Search Results — 2000 specimen records retrieved (1616 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
  RSA20227  Abronia pogonantha Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9495 Los Angeles Highway between Adelanto and Lancaster. Comment
  RSA249815  Abronia pogonantha Robert F. Thorne, Gary D. Wallace 1973-4-25 s.n. 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
  CAS-BOT-BC229375  Abronia umbellata Le Roy Abrams 1901-4-1 1194 Los Angeles Ballona Harbor Comment
  UC1136555  Abronia umbellata A. D. Gifford 1934-5-16 249 Los Angeles Triunfo Pass Quadrangle, Dune Point Comment
  UC1537368  Abronia villosa Gordon H. True Jr. 1935-3-6 57 Los Angeles Lovejoy Butte 853 Comment
  UCR255485  Acacia Dan S. Cooper 2014-6-19 614- 12 B Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Wonder View Dr., northwest of Hollywood Reservoir 273 Comment
  UCR57900  Acacia saligna A. C. Sanders 1988-2-3 7602 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  UCR197744  Acamptopappus sphaerocephalus var. hirtellus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 108 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  SEINET4175493  Acanthoscyphus parishii var. parishii J. L. Reveal, B. J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1661 Comment
  RSA394173  Acer macrophyllum Fay A. MacFadden 1931-4-10 2575 Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  RSA599323  Acer macrophyllum Steve D. Boyd, Lauren Raz 1997-3-26 9378 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1311 Comment
  RSA660516  Acer macrophyllum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 23 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UCR172704  Acer macrophyllum Jun Hu, Weena Sangkatavat 2000-4-22 01 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA603071  Acer negundo var. californicum E. Lloyd 1933-3-5 s.n. Los Angeles Topanga Canyon. Comment
  CAS-BOT-BC21686  Achillea millefolium Wesley O. Griesel 1961-5-6 s.n. Los Angeles La Canada 457 Comment
  SEINET4692079 Image available Achnatherum coronatum Steve Boyd, Lauren Raz 1997-1 9398 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  CAS-BOT-BC29819  Achyrachaena mollis L. Street; G. Williams 1919-4-12 2503 Los Angeles Hills near Puente Comment
  CATA238  Acmispon argophyllus var. argenteus Mark L. Hoefs, A. Douglas Propst 1973-5-4 234 Los Angeles Santa Catalina Island: Lower Middle Canyon 144 Comment
  SBBG128427  Acmispon argophyllus var. argenteus M. L. Hoefs, R. Given 1992-4-16 1809 Los Angeles Wild Boar Gully 152 Comment
  SBBG95676  Acmispon argophyllus var. argenteus A. Liston, O. Mistretta, L. Rieseberg 1989-4-28 795 -10 Los Angeles China Cyn, central branch Comment
  SBBG96803  Acmispon argophyllus var. argenteus unknown -- Los Angeles San Clemente Island Comment
  SD79053  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-1-27 110 Los Angeles San Clemente Island, in field east of Wilson Cove area Comment
  CAS-BOT-BC213457  Acmispon argophyllus var. argophyllus Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-8 2917 Los Angeles Ridge and slopes descending +- ENE from Thorn (Triangulation Point 5499 ft.) toward Big Tujunga Creek, about 0.6 - 1.6 airmiles ENE of Barley Flats, Upper Big Tujunga Canyon, San Gabriel Mountains 1554 Comment
  CHSC3728  Acmispon glaber Sue Boergadino 1966-5-10 Los Angeles San Raphael Mts. 213 Comment
  SEINET10407828 Image available Acmispon glaber var. glaber Walter Wheeler 1904-7-15 711 Los Angeles Covina Comment
  UCSB68619  Acmispon maritimus Denslow, Michael; Sidibeh, Mariam; Soza, Valerie 2003-2-10 Los Angeles West descending ridge down into Brand Canyon on east side of Brand Canyon; Verdugo Mountains Region;: South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 576 Comment
  UCSB45214  Acmispon maritimus Batson, J. 1979-3-10 Los Angeles Near Highway 23, 1 miles north of its junction with Highway 1 near Malibu 152 Comment
  CATA1837  Acmispon micranthus Denise Kraus 2000-4-27 16 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On eastern side of large, obvious rocky outcrop which is on western fuel break road. At GHB Transect 15 381 Comment
  SBBG3490  Acmispon strigosus H. and M. Dearing 1938-4-6 2955 Los Angeles Mint Cyn Comment
  UCD104456  Acmispon strigosus Robert F. Thorne; P. Everett 1963-4-19 31547 Los Angeles 6.1 mi. off Hwy 25 on road to Pinnacles Natl. Monument, Bear Valley. Comment
  CHSC100225  Acmispon wrangelianus John Dittes 2006-6-5 1409 Los Angeles Transverse Ranges; San Gabriel Mts.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman, and 0.6 aor-miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy-5, north and east of Little Bear Road exit. 896 Comment
  CAS-BOT-BC154058  Adenostoma fasciculatum A. C. Sanders; Helen Kennedy 2005-4-13 29430 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0080975  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SD53076  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Santa Catalina Island, hillsides, Middle Ranch 213 Comment
  SEINET3480216  Adenostoma fasciculatum Unknown 1939-7-7 146 Los Angeles Los Angeles, Los Angeles Comment
  CAS-BOT-BC139851  Adenostoma sparsifolium B. D. Stark 1932-11-20 4421 Los Angeles Lobo Canyon, Santa Monica Mts. (Lobo Canyon is a fork of Triunfo Canyon) 304 Comment
  UC811102  Adiantum capillus-veneris F. R. Fosberg 1931-7-13 R 112 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Isl 60 Comment
  UCR190870  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6714 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  RSA329736  Adiantum capillus-veneris Gary D. Wallace 1966-3-25 221 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  RSA0062526  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  SEINET10482966  Aeonium haworthii Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4875 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA0081386  Ageratina adenophora R. G. Swinney 2010-8-26 13590 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA747046  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA729415  Ageratina occidentalis R. G. Swinney 1998-10-3 7017 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 2012 Comment
  UCR26069  Agoseris heterophylla John C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley 305 Comment
  RSA416420  Agoseris retrorsa Anstruther Davidson, Harpe 1906-06 1471 Los Angeles Big Rock Creek. Comment
  UCR205593  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA0073291  Agoseris retrorsa Bonnie C. Templeton 1932-5-31 4856 Los Angeles West Blue Ridge, Big Pines Camp, San Gabriel Mts. Comment
  RSA0127384  Agoseris retrorsa Louis C. Wheeler 1967-7-15 10044 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA588644  Agoseris retrorsa Orlando Mistretta 1994-5-31 1274 Los Angeles San Gabriel Mountains; Santiago canyon. N slope of Pacifico Mountain. 2021 Comment
  UCR194280  Agrostis R. G. Swinney 1998-8-5 6639 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR124486  Agrostis exarata B. C. Templeton 1932-7-21 5012 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SFV22041  Agrostis pallens V. Soza, I. E. Anderson, L. Gross 2000-6-6 985 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway above Brace Canyon, west of junction with Stough Canyon Mountainway. On slope above road. 610 Comment
  UCR256528  Agrostis stolonifera Anuja Parikh, Nathan Gale 2011-7-7 3545 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
  LA94786  Alisma triviale Peter H. Raven; Henry J. Thompson 1960-7-17 15557 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, along Malibu Creek 2 mi. above ocean. 45 Comment
  RSA70455  Allium burlewii F. W. Peirson 1918-6-17 4 Los Angeles Summit of North Baldy, San Gabriel Mts. 2820 Comment
  RSA639715  Allium campanulatum L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  CAS-BOT-BC135896  Allium haematochiton Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon - Santa Monica Mountains Comment
  UCR99484  Allium haematochiton Steve Boyd, Lauren Raz 1997-3-4 9131 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road c. 2 mi west of the junction with Sierra Hwy in Mint Canyon. 610 Comment
  RSA229213  Allium lacunosum var. davisiae Robert F. Thorne, C. W. Tilforth 1971-6-30 40799 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA252869  Allium lacunosum var. davisiae Robert F. Thorne 1973-5-11 43507 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  CAS-BOT-BC472947  Allium monticola Le Roy Abrams; E. A. McGregor 1908-7-3 601 Los Angeles North Baldy Mountain, San Gabriel Mountains Comment
  SD87685  Allium peninsulare Frank W. Peirson 1923-5-21 Los Angeles San Gabriel Mountains, Fish Canyon. Comment
  RSA410063  Allophyllum divaricatum Elbert Benjamine 1929-5-26 206 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA724536  Allophyllum divaricatum K. Dobry 1991-6-24 d- 756 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCR192879  Allophyllum gilioides R. G. Swinney 1998-7-8 6328 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA735940  Allophyllum gilioides subsp. gilioides Justin M. Wood 2008-5-31 14 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  LA201904  Allophyllum glutinosum Arthur C. Gibson; 2003-6-1 4917 Los Angeles Santa Monica Mountains, Malibu Creek, Mulholland Hwy Comment
  RSA410089  Allophyllum glutinosum N. C. Cooper 1945-5-1 2244 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SFV846  Alnus rhombifolia A. Thompson 1959-4-18 s. n. Los Angeles Soledad Campground, along stream. Comment
  UCR271738  Alnus rhombifolia R. G. Swinney 2011-10-27 15911 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UC1135171  Alnus rhombifolia Jerome S. Horton 1936-2-10 251 Los Angeles Below Bell & Volfe Canyon Flumes Comment
  SEINET10970466  Alyssum alyssoides E. R. Blakley 1958-5-9 Blakely 2268 Los Angeles Perennial. Fls purple. Few, well drained slopes of granite loam soil, sun. Rolling grasslands. Hills 2 mi. E of gorman, n of st hwy 138. 1097 Comment
  SD8011  Amaranthus albus J. C. Nevin Unknown Los Angeles Los Angeles Comment
  UCD97186  Amaranthus albus M. Vincent 1962-12-5 314 Los Angeles Santa Monica Mts., Mulholland Highway at Stunt Road. Comment
  RSA611924  Amaranthus palmeri L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UC56558  Amaranthus powellii L. A. Greata Los Angeles Los Angeles Southern California Comment
  RSA0014962  Amaryllis belladonna Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11700 Los Angeles 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
  SBBG52924  Amblyopappus pusillus F. C. Boutin 1967-4-23 1619 Los Angeles terrace above ocean between main airstrip and Wilson Cove Comment
  RSA0106885  Amblyopappus pusillus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 SCa- 767 Los Angeles Santa Cataling Island. Lower portion of Silver Canyon, ca. 0.25 miles inland from beach. 12 Comment
  SD90425  Amblyopappus pusillus Robert F. Thorne 1966-4-16 36035 Los Angeles San Clemente Island; sandy bank of old, raised beach, 2/3 miles southsoutheast of Eel Point and north of Seal Cove; southwest side of island. 29 Comment
  CAS-BOT-BC13718  Ambrosia chamissonis Ernest Braunton 1902-5-25 311 Los Angeles Redondo Comment
  SBBG95444  Ambrosia chamissonis M. B. Dunkle 1928-4-29 1865 Los Angeles Little Harbor 1 Comment
  SFV3921  Ambrosia chamissonis P. G. Kilburn 1958-3-1 624 Los Angeles Zuma Beach. 3 Comment
  UC483202  Ambrosia chamissonis L. R. Abrams and I. L. Wiggins 1931-7-6 358 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  SBBG113686  Ambrosia chamissonis E. Collins, S. A. Junak 1991-4-26 Los Angeles rd to Dolphin Bay 48 Comment
  CAS-BOT-BC45005  Ambrosia confertiflora Ivan Murray Johnston 1920-1-1 s.n. Los Angeles Arcadia along Huntington Drive 152 Comment
  UCR223105  Ambrosia salsola R. G. Swinney 2009-4-29 10613 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  CAS-BOT-BC142547  Amelanchier utahensis I. M. Johnston 1917-7-31 1539 Los Angeles Icehouse Canyon [Canon] 2209 Comment
  SBBG131524  Ammannia coccinea S. A. Junak 1999-7-17 SCa 1062 Los Angeles NW side of Patrick Reservoir 411 Comment
  JEPS20068  Amorpha californica var. californica Dr. R. J. Dobbs 1927-6-22 7683 Los Angeles near Waterman's; San Gabriel Mts., Arroyo Seco 1005 Comment
  RSA244384  Amorpha californica var. californica Robin S. Collins 1973-5-15 272 Los Angeles Trail Canyon, within 1/2 mi. of start of pack trail. 625 Comment
  RSA608898  Amorpha californica var. californica L. C. Wheeler 1931-5-5 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA646134  Amorpha californica var. californica Orlando Mistretta 1992-7-13 s.n. Los Angeles Los Pinetos Spring Canyon Trail. Comment
  UC723860  Amorpha californica var. californica K. Kneen 1933-5-14 Los Angeles Topanga Canyon Comment
  UC1211004  Amsinckia douglasiana Huron H. Smith 1912-5-1 4879 Los Angeles Eagle Rock Valley 152 Comment
  RSA177780  Amsinckia intermedia R. F. Thorne, P. Everett 1965-5-10 34496 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA190953  Amsinckia intermedia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36764 Los Angeles Santa Catalina Island: lower portion of Toyon Canyon 60 Comment
  RSA499939  Amsinckia intermedia Geo C. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island. Comment
  RSA166081  Amsinckia intermedia E. R. Blakley 1963-12-8 6411 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 15 Comment
  RSA499942  Amsinckia intermedia M. B. Dunkle 1931-4-22 2441 Los Angeles Santa Catalina Island. Summit roadside. Comment
  RSA614819  Amsinckia menziesii Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SBBG103921  Amsinckia menziesii var. menziesii D. Swinney 1993-3-22 2087 Los Angeles jct of Sierra Madre Ave and Valley Center, N of Sierra Madre 304 Comment
  CAS-BOT-BC227702  Amsinckia tessellata Steven R. Hill; Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  RSA525313  Amsinckia tessellata W. Wisura 1991-4-27 4470 Los Angeles Along Lancaster Road, NW of Munz Ranch Road. Antelope Valley. Comment
  UCR186908  Amsinckia tessellata var. gloriosa A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32030 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA465153  Anagallis arvensis Louis Greata 1900-9-23 s.n. Los Angeles Johnstone Ranch, near Oil well Garvanza. Comment
  SBBG58480  Anagallis arvensis M. N. Ackley -Apr-1928 795 Los Angeles Eagle Rock 182 Comment
  UCR220203  Anagallis arvensis R. G. Swinney 2009-4-3 10276 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA667597  Ancistrocarphus filagineus Steve Boyd, Lee Lenz 2001-5-2 10423 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  RSA602028  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1964-3-18 8425 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  UCR192587  Androsace elongata subsp. acuta A. C. Sanders 2008-4-10 34801 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
  UCR125948  Anemopsis californica A. C. Sanders, Mark Elvin 2002-6-19 25172 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
  UCR189987  Antennaria dimorpha R. G. Swinney 1998-6-12 6960 Los Angeles San Gabriel Mtns., 4.3 miles N of Big Pines Hwy (Hwy 2) at end of Rd. AB9, off Table Mtn. Rd., 1/4 mi. NE of end of AB9 1890 Comment
  RSA674555  Anthemis cotula Scott D. White 2000-6-24 8094 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  POM6040  Anthemis cotula Arthur M. Cleghorn 1902-6-20 44 Los Angeles Claremont. Comment
  SFV10454  Antirrhinum coulterianum M. L. Vincent 1965-5-27 653 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Cold Canyon road. 300 yards off highway. 300 Comment
  UC55199  Antirrhinum coulterianum unknown May 1903 5502 Los Angeles Redondo Comment
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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
  POM354839  Antirrhinum coulterianum N. C. Cooper 1949-6-29 4359 Los Angeles San Gabriel Canyon. 457 Comment
  RSA131027  Antirrhinum kelloggii Percy C. Everett, E. K. Balls 1959-6-2 23847 Los Angeles 1 mile NE of Entrance to Stokes Canyon 229 Comment
  SBBG108898  Aphanes occidentalis S. A. Junak 1997-3-13 SCl 768 Los Angeles head of E fork of first cyn E of Mosquito Cyn 350 Comment
  UC729774  Apiastrum angustifolium Carl B. Wolf 1932-5-12 3585 Los Angeles 1 1/2 mi from Little Harbor (on road to Isthmus, Santa Catalina Island); Santa Catalina Island 91 Comment
  RSA470375  Apiastrum angustifolium H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  SBBG59625  Apium graveolens R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  RSA470398  Apium graveolens L. C. Wheeler 1933-10-14 2173 Los Angeles San Gabriel Mountains, San Dimas Canyon 534 Comment
  RSA0025737  Apocynum androsaemifolium Duncan S. Bell, Caitlin Elam 2013-7-11 5348 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA0106571  Apocynum cannabinum R. G. Swinney 2011-6-23 15304 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  POM366919  Aquilegia formosa Elbert Benjamine 1929-5-26 178 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA225882  Arabis platysperma var. platysperma R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41064 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  RSA482611  Arabis platysperma var. platysperma Fred Burlew 1926-07 s.n. Los Angeles Mt Islip. Comment
  UCR203194  Arabis pulchra R. G. Swinney 2005-5-21 8260 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Jul 7 2020
  UCR4011  Arabis pulchra Val Chase 1965-4-12 38 Los Angeles Mojave Desert, 2 mi north of Pinyon Hills on road from Cajon to Palmdale (Hwy 138), roadside to the west 1220 Comment
  UCR190080  Aralia californica R. G. Swinney 1998-8-5 6634 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
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Sep 19 2020
  RSA632418  Arbutus menziesii Valerie L. Soza, LeRoy Gross 1999-7-15 630 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 822 Comment
  RSA188067  Arctostaphylos catalinae R. F. Thorne 1966-4-29 36318 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 411 Comment
  RSA626827  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-30 15863 Los Angeles Highway 39, 1 km northwest of Crystal Lake Recreation. 1700 Comment
  RSA636833  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22122 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  UCR256542  Arctostaphylos glandulosa subsp. gabrielensis Anuja Parikh, Nathan Gale 2011-6-18 3486 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, just west of Angeles Forest Hwy, 0.7 km south-southeast of Aliso Canyon Road 1331 Comment
  RSA367300  Arctostaphylos glauca L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon Comment
  RSA631616  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15666 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  SD52454  Arctostaphylos glauca Benjamin C. Stone Oct 1952 190 Los Angeles San Gabriel Mtns., San Dimas Canyon 609 Comment
  RSA597120  Arctostaphylos parryana T. S. Ross 1990-6-22 s.n. (post 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA634715  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15047 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA635097  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20354 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635101  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20483 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA635104  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20470 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA635250  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20648 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  SD232673  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. 242 Comment
  UCR129659  Arenaria douglasii F. R. Fosberg 1931-4-29 S- 04721 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC2026384  Arenaria macradenia var. kuschei Steve Boyd, Laura Moore, M. Wall 1997-7-24 10019 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  UC8109  Arenaria macradenia var. macradenia H. M. Hall 1899-6-1 1276 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  POM342  Arenaria serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont. 366 Comment
  SFV21452  Aristida purpurea var. parishii L. Gross, V. Soza, S. Tessel 2001-6-4 400 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  SBBG17978  Artemisia californica E. R. Blakley 1963-4-8 5554 Los Angeles ridge S of Avalon Valley above Avalon Terrace 243 Comment
  SBBG95457  Artemisia californica M. B. Dunkle 1928-10-14 2015 Los Angeles Renton Mine Comment
  CATA334  Artemisia douglasiana Mark L. Hoefs 1973-7-13 373 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  UCR239951  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC93862  Artemisia dracunculus Joseph Ewan 1934-8-11 8338 Los Angeles Chilao, San Gabriel Mts. 1645 Comment
  SBBG11028  Artemisia nesiotica R. Moran 1958-9-15 6833 Los Angeles cyn 1.8 mi SE of Eel Pt 100 Comment
  POM182392  Artemisia tridentata subsp. parishii Joseph A. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley. Comment
  SBBG13536  Arthrocnemum subterminale E. R. Blakley 1961-9-23 4728 Los Angeles base of Ballast Pt, Catalina Harbor Comment
  UC277071  Asclepias californica I. Johnston 1917-6-20 1266 Los Angeles Baldy Lookout of USFS San Antonio Mts. 2133 Comment
  UC1584719  Asclepias eriocarpa Tim Ross, Annette Ross 1991-6-3 5547 Los Angeles Elephant Hill, e from e ridge summit, west Pomona Pomona 304 Comment
  SBBG109026  Asphodelus fistulosus S. A. Junak 1996-5-17 SCl 483 a Los Angeles NE portion of island, E of SE end of airfield runways, just N of upper portion of rd to Dolphin Bay, ca. 0.07 mi E of SE end of Perimeter Rd 48 Comment
  RSA417671  Aster greatae Fordyce Grinnell Jr. 1915-9-4 3119 Los Angeles Above Arroyo Seco-West Fork Divide. Comment
  UCR95756  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  UC903401  Astragalus didymocarpus Lois E. James 1946-4-25 1747 Los Angeles along the railroad tracks at Acton (Soledad Canyon); , Acton Comment
  JEPS54633  Astragalus didymocarpus var. didymocarpus J. B. Davy May 9 1896-May 24 1896 2629 Los Angeles Cienga in Leonis Valley (western Mohave Desert); , Cienega in Leonis Valley Comment
  UCR124425  Astragalus douglasii B. C. Templeton 1932-5-31 4845 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA230656  Astragalus douglasii var. douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38537 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA799807  Astragalus douglasii var. douglasii Pam De Vries 2013-4-3 7823 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
  RSA756091  Astragalus douglasii var. douglasii Orlando Mistretta, Christine Mistretta 2008-4-13 2437 Los Angeles Southern California transmission line tower (Segment 6, structure 14 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1116 Comment
  UCR96150  Astragalus gambelianus B. G. Pitzer 1996-4-21 2718 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
  SD46411  Astragalus lentiginosus var. variabilis P. C. Everett, E. K. Balls 1956-5-9 21564 Los Angeles 6.0 miles south of Lancaster, Highway 6. 760 Comment
  SBBG12323  Astragalus miguelensis P. H. Raven 1962-7-11 18012 Los Angeles Wilson Cove 60 Comment
  RSA0006818  Astragalus miguelensis F. W. Peirson 1923-4-8 3467 Los Angeles On south side of San Clemente Island. Comment
  RSA305040  Astragalus trichopodus var. phoxus P. H. Raven 1960-4-12 15024 Los Angeles Mulholland Drive 3.1 miles west of Las Virgines Road. 274 Comment
  RSA415416  Astragalus trichopodus var. phoxus N. C. Cooper 1945-5-1 2213 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  UCR192020  Atriplex A. C. Sanders 2008-4-16 34907 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  CAS-BOT-BC334477  Atriplex amnicola R. E. Riefner, Jr. 2013-1-5 13 -9 Los Angeles Los Angeles, Dockweiler State Beach, vicinity Vista Del Mar Blvd. at Imperial Hwy 14 Comment
  UC1784347  Atriplex amnicola H. C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach Comment
  CAS-BOT-BC170616  Atriplex argentea Ralph Hoffmann 1931-9-28 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC168275  Atriplex canescens var. canescens Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  UCR282220  Atriplex glauca Dan S. Cooper 2016-4-8 416- 21 Los Angeles Palos Verdes Peninsula, Palos Verdes Dr. at Narcissa Ln. 49 Comment
  POM213071  Atriplex johnstonii C. B. Wolf 1930-12-23 5740 Los Angeles Sun sandy soil of coastal bluffs at Playa del Rey. Upper Sonoran Zone 10m. W. of Vista del Mar St. & 2.5 m. so. of no. curb of Freeman St. 30 Comment
  POM265716  Atriplex lentiformis subsp. breweri J. C. Roos 1942-9-12 1724 Los Angeles Northwest of Santa Monica. Comment
  LA212445  Atriplex leucophylla R Thille; C. Haines 1965-4-4 s.n. Los Angeles Near LA-Ventura county line. Comment
  CAS-BOT-BC176354  Atriplex parryi Roxana S. Ferris 1918-6-12 913 Los Angeles In streets, Lancaster Comment
  SBBG72566  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CATA711  Atriplex semibaccata Mark L. Hoefs 1991-5-3 1211 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  UCR125267  Atriplex suberecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25511 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
  SBBG80318  Atriplex watsonii F. C. Boutin 1967-4-23 11626 Los Angeles N end of island at W end of airfield runway Comment
  UCSB52776  Atriplex watsonii Boutin, F. 1967-4-23 Los Angeles San Clemente Island: N end of islant; at the W end of air field runway Comment
  LA11000  Avena barbata D. Dunn; 1941-3-15 857 Los Angeles N Figueroa and Ave 50 Highland Park Comment
  RSA385388  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  UCR125390  Avena barbata A. C. Sanders, Mark Elvin 2003-3-5 25733 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  LA103303  Avena barbata Barry A. Prigge; 1986-3-19 6927 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  SEINET7047907  Avena barbata Steven R. Hill, Kate Kramer 2001-4-22 33356 Los Angeles North side of San Gabriel Mountains, south side of Antelope Valley, Johnson Road, 6.2 miles north-northeast of junction with Elizabeth Lake Road, 3 miles south of junction of Avenue I and 110th Street West. Elevation about 3080 feet. Comment
  SDSU760  Avena fatua Gerald Collier 1951-5-12 Los Angeles Along P.E. railroad tracks, Rosemead CA - 1 mile west of El Monte Comment
  RSA602596  Azolla filiculoides Louis Cutter Wheeler 1946-12-14 6446 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  LA88394  Baccharis pilularis O. H. Kappler; 1948-12-5 1812 Los Angeles Santa Monica Mountains, Cold Creek, N-side of summit, Las Flores-monte Nido Road 365 Comment
  POM350400  Baccharis pilularis F. R. Fosberg 1931-7-11 7203 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  RSA522972  Baccharis pilularis Timothy S. Ross 1991-2-23 4083 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  RSA760716  Baccharis pilularis R. G. Swinney 2008-12-4 9932 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR88681  Baccharis pilularis Scott D. White 1995-10-19 3695 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  LA203017  Baccharis salicifolia W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  SFV3744  Baccharis salicifolia M. L. Vincent 1962-10-4 300 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. Beside dry stream bed. 475 Comment
  UCR212824  Baccharis salicifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1835 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA85319  Berberis aquifolium var. aquifolium F. W. Peirson 1943-5-15 13462 Los Angeles along small stream bed immediately south and above Big Pines Center 2133 Comment
  RSA311436  Berberis nevinii Kerry Knudsen 1976-11-22 s.n. Los Angeles Near corner of Arroyo Blvd. and Washington, Pasadena Comment
  UCR78119  Berberis nevinii Wandalee Thompson 1964-4-11 01 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  UC205764  Berberis pinnata D. L. Crawford 1915-8-14 Los Angeles mts near Claremont Comment
  RSA652837  Bloomeria crocea Roxanne Smith 1991-5-12 25 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  RSA653916  Bloomeria crocea Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 901 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  RSA367443  Bloomeria crocea var. crocea Harry Bayer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  CAS-BOT-BC15863  Boechera arcuata John Thomas Howell 1930-5-18 5171 Los Angeles San Gabriel Mountains. Pacoima Canyon. Comment
  UC1871064  Bolboschoenus maritimus subsp. paludosus T. S. Ross 1993-4-20 6824 Los Angeles Santa Catalina Island; NE side of Little Harbor near the outlet of Little Springs Canyon drainage. Comment
  UCR202517  Boschniakia strobilacea R. G. Swinney 2001-8-9 8021 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  SBBG20575  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  RSA674584  Boykinia rotundifolia Scott D. White 2000-8-25 8124 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  RSA733177  Boykinia rotundifolia R. G. Swinney 1998-8-5 6667 Los Angeles Fish Fork of San Gabriel River, c. 200 m east of confluence with East Fork. 1037 Comment
  UC586876  Boykinia rotundifolia Joseph Andorfer Ewan 1934-8-2 8478 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon (at foot of Baldy Trail) 1371 Comment
  UCR192845  Boykinia rotundifolia R. G. Swinney 1998-8-6 6711 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UCR202569  Brassica fruticulosa Justin M. Wood, Brandy N. Wood 2009-1-2 270 Los Angeles San Gabriel Mountains, Evey Canyon, trail to Potato Mountain 793 Comment
  SBBG31218  Brassica geniculata R. F. Thorne 1966-9-11 36639 Los Angeles lower Middle Ranch Cyn, ca. 0.75 mi above Ben Weston Beach 53 Comment
  UCR178393  Brassica geniculata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  RSA0043289  Brassica kaber var. pinnatifida William W. Baker 1974-3-25 s.n. Los Angeles Along Ventura Blvd. just W of Winnetka Ave. 243 Comment
