canyon, ca. 1.2 miles SW of Thirst Peak, San Clemente Island 371 Comment
  SDSU2667  Hazardia squarrosa R. M. Beauchamp 1967-3-20 380 Los Angeles Above Abalone Point, south of Avalon; Santa Catalina Island. Comment
  RSA14705  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles Mulholland Hwy 1.6 miles W of Decker Road 305 Comment
  RSA0116460  Hedera helix R. G. Swinney 2011-9-22 15677 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  SFV13210  Helenium bigelovii W. M. Perry Oct 1980 130 Los Angeles San Gabriel Mountains Mount Baldy. 1524 Comment
  SFV7060  Helenium puberulum T. Gordon, L. R. Ballou, M. H. Grayum, D. L. Koutnik 1974-10-11 761 Los Angeles Santa Susana Mountains Browns Canyon. 457 Comment
  RSA596458  Helianthemum scoparium R. G. Swinney 1989-7-14 s.n. Los Angeles in and near the city of Glendora N terminus of Glencoe Heights road 354 Comment
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Apr 11 2010
  CAS-BOT-BC305414  Helianthus annuus Ernest C. Twisselmann 1970-9-8 17476 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  UC32263  Helianthus annuus J. Burtt Davy Oct 1896 2849 Los Angeles Pomona Comment
  CAS-BOT-BC305430  Helianthus annuus W. R. Dudley 1907-11-18 s.n. Los Angeles Monrovia Canon [Canyon] (near Monrovia) Comment
  RSA486472  Helianthus annuus subsp. lenticularis Richard Noyes 1988-7-30 596 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  RSA60248  Helianthus annuus var. lenticularis E. K. Balls 1950-3-28 14449 Los Angeles Slopes by road, Sunland. 442 Comment
  LA32030  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  UCR142902  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-7-6 892 Los Angeles San Gabriel Mtns., road along west side of San Antonio Canyon, north of Claremont 1220 Comment
  RSA522291  Heliotropium amplexicaule Steve Boyd 1990-2-3 3824 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  UCR240000  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SBBG131913  Heliotropium curassavicum S. A. Junak 2000-6-29 SCa 1353 Los Angeles E side of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 292 Comment
  POM3870  Heliotropium curassavicum var. oculatum M. Johnson 1890-8-1 s.n. Los Angeles Alhambra Comment
  SBBG31127  Helminthotheca echioides R. F. Thorne 1966-5-31 36450 Los Angeles isthmus, rd back of Little Harbor 4 Comment
  RSA659827  Hemizonia clementina Orlando Mistretta, Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 122 Los Angeles San Clemente Island. Comment
  UCR209684  Hemizonia fasciculata Dan S. Cooper 2009-7-22 709- 37 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, base of Fern Canyon 159 Comment
  RSA94189  Hemizonia fasciculata F. W. Peirson s.n. Los Angeles Playa del Rey. Comment
  LA47634  Hesperocyparis goveniana Henry J. Thompson; 1959-3-27 1898 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 609 Comment
  CAS-BOT-BC143685  Heteromeles arbutifolia L. R. Abrams; I. L. Wiggins 1931-7-4 331 Los Angeles White's Landing, Santa Catalina Island Comment
  SD146169  Heteromeles arbutifolia Andy C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23273 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Canyon watersheds 609 Comment
  CAS-BOT-BC318857  Heterotheca grandiflora S. B. Parish; W. F. Parish 1881-10-1 177 a Los Angeles Santa Monica Comment
  JEPS20375  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  UCR213415  Heterotheca grandiflora A. C. Sanders, Dan S. Cooper 2010-3-12 37336 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SFV3987  Heterotheca grandiflora P. G. Kilburn 1958-11-13 881 Los Angeles San Fernando Valley San Fernando Valley State College. Old field bordering Zelzah and south of Plummer. Comment
  CDA30209  Heterotheca sessiliflora subsp. fastigiata J. Dittes 2003-12-27 860 B Los Angeles Western Transverse Ranges; Big Tujunga Canyon; floodplain of Big Tujunga Creek; ca. 1.8 air-miles north by northeast of Sunland, ca. 2.2 air-mile north by northeast of Verdugo Hills High School, ca. 0.9 air-mile southwest of confluence Gold Canyon Comment
  JEPS30438  Heterotheca sessiliflora subsp. fastigiata Peter H. Raven 1959-11-7 14732 Los Angeles hills n Franklin Canyon Reservoir; Santa Monica Mountains 274 Comment
  UC1595243  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3589 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  CAS-BOT-BC317324  Heuchera elegans F. Grinnell Jr. 1910-6-20 s.n. Los Angeles Head of Long Canyon, San Gabriel Mountains 1295 Comment
  RSA0066126  Heuchera elegans Sam Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1524 Comment
  RSA0087289  Heuchera elegans Wayne E. Sawyer 1981-6-16 45 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 3.25 miles from Dawson Saddle. 2210 Comment
  POM360461  Hieracium argutum Raymond J. Dobbs 1928-01 s.n. Los Angeles Janis Trail, near Arroyo Seco Comment
  RSA782216  Hirschfeldia incana R. G. Swinney 2009-8-25 11498 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCSB68644  Hirschfeldia incana Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region; south side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway (Burbank Quad. 7.5: T1N R13W S5 Center) 783 Comment
  RSA498302  Hoffmannseggia glauca H. de Forest 1930-9-28 s.n. Los Angeles Pacific Electric Rey embankment along Del Rey salt marsh. Comment
  UCR178935  Holcus lanatus R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, north end of Big Dalton Dam 518 Comment
  SD254506  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct. at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1575 Comment
  CAS-BOT-BC289495  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1965-5-18 10858 Los Angeles Marsh along the Lancaster Road, va. 3 miles southeast of Gorman, Tehachapi Mountains 1097 Comment
  CAS-BOT-BC284994  Hordeum depressum I. Johnston 1917-4-11 s.n. Los Angeles Gardena Comment
  RSA230387  Hordeum jubatum R. F. Thorne 1969-7-10 38383 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  UCR184219  Hordeum murinum A. C. Sanders 2007-4-19 33446 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR217419  Hordeum murinum R. G. Swinney 2009-3-10 10068 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA3485  Hordeum murinum subsp. glaucum C. B. Wolf 1932-5-9 3428 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  UCR199950  Hordeum murinum subsp. glaucum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1149 Los Angeles Transverse Ranges: Verdugo Mountains, upper slopes of McDonald Creek 427 Comment
  UCSB6767  Hordeum murinum subsp. leporinum Albright, S. 1957-5-27 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  POM35303  Horkelia cuneata subsp. puberula C. F. Baker 1904-4-20 1760 Los Angeles Claremont. Comment
  RSA625001  Horkelia cuneata subsp. puberula Louis C. Wheeler 1963-5-5 8249 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 549 Comment
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Jul 25 2007
  CAS-BOT-BC532294  Horkelia cuneata var. puberula John Thomas Howell 1929-3-2 4099 Los Angeles San Gabriel Wash, 2 miles S of Azusa Comment
  UCD170473  Horkelia rydbergii D. E. Bramlet 2011-8-17 4931 Los Angeles San Gabriel Mountains: NW of Hwy 2 near Chilao Campground. 1619 Comment
  UC10310  Hornungia procumbens A. Davidson 1893-5-11 Los Angeles Del Sur Comment
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Jan 26 2011
  SEINET480173  Hulsea heterochroma D. Wilken 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Hwy 39 about 1 mile west of junction to Crystal Lake, San Gabriel Mountains Comment
  UCR139147  Hulsea vestita subsp. gabrielensis L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Head of Bad Canyon at Santa Clara Divide Road 1303 Comment
  SEINET12221310  Hymenosporum flavum W. F. Wight 1907-1 1683 Los Angeles Los Angeles, Elysian Park Comment
  SBBG98469  Hypochaeris glabra T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5269 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 312 Comment
  UCD133354  Hypochaeris glabra Daryl Koutnik 1978-4-28 425 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA716552  Hypochaeris glabra Andrea Edwards, Pam De Vries 2006-5-15 105 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG98445  Hypochaeris radicata T. Ross 1991-5-23 5507 Los Angeles Wilson Cove settlement; lawn at bus stop on N side of Bldg 60112 53 Comment
  UCR48943  Ilex cornuta A. C. Sanders 1987-7-22 7170 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA657452  Indigofera gerardiana C. Schapiro 1979-4-10 7 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  SBBG86482  Ismelia carinata C. F. Smith 1958-3-30 5693 Los Angeles about Manhattan Beach Comment
  RSA34196  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  JEPS26186  Isocoma menziesii var. vernonioides Peter H. Raven and Henry J. Thompson 1959-10-4 14554 Los Angeles at Santa Monica Canyon Coast Highway; Santa Monica Mountains 15 Comment
  CAS-BOT-BC101894  Juglans californica G. B. Grant 1900-3-17 3493 Los Angeles Lincoln Park, edge of [Arr] Arroyo Seco Comment
  RSA401009  Juglans californica Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  RSA401011  Juglans californica Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  RSA431147  Juglans californica Lyman Benson 1933-11-12 5734 Los Angeles Beverly Glen, Beverly Hills, Pacific Ocean Watershed. 244 Comment
  RSA599208  Juglans californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 518 Comment
  RSA747223  Juglans californica R. G. Swinney 2008-4-9 8621 Los Angeles Glendora, Wildwood Canyon. 329 Comment
  UCR146259  Juglans californica Steve Boyd, Michael Denslow 2002-5-9 10438 Los Angeles Transverse Ranges, San Gabriel Mountains, S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons Comment
  UCSB994  Juglans californica Haller, John 1950-5-29 Los Angeles Santa Monica Mtns; dirt road between Sepulveda and Mulholland Dr 381 Comment
  SD38495  Juglans californica var. californica F. McCulloch 1931-3-15 Los Angeles Santa Susanna [Pass? possibly Ventura Co. but LA more likely] Comment
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Jul 11 2010
  SFV840  Juglans californica var. californica P. G. Kilburn 1957-10-31 524 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 100 yards below gate. 350 Comment
  RSA0047637  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 -113 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 213 Comment
  CHSC57539  Juncus Mary MacArthur 1967-6-24 115 Los Angeles 0.7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National Forest, San Gabriel Mts. 1584 Comment
  UCR277006  Juncus R. G. Swinney 2010-9-30 13906 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
  SBBG32028  Juncus acutus R. N. Philbrick with R. F. Thorne 1967-5-9 B 67 -226 Los Angeles lower Middle Ranch Cyn crk Comment
  UCR125922  Juncus balticus A. C. Sanders, Mark Elvin 2002-6-19 25182 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR223455  Juncus balticus R. G. Swinney 2009-6-8 11100 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
  POM1544  Juncus bufonius I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  UCR204758  Juncus bufonius R. G. Swinney 2005-8-9 8432 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA600730  Juncus covillei L. C. Wheeler 1954-9-1 7088 -A Los Angeles San Gabriel Mountains; Little Rock Creek at Buckhorn. Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  JEPS45905  Juncus macrophyllus Joseph Andorfer Ewan 1932-6-12 7371 Los Angeles 1 mi above North Fork Camp; San Gabriel Mts., N. F. Tujunga Creek 975 Comment
  RSA229184  Juncus macrophyllus Robert F. Thorne, C. W. Tilforth 1971-6-29 40705 Los Angeles at confluence 1371 Comment
  UC1133736  Juncus mexicanus Jerome S. Horton 1937-7-17 486 Los Angeles San Dimas Canyon Pomona Quad. 426 Comment
  RSA0115840  Juncus mexicanus Steven A. Junak 1999-7-15 SCa- 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from SCa-1027. 243 Comment
  UCR58866  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  RSA0022976  Juncus rugulosus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5139 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SEINET3860294  Juncus rugulosus R. G. Swinney 2009-4-21 10401 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCR269253  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6210 Los Angeles Coastal Plains and Basins; Los Angeles Basin Region, Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA70061  Juncus rugulosus F. W. Peirson 1924-8-23 5057 Los Angeles west fork of San Gabriel River 411 Comment
  POM1590  Juncus saximontanus I. M. Johnston 1917-8-23 1632 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA782056  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA0116658  Juncus textilis R. G. Swinney 2008-10-10 9580 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR189828  Juncus textilis R. G. Swinney 1999-6-21 7360 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA304360  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1980-5-18 3439 Los Angeles 0.5 mi N of S Fork Campground 1371 Comment
  LA201792  Juncus xiphioides Arthur C. Gibson; 2003-5-30 4946 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, Nickerson Arroyo Sequit National Recreation Area, E of residence. Comment
  LA51516  Juncus xiphioides Peter H. Raven; Henry J. Thompson 1960-7-17 15562 Los Angeles Santa Monica Mountains, Old Topanga Canyon Comment
  SBBG45001  Juncus xiphioides V. Duran 1933-7-25 3531 Los Angeles Buckhorn 1981 Comment
  UCR180565  Juncus xiphioides Scott D. White, Andrea Warniment 2006-7-18 11632 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  UCR57215  Juncus xiphioides R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  LA51056  Juniperus californica Carl Epling; November 1930 sn Los Angeles San Bernardino Mountains, Between Big Pines & Palmdale Comment
  SEINET6080129  Juniperus californica Unknown 1996-4-25 8704 Los Angeles Liebre Mountains. Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain. Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  RSA401761A  Keckiella cordifolia F. R. Fosberg 1931-5-6 S- 4784 Los Angeles Cape Canyon, Santa Catalina Island. 220 Comment
  UC55374  Keckiella cordifolia J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon Comment
  SEINET13766509  Keckiella cordifolia G. B. Grant 1904-6-14 935 Los Angeles Monrovia Comment
  UC1043434  Keckiella ternata Richard M. Straw 1954-6-17 631 Los Angeles Tujunga Canyon San Gabriel Mts. (0.6 mi w of bridge on Angeles Crest Hwy) Comment
  SEINET12269346  Keckiella ternata M. T. Doutt 1931-1 639 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  UC7418  Kochia californica J. Burtt Davy May 9 1896-May 24 1896 2267 Los Angeles Antelope Valley Comment
  UCR94703  Kochia californica A. C. Sanders, E. J. Lott 1993-5-6 13942 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA252884  Krascheninnikovia lanata R. F. Thorne 1973-5-11 43540 Los Angeles along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam 1049 Comment
  CAS-BOT-BC340757  Laennecia coulteri Steven A. Junak 1997-10-28 SCI- 981 Los Angeles San Clemente Island: Along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 408 Comment
  CAS-BOT-BC273833  Lamarckia aurea Le Roy Abrams 1899-4-1 263 Los Angeles University Station Comment
  RSA623830  Lamarckia aurea Arthur R. Kruckeberg 1940-4-20 s.n. Los Angeles Dry ridge opposite Library (Occidental College Campus Survey) Comment