  LA210054  Brassica rapa D. Dunn; 1941-2-22 687 Los Angeles 1 block S of Santa Monica Blvd on Westwood Blvd, West L.A Comment
  RSA599969  Brassica rapa L. C. Wheeler 1968-3-21 s.n. Los Angeles Glendora Ridge Truck Trail; T1N R10W S24, SW/4, NE/4 610 Comment
  SEINET10626304 Image available Brassica rapa Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3792 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCR206528  Brassica rapa A. C. Sanders, T. B. Salvato 2009-5-20 36855 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA0021014  Brickellia californica Duncan S. Bell, Caitlin Elam 2013-7-11 5361 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA522935  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3295 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  UC1605496  Brickellia californica Tim Ross 1990-8-17 3182 Los Angeles near spring in draw just s. Camp Lupine (s. side of Prairie Fork); San Gabriel Mts., Mt. San Antonio 7.5' Quad. 2023 Comment
  CAS-BOT-BC106146  Brickellia nevinii Louis A. Grenta 1901-5-1 s.n. Los Angeles Santa Monica Range Comment
  SD253372  Brickellia nevinii R. G. Swinney 2011-11-3 16000 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wildon Trail, 1-2 miles up from trailhead in town of Sierra Madre. 548 Comment
  UCR151221  Brickellia nevinii Scott D. White 2000-10-22 8138 Los Angeles Transverse Ranges; San Gabriel Mountains, Cismontane slope; San Antonio Canyon north of Shinn Rd. (=Mountain Ave.) crossing 793 Comment
  RSA515129  Brodiaea kinkiensis Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -3 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  RSA600162  Bromus arenarius Steve Boyd, Lauren Raz 1997-5-1 9654 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
  RSA624639  Bromus arizonicus L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA188517  Bromus carinatus var. carinatus R. F. Thorne, John Olmstead 1965-8-26 35386 Los Angeles San Gabriel Mountains 2011 Comment
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Jun 16 2015
  RSA598089  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3786 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  RSA611065  Bromus carinatus var. carinatus L. C. Wheeler 1970-5-4 s.n. Los Angeles 55 E. Pine Street, Altadena. Comment
  LA13687  Bromus catharticus A. M. Johnson; 1937-11-12 103 Los Angeles between Venice and Pico Comment
  POM364043  Bromus catharticus Robert Gustafson 1981-4-29 2229 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG56602  Bromus diandrus M. N. Ackley 1926-1 Los Angeles Eagle Rock Comment
  SFV21855  Bromus diandrus J. N. Hogue 2011-3-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  UCD58581  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  RSA702155  Bromus grandis Michael Honer 2004-6-22 1988 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  LA98902  Bromus hordeaceus E. R. Hobbs; 1978-4-23 78 -167 Los Angeles Sand Canyon, W Santa Clara River Valley Comment
  UC1109358  Bromus hordeaceus Peter H. Raven 1962-5-8 17599 Los Angeles San Clemente Island, at s end of Seal Cove Seal Cove; San Clemente Island, Seal Cove 15 Comment
  CATA589  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1030 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  SBBG128298  Bromus madritensis subsp. rubens M. L. Hoefs 1991-4-8 1073 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  SD253333  Bromus madritensis subsp. rubens R. G. Swinney 2011-3-26 14221 Los Angeles San Gabriel Mountains: San Dimas Experminetal Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  LA13837  Bromus madritensis subsp. rubens Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UC934028  Bromus racemosus H. L. Cogswell 1951-5-8 89 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 454 Comment
  CAS-BOT-BC161861  Bromus rubens s.n. Los Angeles Pasadena. Comment
  RSA594983  Bromus rubens Mark Hoefs, R. F. Thorne 1992-4-1 1735 Los Angeles Santa Catalina Island: past isthmus, just before Emerald Bay. 15 Comment
  RSA623782  Bromus rubens A. Stephenson 1965-5-9 10 Los Angeles 1/4 mile along Arroyo Seco Trail past Lower Switzer Campground, Angeles National Forest, [San Gabriel Mountains]. 1381 Comment
  RSA719091  Bromus rubens Naomi Fraga, Jorge Arriaga 2002-4-28 76 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. S slope of Box Canyon. Comment
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  CHSC35832  Bromus tectorum James Henrickson 1979-5-18 18113 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; flats S of creek. 402 Comment
  RSA0106864  Bromus tectorum R. G. Swinney 2011-8-5 15610 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  SEINET13387006 Image available Bromus tectorum R. G. Swinney 2011-1 15225 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  UCSB49805  Bromus tectorum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Canyon Rd, 0.3 mi S of jct with State Highway 14 914 Comment
  UCR190433  Calandrinia breweri R. G. Swinney 2000-5-6 7670 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  UCR126594  Calandrinia ciliata A. C. Sanders 2003-4-16 26022 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  POM783  Calandrinia ciliata R. D. Williams 1902-4-20 s.n. Los Angeles Claremont, below park. Comment
  RSA232801  Calandrinia ciliata R. F. Thorne 1966-4-16 36072 a Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  UC557716  Calandrinia ciliata Nell Murbarger 1936-3-1 108 Los Angeles mesa summit in ravines San Clemente Island Comment
  RSA251444  Callitriche marginata R. F. Thorne 1966-4-17 36088 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  HSC15327  Calochortus albus C. S. Apperson 1966-5-20 Los Angeles Tapia Park area near Malibu Canyon in the Santa Monica Mtns. Comment
  SEINET3154065  Calochortus catalinae G. B. Grant, W. Wheeler 1904-1 Error Los Angeles Santa Catalina Island, Pacific Ocean Comment
  RSA658598  Calochortus clavatus var. clavatus D. E. Bramlet, Sandy Leatherman, Scott D. White, A. O'Neal 2001-4-24 3088 Los Angeles Castaic State Recreation Area. East of the lake and north of the mouth of Grasshopper Canyon. 548 Comment
  SD121023  Calochortus clavatus var. clavatus Linda Allen, Michael Curto 1986-5-22 297 Los Angeles Three individuals at junction of un-named tributary to Malibu Creek and Malibu Creek Road, Malibu Creek State Park. 198 Comment
  RSA618697  Calochortus clavatus var. gracilis Scott D. White, Sandy Leatherman 1998-5-19 6518 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
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  UCR205893  Calochortus kennedyi R. G. Swinney 2008-5-5 8754 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  SD134561  Calochortus kennedyi Craig Reiser 1991-5-6 Los Angeles Common on ridgeline, Palmdale, Verde Ridge. (IPB 3/08) Comment
  UCR149884  Calochortus palmeri R. G. Swinney 1999-6-18 7327 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  POM258742  Calochortus plummerae Marion Ownbey, Ruth P. Ownbey 1938-6-27 1666 Los Angeles Mouth of Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA0120931  Calochortus plummerae Enoc Zuniga 2017-6-5 s.n. Los Angeles Bell Canyon: found at top of mountain in private land. Approx. 600 ft east of County line and 1/2 mile north of Bell Canyon. 480 Comment
  RSA377430  Calochortus splendens M. B. Dunkle 1931-4-22 2451 Los Angeles Little Canyon (Cape), Catalina Island. Comment
  JEPS61725  Calochortus splendens Frank W. Peirson 1918-6-12 8 Los Angeles e of Rubio Canyon Comment
  SD230272  Calyptridium monospermum V. W. Steinmann 1996-6-17 916 Los Angeles San Gabriel Mountains: 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
  CAS-BOT-BC221398  Calystegia longipes Tim Ross; Steve Boyd 1992-7-5 6623 Los Angeles Liebre Mountains. Red Mountain: between the Red Mtn summit area and the 3704-foot knoll to the SE of it 1109 Comment
  CAS-BOT-BC224319  Calystegia macrostegia subsp. amplissima Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island. Northwest Harbor 15 Comment
  SBBG98626  Calystegia macrostegia subsp. amplissima T. Ross 1991-5-20 5351 Los Angeles ca. 5500 ft S of Wilson Cove settlement; 2500' NW of 750' Benchmark 185 Comment
  POM3590  Calystegia macrostegia subsp. arida P. A. Munz 1918-5-16 2241 Los Angeles Claremont Comment
  LA30262  Calystegia macrostegia subsp. cyclostegia Mary V. Hood; 1944-5-7 44 31 k Los Angeles Santa Monica Mountains, Top of grade above Monte Nido 304 Comment
  POM66004  Calystegia macrostegia subsp. intermedia L. R. Abrams 1903-3-8 3106 Los Angeles Hills near Inglewood Comment
  RSA580957  Calystegia macrostegia subsp. intermedia Jamie Kneitel, Walter Appleby 1994-4-28 44 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  POM155813  Calystegia macrostegia subsp. macrostegia M. B. Dunkle 1928-4-21 1866 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  CHSC35110  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1972-6-1 3043 Los Angeles Along Hwy N2, northwest of Lake Hughes; at Pine Canyon Roadside Rest, just SE of Pine Canyon Forest Station. Comment
  LA204761  Calystegia occidentalis subsp. fulcrata D. Bradbury; Gloria Bradbury 1970-7-17 345 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  RSA563512  Calystegia peirsonii T. S. Ross, S. D. Boyd 1993-6-30 7384 Los Angeles 500 m NNW of May Canyon Saddle. 978 Comment
  SD38592  Calystegia soldanella Edith A. Purer 1932-3-12 2848 Los Angeles El Segundo. 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
  POM12285  Camissonia bistorta F. L. Robinson 1921-4-15 37 Los Angeles Claremont. Comment
  RSA578299  Camissonia bistorta Tim S. Ross, Steve D. Boyd 1994-5-4 7618 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  UCR219906  Camissonia bistorta R. G. Swinney 2009-4-17 10385 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  RSA547425  Camissonia bistorta Tim S. Ross 1992-5-17 6351 Los Angeles 164 degrees, ca 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  UCR193667  Camissonia boothii R. G. Swinney 1999-6-28 7425 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  POM50067  Camissonia boothii subsp. decorticans W. R. Dudley, F. H. Lamb 1896-6-12 4438 Los Angeles Gorman's Station Comment
  RSA590822  Camissonia boothii subsp. decorticans Orlando Mistretta 1992-5-8 292 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  RSA562002  Camissonia californica Blanche Trask 1897-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR179257  Camissonia californica R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon 366 Comment
  RSA596065  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-5-9 9395 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA713247  Camissonia campestris subsp. campestris LeRoy Gross 2005-5-3 2225 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA448941  Camissonia claviformis subsp. aurantiaca Ora M. Clark 1929-3-30 1931 Los Angeles s.w. Lancaster. Comment
  POM212255  Camissonia graciliflora G. H. True 1935-3-27 168 Los Angeles City Ranch, 4 miles W of Palmdale Comment
  UC557684  Camissonia guadalupensis subsp. clementina Nell Murbarger April, 1936 154 Los Angeles s and w sides of island San Clemente Island (on benches near ocean) Comment
  UCR155393  Camissonia hirtella A. C. Sanders, T. B. Salvato 2005-5-24 30264 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  HSC87157  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA240685  Camissonia micrantha Donald R. Bissing 1973-5-18 83 Los Angeles Evey Canyon, San Gabriel Mountains: On s.w. side of canyon near mouth of canyon. 707 Comment
  UCR131401  Camissonia micrantha Alison Lipman 1998-5-28 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
  POM126851  Camissonia pallida subsp. pallida Jos. Burtt Davy 1896-05 2529 Los Angeles Antelope Valley. Comment
  UC69646  Camissonia strigulosa T. W. Minthorn 3 Los Angeles Los Angeles Comment
  UCR282669  Camissonia strigulosa Dan S. Cooper 2017-4-13 417- 25 Los Angeles Cornell Road south of Agoura Rd., just east of Medea Creek 253 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
  CHSC8282  Camissoniopsis bistorta Edward L. Smith 1957-4-18 206 Los Angeles In a wash, Pomona College, Claremont. 365 Comment
  UC20426  Camissoniopsis bistorta J. H. Barber 1897-1-29 42 Los Angeles Ballona Hills Comment
  SDSU3346  Camissoniopsis cheiranthifolia subsp. suffruticosa H. Wedberg 1958-5-1 576 Los Angeles Near the east end of Killgore Street, on the sand dunes, Playa del Rey. 50 Comment
  UCD103471  Camissoniopsis ignota Daryl Koutnik 1978-3-16 120 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  CAS-BOT-BC160535  Camissoniopsis lewisii Le Roy Abrams 1901-4-1 1192 Los Angeles Ballona Harbor Comment
  SD1967  Cardamine Ruth B. Randall 1928-8-1 246 Los Angeles Big Tejunga Canyon. Comment
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Jul 10 2010
  RSA484618  Cardamine californica var. integrifolia F. R. Fosberg 1932-1-26 7408 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA646996  Cardamine oligosperma LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 183 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34 deg 11' 12.2'' W 118 deg 12' 39.0''. 487 Comment
  UC159223  Cardaria draba Theodore W. Minthorn 1910-10-9 5 Los Angeles Los Angeles Comment
  RSA441722  Cardionema ramosissimum Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  UCR210343  Carex R. G. Swinney 2008-10-16 9596 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
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Sep 12 2018
  RSA0045414  Carex Wendy Boes, Andrew Wheeler 2009-7-13 2009 -047 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  POM1430  Carex alma I. M. Johnston 1917-5-13 27 -D Los Angeles El Monte. 122 Comment
  RSA732939  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles Upper Fish Fork San Gabriel River, c.1.3 air mi. ESE of Upper Fish Fork Campground. 2268 Comment
  SEINET11156995 Image available Carex athrostachya R. G. Swinney 1999-1 7664 Los Angeles Comment
  CAS-BOT-BC21310  Carex fracta J. Ewan 1936-7-22 9796 Los Angeles San Gabrel Mountains. Big Pines Meadow. 2072 Comment
  UCR271988  Carex heteroneura R. G. Swinney 2011-6-20 15216 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  SBBG121658  Carex praegracilis S. D. White, A. Warniment 2006-7-7 11613 Los Angeles Gorman Crk, NE of Interstate 5 1037 Comment
  UC1971608  Carex schottii Louis C. Wheeler 1968-7-3 s.n. Los Angeles SAN GABRIEL MOUNTAINS: North side of Bichota Canyon, east of heliport. Comment
  RSA88854  Carex tumulicola F. W. Peirson 1923-4-10 3417 Los Angeles San Clemente Island: canyon running south from summit. Comment
  PASA994  Castilleja Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  UCR273749  Castilleja affinis R. G. Swinney 2011-6-15 15177 A Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  JEPS27070  Castilleja applegatei subsp. martinii Gale Sphon 1959-6-27 384 Los Angeles Icy Springs San Gabriel Mts., Angeles National Forest, Big Rock Canyon Comment
  POM250372  Castilleja applegatei subsp. martinii I. W. Clokey, E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon. Comment
  RSA597016  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3809 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  CATA235  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 228 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  UCR126591  Castilleja exserta A. C. Sanders 2003-4-17 26069 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  SBBG120063  Castilleja exserta A. C. Sanders, M. Elvin 2003-4-14 25978 Los Angeles Newhall Ranch, ca. 0.4 mi N of Hwy 126, W of Castaic Crk and N of its confluence with the Santa Clara river, ca. 0.6 mi S of Commerce Center Dr along Franklin Parkway, vicinity of large water tank 305 Comment
  RSA598587  Castilleja foliolosa Louis C. Wheeler 1967-5-24 9728 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  UC450908  Castilleja foliolosa Fay A. MacFadden 1931-3-17 Los Angeles Tuna Canyon; Verduga Hills Comment
  UC885215  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4484 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  LA211073  Castilleja foliolosa Arthur C. Gibson; Tarja Sagar 2010-1-26 5275 Los Angeles Northern boundary of Simi Hills above Hwy 118, Chatsworth. Comment
  CAS-BOT-BC243784  Castilleja gleasoni Rimo Bacigalupi 1953-6-15 4204 Los Angeles On slopes just below summit of Mt. Gleason, 16.0 miles east of beginning of Mendenhall Ridge Forest Service Road, Angeles National Forest 2103 Comment
  NY68088  Castilleja gyroloba F. W. Pennell 1940-4-18 25140 Los Angeles Route 99, near Oak Flat Camp. 853.4 Comment
  POM153323  Castilleja linariifolia Philip A. Munz, I. M. Johnston 1928-9-4 11164 Los Angeles North of Rock Creek, Mohave Desert. 1006 Comment
  RSA580093A  Castilleja minor subsp. spiralis Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8113 Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  RSA587256  Castilleja minor subsp. spiralis Orlando Mistretta 1994-5-13 1206 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  RSA595580  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 45 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  RSA652661  Castilleja minor subsp. spiralis Marion P. Harthill 1972-4-8 639 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  UC284277  Castilleja plagiotoma P. A. Munz 1923-5-27 6878 Los Angeles Big Rock Creek; San Gabriel Mts. 1295 Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  NY42931  Caulanthus coulteri var. coulteri J. B. Walker 1995-3-30 1301 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  UC10398  Caulanthus inflatus Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  UCR247282  Ceanothus Dan S. Cooper 2013-3-17 313- 50 Los Angeles Los Angeles, Elysian Park, east of baseball fields, near Angels Point Rd. 220 Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  CAS-BOT-BC48725  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles On trail between Sierra Madre and Santa Anita Canyon Comment
  CAS-BOT-BC48756  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway 993 Comment
  RSA398871  Ceanothus crassifolius Robert M. Perkins 1935-3-24 26 Los Angeles San Antonio Canyon. [San Gabriel Mountains] Comment
  RSA398874  Ceanothus crassifolius Edwin Kline 1926-5-9 s.n. Los Angeles Tujunga Canyon. Comment
  RSA729300  Ceanothus greggii var. vestitus R. G. Swinney 1998-7-2 6207 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC1070660  Ceanothus greggii var. vestitus H. A. Jensen 1933-5-24 309 Los Angeles Middle Fork of Alder Creek 1524 Comment
  CAS-BOT-BC50149  Ceanothus integerrimus Geo. B. Grant 1904-5-17 149 Los Angeles Mt. Wilson, So. Calif. 1828 Comment
  LA52231  Ceanothus integerrimus Sharon Johnston; 1957-3-3 M- 300 Los Angeles Tuna Canyon 1/2 mi from US 101 30 Comment
  RSA658364  Ceanothus integerrimus Naomi Zohman 1985-4-28 6 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  CAS-BOT-BC50556  Ceanothus leucodermis Geo. B. Grant April 14, ? s.n. Los Angeles Arroy Seco Comment
  CAS-BOT-BC50592  Ceanothus leucodermis Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Sierra Madre Mts. 1524 Comment
  LA30345  Ceanothus leucodermis Mary V. Hood; 1939-5-29 39- 54 -k* Los Angeles San Gabriel Mountains, Chilao Flats 1584 Comment
  RSA679916  Ceanothus leucodermis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 925 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  UCR141367  Ceanothus leucodermis R. G. Swinney 1997-8-19 5813 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  RSA725912  Ceanothus megacarpus var. insularis Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 432 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  UCR65263  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S- 04816 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  CAS-BOT-BC51420  Ceanothus megacarpus var. megacarpus Joseph Andorfer Ewan 1932-2-27 7024 Los Angeles Mandeville Canyon, Santa Monica Mts. 304 Comment
  LA52227  Ceanothus megacarpus var. megacarpus Sharon Johnston; 1957-3-3 M- 302 Los Angeles Santa Monica Mountains, La Tuna Canyon, Tuna Canyon 1/2 way to top of ridge 152 Comment
  CAS-BOT-BC50490  Ceanothus oliganthus W. R. Dudley 1907-1-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  UCR271654  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-3-26 14200 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
  RSA702181  Ceanothus oliganthus var. oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UC1070912  Ceanothus oliganthus var. oliganthus R. St. John 1930-2-14 94 Los Angeles Gavin Canyon Santa Susana quad. (Plot #23.) 609 Comment
  RSA762411  Ceanothus oliganthus var. oliganthus Orlando Mistretta, Christine Mistretta 2008-5-9 3010 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  CAS-BOT-BC63345  Ceanothus spinosus Edith Abigail Purer 1935-5-11 6564 Los Angeles Malibou Rd., Santa Monica Mountains. Comment
  HSC18381  Ceanothus spinosus D. E. Anderson 1966-4-6 47 Los Angeles 1.0 mi S of Topanga on Hwy. 27 Comment
  RSA1139  Ceanothus spinosus E. R. Johnson 1929-3-31 1252 Los Angeles Mulholland Drive. Comment
  OBI44915  Ceanothus vestitus David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20065 Los Angeles San Gabriel Mts. Along Big Pine hwy W of Jackson Lake Comment
  RSA188186  Centaurea cineraria R. F. Thorne 1965-7-23 35016 Los Angeles Santa Catalina Island. Hamilton Canyon side N of Descanso Canyon. 61 Comment
  SBBG105359  Centaurea melitensis H. L. Ferguson 1979-6-11 3 Los Angeles San Clemente Island 215 Comment
  SEINET3146185  Centaurea melitensis G. B. Grant 153 Los Angeles Pasadena Comment
  UCR102383  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, California State University, Long Beach Comment
  SEINET12281525  Centaurium venustum I. W. Clokey, Templeton, B. 1929-1 4574 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA605825  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  RSA0135654  Centrostegia thurberi David E. Bramlet 2016-6-2 5315 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA713723  Centrostegia thurberi LeRoy Gross 2005-4-28 2136 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
  SBBG13300  Cerastium glomeratum M. A. Piehl 1962-6-10 62395 Los Angeles cyn E of Thirst 304 Comment
  UCR167316  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 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
  POM172  Cerastium glomeratum Helen Ward s.n. Los Angeles Claremont. 365 Comment
  POM199706  Cercocarpus betuloides I. W. Clokey, Bonnie C. Templeton 1929-07 4596 Los Angeles Mandeville Canyon. 300 Comment
  CAS-BOT-BC142114  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3505 Los Angeles Avalon Canyon, above the last almond orchard - Santa Catalina Island 121 Comment
  RSA0095251  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-5-6 14591 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA600578  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1962-6-30 8159 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA656567  Cercocarpus betuloides var. betuloides James Henrickson 2000-4-29 20731 Los Angeles Ca. 2 miles E of La Cresenta along Angeles Crest Highway ca. 2-5 miles NE of the 210 Freeway, in Angeles National Forest 1067 Comment
  UC187678  Cercocarpus betuloides var. blancheae Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UC453983  Cercocarpus betuloides var. blancheae I. J. Condit 1908-6-29 Los Angeles Santa Catalina Island Comment
  UCD22491  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 220 Los Angeles Santa Monica Mountains. On Decker Rd., 1 mile north of junction of Mulholland Hwy. and Decker Rd. Comment
  UCR141041  Cercocarpus ledifolius June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA733566  Cercocarpus ledifolius var. ledifolius R. G. Swinney 1998-8-13 6735 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UCR200185  Chaenactis artemisiifolia Valerie Soza, Laura A. Moore 2000-5-10 839 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 579 Comment
  RSA003816  Chaenactis artemisiifolia Fay A. MacFadden 1929-06 1992 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA0113432  Chaenactis fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7535 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
  UCR119738  Chaenactis fremontii B. G. Pitzer 1998-5-12 3679 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  JEPS30577  Chaenactis fremontii Donald M. Kyhos 1957-4-30 57 -122 Los Angeles 5 mi below summit of Goode Pass Comment
  RSA732928  Chaenactis glabriuscula R. G. Swinney 2000-5-20 7695 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  UCR192579  Chaenactis glabriuscula A. C. Sanders 2008-4-10 34821 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
  CAS-BOT-BC277349  Chaenactis glabriuscula var. glabriuscula Grant 1898-4-12 5733 Los Angeles Lincoln Park Comment
  UC221537  Chaenactis glabriuscula var. glabriuscula A. D. E. Elmer 1902-6-1 3702 Los Angeles Acton Comment
  SD113076  Chaenactis glabriuscula var. lanosa Darley F. Howe 1915-4-1 60 Los Angeles Claremont Comment
  UCR206274  Chaenactis santolinoides R. G. Swinney 2008-6-10 8991 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  UCR281876  Chaenactis stevioides Mitch Provance 2010-5-20 510- 17 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UCR220252  Chaenactis xantiana R. G. Swinney 2009-4-28 10512 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  CAS-BOT-BC26672  Chaetopappa lyonii William S. Lyon 1884-1-1 685 Los Angeles Palos Verdes Mt. (near San Pedro) Comment
  LA104161  Chamaebatia australis T. Thomas; 1982-4-9 441 Los Angeles Comment
  SFV2104  Chamaesyce maculata M. L. Vincent 1962-5-25 254 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. 260 Comment
  RSA647792  Chamaesyce melanadenia LeRoy Gross, Laura Moore 2000-6-5 209 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA600224  Chamaesyce prostrata L. C. Wheeler 1960-7-9 7773 Los Angeles Duarte. 441 Pamela Street. Comment
  RSA628321  Chamaesyce serpens L. C. Wheeler 1970-8-1 s.n. Los Angeles NW corner of Olympic and Soto St. Los Angeles. Comment
  RSA70396  Chamaesyce serpillifolia F. W. Peirson 2039 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA616712  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  RSA795202  Chamaesyce serpillifolia subsp. serpillifolia Jane Tirrell 2012-8-3 LS 0145 - Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2308 Comment
  RSA612223  Cheilanthes covillei L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA685720  Cheilanthes covillei Samuel R. Tyson 1942-4-9 s.n. Los Angeles San dimas Cayon 1372 Comment
  CAS-BOT-BC68144  Cheilanthes newberryi Louis C. Wheeler 1932-2-3 442 Los Angeles Puddingstone, Canyon, San Jose Hills 243 Comment
  UCR210071  Chenopodium A. C. Sanders 2009-11-6 37216 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR214611  Chenopodium album A. C. Sanders, Dan S. Cooper 2010-3-12 37351 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA478378  Chenopodium album Gertrude Dunn 1931-3-28 s.n. Los Angeles Palos Verdes Comment
  SBBG65291  Chenopodium berlandieri R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  RSA478444  Chenopodium berlandieri var. sinuatum Robert Gustafson 1980-9-16 1906 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA478457  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Vacant lot, Glendale Comment
  CDA3041  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon 1/5 miles due east of the confluence of Lucas Creek; Angeles Forest Highway. Comment
  POM12255  Chenopodium californicum F. L. Robinson 1921-4-15 34 Los Angeles North of Claremont. Comment
  SBBG96683  Chenopodium californicum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4266 Los Angeles lower half of China Cyn, W side Comment
  UC1136400  Chenopodium californicum Jerome S. Horton 1936-4-17 287 Los Angeles old road n Flume #10; Pomona Quadrangle, Monroe Watershed, Monroe Canyon 609 Comment
  UCD97949  Chenopodium californicum Richard Bates 1949-4-1 s.n. Los Angeles Faculty Hill, UCLA campus, Westwood. Comment
  RSA527584  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4361 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UC1394442  Chenopodium leptophyllum H. A. Wahl 1966-8-26 21758 Los Angeles 1 mi w Big Pines 2133 Comment
  UC56058  Chenopodium murale J. H. Barber 1897-5-12 152 Los Angeles Santa Monica Forestry Station Comment
  UC1215191  Chenopodium murale Peter H. Raven 1962-5-9 17645 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  RSA624642  Chenopodium pumilio L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  UCD77537  Chorizanthe Robert E. Preston 1998-6-19 1150 Los Angeles Mint Canyon, ca. 0.5 mi N of Sierra Hwy 804 Comment
  RSA709812  Chorizanthe Gary D. Wallace, Ann Hiller 1983-5-18 2061 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  CAS-BOT-BC244724  Chorizanthe staticoides Ralph Hoffmann 1930-5-19 s.n. Los Angeles 4 miles west of Castaic Comment
  CAS-BOT-BC244811  Chorizanthe staticoides R. J. Dobbs 1927-5-20 290 Los Angeles Near Claremont 457 Comment
  RSA625865  Chorizanthe staticoides Pam De Vries 1998-4-19 s.n. Los Angeles Irwindale: Santa Fe Flood Control Basin (on the San Gabriel River). 152 Comment
  SEINET4044453  Chorizanthe staticoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCD100017  Chorizanthe staticoides M. Vincent 1963-4-25 326 Los Angeles Santa Monica Mts., back of Tapia park, off Las Virgenes Rd., 2 mi. south of Mulholland Hwy. Comment
  CAS-BOT-BC460914  Chorizanthe staticoides Marcus E. Jones 1882-5-1 s.n. Los Angeles Pasadena Comment
  RSA670614  Chorizanthe thurberi Bonnie C. Templeton 1938-6-22 1694 Los Angeles Mint Canyon Comment
  RSA725105  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -17 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA0040086  Chorizanthe xanti var. xanti Sandra Leatherman, Jennifer S. Pareti 2014-4-17 2014 -6 Los Angeles Liebre Mountains region: Northern Los Angeles County; Castaic Lake area in the Grasshopper Canyon Watershed; East of Interstate 5 and west of the Castaic Lake Dam. 1370 Comment
  UCR209990  Chrysolepis sempervirens R. G. Swinney 2008-7-16 9252 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  SEINET8734889 Image available Chrysothamnus californicus var. occidentalis F. R. Fosberg 1931-1 7057 Los Angeles Upper Sonoran Zone, near Reservoir Summit, Ridge Route, western Sierra Madre Mountains 1 Comment
  SDSU3768  Cirsium brevistylum H. Wedberg 1966-4-3 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  LA25939  Cirsium occidentale Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  POM352153  Cirsium occidentale var. californicum Elbert Benjamine 1929-5-29 181 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA0035491  Cirsium occidentale var. californicum Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  SBBG118693  Cistanthe maritima O. Mistretta 1992-4-5 143 Los Angeles Guds Comment
  RSA702184  Cistus creticus Scott D. White 2004-7-27 10626 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UCR276753  Cistus incanus R. G. Swinney 2010-8-11 13488 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  POM153236  Clarkia bottae C. L. Hitchcock 1928-4-21 59 Los Angeles Santa Monica Mountains: beside road leading to Ventura Hwy. 500 Comment
  RSA585426  Clarkia bottae Tim S. Ross, Steve D. Boyd 1990-5-31 2749 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA491785  Clarkia cylindrica subsp. cylindrica James L. Reveal 1988-5-17 6791 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon). Road and 3.3. miles southwest of the junction of Elizabeth Lake Road (County Road N2) in Leona Valley., At the junction of San Franciscito Road at the Angeles National Forest boundary. 1128 Comment
  RSA0055082  Clarkia deflexa Jim Shevock 1970-4-30 166 Los Angeles Off of Topanga Canyon. 274 Comment
  RSA453470  Clarkia dudleyana M. B. Dunkle 1933-6-17 s.n. Los Angeles San Antonio River Canyon 915 Comment
  SFV21116  Clarkia dudleyana L. Gross 2003-6-19 1100 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  POM3040  Clarkia epilobioides R. Richmond 1903-04 s.n. Los Angeles Claremont. 366 Comment
  SDSU8641  Clarkia epilobioides R. M. Beauchamp 1967-6-3 559 Los Angeles On grassy north slope in canyon south of thirst. San Clemente Island. Comment
Read comments
May 16 2008
  RSA702370  Clarkia purpurea Scott D. White, Pam DeVries 2004-5-18 10436 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
  LA45566  Clarkia purpurea subsp. quadrivulnera Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG117108  Clarkia purpurea subsp. quadrivulnera S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1572 Los Angeles Black Jack Rd, ca. 0.15 mi from jct with Airport Rd, ca. 0.34 mi N of Black Jack summit, on N side of ridge below Black Mtn 402 Comment
  SEINET4145651  Clarkia purpurea subsp. quadrivulnera G. Grant 1904-5-26 525 -6268 Los Angeles Pasedena Comment
  RSA0059933  Clarkia similis Donald R. Bissing 1973-5-18 86 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  LA200711  Clarkia unguiculata A. Handschiegel; June 1925 sn Los Angeles Santa Monica Mountains, Encino Country Club (historic site) Comment
  RSA507975  Clarkia unguiculata Steve Boyd, T. S. Ross 1988-4-28 2229 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA658898  Clarkia unguiculata Geraldine Dodd 1992-5-16 16 Los Angeles 1.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre,. Mt Wilson Hiking Trail 732 Comment
  UCR259775  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR263059  Claytonia parviflora Mitch Provance 2008-4-14 408- 08 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
  RSA596921  Claytonia parviflora subsp. parviflora Timothy S. Ross, J. Mark Porter 1995-5-4 8524 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA679884  Claytonia parviflora subsp. viridis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -a Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UCR223464  Claytonia parviflora subsp. viridis R. G. Swinney 2009-6-3 11054 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
  UCR16642  Claytonia perfoliata R. D. Keys 1973-4-29 s.n. Los Angeles San Gabriel Mountains, Glendora Ridge Road, 0.5 mile east of junction with Glendora Mountain Road, Angeles National Forest 1037 Comment
  UCR234431  Claytonia perfoliata Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
  RSA527793  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SBBG110910  Claytonia perfoliata subsp. mexicana I. W. Clokey, B. Templeton -Mar-1929 4525 Los Angeles Mandeville Cyn 275 Comment
  SBBG95216  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1928-3-31 1797 Los Angeles Cottonwood Cyn Comment
  RSA0059527  Claytonia rubra subsp. rubra Steve Boyd, Timothy S. Ross 1997-3-21 9198 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA0091084  Clematis lasiantha R. G. Swinney 2011-4-9 14365 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA386213  Clematis lasiantha Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 300 Comment
  RSA702913  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  SEINET3159170  Clematis lasiantha G. B. Grant 1904-5-17 194 Los Angeles Mt. Wilson near Pasadena Comment
  SFV10187  Clematis lasiantha J. G. Cuti 1978-4-19 62 Los Angeles Verdugo Mountains About 1.7 miles from end of Walnut Ave. on Stough Canyon fire road. 549 Comment
  SFV16165  Clematis lasiantha P. A. Krueger 1994-5-14 27 Los Angeles San Gabriel Mountains 1.5 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  CAS-BOT-BC92647  Clematis ligusticifolia E. R. Blakley 1962-10-5 5463 Los Angeles Santa Catalina Island. Eagles Nest in Middle Ranch Canyon. 152 Comment
  RSA386245  Clematis ligusticifolia M. B. Dunkle 1928-3-11 1722 Los Angeles Silver Canyon, Santa Catalina Island. Comment
  POM142966  Cleome isomeris L. R. Abrams 1899-02 246 Los Angeles Ballona Harbor. Comment
  UCR190092  Collinsia childii R. G. Swinney 1998-7-30 6584 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  RSA596924  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  UCR273399  Collinsia heterophylla var. austromontana R. G. Swinney 2011-4-26 14494 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR124562  Collinsia torreyi var. wrightii B. C. Templeton 1932-6-1 4868 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  LA46187  Comarostaphylis diversifolia subsp. planifolia W. O. Griesel; 1936-2-26 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0107658  Conium maculatum R. G. Swinney 2011-6-23 15305 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  RSA682722  Conium maculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1107 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SD90474  Constancea nevinii Robert F. Thorne 1966-4-15 36011 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point, southwest side of island. Comment
  UC90236  Constancea nevinii T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CATA3087  Convolvulus arvensis Amy Catalano, Steven Junak 2016-4-28 092 Los Angeles Santa Catalina Island: North edge of Triangulation Point Pablo downslope from trail 31 Comment
  UCR194292  Corallorhiza maculata R. G. Swinney 1998-8-31 6863 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  SEINET4676056  Cordylanthus filifolius Keith Dobry 1991-6-27 d 780 Los Angeles Santa Monica Mountains at Soka University northeast section. 1 mile east of Las Virgenes Road off Mulholland Hwy.; 0 Comment
  UCR162509  Cordylanthus rigidus subsp. setiger Anuja Parikh, Nathan Gale 2004-9-13 2099 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek just north of Calif. Hwy 126 290 Comment
  POM355968  Coreopsis bigelovii H. E. Hasse, Anstruther Davidson 1906-6-2 1469 Los Angeles Big Rock Creek. Comment
  RSA611355  Coreopsis bigelovii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10094 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  UCR270867  Coreopsis bigelovii R. G. Swinney 2011-5-26 14880 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
  POM356000  Coreopsis californica Geo. L. Moxley 1914-2-23 207 Los Angeles Foot Hills Comment
  LA88344  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 B Los Angeles 9 Comment
  UCD150950  Coreopsis gigantea D. S. Park 2010-4-26 35 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC105688  Corethrogyne filaginifolia Timothy S. Ross; Steve Boyd 1994-9-20 8220 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
  CAS-BOT-BC105710  Corethrogyne filaginifolia Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  SBBG13714  Corethrogyne filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  POM96631  Corethrogyne filaginifolia E. S. Spalding 1924-4-5 s.n. Los Angeles Manhattan Beach. Comment
  RSA762414  Corethrogyne filaginifolia Orlando Mistretta, Christine Mistretta 2008-5-6 2698 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  POM57995  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1902-8-27 2981 Los Angeles Edges of sand dunes, Playa del Rey Comment
  RSA529140  Corethrogyne filaginifolia var. filaginifolia T. S. Ross, Steve Boyd 1991-7-24 5632 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA607957  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1932-9-24 1403 Los Angeles Thompson Wash, 2 mi. NE La Verne. 373 Comment
  RSA397699  Cornus glabrata M. B. Dunkle 1928-11-25 2032 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC212116  Cornus sericea Geo. B. Grant 1901-6-23 s.n. Los Angeles Pasadena Comment
  RSA0076098  Cotoneaster pannosus Robert F. Thorne 1971-3-18 41491 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  SDSU3871  Cotula australis Gerald Collier 1951-5-10 Los Angeles Parkway - 11621 Mayfield Ave. L.A. 49. Comment
  UCR213417  Cotula australis A. C. Sanders, Dan S. Cooper 2010-3-12 37326 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR213578  Cotula coronopifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38163 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0113363  Crassula connata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7519 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SBBG98685  Crassula connata T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5154 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  RSA764520  Crassula connata Orlando Mistretta, Christine Mistretta 2008-5-3 2634 Los Angeles Southern California Edison transmission line tower (Segment 11, structure 92 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 316 Comment
  RSA762715  Crassula tillaea R. G. Swinney 2009-2-20 10029 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  POM181480  Crepis capillaris H. F. Copeland 1927-7-18 904 Los Angeles Campus of the University of California. Comment
  RSA394753A  Cressa truxillensis G. R. Johnstone 1929-7-4 14787 Los Angeles Los Angeles Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  RSA397737  Crossosoma californicum Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA0071924  Crossosoma californicum Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  IRVC29006  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  LA33489  Croton californicus Peter H. Raven; 1959-4-4 13945 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA656867  Croton californicus Joseph M. Keefe 2001-1-24 31016 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCD141941  Croton californicus Geoffrey Levin 1974-5-31 191 Los Angeles Claremont, Pomona College, Wash (Blanchard Park). Alluvial Fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  CATA401  Croton setiger Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 527 Los Angeles Santa Catalina Island: Below airport on lower side of main road, east exposure 457 Comment
  UCR256842  Croton setiger R. G. Swinney 2010-6-8 13219 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UCR61057  Croton setiger R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road 442 Comment
  UCD59966  Crypsis vaginiflora Barry Hammel 1976-8-2 403 Los Angeles Angeles National Forest, Little Rock Reservoir, San Gabriel Mountains. 1036 Comment
  SEINET13203239 Image available Cryptantha R. G. Swinney 2011-1 15247 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
Read comments
Dec 6 2018
  RSA587088  Cryptantha barbigera Orlando Mistretta 1995-5-23 1724 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1494 Comment
  RSA585934  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2943 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA608361  Cryptantha clokeyi L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  SBBG126914  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3406 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 773 Comment
  RSA499625  Cryptantha decipiens Robert Gustafson, Gary D. Wallace 1982-4-26 2552 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  SD247613  Cryptantha decipiens Ed Kentner, Onkar Singh 2014-4-4 367 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx 1.6 km southeast of the aqueduct. 1125 Comment
  UCR197741  Cryptantha decipiens Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 109 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  RSA191109  Cryptantha intermedia R. F. Thorne, M. Z. Thorne 1967-6-25 37095 Los Angeles Between Cobal and Evey Canyons; 731 Comment
  SBBG14259  Cryptantha intermedia M. A. Piehl 1962-6-10 62385 Los Angeles just E of Thirst 304 Comment
  SEINET3152260  Cryptantha intermedia E. K. Balls 1950-3-10 14447 Los Angeles Volunteer west Picnic Grove; rancho Santa Ana Botanic Garden Comment
  RSA0039734  Cryptantha intermedia var. intermedia Roxanne Smith 1991-4-30 6 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  RSA0075638  Cryptantha intermedia var. johnstonii Tim Ross 1991-4-21 4535 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, dry ridgetop on N side, 1000ft. NW of the old water tank. 280 Comment
  RSA611515  Cryptantha micrantha L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  UC166838  Cryptantha micrantha Geo. B. Grant 1906-6-17 445 a-6796 Los Angeles Mt. Wilson Summit 1828 Comment
  UCR270017  Cryptantha micromeres R. G. Swinney 2010-3-24 12049 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
  RSA0047906  Cryptantha microstachys R. G. Swinney 2010-6-4 13062 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCD119878  Cryptantha microstachys Daryl Koutnik 1978-5-2 455 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  UCR205196  Cryptantha microstachys R. G. Swinney 2008-4-30 8706 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  CAS-BOT-BC183884  Cryptantha muricata Timothy S. Ross; Steve Boyd 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  RSA0034449  Cryptantha muricata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  RSA0062557  Cryptantha muricata R. G. Swinney 2010-4-20 12308 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0079201  Cryptantha muricata var. muricata Orlando Mistretta 1994-4-29 1110 Los Angeles San Gabriel Mountains: Santiago Canyon. Ridge on W edge of Santiago Cyn watershed N of Forest Road 4N20. 1372 Comment
  UCR177780  Cryptantha nevadensis var. rigida LeRoy Gross 2005-4-28 2121 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR252883  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-11 12659 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  POM369138  Cryptantha nevadensis var. rigida Robert Gustafson, Christopher Davidson 1977-4-20 428 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  RSA0081053  Cryptantha pterocarya R. G. Swinney 2010-6-1 13109 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
  UCR205454  Cryptantha pterocarya var. pterocarya R. G. Swinney 2008-5-2 8730 B Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA0078920  Cryptantha pterocarya var. pterocarya Robert Gustafson, Gary D. Wallace 1982-4-26 2553 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA0019770  Cryptantha simulans Orlando Mistretta, Christine Mistretta 2011-6-23 5752 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  SD69480  Cryptantha wigginsii Robert F. Thorne 1966-4-5 35850 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 105 Comment
  SEINET8513224 Image available Cryptomeria japonica Carl Epling s.n. Los Angeles Los Angeles Comment
  UC166892  Cucurbita foetidissima unknown July, 1904 243 Los Angeles Pasadena Comment
  UCR277096  Cucurbita foetidissima R. G. Swinney 2010-10-5 13997 Los Angeles San Gabriel Mountains, Placerita Canyon on north side of Placerita Hwy., just outside boundary of Placerita Cyn. Natural Area, at west park entrance 476 Comment
  RSA0053862  Cuscuta R. G. Swinney 2010-4-28 12425 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  CAS-BOT-BC224480  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles San Antonio Mountains. Pine Mt. 2438 Comment
  POM264466  Cuscuta californica J. C. Roos 1937-9-2 644 Los Angeles Manhattan Beach. Comment
  RSA0074188  Cuscuta californica Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  RSA598813  Cuscuta californica var. californica R. G. Swinney 1989-5-16 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. At the junction of Big Dalton Canyon road and Glendora Mountain Road 366 Comment
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Apr 17 2010
  SD237412  Cuscuta campestris A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w/ gravel service road remnants. 24 Comment
  OBI68580  Cuscuta indecora var. indecora T. C. Fuller 1958-8-5 3970 Los Angeles N side Avenue K, E of 30th St, Lancaster Comment
  UCD54440  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 10 Los Angeles Lancaster, 70th St. West and Ave D. Comment
  RSA0008159  Cuscuta salina P. H. Raven, Henry J. Thompson 1959-9-6 14364 Los Angeles At mouth of Malibu Creek. 2 Comment
  RSA760673  Cuscuta subinclusa R. G. Swinney 2008-8-13 9404 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  UC76773  Cynodon dactylon J. Burtt Davy 1901-5 7755 Los Angeles Los Angeles Comment
  UCSB6801  Cynodon dactylon B., K. 1943-3-25 Los Angeles Dalton CCC Camp, in the San Dimas Experimental Forest, San Gabriel Mountains 335 Comment
  RSA724711  Cyperus K. Dobry 1992-10-25 d- 1103 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  UCR179241  Cyperus difformis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  CATA1351  Cyperus odoratus Mark L. Hoefs, Robert F. Thorne 1995-7-26 2458 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  CATA3057  Cyperus papyrus Vyki L. Englert 2011-3-10 029 Los Angeles Santa Catalina Island: In Middle Ranch drainage near bridge that crosses drainage by pumphouse, ca. 10 m from road 0 Comment
  RSA616056  Cystopteris fragilis Scott D. White, Brain Leatherman 1997-1-21 6059 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  RSA773303  Cystopteris fragilis R. G. Swinney 2009-6-3 11055 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0081798  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  HSC65797  Datisca glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44772 Los Angeles Datisca gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip 1829 Comment
  SEINET12274409  Datura inoxia J. F. Bright, Wyman, C. 1931-1 5668 Los Angeles Hollywood Comment
  RSA421882  Datura wrightii Fay A. MacFadden 1931-3-15 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CDA41054  Datura wrightii Phillipson 1915-7-8 4 .2.A Los Angeles Monrovia. Comment
  RSA421890  Datura wrightii E. Fitzgerald 1930-5-8 s.n. Los Angeles Sandy wash, Sunland Comment
  RSA470461B  Daucus pusillus Fay A. MacFadden 1931-4-4 s.n. Los Angeles Verdugo Hills; Tuna Canyon 335 Comment
  UC1400360  Daucus pusillus Robert F. Thorne 1973-4-11 42862 Los Angeles middle portion Norton Canyon (San Clemente Isl.); San Clemente Isl. 274 Comment
  SBBG105380  Deinandra clementina R. M. Beauchamp 1976-5-22 4135 Los Angeles S side of rd to old sewer outfall W of old air field (VC3) 15 Comment
  SBBG34796  Deinandra clementina S. A. Junak with M. L. Hoefs 1998-6-12 SCa 722 Los Angeles just W of N end of Catalina Harbor, just upslope from powerline 36 Comment
  UC174175 Image available Deinandra clementina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC1870202  Deinandra fasciculata LeRoy Gross 2001-5-27 421 Los Angeles Los Angeles Basin region; Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 427 Comment
  UC897751  Deinandra fasciculata Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mts Comment
  SEINET7838968 Image available Deinandra fasciculata G. B. Grant 273 Los Angeles Covina Comment
  CHSC101729  Delairea odorata Scott D. White 2003-1-7 8794 Los Angeles Cismontane interior valley; Claremont, Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. Landscaped area next to homes. 332 Comment
  UC1861767  Delairea odorata Scott D. White, John Green 2004-4-23 10232 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  LA82455  Delphinium cardinale O. H. Kappler; 1940-6-9 46 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak Road. 518 Comment
  UC906484  Delphinium glaucum A. Nesta Dunn 1935-8-12 Los Angeles Guffys Spring San Gabriel Mts., Blue Ridge (hillside cienega) 2560 Comment
  RSA515180  Delphinium parishii Steve Boyd 1986-3-31 1577 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA511320  Delphinium parishii subsp. parishii L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA15337  Delphinium parryi Carl B. Wolf 1926-04 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SBBG53215  Delphinium parryi subsp. maritimum S. A. Junak 1978-4-16 SCa 43 Los Angeles small cyn W of Fourth of July Cove Comment
  SBBG128369  Delphinium parryi subsp. parryi M. L. Hoefs, A. D. Propst 1973-5-4 222 Los Angeles middle of Middle Ranch Cyn 243 Comment
  SBBG71776  Delphinium parryi subsp. parryi R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, W of Bob's Place Comment
  CAS-BOT-BC116282  Delphinium parryi subsp. parryi George B. Grant 1901-1-1 277 Los Angeles Sierra Madra Mts. 914 Comment
  RSA0029535  Delphinium parryi subsp. purpureum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles Nat'l Forest; On the road between Liebre and Sawmill Mountains 1463 Comment
  RSA0102442  Delphinium patens subsp. montanum Chris Lauterbach 1973-4-11 84 Los Angeles San Dimas Experimental Forest, San Dimas Canyon. San Gabriel Mts., Pacific Slope drainage area. 549 Comment
  SBBG77890  Dendromecon harfordii A. Conrad 1936-8-25 Los Angeles Santa Catalina Island Comment
  LA45865  Dendromecon rigida W. B. Welch; 1928-4-15 54 Los Angeles San Gabriel Mountains, Big Tujunga Comment
  LA45868  Dendromecon rigida Harvey Anderson; 1932-5-9 sn Los Angeles Sandbergs Comment
  LA97311  Dendromecon rigida Kei Nakai; 1976-4-7 TCSP 5 76 Los Angeles Santa Monica Mountains, Santa Ynez Canyon 213 Comment
  RSA228838A  Dendromecon rigida Robert F. Thorne 1971-6-26 40621 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  RSA433207  Dendromecon rigida N. C. Cooper 1949-6-18 4215 Los Angeles Angeles Crest Highway 762 Comment
  POM244937  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-5-21 S 4932 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  RSA183002  Dendromecon rigida subsp. rhamnoides S. Carlquist, Robert F. Thorne 1966-4-28 1823 Los Angeles Upper terminus of road to Renton Mine, Santa Catalina Island. Comment
  LA10713  Deschampsia danthonioides Victor Duran; 1933-7-9 3507 Los Angeles San Gabriel Mountains, Horse Flats 1676 Comment
  RSA779454  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG72163  Descurainia pinnata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC855980  Descurainia pinnata Louis C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake; San Gabriel Mts. 1676 Comment
  UCR281412  Descurainia pinnata subsp. glabra R. G. Swinney 2014-4-30 16264 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
  RSA0080436  Dicentra chrysantha R. G. Swinney 2010-9-9 13781 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
  RSA624064  Dicentra formosa Louis C. Wheeler 1967-5-23 9668 Los Angeles San Gabriel Mountains: 100 meters south of highway, south of Soledad campground 640 Comment
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Nov 26 2007
  SDSU11599  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone. San Clemente Island. Comment
  UCD139201  Dichelostemma capitatum subsp. capitatum A. C. Sanders; Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SBBG31452  Dichondra occidentalis R. F. Thorne 1966-4-6 35884 Los Angeles above Moonstone Cove 15 Comment
  RSA608875  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA674881  Dimorphotheca sinuata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie L. Soza 2003-2-10 727 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 307 Comment
  UCR265527  Dimorphotheca sinuata Dan S. Cooper 2015-4-3 415- 20 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, Skyline Trail 244 Comment
  SBBG15831  Diplacus X australis W. G. Webb 1935-3-5 s.n. Los Angeles unknown Comment
  SD51780  Diplacus johnstonii Rimo Bacigalupi, G. T. Robbins & L. R. Heckard 1953-6-15 4202 Los Angeles Along forest service road following summit of Mendenhall Ridge, 12.0 miles east of its start at paved road between Little Tujunga and Pacoima canyons Comment
  SBBG66819  Diplacus longiflorus M. N. Ackley -May-1922 1045 Los Angeles Burbank Hills 274 Comment
  UC53555  Distichlis spicata H. P. Chandler 1902-9-9 2027 Los Angeles Ballona Marshes Comment
  JEPS57652  Dodecahema leptoceras Frank W. Peirson 1920-4-26 2113 Los Angeles Santa Anita Wash San Gabriel Mountains 213 Comment
  POM3603  Dodecatheon clevelandii subsp. clevelandii I. M. Johnston 1917-1-28 Cf. 13783 Los Angeles Mouth of San Antonio Canyon Comment
  POM3629  Dodecatheon clevelandii subsp. clevelandii George B. Grant 1904-03 s.n. Los Angeles Pasadena. Comment
  UCR190038  Dodecatheon redolens R. G. Swinney 1998-9-7 6936 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
  POM481  Draba corrugata var. corrugata I. M. Johnston 1917-7-30 1609 Los Angeles Kelly s Cabin, Ontario Peak. 2591 Comment
  POM48758  Drymocallis glandulosa var. viscida Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  UC212523  Drymocallis glandulosa var. viscida I. M. Johnston 1917-7-1 1753 Los Angeles Brown's Flats San Antonio Mts. 1371 Comment
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May 15 2007
  LA200115  Dryopteris arguta Lawrence L. Kiefer; 1963-6-9 546 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 182 Comment
  RSA693700  Dryopteris arguta T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SEINET3871639  Dryopteris arguta Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8110 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  UC811823  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  UCR132304  Dryopteris arguta John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  UCR259399  Dryopteris arguta R. G. Swinney 2010-8-30 13637 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  SBBG119336  Dryopteris arguta S. D. White 2000-8-25 8131 Los Angeles Tanbark Flats in the San Dimas Experimental Forest; T1N R8W S6 732 Comment
  CAS-BOT-BC427997  Dudleya caespitosa Peter H. Raven; Henry J. Thompson 1959-6-4 14329 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  UCR16287  Dudleya cymosa subsp. ovatifolia Art Whistler 1967-4-23 670423- 2 Los Angeles Western Transverse Range; Santa Monica Mtns., Old Topanga Canyon Road in Old Topanga Comment
  RSA600483  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UC1601947  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-15 1646 Los Angeles head South Fork Lytle River; San Antonio Mtns 1828 Comment
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Nov 23 2013
  LA200392  Dudleya lanceolata J. A. Ewan; 1930-5-30 2231 Los Angeles 548 Comment
  UC195501  Dudleya lanceolata D. L. Crawford 1915-7-4 509 Los Angeles mtns near Claremont Comment
  RSA244381  Dudleya lanceolata Robin S. Collins 1973-5-15 268 Los Angeles Trail Canyon, from start of pack trail and into canyon ca. 3 mi. 609 Comment
  SD92020  Dudleya virens Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22678 Los Angeles San Clemente Island; 1.25 mile north of Eel Point. 14 Comment
  UC1015145  Dudleya virens Reid Moran 1949-2-8 3151 Los Angeles Whites Landing Santa Catalina Island Comment
  CAS-BOT-BC109738  Dudleya virens subsp. hassei E. K. Balls 1949-5-11 13469 Los Angeles From Catalina Island. Comment
  UCR210237  Dysphania ambrosioides R. G. Swinney 2008-10-20 9655 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA699876  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  UC1870178  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  SD215399  Eclipta prostrata Steve Boyd, Lauren Raz 1996-10-29 9097 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  UCSB45470  Ehrendorferia ochroleuca Batson, J. 1979-5-25 Los Angeles 8 miles southwest of the junction of Highway 101 and Westlake Boulevard on Highway 23. 426 Comment
  CDA20575  Ehrharta erecta M. O'Brien 2005-8-14 MOB 7 -05 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  UCR258512  Elatine brachysperma R. G. Swinney 2010-9-13 13805 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCR179244  Eleocharis montevidensis R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
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Nov 5 2010
  RSA365445  Eleocharis montevidensis var. montevidensis Robert Gustafson 1981-4-29 2231 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR139911  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  LA52193  Eleocharis radicans Henry J. Thompson; 1959-11-23 3005 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, Lower Franklin Canyon Reservoir, NE shore. 167 Comment
  UCR209474  Elymus elymoides R. G. Swinney 2008-7-3 9152 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR43258  Elymus elymoides David Charlton 1986-6-15 247 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
  POM1297  Elymus glaucus subsp. glaucus I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  POM365347  Elymus glaucus subsp. glaucus George B. Grant 1902-6-10 5109 Los Angeles Summit of Mt. Wilson. Comment