  UC1871142  Lamarckia aurea T. S. Ross, Janet Takara, Misty Gay 1993-4-20 6829 Los Angeles Channel Islands; Santa Catalina Island; Indian Head Rock, SSW of & overlooking, Little Harbor; Santa Catalina North USGS 7.5' quad; near 33 deg. 22'46''N, 118 deg. 28'41''W; elev. ca 260 ft. 79 Comment
  SEINET10959809  Lamarckia aurea Camp 1912-6-10 CAMP s.n. Los Angeles Claremount. Comment
  UCR114737  Lampranthus A. C. Sanders 1987-9-18 7370 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CATA2229  Lantana montevidensis Sara L. Crockett 1997-4-21 133 Los Angeles Santa Catalina Island: 333 Hiawatha Street, corner of Hiawatha and Marilla Streets 44 Comment
  SFV2006  Larrea tridentata M. L. Vincent 1962-10-4 292 Los Angeles Mojave Desert Antelope Valley. 2 miles north of Littlerock off main Highway 138, in back of Telephone building. Comment
  RSA724502  Lasthenia californica K. Dobry 1990-3-25 235 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA0065472  Lasthenia chrysostoma Charles D. Dunn 1972-4-2 s.n. Los Angeles W. Quartz Hill. 1219 Comment
  POM361482  Lasthenia gracilis F. R. Fosberg 1931-4-16 4652 Los Angeles Bulrush Ridge, Santa Catalina Island 220 Comment
  SBBG17369  Lasthenia gracilis K. A. Wilson 1962-3-25 1258 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  SBBG96991  Lasthenia gracilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4384 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UC69049  Lasthenia gracilis H. M. Hall 1905-6-14 6253 Los Angeles San Fernando Valley Comment
  UCD133800  Lasthenia gracilis Daryl Koutnik; Vickie Dawes 1978-4-7 332 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA406613  Lathyrus Anstruther Davidson 1930-1 s.n. Los Angeles Los Angeles Comment
  UCR147586  Lathyrus vestitus Naomi Fraga, Et al. 2004-6-30 1290 Los Angeles Transverse Ranges; San Gabriel Mtns, Near Grapevine Springs, along FS Road 1N34 1220 Comment
  RSA405695  Lathyrus vestitus subsp. laetiflorus Christina Clark 1929-1-16 7120 Los Angeles North Hollywood Comment
  RSA405696  Lathyrus vestitus subsp. laetiflorus M. B. Dunkle 1928-4-11 1847 -b Los Angeles Emerald Bay, Santa Catalina Island. Comment
  RSA674718  Lathyrus vestitus subsp. vestitus Scott D. White, P. De Vries 2000-5-18 7906 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  UC73251  Lathyrus vestitus var. vestitus Geo. B. Grant 1901-1-1 670 Los Angeles Lincoln Park Comment
  UCR255794  Lathyrus vestitus var. vestitus R. G. Swinney 2010-4-20 12305 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA651401  Lathyrus vestitus var. vestitus Glen Johnson 1949-5-4 s.n. Los Angeles San Gabriel Canyon. 1219 Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  JEPS79920  Lavatera assurgentiflora subsp. assurgentiflora I. W. Clokey and B. C. Templeton 1936-5-18 5664 Los Angeles Puddingstone Reservoir Comment
  RSA434057  Lavatera assurgentiflora subsp. assurgentiflora E. S. Spalding 1923-7-11 s.n. Los Angeles Hermosa Beach. Comment
  UCR263075  Layia Mitch Provance 2008-4-14 10145 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCR264622  Layia glandulosa Mitch Provance, Callen Huff 2009-4-28 10731 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
  UCSB6618  Layia glandulosa Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom, and 0.6 miles W of jct. of the road to Victorville; Mojave Desert Comment
  SBBG79734  Layia platyglossa F. R. Fosberg 1931-5-6 4814 Los Angeles Cape Cyn, W side 200 Comment
  SBBG95244  Layia platyglossa M. B. Dunkle 1928-4-10 1834 Los Angeles Johnson's Cyn 243 Comment
  RSA603737  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  RSA300980  Lepechinia fragrans D. C. Michener 1982-8-3 4164 Los Angeles CA 2, 6.6 miles north of Pasadena & jct with I-210. Comment
  SBBG12652  Lepechinia fragrans E. R. Blakley 1962-10-5 5432 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  RSA584312  Lepidium flavum Timothy S. Ross, Steve Boyd 1991-3-23 4274 Los Angeles Mojave Desert, along N 200th Street East, 1.5 miles S of E Avenue G (Hi Vista). 907 Comment
  RSA518279  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  CAS-BOT-BC167084  Lepidium nitidum A. C. Sanders 2003-3-14 25769 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 560 Comment
  RSA158339  Lepidium nitidum P. H. Raven 1962-4-10 17197 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA723076  Lepidium strictum LeRoy Gross 2007-5-13 s.n. Los Angeles Big Tujunga Wash. Below the mouth of the canyon that flows out of the San Gabariel Mountains. West of the dead end street called Grove Street. West of Oro Vista Av. which turns into Big Tujunja Canyon Road. City of Sunland. 387 Comment
  CAS-BOT-BC328073  Lepidospartum squamatum Alice Eastwood 1915-8-25 4918 Los Angeles Duarte Comment
  POM310452  Lepidospartum squamatum Margaret Hardinge 1945-11-26 66 Los Angeles Claremont- in San Antonio Wash. 335 Comment
  POM361769  Lepidospartum squamatum Erwin Miller 1934-6-30 19119 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA155884  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles Betw Foothill Blvd (Hwy 66) and the Botanic Garden, Claremont 366 Comment
  POM312782  Leptodactylon californicum D. Taylor 1951-5-17 63 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  POM65163  Leptosiphon androsaceus C. F. Baker 1904-5-6 4741 Los Angeles Hills near Pomona Comment
  RSA0060767  Leptosiphon aureus subsp. aureus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6824 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG126924  Leptosiphon breviculus A. Parikh, N. Gale 2011-5-26 3396 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1308 Comment
  UCR223456  Leptosiphon breviculus R. G. Swinney 2009-6-8 11099 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
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  CHSC3671  Leptosiphon ciliatus Mary MacArthur 1966-6-4 41 Los Angeles Chilao. 1524 Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  SEINET7967502 Image available Leptosiphon liniflorus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4031 Los Angeles Western Mojave Desert; South base, Tehachapi Mtns., 4.0 mi north of Calif. Hwy 138 (Lancaster Rd) on 300th St. West 1006 Comment
  SBBG12540  Leptosyne bigelovii E. R. Blakley 1958-5-9 2269 Los Angeles ca. 2 mi E of Gorman 1706 Comment
  RSA0119006  Leptosyne calliopsidea A. C. Sanders 2007-4-13 33402 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  CATA682  Leptosyne gigantea Mark L. Hoefs 1991-4-26 1173 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  LA32102  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-18 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  JEPS20559  Lessingia glandulifera var. glandulifera Frank W. Peirson 1918-10-16 278 Los Angeles entrance to Pacoima Canyon; San Gabriel Mountains, entrance to Pacoima Canyon 457 Comment
  RSA585419  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd 1990-5-29 2682 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  UCR70745  Lessingia glandulifera var. glandulifera Fay A. MacFadden 1931-7-8 3080 Los Angeles Pacoima Wash, San Fernando Valley 350 Comment
  UCD134067  Lessingia glandulifera var. peirsonii Steve Boyd; Laura Moore, Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 mile east of junction with road to Bear Gulch Camp (7N23A). Comment
  CAS-BOT-BC283743  Leymus condensatus Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon Comment
  POM365310  Leymus condensatus J. A. Comstock 1938-06 s.n. Los Angeles Playa del Rey. Comment
  CAS-BOT-BC231934  Liliaceae Carl B. Wolf 1932-5-13 s.n. Los Angeles SANTA CATALINA ISLAND, 3 1/2 MI. (BY ROAD) FROM AVALON ON WAY TO ISTHMUS 365 Comment
  RSA757081  Lilium parryi Richard G. Swinney 2008-9-13 9457 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  POM277119  Linanthus aureus E. S. Steele, G. F. Pratt 1934-3-22 7016 Los Angeles Antelope Valley, Northwest of Lancaster. Comment
  UCR255810  Linanthus aureus subsp. aureus R. G. Swinney 2010-5-12 12746 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
  RSA585334  Linanthus bigelovii T. S. Ross 1991-4-27 4708 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SEINET2441267  Linanthus breviculus R. G. Swinney 2008-5-8 8800 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. (Valyermo 7.5 Q'). 1264 Comment
  HSC17063  Linanthus californicus C. E. Fellows 1965-4-13 36 Los Angeles 2/10 mi. N of Los Angeles City limits on Hwy. 118 Comment
  RSA652606  Linanthus californicus Bob Edwards 1948-4-26 s.n. Los Angeles Found on hillside (east side) San Gabriel Canyon 3 1/2 mi. N. of Azusa 304 Comment
  SBBG64537  Linanthus californicus subsp. glandulosus M. N. Ackley -May-1928 842 Los Angeles Eagle Rock 243 Comment
  RSA468428  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Foothills, San Rafael Hills Comment
  RSA652605  Linanthus californicus subsp. glandulosus Bill Wilds 1956-3-29 s.n. Los Angeles Topanga Canyon. 487 Comment
  POM364614  Linanthus dichotomus subsp. dichotomus Ora M. Clark 1929-3-30 1951 Los Angeles Antelope Valley, Mojave Desert, w. Lancaster Comment
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Apr 10 2012
  HSC101282  Linanthus dichotomus subsp. pattersonii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns. / Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UC1124031  Linanthus liniflorus A. D. Gifford 1935-4-21 612 Los Angeles 1.5 mi ne Manzana; Tejon Quad. 853 Comment
  UCR177470  Linanthus parryae LeRoy Gross 2005-5-3 2200 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  POM364690  Linanthus parryae Robert M. Perkins 1937-4-23 359 Los Angeles Between Lancaster & Palmdale. Comment
  UC908616  Linanthus parviflorus Herbert L. Mason 1926-4-26 2965 Los Angeles Mint Canyon Road, summit of 1st grade Comment
  RSA468506  Linanthus pungens subsp. pulchriflorus Anstruther Davidson 1893-4-12 s.n. Los Angeles Mt. Disappointment Comment
  RSA166500  Linaria canadensis var. texana W. G. Webb 1935-2-16 s.n. Los Angeles Chevy Chase, Glendale Comment
  RSA562539  Lithophragma affine Steve Boyd, W. Appleby 1993-4-22 7987 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA729764  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6712 Los Angeles Alder Gulch, a western tributary of upper East Fork San Gabriel River. 1159 Comment
  UCR243024  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11531 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCD115922  Lobularia maritima Kenneth A. Wilson 1961-2-18 860 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Seminole Hot Springs. Comment
  UCSB2213  Lobularia maritima Ballard 1954-4-1 Los Angeles Pomona College Campus, Claremont 259 Comment
  RSA0116220  Lobularia maritima Doris Hoover Bowers 1957-3-24 804 Los Angeles Altadena. 610 Comment
  CAS-BOT-BC342353  Logfia gallica Tim Ross; Steve Boyd 1993-5-23 7227 Los Angeles Liebre Mountains, NW Los Angeles Co. Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  CAS-BOT-BC269094  Lolium perenne Scott D. White 1996-5-15 4043 Los Angeles Marina Del Rey Area; Ballona Ck. floodplain W of Lincoln Bl. and S of Jefferson Bl., coastal Los Angeles Co. 3 Comment
  RSA601625  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-6-16 9861 Los Angeles San Gabriel Mountains : North side of Sunset Ridge under power line. 594 Comment
  RSA678121  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UCR216865  Lolium perenne subsp. multiflorum R. G. Swinney 2009-3-12 10098 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
  UCR180171  Lolium perenne subsp. perenne R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  RSA0012122  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  SD241722  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Santa Clarita Valley: Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon, in Charlie Canyon, survey area 69 (Newhall 7.5'Q) 395 Comment
  RSA11607  Lomatium dasycarpum subsp. dasycarpum S. Fowler, K. Kneen, C. Epling 1933-04 s.n. Los Angeles Boney Ridge. Comment
  RSA0105328  Lomatium lucidum R. G. Swinney 2000-6-25 7794 Los Angeles Lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  RSA97319  Lomatium lucidum F. W. Peirson 1920-3-28 2098 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  RSA452114  Lomatium mohavense subsp. mohavense Anonymous 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  SBBG59782  Lomatium nevadense R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  RSA0105337  Lomatium nevadense var. parishii T. S. Ross 1994-5-31 7969 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of the 7124' summit. 2060 Comment
  UCR173860  Lomatium utriculatum Scott D. White, S. Leatherman 1998-5-19 6526 Los Angeles Transverse Ranges/Liebre Mtns, Castaic Lake Area: Grasshopper Canyon watershed, between the I-5 Fwy/Old Ridge Route and the lake. Proposed 'North Lake Planned Community 732 Comment
  UCR227647  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-5-12 34613 Los Angeles Channel Islands; Santa Catalina Island, Bullrush Canyon 244 Comment
  SD181621  Lonicera interrupta Valerie Spza, LeRoy Gross 2000-6-13 1003 Los Angeles Southeast facing slope of Horse Canyon, above Horse Canyon Road. 1768 Comment
  RSA3686  Lotus argophyllus var. ornithopus C. B. Wolf 1932-5-10 3530 Los Angeles Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  RSA0003347  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-5 7253 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  RSA3594  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-13 3611 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, at turn of road to airport. 30 Comment
  POM147966  Lotus hamatus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  IRVC27962  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26122 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR129928  Lotus oblongifolius var. oblongifolius Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1140 Los Angeles San Gabriel Mtns, Santiago Canyon. Near confluence with Little Rock Creek 1067 Comment
  UCR210256  Lotus oblongifolius var. oblongifolius R. G. Swinney 2008-8-13 9363 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA90411  Lotus oblongifolius var. oblongifolius F. W. Peirson 1917-5-13 501 Los Angeles Big Rock Creek 1296 Comment
  UCR137719  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  UCR131380  Lotus purshianus Alison Lipman 1998-6-2 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR259258  Lotus purshianus R. G. Swinney 2010-9-9 13746 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
  CAS-BOT-BC505213  Lotus salsuginosus D. E. Bramlet 2005-4-13 3799 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA709413  Lotus salsuginosus A. C. Sanders 2005-5-5 29882 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  SFV1843  Lotus salsuginosus K. A. Wilson 1961-3-1 879 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  UCR149365  Lotus salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles San Gabriel Mtns, Big Dalton Canyon, above Glendora. Big Dalton Canyon Road, above reservoir 549 Comment
  UCR259923  Lotus salsuginosus R. G. Swinney 2010-3-18 11978 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA406804  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-5-21 S- 4941 Los Angeles Parson's Landing, Santa Catalina Island. 5 Comment