  UC1870331  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR177792  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  RSA0077391  Elymus glaucus subsp. glaucus Orlando Mistretta 1992-7-13 684 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR142888  Elymus glaucus var. glaucus L. C. Wheeler 1936-6-12 4153 Los Angeles San Gabriel Mtns, Monroe Canyon 549 Comment
  SEINET4674720  Elymus hispidus Tim Ross, Walter Appleby 1993-5-19 7172 Los Angeles Western San Gabriel Mtns: ca 120 m ESE of Wilson Canyon Saddle along old Forest Service loop road; San Fernando 7.5' USGS quad.; 0 960 Comment
  JEPS1590  Emmenanthe penduliflora Frank W. Peirson 1918-6-10 168 Los Angeles Foothills east pf Rubio Canyon; San Gabriel Mts. 609 Comment
  LA81944  Emmenanthe penduliflora O. H. Kappler; 1941-5-25 277 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SFV2955  Emmenanthe penduliflora K. A. Wilson 1961-4-26 1159 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  UCD119224  Emmenanthe penduliflora Kenneth A. Wilson 1961-4-26 1159 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  UCR129425  Emmenanthe penduliflora A. C. Sanders, Mark Elvin 2002-6-20 25211 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA0056302  Emmenanthe penduliflora James R. Shevock 1971-4-25 1021 Los Angeles Tapia Co. Park. 304 Comment
  LA1489  Emmenanthe penduliflora var. penduliflora Bruce Douglas Clayton; Greg Shaw 1920-4-11 90 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  RSA0104648  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-6 14609 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  RSA300469  Encelia actoni John Dourley, Walter Wisura 1982-6-16 3832 Los Angeles Slopes above Little Rock forest station Comment
  SEINET4024165 Image available Encelia californica M. B. Dunkle 1939-1 7280 Los Angeles San Clemente Island, Pyramid Cove. Comment
  SEINET11736595  Ephedra aspera D. P. Reagan 1974-1 28 Los Angeles Pyramid Lake, 1 mi N of Castaic Comment
  NY70076  Ephedra californica A. D. E. Elmer 06 1902 3599 Los Angeles Acton Comment
  UC1871061  Ephedra nevadensis Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4874 Los Angeles Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna Comment
  RSA607560  Epidendrum obrienianum Louis C. Wheeler 1964-5-15 8474 Los Angeles Altadena: 41 E. Pine Street. Comment
  LA206171  Epilobium canum J. A. Ewan; 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi. above of mouth 731 Comment
  UCR124724  Epilobium canum B. C. Templeton 1932-8-25 5070 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  JEPS44022  Epilobium canum subsp. canum Frank W. Peirson 1918-10-21 280 Los Angeles West Fork San Gabriel River 1066 Comment
  RSA588440  Epilobium canum subsp. canum Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon [San Gabriel Mts.] Comment
  RSA588512  Epilobium canum subsp. latifolium F. R. Fosberg 1931-8-11 5497 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA0058204  Epipactis gigantea Richard G. Swinney 2010-6-23 13371 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
  UCR204749  Epipactis gigantea R. G. Swinney 2005-8-9 8423 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR223660  Epipactis gigantea R. G. Swinney 2009-6-12 11146 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SBBG27188  Equisetum arvense L. C. Wheeler 1933-8-20 2090 Los Angeles Pine Cyn Dam, San Gabriel Cyn 304 Comment
  UCR259990  Equisetum laevigatum R. G. Swinney 2010-3-16 11960 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
  RSA0115812  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 SCa- 1096 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  RSA601323  Equisetum telmateia var. braunii L. C. Wheeler 1933-5-1 1677 Los Angeles Santa Monica Mountains, Rustic Canyon 61 Comment
  RSA216322  Eragrostis pectinacea E. C. Twisselmann 1970-10-17 17546 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1006 Comment
  UCR127643  Eremalche exilis A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26140 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA0084996  Eremogone macradenia var. arcuifolia George R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  UCR239947  Eriastrum densifolium R. G. Swinney 2009-11-16 11628 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  RSA0104345  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4043 Los Angeles San Gabriel Mountains: NNE of Tiw Summit Station and E of Angeles Forest hwy. Tujunga Ranger District, Angeles National Forest. 1558 Comment
  UCR128260  Eriastrum densifolium subsp. densifolium Mark A. Elvin, Cathleen Weigand 2003-5-22 2909 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  OBI34040  Eriastrum densifolium subsp. elongatum Mark Schneider s.n. Los Angeles Tujunga Wash 457 Comment
  UCR94664  Eriastrum rosamondense A. C. Sanders, E. J. Lott 1993-5-6 13979 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
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Mar 29 2014
  CHSC40094  Eriastrum sapphirinum K. Bandegee 1910-1-1 135 Los Angeles Ravenna, in the Upper Sonoran Zone, not far from the borders of the Mohave Desert. 750 Comment
  RSA0121273  Eriastrum sapphirinum subsp. dasyanthum F. W. Peirson 1921-7-1 2829 Los Angeles Mint Canyon. 473 Comment
  UCR256611  Eriastrum sapphirinum subsp. dasyanthum Anuja Parikh, Nathan Gale 2011-6-11 3451 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1186 Comment
  CAS-BOT-BC515036  Eriastrum sapphirinum subsp. sapphirinum Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Near Monrovia Comment
  SEINET14611726  Eriastrum virgatum G. B. Grant 1901-1 502 Los Angeles Santa Monica Range. Comment
  RSA587221  Ericameria cooperi Orlando Mistretta, Christine Mistretta 1995-5-2 1671 Los Angeles San Gabriel Mountains: Carr Canyon. 1052 Comment
  RSA3028  Ericameria ericoides var. ericoides C. B. Wolf 1931-12-30 2640 Los Angeles Playa del Rey. 30 Comment
  SJSU2503  Ericameria linearifolia H. L. Buckalew 1962-4-19 Los Angeles Mohave Desert: about midway between Little Rock & Victorville Comment
  UC912314  Ericameria linearifolia Herbert L. Mason 1926-4-26 2968 Los Angeles summit of 1st grade, Mint Canyon Road Comment
  UCD131387  Ericameria linearifolia Daryl Koutnik; Bruce Holguin 1978-4-1 201 Los Angeles Mint Canyon on Sierra Highway, 3 miles north of State Highway 14. 502 Comment
  UCR266129  Ericameria linearifolia Orlando Mistretta, Christine Mistretta 2005-4-21 2054 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC298890  Ericameria nauseosa var. bernardina H. M. Hall 1930-11-2 12989 Los Angeles Blue Ridge, San Antonio Mts Comment
  CAS-BOT-BC298052  Ericameria nauseosa var. mohavensis Ynez Whilton Winblad 1937-10-11 s.n. Los Angeles Ridge Route Comment
  CAS-BOT-BC298053  Ericameria nauseosa var. mohavensis Ernest C. Twisselmann 1959-10-4 5852 Los Angeles San Emigdio Range and the Mt Pinos Region. Gorman: waste area at the Standard Oil Service Station 1127 Comment
  CHSC34584  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. Above field. 371 Comment
  SD65484  Ericameria parishii var. parishii Reid Moran 1967-7-22 14099 Los Angeles Redbox Ranger Station, San Gabriel Mountains 1399 Comment
  SEINET13387044 Image available Ericameria parryi R. G. Swinney 2011-1 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
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Sep 6 2017
  RSA549232  Ericameria pinifolia Scott D. White 1992-10-8 882 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
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Sep 21 2017
  UCSB24045  Ericameria pinifolia McMinn, Howard 1937-2-28 Los Angeles San Fernando Wash Comment
  UCSB9490  Ericameria pinifolia Philbrick, Ralph 1954-9-30 Los Angeles In San Antonio Canyon 701 Comment
  SBBG20532  Erigeron bonariensis E. R. Blakley 1963-12-7 6353 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  SBBG63071  Erigeron bonariensis M. N. Ackley -Nov-1927 176 Los Angeles Eagle Rock 182 Comment
  UCR209471  Erigeron breweri R. G. Swinney 2008-7-3 9157 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  POM357456  Erigeron foliosus B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA838  Erigeron foliosus J. T. Howell 1928-6-29 998 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  SEINET4044451 Image available Erigeron foliosus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  CAS-BOT-BC296174  Erigeron foliosus var. foliosus G. B. Grant 1904-6-1 412 a Los Angeles Monrovia Comment
  CAS-BOT-BC296182  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson, San Gabriel Mountains 1794 Comment
  CAS-BOT-BC296183  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge, San Gabriel Mountains 1615 Comment
  RSA785589  Eriodictyon crassifolium Doris Bowers 1957-5-12 905 Los Angeles Arroyo Seco, Pasadena. 457 Comment
  SFV15632  Eriodictyon crassifolium M. Merchant 1982-4-18 16 Los Angeles San Gabriel Mountains Sunland. In wash at mouth of Big Tujunga Canyon. End of Tujunga Valley Street. 385 Comment
  SBBG95395  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles head of Swain's (Swain) Cyn Comment
  RSA0022363  Eriodictyon trichocalyx Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5117 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA747401  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  SBBG65117  Eriodictyon trichocalyx Mr. Tracy -Oct-1936 Los Angeles Mt Wilson Comment
  RSA0068450  Eriodictyon trichocalyx var. trichocalyx R. G. Swinney 2010-9-9 13779 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA180093  Eriodictyon trichocalyx var. trichocalyx Wandalee Thompson 1965-6-26 s.n. Los Angeles Pine Canyon. 1524 Comment
  UCSB5288  Eriodictyon trichocalyx var. trichocalyx Wedberg, H. 1958-7-3 Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  PASA1464  Eriogonum baileyi Margaret Stason 1926-5-30 Los Angeles Mohave Desert Comment
  RSA608832  Eriogonum baileyi var. baileyi Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  RSA393160  Eriogonum cinereum F. R. Fosberg, H. P. Bracelin 1931-10-11 S 5842 Los Angeles Topanga canyon, 1.5 mi. above mouth. Comment
  SBBG61917  Eriogonum cinereum R. Hoffmann 1931-8-23 Los Angeles Santa Monica Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  POM72599  Eriogonum davidsonii I. M. Johnston 1925-8-1 6613 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  RSA0013638  Eriogonum davidsonii Orlando Mistretta, Youssef Atallah 2011-8-16 6036 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA680218  Eriogonum davidsonii Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1681 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  SBBG126944  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-18 3483 Los Angeles N of Aliso Cyn, 0.3 km W of Angeles Forest Hwy, 0.9 km N of Aliso Cyn Rd; San Gabriel Mtns 1182 Comment
  SBBG93197  Eriogonum davidsonii S. Myers 1988-9-30 Los Angeles Palmdale area, N of Elizabeth Lake Rd near intersection with 25th St. West Comment
  LA206775  Eriogonum fasciculatum A. M. Johnson; 1933-5-20 4297 Los Angeles San Gabriel Mountains, San Gabriel Wash Comment
  RSA305709  Eriogonum fasciculatum Mark Hoefs 1973-7-13 351 Los Angeles Santa Catalina Island. Between airport and Escondido. Southeast side of Main Rd. 267 Comment
  SEINET253235  Eriogonum fasciculatum Marcus E. Jones 1882-2-25 3019 Los Angeles Pasadena Comment
  CAS-BOT-BC253272  Eriogonum fasciculatum var. foliolosum Javier Penalosa 1961-5-21 1525 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC253273  Eriogonum fasciculatum var. foliolosum Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UC6298  Eriogonum giganteum var. formosum C. A. Purpus 1899-5 Los Angeles San Clemente Island Comment
  CAS-BOT-BC250301  Eriogonum giganteum var. giganteum Alice Eastwood 1917-7-20 6447 Los Angeles Santa Catalina Island Comment
  LA201523  Eriogonum giganteum var. giganteum Arthur C. Gibson; 2003-8-25 4884 Los Angeles 3 Comment
  SD73469  Eriogonum giganteum var. giganteum Robert F. Thorne 1966-9-16 36724 Los Angeles Santa Catalina Island: dry rocky top of promontory , Lookout Point SE of Pebbly Beach 46 Comment
  CAS-BOT-BC253446  Eriogonum gracile Le Roy Abrams 1902-7-5 2953 Los Angeles San Gabriel Wash near Azusa Comment
  CAS-BOT-BC253465  Eriogonum gracile Timothy S. Ross 1994-7-19 8174 Los Angeles S base of INdian Hill Mesa, Claremont 396 Comment
  UC472153  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Rd. n Mulholland; Santa Monica Mts. Comment
  UCR179708  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5122 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCSC011213  Eriogonum gracile Adam Searcy 2015-7-10 74 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  SD112037  Eriogonum grande Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor Comment
  SBBG28224  Eriogonum heermannii C. B. Wolf 1931-11-8 2629 Los Angeles Big Rock Crk, 0.125 mi below Big Rock Ranger Stn 1066 Comment
  LA602818  Eriogonum heermannii var. heermannii C. B. Wolf; 1932-10-21 4363 Los Angeles San Gabriel Mountains, 0.125 below Big Rock Ranger Station, Big Rock Creek 1066 Comment
  SBBG125456  Eriogonum hirtiflorum A. Parikh, N. Gale 2010-6-18 3324 Los Angeles upper Big Tujunga Cyn, 1 km N of St Hwy 2, 0.1 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns. 1283 Comment
  SBBG64021  Eriogonum kennedyi var. kennedyi E. E. Morse 1940-4-14 Los Angeles toward mtn top above Big Pines Camp 2438 Comment
  RSA755456  Eriogonum maculatum R. G. Swinney 2008-10-8 9524 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  POM49216  Eriogonum mohavense A. D. E. Elmer 1902-06 3651 Los Angeles Lancaster. Comment
  SBBG64056  Eriogonum mohavense R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  CHSC113757  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -8 Los Angeles Los Angeles County. Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1500 meters from Bouquet Canyon Road in Santa Clarita. Alt.: 491m/1610ft. UTM Zone 11S; 366107. 08E 3814909.99N. Comment
  UCR281961  Eriogonum pusillum R. G. Swinney 2014-4-24 16200 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
  CAS-BOT-BC267757  Eriogonum roseum Lester Rowntree 1928-10-5 s.n. Los Angeles Bouquet Canyon Comment
  RSA271930  Eriogonum saxatile Anstruther Davidson 1892-06 s.n. Los Angeles Wilson's Peak. Comment
  RSA424898A  Eriogonum saxatile L. E. Hoffman 1931-11-28 s.n. Los Angeles Angeles National Forest: Holcomb Creek. Comment
  CAS-BOT-BC262854  Eriogonum thurberi Timothy S. Ross; Steve Boyd 1990-5-15 2527 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 1021 Comment
  CAS-BOT-BC268166  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mts. 2286 Comment
  RSA420633  Eriogonum umbellatum var. minus L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, Angeles National Forest, [San Gabriel Mountains]. 3049 Comment
  CAS-BOT-BC264874  Eriogonum viridescens James L. Reveal 1978-6-25 4776 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  SD255835  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2010-10-8 14005 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  UC2026436  Eriogonum wrightii var. trachygonum Steve Boyd, L. Raz 1997-6-18 9985 Los Angeles LIEBRE MOUNTAINS REGION: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. Comment
  CAS-BOT-BC297929  Eriophyllum confertiflorum Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  SFV16063  Eriophyllum confertiflorum P. W. Byrne, H. Levin 1994-4-10 11 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UCR131404  Eriophyllum confertiflorum Alison Lipman 1998-5-28 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
  UCR170406  Eriophyllum confertiflorum Alex R. Van Dam 2004-5-16 018 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  UCR213483  Eriophyllum confertiflorum A. C. Sanders, Karen Kirtland 2010-5-14 38358 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  JEPS34716  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1918-7-7 240 Los Angeles Icehouse Canyon San Gabriel Mts., Icehouse Canyon 2133 Comment
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Dec 10 2014
  LA200194  Eriophyllum confertiflorum var. confertiflorum Jonathan Sauer; 1969-6-4 4573 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  RSA529207  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd 1991-7-24 5610 Los Angeles GRANITE MOUNTAIN vicinity: ridge NNE of G.M. 1893 Comment
  UCR200154  Eriophyllum confertiflorum var. confertiflorum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  RSA92657  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1921-7-19 2711 Los Angeles San Gabriel Mountains. 1981 Comment
  SD45602  Eriophyllum confertiflorum var. trifidum Darley F. Howe 1953-5-3 Los Angeles Santa Catalina Island, hillside at mouth of Wain Canyon. Comment
  POM358091  Eriophyllum nevinii Reid V. Moran 1941-2-20 597 Los Angeles East side of Middle Ranch Canyon, San Clemente Island. 450 Comment
  RSA527604  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4431 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA596170  Eriophyllum pringlei L. C. Wheeler 1967-5-12 9440 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR170319  Eriophyllum pringlei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  RSA0081700  Eriophyllum wallacei R. G. Swinney 2010-5-19 12800 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0089240  Eriophyllum wallacei Steve D. Boyd, Gary D. Wallace 2011-4-14 12310 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR107779  Eriophyllum wallacei L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  UCR282034  Eriophyllum wallacei R. G. Swinney 2014-4-30 16247 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
  RSA0114179  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Santa Catalina Island. Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  RSA598116  Erodium cicutarium Steve Boyd, Lauren Raz 1997-3-4 9141 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA657437  Erodium cicutarium Joseph M. Keefe 2001-1-19 30894 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  UCR190902  Erodium cicutarium R. G. Swinney 1998-7-2 6230 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR281964  Erodium cicutarium R. G. Swinney 2014-4-24 16194 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
  LA32293  Erodium cicutarium Henry J. Thompson; 1959-3-27 1885 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  IRVC28211  Erodium macrophyllum A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26263 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 442 Comment
  UCR92048  Erodium moschatum Scott D. White 1996-4-9 3881 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  LA204347  Erysimum capitatum var. capitatum Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  SBBG17337  Erysimum capitatum var. capitatum K. A. Wilson 1962-3-25 1256 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch. Comment
  RSA530278  Erysimum capitatum var. capitatum L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  CAS-BOT-BC55209  Erysimum suffrutescens I. Johnston 1917-6-10 1312 Los Angeles Playa del Rey. Comment
  SD107834  Erythranthe cardinalis Mark Hoefs 1973-6-5 342 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon; stream bed by main road 22 Comment
  UC129363  Eschscholzia Geo. B. Grant 1894-3 419 a Los Angeles Santa Catalina Island Comment
  RSA433634  Eschscholzia Robert Gustafson 1985-5-8 3110 Los Angeles San Gabriel Mts., Angeles National Forest, Sawpit Canyon, about 1 1/2 miles above reservoir. Comment
  CAS-BOT-BC403157  Eschscholzia californica Alice Eastwood 1917-7-20 6495 Los Angeles Santa Catalina Island Comment
  POM243805  Eschscholzia californica F. R. Fosberg 1931-4-1 4438 Los Angeles Santa Catalina Island: Hamilton Canyon near Avalon 75 Comment
  RSA162786  Eschscholzia californica John Olmsted 1958-3-7 24 Los Angeles Oak woodland with gradual Southward drainage along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA732720  Eschscholzia californica A. C. Sanders 2003-4-29 26188 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  UCR259670  Eschscholzia californica R. G. Swinney 2010-4-1 12147 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR269967  Eschscholzia californica R. G. Swinney 2010-6-1 13105 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
  RSA150917  Eschscholzia ramosa Peter H. Raven 1962-4-10 17233 Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  RSA461092  Eucalyptus camaldulensis Robert Gustafson 1981-4-14 2166 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR177930  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Los Angeles Basin:, Verdugo Mountains; north side, along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway 549 Comment
  UCR126894  Eucrypta chrysanthemifolia A. C. Sanders 2003-4-29 26165 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR270519  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-15 12236 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA545281  Eucrypta chrysanthemifolia D. Propst, Mark Hoefs 1973-3-3 8 Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  UCSB21854  Eucrypta chrysanthemifolia Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman along Highway 99 670 Comment
  UC1870334  Eulobus californicus LeRoy Gross, Laura Moore 2000-6-5 201 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. Elev. 900 Feet. Comment
  UC1951193  Eulobus californicus R. G. Swinney 2008-4-30 8709 Los Angeles San Gabriel Mtns: San Dimas Experimental Forest, Monroe Canyon. Glendora 7.5' Quad. Comment
  RSA599733  Eupatorium adenophorum L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  UCR193619  Euphorbia albomarginata R. G. Swinney 1999-6-18 7294 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  CATA2994  Euphorbia peplus Peter J. Dixon 2015-2-27 026 Los Angeles Santa Catalina Island: Wild Boar Gully, 300m south of Wild Boar Gully Rd. 180 Comment
  RSA603315  Euphorbia peplus Scott D. White 1997-5-21 5198 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA718274  Euphorbia peplus R. G. Swinney 1998-4-13 5962 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SBBG113048  Euphorbia peplus S. A. Junak with K. Kirkland 1998-4-30 SCa 572 Los Angeles extreme upper reaches of N fork of Descanso Cyn just downslope from Airport Rd 365 Comment
  UC447144  Euphorbia peplus J. Ewan 1931-5-17 4230 Los Angeles Monrovia Comment
  UCR124253  Euphorbia polycarpa L. C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mtns, Burbank; Glen Oaks and Lamer St Comment
  RSA716812  Euphorbia serpillifolia A. C. Sanders 2003-8-7 27167 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  CATA2047  Euphorbia spathulata Steven A. Junak 1998-6-12 727 Los Angeles Santa Catalina Island: Slopes on E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  SBBG32130  Extriplex californica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -239 Los Angeles Little Harbor Comment
  SBBG98647  Extriplex californica T. Ross 1991-5-20 5352 Los Angeles ca. 5500 ft S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  UCR139914  Festuca arundinacea Scott D. White 1997-5-14 5132 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  SEINET3196467 Image available Festuca microstachys R. G. Swinney 2009-4-2 10249 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  UCR271805  Festuca myuros R. G. Swinney 2010-3-24 12057 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
  LA206559  Festuca myuros Marjorie Bowler; 1937-10-21 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village, West Los Angeles Comment
  UCR270819  Festuca octoflora R. G. Swinney 2011-5-24 14828 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA0091171  Ficus lyrata Bonnie C. Templeton 1934-2-19 280 Los Angeles Lincoln Park Conservatory. Comment
  CAS-BOT-BC502101  Ficus microcarpa R. E. Riefner, Jr. 2014-7-13 14 -243 Los Angeles City of San Pedro, W side of S. Harbor Blvd at W. Santa Cruz St. 6 Comment
  RSA188125  Filago arizonica R. F. Thorne 1966-4-29 36284 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  RSA0069844  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCR255784  Filago californica R. G. Swinney 2010-4-20 12298 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
  RSA0036426  Forestiera pubescens LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6982 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
  RSA601114  Forestiera pubescens Louis C. Wheeler 1967-6-26 9900 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  SBBG127034  Forestiera pubescens A. Parikh, N. Gale 2011-7-2 3529 Los Angeles rd to Barley Flats, 2.5 km WSW of Shortcut Station, 0.4 km N of St Hwy 2; San Gabriel Mtns 1505 Comment
  UCR149916  Forestiera pubescens R. G. Swinney 1999-6-18 7304 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  RSA799687  Frangula californica subsp. tomentella Pam De Vries 2013-4-3 7831 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
  RSA3574  Frankenia grandifolia Carl B. Wolf 1932-5-12 3589 Los Angeles Little Harbor, Santa Catalina Island. Comment
  SBBG98654  Frankenia salina T. Ross 1991-5-20 5362 Los Angeles ca. 5100 ft S of Wilson Cove settlement; gradual N slope NNW of the 750" Benchmark 217 Comment
  UC455457  Frankenia salina I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  UCR177654  Fraxinus dipetala Fordyce Grinnell Jr. 1917-3-31 s.n. Los Angeles Transverse Range, Santa Susana Mtns., near Newhall Pass Comment
  JEPS104674  Fritillaria pinetorum John L. Morrison 1937-6-17 2531 Los Angeles San Gabriel Mountains; between spring and Windy Camp on trail down to Crystal Lake Comment
  RSA756318  Galinsoga parviflora A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37188 Los Angeles Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  SEINET11171362  Galium angustifolium D. W. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road IN29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. Azuza 869 Comment
  UCR270488  Galium angustifolium R. G. Swinney 2011-6-15 15172 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  LA200801  Galium angustifolium subsp. angustifolium John O'Leary; 1974-4-15 268 Los Angeles Santa Monica Mountains, Stone Canyon, above Stone Canyon Reservoir 259 Comment
  LA50693  Galium angustifolium subsp. angustifolium Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SBBG68898  Galium angustifolium subsp. angustifolium R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UC1281175  Galium angustifolium subsp. angustifolium H. E. McMinn 1924-7-25 1308 Los Angeles Catalina Island Comment
  RSA0021879  Galium aparine Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5109 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA658361  Galium aparine Naomi Zohman 1985-4-28 7 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  RSA669152  Galium aparine LeRoy Gross, Naomi S. Fraga 2002-4-4 508 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet., (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  UCR125776  Galium aparine A. C. Sanders 2003-5-26 26841 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR200147  Galium aparine Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 800 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  SD84873  Galium aparine M. B. Dunkle 1940-3-18 7417 Los Angeles West end, Flat Terrace Comment
  CAS-BOT-BC217467  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing, Santa Catalina Island Comment
  SD107918  Galium catalinense Larry DeBuhr 1977-4-17 2584 Los Angeles Santa Catalina Island; Ridge SE of Shark Harbor on coastal bluff Comment
  RSA678825  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1282 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.3 mile from trailhead out of Chantry Flat area. 716 Comment
  UCR256539  Galium johnstonii Anuja Parikh, Nathan Gale 2011-7-6 3539 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.9 km west of Shortcut Station, 1.0 km north of State Hwy 2, Angeles Crest Hwy 1690 Comment
  UCR276895  Galium johnstonii R. G. Swinney 2011-5-16 14732 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
  RSA454420  Galium nuttallii subsp. insulare F. R. Fosberg 1931-4-22 7165 Los Angeles Santa Catalina Island. Ridge above Eagles Nest, Middle Ranch Canyon 200 Comment
  LA36001  Galium nuttallii subsp. nuttallii Peter H. Raven; 1960-5-21 15409 Los Angeles Santa Monica Mountains, junction of Latigo Rd with Mulholland Hwy 518 Comment
  SBBG7311  Galium parishii H. and M. Dearing 1932-7-18 1872 Los Angeles San Antonio Peak 3048 Comment
  UCR101753  Galium parisiense L. C. Wheeler 1967-6-26 9879 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  CATA3466  Gambelia speciosa Tobias Nickel, Ben Dion, Julia Parish, Jamie Choi, Stuart Olshevski 2017-6-28 008 Los Angeles Santa Catalina Island: Channel Side; Roadside along Empire Landing Rd on edge of Little Springs and Empire Quarry watersheds 291 Comment
  CAS-BOT-BC158011  Garrya veatchii Fordyce Grinnell 1903-12-22 40 Los Angeles Arroyo Seco [Canon] Canyon near Pasade4na Comment
  LA40331  Garrya veatchii Robert Fowler; 1933-5-20 4285 Los Angeles San Gabriel Mountains Comment
  UC53646  Gastridium ventricosum Dr. A. Davidson Los Angeles Catalina Is. Comment
  UCR193993  Gayophytum R. G. Swinney 1998-8-13 6748 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 1 2012
  UCR223280  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SD255806  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5'Q) 2160 Comment
  UCR210074  Gilia A. C. Sanders 2008-4-10 34805 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
  RSA787205  Gilia abrotanifolia J. D. Olmsted 1962-4-30 405 -B Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA598063  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9467 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR265029  Gilia brecciarum Mitch Provance, Callen Huff 2009-4-28 10674 Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1466 Comment