  RSA524193  Lotus scoparius T. S. Ross, S. D. Boyd 1990-6-6 2886 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR277050  Lotus scoparius R. G. Swinney 2011-9-22 15687 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  SFV4238  Lotus scoparius C. M. Wainwright 1967-5-11 s. n. Los Angeles Santa Monica Mountains 0.25 miles of Topanga Canyon Blvd. off of Hillside Drive. 412 Comment
  RSA0110526  Lotus strigosus R. G. Swinney 2011-6-7 15085 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
  RSA406305  Lotus strigosus Anstruther Davidson 1894-04 s.n. Los Angeles Elysian Park, Los Angeles Comment
  RSA406306  Lotus strigosus Geo. L. Moxley 1917-2-4 522 Los Angeles San Fernando Reservoir. Comment
  RSA526567  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA498747  Lotus strigosus Albert J. Perkins 1920-5-3 s.n. Los Angeles near Alder Creek, Loomis ranch Comment
  RSA568531  Lotus unifoliolatus E. S. Spalding 1923-5-19 s.n. Los Angeles Roadside, Pasadena Comment
  UC200754  Lotus wrangelianus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SEINET12154338  Lupinus albifrons J. F. Bright, Wyman, C. 1931-1 5589 Los Angeles Manhattan Beach Comment
  SBBG95699  Lupinus bicolor M. B. Dunkle 1939-4-6 7319 Los Angeles Mosquito Ridge Comment
  SEINET10484872  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-19 Dunn 2138 Los Angeles On the w side of the hwy, grassy e slope of a small knoll on hwy 138, 0.2 mile N of the junction of the old ridge route 853 Comment
  CAS-BOT-BC187879  Lupinus chamissonis Alice Eastwood 1906-5-29 78 Los Angeles Ocean Park Comment
  RSA407128  Lupinus chamissonis I. M. Johnston 1917-6-10 1338 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA594538  Lupinus concinnus L. C. Wheeler 1967-5-9 9375 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG131589  Lupinus concinnus S. A. Junak 2000-4-15 SCa 1194 Los Angeles Avalon Cyn, near E Summit Rd, 0.4 mi inland from gate at Wrigley Memorial, just S of lone water tank 195 Comment
  UC130337  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2321 Los Angeles Antelope Valley Comment
  SBBG28949  Lupinus elatus F. W. Peirson 1918-6-10 88 Los Angeles summit of San Gabriel Pk 1859 Comment
  UCR132316  Lupinus excubitus John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  SEINET6092080  Lupinus excubitus Unknown 1997-3-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UC15868  Lupinus formosus J. H. Barber 1892-6-29 213 Los Angeles near Acton; near Acton Comment
  UCR124584  Lupinus formosus B. C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  SEINET10485357  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1971-6-30 Thorne 40774 Los Angeles San gabriel mtns. Angeles national forest. On sandy bottom and margins of dry Stream bed of s fork of little rock creek. Ca .3 mi below alder saddle. Flowers purple. 1615 Comment
  SD231313  Lupinus formosus var. formosus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 75 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the south edge of Bob's Gap, on slope and roadside, and down in the wash. 1444 Comment
  UCR100972  Lupinus formosus var. formosus R. G. Swinney 1996-5-27 4732 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  SEINET8042266  Lupinus hirsutissimus G. B. Grant 1904-5-4 727 Los Angeles Pasadena Comment
  UCR252738  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  CAS-BOT-BC211697  Lupinus longifolius Theodore Payne 1948-5-15 12286 Los Angeles La Canada Comment
  RSA0061217  Lupinus longifolius Daisie Huang 2008-4-6 08040602 Los Angeles Deer Creek Road, right off of PCH. Malibu. 17 Comment
  RSA0062870  Lupinus longifolius Daisie Huang 2008-4-6 08040604 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  SEINET10485629  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG114049  Lupinus microcarpus var. densiflorus R. Riggins 1981-5-24 1233 Los Angeles Co Rd N2, 0.5 mi S Jackson Rd, 2.7 mi SE Hwy 138 Comment
  RSA585692  Lupinus microcarpus var. microcarpus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3011 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  SBBG118699  Lupinus peirsonii O. Mistretta 1993-6-2 856 Los Angeles Mt Baden Powell 2109 Comment
  SEINET10969734  Lupinus peirsonii Robert F. Thorne 1969-7-2 Thorne 38339 Los Angeles San gabriel mtns. Angeles national forest. Gravelly roadbank along angeles Crest hwy. Ca .5 mi s of dawson saddle. With eriogonum saxatile, etc. 2377 Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  SEINET10490974  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn Dunn s.n. Los Angeles Plants grown in greenhouse at umo from seeds from breitung 15113, 16 may 1953, Along glendora mts rd, san gabriel mts. Used in hybridizing studies of c. Dziekanowski. Comment
  RSA177716  Lupinus succulentus Robert F. Thorne, Percy C. Everett 1965-5-12 34609 Los Angeles Santa Catalina Island, Bullrush Canyon 244 Comment
  UCR13474  Lupinus succulentus O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA0036918  Lupinus succulentus Phil Elliott 1981-3-10 31 Los Angeles Pomona. On Campus Drive, 1/4 mile east of CA Hwy 57. Comment
  RSA166556  Lupinus succulentus W. G. Webb 1935-2-10 s.n. Los Angeles Glendale. Comment
  RSA213356  Lupinus succulentus Reid V. Moran 1941-3-2 666 Los Angeles Between Wilsons Cove and Howlands, Santa Catalina Island 25 Comment
  RSA414307  Lupinus succulentus Robert Gustafson 1978-5-2 930 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  RSA414324  Lupinus succulentus Howard Mullins 1931-3-15 s.n. Los Angeles Chatsworth. Comment
  RSA414825  Lupinus succulentus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  SEINET10837879  Lupinus succulentus Robert F. Thorne 1970-3-6 Thorne 39411 Los Angeles Santa catalina island. Indian rock in emerald bay. Coastal sage scrub with Lavatera assurgentiflora, eriophyllum nevinii, dudleya hassei, suaeda Californica, gasoul spp., Lycium californicum, coreopsis gigantea, atriplex Semibaccata, etc; annual with purplish-blue corollas. 15 Comment
  RSA253772  Lupinus succulentus var. succulentus David B. Dunn 1967-4-26 s.n. Los Angeles Plants grown in 1966-1967 in the University of Mo. Botany green house used in the breeding studies of the complex of species under study. 229 Comment
  CATA850  Lupinus truncatus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1659 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA177715  Lupinus truncatus Robert F. Thorne, Percy C. Everett 1965-5-11 34580 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA703331  Lupinus truncatus LeRoy Gross 2005-2-15 1389 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. Near 356 Comment
  RSA228956  Luzula comosa var. laxa Robert F. Thorne 1971-8-25 41298 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  OBI69354  Lycium californicum John Knapp, Denise Knapp 2002-11-27 21 Los Angeles Santa Catalina Island 183 Comment
  RSA578987  Lycium californicum Tim S. Ross, J. Mark Porter, Allan, Ashworth, Banks, Tommerup 1994-3-28 7430 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  RSA594353  Lycium cooperi Steve D. Boyd, Lauren Raz 1996-10-14 9060 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  CAS-BOT-BC142285  Lyonothamnus floribundus subsp. floribundus T. S. Brandegee 1887-5-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA3867  Lyonothamnus floribundus subsp. floribundus L. R. Abrams, Wiggins 1931-7-4 320 Los Angeles White's Landing, Santa Catalina Island. Comment
  SBBG26565  Lyonothamnus floribundus var. floribundus M. R. Benedict 1965-12-12 Los Angeles 1.5 mi SW of Johnson's Landing Comment
  RSA435271  Lythrum californicum Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. 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
  UC1587586  Lythrum californicum Tim Ross 1991-9-1 5892 Los Angeles near Mulholland Highway x Yerba Buena Road, Santa Monica Mountains Santa Monica Mountains 426 Comment
  UC1922357  Lythrum californicum Scott D. White, A. Warniment 2006-7-7 11621 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek NE of the I-5 Freeway. Comment
  RSA199191  Madia gracilis R. F. Thorne, D. Propst 1968-5-28 37648 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  RSA0073298  Madia gracilis Bonnie C. Templeton 1932-6-1 4870 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  SFV9646  Malacothamnus davidsonii D. L. Koutnik 1977-7-20 s. n. Los Angeles San Fernando Valley Sylmar. Where I-5 meats Foothill Blvd. 400 Comment
  SBBG95178  Malacothamnus fasciculatus var. catalinensis M. B. Dunkle 1928-5-20 1966 Los Angeles Middle Ranch Cyn; bank below Eagle Nest Rock Comment
  JEPS26418  Malacothamnus fasciculatus var. fasciculatus F. W. Peirson 1918-8-16 114 Los Angeles near Toll-house San Antonio Canyon; , San Gabriel Mtns Comment
  RSA585155  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-31 2732 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA753990  Malacothamnus fremontii David Marqua 1967-7-20 670720 Los Angeles N side of the San Gabriel Mts. near Devil s Punch Bowl Co. Park. Comment
  SBBG121872  Malacothamnus fremontii A. Parikh, N. Gale 2005-5-20 774 Los Angeles North Sierra Pelona, 2 km S of California Aqueduct, 3.6 km W of St Hwy 14 1005 Comment
  CAS-BOT-BC324550  Malacothrix David B. Weissman 1971-6-27 207 Los Angeles San Clemente Island, northwest harbor 91 Comment
  CAS-BOT-BC345319  Malacothrix californica Ernest Braunton 1902-4-29 221 Los Angeles North Pomona Comment
  SEINET7016740  Malacothrix californica Wanda P. Vestal, A. G. Vestal 1955-3-26 s.n. Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  SBBG66074  Malacothrix clevelandii R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA248900  Malacothrix foliosa R. F. Thorne 1973-4-12 42945 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA0070192  Malacothrix glabrata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6949 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  CAS-BOT-BC347924  Malacothrix saxatilis var. tenuifolia Louis Wheeler 1932-10-7 1424 Los Angeles U.C.L.A. Campus, W Los Angeles 137 Comment
  RSA632948  Malacothrix saxatilis var. tenuifolia Valerie L. Soza, Kent Hughes 1999-6-17 550 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UCSB69226  Malosma laurina Gross, LeRoy; Soza, Valerie; Tessel, Samantha 2001-6-4 Los Angeles Los Angeles Basin; Verdugo Mountains Region; northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek; City of Sun Valley 274 Comment
  RSA386403  Malosma laurina Edwin Kline 1924-6-22 s.n. Los Angeles [Unspecified], foothills Comment
  SEINET10629054 Image available Malus sylvestris Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3775 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA669159  Malva neglecta LeRoy Gross, Naomi S. Fraga 2002-4-4 521 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 400 Comment
  UCR127644  Malva parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25510 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  UCR259999  Malva parviflora R. G. Swinney 2010-3-16 11963 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
  RSA658418  Malva parviflora Patricia Kouo 1994-4-27 944105 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  CATA3107  Malvella leprosa Amy Catalano, C. Matt Guilliams & Steve Junak 2016-5-12 111 Los Angeles Santa Catalina Island: West edge of Echo Lake 391 Comment
  RSA599483  Marah fabacea Steve Boyd, Lauren Raz 1997-3-26 9347 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  LA35298  Marah macrocarpa Mary V. Hood; 1944-5-7 44 43 k Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, near Tapia Park 152 Comment
  LA99444  Marah macrocarpa Hisao P. Arai; 1957-3-15 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  POM177972  Marah macrocarpa J. Ewan 1931-3-3 s.n. Los Angeles Moist bank in shade of sedges. East Fork Sepulveda Canyon. Comment
  UCR271801  Marah macrocarpa R. G. Swinney 2010-3-24 12073 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCSB9118  Marah macrocarpa Philbrick, Ralph 1955-3-1 Los Angeles South of La Verne in the Puttingstone Dam area, San Jose Mts. 304 Comment
  RSA652408  Marah macrocarpa var. macrocarpa T. Strid, R. Goto 1971-4-18 s.n. Los Angeles San Antonio Cyn. Comment
  RSA0036761  Marrubium vulgare Michelle Cleveland 1981-2-26 25 Los Angeles Cal Poly University, Pomona. West end of campus, Northwest of Health center directly behind parking lot J-3. Comment
  RSA409838  Marrubium vulgare James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  SEINET157236  Marrubium vulgare K. Devine, C. Devine, S. McNabb 2005-7-25 49 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. 182 Comment
  UC1211117  Marrubium vulgare Huron H. Smith 1912-6-1 5076 Los Angeles Avalon Canyon Santa Catalina Isl.; , Avalon Canyon 38 Comment
  UCSB5712  Marrubium vulgare Albright, S. 1957-4-10 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA133740  Medicago polymorpha Peter H. Raven 1959-4-4 13951 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  CHSC95864  Medicago sativa LeRoy Gross 2002-6-24 543 Los Angeles Transverse Ranges: Verdugo Mountains Region: Along La Tuna Canyon Road. 488 Comment
  JEPS65529  Medicago sativa Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  UCR231077  Medicago sativa Dan S. Cooper 2011-9-10 s.n. Los Angeles South Coast, corner of Occidental Ave. and 3rd St., Lafayette Park area, Los Angeles 92 Comment
  SBBG49312  Medicago sativa P. T. Hom 1974-5-11 49 Los Angeles Pasadena, E on Avenue 52 ca. 0.2 mi from Pasadena Freeway Comment
  CATA935  Melica imperfecta Mark L. Hoefs, Robert Given 1992-4-16 1795 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  POM353050  Melica imperfecta L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  RSA674639  Melica imperfecta Scott D. White, Kent Hughes 2000-5-16 7860 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UCD88008  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  CATA1175  Melilotus albus Mark L. Hoefs 1995-5-30 2171 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  LA33951  Melilotus albus Peter H. Raven; Henry J. Thompson 1959-9-6 14379 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  RSA659445  Melilotus indicus Monica Acosta 1998-5-25 18 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  UCR151384  Mentzelia Scott D. White, Kent Hughes 2000-5-16 7844 Los Angeles Transverse Ranges; San Gabriel Mtns region, Northern foothills near Acton; bajada slopes and unnamed ephemeral tributaries to Arrastre Canyon 1098 Comment
  SD113279  Mentzelia albicaulis D. F. Howe 1947-5-5 1536 Los Angeles Highway bet(ween) Palmdale & Littlerock, Antelope Valley. Comment
  UC1929991  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mtns: Bald Mtn area, west of Old Ridge Route. Comment
  UCR261599  Mentzelia albicaulis Tim Thomas 2014-5-4 6286 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  JEPS41224  Mentzelia congesta Frank W. Peirson 1919-6-14 472 Los Angeles San Gabriel Mountains, Rock Creek Comment
  RSA0035488  Mentzelia dispersa Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  RSA0057904  Mentzelia laevicaulis Richard G. Swinney 2010-9-7 13696 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA762238  Mentzelia micrantha Orlando Mistretta, Christine Mistretta 2008-5-19 3129 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  CAS-BOT-BC167628  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-11 7803 Los Angeles Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground 1621 Comment