  SD215603  Gilia brecciarum subsp. brecciarum Steve Boyd, Lauren Raz 1997-3-26 9335 Los Angeles Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1096 Comment
  UCR281173  Gilia brecciarum subsp. brecciarum R. G. Swinney 2014-4-23 16157 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
  UCR256614  Gilia brecciarum subsp. neglecta Anuja Parikh, Nathan Gale 2011-6-8 3433 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.2 km west of Godde Hill Road, 0.9 km south of California Aqueduct 1100 Comment
  RSA470204  Gilia capitata subsp. abrotanifolia Cameron Blake, Francis M. Ball, Jane Turner 1962-6-2 953 Los Angeles Off Angeles Crest Hwy, ca. 5 mi. N of La Canada 793 Comment
  UCR270634  Gilia diegensis R. G. Swinney 2011-5-24 14822 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA716644  Gilia latiflora Andrea Edwards, Pam De Vries 2005-3-29 51 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  UCR102541  Gilia latiflora subsp. davyi George K. Helmkamp, E. A. Helmkamp 1997-3-11 1474 Los Angeles c. 12 mi. west of Lancaster at Lancaster Rd & Willow Springs Cyn. 899 Comment
  RSA469412  Gilia latiflora subsp. davyi Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  RSA67728  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-23 17578 Los Angeles From Mojave to Lancaster and then into Antelope Valley. Comment
  UCR203191  Gilia latiflora subsp. latiflora R. G. Swinney 2005-5-21 8258 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR64535  Gilia minor A. C. Sanders, E. J. Lawlor 1988-4-3 7738 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  RSA251457  Gilia nevinii R. F. Thorne 1973-4-11 42813 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  SBBG12050  Gilia nevinii P. H. Raven 1962-4-10 17213 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  UC1215194  Gilia nevinii Peter H. Raven 1962-4-10 17192 Los Angeles rocky slopes s Wilson Cove (San Clemente Island); , s of Wilson Cove 91 Comment
  RSA660066  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1992-5-25 407 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA0016257  Gilia ochroleuca subsp. bizonata E. C. Twisselmann 1959-6-2 5324 Los Angeles Summit of Liebre Mountain 1677 Comment
  UCR178227  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., c. 2.5 miles south of Mount San Antonio summit along trail 2439 Comment
  RSA679881  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 842 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UCR142905  Gilia splendens R. F. Thorne 1963-7-11 32774 Los Angeles San Gabriel Mtns., Angeles National Forest, along road to Upper Shake Campground, c. 3 mi west of Lake Hughes 1402 Comment
  UC2027703  Githopsis diffusa subsp. diffusa Anuja Parikh with Nathan Gale 2010-6-19 3347 Los Angeles TR, SnGB, Upper Big Tujunga Canyon, 1.2 km W of Shortcut Station, 0.8 km N of State Highway 2 (Angeles Crest Highway). Comment
  UC29078  Githopsis diffusa subsp. diffusa Dr. A. Davidson 1892-1 Los Angeles near Los Angeles Comment
  CAS-BOT-BC303658  Glebionis coronaria Steven A. Junak 1997-5-20 SCI- 878 Los Angeles WIlson Cove, in Public Works Storage Yard, behind gymnasium bldg, San Clemente Island 60 Comment
  RSA639246  Gnaphalium californicum R. F. Thorne, M. Z. Thorne 1971-4-25 41343 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA747165  Gnaphalium canescens subsp. microcephalum Orlando Mistretta 1992-6-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  RSA642701  Gnaphalium canescens subsp. microcephalum Orlando Mistretta 1992-7-13 699 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  POM4655  Gnaphalium leucocephalum Anstruther Davidson 1918-04 s.n. Los Angeles San Fernando Valley. Comment
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Sep 2 2014
  UCR142078  Gnaphalium leucocephalum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-4-30 26194 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  POM358904  Gnaphalium palustre Geo L. Moxley 1917-9-7 s.n. Los Angeles At Cota, near Long Beach. Comment
  RSA601050  Gnaphalium palustre Steve Boyd, Lauren Raz 1997-6-18 9978 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA789059  Gnaphalium palustre Jane Tirrell, Graham Bothwell 2012-7-11 LS 0111 Los Angeles South side California State Route 2 near mile marker 67.7 2309 Comment
  POM358901  Gnaphalium palustre F. R. Fosberg, J. Ewan 1931-8-10 4903 Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  POM304839  Gnaphalium stramineum Henry J. Ramsey, Henry J. Ramsey 1937-9-2 215 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA592259  Grayia spinosa L. C. Wheeler 1967-5-12 9478 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1158 Comment
  UC897083  Grindelia hirsutula I. W. Clokey and E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Reservoir Comment
  RSA656488  Guillenia lasiophylla Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 717 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  RSA286514  Guillenia lasiophylla John F. Emmel 1979-5-8 630 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  UCR159907  Gutierrezia californica Orlando Mistretta 1992-7-17 726 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  CAS-BOT-BC302125  Gutierrezia sarothrae H. F. Copeland 1927-12-30 960 Los Angeles Near Azusa Comment
  RSA41026  Gutierrezia sarothrae H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Mountains, Foothills. Comment
  UCR228415  Halogeton glomeratus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8013 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, E of Amargosa Creek, E side of Sierra Highway, 630 m N of Ave F and one km S of Ave E 702 Comment
  UCR45203  Hedera helix A. C. Sanders 1986-7-30 6802 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
  CAS-BOT-BC306295  Hedypnois cretica Peter H. Raven; Robert F. Thorne 1964-5-7 19034 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CAS-BOT-BC306641  Helenium bigelovii Tim Ross 1990-8-17 3175 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the vicinity of Columbine Spring 2206 Comment
  RSA250560  Helenium bigelovii R. F. Thorne, John Dourley 1967-10-3 37279 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  CAS-BOT-BC309440  Helenium puberulum Louis C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake 259 Comment
  RSA295260  Helianthemum scoparium Jon Nickoloff 1973-5-2 730502 -5 Los Angeles on ridge 600' N. of Mt. Wilson trail, Sierra Madre; S facing ridge. 304 Comment
  RSA724714  Helianthemum scoparium var. vulgare K. Dobry 1992-4-9 d- 324 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  CAS-BOT-BC305429  Helianthus annuus Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  RSA657154  Helianthus annuus subsp. lenticularis Joseph M. Keefe 2001-1-19 30888 Los Angeles 5623 Raber Street, at intersection with Upperton Avenue, Highland Park District 207 Comment
  RSA535891  Helianthus gracilentus Timothy S. Ross 1991-9-2 5935 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Draw off W side of Y.B. Road. 503 Comment
  RSA590599  Helianthus gracilentus Timothy S. Ross, Walter Appleby 1993-5-13 7133 Los Angeles Western San Gabriel Mts: Forest Service firebreak between Whitney Canyon and Los Pinetos Canyon, NNW of 3151-ft ridgetop knoll. 817 Comment
  NY621875  Helianthus nuttallii subsp. parishii H. E. Hasse 09 1882 s.n. Los Angeles Near Los Angeles Comment
  CATA97  Heliotropium curassavicum var. oculatum Peter Henrikson 1987-4-23 73 Los Angeles Santa Catalina Island: Ben Weston Beach 3 Comment
  SFV6937  Heliotropium curassavicum var. oculatum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 638 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  SFV12417  Helminthotheca echioides D. L. Koutnik 1978-6-24 551 Los Angeles San Dimas. Way HIll along Gladstone Ave. 305 Comment
  CAS-BOT-BC310105  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit of Mt. Wilson 1890 Comment
  RSA139169  Hemizonia clementina Reid V. Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's cove. 50 Comment
  RSA251378  Hemizonia clementina R. F. Thorne 1996-4-17 36095 Los Angeles San Clemente Island: Top of bluff near Duty Office, Wilsons Cove. NE end of island. 30 Comment
  IRVC28994  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  UCR153572  Herniaria hirsuta A. C. Sanders 2005-5-11 30174 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
  RSA534112  Herniaria hirsuta subsp. cinerea Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5093 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  SEINET10938214  Hesperaloe parviflora Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4855 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SD52943  Hesperocnide tenella Peter H. Raven 1962-5-9 17701 Los Angeles San Clemente Island, canyon just north of Gray 305 Comment
  UCR155610  Hesperolinon micranthum A. C. Sanders 2005-5-11 30145 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  CAS-BOT-BC280681  Hesperostipa comata A. D. E. Elmer 1902-7-1 s.n. Los Angeles Acton Comment
  RSA0110756  Heteromeles arbutifolia R. G. Swinney 2011-10-25 15867 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA681142  Heteromeles arbutifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1035 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  SBBG17746  Heteromeles arbutifolia P. H. Raven 1962-7-10 17993 Los Angeles upper reaches of Cave Cyn, in large cyn draining SW from Thirst Comment
  UCR217424  Heteromeles arbutifolia R. G. Swinney 2009-3-10 10062 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR256839  Heteromeles arbutifolia R. G. Swinney 2010-8-16 13560 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR277410  Heteromeles arbutifolia R. G. Swinney 2010-8-23 13569 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CAS-BOT-BC318860  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  OBI69352  Heterotheca grandiflora John Knapp, Denise Knapp 2002-11-27 10 Los Angeles Santa Catalina Island. N3693731.97 E371160.45 1 Comment
  RSA0075654  Heterotheca grandiflora R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. SE corner of Big Dalton debris basin. 351 Comment
  UCR272510  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-27 15907 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA0063244  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mountains. North slope, Strawberry Peak. 1753 Comment
  RSA591668  Hirschfeldia incana L. C. Wheeler 1966-9-21 8888 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  RSA449778  Holodiscus discolor Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  UCR157441  Hordeum depressum A. C. Sanders, E. J. Lott 1993-5-6 13959 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  POM222220  Hordeum intercedens L. C. Wheeler 1936-4-12 4089 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  SBBG131445  Hordeum intercedens S. A. Junak 1996-4-11 SCI 287 Los Angeles W edge of coastal flats, ca. 0.1 mi N of Triangulation Pt "Red" 12 Comment
  LA33406  Hordeum murinum subsp. glaucum Peter H. Raven; 1959-5-3 14098 Los Angeles SANTA MONICA MOUNTAINS, Laurel Pass, Mulholland Drive. 350 Comment
  RSA582073  Hordeum murinum subsp. glaucum C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA628955  Hordeum murinum subsp. leporinum L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  POM578  Horkelia cuneata subsp. puberula O. W. Robinson 1916-4-3 s.n. Los Angeles Near Greek Theater. Claremont. Comment
  UCD106088  Hosackia crassifolia Marian Vincent 1964-6-24 594 Los Angeles Wrightwood Road. Big Pine camping area across the road from Meseal Camp. Comment
  RSA0011527  Hosackia oblongifolia var. oblongifolia Orlando Mistretta, Christine Mistretta 2011-6-23 5727 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  SBBG125442  Hosackia oblongifolia var. oblongifolia A. Parikh, N. Gale 2010-6-16 3305 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1293 Comment
  RSA233722  Hulsea heterochroma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42250 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  POM6376  Hydrocotyle umbellata L. T. Street, G. Williams 1919-5-10 2705 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA503166  Hymenoclea salsola Gary D. Wallace 1966-4-24 494 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  RSA286811  Hypericum androsaemum R. F. Thorne, Larry E. DeBuhr 1974-6-28 44764 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  RSA0096428  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SEINET3371873  Isocoma menziesii G. Rink 2011-6-1 10575 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  SD85058  Isocoma menziesii var. menziesii E. R. Blakley 1961-9-23 4738 Los Angeles Santa Catalina Island, south shore of Catalina Harbor east of Ballast Point 2 Comment
  UCD133434  Isocoma menziesii var. vernonioides A. M. Johnson 1934-9-15 4535 Los Angeles Santa Monica Canyon, along Beverly (Sunset) Blvd., Santa Monica. Comment
  RSA91280  Isocoma menziesii var. vernonioides J. Ewan 1931-10-11 5235 Los Angeles Sepulveda Canyon road N of Mulholland Dr, Santa Monica Mts. Comment
  SBBG31376  Jaumea carnosa R. F. Thorne with P. C. Everett 1965-5-11 34537 Los Angeles inside Ballast Pt on E side of Catalina Harbor Comment
  POM361341  Jaumea carnosa George R. Johnstone 1929-7-12 s.n. Los Angeles Playa del Rey. Comment
  CAS-BOT-BC101868  Juglans G. Wallace; D. Deardorff 1976-5-10 LASCA- 1073 Los Angeles unspecified Comment
  POM2128  Juglans californica C. F. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  RSA764418  Juglans californica Justin M. Wood 2009-8-18 1249 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET1869731  Juglans californica A. C. Sanders, Mark Elvin 2003-1 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch , Santa Clara River bottom east of Del Valle. 282 Comment
  UCR217689  Juglans californica A. C. Sanders, Dan S. Cooper 2010-8-5 38562 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR270083  Juglans californica R. G. Swinney 2011-3-17 14113 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  SD90207  Juglans californica var. californica Benjamin C. Stone 1953-3-16 294 Los Angeles Brea Canyon Road, south of Pomona. 274 Comment
  UCR212821  Juglans californica var. californica Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1788 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon], along San Dimas Canyon Road below dam on east side of road in a draw 449 Comment
  CATA759  Juncus acutus subsp. leopoldii Mark L. Hoefs 1991-5-22 1291 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 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
  UCR149881  Juncus balticus R. G. Swinney 1999-6-18 7330 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  RSA747580  Juncus balticus subsp. ater R. G. Swinney 2005-8-22 8507 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  UCR101224  Juncus covillei var. obtusatus L. C. Wheeler 1954-9-1 7088 A Los Angeles San Gabriel Mtns., Little Rock Creek at Buckhorn Comment
  RSA522455  Juncus macrophyllus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4049 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  POM122644  Juncus mexicanus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM1624  Juncus mexicanus Le Roy Abrams 1901-4-8 1445 Los Angeles Los Angeles River Comment
  JEPS45912  Juncus oxymeris Louis C. Wheeler 1934-5-14 2590 Los Angeles near mouth of San Dimas Canyon; San Gabriel Mts. 441 Comment
  RSA158263  Juncus patens Peter H. Raven 1962-4-10 17240 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  POM1613  Juncus phaeocephalus I. M. Johnston 1917-6-10 1308 Los Angeles Cienega , West of Los Angeles. Comment
  IRVC26835  Juncus rugulosus S. D. White 1997-5-14 5144 A Los Angeles Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, E of Hansen Dam and N of Wentworth Street. Base of San Gabriel Mtns. 335 Comment
  POM308901  Juncus rugulosus Kay H. Beach 1943-8-27 673 Los Angeles West side of the N Fork above Flume no. 5, San Dimas Experinemtal Forest Comment
  UCR132298  Juncus textilis John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR194765  Juncus textilis Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 710 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  UCR209627  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
  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
  RSA674581  Juncus xiphioides Scott D. White 2000-8-25 8127 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  RSA675026  Juncus xiphioides Scott D. White, Kent Hughes 2000-5-17 7867 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA610725  Juniperus californica L. C. Wheeler 1932-9-9 1358 Los Angeles San Antonio Wash 1/4 mi. N Foothil Blvd. 381 Comment
  RSA352423  Juniperus occidentalis var. australis B. C. Templeton 1932-10-2 s.n. Los Angeles Mt. Baldy Comment
  CAS-BOT-BC235625  Keckiella breviflora var. breviflora Timothy S. Ross; Steve Boyd 1995-6-28 8625 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  CAS-BOT-BC235771  Keckiella cordifolia Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4426 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  RSA527601  Keckiella cordifolia Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4426 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  LA200969  Kickxia elatine Carl Wishner; 1997-10-16 2537 1 Los Angeles SANTA MONICA MOUNTAINS, Winter Canyon, Pepperdine University, Malibu 50.0 Comment
  RSA718096  Koeleria macrantha R. G. Swinney, Dave Larson 1996-7-17 5115 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  CAS-BOT-BC271334  Koeleria pyramidata Geo. B. Grant 1900-4-15 2472 Los Angeles Old Wilson Trail Comment
  RSA703451  Krascheninnikovia lanata Gary D. Wallace, Ann Hiller 1983-5-18 2063 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  UCR166084  Krascheninnikovia lanata Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  LA32080  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-18 sn Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA250523  Lactuca serriola R. F. Thorne, John Dourley 1967-10-10 37333 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  RSA533896  Lactuca serriola Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5144 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  CAS-BOT-BC273830  Lamarckia aurea C. G. Pringle 1882-3-31 s.n. Los Angeles Los Angeles Comment
  UC50511  Lamarckia aurea Harley P. Chandler 1897-4-12 Los Angeles Claremont 365 Comment
  UC818677  Lamarckia aurea Agnes Chase Apr 12 1910-Apr 15 1910 5543 Los Angeles Playa del Rey, (upper beach) Playa del Rey Comment
  SFV14775  Lamium amplexicaule J. C. Dittes 1990-2-18 28 Los Angeles San Fernando Valley Los Angeles, North Hollywood. 240 Comment
  SEINET10479881  Lastarriaea coriacea LeRoy R. Abrams Abrams 1218 Los Angeles Santa Monica Mountains Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  CAS-BOT-BC366346  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena Comment
  UC30403  Lasthenia coronaria Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UC53940  Lasthenia glabrata subsp. coulteri Ernest Braunton 1902-5-15 322 Los Angeles Gardena Comment
  JEPS26579  Lasthenia gracilis Peter Kamb 1948-5-6 967 Los Angeles San Gabriel Mts. 975 Comment
  UCR126891  Lasthenia gracilis A. C. Sanders 2003-4-29 26168 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR76421  Lasthenia gracilis T. S. Ross, A. Kendall 1992-4-15 6194 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  CATA2915  Lathyrus odoratus Sara L. Crockett 1997-3-7 87 Los Angeles Santa Catalina Island: 331 Clemente Street 24 Comment
  RSA3532  Lathyrus vestitus subsp. alefeldii C. B. Wolf 1932-5-9 3475 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
  RSA405676  Lathyrus vestitus subsp. laetiflorus Robert M. Perkins 1935-3-24 17 Los Angeles Topanga Canyon Comment
  CDA27150  Lathyrus vestitus var. vestitus T. C. Fuller 1965-4-26 13371 Los Angeles Old Topanga Canyon Road, 0.2 miles north of Highway 27, Topanga. 0 Comment
  SFV19340  Layia glandulosa J. N. Hogue, C. Solek 2005-4-8 236 .2 Los Angeles San Gabriel Mountains West Fork San Gabriel River. Mouth of Devil's Canyon, north of Cogswell Reservoir. At end of dirt road on north side or reservoir. 750 Comment
  UCR259982  Layia glandulosa R. G. Swinney 2010-5-11 12641 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CAS-BOT-BC321536  Layia glandulosa Timothy S. Ross 1995-4-26 8378 b Los Angeles Southwesterly slope of Liebre Mtn along Forest Service rd 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  RSA594969  Layia glandulosa Timothy S. Ross 1995-4-26 8378 B Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  SBBG101156  Layia platyglossa T. Ross 1992-4-14 6151 Los Angeles midway between the mouth of Nanny Cyn and the first major escarpment draw S of it 182 Comment
  RSA251395  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-15 35996 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA409624  Lepechinia fragrans Christopher Davidson, B. Gustafson 1975-6-24 2870 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
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Oct 21 2014
  RSA657523  Lepechinia fragrans James Henrickson 1981-5-16 18843 Los Angeles 5 miles south of Hwy 101 off Topanga Canyon Road Comment
  SFV1444  Lepidium didymum R. L. Armacost 1958-5-1 992 Los Angeles Santa Monica. Santa Monica City College campus. Comment
  PASA2037  Lepidium flavum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA429896  Lepidium fremontii var. fremontii N. C. Cooper 1948-4-21 2697 Los Angeles Littlerock Reservoir. 762 Comment
  CATA1573  Lepidium nitidum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2842 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  CAS-BOT-BC12816  Lepidium perfoliatum Ernest C. Twisselmann 1962-4-10 6833 Los Angeles Mojave Desert. Rosamund Region. Avenue A, 0.9 mile east of Highway 6. 632 Comment
  SBBG127524  Lepidium strictum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2862 Los Angeles Toyon Bay 30 Comment
  RSA0118980  Lepidium strictum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 539 Los Angeles Santa Catalina Island. Along upper portion of road to Toyon Bay, 0.2 mi from intersection with main road. 411 Comment
  RSA429661  Lepidium virginicum var. pubescens F. R. Fosberg 1930-7-3 3088 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA429664  Lepidium virginicum var. pubescens M. B. Dunkle 1931-4-22 2454 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA642693  Lepidospartum squamatum Orlando Mistretta 1992-7-14 712 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UC1008310  Lepidospartum squamatum Rimo Bacigalupi 1952-8-8 3896 Los Angeles 2.1 mi w of junction of Soledad Canyon road with Agua Dulce Canyon Road; Soledad Canyon 525 Comment
  SEINET11685710  Leptochloa fusca subsp. fascicularis A. C. Sanders 1981-1 2340 Los Angeles Mojave Desert, W end of Rosamond Dry Lake at Ave. C 693 Comment
  RSA668148  Leptochloa fusca subsp. uninervia Ian Swift 2001-9-27 338 Los Angeles Lower Bouquet Canyon, On a side channel of Bouquet Canyon receiving nuisance runoff 50 m E of Scudder Boy's Camp 432 Comment
  UCR61087  Leptodactylon californicum R. G. Swinney 1969-4-2 317 Los Angeles Western Transverse Range; Santa Monica Mtns., 3 mi south of Calabasas, north of Mulholland Hwy 488 Comment
  RSA469961  Leptosiphon aureus subsp. aureus Ralph Hoffmann 1931-5-3 s.n. Los Angeles Bouquet Canyon. Comment
  RSA0106736  Leptosiphon breviculus R. G. Swinney 2011-5-19 14767 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA585931  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2938 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA690933  Leptosiphon breviculus J. Mark Porter, Lauren Machen 2004-5-2 14091 Los Angeles San Gabriel mountains, northern foothills; along Big Pines Highway, neare the 2.4 mile marker. 1402 Comment
  RSA72997  Leptosiphon breviculus F. W. Peirson 1923-5-26 3543 Los Angeles Rock Creek. 1296 Comment
  UCR221918  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SBBG20054  Leptosiphon chrysanthus subsp. chrysanthus D. Myrick 1964-3-27 803 Los Angeles St Hwy 138, ca. 20 mi W of Victorville toward Palmdale 822 Comment
  RSA799679  Leptosyne bigelovii Pam De Vries 2013-4-3 7842 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1058 Comment
  SD255654  Leptosyne bigelovii Mitch Provance, Callen Huff 2009-4-28 10672 Los Angeles Tehachapi Mountains; Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site P01086 (Lebec 7.5'Q) 1371 Comment
  UCR269973  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 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
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom Comment
  LA30870  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 155 Los Angeles Santa Monica Mountains, Point Dume Comment
  SEINET1869733  Lessingia glandulifera A. C. Sanders 2003-1 27105 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, canyon inlow hills north of Potrero Canyon 305 Comment
  RSA297769  Lessingia glandulifera var. glandulifera Barbara Ertter, Jeffrey L. Strachan 1979-6-29 s.n. Los Angeles N edge of Angeles Nat'l Forest ca 9 air-miles ESE of Pearlblossom, 1.7 mi N of Mile High on County Hwy N4. 1463 Comment
  UCR239954  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-11-16 11627 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  RSA746545  Leucaena leucocephala A. C. Sanders, T. B. Salvato 2009-5-20 36845 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UCD34116  Leymus condensatus Beecher Crampton 1976-9-21 9412 Los Angeles Los Angeles County, ca. 10 miles east of Saugus on state Hwy. 14, Agua Dulce Canyon area. Comment
  RSA586542  Linanthus aureus var. decorus T. S. Ross 1991-4-28 4732 Los Angeles Black butte Basin Road, on the S margin of the Southern Pacific Rail Road Tracks; ca 1.75 miles and ca 148 SW of Three Sisters [buttes]. 979 Comment
  CAS-BOT-BC226754  Linanthus californicus Annie M. Alexander; Louise Kellogg 1941-3-24 1995 Los Angeles Weldon Canyon; 8.5 miles south of Castiac [Castaic] Junction 487 Comment
  HSC17058  Linanthus californicus C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  HSC17060  Linanthus californicus G. E. Anderson 1966-4-4 22 Los Angeles 2 mi. N of Topanga S side on Hwy. 27 Comment
  POM97023  Linanthus californicus P. A. Munz 1925-3-18 8924 Los Angeles Newhall Grade. Comment
  UCR113676  Linanthus ciliatus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UC963808  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles s of Valyermo (Rock Creek, n side of San Gabriel Mountains); San Gabriel Mountains, Rock Creek Comment
  POM364565  Linanthus dianthiflorus subsp. dianthiflorus F. R. Fosberg 1931-4-15 695 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  UCR43559  Linanthus dianthiflorus subsp. dianthiflorus B. A. Prigge 1986-3-19 6933 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA718271  Linanthus dichotomus R. G. Swinney 1998-4-14 5998 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  RSA73084  Linanthus dichotomus F. W. Peirson 1926-4-27 6666 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA715753  Linanthus liniflorus Scott D. White, Andrea Warniment 2006-7-7 11622 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  RSA21247  Linanthus parryae C. B. Wolf 1937-4-28 8518 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  UCR220045  Linanthus parryae R. G. Swinney 2009-4-24 10453 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0115476  Linanthus pygmaeus A. C. Sanders, T. B. Salvato 2007-4-24 33479 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant. 1159 Comment
  CATA222  Lithophragma affine Mark L. Hoefs, A. Douglas Propst 1973-5-4 211 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  LA50732  Lithophragma affine Carl Epling; March 1925 6046 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR263272  Lithophragma bolanderi Anuja Parikh, Nathan Gale 2012-5-2 3582 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 1.0 km east of Cogswell Reservoir 643 Comment
  SD260195  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
  UCD115901  Lobularia maritima Daryl Koutnik 1978-4-21 396 Los Angeles Scholl Canyon, north of the Eagle Rock. 304 Comment
  UCD115904  Lobularia maritima Rudolf Schmid 1962-5-3 s.n. Los Angeles Along side road to Chantry Flats, Angeles National Forest. Comment
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UC405418  Logfia filaginoides T. S. Brandegee Los Angeles Catalina Comment
  CATA1381  Logfia gallica Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2503 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  UCD66192  Lolium multiflorum Jack Delaini 1974-5-9 195 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest, along Johnstone peak Rd. and slopes below it at head of canyon. 853 Comment
  POM356982  Lolium temulentum Grethe Moskedahl 1923-04 s.n. Los Angeles Bandini Station Comment
  SBBG44603  Lomatium dasycarpum R. Hoffmann 1931-5-3 Los Angeles southern end of Bouquet Cyn Comment
  RSA0060770  Lomatium mohavense subsp. longilobum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6821 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA598887  Lomatium nevadense var. parishii Steve Boyd, Timothy S. Ross 1997-3-21 9203 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SD60428  Lonicera hispidula var. vacillans Peter H. Raven 1962-5-20 17773 Los Angeles Santa Catalina; Avalon Canyon ca. 1.0 mile south of Avalon. Comment
  RSA729836  Lonicera interrupta R. G. Swinney 1999-6-21 7354 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  UC1584240  Lonicera interrupta Tim Ross, Steve Boyd 1990-6-6 2885 Los Angeles s and w Piru Pond; Los Padres National Forest, Liebre Mtn. USGS 7.5' quadrangle 644 Comment
  UCR190546  Lonicera subspicata R. G. Swinney 2000-6-19 7811 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  LA105307  Lonicera subspicata var. denudata Barry A. Prigge; David S. Verity 1988-10-6 8343 Los Angeles Santa Monica Mountains, Medea Creek; Cornell Corners area, 0.25 mi. S of Ventura Freeway on Cornell Road Comment