  RSA0119037  Mentzelia veatchiana A. C. Sanders 2007-4-25 33579 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  RSA599799  Mentzelia veatchiana Steve D. Boyd, Lauren Raz 1997-3-25 9291 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
  RSA757208  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2289 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  LA202823  Mesembryanthemum crystallinum J. D. Sauer; D. L. Johnson 1969-5-10 4493 Los Angeles San Clemente Island, San Clemente Island, N of Eel Point, central west coast Comment
  RSA0121221  Mesembryanthemum crystallinum Mary D. Merilatt 1936-7-10 s.n. Los Angeles Palos Verdes Hills, San Pedro. Comment
  UC557623  Mesembryanthemum crystallinum Nell Murbarger 1936-3 97 Los Angeles s and w sides of San Clemente Comment
  CDA36187  Mesembryanthemum nodiflorum A. C. Sanders 2010-5-7 38332 Los Angeles South Coast; Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary. Comment
  SBBG80288  Mesembryanthemum nodiflorum F. C. Boutin 1967-4-23 1627 b Los Angeles N end of island, at the W end of air field runway Comment
  RSA617406  Micropus californicus Scott D. White 1998-5-19 6527 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SFV4059  Micropus californicus M. L. Vincent 1963-4-25 325 Los Angeles Santa Monica Mountains Intersection of Mulholland Highway and Old Topanga Road. 0.5 miles from road. Comment
  RSA589179  Microseris lindleyi Timothy S. Ross 1991-4-28 4775 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA589496  Microseris lindleyi Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8588 b Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  LA99490  Microsteris gracilis Hisao P. Arai; 1957-3-16 sn Los Angeles 152 Comment
  OBI70924  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-26 9327 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  SEINET6190458  Mimetanthe pilosa Wesley O. Griesel 1961-5-30 s.n. Los Angeles Devil's Gate Dam 457 Comment
  LA51920  Mimulus aurantiacus J. A. Ewan; 1930-5-30 2240 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak 556 Comment
  RSA407716  Mimulus aurantiacus O. R. Dorado, Aaron Liston, K. Tan 1987-6-10 1686 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  RSA702369  Mimulus brevipes Scott D. White, Pam De Vries 2004-5-18 10421 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA5496  Mimulus cardinalis Carl B. Wolf 1932-8-11 4012 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  UCR258562  Mimulus cardinalis R. G. Swinney 2010-5-29 13010 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA0039130  Mimulus floribundus R. G. Swinney 2010-5-29 13402 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0091542  Mimulus floribundus R. G. Swinney 2011-5-26 14884 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
  RSA733128  Mimulus floribundus R. G. Swinney 1998-7-30 6583 Los Angeles San Gabriel Mtns.: tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle of Glendora Rodge Rd. 1338 Comment
  SEINET13387032 Image available Mimulus floribundus R. G. Swinney 2011-1 15768 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
  UCR252897  Mimulus floribundus R. G. Swinney 2010-5-29 13402 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA447917  Mimulus floribundus Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. Comment
  RSA165269  Mimulus guttatus Gordon Pilone 1962-6-24 501 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
  RSA483732  Mimulus guttatus Richard Noyes, L. Arnseth 1988-4-30 529 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  RSA600539  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-28 9863 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
  RSA607206  Mimulus guttatus Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  UCR190058  Mimulus guttatus R. G. Swinney 1998-9-7 6935 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA527641  Mimulus guttatus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4395 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA535600  Mimulus johnstonii David M. Thompson 1986-6-7 494 Los Angeles 3.0 miles SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1390 Comment
  SEINET3848333  Mimulus moschatus R. G. Swinney 2008-1 9124 Los Angeles San Gabriel Mtns.: Buckhorn Flat Campground, south of Hwy 2/ Angeles Crest Hwy (Waterman Mountain 7.5' Q) 1000 Comment
  UCD122683  Mimulus nasutus Daryl Koutnik 1978-3-31 195 Los Angeles West fork of Triunfo Creek, south of Westlake. 274 Comment
  JEPS11456  Mimulus nasutus Frank W. Peirson 1922-5-30 3073 Los Angeles Millard's Canyon San Gabriel Mountains 990 Comment
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Oct 2 2011
  RSA80486  Mimulus palmeri F. W. Peirson 1907-7-9 1124 Los Angeles Pine Flats Comment
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Dec 10 2014
  UC103804  Mimulus parishii Orcutt Sept. 1884 Los Angeles San Rafael Comment
  RSA0098700  Mimulus pilosus R. G. Swinney 2011-6-1 14945 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SEINET10570116  Mimulus pilosus David B. Dunn 1940-12-7 Dunn 665 Los Angeles Big Tujunga Wash, near Sunland. Comment
  SFV22112  Mirabilis laevis var. crassifolia J. M. Keefe 2001-1-19 30980 Los Angeles San Fernando Valley Big Tujunga Wash, 200 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 385 Comment
  NY622188  Mirabilis laevis var. crassifolia Mr. Rich s.n. Los Angeles Comment
  UC72746  Mirabilis laevis var. crassifolia Miss E. D. Palmer Nov 1904 Los Angeles vicinity of Los Angeles Comment
  UC68805  Mirabilis multiflora var. pubescens H. M. Hall June, 1905 6259 Los Angeles Manzana; Mojave Desert, Antelope Valley 883 Comment
  CAS-BOT-BC434877  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10702 Los Angeles N. side of Ave. D, Hwy 138, to Lancaster, 0.9 mi. e. of 24th St., 19.4 mi. e. of Gorman, w. Mojave Desert Comment
  SD186254  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles Irwindale, near boundary of Azusa, south side of Montoya St., just east of Irwindale Ave. 170 Comment
  RSA84229  Monardella australis subsp. australis F. W. Peirson 1907-7-9 1070 Los Angeles Pine Flats at the headwaters of the Tujunga 1677 Comment
  RSA733284  Monardella breweri R. G. Swinney 2001-5-17 7950 Los Angeles San Gabriel Mtns./Mojave Desert: Largo Vista area, along Panorama Rd. c. I mile west of Largo Vista Rd. 1338 Comment
  CAS-BOT-BC219844  Monardella breweri subsp. breweri Roxana S. Ferris 1918-6-12 949 Los Angeles 3 miles above Acton on Palmdale - Saugus Road Comment
  RSA250565  Monardella cinerea Robert F. Thorne, Dourley 1967-10-3 37287 Los Angeles Mt. Baden-Powell, N of peak 2744 Comment
  UCR141160  Monardella exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  CAS-BOT-BC444847  Montia fontana Louis C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  SEINET10924683  Morus alba Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2507 Los Angeles City of Pasadena. Good Food Market, 1864 E. Washington. Comment
  POM122119  Mucronea californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCR29847  Mucronea perfoliata G. R. Ballmer 1983-5-19 s.n. Los Angeles Dry slope near Fort Tejon Rd. about 0.5 mi west of its intersection with Longview Rd., 3.5 mi south of Pearblossom 1016 Comment
  RSA403594  Muhlenbergia asperifolia Anstruther Davidson 1889-07 s.n. Los Angeles Riverside. Los Angeles. Comment
  RSA247434  Muhlenbergia microsperma Jack Delaini 1974-3-11 63 Los Angeles Lodi Canyon, San Dimas Experimental Forest, San Gabriel Mountains 365 Comment
  UCR193163  Muilla maritima R. G. Swinney 1998-7-14 6438 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  UCR209491  Muilla maritima R. G. Swinney 2008-6-17 9039 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
  CAS-BOT-BC515102  Muilla maritima V. June Wetherell; C. F. Quibell 1960-4-29 241 Los Angeles Angeles National Forest, along road to Crystal Lake Recreation Area. Comment
  CAS-BOT-BC327741  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Island. Large canyon below the Tomb. 243 Comment
  SBBG13253  Munzothamnus blairii M. A. Piehl 1962-6-10 62398 Los Angeles hanging on vertical cliff of cyn E of Thirst 304 Comment
  PASA2103  Nama demissa Margaret Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC259792  Nassella cernua H. E. Hasse 1892-4-1 s.n. Los Angeles Soldiers Home Comment
  UC777933  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles northern slopes of hills near Walteria; Palos Verdes Hills Comment
  POM1085  Nassella lepida C. V. Piper 1904-5-16 6810 Los Angeles Los Angeles. Comment
  RSA188181  Nassella lepida R. F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA484108  Nassella lepida F. R. Fosberg 1931-4-16 696 Los Angeles Bulrush Ridge, Santa Catalina Island. Comment
  RSA654022  Nassella lepida Valerie L. Soza, Laura Moore 2000-5-10 840 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UC1930129  Nassella lepida V. Soza, LeRoy Gross 2001-5-14 1214 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
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  UCR258926  Nemacladus R. G. Swinney 2010-4-20 12274 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SBBG121990  Nemacladus ramosissimus A. Parikh, N. Gale 2008-4-12 2150 Los Angeles Long Cyn, 0.75 km N of Potrero Cyn, 3 km SE of Del Valle; Santa Susana Mtns 350 Comment
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Jul 9 2012
  RSA0068082  Nemacladus secundiflorus R. G. Swinney 2010-5-19 12841 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA587205  Nemacladus sigmoideus Orlando Mistretta, Christine Mistretta 1995-5-2 1660 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  RSA337430  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-25 43359 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UCR187271  Nemophila menziesii A. C. Sanders 2006-4-18 32103 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR190388  Nemophila menziesii R. G. Swinney 2001-4-18 7878 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SBBG37659  Nemophila pedunculata R. Moran 1941-3-6 681 Los Angeles Middle Ranch Cyn 300 Comment
  RSA0085095  Nerium oleander R. G. Swinney 2010-4-1 12157 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA651334  Nicotiana glauca R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  SEINET10696844  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3978 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCD97859  Nitrophila occidentalis Eldon Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  SEINET4095184  Nuttallanthus texanus M. B. Dunkle 1939-1 7313 Los Angeles Mosquito Ridge on San Clemente Island. Comment
  RSA158225  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-10 479 Los Angeles Growing near an apple orchard in the bottom of the canyon below springs. Coldwater Canyon, sw. of Mt. San Antonio. San Gabriel Mountains. Comment
  RSA158226  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-2 478 Los Angeles Prairie Fork, over the ridge from Wightwood, San Gabriel Mountains. Comment
  UCR190089  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UC1007158  Oenothera glazioviana P. A. Munz 1937-9-15 14764 Los Angeles Claremont Comment
  SFV21716  Olea europaea J. N. Hogue 2010-7-30 369 .2 Los Angeles Santa Monica Mountains 1 mile south of Seminole Hot Springs. At trailhead near road. 335 Comment
  UCR178383  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  SEINET6041914  Olea europaea Unknown 1969-2-16 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC427446  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point, W. side of Fourth O' July Cove. 30 Comment
  UCR280752  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  SBBG69415  Opuntia basilaris var. brachyclada R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  SEINET10947796  Opuntia littoralis LeRoy R. Abrams, Ernest A. McGregor 1908-7-2 Abrams 558 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains. 1158 Comment
  RSA188357  Opuntia prolifera R. F. Thorne, Percy C. Everett 1965-6-24 35049 Los Angeles Santa Catalina Island, on ridge between Little Harbor and mouth of Cottonwood Canyon. 61 Comment
  RSA0002225  Opuntia rugosa David Griffiths 1913-8-8 10364 Los Angeles Near Pomona. Comment
  UC566846  Oreonana vestita Herbert L. Mason 1927-6-15 3781 Los Angeles Old Baldy 2895 Comment
  RSA0076175  Orobanche bulbosa John C. Roos 1942-6-6 1065 Los Angeles Placerita Canyon, near Newhall. Comment
  UCD123204  Orobanche fasciculata Daryl Koutnik 1978-4-28 439 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
Read comments
Oct 1 2018
  RSA0066442  Orobanche fasciculata Orlando Mistretta 1994-6-8 1344 Los Angeles San Gabriel Mountains: Little Rock Creek, unnamed drainage draining N slope of Bare Mountain. 1310 Comment
  UCR128015  Orobanche parishii subsp. parishii Mark A. Elvin 2003-8-13 2980 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  UC55067  Osmadenia tenella Ernest Braunton 1902-6-13 443 Los Angeles Prospect Park Comment
  UC1375392  Osmorhiza brachypoda Colin M. Wainwright 1971-3-26 123 Los Angeles 5 mi n Claremont (off Mt. Baldy Road); Evey Canyon Comment
  UCR271719  Oxalis pes-caprae R. G. Swinney 2011-3-26 14229 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  CAS-BOT-BC318205  Packera breweri T. Ross; S. Boyd 1993-5-23 7260 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m ssw of Plum Spring (in upper 908 Comment
  JEPS85805  Packera ionophylla Roy E. Buck 1989-6-23 1351 Los Angeles 0.1 air km nnw Icy Springs (lowermost ne-facing slope of canyon of upper Big Rock Creek, just e of ruins of old stone house); San Gabriel Mountains, Big Rock Creek 1737 Comment
  POM72484  Packera ionophylla I. M. Johnston 1925-8-1 6606 Los Angeles Upper Barrett Canyon, W end Ontario Peak on shady N slope near Cascade-Barrett Canyon divide 2042 Comment
  RSA680107  Packera ionophylla LeRoy Gross, Michael Denslow 2003-6-4 987 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  UCR186798  Paeonia californica Gary Kovnat, LeRoy Gross 2003-2-16 23 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  UCD88149  Panicum acuminatum var. acuminatum Louis C. Wheeler 1964-11-6 8643 Los Angeles North Fork San Gabriel River: Yucca flat, near falling spring between Coldbrook and Crystal lake. Comment
  UCR270232  Panicum capillare R. G. Swinney 2011-6-30 15382 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CATA1842  Papaver californicum Denise Kraus, Patricia Moore 2000-5-8 24 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  RSA66304  Papaver californicum F. W. Peirson 1921-4-10 2397 Los Angeles Trail from San Dimas to Sycamore Flat, San Gabriel Mountains. 534 Comment
  SBBG12196  Parapholis incurva P. H. Raven 1962-4-10 17187 Los Angeles above the barracks Wilson Cove 106 Comment
  POM50187  Parietaria hespera L. R. Abrams 1901-04 1349 Los Angeles Chatsworth Park. Comment
  SBBG89763  Parietaria hespera var. californica F. R. Fosberg 1931-3-24 4349 Los Angeles Hamilton Cyn 50 Comment
  SBBG98446  Parietaria hespera var. californica T. Ross 1991-5-22 5458 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 60 Comment
  RSA250470  Parnassia cirrata Robert F. Thorne, John Dourley 1967-10-10 37382 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  UCR180566  Parthenocissus vitacea Scott D. White, Andrea Warniment 2006-7-18 11635 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  RSA640157  Paspalum dilatatum L. C. Wheeler 1947-10-3 s.n. Los Angeles Los Angeles: University Ave. at Exposition Blvd. Comment
  UC1929311  Passiflora caerulea Scott D. White, Justin Wood 2008-5-19 12018 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  SEINET11957947  Passiflora caerulea J. F. Bright, Wyman, C. 1931-1 5292 Los Angeles Los Angeles Comment
  RSA716219  Pectocarya linearis Andrea Edwards, Pam De Vries 2006-4-11 79 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SEINET7047896  Pectocarya linearis Steven R. Hill, Kate Kramer 2001-4-22 33343 A Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  OBI2907  Pectocarya penicillata Lewis S. Rose 1968-4-5 68015 Los Angeles Acton, Mojave Desert 823 Comment
  RSA0108842  Pectocarya penicillata R. G. Swinney 2010-6-1 13158 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SD253409  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles San Gabriel Mts./SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile S of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  SFV20980  Pectocarya penicillata L. Gross, V. Soza 2003-5-15 915 Los Angeles Verdugo Mountains Northwest side of mountains. North of La Tuna Canyon Road; started at end of Elben Ave., climbed north to ridgetop, south to McDonald Creek, then east along ridgeline, then came back into a small canyon at the end of Elben Place just east of where started. Canyon bottom just above Elben Place. Small canyon that gets narrow quickly. 366 Comment
  RSA0036271  Pectocarya penicillata Philip A. Munz 1949-4-26 13084 Los Angeles near Phelan, Mojave Desert 944 Comment
  UCR197777  Pectocarya setosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 18 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA128261  Pedicularis densiflora H. J. Thompson 1959-3-31 1010 Los Angeles 0.7 mi from Triunfo Canyon, 2 mi. west of Cornell, Lobo Canyon. 244 Comment
  UC496534  Pedicularis semibarbata T. Craig 1927-6-8 434 Los Angeles Bear Canyon Trail to summit of Mount San Antonio; San Gabriel Mountains 1828 Comment
  CATA1541  Pelargonium peltatum Mark L. Hoefs, Steven A. Junak 1997-6-4 2769 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  SBBG119306  Pellaea andromedifolia V. Soza, K. Hughes 1999-6-17 548 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  SFV20792  Pellaea andromedifolia L. Gross 2003-2-22 742 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  UCR258925  Pellaea andromedifolia R. G. Swinney 2010-5-7 12612 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
  RSA651836  Pellaea andromedifolia Clyde May 1949-5-3 s.n. Los Angeles North of Cal Poly football field 182 Comment
  RSA686722  Pellaea andromedifolia M. B. Dunkle 1939-4-4 7247 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA686745  Pellaea andromedifolia May N. Ackley 1923-1 73 Los Angeles Monrovia Comment
  POM120785  Pellaea andromedifolia var. andromedifolia Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UCR132315  Pellaea mucronata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  RSA0115835  Pellaea mucronata subsp. mucronata R. G. Swinney 2011-3-29 14254 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  JEPS19081  Pellaea mucronata var. mucronata F. R. Fosberg 1932-6-18 8497 Los Angeles just below Camp Baldy; San Antonio Canyon Comment
  SFV65  Pellaea mucronata var. mucronata K. A. Wilson 1961-3-11 987 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  UCR208096  Pellaea mucronata var. mucronata D. L. Crawford, Otis Hiatt 1916-3-29 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  SD253515  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  POM184680  Penstemon centranthifolius Joseph A. Ewan 1932-5-29 7234 Los Angeles Ridge east of Mount Gleason 1524 Comment
  RSA0091525  Penstemon grinnellii R. G. Swinney 2010-9-9 13784 Los Angeles 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
  UCSB9641  Penstemon grinnellii Robbins, G.; Bacigalupi, Rimo 1952-4-26 Los Angeles lower Kern River Canyon; about 5 miles west of junction of Calif. 178 with road leading to Democrat Hot Springs 883 Comment
  RSA654357  Penstemon grinnellii subsp. grinnellii Valerie L. Soza, LeRoy Gross 2000-5-23 956 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  NY601216  Penstemon grinnellii var. grinnellii L. Abrams 1902-6-30 2579 Los Angeles Summit of Mount Wilson Comment
  UC27459  Penstemon heterophyllus J. H. Barber 1897-7-11 271 Los Angeles Mt. Gleason Comment
  RSA79838  Penstemon heterophyllus subsp. heterophyllus F. W. Peirson 202 Los Angeles Devils Gate, Arroyo Seco, west of Pasadena. Comment
  NY601657  Penstemon heterophyllus var. australis P. A. Munz 1923-6-9 6923 Los Angeles Bouquet Canyon, Liebre Mountains 670.6 Comment
  RSA407910  Penstemon heterophyllus var. australis Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  UCSB31539  Penstemon heterophyllus var. australis Griesel, Wesley 1962-7-6 Los Angeles Tapia Park; Santa Monica Mts 152 Comment
  RSA549490  Penstemon labrosus Tim S. Ross, Steve D. Boyd 1990-6-18 3472 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SEINET13383122 Image available Penstemon spectabilis R. G. Swinney 2010-1 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA607094  Penstemon spectabilis subsp. subviscosus Louis C. Wheeler 1932-7-2 905 Los Angeles Brown's Flat 1311 Comment
  JEPS7417  Penstemon spectabilis var. subviscosus Ira W. Clokey, B. Templeton 1929-3-26 4475 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 300 Comment
  LA51897  Penstemon spectabilis var. subviscosus N. M. Gauss; 1961-5-14 26 Los Angeles 335 Comment
  RSA0066312  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1024 Comment
  RSA0094691  Pentagramma triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Santa Catalina Island, Hamilton Canyon. 35 Comment
  SFV1551  Peritoma arborea K. A. Wilson 1961-2-8 837 Los Angeles San Gabriel Mountains Route 6, about 7 miles north of Forest Park. 745 Comment
  RSA344533  Perityle emoryi F. C. Boutin 1967-4-23 1672 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  RSA92221  Perityle emoryi F. W. Peirson 1951-1 1370 Los Angeles N of Santa Monica Comment
  SEINET3142748  Perityle emoryi G. B. Grant 7167 Los Angeles Catalina Island Comment
  SD248440  Phacelia affinis R. G. Swinney 2010-5-11 12649 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles east of Soledad Canyon Road & Crown Valley Road, 0.3 mile east of Crown Valley Road on dirt toad, below US Forest Service boundary (Acton 7.5'Q) 829 Comment
  UCR272631  Phacelia brachyloba R. G. Swinney 2011-9-22 15668 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA561600  Phacelia brachyloba Steve Boyd 1993-6-1 8169 Los Angeles north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Foresst. Along Whitney Canyon Road. 853 Comment
  UC57023  Phacelia brachyloba H. M. Hall 1902-5-2 3092 Los Angeles San Francisquito Pass 457 Comment
  LA105114  Phacelia cicutaria var. hispida Barry A. Prigge; 1988-7-9 8277 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  RSA650555  Phacelia cicutaria var. hispida Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  RSA700296  Phacelia cicutaria var. hispida J. Bogdanoff-Lord 1989-5-5 5 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA74186  Phacelia cicutaria var. hispida F. W. Peirson 1903-2-8 4716 Los Angeles Hill north of Los Angeles Comment
  RSA60282  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 mi. E of junction of hwy 138 and road to Sandberg, Antelope Valley. 915 Comment
  SEINET3158087  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 miles E of junction of Hwy 138 and road to Sandberg, Antelope Valley. 914 Comment
  UCR220056  Phacelia cryptantha R. G. Swinney 2009-4-24 10438 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA704349  Phacelia curvipes Gary D. Wallace 1982-4-17 1918 Los Angeles Bob's Gap. Comment
  UC1563057  Phacelia curvipes Steve Boyd and Orlando Mistretta 1986-3-31 1560 Los Angeles Hwy 138 4 mi e jct w/Hwy 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA588091  Phacelia davidsonii Orlando Mistretta 1994-5-31 1260 -A Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UCR272572  Phacelia davidsonii R. G. Swinney 2011-6-7 15070 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  CHSC95764  Phacelia distans LeRoy Gross; Laura Moore 2000-6-5 220 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  LA38569  Phacelia distans Carl Epling; J. A. Ewan June 1933 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  UC450824  Phacelia distans Fay A. Macfadden 1931-3-29 65 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR223024  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR272708  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles Channel Islands, Southeast corner/point of San Clemente Island [=Pyramid Point/Head] 61 Comment
  RSA199038  Phacelia grandiflora W. M. Gauntt 1966-4-30 180 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  CAS-BOT-BC145161  Phacelia hubbyi Peter H. Raven 1959-5-3 14055 Los Angeles Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA0082878  Phacelia imbricata R. G. Swinney 2011-7-21 15530 Los Angeles Strawberry Peak summit 1860 Comment
  RSA137569  Phacelia imbricata subsp. imbricata Arthur R. Kruckeberg 1955-6-25 3820 Los Angeles Summit of Mount Wilson. Comment
  UC535041  Phacelia imbricata subsp. patula Victor Duran 1933-7-25 3533 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UC191994  Phacelia lemmonii Samuel B. Parish June 1887 1880 Los Angeles Rock Creek Comment
  UCR205608  Phacelia lemmonii R. G. Swinney 2008-5-12 8847 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA428049  Phacelia longipes Anstruther Davidson 1909-6-20 s.n. Los Angeles Sierra Madre Comment
  RSA642423  Phacelia longipes Orlando Mistretta 1995-6-23 1828 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  POM3690  Phacelia minor L. Metz 1909-5-27 s.n. Los Angeles Claremont. Comment
  RSA428066  Phacelia minor M. Bisbee 1917-4-15 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA428283  Phacelia mohavensis Anstruther Davidson 1939-7-4 s.n. Los Angeles Big Rock Comment
  SBBG122082  Phacelia platyloba A. Parikh, N. Gale 2003-5-2 1743 Los Angeles 0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River 360 Comment
  RSA0021292  Phacelia ramosissima Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5087 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM3700  Phacelia ramosissima var. latifolia M. Hitchcock 1918-7-28 19 Los Angeles Pacoima Canyon. Comment
  CAS-BOT-BC159100  Phacelia ramosissima var. latifolia Ernest Braunton 1902-7-6 508 Los Angeles L.A. River Comment
  RSA660335  Phacelia ramosissima var. latifolia David Finch 1984-4-30 20 Los Angeles Upland, Benson Ave., .2 miles north of Basline Road. Comment
  CAS-BOT-BC154348  Phacelia stellaris David D. Keck 1935-3-18 3019 Los Angeles San Gabriel River, 2 mi. E. of El Monte 91 Comment
  SD112820  Phacelia tanacetifolia Darley F. Howe 1915-1 11 Los Angeles Claremont. Comment
  IRVC28553  Phacelia viscida A. C. Sanders, Mark A. Elvin 2003-5-15 26742 Los Angeles mouth of Salt Canyon, near gate on road, Newhall Ranch Santa Susana Mtns. 290 Comment
  UCR216866  Phalaris minor R. G. Swinney 2009-3-12 10097 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
  SEINET11771772  Phoenix dactylifera W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  RSA435580  Pholisma arenarium H. E. Hasse, Anstruther Davidson 1906-6-6 1499 Los Angeles Big Rock Creek Comment
  UCR282020  Pholisma arenarium R. G. Swinney 2014-5-1 16334 Los Angeles San Gabriel Mountains, north Valyermo area, 2.15 air miles south of Hwy. 138, Valyermo Rd. 1.1 miles north of Pallett Creek Rd., c. 200 m south of California Aqueduct 1098 Comment
  SD75545  Pholistoma auritum var. auritum Reid Moran 1941-3-7 684 Los Angeles Santa Catalina Island, Middle Ranch 199 Comment
  UCR220055  Pholistoma membranaceum R. G. Swinney 2009-4-24 10437 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR95768  Pholistoma membranaceum L. C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mtns., Ravine south of summit 4174, east of Vincent 1250 Comment
  CATA171  Pholistoma racemosum Mark L. Hoefs, A. Douglas Propst 1973-4-6 135 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA459302  Pholistoma racemosum George B. Grant 1904-4-20 3671 Los Angeles Santa Catalina Island. Comment
  SBBG61554  Phoradendron bolleanum R. Hoffmann 1927-8-31 Los Angeles E slope of hill toward Acton Comment
  RSA97440  Phoradendron densum F. W. Peirson 1919-5-10 4682 Los Angeles Arrastre, San Gabriel Mountains 854 Comment
  RSA420801  Phoradendron macrophyllum Louis C. Wheeler 1932-1-10 437 Los Angeles Puddingstone Dam. 305 Comment
  UCR125171  Phoradendron macrophyllum A. C. Sanders, Mark Elvin 2002-6-25 25275 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA0072463  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-5-4 S- 4763 Los Angeles Bullrush Canyon, Santa Catalina Island. 100 Comment
  SD112056  Phyllospadix Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor Comment
  UC924690  Phyllospadix torreyi E. Yale Dawson 1948-8-29 5395 Los Angeles Rocky Point Malaga Cove Comment
  RSA684038  Phyllospadix torreyi E. Yale Dawson 1958-5-22 19146 Los Angeles Latigo shore Road, Malibu beach Comment
  RSA506199  Physalis philadelphica Louis C. Wheeler 1966-10-25 9067 Los Angeles 1/4 mile N of El Encanto, San Gabriel Canyon.. . Comment
  UCR108188  Pickeringia montana L. C. Wheeler 1952-12-21 7030 Los Angeles San Gabriel Mtns., San Gabriel Mountains, near mouth of Fern Canyon, Arroyo Seco. Comment
  UCR216364  Pickeringia montana Dan S. Cooper 2010-5-13 510- 58 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  RSA651156  Pinus contorta var. murrayana Eleanor McClung 1937-5-30 sn Los Angeles Mount Baldy. Comment
  RSA0020600  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA522981  Pinus halepensis T. S. Ross, Orlando Mistretta 1990-10-24 3287 Los Angeles San Gabriel Mountains: Cape Horn Management Area, Angeles National Forest. Ca 1/4 air-mile SSW of Camp Oak Grove along Upper Monroe Road. 524 Comment
  RSA0048515  Pinus halepensis Robin J. Tausch 1963-2-21 s.n. Los Angeles Pierce College Campus, Woodland Hills. 243 Comment
  SEINET10612012  Pinus halepensis Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2413 Los Angeles San Dimas, at 730 Walnut Street. Comment
  RSA384448  Pinus ponderosa V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake 1738 Comment
  CATA3271  Pinus radiata Ben Dion, Julia Parish 2017-1-26 003 Los Angeles Santa Catalina Island: Middle Canyon, halfway between Pumphouse 2 and first junction with Skull Ridge Road 0 Comment
  CAS-BOT-BC72762  Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of Liebre Gulch along Forest Service road 8N05. USGS 7.5' Liebre Mtn. Quadrangle. Liebre Mountains. 1121 Comment
  SEINET3874886  Pinus torreyana K. Dobry 1976-5-21 44 Los Angeles Santa Monica Mts.; 0 366 Comment
  CATA1878  Piperia cooperi Denise Knapp 2003-4-5 Los Angeles Santa Catalina Island: At the Blair Ironwood Grove, between Black Jack and Echo Lake 373 Comment
  SBBG130734  Piperia cooperi S. A. Junak 2000-5-6 SCa 1265 Los Angeles W side of Empire Landing Rd, 2.8 mi from intersection with Airport Rd 195 Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, 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
  CDA36201  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 Los Angeles San Gabriel Valley; West edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte. Comment