  LA94327  Lonicera subspicata var. denudata A. M. Johnson; 1934-4-20 4439 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA455378  Lonicera subspicata var. denudata B. C. Templeton 1930-5-27 1418 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  UC1125304  Lonicera subspicata var. denudata G. T. Nordstrom 1935-1-22 322 Los Angeles 3 mi n of mouth Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  RSA545193  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles San Clemente Island, central E side of island; ca 100m N of where the Nanny Canyon drainage area meets the sea 15 Comment
  RSA545284  Lotus argophyllus subsp. ornithopus D. Propst, Mark Hoefs 1973-3-3 43 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  RSA157787  Lotus dendroideus var. traskiae P. H. Raven 1962-5-7 17578 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  UC457227  Lotus grandiflorus Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mountains Comment
  RSA584627  Lotus grandiflorus var. grandiflorus T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6955 Los Angeles Santa Catalina Island, near upper Buffalo Corral Reservoir. 221 Comment
  RSA188209  Lotus hamatus R. F. Thorne, P. C. Everett 1965-6-22 34894 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  RSA763143  Lotus humistratus Justin M. Wood 2010-5-10 1632 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR222829  Lotus humistratus R. G. Swinney 2009-4-29 10591 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
  UCR274997  Lotus humistratus Michael Honer, Rachel Woodard 2006-4-24 2223 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  RSA229052  Lotus nevadensis var. davidsonii R. F. Thorne, Tilforth, John Dourley 1969-7-29 38866 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  UC129415  Lotus procumbens var. procumbens H. M. Hall and H. P. Chandler 1906-6-11 7392 Los Angeles hills s Antelope Valley Comment
  RSA757665  Lotus procumbens var. procumbens Orlando Mistretta, Christine Mistretta 2008-4-14 2444 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 946 Comment
  RSA498804  Lotus salsuginosus var. salsuginosus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SEINET3131521  Lotus salsuginosus var. salsuginosus G. B. Grant 1905-4-20 712 -6489 Los Angeles Garvanza Comment
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  RSA406803  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-1 S- 4443 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA498801  Lotus salsuginosus var. salsuginosus Amelia Eatherton 1930-04 s.n. Los Angeles Open sunny places, Eagle Rock Comment
  RSA0105030  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  SEINET3131523  Lotus scoparius var. scoparius Unknown 1904-7-5 711 Los Angeles Covina Comment
  UCR200010  Lotus scoparius var. scoparius Valerie Soza, Mariam Sidibeh 2003-3-26 1600 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  UC1587650  Lotus strigosus Tim Ross 1991-3-9 4195 Los Angeles Whittier Hills (Puente Hills, pro parte) Whittier Hills (at head of un-named canyon draining ene) 304 Comment
  UCR259646  Lotus strigosus R. G. Swinney 2010-4-1 12129 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR264701  Lotus strigosus Mitch Provance, Callen Huff 2009-4-28 10725 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
  UCR68940  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCSC000922  Lotus strigosus var. strigosus Unknown 1975-5-16 34 Los Angeles desert foothills on the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  RSA406263  Lotus unifoliolatus Anstruther Davidson 1930-1 s.n. Los Angeles Los Angeles Co. Comment
  RSA706904  Lupinus Gary D. Wallace, M. Wallace 1985-3-2 2177 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  CAS-BOT-BC201427  Lupinus albifrons var. albifrons Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA0061211  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042004 Los Angeles Old Ridge Rte. 376 Comment
  SBBG13415  Lupinus albifrons var. douglasii E. R. Blakley 1962-10-5 5419 Los Angeles Island Rd at head of Descanso Cyn 243 Comment
  SBBG18461  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-9 5564 Los Angeles hillside above Pebbly Beach along Terrace Drive 91 Comment
  POM2615  Lupinus andersonii I. M. Johnston 1918-7-6 2086 Los Angeles Prairie Fork of San Gabriel River 1982 Comment
  CATA1200  Lupinus bicolor Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2232 Los Angeles Santa Catalina Island: By Cape Canyon Road, middle of Cape Canyon 323 Comment
  CATA372  Lupinus bicolor Mark L. Hoefs 1974-3-28 423 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 219 Comment
  RSA592653  Lupinus bicolor Mark Hoefs 1974-3-28 411 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  SEINET3145127  Lupinus bicolor E. K. Balls, LW Lenz 1950-3-28 14462 Los Angeles 1 mi E of junction of Hwy 99 and 138, just S of Gorman 1158 Comment
  SFV1867  Lupinus bicolor Lawler 1958-5-10 s. n. Los Angeles Mojave Desert Along side of Highway 138 about 18 miles west of Lancaster. 823 Comment
  SFV4364  Lupinus bicolor D. B. Dunn 1941-3-29 940 Los Angeles San Gabriel Valley Vacant lot, 2 blocks west of Monrovia. Comment
  RSA188073  Lupinus bicolor subsp. microphyllus R. F. Thorne 1966-4-30 36351 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  SBBG131682  Lupinus concinnus S. A. Junak 1999-4-24 SCa 871 Los Angeles E of Empire Landing Rd 213 Comment
  SEINET10485220  Lupinus densiflorus James S. Henrickson 1966-4-16 Henrickson 2250 Los Angeles 12 mi. E of gorman in open grassy fields; growing with eschscholzia Californica; common. 975 Comment
  CAS-BOT-BC205144  Lupinus elatus Oakley Shields 1970-6-27 90 Los Angeles 3.7 miles s.w. of Dawson Saddle, San Gabriel Mts., Angeles Crest Highway 2103 Comment
  SEINET5641794  Lupinus excubitus R. G. Swinney 2009-3-31 10222 Los Angeles Transverse Ranges; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7-1.3 mi. north and NE of Foothill Blvd., Azusa/Duarte.; 0 189 Comment
  RSA0073381  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-29 10684 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091. 1432 Comment
  RSA588641  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-5-31 1271 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2073 Comment
  UCR186493  Lupinus excubitus var. austromontanus T. B. Salvato 2007-4-27 2095 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCR274620  Lupinus excubitus var. austromontanus Daisie Huang 2008-3-18 80318- 02 Los Angeles Along Gorman Post Road, near large 'Gorman' billboard 1120 Comment
  POM2499  Lupinus excubitus var. johnstonii I. M. Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  SEINET10485358  Lupinus formosus Thorne 1973-4-24 THORNE 43431 Los Angeles San gabriel mtns. Mojave desert slope. Along ft. Tejon rd near jct with Longview rd, ca 3 mi s of pearblossom rd. Joshua tree and juniper woodland With numerous annuals; flowers purplish. 1067 Comment
  UC15880  Lupinus hirsutissimus C. A. Colmore 1900-2-12 Los Angeles Rustic Canyon Santa Monica (Santa Monica); , Rustic Canyon Comment
  UC557770  Lupinus hirsutissimus Nell Murbarger April, 1936 60 Los Angeles e side San Clemente Island; e side San Clemente Island Comment
  UCR197208  Lupinus hirsutissimus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 457 Comment
  RSA733752  Lupinus latifolius var. latifolius R. G. Swinney 2000-6-19 7807 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  CAS-BOT-BC211719  Lupinus longifolius I. M. Johnston 1918-5-5 1896 Los Angeles Turnbull Canyon, Puente Hills 365 Comment
  LA200469  Lupinus longifolius A. M. Johnson; 1934-4-20 4425 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA91320  Lupinus longifolius F. W. Peirson 1923-2-10 543 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  SBBG69056  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  UC1614047  Lupinus microcarpus var. horizontalis Charles M. Belshaw 1935-3-29 497 Los Angeles 20 mi w of Lancaster (West Antelope Valley, on s face of La Liebre Scarp); West Antelope Valley, La Liebre Scarp Comment
  SEINET10488799  Lupinus nanus Fisher 1948-3-20 Fisher s.n. Los Angeles California state polytechnic college. San dimas, ca. Comment
  UC130330  Lupinus sparsiflorus J. Burtt Davy May 9 1896-May 24 1896 2325 Los Angeles Foothills near Llano Verde Llano Verde; Antelope Valley Comment
  RSA414263  Lupinus sparsiflorus subsp. sparsiflorus Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  SBBG13711  Lupinus succulentus P. H. Raven 1960-4-11 17280 Los Angeles due W of Wall 2 9 Comment
  SD86352  Lupinus succulentus R. Mitchel Beauchamp, M. Douglas 1972-3-24 3215 Los Angeles San Clemente Island; west side of canyon. 99 Comment
  RSA414312  Lupinus succulentus Anstruther Davidson 1890-03 s.n. Los Angeles Los Angeles - Foothills. Comment
  POM2389  Lupinus truncatus C. Babcock 1903-1 s.n. Los Angeles Near Los Angeles Comment
  CAS-BOT-BC140224  Lyonothamnus floribundus subsp. aspleniifolius Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UC11394  Lyonothamnus floribundus subsp. aspleniifolius Brandegee May 1889 Los Angeles Santa Catalina Island Comment
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Mar 15 2010
  RSA177738  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Percy C. Everett 1965-5-10 34450 Los Angeles Santa Catalina Island. North side of Blackjack Mountain 488 Comment
  UC56055  Lythrum californicum J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  UCR95504  Madia elegans subsp. elegans Steve Boyd, M. Elvin, Victoria Jotikasthira 1996-6-25 8883 Los Angeles San Gabriel Mtns., along summit of Liebre Mtn, east of the head of Bear Canyon, at the intersection of dirt track leading to Bear Camp and 7N23 1646 Comment
  POM20530  Madia elegans subsp. vernalis F. W. Peirson 1923-5-21 s.n. Los Angeles Fish Canyon, San Gabriel Mountains 838 Comment
  UC1601157  Madia gracilis T. Minthorn July 1920 Los Angeles near Avalon (Catalina Island); Catalina Island Comment
  UCR281025  Madia gracilis Mitch Provance 2017-6-29 617- 49 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  CATA2363  Malacothamnus clementinus F. C. Boutin 1967-4-23 1655 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  SBBG17770  Malacothamnus clementinus P. H. Raven 1962-7-10 17977 Los Angeles cyn below Lemon Tank 243 Comment
  CAS-BOT-BC230902  Malacothamnus davidsonii Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  CAS-BOT-BC230903  Malacothamnus davidsonii Joseph Andorfer Ewan 1934-8-3 8448 Los Angeles Auto road up Table Mt., head of Le Montaine Creek 2225 Comment
  CATA1306  Malacothamnus fasciculatus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2397 Los Angeles Santa Catalina Island: By road, middle of Cape Canyon 243 Comment
  RSA305914  Malacothamnus fasciculatus Fay A. MacFadden 1931-5-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SFV2283  Malacothamnus fasciculatus M. L. Vincent 1962-7-18 264 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon turnoff. 440 Comment
  UC167153  Malacothamnus fasciculatus Walter Wheeler 1904-7-5 Los Angeles Covina Comment
  UC1122024  Malacothamnus fasciculatus var. fasciculatus A. D. Gifford 1935-3-15 468 Los Angeles 2 mi wsw Red Mtn 579 Comment
  CAS-BOT-BC206372  Malacothamnus fremontii Timothy S. Ross; Steve Boyd 1990-6-18 3498 Los Angeles 1500 m due N of Jackson Lake, betwen the Boulder Canyon and Mescal Creek drainages, Ball Flat - San Gabriel Mountains 1767 Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA0092237  Malacothamnus fremontii R. G. Swinney 2011-5-12 14683 Los Angeles San Gabriel Miountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA646131  Malacothamnus fremontii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  RSA667897  Malacothamnus fremontii Michael Denslow, V. Soza 2002-7-10 694 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  UCR186885  Malacothrix californica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32034 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA507998  Malacothrix clevelandii Steve Boyd, Timothy S. Ross 1988-4-28 2253 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  SEINET2053708 Image available Malacothrix glabrata J. Harry Lehr 1971-4-12 320 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom. 1219 Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  POM292650  Malacothrix saxatilis var. tenuifolia Arthur L. Cohen 1934-8-2 4432 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  POM362378  Malacothrix saxatilis var. tenuifolia L. E. Hoffman 1929-5-16 s.n Los Angeles Castle Rock, Santa Monica. Comment
  POM8738  Malacothrix saxatilis var. tenuifolia P. A. Munz, R. D. Harwood 1920-5-15 3962 Los Angeles Santa Monica Mts. Coldwater Canyon. 305 Comment
  CAS-BOT-BC170382  Malosma laurina Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass 457 Comment
  JEPS66250  Malosma laurina W. L. Jepson 1908-7-13 3049 Los Angeles Santa Catalina, Avalon Comment
  POM293293  Malosma laurina Lyman Benson 1945-6-3 11830 Los Angeles Claremont. 351 Comment
  RSA386408  Malosma laurina V. V. Giles 1936-7-5 s.n. Los Angeles Highway 10 miles east of Azusa. Comment
  UC450779  Malosma laurina F. A. MacFadden 1931-4-20 2955 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  UCR280660  Malva parviflora R. G. Swinney 2014-5-21 16604 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  CDA5033  Malva parviflora T. S. Ross 1991-4-21 4508 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above northwest bank of stream course. Comment
  UCD116677  Malva parviflora Kenneth A. Wilson 1961-2-21 869 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA0004200  Malvastrum gabrielense F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts 1067 Comment
  CATA1335  Malvella leprosa Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2437 Los Angeles Santa Catalina Island: Echo Lake 396 Comment
  SEINET11982002  Malvella leprosa J. F. Bright, Wyman, C. 1931-1 5738 Los Angeles Hollywood Comment
  UC1215217  Malvella leprosa Peter H. Raven 1962-7-10 17956 Los Angeles n. of a point due w. of Wall 2 San Clemente Isl. Comment
  IRVC26257  Marah macrocarpa Mark A. Elvin 2003-4-9 2470 Los Angeles Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley 335 Comment
  RSA167856  Marah macrocarpa R. F. Thorne, P. C. Everett 1964-2-6 s.n. Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  UCD107539  Marah macrocarpa Gerald Dickinson 1962-4-8 14 Los Angeles 1 mile W Topanga Canyon and Mulholland Santa Monica Mountains. 356 Comment
  RSA648715  Marah macrocarpa var. macrocarpa Dolores Perez 1981-5-3 38 Los Angeles Ca Hwy 39, 1 mile S. of Morris Reservoir. Comment
  POM19086  Marrubium vulgare P. A. Munz 1923-4-10 6745 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  RSA596815  Marrubium vulgare Tim S. Ross, J. Mark Porter 1995-5-4 8477 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SFV3174  Marrubium vulgare J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  RSA0042680  Marrubium vulgare Laura Moore, Jean Moore 1999-4-25 033 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  RSA151224  Marrubium vulgare Peter H. Raven 1962-4-12 17340 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA409818  Marrubium vulgare Robert Gustafson 1981-3-18 2219 Los Angeles Ballona Wetlands, Area 3. Comment
  CAS-BOT-BC67808  Marsilea vestita Peter H. Raven 1961-9-24 16748 Los Angeles Strand of Boquet Reservoir at east end. 914 Comment
  POM362441  Matricaria matricarioides M. Bisbee 1917-4-15 s.n. Los Angeles Gardens and Waste places, Eagle Rock Comment
  RSA598353  Matricaria matricarioides L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  RSA600469  Medicago lupulina Steve Boyd, Lauren Raz 1997-4-30 9613 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UCR93322  Medicago lupulina Scott D. White 1996-5-19 4052 Los Angeles City of Claremont: Geneva Ave, north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne Street. 320 Comment
  CDA4221  Medicago polymorpha L. C. Wheeler 1945-4-17 6016 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello Comment
  RSA187876  Medicago polymorpha Robert F. Thorne 1966-4-6 35929 a Los Angeles Santa Catalina Island: about 1 mi. W of Empire Landing. 76 Comment
  SBBG117022  Medicago polymorpha S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1511 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  RSA592307  Medicago polymorpha L. C. Wheeler 1967-5-13 9506 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  SBBG47084  Melica imperfecta K. K. Muller 1972-5-2 3079 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  UCR2560  Melica imperfecta F. M. Reed 1909-7-2 2807 Los Angeles Channel Islands, Santa Catalina Island, Pebbly Beach Road near Avalon 12 Comment
  RSA0034972  Melica imperfecta W. B. 1973-10-12 s.n. Los Angeles San Dimas Exp. Forest. 822 Comment
  UCD87976  Melica imperfecta O. A. Plunkett 1925-11-28 s.n. Los Angeles Los Angeles. Comment
  RSA660179  Melica stricta Orlando Mistretta 1992-5-25 428 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  UCR193531  Melica stricta R. G. Swinney 1999-6-18 7296 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  CATA1532  Melilotus albus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2756 Los Angeles Santa Catalina Island: Hillside by City Fire Station, Avalon 18 Comment
  RSA595027  Melilotus albus Steve Boyd, Lauren Raz 1996-10-8 8990 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA618989  Melilotus albus LeRoy Gross 1998-9-20 77 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 365 Comment
  RSA652193  Melilotus albus R. Evans 1951-4-27 s.n. Los Angeles 3/4 mile south of Puddingstone on Puddingstone Rd. Comment
  SD215544  Melilotus indicus Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9474 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  UC56940  Melilotus indicus Miss E. D. Palmer November, 1904 Los Angeles Los Angeles Comment
  RSA12405  Melilotus indicus Carl B. Wolf 1934-4-11 5618 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  LA33784  Mentha canadensis Peter H. Raven; Henry J. Thompson 1959-10-25 14636 A Los Angeles Comment
  RSA440352  Mentzelia affinis Anstruther Davidson 1912-05 2805 Los Angeles Van Nuys Comment
  RSA608364  Mentzelia congesta Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA517863  Mentzelia jonesii Steve Boyd, Orlando Mistretta 1986-3-31 1519 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  CHSC100168  Mentzelia micrantha John Dittes 2006-6-4 1398 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air miles northwest of Chatsworth High School, ca. 1.2 air mile west of Topanga Blvd., ca. 0.6 air mile east x northeast of Santa Susana Pass. 426 Comment
  UC1922363  Mentzelia micrantha Valerie Soza, Susan Caplow 2003-4-11 1630 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  SD38194  Mentzelia micrantha Edith A. Purer 1935-5-11 6569 Los Angeles Along the Malibou Road, Santa Monica Mountains. Comment
  RSA446886  Mentzelia veatchiana Christopher Davidson 1975-5-25 2564 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  CAS-BOT-BC435247  Mesembryanthemum crystallinum S. B. Parish; W. F. Parish 1882-10-1 376 Los Angeles Santa Monica Comment
  RSA402628  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-29 S- 4732 Los Angeles Santa Catalina Island, 1.5 miles below Eagle s Nest, Middle Ranch Canyon 100 Comment
  SBBG117047  Microseris douglasii S. A. Junak 2001-5-4 SCa 1488 Los Angeles N side of rd to Parson's Landing, SE of beach at landing, ca. 0.6 mi W of gate at Emerald Bay 121 Comment
  RSA606017  Microseris lindleyi L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  UCR191717  Microseris sylvatica A. C. Sanders 2008-4-11 34872 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  LA200856  Mimulus aurantiacus Sharon Johnston; 1957-4-30 48 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr, 1.5 mi W of Beverly Glen Blvd. 365 Comment
  RSA177792  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-5-10 34443 Los Angeles Black Jack Mt., few hundred feet below summit; Santa Catalina Island 488 Comment
  UC885728  Mimulus aurantiacus var. puniceus Ezra C. Knopf 52 Los Angeles Echo Lake Comment
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Mar 15 2006
  LA32127  Mimulus brevipes Henry J. Thompson; 1959-4-12 1933 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0080650  Mimulus cardinalis R. G. Swinney 2010-5-29 13010 Los Angeles 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
  RSA0097522  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  UC103758  Mimulus cardinalis T. S. Brandegee 1890-5-23 Los Angeles Santa Catalina Island Comment
  RSA132232  Mimulus cardinalis Gale Sphon 1959-6-27 376 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  RSA795195  Mimulus floribundus Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0137 Los Angeles South side California State Route 2 in seep between mile markers 66.82 and 66.43. 2239 Comment
  UCR189737  Mimulus floribundus R. G. Swinney 1998-7-10 6380 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  POM306775  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 622 Los Angeles Angeles Crest Highway, 3 miles below Mt. Wilson. Comment
  LA51866  Mimulus guttatus A. M. Johnson; 1932-5-30 4092 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA442771  Mimulus guttatus Bonnie C. Templeton 1932-7-20 5041 Los Angeles Big Pines Park. 2092 Comment
  SBBG66631  Mimulus guttatus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  LA209381  Mimulus guttatus W. R. Ernst; May 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA442774  Mimulus guttatus R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  RSA587483  Mimulus guttatus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1132 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA80447  Mimulus guttatus F. W. Peirson 1923-4-10 3471 Los Angeles 5 mi. SE of Wilson Cove. Canyon about 5 mi. southeast of Eagle Ranch, San Clemente Island. Comment
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May 16 2008
  RSA0056586  Mimulus johnstonii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42212 Los Angeles Summit of Mt. Waterman. 2447 Comment
  UCR209646  Mimulus moschatus R. G. Swinney 2008-7-2 9124 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  SBBG127060  Mimulus parishii A. Parikh, N. Gale 2011-6-10 3443 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  SBBG38794  Mirabilis californica R. Moran 1941-3-14 706 Los Angeles ridge N of Middle Ranch 300 Comment
  UCR43328  Mirabilis californica David Charlton 1986-6-15 307 Los Angeles San Gabriel Mtns., Mile High, intersection of Swarthout Canyon Road and Largo Vista Road (N4) 1067 Comment
  PASA597  Mirabilis laevis Annetta Carter 1929-1-1 Los Angeles Base of Sierra Madre Mts. Comment
  SD21272  Mirabilis laevis var. crassifolia Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina Island. Comment
  UCR223292  Monardella breweri subsp. lanceolata R. G. Swinney 2009-7-23 11382 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
  UCR166081  Monardella exilis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA729099  Monardella linoides R. G. Swinney 1999-7-5 7503 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  SBBG71948  Monardella linoides subsp. oblonga R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR124721  Monardella linoides subsp. stricta B. C. Templeton 1932-8-25 5067 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA710183  Mucronea perfoliata LeRoy Gross 2005-5-3 2216 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CAS-BOT-BC262695  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1600 Comment
  RSA0022981  Muhlenbergia californica Duncan S. Bell, Caitlin Elam 2013-8-1 5570 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  UCR261762  Muhlenbergia californica R. G. Swinney 2010-9-13 13839 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
  SBBG117017  Muhlenbergia microsperma S. A. Junak 2001-5-5 SCa 1516 Los Angeles N side of Middle Ranch Cyn 432 Comment
  CAS-BOT-BC275087  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  SEINET3243552  Muilla maritima Wesley O. Griesel 1961-1 Los Angeles Charleton Flats, San Gabriel Mts., Los Angeles County, California. 1524 Comment
  UCR91386  Myoporum laetum Scott D. White 1995-3-15 2575 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA603584  Najas marina L. C. Wheeler 1947-9-14 6628 Los Angeles North of El Monte: Peck Road, near Arrow Highway. Comment
  CAS-BOT-BC259787  Nassella cernua Alice Eastwood 1906-5-27 227 Los Angeles Roscoe Comment
  CAS-BOT-BC175271  Nassella lepida Tim Ross; Steve Boyd 1993-5-23 7279 Los Angeles Upper Clearwater Canyon: very steep slope of SSE aspect, ca 190-230 m W of Plum Spring. NW Los Angeles Co. 783 Comment
  UC1871326  Nassella lepida Tim Ross 1993-4-21 6864 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft), slope and small ridges N of Cactus Peak summit; N slope dropping toward Bullrush Canyon 384 Comment
  RSA589322  Navarretia hamata subsp. hamata Gery Allan 1995-5-21 8616 Los Angeles San Clemente Island. Slope between major terraces, between the main westerly stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canyon on the E, 4790 ft WSW of 1135-tri.pt.nearChenity. 316 Comment
  RSA3700  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-11 3547 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  RSA4559  Navarretia ojaiensis B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
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Feb 1 2011
  RSA468365  Navarretia prostrata Edwin Kline 1896-1 s.n. Los Angeles Los Angeles Comment
  RSA713254  Nemacladus longiflorus var. breviflorus LeRoy Gross 2005-5-3 2201 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA774593  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-10 5295 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA252883  Nemacladus sigmoideus R. F. Thorne 1973-5-11 43541 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  UCR189979  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA701674  Nicotiana bigelovii Kenneth Beard s.n. Los Angeles Along coast highway; north of Santa Monica Comment
  CAS-BOT-BC231564  Nicotiana glauca J. H. Thomas 1956-9-29 6460 Los Angeles Pasadena. Behind Devil's Gate Dam Comment
  RSA276030  Nicotiana glauca Jack Delaini 1974-2-14 4 Los Angeles Above San Dimas Creek at the mouth of the canyon. 366 Comment
  RSA426785  Nicotiana glauca L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, below Strawberry Peak. Comment
  UCR259627  Nicotiana glauca R. G. Swinney 2010-4-15 12219 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  SEINET10696856  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3949 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10950896  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3967 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC56990  Nuttallanthus texanus Ernest Braunton 1901-4-29 231 Los Angeles north Pomona Pomona Comment
  SBBG61323  Oenothera californica subsp. avita R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  UCR162372  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-16 2043 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  RSA72194  Oenothera californica subsp. californica F. W. Peirson 781 Los Angeles Los Angeles River, San Fernando Valley Comment
  RSA699576  Oenothera cespitosa Seacord s.n. Los Angeles West Mojave. Comment
  LA206207  Oenothera deltoides Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  POM3090  Oenothera elata subsp. hirsutissima M. Hitchcock 1918-7-28 26 Los Angeles Pacoima Canyon. Near San Fernando Valley. Comment
  SEINET9037809 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill 280 Comment
  RSA0076323  Opuntia basilaris var. basilaris G. D. Wallace 1964-4-26 s.n. Los Angeles Pinon Flats. Comment
  RSA779451  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SBBG122064  Orcuttia californica A. Parikh, N. Gale 2003-5-24 744 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  UCR141044  Oreonana vestita June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  UCR186851  Oreonana vestita Naomi Fraga, LeRoy Gross 2006-5-9 1666 Los Angeles San Gabriel Mountains, Mount Baldy Ski Area 2500 Comment
  UCR223238  Orobanche R. G. Swinney 2009-5-27 10881 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA596381  Orobanche bulbosa Tim S. Ross, S. D. Boyd 1995-6-28 8638 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  POM292781  Orthocarpus purpurascens Lyman D. Benson 1945-4-14 11673 Los Angeles Claremont. 351 Comment
  RSA402064  Orthocarpus purpurascens Howard Mullins 1931-4-11 s.n. Los Angeles L. A. County Park. Comment
  RSA156654  Orthocarpus purpurascens var. pallidus L. R. Abrams 1903-4-10 3236 Los Angeles Ballona marshes near Mesmer Comment
  JEPS15945  Osmorhiza brachypoda Frank W. Peirson 1918-5-19 135 Los Angeles Millards Canyon San Gabriel Mountains Comment
  RSA458988  Osmorhiza brachypoda Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 610 Comment
  POM353417  Oxalis albicans subsp. californica M. B. Dunkle 1932-1-31 s.n. Los Angeles Silver Canyon Trail, Santa Catalina Island. 874 Comment
  RSA128260  Oxalis albicans subsp. californica H. J. Thompson 1959-3-31 1907 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  RSA70485  Oxalis albicans subsp. californica F. W. Peirson 1920-5-6 2126 Los Angeles Fish Canyon, San Gabriel Mountains. 274 Comment
  CATA3428  Oxalis pes-caprae Tobias Nickel, Ben Dion 2017-5-11 005 Los Angeles Santa Catalina Island: Salt Cedar WMU, remote drainage on Pacific side near cliff 219 Comment
  UC101510  Oxytheca parishii var. parishii S. G. Stokes 1900-1 Los Angeles Mt. Wilson 1828 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
  RSA733163  Packera ionophylla R. G. Swinney 1997-6-13 5586 Los Angeles South of Pinon Hills, ridge NE of Table Mt. near LA Co. line. 1829 Comment