  UC1605454  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island SW part of the island in Middle Canon; riparian strip ca 30 m SE of Eagles Neste Lodge, Santa Catalina South USGS 7.5' quad. 144 Comment
  RSA0117719  Plagiobothrys arizonicus A. C. Sanders 2007-4-25 33591 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  POM368907  Plagiobothrys canescens var. canescens E. S. Spalding 1884-6-11 s.n. Los Angeles Wesley Avenue. Comment
  UC551851  Plagiobothrys canescens var. catalinensis Ivan M. Johnston 1932-5-7 10645 Los Angeles summit of Coach Road Santa Catalina Island Comment
  UC205903  Plagiobothrys collinus L. A. Greata 1901-4-9 Los Angeles Avalon Santa Catalina Island Comment
  RSA587148  Plagiobothrys collinus var. fulvescens Orlando Mistretta 1995-4-28 1659 Los Angeles San Gabriel Moutains: Santiago Canyon. Slopes W of main canyon. 1372 Comment
  SFV12062  Plagiobothrys nothofulvus D. L. Koutnik 1978-3-27 169 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UCR274082  Plantago coronopus Steven A. Junak 1999-5-20 SCa- 938 Los Angeles Channel Islands, Santa Catalina Island, ridge between Cottonwood and Escondido Canyons, on south side of Cottonwood-Black Jack Road, c. 0.6 mile up from reservoir 256 Comment
  LA201803  Plantago erecta Arthur C. Gibson; 2003-4-24 4982 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  UCR259140  Plantago indica R. G. Swinney 2010-6-23 13367 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
  UCR45029  Plantago indica A. C. Sanders 1986-7-30 6814 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA0088005  Plantago lanceolata R. G. Swinney 2010-6-21 13281 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  CATA1053  Plantago lanceolata Mark L. Hoefs 1995-5-10 1985 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA652526  Plantago lanceolata A. E. Hersh 1950-6-28 s.n. Los Angeles south of market center, Washington Blvd, Culver City. 30 Comment
  SDSU1035  Plantago ovata Gerald Collier 1951-4-7 Los Angeles Point Bluff Dume, 1 miles SE of Zuma Beach. Comment
  SEINET11448299  Platanthera dilatata var. leucostachys F. R. Fosberg, Ewan, J. 1931-1 Los Angeles Windy Camp Spring, Mount Islip Comment
  RSA228900  Platanthera sparsiflora Robert F. Thorne 1971-8-25 41297 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR209602  Platanthera sparsiflora R. G. Swinney 2008-7-2 9138 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA0069416  Platanus racemosa Richard G. Swinney 2010-3-10 11807 Los Angeles San Gabriel Mountains/Verdugo Mountains: Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UC527602  Platanus racemosa C. B. Wolf 1931-6-25 2234 Los Angeles wash sw Los Angeles Botanic Garden (along Beverley Blvd. (Mandeville Canyon)) 60 Comment
  SEINET3124163 Image available Platystemon californicus P. C. Everett 1935-5-11 6867 Los Angeles San Fernando Valley. SW. corner of Laurel Canyon Road and Brand Avenue 340 Comment
  RSA751477  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -385 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  UC1211009  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles s end Santa Catalina Isl. 518 Comment
  SEINET10517034  Poa annua H. Lewis 1941-3-19 Lewis UMO 46065 Los Angeles Faculty Hill, UCLA Campus. Comment
  UC185565  Poa howellii T. S. Brandegee 1890-5-16 Los Angeles Catalina Isl Comment
  UCR256606  Poa palustris Anuja Parikh, Nathan Gale 2011-7-7 3543 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  UCSB453  Poa pratensis Albright, S. 1957-5-27 Los Angeles UCLA campus near medical center 76 Comment
  CHSC103497  Poa secunda V. Soza; LeRoy Gross, Bill Hogshead 2002-5-9 1463 Los Angeles Tranverse Ranges, San Gabriel Mountain region: Along Sunset Peak Road, 2.8 km ESE from Glendora Ridge Road. UTM 11S: 37 86 174 N x 04 35 497 E. 1493 Comment
  POM21193  Poa secunda P. A. Munz 1923-4-10 6708 Los Angeles San Clemente Island. Comment
  UCD91660  Poa secunda subsp. secunda Peter Kamb 1948-5-6 944 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  CHSC98099  Polycarpon tetraphyllum LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1034 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: West side of Brand Canyon just a short distance above the cemetery. Shady canyon site next to stairs that go up to an old foundation. 307 Comment
  UCR43566  Polygala cornuta var. fishiae B. A. Prigge 1985-6-14 6419 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  SBBG109959  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Catalina Island Terminal, Avalon Blvd and Canal Street Comment
  RSA0116450  Polygonum aviculare R. G. Swinney 2010-8-11 13501 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA68337  Polygonum aviculare subsp. aviculare F. W. Peirson 1951-1 1796 Los Angeles 1077 New York Ave., Altadena Comment
  RSA596192  Polygonum lapathifolium Lauren Raz, S. D. Boyd 1996-10-23 25 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 610 Comment
  RSA466370  Polygonum punctatum F. R. Fosberg 1930-11-11 S 4177 Los Angeles Templeton S of Puente. 80 Comment
  CAS-BOT-BC71877  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1 1/2 air miles north of San Antonio Dam, Shinn Rd. (=Mountain Ave.) 762 Comment
  CDA969  Polypodium californicum D. G. Kelch 1991-3-23 1312 Los Angeles Catalina Island. East of Avalon. Comment
  POM12518  Polypodium californicum M. L. Kendall 1921-3-23 120 Los Angeles Lone Hill, San Dimas Comment
  RSA254367  Polypodium californicum C. W. Tilforth 1975-4-21 977 Los Angeles Palmer Canyon, n of Claremont Comment
  RSA689892  Polypodium californicum Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  SEINET218265 Image available Polypodium californicum Clara Roush 1905-2-2 Los Angeles Palmer's Canyon, no. of Claremont Comment
  POM12491  Polypodium californicum M. L. Kendall 1921-3-19 72 Los Angeles Puddingstone Canyon, San Dimas Comment
  UC62427  Polypodium californicum R. S. Norris June, 1893 Los Angeles Piedracitas Canyon; Catalina Isl. Comment
  UCSB30909  Polypodium californicum Parker, V. 1974-3-27 Los Angeles Fishermans Cove, Santa Catalina Island 1 Comment
  UCSB62473  Polypodium californicum Kendall, M. 1921-2-11 Los Angeles Fish Canon Comment
  UCR182386  Polypogon interruptus R. G. Swinney 1998-5-9 6048 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  UC50630  Polypogon monspeliensis J. H. Barber 1897-12-5 151 Los Angeles Santa Monica Comment
  RSA693284  Polystichum imbricans subsp. curtum M. B. Dunkle 1933-6-17 3604 Los Angeles San Antonio River Canyon 915 Comment
  SD254485  Polystichum imbricans subsp. curtum R. G Swinney 2011-7-7 15467 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA187803  Populus X parryi Robert F. Thorne 1966-4-5 35877 Los Angeles Santa Catalina Island. Along Cottonwood Creek by bridge on road from Middle Ranch to Little Harbor. 27 Comment
  UC729764  Populus trichocarpa Carl B. Wolf 1932-5-12 3603 Los Angeles at bridge on Isthmus Road Cottonwood Canyon (Santa Catalina Island); , Cottonwood Canyon 15 Comment
  LA200779  Portulaca oleracea Jonathan Sauer; H. N. Sauer 1983-11-6 6272 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Pacific Palisades. 60 Comment
  UCR274352  Potamogeton Steven A. Junak 1999-9-10 SCa- 1092 Los Angeles California Islands, Santa Catalina Island. Northwest end of lower reservoir, Bulrush Canyon 305 Comment
  UCR95294  Potamogeton pectinatus L. C. Wheeler 1946-8-28 6302 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  UCR223340  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  LA52093  Potentilla glandulosa subsp. glandulosa Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA35774  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1922-7-5 5249 Los Angeles Big Pines Camp, north slope of San Gabriel Mountains, eastern Los Angeles Co. Comment
  SEINET10957103  Prunus dulcis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2603 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  SBBG71033  Prunus ilicifolia subsp. ilicifolia M. N. Ackley -Jun-1927 954 Los Angeles Switzerland 914 Comment
  RSA515110  Prunus lyonii Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-28 795 -11 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA702831  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR255501  Prunus lyonii Dan S. Cooper 2014-6-26 614- 71 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  RSA782215  Prunus virginiana R. G. Swinney 2009-8-25 11489 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR209114  Prunus virginiana R. G. Swinney 2008-6-18 9074 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  SBBG12865  Pseudognaphalium biolettii E. R. Blakley 1962-6-10 5226 Los Angeles above camp area, Wilson Cove 30 Comment
  SBBG132306  Pseudognaphalium biolettii S. A. Junak 1995-1-3 SCI- 243 Los Angeles W end of Northwest Harbor 9 Comment
  SD90381  Pseudognaphalium biolettii Robert F. Thorne 1966-4-16 36028 Los Angeles San Clemente Island; rocky slope above Wilson Cove. 29 Comment
  SBBG133393  Pseudognaphalium californicum D. Pivorunas, J. Savage, J. Lambert, J. Dunn 2003-5-28 DP- 5 -2003 Los Angeles Tota on bench below main plateau 344 Comment
  UCR259267  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12509 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  SBBG131704  Pseudognaphalium luteoalbum S. A. Junak 1999-9-10 SCa 1079 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  CAS-BOT-BC357286  Pseudognaphalium microcephalum Le Roy Abrams 1901-4-6 1398 Los Angeles Monte Vista Comment
  CAS-BOT-BC357302  Pseudognaphalium microcephalum unspecified 1903-1-1 s.n. Los Angeles Pasadena Comment
  UC1929309  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  UC1128517  Purshia tridentata var. glandulosa G. T. Nordstrom 1935-1-24 318 Los Angeles 3 mi ssw Gorman; Tejon Quad. 1036 Comment
Read comments
May 8 2009
  POM4153  Pycnanthemum californicum I. M. Johnston 1917-8-23 1715 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1433 Comment
  RSA584963  Pycnanthemum californicum Tim S. Ross 1990-6-1 2767 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR191182  Pycnanthemum californicum R. G. Swinney 1999-7-28 7578 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  CAS-BOT-BC45822  Quercus F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon, near Pasadena, San Gabriel Mts. Comment
  POM106168  Quercus X grandidentata Ernest Braunton 1902-6-11 485 Los Angeles Griffith Park Comment
  RSA646987  Quercus X grandidentata LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 196 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. 488 Comment
  CAS-BOT-BC45631  Quercus agrifolia F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  UCD45009  Quercus agrifolia Gary D. Cromwell; David W. Wheat 1971-4-30 589 Los Angeles On rocky bluff, facing S-SE. Hard dry soil. 1400' Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora, Calif. 426 Comment
  UCR178213  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  CAS-BOT-BC62364  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  JEPS37335  Quercus chrysolepis Frank W. Peirson 1918-5-19 16 Los Angeles Echo Mountain San Gabriel Range 1036 Comment
  RSA476891  Quercus chrysolepis L. E. Hoffman 1934-7-24 s.n. Los Angeles Holcomb Creek, Angeles National Forest, San Gabriel Mts. Comment
  SBBG26454  Quercus chrysolepis R. F. Thorne with M. Z. Thorne 1966-5-31 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 487 Comment
  UCR183772  Quercus douglasii A. C. Sanders 2007-4-19 33440 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CAS-BOT-BC86220  Quercus dumosa Geo. B. Grant 1906-9-1 7177 Los Angeles Catalina Island Comment
  CAS-BOT-BC86360  Quercus dumosa W. R. Dudley 1907-12-5 s.n. Los Angeles Hensil Canyon, branch of Monrovia Canyon, San Gabriel Mts. Comment
  SEINET5792299 Image available Quercus dumosa Marcus E. Jones 1882-1 3034 Los Angeles Pasadena, California Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  UCSB68631  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  POM271152  Quercus durata var. gabrielensis Lyman Benson 1946-12-20 12268 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  RSA611102  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4073 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA741092  Quercus durata var. gabrielensis Justin M. Wood 2008-11-20 242 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  RSA476791  Quercus engelmannii J. R. Brown 1937-10-24 s.n. Los Angeles Tournament Park, Pasadena Comment
  RSA598261  Quercus engelmannii R. G. Swinney 1989-5-20 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds E of Big Dalton Campground, 1 mi NE of Glendora Mtn. Rd. 427 Comment
  UCSB34842  Quercus engelmannii Gill, Robert 1959-3-3 Los Angeles Northeast side of Webb School, Claremont, San Gabriel Mts. 365 Comment
  POM290505  Quercus john-tuckeri Lyman Benson 1949-11-7 14282 Los Angeles 11 miles NW of Big Pine, San Gabriel Mt. Mojave Desert. 1707 Comment
  CAS-BOT-BC105251  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC105258  Quercus kelloggii Le Roy Abrams; E. A. McGregor 1908-7-2 604 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 2133 Comment
  RSA592269  Quercus lobata Louis C. Wheeler 1967-5-8 9356 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  UC216195  Quercus lobata A. J. McClatchie 1896-4-20 1129 Los Angeles Oak Knoll [near Pasadena] Comment
Read comments
Mar 20 2018
  JEPS37336  Quercus pacifica Mrs. Trask 1909-3-27 Los Angeles Catalina Island Comment
  RSA213355  Quercus pacifica Reid V. Moran 1941-3-14 708 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  SD225830  Quercus pacifica John M. Tucker 1992-3-31 Los Angeles Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon. 256 Comment
  UC847936  Quercus pacifica Carl B. Wolf 1932-10-5 Los Angeles s side Black Jack Peak (below workers dormitories); Santa Catalina Island 304 Comment
  UCD14057  Quercus pacifica John M. Tucker 1992-3-31 No. 9 Los Angeles California, Los Angeles Co.: Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon. 256 Comment
  UCR143296  Quercus pacifica F. R. Fosberg 1931-5-6 S- 4824 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  CAS-BOT-BC258362  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 234 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  CATA400  Quercus tomentella Mark L. Hoefs, A. Douglas Propst 1974-5-10 470 Los Angeles Santa Catalina Island: Upper Fern Canyon 335 Comment
  POM244223  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Santa Catalina Island, Gallagher's Canyon, right fork. 40 Comment
  SBBG43935  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG43936  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  CAS-BOT-BC104871  Quercus wislizeni Ernest C. Twisselmann 1956-9-14 3167 Los Angeles San Emigdio Range. Upper end of Castaic Valley 1188 Comment
  HSC8307  Quercus wislizeni var. frutescens C. E. Fellows 1965-9-7 141 Los Angeles 3 mi past Angeles Forest Hwy. on Angeles Crest hwy. 1220 Comment
  RSA0091489  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-15 15167 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA597133  Quercus wislizeni var. frutescens Louis C. Wheeler 1961-6-12 7864 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1059 Comment
  RSA719730  Quercus wislizeni var. frutescens R. G. Swinney 1996-8-7 5211 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  CATA3328  Rafinesquia californica Amy Catalano 2017-4-13 045 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  UC150026  Ranunculus californicus LeRoy Abrams 1903-3-8 3104 Los Angeles Inglewood Comment
  RSA399382  Ranunculus californicus R. S. Woglum 1932-4-1 s.n. Los Angeles North Hollywood Comment
  UC1551986  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, C. W. Tilforth, and S. Nilsson 1972-7-20 42186 Los Angeles near Valyermo ((sag pond on the San Andreas Fault)); San Gabriel Mountains, Angeles National Forest, Caldwell Lak 1569 Comment
  RSA190930  Ranunculus hebecarpus Robert F. Thorne 1967-5-18 36856 Los Angeles Santa Catalina Island Middle Bulrush Canyon 244 Comment
  RSA721995  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S- 4348 Los Angeles Hamilton Canyon, Santa Catalina Island. 40 Comment
  CAS-BOT-BC74280  Raphanus sativus Louis C. Wheeler 1932-1-8 433 Los Angeles 2 miles southwest of Glendora. 198 Comment
  RSA11698  Rhamnus californica Fay A. MacFadden 1931-4-10 2577 Los Angeles Dry hillsides, Tejunga [Tujunga] Canyon 427 Comment
  RSA653682  Rhamnus californica subsp. californica Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 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
  CAS-BOT-BC59945  Rhamnus crocea Alice Eastwood 1913-5-11 3146 Los Angeles San Fernando Wash. Comment
  CAS-BOT-BC59972  Rhamnus crocea Louis Wheeler 1932-4-1 547 Los Angeles San Jose Hills at Pomona. 304 Comment
  RSA2995  Rhamnus crocea Carl B. Wolf 1932-3-4 2668 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  UC1595460  Rhamnus crocea Tim Ross 1992-4-27 6251 Los Angeles s side Indian Hill Mesa (sw of RSA grounds); Claremont, Ontario U.S.G.S. 7.5' Quad. 393 Comment
  LA207837  Rhamnus crocea subsp. ilicifolia Carl Epling; 1931-10-25 4875 Los Angeles Bald Mountain-Liebre Mountain, Between Sandbergs and Pine Canyon Comment
  UCR139418  Rhamnus crocea subsp. ilicifolia Fay A. MacFadden 1933-3-16 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  CAS-BOT-BC56005  Rhamnus ilicifolia Alice Eastwood 1919-5-29 8955 Los Angeles San Gabriel Canyon Comment
  SBBG27535  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 Los Angeles Kings Cyn, Antelope Valley Comment
  SBBG17831  Rhamnus pirifolia E. R. Blakley 1963-4-8 5556 Los Angeles ridge S of Avalon Valley above Avalon Terrace 243 Comment
  SBBG21948  Rhamnus pirifolia P. H. Raven 1962-5-20 17776 Los Angeles Avalon Cyn about 1 mi S of Avalon Comment
  SEINET4089968  Rhamnus pirifolia R. Moran 1941-1 608 Los Angeles Johnson's Valley on Santa Catalina Island. 20 Comment
  UC625009  Rhamnus pirifolia F. R. Fosberg 1931-3-18 S 4238 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UCD112468  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  RSA95331  Rhamnus tomentella subsp. cuspidata F. W. Peirson 1918-6-16 110 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  LA62892  Rhus aromatica Carl Epling; 1926-4-24 sn Los Angeles Mint Canyon Comment
  CAS-BOT-BC170473  Rhus integrifolia L. R. Abrams; I. L. Wiggins 1931-7-6 395 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  POM137321  Rhus integrifolia T. S. Brandegee 8833 Los Angeles San Clemente Island. Comment
  SDSU2184  Rhus integrifolia Gerald Collier 1951-4-7 M 293 Los Angeles Hangin over sea bluff at Point Dume. About 2 miles west of U.S. Hwy 101 Comment
  SFV21026  Rhus integrifolia L. Gross 2002-2-24 486 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  OBI20442  Rhus ovata Ron Pecoff 1961-4-28 s.n. Los Angeles Santa Monica mtns. Stunt rd. 335 Comment
  UCR271819  Rhus ovata R. G. Swinney 2011-3-15 14083 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  JEPS49281  Ribes amarum Frank W. Peirson 1919-4-5 316 Los Angeles Toll Road San Gabriel Range 1066 Comment
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Dec 10 2014
  UC1178501  Ribes amarum Peter Kamb 1948-2-14 778 Los Angeles Upper Sonoran Zone. Little Santa Anita Canyon San Grbiel Mts. 609 Comment
  OBI14076  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash 107 Comment
  UC212410  Ribes aureum var. gracillimum E. Bethel May 1919 Los Angeles Monrovia Comment
  CAS-BOT-BC93097  Ribes californicum var. hesperium C. F. Baker 1903-2-17 4063 Los Angeles San Antonio Canyon near Claremont. Comment
  POM225101  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles Evey Canyon, San Gabriel Mts., North of Claremont. 518 Comment
  RSA250566  Ribes cereum var. cereum Robert F. Thorne 1967-10-3 37281 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  UC1010241  Ribes divaricatum var. parishii John and Lucille Roos 1951-3-10 5032 Los Angeles Whittier Narrows San Gabriel River 60 Comment
  LA205440  Ribes indecorum Louis C. Wheeler; 1932-1-31 440 Los Angeles San Gabriel Mountains, foothills; 1 mi. E. Palmer Canyon 609 Comment
  SFV16777  Ribes malvaceum J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  UC567129 Image available Ribes malvaceum A. D. Gifford 1935-1-7 404 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quadrangle 518 Comment
  UCR100420  Ribes malvaceum Scott D. White 1997-11-30 6036 A Los Angeles San Gabriel Mtns, San Gabriel River Canyon: north of Azusa; south of unnamed dirt access road to gauging station below Morris Dam; just SE of private orchard. 259 Comment
  CAS-BOT-BC219181  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  SEINET12221491  Ribes parishii C. H. Johnson, Wyckoff, S. N. 1921-2-19 98 Los Angeles El Monte Comment
  RSA476243  Ribes roezlii Bonnie C. Templeton 1933-5-15 5128 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  RSA587274  Ribes roezlii Tim S. Ross 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  CAS-BOT-BC144443  Ribes speciosum Le Roy Abrams 1901-4-3 1315 Los Angeles Santa Monica Mts. 243 Comment
  CAS-BOT-BC168670  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  UC1587631  Ribes speciosum Tim Ross 1991-4-21 4509 Los Angeles Lower Turnbull Canyon drainage Whittier Hills (Puente Hills, pro parte) 182 Comment
  JEPS49311  Ribes viburnifolium W. L. Jepson 1908-7-12 3055 Los Angeles Catalina Island Comment
  OBI25692  Rigiopappus leptocladus David J. Keil, Dirk Walters 1977-4-30 12293 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  UCR34511  Rigiopappus leptocladus Karen Kirtland 1984-5-18 s.n. Los Angeles Transverse Range; Sierra Pelona, Mt. McDill and ridges to the east at head of Ritter and Hauser Canyons, desert side of San Gabriel Mtns. about 8 mi west of Palmdale 1524 Comment
  UCR199974  Robinia pseudoacacia Valerie Soza, L. Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains, Drainage off Whiting Woods Motorway, aridge north of Henderson Canyon 549 Comment
  RSA603898  Rorippa curvisiliqua L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: ca. 1/4 mile N of San Gabriel Blvd. Comment
  RSA66597  Rorippa curvisiliqua F. W. Peirson 1906 Los Angeles Playa del Rey. Comment
  CHSC95366  Rorippa nasturtium-aquaticum LeRoy Gross; Wayne Law 2000-8-8 179 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 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
  UC1188264  Rosa nutkana var. nutkana E. K. Balls 1960-10-20 24304 Los Angeles Ranch Santa Ana Botanic Garden Claremont Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  CAS-BOT-BC433927  Rumex salicifolius Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3814 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  RSA466265A  Rumex salicifolius var. salicifolius Freda Detmers 1931-5-17 s.n. Los Angeles Hillside, Mint Canyon. Comment
  RSA682293  Sagittaria latifolia R. E. Riefner 2002-9-8 2 -225 Los Angeles Chatsworth, Chatsworth County Park, NW portion of park. 320 Comment
  JEPS23137  Salazaria mexicana Rimo Bacigalupi with Reino Alava 1958-7-21 6457 Los Angeles about 3 mi above Little Rock Lake (artificial) (lower reaches of Little Rock Creek, n base of San Gabriel Mts.); n base San Gabriel Mts., abv Little Rock Lake, Little Rock C 1066 Comment
  CAS-BOT-BC103158  Salix bonplandiana Peter H. Raven 1959-5-3 14103 Los Angeles Franklin Canyon 0.7 miles south of Mulholland Drive 289 Comment
  UCR187197  Salix exigua A. C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UC506476  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1932-4-22 7636 Los Angeles 4 hectometers e of Radford Dr. Los Angeles R.; San Fernando Valley Comment
  RSA0106114  Salix gooddingii R. G. Swinney 2011-3-15 14070 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  UC1349339  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles below Stage Station s.w. of Eagle's Nest (stream in Middle Ranch Canyon); Santa Catalina Isl., Middle Ranch Canyon 76 Comment
  SD1035  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles bottom of Lower San gabriel Canyon, about 11 km above Azusa 299 Comment
  RSA0065852  Salix lasiolepis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6783 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA724448  Salix lasiolepis K. Dobry 1992-4-9 d- 1148 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  RSA762454  Salix lasiolepis R. G. Swinney 2009-2-20 10013 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  UC482202  Salix lasiolepis Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 572 Los Angeles on Ventura Blvd. near Vejor Creek bridge 1350 Comment
  UC483089  Salix lasiolepis Frank W. Peirson 1932-3-3 9767 Los Angeles Arroyo Seco Canyon; banks of stream 396 Comment
  UC5058  Salix lasiolepis W. H. Brewer 1860-12-23 88 Los Angeles Los Angeles Sierra Santa Monica Comment
  UC506419  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-11 7671 Los Angeles Ballona Creek at Ballona Marshes; , Ballona Creek Comment
  UCR203103  Salix lasiolepis R. G. Swinney 2001-8-27 8114 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  CAS-BOT-BC107548  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CAS-BOT-BC128482  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  CAS-BOT-BC128239  Salix lucida Marcus E. Jones 1882-3-7 3042 Los Angeles Pasadena Comment
  SEINET10416995  Salix lucida subsp. caudata G. B. Grant 1903-1 1160 Los Angeles Pasadena. Comment
  UCR258529  Salix lucida subsp. lasiandra R. G. Swinney 2010-6-23 13314 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC176843  Salsola australis Timothy S. Ross; Steve Boyd 1994-9-20 8223 Los Angeles Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  RSA608867  Salsola gobicola L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UC1136476  Salsola tragus H. S. Yates 1936-8-28 6354 Los Angeles 3 mi. w. Lancaster; Elizabeth Lake Quad. Comment
  CDA23509  Salsola tragus R. E. Riefner Jr. 2007-5-12 07 -197 Los Angeles City of Santa Clarita, near Lyons Avenue and Avenue Dorena. Comment
  CDA3219  Salsola tragus R. E. Riefner Jr. 2007-2-11 Jul- 50 Los Angeles City of Santa Fe Springs, near Alondra Street and Carmentia Street; south of Firestone Blvd. Comment
  RSA67055  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16030 Los Angeles Along road to Mt. Wilson about 2 miles W of summit 1220 Comment
  UC519731  Salvia apiana Joseph Andorfer Ewan 1932-5-10 7464 Los Angeles w rim Verdugo Canyon Comment
  UCR259771  Salvia apiana R. G. Swinney 2010-4-28 12393 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA449315  Salvia apiana F. R. Fosberg 1931-5-6 S 4809 Los Angeles Santa Catalina Island. Head of Cape Canyon, near pump house. 280 Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  UCD125490  Salvia carduacea R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  PASA470  Salvia carnosa 4/28 Los Angeles near Palmdale Comment
  LA200613  Salvia columbariae Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA401448  Salvia columbariae M. B. Dunkle 1928-3-31 1774 Los Angeles Santa Catalina Island: Campo Blanco [El Rancho Escondido]. Comment
  RSA570010  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4934 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA660834  Salvia columbariae Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 25 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  JEPS62700  Salvia dorrii Frank W. Peirson 1919-5-11 392 Los Angeles Arraster Canyon; San Gabriel Mts. 838 Comment
  UCR205844  Salvia dorrii R. G. Swinney 2008-5-8 8812 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
  IRVC28671  Salvia leucophylla A. C. Sanders, Mark Elvin 2002-6-18 25111 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  LA69813  Salvia leucophylla Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  UC1124757  Salvia leucophylla A. Lewis 1933-5-2 193 Los Angeles 2 mi s Thompson; San Fernando Quad. 457 Comment
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Oct 10 2014
  CAS-BOT-BC233315  Salvia mellifera James L. Reveal 1988-5-17 6781 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west of the Bouquet Canyon road betwen Palmdale and Saugus, slopes above Spunky Creek 944 Comment
  JEPS62755  Salvia mellifera Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  SBBG95412  Salvia mellifera M. B. Dunkle 1928-3-11 1725 Los Angeles Grand Cyn, Ramona Comment
  UC1922480  Salvia mellifera Valerie Soza, Miriam Sidibeh 2003-3-26 1618 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR124448  Salvia mellifera I. W. Clokey, B. C. Templeton 1929-1 4478 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR220952  Salvia mellifera Dan S. Cooper 2010-3-22 20100322- 12 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM177947  Salvia spathacea Joseph A. Ewan 1931-3-21 4076 Los Angeles At old ranch site, Los Flores Canyon. Santa Monica Mts. 610 Comment
  RSA434068  Salvia spathacea G. R. Johnstone 1929-5-19 14896 Los Angeles Puerco Canon, Santa Monica Mts. Malibu estate 3-4 mi from ocean. Comment
  RSA332895  Sambucus mexicana Wayne E. Sawyer 1981-6-18 56 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi from Dawson Saddle. 2301 Comment
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Jul 17 2015
  RSA626238  Sambucus mexicana L. C. Wheeler 1967-5-15 9584 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  IRVC26184  Sambucus mexicana A. C. Sanders 2003-5-1 26256 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  CAS-BOT-BC238736  Sambucus nigra subsp. caerulea Le Roy Abrams 1901-4-4 1326 Los Angeles Chatsworth Park Comment
  RSA0115959  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA188022  Sanicula arguta R. F. Thorne 1966-4-28 36201 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  UC129431  Sanicula arguta Geo. B. Grant May, 1904 1174 a Los Angeles Pasadena Comment
  UCSB7352  Sanicula arguta Haller, Norman 1953-3-5 Los Angeles Faculty Hill, UCLA; 110 yds. up the trail to the "C" Comment
  RSA97376  Sanicula bipinnatifida F. W. Peirson 1918-4-28 812 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  POM82759  Sanicula crassicaulis Marcus E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
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Dec 2 2008
  UC1006679  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X487 Los Angeles by road in Topanga Canyon Topanga Canyon Comment
  UCR279476  Sarcodes sanguinea R. G. Swinney 2011-6-15 15163 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  CHSC95411  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UC129428  Sarcostemma cynanchoides subsp. hartwegii unknown July, 1904 972 Los Angeles Covina Comment
  SD252262  Schismus Steven A. Junak 1999-4-24 Sca 859 Los Angeles Santa Catalina Island: Plant stop, main road, S facing slope adjacent to road. 445 Comment
  UCR280666  Schismus arabicus R. G. Swinney 2014-4-10 16045 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA0113217  Schismus arabicus Steven A. Junak 2000-5-19 SCa- 1307 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  CDA31247  Schismus barbatus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UCR62322  Schismus barbatus R. G. Swinney 1990-3-24 1565 Los Angeles Los Angeles Basin, South Hills Park, Glendora Centennial Heritage Park, in the city of Glendora, south of Big Dalton Channel 238 Comment
  UCR210537  Schoenoplectus acutus R. G. Swinney 2008-12-4 9940 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA366073  Schoenoplectus maritimus F. R. Fosberg 1930-6-23 S- 2955 Los Angeles Del Rey. 1 Comment
  RSA0094179  Scirpus microcarpus R. G. Swinney 2011-10-13 15798 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  UC457252  Scrophularia californica Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon; Santa Monica Mts Comment
  JEPS11400  Scrophularia californica Frank W. Peirson 1918-6-30 191 Los Angeles along Mt. Wilson Toll Road Mt. Wilson; San Gabriel Mts 1097 Comment
  POM19063  Scrophularia villosa Philip A. Munz 1923-4-10 6703 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  SD112002  Scrophularia villosa Linda Allen, Betsy Carpenter 1975-3-23 Los Angeles Santa Catalina Island, upper Avalon Canyon Comment
  CAS-BOT-BC237863  Scrophulariaceae Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  POM210536  Scutellaria siphocampyloides Victor Duran 1933-7-8 3503 Los Angeles San Gabriel Mountains, Horse Flats. 1677 Comment
  LA81991  Scutellaria tuberosa O. H. Kappler; 1944-5-7 605 Los Angeles Santa Monica Mountains, Monte Nido 213 Comment
  UCR108207  Secale cereale Steve Boyd, Valerie Soza 1998-4-28 10169 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  RSA0093051  Selaginella bigelovii Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14347 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  HSC6103  Senecio flaccidus var. douglasii W. H. Kinch 1954-9-30 18 Los Angeles N of Claremont on the road to Mt. San Antonio 610 Comment
  POM156524  Senecio flaccidus var. douglasii L. R. Abrams 1902-7-3 2646 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA754430  Senecio flaccidus var. douglasii Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1848 Los Angeles San Gabriel River Watershed; on sandbar next to river. 451 Comment
  LA203988  Senecio lyonii J. Sauer; D. L. Johnson 1969-5-9 4474 Los Angeles San Clemente Island, Wilson's Cove Comment
  POM243665  Senecio lyonii F. R. Fosberg 1931-3-27 S- 4416 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island. 15 Comment
  UC1348958  Senecio lyonii Robert F. Thorne 1966-4-6 35923 Los Angeles about 1 mi w Empire Landing; Santa Catalina Island 76 Comment
  RSA599187  Senecio mikanioides Scott D. White 1997-3-12 4737 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR127378  Setaria adhaerens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25553 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA483321  Setaria parviflora Anstruther Davidson 1912-06 2865 Los Angeles Los Angeles County Comment
  RSA723075  Setaria parviflora LeRoy Gross 2007-5-16 2729 Los Angeles Southwest side of the range. Near end of Roscoe Blvd. that runs up into Chandler Canyon. Opposite side of street of 9960 address. 305 Comment
  UCR108643  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  CATA2986  Sibara filifolia Peter J. Dixon 2015-2-25 018 Los Angeles Santa Catalina Island: Wild Boar Gully, Triangle Population, 350m SW of Wild Boar Gully Rd. 238 Comment
  LA205900  Sidalcea malviflora A. H. Lange; 1951-5-7 sn Los Angeles Santa Anita Comment
  RSA433866  Sidalcea malviflora Thekla Mohr 1911-1 1931 Los Angeles Los Angeles. Comment
  RSA482973  Sidalcea malviflora subsp. malviflora I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  SBBG117027  Silene antirrhina S. A. Junak 2001-5-5 SCa 1503 Los Angeles W side of Middle Ranch Cyn, near Middle Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 326 Comment
  RSA248874  Silene antirrhina R. F. Thorne 1973-4-12 42971 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  CATA979  Silene gallica Mark L. Hoefs 1994-5-21 1848 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  UCR51074  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC174890  Silene laciniata Timothy S. Ross 1992-5-24 6414 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 475 Comment
  SD39408  Silene laciniata Edith A. Purer 1931-3-5 Los Angeles Griffith Park. Comment
  SEINET8879643  Silene laciniata J. H. Barber 1897-1 308 Los Angeles Santa Monica Canyon. Comment
  CHSC34419  Silene laciniata subsp. laciniata Philip A. Silverstone 1978-7-23 261 Los Angeles Santa Monica Mountains; jtn Kanan Dume Rd. and Latigo Canyon Rd., 16.6 km inland from jtn Latigo Canyon Rd. and State 1; W side Latigo Canyon Rd. Comment
  RSA477919  Silene laciniata subsp. major Freda Detmers 1929-6-18 s.n. Los Angeles Griffith Park, East of slope of foothills. Comment
  RSA332896  Silene parishii Wayne E. Sawyer 1981-8-11 131 Los Angeles Crest trail, ca. 0.5 mi. se of Littly Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2453 Comment
  CAS-BOT-BC175102  Silene verecunda Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains 2438 Comment
  CAS-BOT-BC175109  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA718216  Silene verecunda subsp. platyota R. G. Swinney 1997-6-13 5576 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  CAS-BOT-BC74960  Sinapis arvensis John I. Carlson 1918-5-5 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  UCR96316  Sisymbrium altissimum B. G. Pitzer 1996-4-20 2698 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  SD124476  Sisymbrium altissimum Barry Prigge 1986-3-20 6968 Los Angeles Tehachapi Mountains: 0.4 mile east of Gorman on Lancaster Road. 1232 Comment
  UCR216749  Sisymbrium erysimoides R. G. Swinney 2009-2-20 10010 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
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Dec 24 2010
  POM199757  Sisyrinchium bellum I. W. Clokey, Bonnie C. Templeton 1929-05 4542 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UC1060515  Sisyrinchium bellum Richard Snow 1953-3-21 Los Angeles Mulholland Drive Santa Monica Mountains Comment
  RSA640737  Sisyrinchium bellum Louis C. Wheeler 1931-3-31 s.n. Los Angeles Base of San Gabriel Mountains: Padua Hills. Comment
  RSA759753  Solanum americanum A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37173 Los Angeles Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. 34 Comment
  LA200862  Solanum douglasii Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4681 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  RSA666733  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  RSA422418  Solanum douglasii Robert Gustafson 1981-4-14 2163 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA662318  Solanum douglasii Amy Drooks 1981-4-26 2 Los Angeles San Gabriel River, north of Azusa. Comment
  UC111238  Solanum elaeagnifolium Theodore W. Minthorn 1907-8-18 3 Los Angeles San Pedro Comment
  UCR205744  Solanum nigrum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36973 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  POM12251  Solanum umbelliferum Elroy Robinson 1921-4-15 25 Los Angeles Claremont. Comment
  RSA0055994  Solanum umbelliferum Richard G. Swinney 2010-3-16 11941 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
  RSA427397  Solanum umbelliferum T. S. Clare 1929-3-3 15053 Los Angeles Topango [Topanga] Canyon. Comment
  UC1125067  Solanum umbelliferum P. L. Johannsen 1934-1-12 224 Los Angeles Puerco Canyon 304 Comment
  UC26269  Solanum umbelliferum H. M. Hall May 1902 3261 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC237748  Solanum wallacei Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  RSA785745  Solanum xanti Carrie A. Herd 1982-4-9 73 Los Angeles San Gabriel River West Fork; 3/4 mi. W. of Hwy 39, 50 ft. above water Comment
  RSA473621  Solidago californica L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout [Swarthout]. Comment
  UCR180025  Solidago californica R. G. Swinney, Dave Larson 1996-8-7 5228 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UC57407  Solidago velutina subsp. californica J. H. Barber 1897-9-29 286 Los Angeles Santa Monica Forestry Station Comment
  UCR273584  Solidago velutina subsp. californica R. G. Swinney 2011-10-25 15885 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  JEPS26443  Sonchus asper Peter H. Raven and Henry J. Thompson 1960-5-29 15430 Los Angeles Mulholland Highway near Decker Road (Santa Monica Mountains); Santa Monica Mountains 457 Comment
  UC1215152  Sonchus asper Peter H. Raven 1962-4-12 17336 Los Angeles narrow canyon s of canyon below the Tomb (w side San Clemente Island); w side San Clemente Island 274 Comment
  RSA474081  Sonchus asper subsp. asper Anstruther Davidson 1920-6-1 s.n Los Angeles San Antonio river Canyon 1500 Comment
  POM155653  Sonchus oleraceus M. B. Dunkle 1928-5-13 1939 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  RSA188045  Sonchus oleraceus R. F. Thorne 1966-4-4 35790 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA675939  Sonchus oleraceus LeRoy Gross 2003-3-9 802 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  LA105586  Sonchus oleraceus Barry A. Prigge; 1989-5-10 8712 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  UCD136208  Sonchus oleraceus Kenneth A. Wilson 1961-2-21 875 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  UCSB41793  Spartium junceum Lewis, Bruce 1970-4-25 Los Angeles Along Mt. Baldy Rd. 914 Comment
  CHSC98398  Spergula arvensis subsp. arvensis LeRoy Gross 2001-3-23 350 Los Angeles Los Angeles Basin: Verdugo Mountains regions: north side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City. Road starts at Henderson Canyon and climbs to the main crest, off on an Edison road (power company) that ends in a pylon. Along road but in areas that water woud accumulate for a short time. 518 Comment
  UCR275544  Spergularia D. E. Bramlet 2010-1-12 4444 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  RSA0097896  Spergularia bocconi C. B. Wolf 1932-5-12 3578 Los Angeles Santa Catalina Island. Borders of Catalina Harbor. 3 Comment
  RSA0097918  Spergularia bocconi R. F. Thorne 1966-4-17 36105 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  CAS-BOT-BC390799  Spergularia marina Alice Eastwood 1906-5-29 73 Los Angeles Country adjacent to Los Angeles. Ocean Park Comment
  RSA0098535  Spergularia marina R. F. Thorne, Percy C. Everett 1965-5-11 34539 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  RSA0098586  Spergularia marina F. R. Fosberg 1931-3-23 S 4332 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 2 Comment
  LA98874  Sphaeralcea emoryi var. emoryi E. R. Hobbs; 1979-6-25 79- 84 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  RSA65446B  Spraguea F. W. Peirson 1905-7-14 37 Los Angeles South of summit of Mt. San Antonio, San Gabriel Mountains Comment
  SBBG119337  Stachys ajugoides S. D. White 2000-5-6 7782 Los Angeles city of Rowland Heights, "Rancho Rincon de la Brea" near Bill Blevins Park 213 Comment
  LA200675  Stachys albens Jonathan Sauer; J. Zadny, M. Zadny 1970-6-15 4826 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  POM63390  Stachys albens C. F. Baker 1903-8-2 3663 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR223007  Stanleya pinnata R. G. Swinney 2009-5-13 10790 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
  SBBG131679  Stebbinsoseris heterocarpa S. A. Junak 1999-5-20 SCa 930 Los Angeles 0.5 mi E of reservoir [reservoir in Cottowood Cyn] 207 Comment
  SD66831  Stebbinsoseris heterocarpa R. Mitchel Beauchamp 1967-3-17 239 Los Angeles San Clemente Island; Slopw east of Wilson Cove. Comment
  POM219127  Stellaria graminea L. C. Wheeler 1932-5-30 795 Los Angeles 2 miles NE La Verne 381 Comment
  SDSU4516  Stellaria media Gerald Collier 1951-5-5 M 159 Los Angeles Santa Anita Canyon, San Gabriel Mountains. About 200 yards from top of Chantry Flats Trail. Comment
  UCD99429  Stellaria media Frank W. Pierson 1919-4-19 368 Los Angeles Pacoima Canyon, San Gabriel Mts. 609 Comment
  UC57408  Stephanomeria cichoriacea J. H. Barber 1898-8-3 Los Angeles Topango Comment
  RSA223714  Stephanomeria pauciflora E. C. Twisselmann 1970-9-8 17495 Los Angeles Antelope Valley, Highway 14 at Avenue A 732 Comment
  UCR223400  Stephanomeria virgata R. G. Swinney 2009-7-29 11408 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
  UCR270110  Stephanomeria virgata R. G. Swinney 2010-9-9 13787 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
  RSA118797  Stephanomeria virgata S. Carlquist 1958-8-30 616 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  RSA643106  Stephanomeria virgata Orlando Mistretta 1992-9-4 800 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UCR258820  Stipa coronata R. G. Swinney 2010-4-23 12348 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR143121  Stipa lepida F. R. Fosberg 1931-3-19 S- 4304 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  UCR43345  Stipa speciosa David Charlton 1986-6-15 238 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
  RSA654087  Stylocline gnaphaloides Valerie L. Soza, Laura Moore 2000-5-10 831 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines 594 Comment
  UCR272585  Stylocline gnaphaloides R. G. Swinney 2011-6-7 15037 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  POM11843  Suaeda calceoliformis Joseph Cook Nevin 727 Los Angeles Green meadows near Los Angeles Comment
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Jul 31 2013
  RSA646297  Suaeda moquinii Orlando Mistretta, Mark Elvin 1995-3-30 1677 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  POM123171  Suaeda taxifolia Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA70018  Suaeda taxifolia F. W. Peirson 1904-8-22 1830 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  UC284283  Suaeda taxifolia P. A. Munz 1923-4-11 6773 Los Angeles San Clemente Island Comment
  CAS-BOT-BC234658  Symphoricarpos mollis Peter H. Raven 1962-5-22 17849 Los Angeles Santa Catalina Island: on slope near canyon about 1 mile below Middle Ranch Comment
  CAS-BOT-BC98313  Symphyotrichum subulatum var. parviflorum Le Roy Abrams 1902-8-24 2970 Los Angeles Near Mesmer Comment
  UCR197725  Syntrichopappus fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 2 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  JEPS24993  Syntrichopappus lemmonii Rimo Bacigalupi 1960-4-11 7362 Los Angeles about 2 mi above and s Little Rock-Palmdale Dam, head of (ridge between mouth of Kitter Canyon and Little Rock Creek Canyon, n base os San Gabriel Mts.); San Gabriel Mts. 1097 Comment
  UCR141315  Tamarix parviflora R. F. Thorne 1975-3-22 45759 Los Angeles Santa Catalina Island, Near Blackjack Camp on N slope of Mt. Orizaba 518 Comment
  RSA187690  Taraxacum R. F. Thorne 1966-9-15 36698 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  SD69581  Taraxacum erythrospermum Robert F. Thorne 1966-9-15 36698 Los Angeles Santa Catalina Island; Middle Ranch, Middle Ranch Canyon. 210 Comment
  RSA599823  Tauschia arguta Steve Boyd, Lauren Raz 1997-3-31 9400 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 Commen