  LA32243  Paeonia californica Peter H. Raven; Henry J. Thompson 1959-5-5 14130 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  POM50149  Paeonia californica L. R. Abrams 1901-04 1265 Los Angeles Santa Monica Mountains Comment
  RSA656176  Paeonia californica Joseph M. Keefe 1978-5-11 22901 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  SD113797  Paeonia californica Darley F. Howe Apr 1951 56 Los Angeles Claremont 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
  POM367108  Parapholis incurva Gary D. Wallace 1979-5-15 1842 Los Angeles LA Arboretum; growing on the greenhouse in a crack, north of headhouse Comment
  UCR197135  Parkinsonia aculeata LeRoy Gross 2007-4-27 2660 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, debris basin behind Bel Aire ball park, corner of Cambridge drive and Bel Aire Drive in Burbank 273 Comment
  RSA593559  Paspalum dilatatum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8918 B Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  RSA613496  Paspalum dilatatum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SBBG128808  Paspalum dilatatum M. L. Hoefs, S. A. Junak, K. Kirkland 1995-11-11 2569 Los Angeles lower Descanso cyn, just above Descanso Beach 6 Comment
  UC2061665  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  UC520036  Paspalum distichum Joseph Andorfer Ewan 1932-6-28 7519 Los Angeles Los Angeles River at Los Feliz Bridge Comment
  CDA34953  Paspalum quadrifarium R. E. Riefner Jr. 2007-7-1 07 -288 Los Angeles San Dimas; Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  SBBG126147  Passiflora caerulea A. C. Sanders with T. B. Salvato 2009-5-21 36900 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, W side of Hwy 19 (Rosemead Blvd) along rd to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  LA81962  Pectocarya linearis subsp. ferocula O. H. Kappler; May 1941 105 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0055774  Pectocarya penicillata R. G. Swinney 2010-4-28 12394 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SFV12045  Pectocarya platycarpa D. L. Koutnik 1978-3-23 126 Los Angeles North side of State Highway 18 and just west of the Los Angeles-San Bernardino County line. 960 Comment
  RSA728993  Pectocarya setosa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1979 Los Angeles Fort Tejon Road. Comment
  RSA0114813  Pellaea andromedifolia R. G. Swinney 2011-10-25 15851 Los Angeles San Gabriel Mountains; along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA686716  Pellaea andromedifolia T. R. Pray 1960-3-20 1652 Los Angeles Bouquet Canyon Comment
  RSA535717  Pellaea andromedifolia T. S. Ross 1991-5-22 5459 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 60 Comment
  RSA674315  Pellaea mucronata subsp. mucronata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 708 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  UC284815  Pellaea mucronata var. californica P. A. Munz 1923-5-26 6838 Los Angeles Vincent Gulch; San Gabriel Mts 2133 Comment
  RSA610786  Pellaea mucronata var. mucronata L. C. Wheeler 1933-2-23 1483 Los Angeles Vasquez Rocks, Soledad Canyon drainage 838 Comment
  POM364499  Pennisetum setaceum H. L. Bauer 1932-10-1 16814 Los Angeles Along road to Saddle Peak Comment
  RSA0061134  Penstemon centranthifolius LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6839 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA756904  Penstemon centranthifolius R. G. Swinney 2008-6-17 9038 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR115991  Penstemon centranthifolius A. C. Sanders, D. Malueg 1998-6-22 22037 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR197757  Penstemon centranthifolius Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 40 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
  RSA597189  Penstemon centranthifolius Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3719 Los Angeles San Gabriel Mountains, Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1939 Comment
  UCR206271  Penstemon grinnellii R. G. Swinney 2008-6-10 9016 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  RSA788827  Penstemon grinnellii subsp. grinnellii Jane Tirrell, Shirley Imsand 2012-7-6 LS 0090 Los Angeles Along the Pacific Crest Trail approx. 0.5 mile east of Windy Gap 2423 Comment
  PASA879  Penstemon heterophyllus Frank W. Peirson 1929-7-1 Los Angeles Aliso Creek at Tie Canyon, San Gabriel Mts. 1356 Comment
  RSA660435  Penstemon labrosus Orlando Mistretta 1992-6-23 604 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  RSA424042  Penstemon rostriflorus Robert Gustafson 1983-7-18 2783 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  SD233365  Penstemon rostriflorus Jane Tirrell 2012-7-10 LS 98 Los Angeles Transverse Ranges: San Gabriel Mountains region: 50 m SW of junction of Pacific Crest Trail and South Mt. Hawkins Trail. 2564 Comment
  RSA226208  Penstemon spectabilis subsp. subviscosus Gary D. Cromwell, David W. Wheat 1971-7-1 706 Los Angeles Near canyon mouth just above creek bed. Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 366 Comment
  UC1922672  Penstemon spectabilis subsp. subviscosus Valerie Soza, LeRoy Gross 2001-5-9 1200 Los Angeles Transverse Ranges: Verdugo Mountains; Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  NY661209  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-4-30 25300 Los Angeles Route 27, road to Saddle Peak, west of Topanga, Santa Monica Mountains 731.5 Comment
  SEINET4438930  Pentachaeta lyonii W. S. Lyon 1885-1 Los Angeles Comment
  SD82695  Pentagramma triangularis Louis C. Wheeler 1931-7-29 Los Angeles San Antonio Mountains, Coble's Canyon 609 Comment
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Jan 2 2014
  UC535317  Pentagramma triangularis subsp. triangularis Ira W. Clokey, B. Templeton Apr. 1929 4444 Los Angeles Mandeville Canyon; Santa Monica Mts 425 Comment
  UCR200126  Pentagramma triangularis subsp. triangularis Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 766 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  SEINET3873559  Pentagramma triangularis subsp. viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamiton Canyon. Santa Catalina Island.; 0 25 Comment
  SBBG70205  Peritoma arborea R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  CAS-BOT-BC73763  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island - Pebbly Beach, hillside canyon 30 Comment
  UC375446  Perityle emoryi R. L. Pendleton 1909-7-2 1378 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  UC990949  Perityle emoryi D. F. Howe 1947-3-22 Los Angeles Santa Monica Comment
  RSA0115842  Perityle emoryi Steven A. Junak 1999-7-15 SCa- 1026 Los Angeles Santa Catalina Island. On Salta Verde Beach, just E of S-facing bluffs/rock face. 6 Comment
  RSA151221  Perityle emoryi P. H. Raven 1962-4-12 17345 Los Angeles Wall of narrow canyon, Wilson Cove, San Clemente Island 91 Comment
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Dec 25 2010
  SD66866  Perityle emoryi R. Mitchel Beauchamp 1967-3-18 291 Los Angeles San Clemente Island, north slopes in canyon west of Lemon Tank Comment
  SEINET3923792  Persicaria lapathifolia Timothy S. Ross, Steve Boyd 1994-9-21 8335 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, about 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  RSA75931  Phacelia austromontana F. W. Peirson 1921-7-3 2486 Los Angeles on trail northeast of Rock Creek divide Comment
  RSA226135  Phacelia brachyloba Robert F. Thorne 1971-6-17 39929 Los Angeles 1.3 miles below Bear Divide Station 671 Comment
  RSA387229  Phacelia brachyloba T. Reeves 1975-5-18 R 2671 Los Angeles 2.7 mi NE of La Canada on Hwy 2. Comment
  RSA584982  Phacelia brachyloba Tim S. Ross 1993-5-16 7154 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 518 Comment
  CHSC98105  Phacelia cicutaria var. hispida LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1031 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. East-facing near base of steep slope, some cliffy. UTM Zone 11; 3783279N, 0382445E. 262 Comment
  POM123377  Phacelia cicutaria var. hispida Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM3283  Phacelia cicutaria var. hispida C. L. Hitchcock 1918-7-3 14 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  RSA346640  Phacelia cicutaria var. hispida Barry Burnell 1921-5-21 227 Los Angeles Evey Canyon off of San Antonio Canyon Rd. 716 Comment
  RSA3742  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-11 3567 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA427645  Phacelia cicutaria var. hispida C. Epling, L. Ellison, Harvey Anderson 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  LA38547  Phacelia cicutaria var. hubbyi A. M. Johnson; 1934-5-4 4476 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SD181481  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Transverse Ranges,San Gabriel Mtns region,ridgeline to Mt. Emma & cyn S of ridge, W from Mt. Emma (NW-trending ridge, lower part of ridgeline turns SW), E of Mt. Emma Rd. Then dropped off ridge into cyn bottom back to origin; Pacifico Mtn 7.5' quad. 1235 Comment
  SD231329  Phacelia cryptantha Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 5 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA756901  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  RSA578310  Phacelia davidsonii Tim S. Ross, Steve D. Boyd 1994-5-11 7766 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  SD255770  Phacelia davidsonii R. G. Swinney 2011-6-22 15240 Los Angeles San Gabriel Mountains; Dvils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Highway. 1780 Comment
  UC284120  Phacelia davidsonii Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts. 1828 Comment
  UCR272959  Phacelia davidsonii R. G. Swinney 2011-6-1 14948 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA0077089  Phacelia distans R. G. Swinney 2010-4-1 12125 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
  RSA786324  Phacelia distans K. Dobry 1991-5-13 530 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC306175 Image available Phacelia douglasii Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  RSA20387  Phacelia fremontii Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9477 Los Angeles 5 miles W of Lancaster on the Antelope Valley Rd. Comment
  UC1594386  Phacelia grandiflora Tim Ross 1992-5-17 6331 Los Angeles San Gabriel Reservoir San Gabriel Mountains (center w side, short easterly spur canyon along Hwy 39) 463 Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  RSA660187  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-7-9 651 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA529176  Phacelia imbricata subsp. patula Tim S. Ross 1991-7-24 5595 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA660113  Phacelia minor Orlando Mistretta 1992-6-12 555 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR273210  Phacelia minor R. G. Swinney 2011-4-26 14473 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
  RSA428058  Phacelia minor Helen M. Oster 1924-4-12 s.n. Los Angeles North ov Vermont and Western. Comment
  RSA13789  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  UCR189699  Phacelia ramosissima R. G. Swinney 1998-7-10 6404 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
  CAS-BOT-BC144947  Phacelia ramosissima var. austrolitoralis Alice Eastwood 1919-5-29 8932 Los Angeles San Gabriel Canyon Comment
  RSA522336  Phacelia ramosissima var. latifolia Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4026 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  SDSU21058  Phacelia ramosissima var. subglabra Ian Cain, Ryan Gilmore 2010-6-3 1419 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  SBBG51754  Phacelia tanacetifolia R. Gustafson, C. Davidson 1977-4-20 421 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  UCR187119  Phacelia tanacetifolia A. C. Sanders 2006-4-10 31985 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA74159  Phacelia tanacetifolia F. W. Peirson 1932-4-17 9855 Los Angeles Margin of Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  CATA808  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1380 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  SD30638  Phalaris minor Mr. Ritter 1931-4-3 2049 Los Angeles Near Pasadena, in field Comment
  RSA157779  Phalaris paradoxa P. H. Raven 1962-5-8 17621 Los Angeles Near summit of ridge above Wilson Cove, San Clemente Island 122 Comment
  SD252259  Phalaris paradoxa Steven A. Junak 1999-5-20 Sca 955 Los Angeles Santa Catalina Island: Cottonwood-Black Jack Road, plant stop. 305 Comment
  UCR205931  Phlox gracilis R. G. Swinney 2008-5-5 8771 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA653071  Pholistoma auritum Ian Thompson 1997-4-28 69 Los Angeles Cal Poly Pomona Ecological Reserve, north facing west side of rear Culvert Canyon. Comment
  UCR259348  Pholistoma membranaceum Mitch Provance, Callen Huff 2009-4-28 10713 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  SD28071  Pholistoma racemosum Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  UC1228868  Pholistoma racemosum Peter H. Raven 1962-4-11 17264 Los Angeles rocks by sea due w. of Wall 2 San Clemente Isl. 3 Comment
  RSA97440  Phoradendron densum F. W. Peirson 1919-5-10 4682 Los Angeles Arrastre, San Gabriel Mountains 854 Comment
  RSA132710  Phoradendron macrophyllum Del Wiens 1955-1-12 945 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  RSA585447  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  UC1584904  Phoradendron pauciflorum Tim Ross and Steve Boyd 1991-7-24 5630 Los Angeles ridge n.-n.e. Granite Mt.; Pacifico Mt. Quad. 1865 Comment
  UCD102198  Phoradendron serotinum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon, N. of Claremont. 426 Comment
  CAS-BOT-BC141306  Phoradendron serotinum subsp. tomentosum Del Wiens 1960-6-10 2716 Los Angeles Cobal canyon, N of Claremont 396 Comment
  RSA0084779  Phoradendron tomentosum R. G. Swinney 2010-9-13 13808 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  POM156189  Phyla lanceolata L. R. Abrams 1902-6-12 2527 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA384018  Phyllospadix torreyi Freda Detmers 1932-11-27 16201 Los Angeles 3 miles N [W] of mouth of Topanga Canyon. Comment
  RSA683033  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5694 Los Angeles Santa Catalina Island. On SE side of Catalina Harbor, at the isthmus. Comment
  RSA682940  Phyllospadix torreyi R. Setzer 1977-10-14 9971 Los Angeles Lunada Bay. Lower mid-intertidal. Comment
  LA202396  Pickeringia montana subsp. montana Arthur C. Gibson; 2001-5-22 4821 Los Angeles Santa Monica Mountains, Sadie Road off Saddle Peak Road Comment
  UCR217421  Picris echioides R. G. Swinney 2009-3-10 10065 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR114626  Pinus canariensis S. Bellavia 1995-6-24 s.n. Los Angeles Puente Hills, La Habra Comment
  UCR51524  Pinus canariensis A. C. Sanders 1987-7-22 7159 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  NY61450  Pinus flexilis L. Abrams 1908-7-3 605 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA755335  Pinus halepensis Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  CAS-BOT-BC78752  Pinus lambertiana McClatchie 1893-1-8 s.n. Los Angeles Wilson's Peak Comment
  CAS-BOT-BC78870  Pinus monophylla G. B. Grant 1901-6-15 s.n. Los Angeles Seven Oaks Trail 1828 Comment
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Oct 10 2020
  SBBG347  Pinus monophylla J. M. Tucker 1946-10-18 1973 Los Angeles 6.1 mi S of Gorman Comment
  RSA382799  Piperia cooperi F. R. Fosberg 1931-4-11 S 4568 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. Comment
  SBBG98651  Piptatherum miliaceum T. Ross 1991-5-20 5358 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  UCR50865  Piptatherum miliaceum A. C. Sanders 1988-5-18 7839 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC135934  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island - SW part of the island in Middle Canyon; riparian strip ca 30 m SE of Eagles' Nest Lodge; Collected near Eagles Nest Lodge, but plants of various sizes seen naturalized along the riparian area between here and Middle Ranch 144 Comment
  UCR214037  Plagiobothrys arizonicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37963 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  POM3730  Plagiobothrys canescens L. R. Abrams 1903-3-13 3129 Los Angeles San Gabriel Wash Near Azusa Comment
  RSA533460  Plagiobothrys canescens T. S. Ross 1991-4-21 4550 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon; dry ridgetop on N side, 1000 ft NW of the old water tank. 280 Comment
  RSA188019  Plagiobothrys canescens var. catalinensis R. F. Thorne 1966-4-28 36255 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
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Jan 31 2008
  POM368937A  Plagiobothrys collinus var. gracilis M. B. Dunkle 1929-3-17 2061 Los Angeles Cape Canyon, Catalina Island Comment
  SBBG63884  Plagiobothrys nothofulvus M. N. Ackley -Feb-1929 63 Los Angeles Eagle Rock 304 Comment
  CATA506  Plantago coronopus Sara L. Crockett 1997-4-2 650 Los Angeles Santa Catalina Island: Point above Empire Landing Quarry site, ca. 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road 240 Comment
  POM246416  Plantago erecta F. R. Fosberg 1931-3-25 S- 4360 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 140 Comment
  POM47626  Plantago erecta L. R. Abrams 1901-4-1 1210 Los Angeles Ballona Harbor. Comment
  RSA233398  Plantago erecta Robert F. Thorne 1966-4-17 36094 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, NE side of island. 488 Comment
  RSA609288  Plantago erecta Louis C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 412 Comment
  UCR209000  Plantago indica J. D. Laudermilk 1938-7-28 s.n. Los Angeles San Gabriel Valley, 3 miles north of Claremont Comment
  RSA412570  Plantago major Elbert Benjamine 1929-5-26 203 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA424281  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  RSA202478  Plantago virginica R. L. Armacost 1963-5-21 1656 Los Angeles Dry Parkway, Santa Monica Mts. Comment
  CHSC29260  Platanus racemosa Alisa Goldman 1980-4-5 5 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. and Temescal Cyn. Rd., Pacific Palisades. 167 Comment
  LA206328  Platanus racemosa W. B. Welch; 1928-4-15 sn Los Angeles Big Tujunga Wash Comment
  CAS-BOT-BC91665  Platystemon californicus Geo. B. Grant 1918-3-11 s.n. Los Angeles Pasadena. Comment
  UC855243  Platystemon californicus I. W. Clokey, B. C. Templeton 1930-4-8 4673 Los Angeles San Francisquito Canyon 700 Comment
  HSC10619  Poa annua John Warner Hosking 1964-10-27 Los Angeles El Camino College Campus. Comment
  SEINET10597039  Poa palustris Hollis 1926-7-1 HOLLIS s.n. Los Angeles Jasper Park Comment
  UCD91802  Poa palustris Peter H. Raven 1960-5-7 15342 Los Angeles Santa Monica Mountains. In canyon about 1 mile southwest of Seminole Hot Springs. 335 Comment
  RSA332609  Poa pratensis subsp. pratensis Wayne E. Sawyer 1981-6-16 53 Los Angeles San Gabriel Mtns., Angeles National Forest: 200' NE of Little Jimmy Campground 2256 Comment
  SEINET10659369  Poa scabrella Unknown 1926-4-10 C s.n. Los Angeles Santa Susan na a Pass. Comment
  RSA187840  Poa secunda R. F. Thorne 1966-4-28 36204 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA550912  Poa secunda Bonnie C. Templeton 1932-5-31 4844 Los Angeles Cienega, Big Pines Camp Comment
  RSA586528  Poa secunda Timothy S. Ross 1991-3-23 4246 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA587753  Poa secunda Timothy S. Ross 1991-4-27 4622 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  UCR280765  Poa secunda R. G. Swinney 2014-4-30 16300 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
  UC936197  Poa secunda subsp. juncifolia H. L. Mason 1932-4-1 6862 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  CAS-BOT-BC236192  Poa secunda subsp. secunda Geo. B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena Comment
  CAS-BOT-BC236193  Poa secunda subsp. secunda Geo. B. Grant 1905-4-4 6463 Los Angeles Lincoln Park Comment
  JEPS85780  Poa secunda subsp. secunda Roy E. Buck 1988-6-16 961 Los Angeles 21 air km nne Castaic (2.5 air km se of Hidden Lake, immediately above confluence of intermittent stream from se, along trail in Shake Canyon just below (n) of Upper ..) 1304 Comment
  SBBG131575  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1206 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  HSC24788  Polycarpon tetraphyllum Barbara Kelly 1971-7-31 141 Los Angeles 10507 Ilona Ave Comment
  RSA466389  Polygonum argyrocoleon E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  HSC93784  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  RSA464412  Polygonum aviculare subsp. aviculare Robert Gustafson 1981-4-29 2224 Los Angeles Along the Centinella drainage ditch west of Lincoln Blvd. Comment
  RSA608026  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA314083  Polypodium californicum R. F. Thorne, J. Henrickson 1963-5-5 32315 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. 518 Comment
  SBBG17995  Polypodium californicum E. R. Blakley 1963-4-7 5513 Los Angeles S side Middle Ranch Cyn, 0.5 mi below Eagles Nest 152 Comment
  UC1215283  Polypodium californicum Peter H. Raven 1962-4-12 17341 Los Angeles Wilson Cove; San Clemente Isl. 76 Comment
  UC1922980  Polypodium californicum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 799 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 34.5'' N 118deg 17' 26'' W T2N R14W E/4, SE/4 sec. 36; T2N R13W W/4, SW/4 sec. 31. Elev. 1600 Feet. Comment
  UCSB62282  Polypodium californicum Kiefer, Lawrence 1967-5-28 Los Angeles San Gabriel Mtns., Bobcat Canyon, tributary of W fork of San Gabriel River, ca. 1/8mi from mouth 762 Comment
  UCSB62319  Polypodium californicum Kiefer, Lawrence 1967-6-4 Los Angeles San Gabriel Mtns., Devil's Canyon-Bear Canyon Wild Area, Little Mermaids Canyon, tributary to W fork of San Gabriel River, ca 1/8mi upstream 548 Comment
  UCSB62406  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Puddingstone Canyon Comment
  CATA805  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1377 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  LA103576  Polypogon monspeliensis Barry A. Prigge; 1986-3-29 7151 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  RSA723072  Polypogon monspeliensis LeRoy Gross 2007-5-16 2740 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. 273 Comment
  UCR205650  Polypogon monspeliensis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36930 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  SEINET10861092  Polypogon monspeliensis Carl C. Epling, M. Epling 1925-5-15 Epling s.n. Los Angeles Griffith Park Comment
  LA33349  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-18 14663 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  RSA230190  Polystichum imbricans subsp. imbricans R. F. Thorne 1969-7-2 38253 Los Angeles San Gabriel Mtns., Angeles National Forest: Crevices under outcropping boulders along small intermittent stream (left fork of Alder Creek) in sandy bottom of arroyo, Charlton Flat burn (of 1954) 1584 Comment
  RSA628816  Polystichum imbricans subsp. imbricans Scott D. White, Dave Bramlet 1998-6-29 6825 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  CAS-BOT-BC102547  Populus fremontii Ernest C. Twisselmann 1964-5-7 9342 Los Angeles Rosamond Lake, near the north end, Edwards Air Force Base 601 Comment
  RSA383504  Potamogeton foliosus var. foliosus Anstruther Davidson 1890-08 s.n. Los Angeles Los Angeles. Comment
  CATA1221  Poterium sanguisorba Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2286 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  LA208096  Poterium sanguisorba Louis C. Wheeler; 1932-7-25 1102 Los Angeles Thompson Wash 2.5 mi. ne La Verne 380 Comment
  RSA191368  Prunella vulgaris subsp. lanceolata Robert F. Thorne, M. Z. Thorne 1967-7-19 37178 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  CAS-BOT-BC154926  Prunus ilicifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8404 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  RSA0098823  Prunus ilicifolia R. G. Swinney 2011-4-28 14540 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
  JEPS108626  Prunus ilicifolia F. Stephens 1973-1-21 NA 3 Los Angeles Santa Monica Mtns, ca 0.5 mi W of Mulholland Fire Station Comment
  LA200820  Prunus ilicifolia subsp. ilicifolia Jonathan Sauer; 1971-4-9 4854 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  CAS-BOT-BC154566  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17643 Los Angeles San Clemente Island. Just north of Guds 198 Comment
  SBBG31340  Prunus ilicifolia subsp. lyonii R. F. Thorne 1966-4-7 35970 Los Angeles Howland Landing Cyn near rd to Johnson's Landing 22 Comment
  UC1211136  Prunus ilicifolia subsp. lyonii Huron H. Smith 1912-5-29 5017 Los Angeles Santa Catalina Island, Summit Road Santa Catalina Island; , Summit Road 335 Comment
  RSA526056  Prunus lyonii Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-6 4154 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UCR152541  Prunus lyonii A. C. Sanders, Lee Jones 2005-4-8 29355 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR223623  Prunus persica R. G. Swinney 2009-6-27 11288 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCSC000947  Prunus virginiana subsp. demissa Peter Kamb 1947-6-13 605 Los Angeles East slope of Mt. San Antonio Mt. San Antonio - San Gabriel 2865 Comment
  HSC47199  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  RSA653855  Pseudognaphalium biolettii Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 805 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  SBBG31403  Pseudognaphalium biolettii R. F. Thorne 1966-4-5 35803 Los Angeles W slope of Black Jack Mtn 518 Comment
  CAS-BOT-BC356566  Pseudognaphalium biolettii H. M. Hall 1903-4-1 3773 Los Angeles Playa del Rey near Los Angeles Comment
  RSA534078  Pseudognaphalium biolettii Timothy S. Ross 1991-5-19 5246 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']). Beginning of drainage. 389 Comment
  RSA0069423  Pseudognaphalium californicum R. G. Swinney 2010-3-10 11801 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  SFV20818  Pseudognaphalium californicum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1085 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  UCR272350  Pseudognaphalium californicum R. G. Swinney 2011-3-15 14093 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  UC75922  Pseudognaphalium leucocephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  CAS-BOT-BC357304  Pseudognaphalium microcephalum Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  CAS-BOT-BC80056  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek, San Gabriel Mountains 1676 Comment
  CDA4237  Psoralea bituminosa Scott D. White 2003-10-22 9839 Los Angeles Transverse Ranges; San Gabriel Mountains region; Foothills above Sierra Madre. L.A. Dept of Public Works Sierra Madre Debris Basin. Northern terminus of Sumac St. Comment
  CAS-BOT-BC72574  Pteridium aquilinum Timothy S. Ross; Steve Boyd 1995-6-28 8652 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  RSA629736  Pteridium aquilinum var. pubescens L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  POM244779  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles Cottonwood Canyon, right fork, Santa Catalina Island 200 Comment
  RSA0011710  Pteris cretica L. C. Wheeler 1947-7-11 6544 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  CATA667  Pterostegia drymarioides Mark L. Hoefs 1991-4-23 1156 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA747404  Pterostegia drymarioides R. G. Swinney 2008-6-4 8934 Los Angeles San Gabriel Mtns.: Devils Punchbowl Co. Park, 0.5 mile north of park headquarters in headwaters of Sandrocks Canyon. Comment
  UC850468  Pterostegia drymarioides Ira W. Clokey, B. Templeton Mar. 1929 4523 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 350 Comment
  UCR248985  Pterostegia drymarioides Elizabeth A. Kempton, Robert K. Lauri 2006-4-26 298 Los Angeles Fish Canyon 272 Comment
  UCR259749  Pterostegia drymarioides R. G. Swinney 2010-4-28 12387 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
  RSA316366  Purshia tridentata var. glandulosa Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54993 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA451426  Purshia tridentata var. glandulosa Anstruther Davidson 1901-8-1 2135 Los Angeles Rock Creek [Los Angeles or Ventura Couty]. Comment
  SD262370  Purshia tridentata var. glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. Site of small, c. 4 ac., fire in 2013. 1244 Comment
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  UCD45151  Quercus X alvordiana J. M. Tucker 1948-9-26 1880 1 Los Angeles At the bottom of a gentle, north-facing slope, beside Highway 138, 9.6 miles east of Gorman, Los Angeles County, California. Comment
  POM243780  Quercus X macdonaldii F. R. Fosberg 1931-5-5 s 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  RSA475265  Quercus X macdonaldii Mark Hoefs 1974-10-3 577 Los Angeles Upper part of Middle Canyon [Santa Catalina Island]. 299 Comment
  UCR224003  Quercus agrifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11691 B Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservency reserve lands. Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA655462  Quercus berberidifolia LeRoy Gross 2000-11-12 330 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UCD45318  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCR177729  Quercus berberidifolia LeRoy Gross 2000-10-28 303 A Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  JEPS97690  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA584775  Quercus chrysolepis Tim S. Ross 1990-8-17 3157 Los Angeles Icy springs in upper Big Rock Creek 1752 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
  UC586903  Quercus chrysolepis Joseph Andorfer Ewan 1934-8-2 8470 Los Angeles Bear Flats Ranger Station San Gabriel Mts., San Antonio Canyon 1371 Comment
  UCD45534  Quercus chrysolepis Robert F. Thorne; M. Z. Thorne 1966-5-31 36420 Los Angeles Santa Catalina Island: In open oak woodland along N-facing slopes of ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon, elev. ca. 1600 feet. 487 Comment
  UCR255781  Quercus chrysolepis R. G. Swinney 2010-4-15 12270 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  CAS-BOT-BC79764  Quercus durata Geo. B. Grant 1904-3-1 6252 Los Angeles Pasadena So. Calif. Comment
  POM186286  Quercus durata var. gabrielensis Joseph A. Ewan 1933-7-4 7852 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mountains 1067 Comment
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Feb 3 2011
  RSA596497  Quercus durata var. gabrielensis Louis C. Wheeler 1966-11-23 9152 Los Angeles San Gabriel Mountains. Chileno Canyon, 1/4 mi. upstream from mouth. Comment
  RSA762246  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-19 3120 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UCR146523  Quercus durata var. gabrielensis Scott D. White, Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  UCR231174  Quercus durata var. gabrielensis Dan S. Cooper 2011-11-2 s.n. Los Angeles San Gabriel Mountains Foothills, Pasadena, San Raphael Hills, end of Wierfield Dr. 354 Comment
  UCR108669  Quercus engelmannii L. C. Wheeler 1936-1-19 4076 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 290 Comment
  UCR158766  Quercus engelmannii Lyman Benson 1960-7-20 16074 Los Angeles San Gabriel Valley, Arcadia, Santa Anita Oaks 183 Comment
  RSA782104  Quercus ilex A. C. Sanders, Dan S. Cooper 2010-4-30 38124 Los Angeles Madrona Marsh, Torrance 24 Comment
  POM153297  Quercus john-tuckeri P. A. Munz 1928-9-5 11182 Los Angeles Rock Creek to Big Pines. 1220 Comment
  RSA588062  Quercus john-tuckeri Orlando Mistretta 1994-4-15 1045 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  RSA672306  Quercus john-tuckeri Michael Denslow, V. Soza, S. Sambui 2002-6-12 691 Los Angeles ~2 air-miles from Paradise Springs, along Devils Punch Bowl trail beginning at South Fork Campground. 1433 Comment
  UCD105644  Quercus john-tuckeri Steve Boyd 1997-9-17 10046 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon, south of Liebre Mountain. 853 Comment
  UCSB34818  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  CAS-BOT-BC104430  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles San Clemente Island, in canyon W of Thirst Comment
  SBBG42322  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles lower part of grove, E of Pk 1942 in middle of E side of island Comment
  UCSC001116  Quercus wislizeni Peter Kamb 1947-9-28 743 Los Angeles Pine flats, San Gabriel Mts. 1829 Comment
  SJSU16076  Quercus wislizeni var. frutescens Allen W. Jacobs 1938-8-9 388 Los Angeles 1/2 mile down the highway below Coldbrook R.S on the lower, right side of the road, against the slope 1066 Comment
  RSA0001998  Radicula sinuata var. truncata F. W. Peirson 1921-6-19 2450 Los Angeles Crystal Lake, San Gabriel Mts. 1677 Comment
  RSA639227  Rafinesquia californica R. F. Thorne, M. Z. Thorne 1971-4-25 41335 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  LA82458  Ranunculus californicus O. H. Kappler; 1941-3-8 100 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR113745  Ranunculus californicus var. californicus Scott D. White 1999-3-30 7212 Los Angeles Puente Hills; City of Rowland Heights, south of Pathfinder Road and west 57 Freeway; near Bill Blevins Park 244 Comment
  CATA1118  Raphanus sativus Mark L. Hoefs 1995-5-23 2082 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  SBBG20549  Raphanus sativus E. R. Blakley 1963-12-7 6375 Los Angeles 200 yds SE of new air strip 60 Comment
  SEINET11261094  Raphanus sativus K. Dobry 1991-6-13 d 719 Los Angeles SW section of Soka University, Los Vergenes Road and Mulholland Hwy. Santa Monica Mountains.; 0 Comment
  UCR91301  Raphanus sativus B. G. Pitzer, Paul Gomez 1996-4-28 2739 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  OBI35617  Raphanus sativus Rebecca Cicoria 1981-4-24 3 Los Angeles Upper Sepulveda Cyn, Rolling Hills Comment
  CAS-BOT-BC427517  Reseda alba Mrs. Jos. Clemens 1922-5-13 s.n. Los Angeles Franklin Canyon, Los Angeles Comment
  RSA11698  Rhamnus californica Fay A. MacFadden 1931-4-10 2577 Los Angeles Dry hillsides, Tejunga [Tujunga] Canyon 427 Comment
  UCR132301  Rhamnus californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  UC61102  Rhamnus californica subsp. californica Ernest Braunton 1903-5-27 359 Los Angeles Sherman Comment
  CAS-BOT-BC59930  Rhamnus crocea LeRoy Abrams 1902-3-13 3127 Los Angeles Borders of San Gabriel wash, near Azusa. Comment
  JEPS42044  Rhamnus crocea E. M. Harvey 1932-3-12 Los Angeles n of Baldwin Park; San Gabriel Wash Comment
  RSA0091183  Rhamnus crocea var. ilicifolia Bonnie C. Templeton, I. W. Clokey 1930-4-2 4608 Los Angeles Mulholland Drive, Northwest of Hollywood. Comment
  JEPS42041  Rhamnus ilicifolia C. E. Hutchinson 1892-8-10 Los Angeles near Altadena 243 Comment
  LA99478  Rhamnus ilicifolia Hisao P. Arai; 1957-5-8 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon, ca 5 mi. N of Sunset Blvd Comment
  RSA391038  Rhamnus ilicifolia Albert J. Perkins 1916-4-13 s.n. Los Angeles Santa Anita Ca - on - Sierra Madre Comment
  RSA578248  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1994-5-4 7668 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA95340  Rhamnus ilicifolia F. W. Peirson 1919-5-10 726 Los Angeles Arraster [Arraster] Trail, Mt. Gleason, San Gabriel Mts. 1220 Comment
  UCR125158  Rhus aromatica A. C. Sanders, Mark Elvin 2002-6-18 25121 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR223461  Rhus aromatica R. G. Swinney 2009-6-8 11094 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
  UCR256271  Rhus aromatica R. G. Swinney 2010-3-22 12088 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC170444  Rhus integrifolia Le Roy Abrams 1901-4-6 1385 Los Angeles Big Tujunga Wash Comment
  CAS-BOT-BC170460  Rhus integrifolia Tim Ross; Laurel Arnseth 1990-4-7 4203 Los Angeles Upper reaches of China Cyn, S end of island, W side - San Clemente Island Comment
  SBBG125890  Rhus lancea A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37005 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  SEINET12235097  Rhus laurina I. W. Clokey, Templeton, B. 1929-1 4588 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CHSC99  Rhus ovata E. Thomas 1940-3-10 Los Angeles Temescal Canyon Comment
  RSA535894  Rhus ovata T. S. Ross 1991-9-2 5938 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  UC1584107  Rhus trilobata Tim Ross 1991-2-23 4112 Los Angeles Upper Turnbull Canyon 1/4 airmile w of Turnbull Canyon Rd x Sykyline Dr; Whittier Hills, Puente Hills 249 Comment
  POM177971  Rhus trilobata var. pilosissima Joseph A. Ewan 1931-3-3 4050 Los Angeles East Fork Sepulveda Canyon. Comment
  POM145719  Rhus trilobata var. quinata L. R. Abrams 1927-4-30 11748 Los Angeles West of Lancaster. Comment
  UCR177626  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 488 Comment
  SFV21982  Ribes aureum V. Soza, L. Gross, R. Kopelov 2000-3-30 654 b Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 579 Comment
  CAS-BOT-BC133226  Ribes aureum var. gracillimum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 36997 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; in fence line between 605 Fwy and the strawberry fields 100 Comment
  RSA233375  Ribes aureum var. gracillimum Arthur C. Gibson, Linda Gibson 1972-3-11 2797 Los Angeles Along the roadside margin of Big Tujunga Wash, Big Tujunga Canyon Comment
  RSA647930  Ribes aureum var. gracillimum Michelle Manolovitz, Brian Willie 1992-4-27 5 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  SBBG15834  Ribes aureum var. gracillimum W. G. Webb 1935-1-26 Los Angeles Mount Verdugo near Glendale Comment
  SFV1605  Ribes aureum var. gracillimum K. A. Wilson 1962-2-26 1251 Los Angeles Santa Monica Mountains Mulholland Drive and Topanga Canyon Blvd. 300 Comment
  SFV1608  Ribes aureum var. gracillimum P. G. Kilburn 1958-3-11 660 Los Angeles San Gabriel Mountains Tapia Canyon, just north of Wayside Honor Ranch property, Castaic. 480 Comment
  UCR277037  Ribes aureum var. gracillimum R. G. Swinney 2010-5-25 12921 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UC455585  Ribes californicum var. hesperium I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  CAS-BOT-BC108867  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  RSA0025040  Ribes indecorum A. C. Sanders 2003-3-14 25784 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
  RSA0021113  Ribes lasianthum J. C. Roos 1937-5-31 10 Los Angeles Big Pines, near Jackson Lake. Comment
  CAS-BOT-BC173435  Ribes malvaceum C. F. B. 1903-9-17 4065 Los Angeles San Antonio [Canon] Canyon near Claremont Comment
  UC1094044  Ribes malvaceum Peter H. Raven 1957-11-20 11407 Los Angeles 4 mi e Topanga Canyon (along Mulholland Drive); Santa Monica Mountains Comment
  UC575002  Ribes malvaceum C. Epling 1934-12-12 Los Angeles near Seminole Hot Springs Comment
  CAS-BOT-BC205997  Ribes menziesii John Thomas Howell 1928-2-9 3326 Los Angeles On trail between Sierra Madre and Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA332045  Ribes nevadense Wayen E. Sawyer 1981-6-11 28 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  RSA748497  Ribes nevadense Orlando Mistretta 1992-8-28 s.n. Los Angeles Mt. Gleason management unit. Angeles National Forest. Tujunga Ranger District. Comment
  SBBG125928  Ribes quercetorum A. Parikh, N. Gale 2010-5-24 3210 Los Angeles Sierra Pelona, 5.0 km W of State Hwy 14, 1.6 km SW of California Aqueduct 1005 Comment
  RSA0064062  Ribes roezlii R. G. Swinney 2010-10-13 14015 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA165699  Ribes roezlii Wesley O. Griesel 1963-5-20 787 Los Angeles Angeles Crest Highway about 5 miles from Red Box. 1524 Comment
  RSA230182  Ribes roezlii Robert F. Thorne 1969-7-10 38350 Los Angeles Mescal Creek Play Area 2043 Comment
  RSA476246  Ribes roezlii Bonnie C. Templeton 1932-5-31 5058 Los Angeles Camp No. 1, Big Pines Recreation Camp, San Gabriel Mountains 1982 Comment
  RSA579520  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-6-23 8063 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA652596  Ribes roezlii Marion P. Harthill 1974-5-23 s.n. Los Angeles Angeles Crest Hwy. 1890 Comment
  HSC12480  Ribes speciosum Wendell Wood 1970-6-17 2 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  LA50725  Ribes speciosum Barbara Crumly; 1953-4-4 sn Los Angeles Comment
  OBI53677  Ribes speciosum Bradley J. Kayl, Jon, Deren, and Paul Gardner 1994-4-30 21 Los Angeles Santa Monica Mts. Rustic Cyn, Santa Monica Comment
  POM156177  Ribes speciosum L. R. Abrams 1902-3-11 3118 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  SEINET3151846  Ribes tenuiflorum G. B. Grant, W. Wheeler 1904-5-7 1128 Los Angeles Glendora Comment
  CAS-BOT-BC173933  Ribes viburnifolium Blanche Trask 1900-4-1 s.n. Los Angeles Santa Catalina Island Comment
  UC61519  Ribes viburnifolium Geo. B. Grant 1904-4-24 5053 Los Angeles n Isthmus; Catalina Island Comment
  RSA603400  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  POM259069  Rigiopappus leptocladus Gaines 1940-5-10 s.n. Los Angeles Chilao Flats, San Gabriel Moutnains. Comment
  UCR205934  Rorippa curvisiliqua A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37063 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  LA91480  Rosa californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 80 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up firebreak on peak BDC. 472 Comment
  RSA584471  Rosa californica R. G. Swinney 1993-6-4 2255 Los Angeles San Gabriel Mountains. 0.8 mile E of Glendora Mountain Road at Big Dalton Canyon Road. 378 Comment
  UCSB8443  Rosa californica McElwain, Isabelle 1953-5-18 Los Angeles Zelzah Ave, short distance N. of intersection between Zelzah avenue and Lerdo avenue; Granada Hills 457 Comment
  RSA487023  Rubus leucodermis Walter Wisura 1988-8-31 4250 Los Angeles Fish Fork of East Fork of San Gabriel River, below camp site. Comment
  LA29322  Rubus parviflorus Mary V. Hood; 1943-6-25 Los Angeles Buckhorn Flats 1981 Comment
  CAS-BOT-BC156590  Rubus ulmifolius Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon 579 Comment
  CHSC8060  Rubus ursinus Edward L. Smith 1957-3-21 204 Los Angeles San Gabriel Mts. At Blanchard Paris, Pomona College, Claremont. 381 Comment
  RSA775348  Rubus ursinus Orlando Mistretta, Christine Mistretta 2010-6-4 5265 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR200151  Rubus ursinus Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 816 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 579 Comment
  PASA1199  Rubus vitifolius M. Stason 1931-4-18 Los Angeles San Gabriel Canyon Comment
  RSA600753  Rumex crispus Louis C. Wheeler 1967-6-16 9842 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; Coulter Reservoir. 655 Comment
  RSA650578  Rumex crispus A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill. 61 Comment
  CAS-BOT-BC433923  Rumex salicifolius Henry J. Thompson; Peter H. Raven 1959-6-4 14340 Los Angeles Santa Monica Mountains. Point Dume 12 Comment
  UCR149793  Rumex salicifolius Scott D. White, Pam Devries 2004-6-14 10491 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  CAS-BOT-BC433922  Rumex salicifolius Peter H. Raven; Henry J. Thompson 1959-9-6 14403 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Malibu Creek near its mouth 12 Comment
  RSA65475  Rumex salicifolius F. W. Peirson 1923-4-9 3473 Los Angeles San Clemente Island: about 6 miles SE of Wilson's Cove. Comment
  UC1201962  Russelia equisetiformis Miss K. D. Jones 1921-7-1 Los Angeles Howard & Smith Comment
  RSA592882  Sagina apetala L. C. Wheeler 1967-4-23 9192 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon Comment
  JEPS62516  Salazaria mexicana Frank W. Peirson 1919-6-15 498 Los Angeles Rock Creek; San Gabriel Mts., Rock Creek 1341 Comment
  RSA401585B  Salazaria mexicana T. W. Minthorn 1925-5-30 13795 Los Angeles Near Palmdale. Comment
  UCR36540  Salicornia europaea A. C. Sanders, F. C. Vasek 1984-6-6 5078 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  RSA92608  Salix exigua F. W. Peirson 1919-3-30 355 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 396 Comment
  UC506478  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1932-4-22 7630 Los Angeles 4 hectometers e of Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  RSA524176  Salix gooddingii Tim S. Ross 1990-6-6 2871 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA128785  Salix laevigata Peter H. Raven 1959-3-8 13831 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway. 30 Comment
  SEINET3158568  Salix laevigata G. B. Grant 1153 Los Angeles Pasadena Comment
  UCR152544  Salix laevigata A. C. Sanders, Lee Jones 2005-4-8 29352 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC128142  Salix lasiandra var. lasiandra Geo. B. Grant 1901-6-1 4046 Los Angeles Southwest 1524 Comment
  UC483057  Salix lasiolepis F. R. Fosberg 1932-11-26 7172 Los Angeles top of grade between Calabasas and Agoura Comment
  UCR214614  Salix lasiolepis A. C. Sanders, Dan S. Cooper 2010-3-12 37354 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CDA17346  Salsola australis M. O'Brien 2004-9-1 s.n. Los Angeles Southern California Coast; El Matador State Beach, first bluff above strand. 0 Comment
  CATA943  Salsola tragus Mark L. Hoefs, Robert Given 1992-4-16 1807 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  RSA0096807  Salsola tragus R. G. Swinney 2011-9-27 15704 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  SFV22129  Salsola tragus V. Soza, L. Gross, M. Sripracha 2001-7-20 1358 Los Angeles Verdugo Mountains Whiting Woods Mountainway junction with Verdugo Mountain Mountainway, near radio facilities. Southeast-facing slope alongside paved road to radio facilities. 854 Comment
  RSA444927  Salsola tragus R. Bardell 1930-01 s.n. Los Angeles El Segundo. Comment
  RSA470150  Saltugilia australis Anstruther Davidson 1920-06 s.n. Los Angeles Acton. Comment
  RSA214271  Salvia apiana Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA482528  Salvia apiana Richard Noyes, L. Arnseth 1988-4-30 557 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA0073714  Salvia carduacea Orlando Mistrettta, Christine Mistretta 2005-4-21 2050 Los Angeles San Gabriel Mountains region: Alluvial fans below north base of range along Fort Tejon Road. 1098 Comment
  UCLA70102  Salvia carduacea C. L. Hogue 1954-5-1 Los Angeles near Acton Junction (Mint Canyon); Mint Canyon Comment
  IRVC29640  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26209 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA0105747  Salvia columbariae R. G. Swinney 2011-7-7 15429 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCR222838  Salvia columbariae R. G. Swinney 2009-4-28 10548 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR282031  Salvia columbariae R. G. Swinney 2014-4-24 16235 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCSB72500  Salvia dorrii var. dorrii Ralph, F. Los Angeles N side of Calif 138; 9.0 miles E of jet of road to Valyermo & Big Pines; E of Pearblossom and 0.6 miles W of road jct. to Victorville; Mojave Desert Comment
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Nov 13 2014
  RSA339715  Salvia dorrii var. pilosa Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55008 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  RSA772389  Salvia dorrii var. pilosa R. G. Swinney 2009-5-12 10714 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  CAS-BOT-BC233693  Salvia leucophylla J. Ewan 1931-5-16 4206 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 304 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
  POM188223  Salvia leucophylla C. Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  RSA0088150  Salvia mellifera R. G. Swinney 2010-5-4 12514 Los Angeles 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
  RSA533423  Salvia mellifera Tim S. Ross 1991-4-21 4532 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  UC147937  Salvia mellifera C. F. Baker 1909-5-15 5321 Los Angeles San Antonio Canyon; Claremont Comment
  UC54946  Salvia mellifera H. P. Chandler 1902-6-3 2009 Los Angeles near Cahuenga Peak (Brush Canyon); Brush Canyon Comment
  UCR206410  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-19 36828 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCR271792  Salvia mellifera R. G. Swinney 2010-5-7 12582 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA748436  Salvia sonomensis Justin M. Wood 2009-6-1 801 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  LA200595  Salvia spathacea Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  OBI69408  Salvia spathacea Anne Marie Orcino, Alan Sutton 1994-5-18 33 Los Angeles Stunt High Trl, 1 mi E on Stunt Rd from jct with Mulholland Hwy, Calabasas Comment
  RSA477552  Sambucus mexicana Mildred R. Solomen 1931-06 s.n. Los Angeles Griffith Park. Comment
  CAS-BOT-BC238715  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Howlands Landing at Sullivans Beach. Santa Catalina Island 6 Comment
  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
  UCR281167  Sambucus nigra subsp. caerulea R. G. Swinney 2014-6-5 16710 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  LA94858  Sanicula arguta K. Larson; J. Neel 1950-4-2 26 Los Angeles Santa Monica Mountains, Mulholland Dr, 0.75 mi W of Beverly Glen Bl Comment
  POM243792  Sanicula arguta F. R. Fosberg 1931-3-23 S- 4334 Los Angeles Hamilton Canyon, Santa Catalina Island. 40 Comment
  SFV6174  Sanicula arguta R. M. Muran 1974-5-16 73 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  UCR190527  Sanicula arguta R. G. Swinney 1990-3-19 1524 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  POM50239  Sanicula arguta L. W. Nuttall 1921-2-8 1079 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA471440  Sanicula bipinnatifida L. C. Wheeler 1934-3-10 2430 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  RSA595165  Sanicula crassicaulis Steve Boyd 1996-4-25 8690 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR91250  Sanicula crassicaulis R. G. Swinney 1993-5-3 2210 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Glendora, South Hills Wilderness Area 305 Comment
  RSA17551  Sarcodes sanguinea C. B. Wolf 1936-5-27 7860 Los Angeles Aliso Canyon to Buckhorn flats road, 5 2/10 mi. above Tie Camp summit 1828 Comment
  UC75127  Sarcostemma cynanchoides subsp. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont Comment
  RSA0065636  Schismus arabicus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6791 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA640282  Schismus arabicus R. F. Thorne 1971-5-18 41363 Los Angeles Santa Catalina Island: White's Landing. 30 Comment
  SBBG112866  Schismus arabicus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-17 SCa 766 Los Angeles Silver Cyn, at base of slope on W side of cyn, ca. 0.15 mi inland from beach 9 Comment
  RSA0084867  Schismus barbatus R. G. Swinney 2010-6-21 13271 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
  RSA639743  Schismus barbatus L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 426 Comment
  SFV20787  Schismus barbatus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 690 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  UCR270069  Schoenoplectus acutus R. G. Swinney 2010-6-29 13388 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA366072  Schoenoplectus maritimus Wm Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  UCR137728  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  RSA188495  Scirpus microcarpus Robert F. Thorne, John Olmsted 1965-8-26 35419 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA0110850  Scrophularia californica R. G. Swinney 2011-5-6 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UC1125710  Scrophularia californica Jerome S. Horton 1937-6-10 455 Los Angeles Tanbark; Pomona Quadrangle Comment
  LA200886  Scrophularia californica subsp. californica Jerry Kove; 1962-5-8 sn Los Angeles Comment
  RSA656207  Scrophularia californica subsp. californica Joseph M. Keefe 1978-4-9 22597 Los Angeles Verdugo Mountains: 400 meters southeast of Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale. Comment
  RSA3528  Scrophularia villosa Carl B. Wolf 1932-5-9 3471 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
  SBBG128412  Scrophularia villosa M. L. Hoefs 1994-5-21 1862 Los Angeles near upper Renton Mine Rd 252 Comment
  CAS-BOT-BC341087  Scutellaria mexicana Roxana S. Ferris 1918-6-12 936 Los Angeles 5 miles south of Lancaster Comment
  RSA517166  Scutellaria siphocampyloides Tim S. Ross, Orlando Mistretta 1990-10-9 3264 Los Angeles San Gabriel Mountains: Upper Mill Creek Drainage; Tujunga Ranger District, Angeles National Forest. 1433 Comment
  SBBG71219  Scutellaria siphocampyloides R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC1586188  Scutellaria siphocampyloides Tim Ross 1991-8-16 5820 Los Angeles Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  SFV3449  Scutellaria tuberosa M. L. Vincent 1962-3-30 158 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon Road. Roadside. 440 Comment
  RSA626115  Scutellaria tuberosa LeRoy Gross 1999-4-23 136 Los Angeles Verdugo Mountains, northeast side: Whiting Woods Mountainway, 210 freeway, exit Pennsylvania, south to curve where Pennsylvania turns into Honolulu, to Whiting Woods go to end of asphalt road. City of Verdugo City. 488 Comment
  CAS-BOT-BC240058  Secale cereale John H. Thomas 1957-5-17 6764 Los Angeles Occidental College Campus, Los Angeles. Near Moore Laboratory Comment
  LA209598  Selaginella asprella Lawrence L. Kiefer; 1966-10-15 2427 Los Angeles San Gabriel Mountains, Bear Canyon-Devil's Canyon Primitive Area, ca. 0.5 mi down the stream below Snow Spring on Hwy. 39 1523 Comment
  RSA636136  Selaginella asprella Louis Cutter Wheeler 1961-4-21 7803 Los Angeles San Gabriel Mountains: Half mile west of Sulphur Springs Campground. . Comment
  LA200013  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-27 1815 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  LA93995  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1722 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  RSA683750  Selaginella bigelovii Blanche Trask 1900-03 s.n. Los Angeles Near Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC363449  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont Comment
  UCR125382  Senecio californicus A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25725 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  CAS-BOT-BC333116  Senecio flaccidus var. douglasii John H. Thomas 1956-11-8 6471 Los Angeles Western side of santa Anita Canyon about 7 miles NNE of Pasadena, San Gabriel Mountains 609 Comment
  RSA472932  Senecio flaccidus var. douglasii L. C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mts. 914 Comment
  RSA472949  Senecio flaccidus var. douglasii Erwin Miller 1934-6-30 19121 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  UCSB27642  Senecio flaccidus var. douglasii Lavinger, S. 1975-10-6 Los Angeles Angeles Crest Highway .3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
  CDA7643  Senecio mikanioides G. C. Fleischman 1946-3-5 Los Angeles Pasadena. 0 Comment
  RSA670037  Senecio mikanioides Joseph M. Keefe 2001-1-19 30923 Los Angeles San Rafael Mountains: 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock, 90041. 284 Comment
  RSA773512  Senna Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7294 Los Angeles Los Angeles Basin Region: Montebello Hills: oil field above Sycamore Canyon and North Montebellow Blvd., 0.6 km SE Paramount Blvd. bridge over Pomona freeway 138 Comment
  UCR41435  Setaria verticillata O. L. Braucher 1933-1 s.n. Los Angeles West Covina, walnut orchard of Mr. S.L. Watts. Comment
  SBBG19  Sidotheca trilobata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  CATA1039  Silene gallica Mark L. Hoefs 1995-5-10 1962 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  CATA1074  Silene gallica Mark L. Hoefs 1995-5-16 2017 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA0110889  Silene gallica R. G. Swinney 2011-5-6 14614 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  RSA784844  Silene gallica J. D. Olmsted 1958-3-7 45 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern end of county. 366 Comment
  OBI2689  Silene verecunda Wesley O. Griesel 1962-7-27 730 Los Angeles Lodgepole Picnic Area W of Dawson Saddle, San Gabriel Mts 2286 Comment
  UCR194623  Silene verecunda R. G. Swinney 1998-8-31 6865 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  POM6151  Silybum marianum I. M. Johnston 1917-5-13 1025 Los Angeles El Monte 84 Comment
  UCR193716  Sisymbrium altissimum R. G. Swinney 1999-6-18 7293 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 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
  RSA431752  Sisymbrium officinale M. B. Dunkle 1933-6-17 3621 Los Angeles San Antonio River Canyon 914 Comment
  UCR219410  Sisymbrium officinale R. G. Swinney 2009-4-1 10241 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  RSA0078380  Sisymbrium orientale R. G. Swinney 2010-4-23 12329 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA747880  Sisymbrium orientale Justin M. Wood 2009-3-6 336 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  UCR200200  Sisyrinchium bellum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 900 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA716476  Solanum americanum Scott D. White, Andrea Warniment 2006-7-6 11602 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  SBBG98450  Solanum americanum T. Ross 1991-5-22 5472 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 85 Comment
  SEINET3162506  Solanum douglasii G. B. Grant sn Los Angeles Pasadena Comment
  UC884851  Solanum douglasii Ezra C. Knopf 1922-1-24 278 Los Angeles Santa Catalina Island, Avalon Canyon Avalon Canyon; Santa Catalina Island, Avalon Canyon Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  RSA651323  Solanum douglasii Peter J. Estournes 1981-5-14 26 Los Angeles 60 freeway west; east bound 2 miles east of 605 freeway. Comment
  RSA657957  Solanum douglasii S. Campbell 1980-6-2 27 Los Angeles Verdugo Mountains: Found 500 feet west off Sierra Place 244 Comment
  UCR48947  Solanum nigrum A. C. Sanders 1987-9-18 7351 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA582495  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1993-5-23 7280 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UCR241083  Solanum umbelliferum 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
  RSA2004  Solanum umbelliferum Carl B. Wolf 1931-5-13 2000 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA250437  Solanum umbelliferum Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41608 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  CAS-BOT-BC237748  Solanum wallacei Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  LA94855  Solanum xanti K. Larson; J. Neel 1950-4-2 17 Los Angeles Comment
  CLARK-A1528-4378  Solanum xanti var. montanum John C. Roos 1937-5-31 755 Los Angeles San Gabriel Mountains Comment
  RSA473621  Solidago californica L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout [Swarthout]. Comment
  RSA355914  Sonchus oleraceus R. F. Thorne 1975-9-4 47386 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  OBI35712  Sonchus oleraceus Rebecca Cicoria 1982-5-8 62 Los Angeles Palos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  UC284186  Sonchus oleraceus P. A. Munz 1923-4-9 6680 Los Angeles 2 mi s Casa Blanca (San Clemente Island); San Clemente Island Comment
  RSA512068  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile down