Search Results — 2000 specimen records retrieved (1538 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV1114  Abronia maritima K. A. Wilson 1961-3-12 1004 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  UC604845  Abronia pogonantha Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9495 Los Angeles Highway between Adelanto Lancaster. Comment
  SEINET3292034 Image available Abronia umbellata subsp. platyphylla Edith A. Purer 1935-5-12 6594 Los Angeles Sand dunes, El Segundo Comment
  RSA651431  Acacia baileyana Harvey Kennedy 1949-2-24 s.n. Los Angeles Walnut Rd., bet. San Dimas & Pomona. 365 Comment
  CDA7872  Acacia saligna A. C. Sanders, Dan Malueg 2001-5-17 24318 Los Angeles Los Angeles Basin; Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. Comment
  RSA670353  Acamptopappus sphaerocephalus Bonnie C. Templeton 1931-5-17 1208 Los Angeles South of Lancaster. Mojave Desert. Comment
  RSA772163  Acamptopappus sphaerocephalus R. G. Swinney 2009-5-12 10741 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
  POM293318  Acer macrophyllum Lyman D. Benson 1947-5-16 12402 Los Angeles Little Dalton Canyon, Glendora. San Gabriel Mountains. Drainage area Pacific slope. Chaparral. 366 Comment
  RSA573481  Acer macrophyllum Gerald L. Benny 1969-5-22 113 Los Angeles San Antonio Canyon below Camp Baldy 1067 Comment
  SBBG127591  Acer negundo A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles Rio Hondo at Rancho Lujan, between Montebello and S El Monte, E side of San Gabriel Blvd, SE of Darlington St intersection 61 Comment
  RSA660784  Achillea millefolium var. californica J. Doughty 1985-5-19 128 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. 1 mile north of San Gabriel Road. Comment
  CAS-BOT-BC211924  Achnatherum coronatum Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  RSA724982  Achnatherum coronatum K. Dobry 1991-6-27 d- 785 Los Angeles Santa Monica Mts 1 mi E of Las Virgenes Rd along Mulholland Hwy Comment
  SEINET11682294  Achnatherum coronatum G. L. Fisher 1929-1 s.n. Los Angeles Glendale 244 Comment
  SEINET13276729 Image available Achnatherum occidentale subsp. californicum R. G. Swinney 2011-1 15516 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  RSA589321  Achyrachaena mollis T. S. Ross, Gery Allan, Mark Elvin 1995-5-21 6815 Los Angeles San Clemente Island, terrace between the main stem of Horse Beach Canyon and the main westerly stem of Chenetii Canyon. 3970 ft NNW of Slope triangulation point (781-ft) and 5570 ft WSW of 1135-ft tri. pt. near Chenity'. 284 Comment
  UCR184098  Achyrachaena mollis A. C. Sanders 2007-4-13 33403 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  SDSU4280  Acmispon argophyllus var. adsurgens R. M. Beauchamp 1967-1-29 162 Los Angeles East side of Pyramid Cove below Marine outpost. Comment
  CATA473  Acmispon argophyllus var. argenteus Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 615 Los Angeles Santa Catalina Island: 1.1 miles S of Two Harbors on Cat Harbor Road; ca. 30 m upslope 30 Comment
  UC1587204  Acmispon argophyllus var. argenteus Tim Ross 1991-5-22 5454 Los Angeles San Clementine Island: Spray [Point], W side of island, N of Eel Point. 9 Comment
  SD90317  Acmispon dendroideus var. dendroideus Robert F. Thorne 1970-3-5 39374 Los Angeles Santa Catalina Island, upper Avalon Canyon in coastal sage scrub Comment
  LA30865  Acmispon glaber var. glaber Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 168 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SEINET5327555  Acmispon glaber var. glaber G. B. Grant, Walter Wheeler 1904-7-5 711 Los Angeles Collected at Covina Comment
  SBBG128247  Acmispon grandiflorus M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3017 Los Angeles Parson's Landing 4 Comment
  UCD104242  Acmispon micranthus Louis C. Wheeler 1934-4-15 2526 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA0110770  Acmispon micranthus Steven A. Junak, Mark L. Hoefs, Sara L. Crockett 1997-3-27 SCa- 353 Los Angeles Santa Catalina Island. Upper part of Cape Canyon drainage, ca. 0.65 mi SW of Black Jack Peak. 396 Comment
  SD232249  Acmispon nevadensis var. davidsonii Valerie Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Transverse Ranges; San Gabriel Mountains region: Blue Ridge just west of Guffy Camp, on ridgetop and slopes abbove FS Road 3N06. 2530 Comment
  UC1971210  Acmispon nevadensis var. davidsonii Louis C. Wheeler 1970-7-25 Los Angeles SAN GABRIEL MOUNTAINS: Heliport 0.3 mile north of South Mt. Hawkins. Comment
  CATA1727  Acmispon strigosus Mark L. Hoefs, Steven A. Junak 2000-4-14 3074 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  SBBG68098  Acmispon strigosus R. Hoffmann 1929-5-19 Los Angeles Paradise Camp, Big Rock Crk Comment
  SFV1848  Acmispon strigosus H. L. Bauer 1941-3-23 667 Los Angeles El Segundo sand dunes. 30 Comment
  UCSB18817  Acmispon strigosus Barrick, Linda 1963-5-3 Los Angeles Near Mint Canyon Public Campground, west side of U.S. Highway 6 609 Comment
  LA88580  Acourtia microcephala O. H. Kappler; 1940-7-1 75 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  SEINET4565812  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; San Gabriel Mountains region; crest of Verdugo Mountains, Verdugo Lateral off Verdugo Motorway 823 Comment
  UCSB7387  Acourtia microcephala Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. between Topanga Can. and Bervely Glen; Santa Monica Mtns. Comment
  POM34466  Acourtia microcephala I. E. Diehl 1902-6-28 258 Los Angeles Avalon, Santa Catalina Island. Comment
  LA105352  Adenostoma fasciculatum Barry A. Prigge; 1989-4-23 8426 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  UC1584250  Adenostoma fasciculatum Tim Ross and Steve Boyd 1990-6-6 2828 Los Angeles Green Valley Pasture in San Francisquito Canyon; Lake Hughes U.S.G.S. 7.5' Quad., , Gr 926 Comment
  UCR260382  Adenostoma fasciculatum R. G. Swinney 2010-4-23 12373 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  RSA0101282  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-6-22 15259 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 1780 Comment
  RSA133479  Adenostoma fasciculatum var. fasciculatum Peter H. Raven, Henry J. Thompson 1959-5-3 14080 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon. 366 Comment
  RSA599683  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, Lauren Raz 1997-5-6 9702 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SD234214  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns: upper Fish Fork San Gabriel River, c. 1 mile east (Upstream) from Upper Fish Fork Campground (Mount San Antonio 7.5' Q) 2012 Comment
  UCR194254  Adiantum capillus-veneris R. G. Swinney 1998-8-5 6653 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  CHSC8344  Adiantum jordanii Edward L. Smith 1959-2-20 329 Los Angeles Located in Upper Palmer Canyon, San Gabriel Mtns. 762 Comment
  LA94097  Adiantum jordanii Lawrence L. Kiefer; 1966-4-10 1840 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, 1 mi S of Mulholland Dr. 304 Comment
  POM6779  Adiantum jordanii Anonymous 1885-05 s.n. Los Angeles Near Pasadena Comment
  CAS-BOT-BC65636  Adiantum jordanii Henry J. Thompson 1959-3-31 1904 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  RSA599202  Adiantum jordanii L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Ravine extending west from West Debris Basin, Brown School for Girls. 396 Comment
  RSA678460  Adiantum jordanii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 160 Los Angeles San Clemente Island. Steep N slopes. Comment
  RSA687712  Adiantum jordanii L. E. Hoffman 1932-2-6 s.n. Los Angeles Hermon Hills, Comment
  UCR258576  Ageratina adenophora R. G. Swinney 2010-4-23 12368 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA735913  Agoseris grandiflora Justin M. Wood 2008-5-31 7 Los Angeles Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail. Comment
  CAS-BOT-BC13418  Agoseris retrorsa Timothy S. Ross 1994-5-31 7975 Los Angeles San Gabriel Mountains. Pacifico Mountain: ridgetop ca 860 m WNW of the 7124-ft summit 2081 Comment
  CHSC35181  Agoseris retrorsa James Henrickson 1973-5-12 9575 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Angeles Crest Hwy. San Gabriel Mts. 1036 Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  RSA188524  Agrostis exarata R. F. Thorne, John Olmstead 1965-8-26 35414 Los Angeles San Gabriel Mountains: Angeles National Forest, along Prarie Fork 1585 Comment
  RSA802563  Agrostis exarata Orlando Mistretta, Christine Mistretta 2011-7-6 5904 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA776487  Agrostis scabra LeRoy Gross, Jane Tirrell 2011-7-20 5531 Los Angeles Head waters of South Fork Big Rock Creek, east of Angeles Crest Highway. 2317 Comment
  CAS-BOT-BC445385  Alisma plantago-aquatica D. E. Bramlet 2003-9-17 3468 Los Angeles San Gabriel Mtns.: Big Dalton Debris Basin. 324 Comment
  UC566987  Allium fimbriatum var. fimbriatum A. D. Gifford 1935-5-10 701 Los Angeles 3 mi sse Neenach; Tejon Quadrangle 1005 Comment
  RSA70221  Allium haematochiton T. Jacobsen 1907-6-5 1656 Los Angeles Saddle Peak, Santa Monica Mountains. Comment
  SBBG57513  Allium peninsulare M. N. Ackley -May-1924 626 Los Angeles Fish Cyn 2000 Comment
  UC1947589  Allium peninsulare var. peninsulare P. A. Munz 1918-4-27 2166 Los Angeles Temescal Canyon Comment
  RSA367121  Allium praecox F. R. Fosberg 1931-4-13 692 Los Angeles Santa Catalina Island, near Avalon. 60 Comment
  SBBG127471  Allium praecox M. B. Dunkle 1939-4-6 7304 Los Angeles Mosquito Harbor Comment
  SBBG133415  Allium praecox S. McDonough, J. Lambert 2005-3-25 44 -05 Los Angeles Jack Cyn, E slope, on NE facing, 560 deg slope 196 Comment
  RSA534070  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5267 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336 ] marker; 1800 ft SE of Malo Knoll [1396 ]. Upper portion of drainage 313 Comment
  UCR190405  Allophyllum R. G. Swinney 2000-5-20 7690 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  RSA410058  Allophyllum divaricatum F. R. Fosberg 1930-7-3 53080 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR49208  Allophyllum divaricatum Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  RSA410076  Allophyllum gilioides subsp. gilioides George B. Grant 1906-6-14 3035 Los Angeles Summit Mt. Wilson. 1524 Comment
  UC1714455  Allophyllum gilioides subsp. gilioides Geo. B. Grant 1906-6-14 507 Los Angeles summit Mt. Wilson; S. California 1524 Comment
  RSA599762  Allophyllum gilioides subsp. violaceum Steve Boyd, Lauren Raz 1997-5-6 9781 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CATA272  Allophyllum glutinosum Mark L. Hoefs 1973-5-15 281 Los Angeles Santa Catalina Island: By horse trail, Avalon Canyon 83 Comment
  CATA3104  Allophyllum glutinosum Amy Catalano, C. Matt Guilliams & Steve Junak 2016-5-11 108 Los Angeles Santa Catalina Island: Bird Park Canyon, south facing slope above old shooting range 92 Comment
  RSA680485  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  UC126060  Allophyllum glutinosum T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Isl. Comment
  CHSC95781  Alnus rhombifolia LeRoy Gross; Naomi Fraga, Steve Williams 2002-7-17 551 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  JEPS58604  Alnus rhombifolia C. E. Hutchinson 1892-8-10 Los Angeles in small canyon near Altadena 243 Comment
  UCR124669  Alnus rhombifolia B. C. Templeton 1933-7-21 5037 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  UCR270653  Alnus rhombifolia R. G. Swinney 2011-11-1 15941 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  POM228982  Amaranthus albus L. C. Wheeler 1932-9-5 1346 Los Angeles San Antonio Canyon. 1067 Comment
  RSA593585  Amaranthus albus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8906 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR151880  Amaranthus blitum Tom Yutani 1989-4-27 s.n. Los Angeles La Mirada. Rosecrans Ave and Beach Blvd (Hwy 39), between Hwy 39 and Coyote Creek 46 Comment
  RSA603585  Amaranthus caudatus L. C. Wheeler 1947-9-14 6629 Los Angeles Rio Hondo: between Rosemead Blvd. and Garvey Ave. Comment
  POM11259  Amaranthus hybridus P. A. Munz, R. D. Harwood 1921-10-15 4692 Los Angeles Claremont. 366 Comment
  RSA629737  Amaranthus retroflexus L. C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  RSA533958  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5197 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA92192  Amblyopappus pusillus F. W. Peirson 1907-7-1 1393 Los Angeles Catalina Island. Comment
  UC729771  Ambrosia chamissonis Carl B. Wolf 1932-5-12 3594 Los Angeles Little Harbor; Santa Catalina Island 3 Comment
  RSA158275  Ambrosia chamissonis Peter H. Raven 1962-7-10 17957 Los Angeles On big dune at Northwest end of San Clemente Island Comment
  SD107854  Ambrosia chamissonis Larry DeBuhr, Gary Wallace 1972-9-4 723 Los Angeles San Clemente Island, sand at West Cove on northwest end Comment
  LA201524  Ambrosia psilostachya Arthur C. Gibson; 2003-8-11 4882 Los Angeles 7 Comment
  SBBG18026  Ambrosia psilostachya D. E. Breedlove 1961-9-24 1293 Los Angeles Middle Ranch Cyn, 0.5 mi above Ben Weston Beach 60 Comment
  SEINET3145453  Ambrosia psilostachya G. B. Grant 1904-7-10 38 -B Los Angeles In the city of Pasadena Comment
  UC57432  Ambrosia psilostachya J. H. Barber 1898-8-3 Los Angeles Topango Comment
  RSA453133  Amelanchier utahensis H. E. Hasse, Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  CAS-BOT-BC180635  Amorpha californica var. californica Scott D. White; Justin Wood 2008-5-6 11933 B Los Angeles Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, SCE powerline corridor, SE corner of county, Firestone Boy Scout Reservation - Puente/Chino Hills 365 Comment
  CAS-BOT-BC180646  Amorpha californica var. californica R. J. Dobbs 1927-6-22 s.n. Los Angeles Near Waterman, San Gabriel Mts. 975 Comment
  POM6859  Amsinckia intermedia P. A. Munz, L. T. Street, G. Williams 1919-3-8 2289 Los Angeles Pomona. Comment
  RSA187834  Amsinckia intermedia R. F. Thorne 1966-4-7 35953 Los Angeles Santa Catalina Island: Cherry Forest, Cherry Valley 46 Comment
  RSA0079959  Amsinckia intermedia Barry Burnell 1971-3-29 309 Los Angeles Sycamore Canyon above Claremont at the top of Indian Hill Blvd. San Gabriel Mts., Pacific Slope drainage. 396 Comment
  RSA0079968  Amsinckia intermedia P. H. Raven 1962-4-10 17220 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 488 Comment
  RSA653623  Amsinckia menziesii S. Koukol, R. Koukol 1998-5-3 50 Los Angeles La Verne, in field E of Williams Ave., 0.1 mi S of Baseline Road 381 Comment
  LA40186  Amsinckia menziesii A. M. Johnson; 1933-4-18 sn Los Angeles U.C.L.A. Botanical Garden Comment
  IRVC26441  Amsinckia menziesii var. intermedia A. C. Sanders, Mark Elvin, et al. 2003-3-4 25700 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UCR114072  Amsinckia tessellata var. tessellata L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mtns., Kentucky Springs Canyon 1220 Comment
  POM201778  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Long Beach Comment
  RSA416645  Anisocoma acaulis Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  RSA627558  Antirrhinum coulterianum Sandy Leatherman, Scott D. White 1998-5-8 39 Los Angeles Santa Monica Mountains: South of Woolsey Canyon Road approximately 0.25 mile down the existing dirt road. 366 Comment
  UC146998  Antirrhinum coulterianum C. F. Baker 1909-2-15 5244 Los Angeles near Claremont Comment
  POM199745  Antirrhinum kelloggii I. W. Clokey, Bonnie C. Templeton 1929-03 4487 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  SBBG117036  Antirrhinum kelloggii S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1501 Los Angeles N side of Middle Ranch Cyn, just W of Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 323 Comment
  UC1922170  Antirrhinum multiflorum Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 995 Los Angeles Verdugo Mountains, Southwest side: Along Verdugo Mtwy, E of junction with Hostetter Mtwy, above Wildwood Canyon Comment
  POM354882  Antirrhinum nuttallianum subsp. subsessile Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Catalina Island, sea coast. Comment
  JEPS83380  Antirrhinum nuttallianum subsp. subsessile David M. Thompson 1983-5-14 308 Los Angeles 0.5 air mi nw tip of Point Dume (Point Dume, Westward Beach, ravine behind beach, which is directly behine the lifeguard and beach buildings, only about 10-20 ft up ravine); Point Dume, Point Dume Quad. (7.5', 1951) 6 Comment
  RSA526540  Aphanisma blitoides Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4283 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA0105689  Aphanisma blitoides Sarah Ratay 2010-4-30 119 Los Angeles Santa Catalina Island. Just S of Little Harbor Overlook. 32 Comment
  RSA730185  Apocynum androsaemifolium R. G. Swinney 1998-9-4 6904 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  RSA239859  Apocynum androsaemifolium John Dourley 1968-9-13 s.n Los Angeles just east from base of Mt. Baden-Powell 2011 Comment
  UC1870248  Apocynum cannabinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary 457 Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  UCR124666  Aquilegia formosa B. C. Templeton 1933-7-21 5042 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  UCR124968  Aquilegia formosa Geo. L. Moxley 1915-7-4 360 Los Angeles San Gabriel Mtns., Arroyo Seco Canyon 1000 Comment
  RSA628869  Arabis pulchra var. pulchra L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek, 1/4 mile north of Big Rock Springs. 1158 Comment
Read comments
Jul 28 2014
  UCR150836  Arabis sparsiflora R. G. Swinney, Dave Larson 1999-5-15 7174 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA729704  Aralia californica R. G. Swinney 1998-7-28 6515 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  RSA733664  Aralia californica R. G. Swinney 1998-7-24 6569 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  RSA167842  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1964-2-7 33491 Los Angeles ridge S of Bulrush Canyon, Santa Catalina Island 396 Comment
  SBBG39158  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5582 Los Angeles NE side of Black Jack Mtn, at jct of Whites Landing and Airport Rd 365 Comment
  UCD50481  Arctostaphylos catalinae Robert F. Thorne; P. Everett 1965-5-11 34669 Los Angeles Near road to Hay Press; Santa Catalina Island. 457 Comment
  RSA244822  Arctostaphylos glandulosa F. R. Fosberg 1931-4-23 4685 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  RSA626736  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7231 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626739  Arctostaphylos glandulosa Tim Ross 1992-7-10 6642 Los Angeles Big Tujunga Canyon, 310 m east of where Coldwater Canyon meets Big Tujunga Creek. Just south of creek, east side of the road to Colby Ranch. 973 Comment
  RSA0031445  Arctostaphylos glandulosa subsp. glaucomollis Orlando Mistretta, Christine Mistretta 2008-5-19 3127 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  RSA597045  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-25 3829 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  SFV22024  Arctostaphylos glandulosa subsp. mollis V. Soza, I. E. Anderson, L. Gross 2000-6-6 990 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons, west side of peak O'2642. North-northwest-facing slope above along fire along ridgetop. 762 Comment
  CHSC35512  Arctostaphylos glauca James Henrickson 1979-5-23 18169 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 426 Comment
  POM367310  Arctostaphylos glauca I. M. Johnston 1930-2-9 4000 Los Angeles Burkhart Ranch 1220 Comment
  RSA630373  Arctostaphylos glauca L. C. Wheeler 1967-5-15 9587 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 533 Comment
  RSA631424  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15987 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631643  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15637 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631686  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-5-27 22820 Los Angeles Slope north of Switzer's, adjacent to Angeles Crest Highway. 1000 Comment
  UCR222054  Arctostaphylos glauca R. G. Swinney 2009-4-28 10541 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA631689  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16049 Los Angeles Ridge Route, 2 km south of Liebre Gulch turnoff. 1000 Comment
  UCD53185  Arctostaphylos parryana H. A. Jensen 1933-5-9 296 Los Angeles S. Fork of Rock Creek. 1920 Comment
  RSA634836  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22036 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634841  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20479 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA635182  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20474 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA367385  Arctostaphylos patula B. C. Templeton 1932-6-18 4929 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  PASA1308  Arenaria macradenia Lester Sloan 1926-5-20 Los Angeles Mint Canyon Comment
  UC8105  Arenaria macradenia var. arcuifolia J. H. Barber 1897-7-11 248 Los Angeles Summit of Mt. Gleason Comment
  IRVC26953  Argemone munita Mark A. Elvin, Kim Marsden, Cathleen Weigand 2003-8-15 3006 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  CAS-BOT-BC102139  Arida carnosa Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC90165  Artemisia californica Louis C. Wheeler 1931-11-20 365 Los Angeles 2 mi. N Claremont 411 Comment
  LA94392  Artemisia douglasiana O. H. Kappler; 1942-11-1 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  UCR210335  Artemisia douglasiana R. G. Swinney 2008-11-29 9858 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  JEPS30515  Artemisia dracunculus Peter H. Raven and Henry J. Thompson 1959-10-18 14680 Los Angeles 1.6 mi. s. of Mulholland Highway (on Decker Road); Santa Monica Mountains 487 Comment
  RSA417316  Artemisia dracunculus R. N. Philbrick 1973-7-20 s.n. Los Angeles Malibu 15 Comment
  RSA417319  Artemisia dracunculus Billy Smith 1949-7-24 4221 Los Angeles Los Padres National Forest 457 Comment
  UC1215232  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles upper end of first canyon s of Lemon Tank; San Clemente Island Comment
  RSA0113992  Artemisia tridentata subsp. parishii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7522 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
  SEINET10800380 Image available Artemisia tridentata subsp. parishii Samuel B. Parish, W. F. Parish Parish 1065 Los Angeles Newhall. San Bernardino. Comment
  SBBG13536  Arthrocnemum subterminale E. R. Blakley 1961-9-23 4728 Los Angeles base of Ballast Pt, Catalina Harbor Comment
  RSA594293  Arundo donax L. C. Wheeler 1967-7-30 10246 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  UC450839  Asclepias californica Fay A. MacFadden 1931-4-22 2650 Los Angeles San Franscito Canyon Comment
  UC586907  Asclepias californica Joseph Andorfer Ewan 1934-8-3 8430 Los Angeles Table Mt. trail to Swartout Valley floor; San Gabriel Mts., Table Mt. 2164 Comment
  RSA401380H  Asclepias californica Museum Jrs 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  UCR209900  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA607698  Asclepias fascicularis Scott D. White 1997-11-5 6015 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 7 Comment
  POM3650  Asclepias fascicularis Minnie Reed 1895-8-17 s.n. Los Angeles Pomona, Los Angeles County Comment
  RSA629703  Asclepias fascicularis L. C. Wheeler 1967-7-6 9928 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA729027  Asclepias fascicularis E. A. Purer 1931-8-31 18046 Los Angeles Palos Verdes Hills Comment
  RSA401113  Asclepias vestita Robert Gustafson, Christopher Davidson 1977-4-20 418 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  CATA1815  Aspidotis californica Benjamin E. Carter 2012-8-23 7003 Los Angeles Santa Catalina Island: West End Road west of Emerald Bay 81 Comment
  UCR180716  Aspidotis californica R. G. Swinney 1995-4-4 3477 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  RSA657970  Aspidotis californica Christopher Vellema 2001-1-19 102 Los Angeles South side, city of Glendale, Pomeroy Canyon. Along side fire road next to creek. 341 Comment
  RSA417650  Aster subulatus var. ligulatus L. C. Wheeler 1933-9-28 2140 Los Angeles Puddingstone Diversion Channel, La Verne. 305 Comment
  LA31684  Aster subulatus var. ligulatus Henry J. Thompson; 1959-11-23 3004 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, Lower Franklin Canyon Reservoir, NE shore. 167 Comment
  UCR95191  Astragalus coccineus Michael C. Long 1974-4-21 s.n. Los Angeles San Gabriel Mtns., Holcomb Creek, 0.25 mi. south of Big Rock Creek. 1189 Comment
  RSA592213  Astragalus didymocarpus var. didymocarpus L. C. Wheeler 1967-5-12 9458 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SBBG68200  Astragalus douglasii R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  LA205158  Astragalus lentiginosus var. albifolius R. Hoffmann; April 1928 2335 Los Angeles Lancaster Comment
  UCR280074  Astragalus lentiginosus var. variabilis Onkar Singh 2016-4-2 5690 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  SBBG37887  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles China Pt Comment
  SBBG44110  Astragalus miguelensis M. R. Benedict 1971-6-25 Los Angeles dunes, Northwest Harbor Comment
  POM228224  Astragalus nevinii Joseph Cook Nevin, Lyon 1885-04 s.n. Los Angeles San Clemente Island Comment
  RSA772384  Astragalus pachypus R. G. Swinney 2009-5-12 10755 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1435 Comment
  UCR14984  Astragalus purshii K. T. Ingram 1976-5-16 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. On Big Pines Hwy, 1.9 mi from Angeles Crest Hwy Comment
  UCR127179  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  CAS-BOT-BC194060  Astragalus trichopodus var. lonchus I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough (locality name change to'Laguna Dominguez') Comment
  LA200439  Astragalus trichopodus var. lonchus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA0040084  Astragalus trichopodus var. lonchus Thomas R. Huggins, Barry A. Prigge 2014-4-28 14 -044 Los Angeles Santa Monica Mountains, Malibu. Pacific Coast Highway, approximately 0.1 miles W of Decker Rd. 31 Comment
  RSA498282  Astragalus trichopodus var. lonchus Ducelia Cobb 1937-7-3 s.n Los Angeles Near Long Beach. Comment
  SD75485  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles NW of Wilson's Harbor, South Catalina Island 29 Comment
  CAS-BOT-BC200831  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 Comment
  CAS-BOT-BC170617  Atriplex argentea Ralph Hoffmann 1931-9-28 s.n. Los Angeles Rosamond Comment
  RSA411867  Atriplex argentea Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  SDSU5544  Atriplex californica R. M. Beauchamp 1967-1-27 111 Los Angeles San Clemente Island. Comment
  LA211281  Atriplex californica Arthur C. Gibson; Tarja Sagar, Tony Valois 2007-9-6 5178 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach Comment
  RSA151200  Atriplex californica P. H. Raven 1962-7-11 18010 Los Angeles Wilson s Cove; San Clemente Island 61 Comment
  UCR239960  Atriplex canescens R. G. Swinney 2009-11-13 11616 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  CAS-BOT-BC168274  Atriplex canescens var. canescens Ernest C. Twisselmann 1961-10-31 6684 Los Angeles Liebre Mountains: Leona Valley 853 Comment
  CAS-BOT-BC168282  Atriplex canescens var. canescens A. D. E. Elmer 1902-6-1 3647 Los Angeles Lancaster Comment
  CAS-BOT-BC170121  Atriplex lentiformis Alice Eastwood 1919-7-4 9294 Los Angeles Santa Monica Canyon Comment
  SD237406  Atriplex lentiformis A. C. Sanders, Dan S. Cooper 2010-4-30 38123 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  POM278977  Atriplex leucophylla Grant D. Brown 1950-11-24 572 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  RSA411854  Atriplex patula subsp. patula Anstruther Davidson 1892-4-1 s.n. Los Angeles [Unspecified] Comment
  SBBG72586  Atriplex rosea R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  POM646  Atriplex rosea I. J. 1917-5-30 s.n. Los Angeles South of Ontario. 183 Comment
  RSA152243  Atriplex semibaccata I. L. Wiggins 1925-06 1756 Los Angeles White s Landing, Santa Catalina Island Comment
  RSA184496  Atriplex semibaccata P. A. Munz 1932-8-31 12820 Los Angeles Playa del Rey. Comment
  RSA478407  Atriplex semibaccata Gertrude Dunn 1930-8-9 s.n. Los Angeles Beach near Newport. Comment
  POM645  Atriplex serenana Daniel J. Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica, near seashore. Comment
  RSA478433  Atriplex serenana Gertrude Dunn 1930-8-3 s.n. Los Angeles 2 mi. S of Downey, roadside of Washington Blvd. Comment
  LA31605  Atriplex serenana var. serenana Peter H. Raven; Henry J. Thompson, Henry J. Thompson 1959-10-14 14619 Los Angeles Santa Monica Mountains, Malibu Junction 266 Comment
  UCR154365  Atriplex suberecta A. C. Sanders 2005-5-5 29902 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near gate at NE end 655 Comment
  CAS-BOT-BC146031  Avena barbata Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Los Angeles. Comment
  RSA226177  Avena barbata Gary D. Cromwell, David W. Wheat 1971-4-30 610 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  UCR150839  Avena barbata R. G. Swinney, Dave Larson 1999-5-15 7157 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA0041494  Avena barbata Ron Martinolich 1991-5-3 50 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  HSC9020  Avena fatua C. E. Fellows 1965-12-20 192 Los Angeles City of Reseda, 0.5 mi. S of Victory Blvd. on the Balboa Blvd. at Los Angeles River Comment
  RSA12400  Avena fatua C. B. Wolf 1934-4-11 5612 Los Angeles Bryant Ranch, E of Long Beach. 5 Comment
  CHSC100226  Azolla John Dittes; Josephine Guardino 2006-12-11 1439 A Los Angeles Western Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; ca. 1.8 air-miles SW of Big Tujunga Dam, ca. 1.6 air-miles NE of Mt. Lukens, ca. 0.9 air-mile SE of Big Tujunga USFS Station; in shallow water and in wet sand at edge of Big Tujunga Creek. 598 Comment
  SEINET4142883  Azolla filiculoides R. G. Swinney 2008-9-9 9335 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mil north of Little Rock Reservoir. (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  SD107924  Azolla filiculoides Larry DeBuhr 1977-4-16 2571 Los Angeles Santa Catalina Island, bottom end of Cottonwood Canyon, in stream Comment
  RSA418207  Baccharis douglasii F. R. Fosberg 1931-5-2 4744 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  UCR95542  Baccharis glutinosa Steve Boyd, L. Raz 1996-9-24 8934 B Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  RSA0000934  Baccharis malibuensis R. M. Beauchamp 1991-8-26 s.n. Los Angeles Santa Monica Mountains, Stokes Canyon. 213 Comment
  UCSC000768  Baccharis pilularis Greg Gilbert 2004-3-26 s.n. Los Angeles 6.5 mi. E.S.E. of Whitaker Pk. Whitaker Pk. - Tejon Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  CAS-BOT-BC106757  Baccharis salicifolia I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  CAS-BOT-BC106758  Baccharis salicifolia John H. Thomas 1957-2-14 6488 Los Angeles Chaparral covered hills north of Egle Rock, about 3-4 miles east of Pasadena. 304 Comment
  CAS-BOT-BC98174  Baccharis salicifolia W. R. Dudley 1907-11-25 s.n. Los Angeles Near Monrovia Comment
  RSA601873  Baccharis salicifolia L. C. Wheeler 1964-5-9 8473 Los Angeles San Gabriel Mountains: South side San Gabriel Canyon, about 1/4 mile upstream from mouth. Comment
  RSA624053  Baccharis salicifolia L. C. Wheeler 1967-5-23 9695 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR209149  Baccharis salicifolia Dan S. Cooper 2009-1-29 109- 26 .2 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  SD87545  Baccharis salicina F. W. Peirson 1924-10-19 5228 Los Angeles Clearwater Comment
  CAS-BOT-BC16442  Barbarea orthoceras A. J. McClatchie 1896-7-4 1163 Los Angeles Smith Mountain. 1524 Comment
  UCR124423  Barbarea orthoceras B. C. Templeton 1932-5-31 4848 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA0014730  Berberis nevinii Laura Moore, Jean Moore 1999-4-25 37 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  CAS-BOT-BC102045  Bidens laevis Ernest Braunton 1902-9-1 665 Los Angeles Los Angeles River Comment
  CDA6793  Bidens pilosa Ethelbert Johnson 1942-11-12 Los Angeles Vignes & Aliso Streets, Los Angeles. 0 Comment
  UCR200199  Bloomeria crocea Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 901 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
  UCR282207  Bloomeria crocea Gary Hans 2010-5-9 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Forest Lawn, near Griffith Park 242 Comment
  UC1871210  Bloomeria crocea var. crocea T. S. Ross 1993-4-21 6852 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit 426 Comment
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA660251  Boechera californica Orlando Mistretta, Peter L. Morrell 1992-6-4 484 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR281623  Boechera pulchra R. G. Swinney 2014-4-30 16273 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
  CAS-BOT-BC30970  Bolboschoenus maritimus Ernest Braunton 1902-9-1 677 Los Angeles Los Angeles. Comment
  CDA30839  Bothriochloa barbinodis M. O'Brien 2010-8-26 MOB 10 -03 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  CATA1961  Bowlesia incana F. R. Fosberg 1931-3-20 Los Angeles Santa Catalina Island: Hamilton Canyon 25 Comment
  CATA3047  Bowlesia incana Amy Catalano 2016-3-25 058 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  SBBG96962  Bowlesia incana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4302 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  UCR125396  Bowlesia incana A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25720 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
  RSA0115757  Bowlesia incana Steven A. Junak 1999-5-20 SCa- 945 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 304 Comment
  RSA233415  Bowlesia incana R. F. Thorne 1966-4-15 36004 Los Angeles San Clemente Island. 2/3 mile SSE of Eel Point (and N of seal Cove), SW side of island. 46 Comment
  UCR11645  Boykinia rotundifolia H. J. Thompson 1960-6-7 3067 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon, 0.4 mi south of tunnel, 1.6 mi south of Tapia Park 152 Comment
  RSA0084244  Brassica nigra R. F. Thorne, A. C. Gibson 1971-5-22 39756 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  SFV12458  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  UC855647  Brassica rapa I. W. Clokey, E. G. Anderson 1931-3-11 5321 Los Angeles San Gabriel Canyon Comment
  SBBG133395  Brassica tournefortii E. Howe, J. Shute 2010-1-9 SERG 11 -1 Los Angeles China Point Rd, S of Chalk Curve Comment
  LA31693  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14725 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  RSA0116454  Brickellia californica R. G. Swinney 2010-9-30 13942 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UCD129708  Brickellia californica Louis C. Wheeler 1954-9-1 7087 Los Angeles San Gabriel Mountains: Little Rock Creek, around 1 mile downstream from Cooper Creek. Comment
  UCR205263  Brickellia desertorum R. G. Swinney 2005-8-17 8502 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  CAS-BOT-BC106144  Brickellia nevinii Grant 1901-5-18 3889 Los Angeles Los Angeles Comment
  LA31691  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  RSA609527  Brickellia nevinii L. C. Wheeler 1952-10-11 6374 Los Angeles San Rafael Hills: Chevy Chase Drive. Comment
  RSA659836  Brickellia nevinii Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Fern Canyon. 793 Comment
  UCR102413  Brickellia nevinii Steve Boyd 1997-9-17 10038 A Los Angeles San Gabriel Mtns., Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain 976 Comment
  POM351166  Brickellia oblongifolia var. linifolia Anstruther Davidson 2761 Los Angeles San Gabriel Mountains. Comment
  RSA787613  Bromus D. M. McF 1953-5-27 2 Los Angeles Lancastar [Lancaster?] Farms. Comment
  SBBG87349  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  RSA595656  Bromus carinatus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8551 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCR125627  Bromus carinatus A. C. Sanders 2003-5-26 26848 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
  UC1584928  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1991-7-24 5617 Los Angeles nne of Granite Mountain 1874 Comment
  POM364004  Bromus catharticus Ida Lou Sayler 1942-4-14 s.n. Los Angeles San Marino. Comment
  RSA187986  Bromus diandrus R. F. Thorne, Percy C. Everett 1965-6-23 34948 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  RSA658225  Bromus diandrus Naomi Zohman 1985-4-28 48 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA747398  Bromus diandrus R. G. Swinney 2008-6-9 8958 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR200002  Bromus diandrus Valerie Soza, Mariam Sidibeh 2003-3-26 1615 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR258929  Bromus diandrus R. G. Swinney 2010-4-20 12278 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR129887  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mtns., Buckhorn 1982 Comment
  POM113989  Bromus hordeaceus Marcus E. Jones 1936-4-26 s.n. Los Angeles Malibu Hills. Santa Monica Mountains. Comment
  SBBG95223  Bromus hordeaceus M. B. Dunkle 1928-3-31 1777 Los Angeles Little Harbor Comment
  UCR186879  Bromus hordeaceus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32042 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
  SBBG116993  Bromus madritensis S. A. Junak 2001-5-3 SCa 1474 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  CATA1835  Bromus madritensis subsp. rubens Denise Kraus 2000-4-24 14 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  LA13817  Bromus madritensis subsp. rubens Harlan Lewis; 1941-3-19 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA0071932  Bromus madritensis subsp. rubens LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7007 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
  LA33360  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14090 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 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
  RSA623783  Bromus rubens Raymond J. Dobbs 1927-4-19 169 Los Angeles Switzer's, San Gabriel Mountains. Comment
  RSA709675  Bromus rubens LeRoy Gross 2005-4-28 2118 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  SBBG12186  Bromus rubens P. H. Raven 1962-4-9 17146 Los Angeles near barracks, Wilson Cove 60 Comment
  UCD59529  Bromus rubens Jack Delaini 1974-4-5 100 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 426 Comment
  RSA593488  Bromus sterilis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8842 -A Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  UC285015  Bromus tectorum P. A. Munz 1923-5-26 6837 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 2011 Comment
  UCR209596  Bromus tectorum R. G. Swinney 2008-7-3 9154 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA52938  Buddleja saligna George T. Hastings s.n. Los Angeles Saddle Peak, Santa Monica Mountains Comment
  RSA651867  Buddleja saligna A. E. Hersh 1950-7-15 s.n. Los Angeles [Santa Monica Mountains] Saddle Peak Road near the peak. 1220 Comment
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Feb 15 2017
  LA201902  Caesalpinia gilliesii Arthur C. Gibson; 2003-5-25 4906 Los Angeles 496 Comment
  LA202290  Calandrinia breweri Arthur C. Gibson; 2005-4-20 5040 Los Angeles Comment
  LA200775  Calandrinia ciliata A. M. Johnson; 1932-2-27 3844 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA466550  Calandrinia ciliata T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  SBBG126074  Callitriche marginata A. Parikh with N. Gale, A. C. Sanders, S. Reynolds 2010-3-29 3134 Los Angeles ephemeral stream ca 0.7 mi ESE (103 deg) of Quail Lake, NE of intersection of National Cement Plant Rd and Hwy 138 1015 Comment
  UCSB9235  Calocedrus decurrens Crum, Charles 1958-7-3 Los Angeles Crystal Lake road, near Los Angeles, California 1219 Comment
  CHSC26513  Calochortus albus P. Bailey 1971-5-28 56 Los Angeles Millard Canyon, 6 miles N of Pasadena, San Gabriel Mts. 457 Comment
  LA22322  Calochortus catalinae R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon, Canon Comment
  SBBG25543  Calochortus catalinae D. Emery 1947-4-20 Los Angeles Topanga Cyn Comment
  UCR252574  Calochortus plummerae R. G. Swinney 2010-6-21 13252 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UC910081  Calochortus splendens C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4627 Los Angeles Bouquet Canyon 450 Comment
  SEINET12057839  Calochortus splendens F. R. Fosberg 1931-1 54819 Los Angeles Santa Catalina Island, Cape Canyon Comment
  RSA641309  Calochortus striatus Orlando Mistretta, Mark Elvin 1995-3-30 1673 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  SBBG57742  Calochortus striatus W. B. Holt 1939-5-14 259 Los Angeles Lancaster Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  POM30489  Calycadenia tenella George B. Grant 1904-5-24 s.n. Los Angeles Collected at Pasadena. Comment
  POM29888  Calycadenia tenella Anstruther Davidson 1892-1 s.n. Los Angeles Glendale. Comment
  SBBG21989  Calyptridium monandrum P. H. Raven 1962-4-6 17106 Los Angeles 0.5 mi N of Pearblossom 853 Comment
  SBBG69698  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles Piru Crk, 5 mi above Piru Comment
  SD260292  Calyptridium monandrum R. G. Swinney 2010-5-19 12818 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill sumit, abandoned Naval Analytics Station, at end of Pacific Tel. Access Rd., just W of Angeles Natl.l Forest boundary, 2.05 air miles E of Angeles Forest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  RSA0081125  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 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
  SD75618  Calystegia macrostegia M. B. Dunkle 1939-4-6 7291 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  RSA213410  Calystegia macrostegia subsp. amplissima Reid V. Moran 1941-2-19 593 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA0119655  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-19 16565 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  UCR231071  Calystegia macrostegia subsp. arida Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  UC1794980  Calystegia macrostegia subsp. intermedia R. K. Brummitt 1998-5-24 20019 Los Angeles San Gabriel Mountains, San Gabriel Canyon between two dams 400 Comment
  UC450949  Calystegia macrostegia subsp. intermedia Fay A. MacFadden 1931-4-1 46 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon (Verdugo Hills, waste land and along roadsides) Comment
  SDSU14842  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-27 28 Los Angeles Chalk Canyon, approx 1/2 mile inland from Horse Beach, growing among Rhus, Encelia and Malacothamnus clementinus, SHOBA zone of San Clemente Island. 30 Comment
  RSA397146  Calystegia malacophylla subsp. pedicellata Jean Carnine 1932-5-1 15290 Los Angeles Malibu Lakes. Comment
  RSA298500  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1919-6-14 497 Los Angeles Rock Creek. 1905 Comment
  RSA71120  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1919-6-14 497 Los Angeles Rock Creek. 1905 Comment
  RSA729005  Camissonia Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1967 Los Angeles Fort Tejon Road. Comment
  UCR165236  Camissonia A. C. Sanders, Helen Kennedy 2005-4-13 29478 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  SDSU8606  Camissonia H. Wedberg, T. Bruhns and B. Mastro 1967-5-20 1378 D Los Angeles 9.2 mi. from Hwy 138 on the road to Lake Huges and Palmdale (N2). Comment
  RSA570035  Camissonia bistorta Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4891 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR126583  Camissonia bistorta A. C. Sanders 2003-5-22 26825 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA249920  Camissonia bistorta Joseph A. Ewan 1933-6-29 10812 Los Angeles Playa Del Rey, Ballona Marshes Comment
  UCR156106  Camissonia boothii A. C. Sanders 2005-5-5 29883 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA772375  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA454047  Camissonia cheiranthifolia subsp. suffruticosa James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  RSA652337  Camissonia cheiranthifolia subsp. suffruticosa G. A. Conley 1955-5-22 s.n. Los Angeles Playa Del Rey Sand Dunes. Comment
  UCR194024  Camissonia claviformis R. G. Swinney 1999-6-5 7255 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA595678  Camissonia confusa Tim S. Ross, Victor W. Steinmann 1995-5-8 8561 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA608317  Camissonia micrantha Louis C. Wheeler 1930-5-24 44 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA652351  Camissonia micrantha T. Strid 1972-6-11 s.n. Los Angeles Arroyo Seco, Pasadena. 396 Comment
  UCR51994  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  UCR222755  Camissonia pallida R. G. Swinney 2009-4-29 10562 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
  RSA570344  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4948 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR276982  Camissoniopsis R. G. Swinney 2010-6-1 13155 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SBBG60409  Camissoniopsis bistorta R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCD103464  Camissoniopsis hirtella A. C. Sanders; D. Malueg 1998-6-22 22033 Los Angeles San Gabriel Mountains. La Canada, SCE Gould Substation off Hwy. 2, Gould Canyon. 595 Comment
  SFV13116  Camissoniopsis ignota W. M. Perry 1980-10-19 126 Los Angeles San Gabriel Mountains Cattle Canyon Comment
  UC457209  Camissoniopsis intermedia Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  SBBG38633  Camissoniopsis micrantha M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor Comment
  SBBG61356  Camissoniopsis pallida R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  CATA3091  Camissoniopsis robusta Amy Catalano 2016-4-26 083 Los Angeles Santa Catalina Island: Open ridgetop on south facing slope along east edge of exclosure 1 on Stage Road 324 Comment
  UCR63904  Campanula elatines Tanith Fowler 1990-5-20 s.n. Los Angeles Palos Verdes Hills., Potuguese Canyon. 488 Comment
  SBBG128315  Capsella bursa-pastoris M. L. Hoefs 1991-4-8 1083 Los Angeles side cyn (Rattlesnake Cyn) of upper Avalon Cyn 146 Comment
  SFV11231  Capsella bursa-pastoris D. K. Shayne 1966-3-16 125 Los Angeles Santa Susana Mountains Stony Point. 330 Comment
  JEPS53329  Cardaria chalepensis Ethelbert Johnson 1931-5-29 Los Angeles Santa Ana Comment
  UCR186923  Cardaria draba A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32027 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
  CDA6816  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR258615  Carex R. G. Swinney 2010-6-23 13332 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
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Sep 12 2018
  UCR273570  Carex abrupta R. G. Swinney 2011-6-15 15178 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR191276  Carex aurea R. G. Swinney 1999-7-28 7572 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  RSA0011528  Carex fracta Orlando Mistretta, Christine Mistretta 2011-6-23 5728 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA191097  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37189 Los Angeles San Gabriel Mountains. 1981 Comment
  SEINET7559361 Image available Carex fracta Louis C. Wheeler 1966-9-21 8907 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2530 Comment
  CAS-BOT-BC21774  Carex hassei H. E. Hasse 1901-6-1 s.n. Los Angeles Near the head of west fork of San Gabriel River. Comment
  RSA311289  Carex jonesii Robert F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles Mescal Creek Play Area 2042 Comment
  SEINET7568463 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mts, campground vicinity, Devil's Canyon. 1219 Comment
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA230187  Carex schottii Robert F. Thorne 1969-7-2 38346 Los Angeles San Gabriel Mountains, Angeles National Forest: wet, sloping meadow at Big Pines 2088 Comment
  RSA607209  Carex senta L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  RSA653904  Carex spissa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 814 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  SEINET7575826  Carex spissa Louis C. Wheeler 1975-1 Los Angeles Comment
  SD40042  Carpobrotus chilensis Edith A. Purer 1931-2-21 112 Los Angeles El Segundo Comment
  UC519722  Carpobrotus edulis Joseph Andorfer Ewan 1932-5-19 7526 Los Angeles Playa del Rey. Comment
  RSA187750  Castilleja affinis Robert F. Thorne 1966-4-5 35831 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA608308  Castilleja affinis Louis C. Wheeler 1930-5-2 33 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SDSU10851  Castilleja exserta A. H. Gallup 1948-3-27 122 Los Angeles Claremont, vacant lot north of town. 381 Comment
  UCD122548  Castilleja foliolosa A. C. Sanders 2005-5-11 30173 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. 579 Comment
  RSA400574  Castilleja foliolosa Evelyn Dorio 1934-3-18 s.n. Los Angeles Mt. Wilson Trail. Comment
  RSA587380  Castilleja foliolosa Orlando Mistretta 1995-4-25 1642 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  RSA505072  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Mendenhall Ridge road 1.3 miles S of Lightning Point Group Campground. Comment
  NY68088  Castilleja gyroloba F. W. Pennell 1940-4-18 25140 Los Angeles Route 99, near Oak Flat Camp. 853.4 Comment
  POM50627  Castilleja linariifolia A. D. E. Elmer 1902-06 3608 Los Angeles Acton. Comment
  UC198123  Castilleja linariifolia Katharine Brandegee Aug 1910 Los Angeles Ravenna Comment
  RSA81490  Castilleja linariifolia F. W. Peirson 1921-7-2 2478 Los Angeles Pallett Creek, north base of San Gabriel Mountains. 1098 Comment
  RSA0016410  Castilleja minor subsp. spiralis Orlando Mistretta, Christine Mistretta 2011-6-23 5735 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  JEPS13639  Castilleja plagiotoma Peter Kamb 1948-5-6 943 Los Angeles above Little Rock (desert foothills of the San Gabriel Mts); San Gabriel Mts. 975 Comment
  CHSC234  Casuarina equisetifolia V. Holt 1958-4-16 Los Angeles Along street in Whittier. Comment
  UC592153  Caulanthus amplexicaulis Herbert L. Mason 1926-4-27 3039 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  RSA531093  Caulanthus amplexicaulis var. amplexicaulis Fred Burlew 1925-07 s.n. Los Angeles Mt. San Antonio, Comment
  UCR220216  Caulanthus cooperi R. G. Swinney 2009-4-2 10271 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  SD215437  Caulanthus coulteri Steve Boyd, Lauren Raz 1997-3-25 9296 Los Angeles Upper end of broadalluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain at end of dirt road leading 1.0 km northeast of Knapp Ranch. 1096 Comment
  RSA0042533  Caulanthus coulteri H. M. Hall 1902-5-1 3060 Los Angeles Vicinity of Elizabeth Lake. Antelope Valley. 1066 Comment
  RSA750698  Caulanthus heterophyllus D. E. Bramlet 2008-3-26 4123 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn access road, 151 m W of the landfill entrance. Comment
  CAS-BOT-BC47916  Ceanothus arboreus George B. Grant; Walter Wheeler 1904-4-21 1486146 Los Angeles Santa Catalina Island Comment
  PASA1637  Ceanothus cordulatus Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA706405  Ceanothus cordulatus Tim Thibault, K. E. Olshewsky 2004-5-23 301 Los Angeles Mt. Waterman, along Hwy. 2 at fire road 2055 Comment
  RSA630268  Ceanothus crassifolius LeRoy Gross 1999-2-19 111 Los Angeles San Gabriel Mountains.: Little Tujunga Canyon Road to Dillon Divide. 1006 Comment
  UC1071003  Ceanothus crassifolius P. L. Johannsen 1934-1-26 242 Los Angeles Brown's Canyon Santa Susana quad 396 Comment
  RSA2996  Ceanothus cuneatus Carl B. Wolf 1932-3-4 2667 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  UCR126886  Ceanothus cuneatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26198 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SEINET12210445  Ceanothus cuneatus C. V. Braun 1975-1 136 Los Angeles San Francisquito Canyon Road, 2 mi SW of jct w/Spunky Canyon Rd Comment
  RSA77353  Ceanothus greggii var. vestitus F. W. Peirson 1918-6-16 4448 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA399905  Ceanothus integerrimus Unspecified 1904-5-17 2555 Los Angeles Mt. Wilson. 1829 Comment
  UCSB31587  Ceanothus integerrimus Proctor, Donald 1962-5-4 Los Angeles Palmdale Rd. Approx. 5 miles from junction of Palmdale Rd. and Angeles Crest Hwy. San Gabriel Mt. 762 Comment
  JEPS85804  Ceanothus leucodermis Roy E. Buck 1989-6-23 1350 Los Angeles ca 0.1 air km nnw Icy Springs (lowermost ne facing slope of canyon of upper Big Bear Creek, 26 air km nn3 o fGlendora, just e of ruins of old house); San Gabriel Mts. 1737 Comment
  UCR179266  Ceanothus leucodermis R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon, 'Owl Flats 473 Comment
  RSA127958  Ceanothus megacarpus Peter H. Raven 1959-3-1 13826 Los Angeles Griffith Park, north of junction of Vista del Valle Drive with Hollywood Drive. 396 Comment
  RSA344273  Ceanothus megacarpus Peter H. Raven, Robert F. Thorne 1964-5-7 19028 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SFV6154  Ceanothus megacarpus T. Gordon 1974-3-23 137 Los Angeles Santa Monica Mountains Hillside near the intersection of Mullholland and Encino Hills Drive. Comment
  SEINET12210705  Ceanothus megacarpus W. Knight, Knight, I. 1982-1 4688 Los Angeles Tilden Botanic Garden, Berkeley. Originally collected from Santa Catalina Island in the early Comment
  RSA158347  Ceanothus megacarpus var. insularis Peter H. Raven 1962-5-9 17704 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  CAS-BOT-BC50492  Ceanothus oliganthus John Thomas Howell 1930-5-18 5173 Los Angeles Pacoima Canyon, San Gabriel Mountains Comment
  RSA399732  Ceanothus oliganthus var. oliganthus Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  SEINET11736536  Cedrus libani Unknown 1921-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC282009  Centaurea calcitrapa George Garrettson 1958-6-20 s.n. Los Angeles Taken at 8342 Fern Ave, South San Gabriel Comment
  LA211266  Centaurea calcitrapa Arthur C. Gibson; Tarja Sagar 2006-7-16 5166 Los Angeles SIMI HILLS, along fire road, Upper Virgenes Canyon. Comment
  RSA188093  Centaurea cineraria R. F. Thorne 1966-4-28 36239 Los Angeles Santa Catalina Island. Wrigley Drive near Avalon. 91 Comment
  LA202432  Centaurea solstitialis Arthur C. Gibson; 2004-7-12 5080 Los Angeles Comment
  RSA601628  Centaurium venustum Louis C. Wheeler 1967-6-16 9857 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  UCR205275  Centranthus ruber R. G. Swinney 2008-4-30 8700 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Rd., 1.7 mi. NE of Glendora Mtn. Road 473 Comment
  CAS-BOT-BC288836  Centromadia parryi subsp. australis H. M. Hall 1930-11-4 12990 Los Angeles Watts Comment
  UCR223030  Centrostegia thurberi R. G. Swinney 2009-5-6 10671 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  SD253426  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabgriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UC729585  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-9 3478 Los Angeles 1/3 mi above Mexican Houses (Left (East) Fork of Bebbly Beach Canyon, Santa Catalina Island); Santa Catalina Island, East Fork of Bebbly Beach Canyon 152 Comment
  RSA0060508  Cercocarpus ledifolius R. G. Swinney 2010-9-23 13877 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA96407  Cercocarpus ledifolius E. K. Balls 1954-9-4 19785 Los Angeles Trail to summit of Mt. Baldy 2470 Comment
  RSA787638  Cercocarpus ledifolius var. intermontanus Jane Tirrell 2012-5-7 LS 0042 Los Angeles South-facing rocky outcrop between Mt Islip and Windy Gap 2302 Comment
  UCD112914  Cercocarpus ledifolius var. intermontanus J. N. Hogue 21-23 Jul 1999 146 .1 Los Angeles San Gabriel Mountains, Camp Cumorah Crest, 3 km NE New Comb Ranch. 1859 Comment
  SBBG38868  Cercocarpus traskiae R. Moran 1941-3-5 678 Los Angeles Salta Verde 250 Comment
  CAS-BOT-BC279521  Chaenactis artemisiifolia Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  LA88339  Chaenactis artemisiifolia O. H. Kappler; 1941-6-15 303 Los Angeles 548 Comment
  POM30266  Chaenactis artemisiifolia Marcus E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe Comment
  RSA0057924  Chaenactis artemisiifolia Richard G. Swinney 2010-6-23 13339 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA787394  Chaenactis glabriuscula J. D. Olmsted 1959-3-27 318 Los Angeles San Dimas Creek drainage area: 2 mi south of gaging station below San Dimas ranger station but north of San Dimas park. 442 Comment
  CAS-BOT-BC277336  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-29 2605 Los Angeles Summit of Mt Wilson Comment
  CAS-BOT-BC277383  Chaenactis glabriuscula var. glabriuscula Louis Wheeler 1933-7-4 1901 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA313019  Chaenactis glabriuscula var. glabriuscula R. F. Thorne 1969-7-2 38228 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  POM351761  Chaenactis glabriuscula var. glabriuscula Robert Gustafson 1978-5-2 929 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  POM175384  Chaenactis santolinoides West 1930-7-12 s.n. Los Angeles Near north Baldy Peak. Comment
  RSA499111  Chamaesyce albomarginata L. C. Wheeler 1936-7-7 4214 Los Angeles Coast highway 2.5 mi. E Dekker Ranch road, South side Santa Monica Mts. 6 Comment
  RSA616725  Chamaesyce albomarginata L. C. Wheeler 1966-8-20 8817 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. 1645 Comment
  POM2856  Chamaesyce melanadenia D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora foothills Comment
  RSA569537  Chamaesyce polycarpa var. polycarpa Mark Morris 1929-3-11 s.n Los Angeles Griffith Park - Los Angeles. Comment
  RSA598995  Chamaesyce prostrata L. C. Wheeler 1951-3-30 6843 Los Angeles Altadena. Southwest corner of Mariposa St. and Lake Ave. Comment
  CDA20740  Chamaesyce serpens M. O'Brien 2006-5-18 s.n. Los Angeles Malibu Bluffs; above the intersection of Pacific Coast Hwy. and Malibu Rd. Comment
  RSA611074  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  RSA616071  Cheilanthes covillei Scott D. White 1997-1-14 6045 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA732920  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.7 west of junction of Fish Fork Trail on West Dawson Peak Ridge. Comment
  RSA685708  Cheilanthes covillei Albert J. Perkins 1920-3-6 s.n. Los Angeles San Gabriel Moutains, Trail to Opido Camp Comment
  RSA522951  Chenopodium album T. S. Ross, Orlando Mistretta 1990-10-26 3314 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  CHSC114468  Chenopodium album R. F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa AnaBotanic Garden 366 Comment
  SEINET4152005  Chenopodium album J. Barber 1898-7-17 s.n. Los Angeles Santa Monica Forestry Station Comment
  UCR281160  Chenopodium berlandieri R. G. Swinney 2014-6-5 16713 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA640297  Chenopodium californicum L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1219 Comment
  SEINET3860071  Chenopodium californicum R. G. Swinney 2009-4-2 10250 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.; 0 1223 Comment
  LA50750  Chenopodium californicum A. H. Lange; 1951-5-17 Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA720608  Chenopodium fremontii R. G. Swinney 1997-7-17 5721 Los Angeles 0.5 mi. N of smiit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  RSA478528  Chenopodium multifidum F. R. Fosberg 1930-6-30 S 3054 Los Angeles Del Rey. 10 Comment
  POM294056  Chenopodium murale Lyman Benson 1945-10-9 11887 Los Angeles Claremont. 351 Comment
  UCR231386  Chenopodium murale Dan S. Cooper 2011-10-6 1011- 121 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  RSA0038319  Chenopodium murale David Charlton 1991-7-30 5540 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd., north of Jct. with Soledad Canyon Rd. 487 Comment
  RSA423250  Chenopodium strictum var. glaucophyllum Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  RSA0120028  Chlorogalum pomeridianum R. G. Swinney 2014-5-21 16609 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  JEPS57638  Chorizanthe parryi var. fernandina Alice M. Ottley 1920-5-3 577 Los Angeles Little Tujunga Wash 335 Comment
  SD125896  Chorizanthe parryi var. parryi L. F. LaPre, T. Mulroy 1986-4-7 Los Angeles Near junction of Foothill Blvd anf Irindale Ave., City of Irwindale, isolated floodplain between gravel pit and San Gabriel River Channel 550 Comment
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  POM2199  Chorizanthe staticoides L. R. Abrams 1901-4-3 1274 Los Angeles Santa Monica Mountains. Comment
  RSA678253  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  UC450090  Chorizanthe staticoides J. Burtt Davy May 9 1896-May 24 1896 2638 a Los Angeles Leonis Valley , Leonis Valley (Antelope Valley) Comment
  UCR177565  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA0087031  Chorizanthe xanti var. xanti R. G. Swinney 2010-6-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA600217  Chorizanthe xanti var. xanti Steve Boyd, Lauren Raz 1997-5-29 9902 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  UCR141042  Chrysolepis sempervirens June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  SEINET11860561  Chrysothamnus nauseosus subsp. albicaulis H. W. Graham 1927-9-9 9 /9/2012 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  CAS-BOT-BC162776  Chylismia claviformis subsp. claviformis Donald W. Kyhos 1964-3-1 64 -14 Los Angeles 4.1 miles east of junction of Highway 138 and Pearblossom Highway, on Pearblossom Highway Comment
  RSA0070649  Cirsium mohavense P. A. Munz 1929-5-19 11457 Los Angeles 3 miles south of Rosamond, W Mojave Desert. Comment
  OBI55020  Cirsium occidentale Steve Boyd, Lauren Raz 1997-3-25 9306 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E1/2 SW 1/4 sec 14 Comment
  UC894948  Cirsium occidentale var. californicum I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4755 Los Angeles Boquet Canyon 600 Comment
  RSA137530  Cirsium ochrocentrum George W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific RR right of way about 100 yards W of Water Street, Walnut. Comment
  CDA7421  Cirsium vulgare George Garrettson 1954-7-7 Los Angeles Puente Hills. 0 Comment
  CDA7423  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  RSA658412  Cirsium vulgare Erinn Wilson 1996-4-26 14 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  RSA570166  Cistanthe monandra Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4817 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  CAS-BOT-BC223893  Cistus incanus Tim Ross; Walter Appleby 1993-4-15 6821 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road 1011 Comment
  RSA0116828  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
  UCR146483  Cistus ladanifer Scott D. White 2004-7-27 10628 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  CAS-BOT-BC172435  Clarkia bottae Raymond J. Dobbs 1924-6-5 s.n. Los Angeles Switzer Comment
  CAS-BOT-BC172446  Clarkia bottae Parish 1900-4-15 9964 Los Angeles Old Wilson Trail Comment
  UC1122387  Clarkia bottae A. D. Gifford 1934-4-25 164 Los Angeles 2 mi s Vejor; Triunfo Pass Quadrangle Comment
  CSUSB226  Clarkia dudleyana Art Whistler 1966-5-1 Los Angeles Roadside near intersection of Mulholland Drive and Valley Circle Blvd.; San Fernando Valley. Comment
  POM246438  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Avalon Canyon, Santa Catalina Island. 140 Comment
  RSA567171  Clarkia heterandra Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UCR153560  Clarkia purpurea A. C. Sanders 2005-5-11 30190 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
  LA45497  Clarkia purpurea subsp. quadrivulnera W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, Mulholland Hwy between Latigo and Decker roads 579 Comment
  POM153246  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-1 53 Los Angeles Evey s Canyon, near Claremont. 274 Comment
  RSA724755  Clarkia purpurea subsp. quadrivulnera K. Dobry 1991-5-22 d- 669 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UC1181827  Clarkia purpurea subsp. viminea H. Lewis and M. Lewis 1946-7-14 29 Los Angeles on corner of Sepulveda Blvd. and North Sepulveda Way; Santa Monica Mts. Comment
  RSA448591  Clarkia unguiculata M. Bisbee 1917-5-27 s.n. Los Angeles Roadside, Verdugo Canyon Comment
  SD253504  Clarkia xantiana R. G. Swinney 2011-5-31 14922 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  RSA599657  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-5-1 9675 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
  RSA775863  Claytonia exigua subsp. exigua Orlando Mistretta, Christine Mistretta 2010-5-26 5197 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  CATA2016  Claytonia parviflora subsp. parviflora Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 523 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  RSA0080468  Claytonia peirsonii subsp. peirsonii Orlando Mistretta 1987-5-5 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; northwest facing bowl below ridge 0.5 north of Telegraph Peak. 2560 Comment
  NY42951  Claytonia perfoliata J. B. Walker 1995-3-30 1302 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  UCR185604  Claytonia perfoliata A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA597769  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9181 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  LA52245  Clematis lasiantha E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCD95613  Clematis lasiantha John Ingrum 1997-3-6 017 Los Angeles Santa Monica Mountains, off Kanan Road, on the Backbone trail, 60m from the trail head into Newton Canyon. Comment
  RSA595416  Clematis ligusticifolia Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2355 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  RSA702214  Clematis ligusticifolia Scott D. White 2004-8-20 10739 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA84458  Clematis ligusticifolia F. W. Peirson 1925-9-4 8182 Los Angeles At point slightly below foot of steep grade, Bouquet Canyon, northwest part of San Gabriel Mts. Comment
  UC9089  Clematis ligusticifolia unknown Dec 1861 34 Los Angeles Los Angeles Comment
  JEPS4641  Collinsia heterophylla F. W. Peirson 1918-6-1 192 Los Angeles Eaton Canyon; San Gabriel Mtns 914 Comment
  LA52024  Collinsia heterophylla Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA482001  Collinsia heterophylla Richard Noyes 1988-5-12 5562 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  RSA802447  Collinsia heterophylla Orlando Mistretta, Jamie Reese 2011-7-28 6007 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  UCR147612  Colutea arborescens Naomi Fraga, B. Hogshead 2004-4-23 1101 Los Angeles Transverse Ranges; San Gabriel Mountains, along the lower part of Josephine Peak Road near its intersection with Angeles Forest Hwy 1098 Comment
  UCR62075  Conium maculatum S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  CATA1544  Constancea nevinii Mark L. Hoefs, Steven A. Junak 1997-6-4 2772 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  SBBG131133  Convolvulus arvensis S. A. Junak 1999-5-21 SCa 970 Los Angeles E side of KBRT Valley, E of radio antennas 457 Comment
  SBBG78866  Convolvulus arvensis F. R. Fosberg 1931-5-2 4745 Los Angeles Middle Ranch Dam, Middle Ranch Cyn 200 Comment
  RSA394797  Convolvulus arvensis A. G. Goodwin 1940-05 s.n. Los Angeles Compton Comment
  CAS-BOT-BC285952  Conyza bonariensis Geo. B. Grant 1906-8-7 s.n. Los Angeles Pasadena Comment
  UC31432  Conyza canadensis Dr. Vogt 1897-1-1 14 Los Angeles Antelope Valley Comment
  CAS-BOT-BC286123  Conyza canadensis Ernest C. Twisselmann 1970-9-8 17481 Los Angeles Mojave Desert. Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  RSA587489  Conyza canadensis Orlando Mistretta 1994-9-13 1478 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1159 Comment
  POM48111  Cordylanthus rigidus subsp. setiger I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1067 Comment
  RSA0033683  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5435 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA688845  Coreopsis bigelovii Scott D. White, Michael Honer 2003-6-18 9555 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  POM31826  Coreopsis californica Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA549597  Coreopsis californica Timothy S. Ross 1992-4-4 071 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  LA88346  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 A Los Angeles Santa Monica Mountains, between Zuma and Trancas Canyons 9 Comment
  CAS-BOT-BC105651  Corethrogyne filaginifolia F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San gabriel Mts. 914 Comment
  CAS-BOT-BC105699  Corethrogyne filaginifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Wilson's Peak near Los Angeles Comment
  CAS-BOT-BC105750  Corethrogyne filaginifolia Le Roy Abrams 1899-4-1 207 Los Angeles Cienega Comment
  POM356141  Corethrogyne filaginifolia Wm Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCR261323  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  POM50131  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1901-8-15 2177 Los Angeles Ballona Harbor. Comment
  RSA653856  Corethrogyne filaginifolia var. filaginifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 804 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
  RSA93349  Corethrogyne filaginifolia var. filaginifolia Raymond J. Dobbs 1924-7-8 5400 Los Angeles San Gabriel Mountains: N of Pasadena, trail 2.7 miles below Switzer's Camp. 731 Comment
  UC485345  Cotula australis C. F. Millspaugh 1920-3-8 4729 Los Angeles Avalon, Catalina Island Comment
  CATA1343  Crassula aquatica Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2447 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  SBBG12024  Crassula connata P. H. Raven 1962-4-10 17208 Los Angeles summit of Thirst 579 Comment
  UCR186935  Crassula connata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32076 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA251477  Crassula connata var. erectoides R. F. Thorne 1973-4-11 42800 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA729880  Crepis acuminata subsp. acuminata R. G. Swinney 1998-9-7 6927 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  SBBG58130  Cressa truxillensis unknown 1928-8-26 Los Angeles S of Moor Park Comment
  RSA155909  Cressa truxillensis var. vallicola P. H. Raven 1962-5-22 17838 Los Angeles Santa Catalina Island, slope E of Little Harbor 46 Comment
  RSA397736  Crossosoma californicum E. T. Terry 1917-03 s.n. Los Angeles Catalina Island Comment
  RSA397741  Crossosoma californicum F. R. Fosberg 1931-5-21 S 4939 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  UCR270523  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  SBBG122019  Crypsis vaginiflora A. Parikh, N. Gale 2003-6-13 758 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vasquez Cyn Rd; SE Liebre Mtns 645 Comment
  SBBG131587  Cryptantha S. A. Junak 2000-4-15 SCa 1224 Los Angeles E of Lone Tree, just inland from S-facing bluff top 408 Comment
  UCR260892  Cryptantha A. C. Sanders 2008-4-10 34817 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
  UCR263057  Cryptantha circumscissa Mitch Provance 2008-4-14 408- 10 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
  UCR271051  Cryptantha circumscissa R. G. Swinney 2011-6-6 15010 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UC78567  Cryptantha clevelandii LeRoy Abrams 1903-3-14 3139 Los Angeles near Malaga Cove (San Pedro hills); San Pedro Hills Comment
  RSA0031376  Cryptantha clevelandii Robert F. Thorne, M. Z. Thorne 1966-5-31 36417 Los Angeles Santa Catalina Island: Fern Canyon, W of Orizaba Mountains. 229 Comment
  RSA660085  Cryptantha echinella Orlando Mistretta 1992-5-25 432 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  JEPS18520  Cryptantha intermedia Rimo Bacigalupi 1957-5-12 5878 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon (on so-called Malibu Burn)); Santa Monica Mts. 274 Comment
  RSA578301  Cryptantha intermedia T. S. Ross, Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 873 Comment
  SD139320  Cryptantha intermedia Jon Rebman 1996-4-26 3099 Los Angeles San Clemente Island; Knob Canyon on southeast side of island 199 Comment
  RSA159350  Cryptantha intermedia P. H. Raven 1962-4-10 17201 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA533979  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5172 Los Angeles San Clemente Island: SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ). 491 Comment
  UC78533  Cryptantha intermedia Rev. J. C. Nevin Los Angeles San Fernando Mts. Comment
  RSA0076121  Cryptantha intermedia var. johnstonii R. F. Thorne, C. W. Tilforth 1971-6-17 39967 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA229158  Cryptantha micrantha R. F. Thorne, C. W. Tilforth, John Dourle 1969-7-29 38841 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  UCR177573  Cryptantha micrantha subsp. micrantha LeRoy Gross 2005-5-3 2208 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  SD133159  Cryptantha micrantha var. micrantha E. La Rue, R. Montijo 2-4 Apr 1991 91 14 Los Angeles Paldale: south of Avenue M & E of Sierra Highway, north of Air Force Plant 790 Comment
  UC2026431  Cryptantha micromeres Louis C. Wheeler 1975-6-8 s.n. Los Angeles SAN GABRIEL MOUNTAINS: ca. 1 mile E of mouth of little Tujunga Canyon. Comment
  RSA726184  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley: Castaic Junction, Newhall, SW of the junction of SR 126 and US5, N of the Santa Clara River 305 Comment
  SEINET13203248 Image available Cryptantha microstachys R. G. Swinney 2011-1 14602 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  CHSC95707  Cryptantha muricata LeRoy Gross 2005-4-28 2161 b Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA702371  Cryptantha muricata Scott D. White, Pam De Vries 2004-5-18 10419 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
  RSA0094561  Cryptantha muricata var. denticulata Richard G. Swinney 2011-6-6 15011 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0079397  Cryptantha muricata var. jonesii T. S. Ross 1992-7-10 6636 Los Angeles San Gabriel Mountains: Big Tujunga Canyon, 310 m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch 963 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
  RSA0079276  Cryptantha muricata var. muricata Steve Boyd 1988-4-28 2245 Los Angeles West end of San gabriel Mtns, Sand Canyon E of Saugus. In small side canyon. 640 Comment
  UC61112  Cryptantha nevadensis J. Burtt Davy May 9 1896-May 24 1896 2291 Los Angeles Palmdale to Little Rock; Antelope Valley Comment
  RSA229033  Cryptantha nevadensis var. rigida R. F. Thorne 1971-6-30 40787 Los Angeles Along open sandy flats along dessicated branch of S Fork of Little Rock creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  RSA777211  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2010-5-19 5128 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR184200  Cryptantha oxygona A. C. Sanders 2007-4-19 33450 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA756956  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-14 2455 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. 1240 Comment
  HSC104244  Cryptantha pterocarya R. G. Swinney 2009-4-24 10436 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0078832  Cryptantha pterocarya var. pterocarya David Charlton 1991-5-21 5234 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Rolling steel ridges formed by San Andreas fault. 1037 Comment
  RSA233518  Cryptantha similis R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42108 Los Angeles 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  SBBG63580  Cryptantha similis R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  UC146460  Cryptantha simulans LeRoy Abrams 1903-6-30 2578 Los Angeles Mt. Wilson Comment
  UCR45030  Cucurbita foetidissima A. C. Sanders 1986-7-30 6805 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
  RSA0091496  Cuscuta R. G. Swinney 2010-3-13 11892 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SEINET905828 Image available Cuscuta Louis C. Wheeler 1946-1 6226 Los Angeles 1 mile N. of Covina Comment
  CAS-BOT-BC224490  Cuscuta californica Louis C. Wheeler 1973-2-3 s.n. Los Angeles Venice Comment
  RSA786895  Cuscuta californica Doris Bowers 1957-3-10 739 Los Angeles Rocky Point, LaVerne. 335 Comment
  CHSC98638  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles In alfalfa, N side Avenue K, E of 30th St, Lancaster. Comment
  RSA0087306  Cylindropuntia californica var. parkeri R. G. Swinney 2010-4-1 12170 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash. 331 Comment
  RSA600208  Cynodon dactylon Steve Boyd, Lauren Raz 1997-5-28 9894 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SBBG13799  Cynodon dactylon M. A. Piehl 1962-10-3 62498 Los Angeles main rd above Goat Harbor Comment
  SEINET7581556 Image available Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains, west fork San Gabriel River, 1/2-3/4 mile W of Bear Creek. 518 Comment
  CATA1801  Cyperus eragrostis Benjamin E. Carter 2012-8-23 6985 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  UC1595245  Cyperus eragrostis Tim Ross and Peter Fritsch 1990-6-20 3585 Los Angeles mouth of Burro Canyon (near confluence of E. and W. Forks of San Gabriel R.); San Gabriel Mts. 445 Comment
  UC837687  Cyperus esculentus Louis C. Wheeler 1932-8-9 1127 Los Angeles 2 mi. s.w. Azusa 106 Comment
  RSA657226  Cyperus odoratus Patricia Kouo 1994-4-27 944171 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  SD234946  Cytisus striatus R. E. Jr. Riefner 2006-6-12 06 239 Los Angeles Transverse Range: east of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi mest of La Tuna Canyon Rd. intersection. 474 Comment
  RSA229724  Datisca glomerata R. F. Thorne 1969-7-2 38216 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  POM3172  Datisca glomerata A. J. Cook s.n. Los Angeles Coals Canyon 396 Comment
  RSA228868  Datura wrightii Robert F. Thorne 1971-6-26 40638 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA421890  Datura wrightii E. Fitzgerald 1930-5-8 s.n. Los Angeles Sandy wash, Sunland Comment
  UCR143436  Daucus pusillus M. B. Dunkle 1939-4-2 7206 Los Angeles Channel Islands, Southeast corner/point of San Clemente Island [=Pyramid Point/Head] 61 Comment
  CAS-BOT-BC130944  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-3 300 Los Angeles Santa Barbara Island Comment
  SD40763  Deinandra clementina Carl B. Wolf 1932-10-3 4217 Los Angeles Santa Catalina Island; at site of Tent City', pEBBLY bEACH. Comment
  SD53046  Deinandra clementina Peter H. Raven 1962-5-23 17856 Los Angeles Santa Catalina Island; ocean bluffs at east side of Avalon Bay. Comment
  UC1375366  Deinandra clementina C. Davidson 1971-5-7 1522 Los Angeles Catalina Is. Isthmus Cataline Harbor Catalina Is. Isthmus Comment
  CAS-BOT-BC299283  Deinandra fasciculata Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  SBBG44979  Deinandra kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd at Eaton Wash, Pasadena 213 Comment
  RSA394503  Delphinium cardinale Geo. L. Moxley 1915-7-4 363 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA0005316  Delphinium kinkiense R. M. Beauchamp 1967-3-18 290 Los Angeles San Clemente Island: canyon north of Nanny. 244 Comment
  CAS-BOT-BC7968  Delphinium parishii subsp. parishii Hermann Edward Hasse 1893-5-31 s.n. Los Angeles near Acton Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  RSA229025  Delphinium parishii subsp. parishii Robert F. Thorne, C. W. Tilforth 1971-6-30 40805 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA199195  Delphinium parryi Robert F. Thorne, D. Propst 1968-5-27 37645 Los Angeles Santa Catalina Islands. Upper Middle Ranch Canyon. 244 Comment
  RSA398723  Delphinium parryi Geo. L. Moxley 1913-6-15 1783 Los Angeles Poppy Peak, Annandale. Comment
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Nov 12 2009
  RSA398735  Delphinium parryi subsp. parryi Bonnie C. Templeton 1947-5-21 6252 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA715344  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Western Transverse Range: Newhall Ranch, River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon. 351 Comment
  CAS-BOT-BC116387  Delphinium patens subsp. montanum Steve Boyd; Lauren Raz 1997-5-20 9798 Los Angeles Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill 1584 Comment
  RSA0092163  Delphinium patens subsp. montanum R. G. Swinney 2011-5-26 14846 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. 1061 Comment
  UC57598  Dendromecon rigida J. H. Barber 1898-8-4 Los Angeles Topango Comment
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May 22 2014
  SEINET3507535 Image available Dentaria californica C. Francis Shutts 1949-3-13 19 Los Angeles San Dimas Canyon. San Gabriel Mt. Range. Comment
  UCR126546  Descurainia obtusa subsp. adenophora Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  RSA595110  Descurainia pinnata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8584 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UCD114764  Descurainia pinnata John R. Swanson 1963-4-30 746 Los Angeles Santa Monica Mountains, Las Virgenes Road, Tapia Park. Comment
  POM369412  Descurainia pinnata subsp. menziesii M. B. Dunkle 1929-4-7 2092 Los Angeles White s Landing, Santa Catalina Island. Comment
  CAS-BOT-BC43426  Descurainia sophia Barbara T. Keller 1974-4-28 1237 Los Angeles Mojave Desert. Just west of the town of Littlerock. Comment
  UCR201830  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  UC843601  Dichelostemma capitatum C. F. Baker 1904-4-22 4764 Los Angeles Monrovia Comment
  UCR277062  Dichelostemma capitatum R. G. Swinney 2011-6-7 15077 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  SD234442  Dichelostemma capitatum subsp. capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26117 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  RSA0019268  Dimorphotheca ecklonis Scott D. White 1997-3-12 4738 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SBBG6974  Diplacus constrictus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  SBBG15557  Diplacus fremontii W. G. Webb -Apr-1935 Los Angeles adjacent to Sunland Comment
  CAS-BOT-BC153182  Diplacus johnstonii W. R. Dudley; F. H. Lamb 1896-6-7 4359 Los Angeles Kings [Canon] Canyon, Liebre Mountains Comment
  RSA164871  Diplotaxis tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-29 987 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC195613  Distichlis spicata Roxana S. Ferris 1918-6-12 894 Los Angeles Between Oban and Lancaster Comment
  RSA641077  Dodecatheon redolens Orlando Mistretta 1995-7-12 1925 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2317 Comment
  RSA529912  Drymocallis glandulosa Tim S. Ross 1991-8-16 5813 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  POM175375  Drymocallis glandulosa var. reflexa West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  CAS-BOT-BC67948  Dryopteris arguta Marcus E. Jones 1882-11-28 3032 Los Angeles Pasadena Comment
  LA1775  Dryopteris arguta Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA1776  Dryopteris arguta M. E. Jones; 1928-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  RSA650215  Dryopteris arguta G. S. Eleiott 1949-5-4 s.n. Los Angeles San Dimas Canyon. 457 Comment
  SD69632  Dryopteris arguta Robert F. Thorne, P. Everett 1965-5-12 34607 Los Angeles Santa Catalina Island, Bulrush Canyon 245 Comment
  UCR276755  Dryopteris arguta R. G. Swinney 2010-8-11 13486 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  POM18217  Dryopteris arguta P. A. Munz 1923-4-10 6706 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  SJSU10520  Duchesnea indica var. indica A. L. Horton 1961-5-14 Los Angeles residence, Eagle Rock, Los Angeles Comment
  CAS-BOT-BC428122  Dudleya cymosa subsp. cymosa L. R. Abrams 1901-7-1 1903 Los Angeles Wilson's Peak Comment
  UCD101904  Dudleya cymosa subsp. marcescens Daryl Koutnik 1978-6-25 s.n. Los Angeles one mile south of Seminole Hot Springs. 335 Comment
  LA47619  Dudleya cymosa subsp. ovatifolia Henry J. Thompson; 1960-6-7 3078 Los Angeles Santa Monica Mountains, 0.4 mi. S of Cornell junction and highway 101 (near Agoura) 304 Comment
  UCR124644  Dudleya densiflora B. C. Templeton, I. W. Clokey 1936-5-18 5660 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  CAS-BOT-BC411393  Dudleya lanceolata John Thomas Howell 1928-5-4 3771 A Los Angeles near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  LA210016  Dudleya lanceolata Joan Malloy; 1952-6-10 Los Angeles Santa Monica Mountains, Crater Camp Comment
  RSA226009  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1971-6-29 40698 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA83324  Dudleya lanceolata F. W. Peirson s.n. Los Angeles Altadena. Comment
  UC933287  Dudleya lanceolata Reid Moran 1946-5-30 2065 Los Angeles 2 mi above Coldbrook Guard Station (Soldier Canyon) 1158 Comment
  RSA188921  Dudleya virens subsp. insularis R. F. Thorne 1965-6-23 34930 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  UCR127379  Echinochloa colona A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25550 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  CAS-BOT-BC197259  Echinochloa muricata var. microstachya F. H. Bosbyshell 1961-8-22 LASCA- 462 Los Angeles Pasadena Comment
  UCR156109  Elatine A. C. Sanders 2005-5-5 29886 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR223465  Eleocharis R. G. Swinney 2009-5-28 10924 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 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
  SEINET7586930 Image available Eleocharis parishii Steve Boyd, Mike Wall 1996-5-16 8788 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluences with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  CDA38980  Eleocharis radicans V. Daniels 1967-3-24 s.n. Los Angeles Pasadena; Fair Oaks Gardens, 939 Fair Oaks Ave. 0 Comment
  RSA9691  Eleocharis radicans L. C. Wheeler 1931-9-13 145 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  POM352507  Elymus Geo. L. Moxley, Grinnell 1916-6-16 496 Los Angeles Santa Susana Mountains. Comment
  RSA0102543  Elymus elymoides Richard G. Swinney 2011-6-7 15100 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA645704  Elymus elymoides A. C. Sanders, E. J. Lott 1993-5-6 13956 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  CDA31713  Elymus elymoides subsp. elymoides R. P. Allen 1959-4-27 Los Angeles Ave 150 & A-8. 0 Comment
  RSA91968  Elymus elymoides subsp. elymoides F. W. Peirson 1920-9-15 5370 Los Angeles Along ridge west of summit of Mt. San Antonio, San Gabriel Mountains. 2896 Comment
  UCR210213  Elymus glaucus R. G. Swinney 2008-9-10 9420 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC206748  Elymus glaucus subsp. glaucus G. B. Grant 1902-6-10 5109 Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC206762  Elymus glaucus subsp. glaucus Timothy S. Ross; Steve Boyd 1994-6-23 8028 Los Angeles Sawmill Mountain, 5514 ft. summit and immediately adjacent slopes. 1680 Comment
  UCR271842  Elymus trachycaulus R. G. Swinney 2011-6-23 15283 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SD69725  Elymus triticoides Robert F. Thorne 1966-5-31 36448 Los Angeles Santa Catalina Island: salina behind Little Harbor on beach 4 Comment
  UC1583152  Elytrigia intermedia subsp. intermedia Tim Ross and Steve Boyd 1990-5-14 2471 Los Angeles Yerba Buena Ridge Angeles National Forest, San Gabriel Mountains, Tujanga Rang 1127 Comment
  RSA0056302  Emmenanthe penduliflora James R. Shevock 1971-4-25 1021 Los Angeles Tapia Co. Park. 304 Comment
  SBBG119226  Emmenanthe penduliflora var. penduliflora A. C. Sanders, T. B. Salvato 2005-4-26 29697 Los Angeles Plum Cyn Rd in Mint Cyn, NW of Forest Park and S of Cruzan Mesa 595 Comment
  CAS-BOT-BC131212  Encelia californica L. R. A. 1899-3-1 366 Los Angeles Ballona Harbor Comment
  SD21271  Encelia californica Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 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
  NY73772  Ephedra nevadensis T. S. Ross 1992-4-4 6104 Los Angeles San gabriel Mountains: Big Rock Creek: ca. 0.25 mile south of Big Pines Highway, on alluvial bench between the stream and Bog Rock Creekl Road. Valyermo USGS 7.5' Quad 1207.0 Comment
  RSA384596  Ephedra nevadensis Ora M. Clark 1929-3-2 1906 Los Angeles Desert plains. w. Landcaster, Calif. Comment
  UC511257  Ephedra nevadensis Lyman Benson 1952-3-25 3149 Los Angeles grade above Valyermo (San Gabriel Mt. Range, mountain slope); San Gabriel Mt. Range, Mojave Desert Watershed 1127 Comment
  RSA748909  Ephedra viridis R. G. Swinney 2008-5-2 8735 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR190427  Ephedra viridis R. G. Swinney 2001-4-18 7911 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA0094178  Epilobium canum subsp. canum R. G. Swinney 2011-11-3 15998 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  RSA0098170  Epilobium canum subsp. canum R. G. Swinney 2011-8-5 15603 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
  SBBG5135  Epilobium canum subsp. canum R. Moran 1942-10-27 1438 Los Angeles ravine near top of Santa Susana Grade Comment
  SBBG60100  Epilobium canum subsp. canum M. N. Ackley -Sep-1925 748 Los Angeles Ave 40, Eagle Rock 152 Comment
  RSA588511  Epilobium canum subsp. latifolium Russell Smith 1927-8-16 s.n. Los Angeles Vincent Gulch, E. Angeles National Forest. Comment
  RSA733762  Epilobium canum subsp. latifolium R. G. Swinney 2000-6-19 7824 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCR277130  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-23 13886 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA588474  Epilobium ciliatum subsp. ciliatum H. L. Bauer 1933-8-1 s.n. Los Angeles Santa Monica Mountains; Roadside in lower Latigo Canyon. Comment
  RSA652778  Epilobium ciliatum subsp. ciliatum Monica Acosta 1998-5-25 37 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  SEINET6637204 Image available Epilobium ciliatum subsp. ciliatum Joseph Andorfer Ewan, A. N. Dunn 1933-1 7820 Los Angeles San Gabriel Mountains; Colby's Ranch; Coldwater Canyon 1143 Comment
  RSA247918  Epilobium ciliatum subsp. glandulosum Joseph A. Ewan 1936-7-22 9799 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA229007  Epilobium densiflorum Robert F. Thorne, C. W. Tilforth 1971-6-30 40821 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  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
  RSA381691  Epipactis gigantea George Henry Grinnell 1925-5-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR189892  Equisetum laevigatum R. G. Swinney 1998-7-21 6462 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground 2049 Comment
  UCR194593  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  RSA684701  Equisetum laevigatum Anonymous 9244 Los Angeles [no locality information provided] Comment
  SEINET6039772  Equisetum laevigatum Unknown 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. Comment
  UCR210069  Eragrostis A. C. Sanders 2009-11-6 37214 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC204584  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W). Mandeville Canyon just north of Sunset Boulevard 167 Comment
  RSA421554  Eremocarpus setiger G. R. Johnstone 1929-7-30 14893 Los Angeles Alhambra, Comment
  CHSC5091  Eriastrum densifolium subsp. austromontanum M. MacArthur 1967-7-16 76 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Near path. 1524 Comment
  RSA0042342  Eriastrum densifolium subsp. austromontanum Pam De Vries 2013-5-17 7857 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 Rd. 1059 Comment
  UCR271188  Eriastrum densifolium subsp. densifolium R. G. Swinney 2011-7-8 15513 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  OBI34040  Eriastrum densifolium subsp. elongatum Mark Schneider s.n. Los Angeles Tujunga Wash 457 Comment
  RSA0120737  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  UCR192816  Eriastrum sapphirinum Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  UCR222982  Eriastrum sapphirinum R. G. Swinney 2009-5-13 10771 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UC23877 Image available Eriastrum sapphirinum H. M. Hall 1895-8-14 237 Los Angeles desert side San Antonio Mountains 2133 Comment
  UC909058  Eriastrum sapphirinum Herbert L. Mason 1948-6-15 3787 Los Angeles cirque slide s Baldy; San Antonio Wash 2194 Comment
  RSA0122086  Eriastrum sapphirinum subsp. brevibracteatum Thos. Craig 1933-10-9 2022 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  RSA0122864  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2008-6-4 8939 Los Angeles San Gabriel Mtns: Devils Punchbowl Co. Park, 0.2 mile north of park headquarters/nature center. 1430 Comment
  RSA0110984  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, Dick Tilforth 1978-6-21 52326 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA0117758  Eriastrum sapphirinum subsp. dasyanthum Sarah J. J. De Groot, Linda Lee Worlow 2005-5-26 5013 Los Angeles Claremont: vacant lot on northwest corner of Foothill Blvd and Monte Vista Ave. Bajada of the San Gabriel Mountains. 398 Comment
  SD241916  Eriastrum sapphirinum subsp. dasyanthum Mark A. Elvin 2003-5-1 2495 Los Angeles Santa Clarita Valley: Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 (Newhall 7.5'Q) 395 Comment
  CAS-BOT-BC514986  Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 1/2 mi NE of San Dimas County Park 350 Comment
  RSA0121276  Eriastrum sapphirinum subsp. dasyanthum Jim Reutzel 1994-5-29 70 Los Angeles Only at higher elevations in open, disturbed areas. North of the reservoir, up the hill, near the fence. Hills behind Cal Poly Pomona University Health Center. Comment
  SEINET14611560  Eriastrum virgatum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N of Claremont. 411 Comment
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May 5 2021
  HSC5741  Ericameria cooperi C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Hi Vista on 200th St. 701 Comment
  CAS-BOT-BC131684  Ericameria cooperi var. cooperi Ralph Hoffmann 1932-4-26 s.n. Los Angeles Mint Canyon n. of Solamint Comment
  SD82874  Ericameria cooperi var. cooperi Robert F. Thorne, C. W. Tilforth 1971-6-29 40672 Los Angeles San Gabriel Mountains.; north slope of mountains;.5 miles west of Soledad near mouth of Kentucky Springs Canyon. 945 Comment
  SFV4842  Ericameria cooperi var. cooperi F. L. McPherson 1959-4-21 s. n. Los Angeles Mojave Desert West of Palmdale. Southwest corner of North and 25th. 823 Comment
  POM359337  Ericameria cuneata var. cuneata Fordyce Grinnell Jr. 1916-9-20 3481 Los Angeles Mt. Waterman, San Gabriel Mts. Comment
  JEPS30528  Ericameria ericoides Henry J. Thompson 1958-10-23 1819 Los Angeles on top of the ocean bluffs Point Dume; Santa Monica Mountains, Point Dume 30 Comment
  POM359351  Ericameria ericoides var. ericoides Anstruther Davidson 1894-09 s.n. Los Angeles Redondo Comment
  RSA639573  Ericameria linearifolia L. C. Wheeler 1967-5-23 9683 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  SD90388  Ericameria linearifolia Robert F. Thorne, C. W. Tilforth 1973-4-20 42987 Los Angeles San Gabriel Mountains; 1 mile north of Bob's Gap, 3.2 miles south of Llano. 1145 Comment
  SEINET4560563  Ericameria nauseosa R. G. Swinney 2009-1 11600 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr. Canyon, N. of Mt Emma Rd. 908 Comment
  UC284765  Ericameria nauseosa var. bernardina P. A. Munz 1923-8-31 7698 Los Angeles San Antonio Mts., Mescal Creek 1950 Comment
  UC203112  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10583 Los Angeles 6 mi w Lancaster Comment
  RSA748464  Ericameria nauseosa var. oreophila R. G. Swinney 2001-8-27 8097 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
  UCR162780  Ericameria palmeri J. R. Ekhoff 1999-9-28 s.n. Los Angeles South Coast, Long Beach 30 Comment
  UC1483335  Ericameria palmeri var. pachylepis Robert F. Thorne, D. Propst, and H. Hoefs 1974-9-12 45114 Los Angeles near Empire Landing; Santa Catalina Island 45 Comment
  RSA16815  Ericameria parishii C. B. Wolf 1931-10-20 2296 Los Angeles Just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  CAS-BOT-BC131652  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles New road bank San Antonio Canyon, San Gabriel Mts. 1219 Comment
  RSA584769  Ericameria parishii var. parishii Timothy S. Ross 1992-7-17 6732 Los Angeles Ridge between Condor Peak Saddle and Fox (trinagulation point, 5033-ft.) in first saddle NNW from Fox 1402 Comment
  RSA90915  Ericameria parishii var. parishii F. W. Peirson 1922-9-14 8216 Los Angeles Along trail up the east bank of San Antonio Canyon, San Gabriel Mts., on Los Angeles-San Bernardino County line 991 Comment
  RSA2000  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA748457  Erigeron foliosus R. G. Swinney 2001-8-18 8063 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  UCR194267  Erigeron foliosus R. G. Swinney 1998-8-6 6678 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCSB6498  Erigeron foliosus Kamb, Peter 1948-7-13 Los Angeles Big Tujunga Canyon at Wildwood, San Gabriel Mts. 548 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
  UC1929729  Erigeron foliosus var. foliosus Scott D. White, Justin Wood 2008-5-8 11945 Los Angeles Puente / Chino Hills: SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights. Comment
  LA99374  Eriodictyon crassifolium E. R. Hobbs; 1978-4-23 78- 173 Los Angeles San Gabriel Mountains, Sand Canyon, Santa Clara River Valley, W part of range Comment
  UCR78157  Eriodictyon crassifolium Wandalee Thompson 1964-6-16 53 Los Angeles San Gabriel Mtns., Liebre Mountains, near Swartz Ranch, Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  CAS-BOT-BC189161  Eriodictyon crassifolium var. nigrescens Le Roy Abrams; E. A. McGregor 1908-6-19 322 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC189186  Eriodictyon crassifolium var. nigrescens Ernest C. Twisselmann 1964-6-10 9622 Los Angeles Fork at head of Castaic Valley, Mount Pinos Region 1310 Comment
  RSA0061129  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6834 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR147714  Eriodictyon crassifolium var. nigrescens Steve Boyd, Amber Maurice 2004-5-18 11317 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  CAS-BOT-BC188952  Eriodictyon parryi I. M. Johnston 1917-7-1 1437 Los Angeles Head of Evey Canon [Canyon] 1371 Comment
  CAS-BOT-BC188087  Eriodictyon traskiae Lester Rowntree 1938-3-18 s.n. Los Angeles Catalina Comment
  CAS-BOT-BC188091  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mountain at start of road to White's Landing 411 Comment
  RSA141602  Eriodictyon traskiae Percy C. Everett 1960-9-28 24297 Los Angeles Catalina Island, N slope of Mt Black Jack, aong ridge road. 366 Comment
  JEPS22768  Eriodictyon trichocalyx Rimo Bacigalupi with Reino Alava 1958-7-20 6428 Los Angeles along Angeles Crest Highway (State Highway 2) along northwestern shoulder Mt. Islip (watershed of South Fork of Big Rock Creek, San Gabriel Mts.); Angeles National For, San Gabriel Mts., S Fk Big Rock Creek 2164 Comment
  RSA293454  Eriodictyon trichocalyx var. trichocalyx S. Carlquist 1981-5-3 15649 Los Angeles Lightning Ridge, Angeles Crest Highway east of Mt. Islip. 2073 Comment
  SD197874  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles Hills west of San Martinez Grande Canyon and north of CA Hjighway 126, Newhall Ranch. 366 Comment
  SBBG61860  Eriogonum baileyi R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR269582  Eriogonum baileyi R. G. Swinney 2011-6-29 15362 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA393093  Eriogonum baileyi var. baileyi L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert near mouth of Little Rock Creek. Comment
  UCD170176  Eriogonum brachyanthum R. G. Swinney 2009-5-6 10682 Los Angeles Transeverse Range; San Gabriel Mtns./ Western Mojave Desert: Carr Canyon at confluence with Little Rock Creek. 909 Comment
  SBBG61922  Eriogonum cinereum J. Ewan 1929-8-17 Los Angeles near sea, Trancas Cyn 7 Comment
  SD72736  Eriogonum cinereum F. R. Fosberg 1930-11-23 S 4204 Los Angeles Portugese Bend, hillside facing ocean 39 Comment
  RSA233507  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth 1972-6-29 42110 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  CAS-BOT-BC242774  Eriogonum davidsonii Le Roy Abrams 1901-7-1 1889 Los Angeles West Fork of San Gabriel Riv. Comment
  RSA0116167  Eriogonum davidsonii R. G. Swinney 2011-6-15 15210 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  CAS-BOT-BC242754  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-4 8328 Los Angeles Crest of Blue Ridge, San Gabriel Mt. 2438 Comment
  CAS-BOT-BC242782  Eriogonum davidsonii Robert J. Fortlage 1961-9-10 s.n. Los Angeles Big Pines, Angeles National Forest, San Gabriel Mts. 2072 Comment
  RSA594937  Eriogonum elongatum var. elongatum Steve Boyd, Lauren Raz 1996-10-8 9002 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  CDA12032  Eriogonum fasciculatum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. 1706 Comment
  CDA22588  Eriogonum fasciculatum A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  SDSU6546  Eriogonum fasciculatum H. Wedberg 1966-4-3 1210 Los Angeles Above Hill Dr. and Neal, i nEagle Rock. 457 Comment
  UCR259276  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-4 12513 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA393414  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-10-22 3427 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  RSA567779  Eriogonum fasciculatum var. foliolosum H. T. Beck 1992-1-31 1478 Los Angeles Whitewater Canyon, 6km N of I-10. Comment
  RSA596220  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Peter Fritsch 1990-6-11 3401 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UC1922370  Eriogonum fasciculatum var. polifolium Valerie Soza, Miriam Sidibeh 2003-3-26 1605 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 610 Comment
  RSA0127577  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-20 10114 Los Angeles Aliso Canyon. 1067 Comment
  UC161731  Eriogonum giganteum F. M. Reed 1909-7-2 2821 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  CAS-BOT-BC250302  Eriogonum giganteum var. giganteum Dr. H. E. Hasse 1888-7-15 s.n. Los Angeles Santa Catalina Island Comment
  UCR179709  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5123 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  SBBG125865  Eriogonum gracile var. gracile A. Parikh, N. Gale 2010-6-4 3257 Los Angeles Sierra Pelona, 2.9 km W of State Hwy 14, 1.2 km S of Avenue S; E Liebre Mtns 995 Comment
  SEINET7856448  Eriogonum gracile var. gracile M. A. Elvin 2003-8-13 2985 Los Angeles Santa Clarita Valley; Newhall Ranch, Santa Clara River at the mouth of Long Canyon. 274 Comment
  UCR126627  Eriogonum gracile var. gracile A. C. Sanders, Mark Elvin 2003-8-7 27173 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA620020  Eriogonum gracile var. gracile LeRoy Gross 1998-12-20 104 Los Angeles San Gabriels Mountains.: Henninger Flats. 915 Comment
  RSA656200  Eriogonum gracile var. gracile Joseph M. Keefe 1977-6-11 22188 Los Angeles Verdugo Mountains: Shoulder of Foothill Boulevard near Tujunga Wash, Sunland. Comment
  RSA659841  Eriogonum microtheca var. johnstonii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy, West Baldy Ridge. Comment
  UCR245427  Eriogonum microthecum Elizabeth A. Kempton, Eric Paul 2006-9-10 443 Los Angeles San Gabriel Mountains, [Angeles National Forest], along Hwy 2, at turnout 2041 Comment
  POM310383  Eriogonum nudum var. pauciflorum Margaret Hardinge 1946-10-14 185 Los Angeles San Antonio Canyon, San Gabriel Mountains; Pacific Drainage Area 1829 Comment
  RSA634222  Eriogonum nudum var. pauciflorum Robert F. Thorne 1969-7-9 38490 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Aug 20 2013
  CAS-BOT-BC258074  Eriogonum plumatella Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek, Mojave Desert Comment
  RSA574310  Eriogonum plumatella R. G. Swinney 1993-9-11 2648 Los Angeles Phelan, .6 mi NE of jct. of Sheep Creek Road and Hwy 138. 1341 Comment
  RSA424842A  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1616 Los Angeles Big Rock Creek, Lowell Mine. Comment
  UCSB33296  Eriogonum roseum Griesel, Wesley; Miller, B. 1963-7-2 Los Angeles Sawmill Campground Sawmill Mt 1676 Comment
  CAS-BOT-BC124196  Eriogonum umbellatum var. minus Ivan Murray Johnston 1917-8-22 1692 Los Angeles San Antonio Mountains. Baldy Summit. 3048 Comment
  RSA149743  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area State Hwy 2, San Gabriel Mtns. 2287 Comment
  RSA330820  Eriogonum umbellatum var. minus Wayne E. Sawyer 1981-7-24 108 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail, 0.7 mile west of Mt. Hawkins 2530 Comment
  SBBG64211  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA250520  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Dourley 1967-10-10 37329 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Jackson Lake. 1867 Comment
  RSA420591  Eriogonum wrightii var. subscaposum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5460 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  CAS-BOT-BC297927  Eriophyllum confertiflorum W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  POM214393  Eriophyllum confertiflorum L. C. Wheeler 1932-4-30 667 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
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May 1 2014
  POM357921  Eriophyllum confertiflorum F. R. Fosberg 1931-5-21 s 4961 Los Angeles Fourth of July Canyon, Santa Catalina Island. 10 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
  CAS-BOT-BC297928  Eriophyllum confertiflorum No date on label 181 Los Angeles Unspecified Comment
  CAS-BOT-BC308366  Eriophyllum nevinii unspecified 1902-8-6 5031 Los Angeles Avalon, Santa Catalina Isl. Comment
  SEINET7063087  Eriophyllum pringlei A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  RSA773534  Eriophyllum wallacei R. G. Swinney 2009-4-29 10576 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC296961  Eriophyllum wallacei James Henrickson 1965-4-22 1909 Los Angeles Mojave Desert; near Hy. 138, 2 miles north of county line: ca 20 miles SW of Victorville 1066 Comment
  RSA592135  Erodium cicutarium Louis C. Wheeler 1967-3-3 9170 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  UCR98219  Erodium moschatum B. G. Pitzer 1996-4-28 2734 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park 18 Comment
  SEINET12182171  Erodium moschatum Hamilton 1907-1 s.n. Los Angeles near Long Beach Comment
  RSA706427  Erysimum capitatum var. capitatum Tim Thibault, K. E. Olshewsky 2004-5-23 300 Los Angeles Mt. Waterman, along Hwy. 2 at fire road 2055 Comment
  UCSB2337  Erysimum capitatum var. capitatum Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 rd. mi. E. of rd. to Acton and 10 rd. mi. W. of Angeles Forest Hwy. 914 Comment
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Aug 25 2014
  RSA530265  Erysimum capitatum var. capitatum George R. Johnstone 1928-4-28 15038 Los Angeles Two mi. E. of Palmdale. Comment
  UC147070  Eschscholzia F. M. Reed 1909-7-4 2842 Los Angeles Pebbly Beach Rd opposite outfall sewer; Catalina Island 22 Comment
  RSA651299  Eschscholzia caespitosa Lori Ackerman, Gerald Braden 1988-5-20 35 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC855142  Eschscholzia caespitosa Ira W. Clokey, B. Templeton 1929-4-9 4473 Los Angeles Mandeville Canyon Santa Monica Mountains (ridge) 400 Comment
  SEINET6911600  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  RSA0091112  Eschscholzia californica R. G. Swinney 2011-4-28 14544 Los Angeles 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
  UCSB2172  Eschscholzia californica Decker, Helen 1946-4-14 Los Angeles Near Devil's Gate Dam, Pasadena 487 Comment
  RSA0089237  Eschscholzia minutiflora Steve D. Boyd, Gary D. Wallace 2011-4-14 12319 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
  CAS-BOT-BC83100  Eschscholzia minutiflora W. R. Ernst 1957-4-19 161 Los Angeles Along Highway 6, 2.9 miles north of junction with Angeles Crest Highway (2). Comment
  POM18237  Eschscholzia ramosa P. A. Munz 1923-4-11 6763 Los Angeles San Clemente Island, west coast below Hay Ranch Comment
  SD227851  Eucalyptus rudis Scott D. White 1997-5-7 5059 Los Angeles Big Tujunga Wash: Sunland-Tijunga area; alluvial fan below San Gabrial Mts. SW of I-210 Freeway, E of Hansen Dam and N of Wentworth St. USGS 7.5' Sunland quad. 86 Comment
  UC1211091  Eucrypta chrysanthemifolia Huron H. Smith 1912-5-31 5066 Los Angeles Santa Catalina Island, Pebble Beach Road Santa Catalina Island; , Pebble Beach Road 30 Comment
  UCR270535  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-7 12577 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  SBBG61347  Eulobus californicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  RSA646283  Eupatorium adenophorum Orlando Mistretta 1992-7-14 714 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA713744  Euphorbia albomarginata A. C. Sanders, Helen Kennedy 2005-4-13 29436 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR221445  Euphorbia albomarginata D. E. Bramlet, Mike Ahmer 2005-4-12 3791 B Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  UCD142545  Euphorbia albomarginata Robert F. Thorne; C. W. Tilforth 1971-6-17 39969 Los Angeles San Gabriel Mts.; Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters. Little Tujunga Creek. 457 Comment
  UCD142609  Euphorbia maculata Geoffrey Levin 1975-9-22 654 Los Angeles San Gabriel Mountains. Claremont, Pomona College, south of Crookshank Hall. 335 Comment
  SD251722  Euphorbia misera M. B. Dunkle 1939-4-7 7336 Los Angeles San Clemente Island, Pyramid Cove, edge of first terrace Comment
  UCR126240  Euphorbia peplus A. C. Sanders 2003-3-14 25765 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA433508B  Euphorbia spathulata M. B. Dunkle 1929-4-7 2109 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA0073223  Eurotia lanata Bonnie C. Templeton 1931-5-17 1205 Los Angeles West of Lancaster, Mohave Desert. Comment
  SEINET7063485  Festuca A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  SFV20865  Festuca arundinacea L. Gross, N. Fraga, S. Williams 2002-7-17 554 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  SBBG131676  Festuca microstachys S. A. Junak 1999-5-20 SCa 963 Los Angeles just E of high voltage line 502 Comment
  UCR125399  Festuca myuros A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25696 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR194733  Festuca octoflora var. hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 688 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  SD124451  Festuca perennis Barry Prigge 1986-3-29 7144 Los Angeles San Gabriel Mountains: South of Canyon Country at Golden Valley X Antelope Valley Freeway (State Highway 14). 456 Comment
  UCR273276  Ficus carica R. G. Swinney 2011-10-25 15858 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
  RSA0088601  Ficus microcarpa R. E. Riefner Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grand Ave. at Walnut Creek, general vicinity of Fairway Ln. 150 Comment
  RSA535282  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5326 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA702089  Filago californica Scott D. White, Pam De Vries 2004-5-18 10427 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
  SEINET3146772  Filago californica G. B. Grant 1901-1 461 Los Angeles Pasadena Comment
  RSA596835  Filago gallica Timothy S. Ross, J. Mark Porter 1995-5-4 8490 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC22590  Forestiera pubescens Dr. A. Davidson 1904-6-18 Los Angeles Lancaster Comment
  LA207727  Frangula californica subsp. californica Louis C. Wheeler; 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  RSA36015  Frankenia grandifolia Robert F. Thorne 1966-4-15 36015 Los Angeles San Clemente Island. Upper edge of boulder beach and base of rocky bluff, c. 1/2 mile SSE of Eel Point, SW side of island. Comment
  CAS-BOT-BC223747  Frankenia salina E. R. Blakley 1962-6-9 5190 Los Angeles China Point, San Clemente Island 3 Comment
  RSA350147  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Placerita canyon. 518 Comment
  RSA367729  Fritillaria biflora Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  POM47629  Galinsoga parviflora var. parviflora E. S. Spalding s.n. Los Angeles Garden in Los Angeles. Comment
  UCR227652  Galium R. F. Thorne 1968-2-25 37914 Los Angeles Channel Islands, Santa Catalina Island, west end of 4th of July Cove 24 Comment
  UCR228116  Galium R. F. Thorne 1968-2-25 37911 Los Angeles Channel Islands, Santa Catalina Island, Cherry Valley 49 Comment
  RSA674782  Galium andrewsii Scott D. White, Kent Hughes 2000-5-16 7848 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  POM367647  Galium andrewsii subsp. intermedium Fay A. MacFadden 1931-4-22 2643 Los Angeles Summit of highway from Los Angeles to Lake Hughes. Comment
  UCR216911  Galium angustifolium R. G. Swinney 2009-3-17 10129 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  JEPS114010  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1992-7-5 6602 Los Angeles Red Mountain: E ridge of Red Mountain, ca 530 m E of summit. Comment
  POM367656  Galium angustifolium subsp. angustifolium Blanche Trask 1910-05 s.n. Los Angeles Santa Catalina Island. Comment
  POM367659  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 S 4354 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  RSA225713  Galium angustifolium subsp. angustifolium Robert F. Thorne, Arthur C. Gibson 1971-5-22 39736 -a Los Angeles Fish Canyon. San Gabriel Mtns, Angeles National Forest. 305 Comment
  SBBG96792  Galium angustifolium subsp. angustifolium T. Ross, S. Boyd 1990-6-6 2821 a Los Angeles Green Valley Pasture, in San Francisquito Cyn Comment
  POM367678  Galium angustifolium subsp. angustifolium Anstruther Davidson 1899-6-25 s.n. Los Angeles Santa Monica. Comment
  RSA596823  Galium aparine Tim S. Ross, J. Mark Porter 1995-5-4 8495 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC2052834  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA330777  Galium bifolium Wayne E. Sawyer 1981-6-16 43 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  CAS-BOT-BC217454  Galium catalinense Geo. B. Grant No date on label. 2282 Los Angeles Avalon Isthmus Comment
  CAS-BOT-BC217474  Galium catalinense Louis C. Wheeler 1969-5-17 s.n. Los Angeles 0.3 mile south southeast Isthumus Bench Mark, Santa Catalina Island 121 Comment
  RSA248873  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  UCR73416  Galium catalinense subsp. acrispum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5291 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  UC1483323  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles above Santa Anita Canyon; San Gabriel Mts., Angeles National Forest, Chantry Flats 640 Comment
  LA51374  Galium nuttallii subsp. nuttallii Henry J. Thompson; 1959-3-31 1914 Los Angeles Santa Monica Mountains, 1.2 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell 396 Comment
  JEPS27068  Galium parishii Friedrich Ehrendorfer 1959-7-29 Los Angeles Mt. Baldy San Gabriel Mts. Comment
  RSA773300  Galium porrigens R. G. Swinney 2009-6-8 11065 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA454410  Galium porrigens var. porrigens Fay A. MacFadden 1931-6-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1595495  Galium porrigens var. porrigens Tim Ross 1992-7-10 6679 Los Angeles creek between Coldwater Canyon and Wickiup Canyon (n and ne slope above stream); San Gabriel Mountains, Big Tujunga Creek 975 Comment
  UCR147279  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  RSA0112038  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  UCR259155  Gamochaeta pensylvanica R. G. Swinney 2010-8-30 13612 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
  UCR280682  Gamochaeta pensylvanica R. G. Swinney 2014-5-27 16685 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  CAS-BOT-BC158044  Garrya veatchii I. M. Johnston 1918-5-19 1984 Los Angeles San Antonio Canyon [Canon], San Antonio Mountains, on canon side in chaparral 1066 Comment
  POM3304  Garrya veatchii I. M. Johnston 1918-5-19 1984 Los Angeles San Antonio Canyon. 1067 Comment
  UC303663  Garrya veatchii I. M. Johnston 1918-5-19 1982 Los Angeles Upper San Antonio Canyon; San Antonio Mountains 1584 Comment
  CAS-BOT-BC282617  Gastridium phleoides Carl B. Wolf 1932-5-10 3523 Los Angeles Along the Equestrian Trail, back of Avalon, Santa Catalina Island 259 Comment
  CAS-BOT-BC282618  Gastridium phleoides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Unspecified Comment
  RSA311354  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, M. Z. Thorne 1969-7-9 38531 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  SBBG61275  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk 1280 Comment
  CDA4131  Genista T. C. Fuller 1962-4-1 8156 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  SBBG106892  Genista monspessulana M. L. Hoefs, R. F. Thorne 1996-4-6 2661 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  UCR150841  Gilia aliquanta subsp. aliquanta R. G. Swinney 1998-4-14 5971 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UC133891  Gilia angelensis Mrs. Davidson Los Angeles Los Angeles Comment
  UC1546978  Gilia angelensis Leila M. Shultz, John S. Shultz 1982-5-9 6122 Los Angeles near Claremont; foothills San Gabriel Mountains, near Claremont 426 Comment
  RSA763250  Gilia brecciarum Justin M. Wood 2010-5-10 1638 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA621045  Gilia brecciarum subsp. brecciarum J. Mark Porter 1998-4-27 11832 Los Angeles Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.) Comment
  UCR146446  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Steve Boyd 1995-3-28 1731 Los Angeles San Gabriel Mountains, Little Rock Creek Management Unit; Bare Mt. Canyon 1357 Comment
  RSA609040  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA771944  Gilia brecciarum subsp. brecciarum R. F. Thorne, C. W. Tilforth 1972-6-29 42088 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  UCR263064  Gilia cana Mitch Provance 2008-4-14 10139 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
  SD31174  Gilia capitata Edith A. Purer 1931-3-16 989 Los Angeles Palos Verdes Hills. Comment
  RSA470222  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1908-05 1798 Los Angeles Hollywood. Comment
  RSA71886  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-2-12 s.n. Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  UC23343  Gilia capitata subsp. abrotanifolia H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  RSA71901  Gilia capitata subsp. abrotanifolia F. W. Peirson 1903-3-28 916 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  RSA755959  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2305 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 58 per TRTP survey; 2008) 1089 Comment
  UC880171  Gilia latiflora subsp. davyi L. R. Abrams 1927-4-30 11725 Los Angeles head of Antelope Valley Comment
  RSA71845  Gilia latiflora subsp. latiflora P. A. Munz 1935-4-3 11781 Los Angeles Mojave Desert; 25 miles NW of Adelanto. Comment
  UC908820  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2970 Los Angeles four mi s Vincent (Soledad Pass (Mint Cayon Highway)); Soledad Pass, s of Vincent Comment
  RSA78121  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1953-4-25 9195 Los Angeles 8 miles west of highway 395 on road to Pearblossom [18/138]. 915 Comment
  RSA104082  Gilia nevinii Verne Grant 1956-5-3 18439 Los Angeles Santa Catalina Island. NW-facing side of a rocky cliff south of White's Landing 9 Comment
  UC1587749  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 Los Angeles westerly fork Near-Death Canyon San Clemente Island, westerly fork Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'] San Clemente Is) 304 Comment
  UC557681  Gilia nevinii Nell Murbarger March, 1936 39 Los Angeles San Clemente Island Comment
  UCR143062  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Transverse Ranges, Liebre Mtns, 0.5 mi east of Gorman 1159 Comment
  UCR223473  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-28 10931 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  JEPS69713  Gilia splendens subsp. splendens Frank W. Peirson 1918-10-21 286 Los Angeles West Fork San Gabriel River 1219 Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  UCR270826  Gnaphalium californicum R. G. Swinney 2011-5-24 14827 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
  RSA545183  Gnaphalium californicum Timothy S. Ross 1992-4-16 6207 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603' peak above stone station 416 Comment
  RSA658315  Gnaphalium californicum D. G. Tanner 1989-5-31 sx- 23 Los Angeles Fish Canyon Wash. Comment
  RSA670301  Gnaphalium canescens subsp. microcephalum Joseph M. Keefe 2001-3-19 31185 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  UCR61030  Gnaphalium luteoalbum R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  POM358861  Gnaphalium microcephalum Louis Greata 1900-9-16 s.n. Los Angeles Los Angeles. Comment
  SFV5422  Gnaphalium palustre M. L. Vincent 1963-3-5 315 Los Angeles San Fernando Valley Northridge. San Fernando Valley State College campus. In lawn behind greenhouse. 260 Comment
  RSA604489  Gnaphalium palustre L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA678201  Gnaphalium stramineum Valerie L. Soza, LeRoy Gross 2001-4-24 1177 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.6 mile WNW of the Santa Anita Dam. 884 Comment
  CAS-BOT-BC305260  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Antelope Valley: Highway 14 at Avenue A 731 Comment
  JEPS16505  Grindelia hirsutula Peter H. Raven 1956-7-8 9667 Los Angeles low ridge w of University of California Campus; Santa Monica Mts. Comment
  UC1127006  Guillenia lasiophylla A. D. Gifford 1935-4-22 610 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  UC56769  Guillenia lasiophylla W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR144094  Gutierrezia californica Scott D. White 1997-5-7 5058 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  PASA1739  Gutierrezia divergens Elizabeth Sarge Los Angeles Sierra Madre Comment
  SBBG62665  Gutierrezia microcephala R. Hoffmann 1927-8-30 Los Angeles 2 mi W of Acton Comment
  UCR149478  Haplopappus menziesii Valerie Soza, LeRoy Gross 2000-5-25 962 Los Angeles San Gabriel Mountains, South Side, north of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland 549 Comment
  CATA1629  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2902 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 275 Comment
  POM246601  Harpagonella palmeri F. R. Fosberg 1931-3-26 S- 4384 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  RSA684400  Hazardia squarrosa Scott D. White, Brian Leatherman 2003-11-17 9855 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  UC1870145  Hazardia squarrosa var. grindelioides LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 281 Los Angeles Verdugo Mountains; Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Near 34° 13' 14.7'' N 118° 18' 32'' W. Elev. 2000 Feet. 609 Comment
  CAS-BOT-BC306296  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles Near North Kenmore and Oakdale Streets, Hollywood 91 Comment
  RSA729390  Helenium bigelovii R. G. Swinney 1998-7-21 6466 Los Angeles Upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail. 1707 Comment
  POM359756  Helenium puberulum L. C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake. 259 Comment
  POM359759  Helenium puberulum B. C. Templeton 1932-7-21 5043 Los Angeles Between Prairie Fork San Gabriel River and Big Pines Park, near Spring Comment
  UC450854  Helianthus gracilentus Fay A. Macfadden 1931-4-25 81 E Los Angeles near ridge stow road; Verdugo Hills, Tuna Canyon Comment
  SBBG124396  Helianthus inexpectatus A. Parikh, N. Gale 2011-8-11 2158 a Los Angeles Newhall Ranch, 1.25 km SW of Castaic Junction and 1.5 km upstream of confluence of Castaic Crk and Santa Clara River 305 Comment
  UC75964  Helianthus nuttallii subsp. parishii Geo. B. Grant 1901-1-1 548 Los Angeles Oak Knoll Comment
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Jul 6 2010
  UCR187189  Heliotropium curassavicum A. C. Sanders 2006-5-16 32323 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  POM369754  Heliotropium curassavicum var. oculatum Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  SBBG31127  Helminthotheca echioides R. F. Thorne 1966-5-31 36450 Los Angeles isthmus, rd back of Little Harbor 4 Comment
  RSA11840  Hemizonia clementina Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  UCR127018  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  RSA601558  Hemizonia fasciculata L. C. Wheeler 1967-6-15 9825 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  POM215120  Hemizonia kelloggii D. D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 miles N of Orange County line Comment
  UCR88689  Hemizonia minthornii Scott D. White 1995-10-19 3719 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
  SBBG33694  Hesperocyparis forbesii S. Boyd with L. Lenz 2001-5-2 10425 Los Angeles Warm Springs Mtn, along rd to summit, just W of cutoff to Necktie Basin, on slope between rd and steep escarpment into Warm Springs Cyn Comment
  CAS-BOT-BC135903  Hesperoyucca whipplei Alice Eastwood 1913-5-11 3132 Los Angeles San Fernando Wash Comment
  RSA547455  Heterocodon rariflorum T. S. Ross, Orlando Mistretta 1992-7-24 6746 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  SBBG12781  Heteromeles arbutifolia E. R. Blakley 1962-10-6 5471 Los Angeles N edge of Avalon, where island rd leaves town 45 Comment
  RSA0074537  Heterotheca fastigiata L. R. Abrams 1904-9-2 4175 Los Angeles Elysian Park. Comment
  CAS-BOT-BC318875  Heterotheca grandiflora Marcus E. Jones 1882-3-7 3614 Los Angeles Pasadena Comment
  RSA591558  Heterotheca grandiflora L. C. Wheeler 1966-9-21 8900 Los Angeles San Gabriel Mountains. North fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon 930 Comment
  UCSB27677  Heterotheca grandiflora Lavinger, S. 1975-10-9 Los Angeles On Point Dume Road, 4.5 miles north from its junction with Pacific Coast Highway 152 Comment
  RSA0115832  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-3-29 14256 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  JEPS104672  Heuchera John L. Morrison 1937-6-18 2543 Los Angeles San Gabriel Mountains. On N slope of trail from Windy Camp to Mount Baden Powell Comment
  CAS-BOT-BC319766  Hieracium argutum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  SFV1418  Hirschfeldia incana P. M. Kennamer 1958-8-7 7 Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  POM263069  Hoffmannseggia glauca J. C. Roos 1940-8-31 241 Los Angeles Monterey Park. Comment
  CDA27085  Hoffmannseggia glauca Agricultural Commissioner Los Angeles 0 Comment
  RSA85263  Holodiscus microphyllus F. W. Peirson 1920-9-12 76 Los Angeles Summit of Mt. San Antonio, San Gabriel Mountains 3064 Comment
  RSA12283  Hordeum depressum C. B. Wolf 1934-4-11 5658 Los Angeles Bryant Ranch, east of Long Beach along Bixby Ave. 0.5 mile west of Hansen Rd. 100 ft N of fence. 7 Comment
  SBBG130735  Hordeum intercedens S. A. Junak 2000-5-6 SCa 1268 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  UCD85674  Hordeum intercedens Beecher Crampton 1963-5-8 6796 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  UCR186565  Hordeum marinum A. C. Sanders 2006-5-16 32342 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct 1012 Comment
  UCR214619  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37362 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR259570  Hordeum murinum R. G. Swinney 2010-5-7 12605 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  CAS-BOT-BC289331  Hordeum murinum subsp. glaucum John H. Thomas 1957-5-17 6767 Los Angeles Occidental College Campus near Moore Laboratory, Los Angeles Comment
  RSA594567  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-7-30 10280 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 944 Comment
  RSA601615  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-13 9491 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  UCSB8578  Hordeum murinum subsp. leporinum Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  SD39950  Horkelia cuneata Rempel 1932-3-14 Los Angeles El Segundo, Est dunes Comment
  RSA585932  Horkelia rydbergii Tim S. Ross 1990-6-8 2940 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  UCR272948  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 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
  RSA584134  Hulsea heterochroma Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2959 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
  RSA679878  Hulsea vestita subsp. gabrielensis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 839 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  POM6376  Hydrocotyle umbellata L. T. Street, G. Williams 1919-5-10 2705 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA0085335  Hypochaeris glabra R. G. Swinney 2010-4-1 12160 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
  UCR68942  Hypochaeris glabra Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4254 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CATA1529  Hypochaeris radicata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2750 Los Angeles Santa Catalina Island: By Avalon School science building, Falls Canyon 27 Comment
  SBBG13818  Isocoma menziesii M. A. Piehl 1962-10-3 62508 Los Angeles N side of Ironwood Gully, E side of isthmus Comment
  RSA0088133  Isocoma menziesii Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 806 Los Angeles Santa Catalina Island: Along N shore of Haypress Reservoir. 390 Comment
  LA200222  Isocoma menziesii var. vernonioides Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Corral Canyon, unspecific location Comment
  RSA279091  Isocoma menziesii var. vernonioides R. F. Thorne 1974-9-12 45113 Los Angeles Santa Catalina Island, near Empire Landing. 46 Comment
  RSA599814  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, 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. 1396 Comment
  SEINET10873594  Jacaranda mimosifolia Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4839 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
  RSA358184  Jaumea carnosa R. F. Thorne 1973-09 44716 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  SBBG96532  Jepsonia malvifolia M. C. Carroll 1990-9-29 3008 Los Angeles W of Lion's Head 60 Comment
  UCR95551  Juglans Steve Boyd, Lauren Raz 1996-9-24 8928 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  IRVC28759  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles Newhall Ranch, upper Potrero Canyon NE end of Santa Susana Mtns. 400 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
  UC2030162  Juglans californica Steve Boyd with Michael Denslow 2002-5-9 10438 Los Angeles Transverse Ranges, San Gabriel Mountains: S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons Comment
  LA200581  Juglans californica var. californica Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  CAS-BOT-BC110032  Juncus acutus L. R. Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  UCR204758  Juncus bufonius R. G. Swinney 2005-8-9 8432 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  POM1543  Juncus bufonius I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  CATA1228  Juncus bufonius var. bufonius Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2294 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA737154  Juncus dubius Scott D. White, Justin M. Wood 2008-10-7 12553 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA586705  Juncus effusus subsp. austrocalifornicus Orlando Mistretta, Mark A. Elvin 1995-6-20 1802 -B Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1767 Comment
  CHSC112544  Juncus macrophyllus Duncan S. Bell; Caitlin Elam 2013-6-24 5294 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the moutn of Iorn Fork. 899 Comment
  UCR191279  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  UCR199995  Juncus macrophyllus Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1345 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 442 Comment
  RSA368267  Juncus macrophyllus Anstruther Davidson 1892-08 s.n. Los Angeles Mt. Wilson, San Gabriel Mtns. Comment
  RSA585691  Juncus macrophyllus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3013 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UC142120  Juncus macrophyllus C. F. Baker 1903-9-20 3695 Los Angeles hills near Claremont Comment
  RSA586691  Juncus mexicanus Orlando Mistretta, Mark A. Elvin 1995-6-20 1791 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  SD69006  Juncus mexicanus Robert F. Thorne, D. Propst 1968-5-28 37666 Los Angeles Santa Catalina Island, along small stream in central part of Bulrush Canyon. 244 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
  RSA0021957  Juncus saximontanus Duncan S. Bell, Caitlin Elam 2013-6-24 5293 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  POM176278  Juncus textilis George B. Grant 3708 Los Angeles [No locality info on Label] Comment
  RSA695429  Juncus textilis A. C. Sanders, Mark A. Elvin, Julie Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River, above river gate into ranch. 305 Comment
  SBBG19250  Juncus xiphioides M. A. Piehl 1959-7-28 59467 Los Angeles Frenchman Flats Cmpgrd ca. 12 mi N of Castaic along W side of US 99 Comment
  RSA596050  Juniperus californica T. S. Ross, J. Mark Porter 1995-5-4 8417 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  UC1134261  Juniperus californica A. Lewis 1934-2-1 272 Los Angeles head Escondido Canyon; San Fernando Quadrangle Comment
  UCR147276  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  CAS-BOT-BC235760  Keckiella cordifolia Grant 1901-7-26 4467 Los Angeles Sturtevant Camp Comment
  POM4274  Keckiella cordifolia E. L. Brown s.n. Los Angeles Mts. east of L. A. Pasadena Comment
  POM44893  Keckiella cordifolia Marcus E. Jones 1902-6-28 255 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA597134  Keckiella cordifolia Louis C. Wheeler 1961-6-12 7865 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1067 Comment
  UCD123788  Keckiella cordifolia K. Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland, Hwy between Las Virgenes Valley overlook and Yerba Buena Road. Comment
  JEPS22305  Keckiella ternata Rimo Bacigalupi with Reino Alava 1958-7-20 6406 Los Angeles Charlton Flat San Gabriel Mountains, Angeles National Forest (close to Angeles Crest Highway (State Highway 2)) 1623 Comment
  POM21347  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  UCR242043  Kickxia spuria Dan S. Cooper 2012-7-12 712- 1 Los Angeles South Coast, Playa Vista 27 Comment
  POM1171  Koeleria macrantha I. M. Johnston 1917-7-1 1520 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA773677  Koeleria macrantha R. G. Swinney 2009-6-3 11046 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA87068  Koeleria macrantha F. W. Peirson 1918-4-28 1596 Los Angeles Road east and south of El Monte. Comment
  RSA0078642  Kopsiopsis strobilacea Albert E. Ball 1943-5-31 s.n. Los Angeles South slope of Mt. Williamson, San Gabriel Mts. 2286 Comment
  POM352655  Lamarckia aurea Robert M. Perkins 1935-4-12 78 Los Angeles Topanga Canyon, along the Hwy Comment
  SEINET10598981  Lamarckia aurea Cyrus G. Pringle 1882-5-9 Pringle 15083 Los Angeles Comment
  RSA0009744  Lasthenia californica Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UCR70758  Lasthenia glabrata subsp. coulteri I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin, Near Gardena, [Dominguez] Slough 12 Comment
  POM6025  Lasthenia gracilis George B. Grant 98 Los Angeles In the vicinity of Pasadena Comment
  RSA570023  Lasthenia gracilis Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4913 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity 492 Comment
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  POM361599  Lasthenia gracilis Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  UCD133796  Lasthenia gracilis Elise Jackson 1993-3-19 9 Los Angeles Placerita Canyon Nature Center, Walker Ranch. Top of dirt road, just inside gate. 548 Comment
  UCD133825  Lasthenia gracilis R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  UCR194143  Lasthenia microglossa A. C. Sanders 2008-4-25 35100 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1018 Comment
  SBBG108950  Lathyrus odoratus S. A. Junak 1997-5-19 SCl 877 Los Angeles Ridge Rd, across from old airfield, at E end of abandoned building site 259 Comment
  CHSC856  Lathyrus vestitus E. Thomas 1940-4-6 Los Angeles Spreading grounds for San Antonio river. Comment
  RSA405727  Lathyrus vestitus subsp. alefeldii Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA405691  Lathyrus vestitus subsp. laetiflorus T. S. Clare 1929-3-3 13718 Los Angeles Topango [Topanga] Canyon. Comment
  RSA60204  Lathyrus vestitus subsp. laevicarpus E. K. Balls, L. W. Lenz 1950-3-28 14454 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  POM298260  Layia glandulosa D. D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 miles E of El Monte 91 Comment
  RSA630365  Layia glandulosa L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  SEINET3859875  Layia glandulosa R. G. Swinney 2009-4-28 10502 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 mi. SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  CAS-BOT-BC321519  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3311 Los Angeles Neenach. Comment
  POM18071  Layia glandulosa P. A. Munz 1923-5-26 6600 Los Angeles Ridge at head of Vincent Gulch (near North Baldy) 2012 Comment
  POM361736  Layia glandulosa N. C. Cooper 1949-4-19 3606 Los Angeles Mojave Desert, Lancaster, 762 Comment
  UCR209290  Layia platyglossa Dan S. Cooper 2009-3-7 309- 13 Los Angeles San Gabriel Valley/Chino Hills, along Diamond Bar Blvd. just north of Steep Canyon Dr., Diamond Bar 274 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
  CAS-BOT-BC339131  Leontodon saxatilis subsp. saxatilis R. Armacost 1964-5-7 s.n. Los Angeles Next to Vista del Mar, about 100 feet south of Ballona Creek, Westchester Comment
  LA99246  Lepidium densiflorum var. ramosum Peter H. Raven; 1960-5-4 sn Los Angeles Along Santa Monica Blvd.; near Westwood Blvd 91 Comment
  CAS-BOT-BC89424  Lepidium fremontii Ira L. Wiggins 1966-4-23 20640 Los Angeles East of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearlblossom. Mohave Desert. Comment
  RSA534122  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5085 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  RSA609505  Lepidium lasiocarpum var. lasiocarpum L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  NY76536  Lepidium latifolium T. S. Ross 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-20) between Michillinda Avenue and its westbound off-ramp. Mt. Wilson 7.5 feet USGS quad 198.1 Comment
  UCR178941  Lepidium virginicum R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  RSA748483  Lepidium virginicum var. virginicum Orlando Mistretta 1992-7-6 634 Los Angeles Kratka Ridge, spring by road. Comment
  UC1010238  Lepidospartum latisquamum John C. Roos 1951-7-30 5073 Los Angeles Swartout Valley between Wrightwood and Big Pines; San Gabriel Mts., Swartout Valley between Wrightwood and Big 1981 Comment
  SEINET3271568 Image available Leptochloa uninervia R. G. Swinney 2008-9-9 9326 Los Angeles San Gabriel Mtns.; Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR209893  Leptodactylon pungens R. G. Swinney 2008-7-24 9284 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  POM65855  Leptosiphon aureus L. R. Abrams 1901-04 s.n. Los Angeles Tujunga Wash Comment
  RSA729602  Leptosiphon breviculus R. G. Swinney 1998-7-10 6385 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
  RSA73037  Leptosiphon breviculus F. W. Peirson 1926-4-27 6665 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  UCR271582  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 'Millie's Apple Orchard 912 Comment
  RSA0056478  Leptosiphon ciliatus Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  RSA226192  Leptosiphon parviflorus Gary D. Cromwell, David W. Wheat 1971-5-14 671 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora, Calif. Plateau east of canyon 579 Comment
  OBI49571  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immed W of LA international airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  UCR259920  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-1 13080 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  CAS-BOT-BC339280  Lessingia glandulifera var. glandulifera Le Roy Abrams 1901-7-21 1909 Los Angeles Claremont Comment
  RSA79231  Lewisia rediviva G. R. Campbell 1952-6-8 18504 Los Angeles Blue Ridge, Big Pines Recreation area, San Gabriel Mts 2134 Comment
  CAS-BOT-BC283742  Leymus condensatus Geo. B. Grant 1901-6-6 s.n. Los Angeles Pasadena Comment
  SBBG31217  Leymus condensatus R. F. Thorne with P. C. Everett 1965-6-23 34993 Los Angeles near mouth of Hamilton Cyn 22 Comment
  RSA720483  Leymus triticoides R. G. Swinney 1997-8-6 5775 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
  RSA750206  Leymus triticoides R. G. Swinney 2005-7-21 8319 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SEINET10899774  Libocedrus decurrens Huron H. Smith 1912-1 Smith 4646 Los Angeles Mt. Wilson Comment
  UCR126843  Ligustrum lucidum A. C. Sanders, Mark A. Elvin 2002-8-26 25585 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  RSA9159  Lilium humboldtii subsp. ocellatum Fay A. MacFadden 1931-5-28 2951 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CAS-BOT-BC130873  Lilium parryi Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38845 Los Angeles San Gabriel Mts., Angeles National Forest: above Angeles Crest Hwy. N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2316 Comment
  POM65862  Linanthus androsaceus subsp. luteolus Jos. Burtt Davy 1896-05 s.n. Los Angeles Antelope Valley. Comment
  RSA468557  Linanthus androsaceus subsp. luteolus F. H. Terry 1901-1 1931 Los Angeles Santa Monica Range So. Calif. Comment
  SEINET7072901  Linanthus breviculus A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  UCR205860  Linanthus breviculus R. G. Swinney 2008-5-8 8800 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UC23499  Linanthus dianthiflorus J. H. Barber 1897-3-11 70 Los Angeles Santa Monica Canyon Comment
  POM364705  Linanthus dianthiflorus Anstruther Davidson 1894-06 s.n. Los Angeles Glendale. Comment
  PASA768  Linanthus parryae Stason 1930-5-18 Los Angeles Mohave Desert near Lancaster Comment
  RSA515167  Linanthus parryae Steve Boyd, Orlando Mistretta 1986-3-31 1538 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  POM364691  Linanthus parryae Ron Yee 1979-5-6 114 Los Angeles Los Angeles Nat. Forest. 610 Comment
  RSA497614  Linanthus parryae A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7776 Los Angeles Mojave Desert, Lancaster, near Quartz Hill, S of Ave L at 37th St. West. 747 Comment
  SEINET7047927  Linanthus parryae Steven R. Hill, Kate Kramer 2001-4-22 33378 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  UCSB18571  Linanthus parryae Shaw, Merrilee 1963-5-3 Los Angeles along State Highway 138, 9.4 miles west of San Bernardino Co. Line, Mojave Desert 975 Comment
  UCR110897  Linaria maroccana A. C. Sanders, D. Malueg 1998-6-22 21986 B Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  SBBG95235  Lithophragma affine M. B. Dunkle 1928-4-13 1868 Los Angeles Renton Mine Rd Comment
  CAS-BOT-BC432212  Lithophragma bolanderi Timothy S. Ross; Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. Burnt Peak 7.5' USGS Quadrangle. 1548 Comment
  UC310834  Lithophragma bolanderi Philip A. Munz 1925-3-18 8922 Los Angeles Newhall Grade Comment
  CLARK-A1528-5171  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles San Gabriel Mountains Comment
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Aug 22 2016
  RSA784233  Lithophragma heterophyllum J. D. Olmsted 1962-4-30 419 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  POM48105  Lobelia dunnii var. serrata I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  UCD72912  Lobelia dunnii var. serrata Victor Duran 1933-8-12 3548 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  RSA436046  Lobularia maritima Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  RSA679859  Loeseliastrum matthewsii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 890 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCD118868  Loeseliastrum matthewsii James Henrickson 1965-4-22 1950 Los Angeles Mojave Desert: ca. 19 miles E of Lancaster, S of Saddleback Butte. 899 Comment
  UCSB34492  Loeseliastrum matthewsii Timbrook, Steven 1977-4-21 Los Angeles 3.1 miles west of 263rd Street East on California 18 Comment
  CATA60  Logfia filaginoides USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  HSC10297  Lolium perenne C. E. Fellows 1965-8-22 113 Los Angeles 1.8 mi. E of intersection of Mtn. Gleason Rd. and Rim Canyon Rd. 1.3 mi. to stream on side Rd. Comment
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  POM155790  Lolium temulentum M. B. Dunkle 1928-4-13 900 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  RSA11607  Lomatium dasycarpum subsp. dasycarpum S. Fowler, K. Kneen, C. Epling 1933-04 s.n. Los Angeles Boney Ridge. Comment
  UCR209157  Lomatium lucidum Dan S. Cooper 2009-4-30 409- 18 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  SEINET7040194  Lomatium mohavense A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  RSA589174  Lomatium mohavense subsp. mohavense T. S. Ross 1991-4-28 4783 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  RSA599664  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  JEPS25805  Lomatium utriculatum W. L. Jepson 1939-4-21 19228 A Los Angeles Leonis Valley 975 Comment
  SBBG59746  Lomatium utriculatum R. Hoffmann 1932-4-27 Los Angeles alkaline flat NW of Lancaster Comment
  CATA822  Lonicera hispidula Mark L. Hoefs 1991-6-17 1414 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  SBBG10284  Lonicera hispidula M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC240743  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-6-19 326 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  POM88090  Lonicera interrupta A. D. E. Elmer 1902-06 3964 Los Angeles Acton. Mt. Gleason. 829 Comment
  UCR165068  Lonicera interrupta A. C. Sanders, Helen Kennedy 2005-4-13 29468 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA0091155  Lonicera subspicata var. denudata R. G. Swinney 2011-11-1 15959 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA187688  Lotus corniculatus R. F. Thorne 1966-9-15 36700 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  RSA549159  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 A Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  UC864794  Lotus grandiflorus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mts. Comment
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Aug 29 2019
  UC80812  Lotus heermannii Ernest Braunton 1902-5-10 330 Los Angeles Rivera Comment
  RSA757327  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2301 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 56 per TRTP survey; 2008) 1284 Comment
  RSA656837  Lotus nevadensis var. davidsonii Valerie L. Soza, Leland Lubinsky 2000-6-23 1028 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  RSA596310  Lotus oblongifolius var. oblongifolius T. S. Ross 1990-6-11 3372 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA226006  Lotus procumbens var. procumbens R. F. Thorne 1971-6-29 40668 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  UCR259258  Lotus purshianus R. G. Swinney 2010-9-9 13746 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA781214  Lotus salsuginosus R. G. Swinney 2009-3-31 10224 Los Angeles mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA90313  Lotus salsuginosus var. salsuginosus F. W. Peirson 1925-4-23 5795 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA580971  Lotus scoparius Catherine A. Mish 1995-3-10 24 Los Angeles Santa Monica Mtns., Hollywood Reservoir. 250 Comment
  UCR50863  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCR209146  Lotus scoparius subsp. scoparius Dan S. Cooper 2009-1 109- 24 Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  LA52444  Lotus strigosus Carl Epling; 1925-5-18 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA748854  Lotus strigosus R. G. Swinney 2008-5-8 8785 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR126564  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26014 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  UCR192538  Lotus strigosus A. C. Sanders 2008-4-10 34839 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
  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
  POM304912  Lotus strigosus H. J. Ramsey 1937-3-21 279 Los Angeles Altadena. Alt. 1300 ft. 396 Comment
  RSA406265  Lotus unifoliolatus H. C. Ackley 1917-05 s.n. Los Angeles Mulholland Drive. Comment
  SD187447  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. 39 Comment
  CAS-BOT-BC196226  Lupinus albifrons var. eminens Fay A. Mac Fadden 1941-4-18 15403 Los Angeles Baldwin Hills Comment
  UCR273155  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  RSA755978  Lupinus andersonii Orlando Mistretta, Christine Mistretta 2008-4-12 2422 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA250650  Lupinus bicolor R. F. Thorne 1971-4-2 41419 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  SD224966  Lupinus bicolor B. Pitzer 1996-4-20 2694 Los Angeles Western Mojave Desert, Antelope Valley. N side of St Hwy 138 (=Ave.D), ca 2 mi. W of Country Store, at town of Neenach(ca. 30 mi. W of Hwy I-14) 915 Comment
  RSA381562  Lupinus bicolor R. Mattoni 1986-04 s.n. Los Angeles Back edge of the beach just W of Los Angeles International Airport. 6 Comment
  UCSB3275  Lupinus bicolor Sage, Paul 1958-5-5 Los Angeles Off State 138 at a point 0.4 mi. E of its junction with U.S. 49 1219 Comment
  SEINET10484891  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-3-19 Dunn 2923 Los Angeles Westwood blvd. And leconteon campus. Dry vacant lot. Comment
  CAS-BOT-BC187877  Lupinus chamissonis L. R. Abrams 1900-5-1 272 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC187878  Lupinus chamissonis Alice Eastwood 1906-5-29 78 Los Angeles Ocean Park Comment
  SD69512  Lupinus concinnus Robert F. Thorne 1966-4-7 35946 Los Angeles Santa Catalina Island; Cherry Valley. 60 Comment
  POM19127  Lupinus concinnus P. A. Munz 1923-5-27 6895 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  RSA0083088  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  CLARK-A1703-1193  Lupinus excubitus Charles S. Papp 1964-4-23 434 Los Angeles Claremont Comment
  RSA413587  Lupinus excubitus var. austromontanus B. C. Templeton 1932-6-1 5060 Los Angeles West Blue Ridge, Big Pines Park 2194 Comment
  RSA799976  Lupinus excubitus var. austromontanus Pam De Vries 2013-4-3 7832 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
  UCR274620  Lupinus excubitus var. austromontanus Daisie Huang 2008-3-18 80318- 02 Los Angeles Along Gorman Post Road, near large 'Gorman' billboard 1120 Comment
  RSA413623  Lupinus formosus var. bridgesii Robert Gustafson 1978-6-1 987 Los Angeles Off dirt road leading into Hungry Valley, ca. .2 mile from the junction with thepaved 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  RSA413635  Lupinus formosus var. formosus R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  SDSU4978  Lupinus guadalupensis R. M. Beauchamp 1967-3-18 262 Los Angeles East of Bluff. San Clemente Island. Comment
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May 16 2008
  RSA656434  Lupinus hirsutissimus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 698 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  UC865197  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  RSA0116197  Lupinus hirsutissimus Steven A. Junak 2000-4-15 SCa- 1196 Los Angeles Santa Catalina Island. Just W of intersection w/ road to Wrigley Memorial & Avalon Canyon, along Divide Road. 335 Comment
  UCSB11268  Lupinus hirsutissimus Hancock, Dan 1961-3-31 Los Angeles E side of Middle Ranch spillway, on Catalina Island Comment
  UCSB3385  Lupinus hirsutissimus Krogen, Roger 1957-1 Los Angeles 2 mi. NW of Hwy. 99; in Hasley Canyon; 2 mi. S of Castaic Comment
  UCR194186  Lupinus latifolius R. G. Swinney 1998-7-29 6531 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  SEINET10485612  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485627  Lupinus longifolius Robert F. Thorne, Robert A. Gibson 1971-5-22 Thorne 39704 Los Angeles San gabriel mtns. Angeles national forest. Mouth of fish canyon. In sandy Open area in coastal sage scrub; shrub ca 1 in tall. Flowers purplish. 244 Comment
  UC1129605  Lupinus microcarpus var. densiflorus A. D. Gifford 1935-3-15 451 Los Angeles 6 mi ese Whitaker Peak; Tejon Quadrangle Comment
  UCD168227  Lupinus microcarpus var. densiflorus J. W. Barry Apr1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SEINET239730  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd. N2 0.5 mi S Jackson Rd. 2.7 mi SE Hwy. 138 1036 Comment
  SBBG19629  Lupinus microcarpus var. microcarpus D. Emery 1958-5-3 Los Angeles Hwy 99, SE of Gorman Comment
  SFV6458  Lupinus odoratus T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 211 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  SEINET10486198  Lupinus ruber David B. Dunn 1947-4-16 Dunn 2948 Los Angeles 3 mi e and 2 mi s of palmdale, among desert shrubs. Station 6. Comment
  POM2379  Lupinus sparsiflorus subsp. sparsiflorus Graves 1899-04 s.n. Los Angeles Pasadena Comment
  RSA414262  Lupinus sparsiflorus subsp. sparsiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  RSA479512  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd 1987-4-14 2057 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  UC1930005  Lupinus sparsiflorus subsp. sparsiflorus V. Soza, LeRoy Gross 2002-4-3 1373 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  SEINET10490972  Lupinus sparsiflorus subsp. sparsiflorus August J. Breitung 1953-5-16 Breitung 15113 Los Angeles Glendora mts rd, san gabriel mts. Keel cilite below near claw. Comment
  OBI79192  Lupinus succulentus A. C. Sanders, Dan S. Cooper 2010-4-30 38117 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) Disturbed remnnat patch of Los Angeles costal prairie, with semi-permanent pools and vernal pool remants (both now fed partially by urban runoff), annual grassland, willow woodland, and coastal sage scrub, Former oil field with gravel service road remnants, Area partially "revegated" with CA native species which may or may not be native to the site. 24 Comment
  UCR124742  Lupinus succulentus B. C. Templeton, I. W. Clokey 1930-4-2 4411 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  OBI70651  Lupinus succulentus Tim Ross 1991-4-21 4515 Los Angeles Whittier Hills (Puente Hills, pro parte) Middle Turnbull cyn drainage just SW of old water tank. T2S, R11W, SW/4 NE/4 sec 15 219 Comment
  UC625020  Lupinus truncatus F. R. Fosberg 1931-3-25 S 4374 Los Angeles near top of s wall Hamilton Canyon Santa Catalina Island; , Hamilton Canyon 100 Comment
  RSA414858  Lupinus truncatus Gus Gluechert 1937-4-13 s.n. Los Angeles Hills above Culver City, Comment
  CAS-BOT-BC231484  Lycium brevipes var. hassei Alice Eastwood 1916-8-1 s.n. Los Angeles Exposition Park, Los Angeles Comment
  SBBG20560  Lycium californicum E. R. Blakley 1963-12-8 6401 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 7 Comment
  RSA527618  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4403 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SD53039  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon 182 Comment
  POM307062  Lythrum californicum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1944 Los Angeles Below north Whittier Heights Comment
  UCR101910  Madia elegans subsp. vernalis R. S. Woglum 1940-4-27 2681 a Los Angeles San Gabriel Mtns., Spring Hill; San Gabriel Mtns.; Angeles National Forest Comment
  RSA0022987  Maianthemum stellatum Duncan S. Bell, Caitlin Elam 2013-8-1 5559 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  UCR256442  Malacothamnus R. G. Swinney 2010-3-10 11837 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UC1430061  Malacothamnus clementinus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles China Canyon; San Clemente Island, China Canyon 130 Comment
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Aug 31 2006
  UCR266373  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4367 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 415 Comment
  CHSC34388  Malacothamnus fasciculatus Phillip A. Silverstone 1978-7-23 232 Los Angeles Santa Monica Mountains; Latigo Canyon Rd. 0.3 km inland from State 1. Comment
  RSA3902  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Santa Catalina Island, west side of Isthmus Harbor. 30 Comment
  RSA617468  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6758 -A Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA0105018  Malacothrix clevelandii R. G. Swinney 2011-6-22 15276 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  POM175363  Malacothrix clevelandii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA150912  Malacothrix foliosa P. H. Raven 1962-5-8 17625 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island. 46 Comment
  RSA248865  Malacothrix foliosa R. F. Thorne 1973-4-11 42879 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  SBBG18363  Malacothrix glabrata M. A. Piehl 1963-5-30 63504 Los Angeles St Hwy 138, ca. 1.5 mi W of SBD county line 1213 Comment
  UC565547  Malacothrix glabrata H. L. Mason 1926-4-26 3006 Los Angeles Little Rock Creek Mohave Desert Comment
  UCD134435  Malacothrix saxatilis Bill Wagner 1989-8-7 s.n. Los Angeles Northern Santa Monica Mountains, approximately 0.5 mile south of Hwy 101 on east and west sides of Kanan Road. Northeast of Ladyface. Comment
  UCR231389  Malacothrix saxatilis Dan S. Cooper 2011-10-5 1011- 124 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Fern Canyon 231 Comment
  JEPS36769  Malacothrix saxatilis var. tenuifolia W. L. Jepson 1908-7-13 3063 Los Angeles Avalon Santa Catalina Island Comment
  POM356339  Malacothrix saxatilis var. tenuifolia George Vowels 1965-8-13 10125 Los Angeles Near San Diego Freeway, Mulholland area, Santa Monica Mts. Comment
  POM50122  Malacothrix saxatilis var. tenuifolia L. W. Nuttall 1921-1-14 1010 Los Angeles Avalon Canyon Comment
  RSA301955  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-30 2296 Los Angeles Point Dume. 15 Comment
  UC149191  Malacothrix saxatilis var. tenuifolia Le Roy Abrams 1902-6-20 2568 Los Angeles near Soldiers Home Comment
  POM156530  Malosma laurina L. R. Abrams 1902-7-2 2639 Los Angeles Little Santa Anita Canyon, Sierra Madre [San Gabriel Mountains.] Comment
  POM224199  Malosma laurina Annetta Carter 1935-9-8 955 Los Angeles in bottom of steep walled canyon 381 Comment
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Nov 14 2012
  RSA660203  Malosma laurina Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 10 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  SBBG131601  Malosma laurina S. A. Junak 1999-7-15 SCa 1022 Los Angeles just above Salta Verde Beach 6 Comment
  SD181294  Malva assurgentiflora F. C. Boutin 1967-4-23 1623 Los Angeles San Clemente Island; at north end of island southwest of airstrip runway. Comment
  LA201747  Malva nicaeensis Arthur C. Gibson; 2001-5-19 4802 Los Angeles 15 Comment
  POM12289  Malva parviflora F. L. Robinson 1921-4-15 21 Los Angeles Orchard N of Claremont. Comment
  SBBG98689  Malva parviflora T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5055 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  RSA434897  Malva parviflora M. B. Dunkle 1933-4-14 3294 Los Angeles Long Beach. Comment
  RSA592432  Malva parviflora Louis C. Wheeler 1967-5-13 9497 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  CAS-BOT-BC8190  Malvastrum catalinense Alice Eastwood 1917-7-20 6440 Los Angeles Santa Catalina Island Comment
  UCR139373  Malvella leprosa I. M. Johnston 1917-6-10 1315 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  SD51876  Malvella leprosa Pater H. Raven 1962-7-10 17956 Los Angeles San Clemente Island, North of a point due west of Wall 2 Comment
  UCR187254  Marah fabacea A. C. Sanders 2006-4-21 32130 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  UCR98787  Marah horrida Steve Boyd, T. S. Ross 1997-3-21 9218 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  LA200419  Marah macrocarpa O. H. Kappler; 1941-2-9 88 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA660763  Marah macrocarpa Jeff Weiler 1981-4-4 1 Los Angeles Edison right of way between Foothills Blvd. and Olive Lane. Adjacent to Indian Ave. In La Canada. Comment
  HSC79407  Marah macrocarpa Thomas Eakle 1967-3-25 100 Los Angeles On Glendora Mtn. Rd., Angeles National Forest in San Gabriel Mtns. 1220 Comment
  RSA608049  Marah macrocarpa L. C. Wheeler 1931-1-25 s.n. Los Angeles Dr. Huntington's Grove. Comment
  UCSB8709  Marah macrocarpa Brooks, Terry 1963-2-23 Los Angeles 3 miles N of Sunset Blvd. on North Kenter Road, Hollywood 152 Comment
  RSA584045  Marah macrocarpa var. macrocarpa T. S. Ross 1992-4-21 6222 b Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  UC1922479  Marah macrocarpa var. macrocarpa Valerie Soza, Miriam Sidibeh 2003-3-26 1620 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA77639  Marah macrocarpa var. major F. W. Peirson 1923-4-9 3480 Los Angeles San Clemente Island: 5 miles SE of Wilson's Cove Comment
  UCR259279  Marrubium vulgare R. G. Swinney 2010-5-4 12524 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA0036913  Marrubium vulgare Phil Elliott 1981-2-20 13 Los Angeles Diamond Bar, 1/2 mile west of Diamond Bar Blvd., 1/4 mile south of Grand Ave. Comment
  SD185150  Matricaria discoidea S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  POM362437  Matricaria matricarioides Elbert Benjamine 1929-3-17 105 Los Angeles Roadside, Burbank Comment
  POM11234  Meconella denticulata George B. Grant 1901-05 s.n. Los Angeles Eagle Rock Canon Comment
  POM321  Meconella denticulata I. Johnston 1917-5-6 1925 Los Angeles Evey Canyon: N of Claremont. 625 Comment
  RSA0088587  Medicago lupulina R. G. Swinney 2010-9-13 13836 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  POM348024  Medicago polymorpha Bonnie C. Templeton 1930-4-2 4408 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA609977  Medicago sativa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Mine Gulch Camp, East Fork San Gabriel River. 1371 Comment
  UCD87959  Melica imperfecta R. L. Pendleton; F. M. Reed 1909-7-2 1371 Los Angeles Santa Catalina Island. 9 Comment
  UCR165241  Melica imperfecta A. C. Sanders, Helen Kennedy 2005-4-13 29483 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR187024  Melica imperfecta A. C. Sanders 2006-4-25 32168 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR223362  Melica imperfecta R. G. Swinney 2009-5-27 10869 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR2553  Melica imperfecta F. M. Reed 1918-6-15 3983 Los Angeles San Gabriel Mountains, San Antonio Canyon 1280 Comment
  UCR2561  Melica imperfecta F. M. Reed 1925-5-18 5134 Los Angeles La Canyada [La Canada] 396 Comment
  UCR65262  Melica imperfecta F. R. Fosberg 1931-3-19 S- 4307 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon 10 Comment
  SEINET10599451  Melica imperfecta Betty Venrick 1961-5-11 Venrick 572 Los Angeles Rancho Santa Ana Botanical Gardens. San Gabriel Mt. Range. Chaparral. 335 Comment
  CAS-BOT-BC281097  Melica stricta Le Roy Abrams; E. A. McGregor 1908-7-3 614 Los Angeles N Baldy Mt, San Gabriel Mts 1828 Comment
  CAS-BOT-BC281098  Melica stricta Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38907 Los Angeles San Gabriel Mts. Angeles National Forest; Canyon above Angeles Crest highway, ca 1 mile W of Vincent Gap, on one of headwaters of E fork Big Rock Creek N face Mt Baden Powell 2331 Comment
  UC285001  Melica stricta P. A. Munz 1923-5-25 6805 Los Angeles Big Rock Creek; San Gabriel Mts. 1280 Comment
  UCR23894  Melilotus albus John C. Roos 1942-9-26 1729 Los Angeles Westwood Village, Los Angeles 90 Comment
  SBBG12725  Melilotus indicus E. R. Blakley 1962-6-10 5213 Los Angeles camp area, Wilson Cove 30 Comment
  UCR125961  Melilotus indicus A. C. Sanders, Mark Elvin 2002-6-19 25155 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
  POM348186  Melilotus indicus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  RSA0127373  Melilotus indicus Louis C. Wheeler 1967-7-20 10123 Los Angeles Aliso Canyon. 1067 Comment
  RSA127419  Mentha canadensis Peter H. Raven 1959-10-25 14710 Los Angeles With #14711; Malibu Creek 4.1 miles north of Coast Hwy. 91 Comment
  SBBG13191  Mentzelia affinis E. R. Blakley 1962-6-9 5194 Los Angeles 0.25 mi toward Pyramid Cove from China Pt Comment
  RSA518032  Mentzelia albicaulis Steve Boyd, Orlando Mistretta 1986-3-31 1536 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR227767  Mentzelia albicaulis R. F. Thorne, C. W. Tilforth 1972-6-29 42105 Los Angeles San Gabriel Mountains, Angeles National Forest, c. 2.0 mi southeast of Valyermo on [Big Pines Rd.] to Jackson Lake 1433 Comment
  RSA579544  Mentzelia dispersa Tim S. Ross, Steve D. Boyd 1994-6-23 8060 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA162703  Mentzelia lindleyi J. D. Olmsted 1958-4-26 116 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  JEPS42773  Mentzelia micrantha F. M. Reed 1909-7-2 2818 Los Angeles Pebble Beach Road Catalina Island 15 Comment
  SD38201  Mentzelia micrantha Edith A. Purer 1931-5-8 2052 B Los Angeles Griffith Park Comment
  RSA584334  Mentzelia micrantha Tim S. Ross 1993-5-26 7314 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  RSA9407  Mentzelia micrantha P. A. Munz, R. D. Harwood 1920-4-29 3796 Los Angeles San Dimas Canyon. 457 Comment
  UCR185573  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33520 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  RSA757208  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2289 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  POM246826  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  RSA402607  Mesembryanthemum crystallinum Freda Detmers 1933-6-4 s.n. Los Angeles Watch horn Basin near San Pedro. Comment
  RSA402633  Mesembryanthemum nodiflorum Freda Detmers 1933-6-4 s.n. Los Angeles Watch horn Basin near San Pedro. Comment
  UCR214456  Microseris A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37635 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  RSA618700  Microseris douglasii subsp. douglasii Scott D. White, Sandy Leatherman 1998-5-19 6540 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA562422  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-15 2314 Los Angeles In the Puente Hills, approx. 274 m. NW of Pomona peak. The site is located some 1220m W of the intersection of the Pomona freeway and Chino Hills Parkway. 381 Comment
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Nov 7 2010
  UC284752  Microseris elegans P. A. Munz 1923-4-10 6732 Los Angeles slope s Lemon Tank; San Clemente Island 243 Comment
  RSA655990  Microseris linearifolia James Henrickson 1985-3-30 19774 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SBBG128620  Microseris sylvatica A. Parikh, N. Gale 2010-4-24 3142 Los Angeles hills ca. 0.75 mi N of Quail Lake, N--facing slope below grassy ridge 1075 Comment
  UCSB23321  Microsteris gracilis Keefe, Joseph 1967-2-17 Los Angeles Hungry Valley Road; 1 mile south of U.S. Highway 99; southwest of Gorman 1158 Comment
  LA51926  Mimulus aurantiacus Philip A. Munz; R. D. Harwood 1920-5-15 4010 Los Angeles Comment
  OBI69387  Mimulus aurantiacus var. aurantiacus Suzan Barth, Steven Korenstein 1994-4-2 8 Los Angeles Santa Susana Mts. Northridge, Palisades Trl Aliso Cyn. 200 m E of Reseda Blvd 150 Comment
  HSC49069  Mimulus aurantiacus var. pubescens Patricia Shesgreen 1978-6-17 107 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  POM155822  Mimulus aurantiacus var. pubescens M. L. Bryan 1928-4-3 99 Los Angeles Mandeville Canyon. Comment
  RSA442642  Mimulus aurantiacus var. pubescens F. E. Durkee 1906-6-3 s.n. Los Angeles Hollywood. Comment
  UC943872  Mimulus aurantiacus var. pubescens H. E. McMinn and M. Van Rensselaer 1945-6-6 1888 ABCD Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  RSA305370  Mimulus aurantiacus var. puniceus D. C. Michener, J. Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-7 4298 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  RSA442698  Mimulus aurantiacus var. puniceus M. B. Dunkle 1928-11-25 2034 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UCR216686  Mimulus aurantiacus var. puniceus Dan S. Cooper 2010-4-19 410- 50 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  JEPS86956  Mimulus brevipes David M. Thompson 1988-5-5 876 Los Angeles 4.6 mi n Hwy 1 (along Malibu Canyon Road (Hwy N1), then 1.2 mi e along Piuma Road to entrance of Backbone Trail (n side of Piuma Rd.)); Santa Monica Mts. 180 Comment
  RSA725894  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UCR88618  Mimulus brevipes Scott D. White, Chet McGaugh 1995-5-16 3085 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
  SFV18457  Mimulus brevipes C. Ferguson 1973-5-1 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Main Canyon. Streamside. Comment
  UCR186604  Mimulus cardinalis T. B. Salvato, Sarah Flack 2007-8-8 3032 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR210238  Mimulus cardinalis R. G. Swinney 2008-10-20 9660 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR217822  Mimulus cardinalis Dan S. Cooper 2010-8-27 810- 93 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  RSA678166  Mimulus flemingii Mark A. Elvin, Orlando Mistretta 1996-3-24 125 Los Angeles Eagle Canyon, San Clemente Island Comment
  POM5178A  Mimulus floribundus C. F. Baker 1903-8-2 3448 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA582479  Mimulus floribundus Tim S. Ross, S. D. Boyd 1993-5-23 7235 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater canyons. 963 Comment
  RSA746860  Mimulus floribundus Orlando Mistretta 1992-5-21 369 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA226245  Mimulus guttatus Gary D. Cromwell, David W. Wheat 1971-7-1 697 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  RSA442766  Mimulus guttatus Elbert Benjamine 1929-5-26 197 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA607206  Mimulus guttatus Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  UC1971320  Mimulus guttatus Louis C. Wheeler 1967-5-23 9671 Los Angeles SAN GABRIEL MOUNTAINS: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. Comment
  POM62  Mimulus guttatus P. A. Munz 1918-4-5 2021 Los Angeles Pomona. Comment
  UCD122634  Mimulus guttatus Collector Unknown 1923-5-22 283 Los Angeles Eaton Canyon, Oak Flat, California. Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  RSA80120  Mimulus johnstonii F. W. Peirson 1920-6-10 196 Los Angeles Divide between Mt. Lowe and Mt. Markham 1646 Comment
  RSA746572  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  CAS-BOT-BC388663  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  SFV7375  Minuartia douglasii T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 894 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 625 Comment
  SD237524  Mirabilis laevis R. G. Swinney 2009-5-13 10774 Los Angeles Transverse Rangee; San Gabriel Mtns.: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Junipr Hills. 1121 Comment
  CATA1025  Mirabilis laevis var. crassifolia Mark L. Hoefs 1995-5-4 1946 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  LA200666  Mirabilis laevis var. crassifolia Norman A. Cole; May 1964 355 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  CAS-BOT-BC434877  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10702 Los Angeles N. side of Ave. D, Hwy 138, to Lancaster, 0.9 mi. e. of 24th St., 19.4 mi. e. of Gorman, w. Mojave Desert Comment
  UC204889  Monanthochloe littoralis R. L. Pendleton 1909-7-6 1425 Los Angeles Santa Catalina Island, Catalina Cove Catalina Cove; Santa Catalina Island, Catalina Cove 1 Comment
  RSA529175  Monardella australis Tim S. Ross, Steve Boyd 1991-7-24 5594 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  UC56936  Monardella breweri subsp. lanceolata J. Burtt Davy May 9 1896-May 24 1896 2638 b Los Angeles Leonis Valley Antelope Valley Comment
  LA62775  Monardella exilis Victor Duran; 1933-5-23 3415 Los Angeles near Lancaster 716 Comment
  RSA408588  Monardella lanceolata Erwin Miller 1934-6-30 s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA783075  Monolopia lanceolata Pam De Vries 2011-4-27 7773 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains. Off Blue Cloud Road, about 0.65 air miles NNW of the intersection of Blue Cloud Road and Bouquet Canyon Road., (1.2 air miles west of Vasquez Canyon Road and Bouquet Canyon Road). 486 Comment
  RSA608227  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin Park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
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Aug 13 2014
  RSA725184  Mucronea perfoliata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -106 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  SBBG113129  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 376 Los Angeles above W end of beach at Little Harbor 12 Comment
  UCR180719  Muhlenbergia microsperma R. G. Swinney 1995-4-4 3476 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  RSA0086864  Muhlenbergia microsperma Steven A. Junak 1998-6-13 SCa- 748 Los Angeles Santa Catalina Island: W side of Avalon Canyon drainage, along N rim of Quail Canyon, just W of Los Angeles County Fire Station. 24 Comment
  RSA762695  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  CAS-BOT-BC7238  Muilla coronata Charles Christopher Parry 1888-3-1 s.n. Los Angeles Lancaster Comment
  RSA599631  Muilla maritima Steve Boyd, Lauren Raz 1997-4-16 9525 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  SEINET3887502  Muilla maritima Keith Dobry 1991-5-14 537 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  UC1595392  Muilla maritima Tim Ross and Peter Fritsch 1990-6-20 3682 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  UC3795  Muilla maritima Harley P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  SDSU549  Munzothamnus blairii R. M. Beauchamp 1967-3-18 264 Los Angeles San Clemente Island. Comment
  SBBG98514  Myriopteris newberryi T. Ross 1991-5-23 5485 Los Angeles lower Tota Cyn, E escarpment 44 Comment
  RSA681044  Nama demissa Scott D. White 2003-6-8 9505 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  POM298884  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles Palos Verde hills near Walteria. Comment
  UCD87408  Nassella cernua W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  POM296801A  Nassella lepida Lyman Benson 1947-5-2 12350 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA660993  Nassella lepida LeRoy Gross 2001-5-28 413 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 549 Comment
  LA9421  Nassella pulchra A. M. Johnson; 1932-3-12 3848 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  SEINET269344  Nassella pulchra Scott D. White 1995-4-27 2948 Los Angeles Upslope from Winter Canyon near Pepperdine University; north of Pacific Coast Highway east of Malibu Canyon Road sout 91 Comment
  UCR174650  Navarretia atractyloides Jennifer H. Jones 2006-6-4 370 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  RSA788858  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15155 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 380 Comment
  UCR139268  Navarretia hamata A. C. Sanders 2003-5-22 26831 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
  UCR209440  Navarretia hamata R. G. Swinney 1969-5-10 461 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  LA206704  Navarretia hamata W. R. Ernst; May 1948 sn Los Angeles lower San Gabriel canyon Comment
  POM217109  Navarretia hamata subsp. hamata L. C. Wheeler 1932-6-4 805 Los Angeles Live Oak Canyon 518 Comment
  UC6596  Nemacaulis denudata var. denudata A. J. McClatchie July, 1896 Los Angeles Long Beach Comment
  UCR258926  Nemacladus R. G. Swinney 2010-4-20 12274 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR126549  Nemacladus longiflorus var. breviflorus Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  SBBG127088  Nemacladus pinnatifidus A. Parikh, N. Gale 2011-6-20 3488 Los Angeles S of Rabbit Peak, 1.8 km E of Angeles Forest Hwy, 0.2 km N of Monte Cristo Crk; San Gabriel Mtns 1330 Comment
  RSA597744  Nemacladus sigmoideus T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3747 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  POM184665  Nemophila menziesii var. integrifolia Joseph A. Ewan 1932-5-29 7188 Los Angeles Ridge east of Mount Gleason 1524 Comment
  CATA1945  Nemophila menziesii var. menziesii Reid Moran 1941-3-6 681 Los Angeles Santa Catalina Island: Middle Ranch Canyon 274 Comment
  SD253470  Nemophila spatulata R. G. Swinney 2011-5-19 14774 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Road 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  RSA0036977  Nicotiana attenuata R. G. Swinney 2010-5-11 12668 A 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
  RSA798119  Nicotiana attenuata Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0136 Los Angeles South side California State Route 2, approx. 0.3 mi. east of mile marker 66.82 2259 Comment
  RSA426674  Nicotiana bigelovii H. L. Bauer 1933-08 18008 Los Angeles Woodland. 305 Comment
  CAS-BOT-BC231569  Nicotiana glauca Peter H. Raven 1957-9-21 11360 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  CATA579  Nicotiana glauca Mark L. Hoefs 1991-4-7 1018 Los Angeles Santa Catalina Island: Cottonwood Canyon east of main road 64 Comment
  CLARK-A1528-5113  Nicotiana glauca John C. Roos 1942-9-20 1746 Los Angeles West Los Angeles Comment
  SEINET10696858  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3939 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA0048291  Nierembergia hippomanica P. R. Brown 1970-5-19 55 Los Angeles Trail, East hill, Canon de Lana. Comment
  RSA125209  Oenothera californica subsp. californica P. A. Munz 1957-5-15 22578 Los Angeles 14 mi. E of Lancaster. Comment
  RSA230706  Oenothera californica subsp. californica Robert F. Thorne, M. Z. Thorne 1969-7-10 38439 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  UCR162515  Oenothera elata Anuja Parikh, Nathan Gale 2004-6-1 2020 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  UCR99346  Oenothera laciniata L. C. Wheeler 1946-5-26 6212 Los Angeles El Monte. 2002 N Durbee Road. 80 Comment
  POM9739  Oenothera speciosa P. A. Munz 1921-05 4560 Los Angeles Between Chino & Pomona. 274 Comment
  RSA0115094  Oligomeris linifolia Steven A. Junak 2000-6-30 SCa- 1363 Los Angeles Santa Catalina Island. Just E of Catalina Harbor. 40 Comment
  RSA0097545  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18408 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 402 Comment
  RSA0097628  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  RSA0097794  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  POM317738  Opuntia X occidentalis David Walkington 1963-6-25 192 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
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Aug 12 2014
  CAS-BOT-BC56857  Opuntia X occidentalis Mr. Bigelow 1954-3-19 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  SEINET2449582  Opuntia X occidentalis Unknown 1951-1 Los Angeles Comment
  SFV12551  Opuntia basilaris M. H. Grayum, D. L. Koutnik 1977-11-25 885 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  UCR205610  Opuntia basilaris var. brachyclada R. G. Swinney 2008-5-13 8850 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  SBBG98471  Opuntia ficus-indica T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5063 Los Angeles lower Wilson Cyn; SW of and above pier operations 15 Comment
  POM285339A  Opuntia vaseyi Lyman Benson 1955-9-3 15591 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA97424  Oreonana vestita F. W. Peirson 1921-6-16 2651 Los Angeles ridge west of summit of Mt. Waterman 2286 Comment
  RSA660074  Orobanche californica subsp. feudgei Orlando Mistretta 1992-5-25 420 Los Angeles Fenner Canyon Conservation Camp. 1641 Comment
  RSA0076595  Orobanche fasciculata Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2907 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
  SEINET10600703  Oryzopsis miliacea Louis C. Wheeler 1967-7-30 Wheeler 10270 Los Angeles San Gabriel Mountains. All Trail CAnyon, BM 3434 near Tom Lucas campground. Sunny, moist sandy loam. 1006 Comment
  RSA592810  Osmorhiza brachypoda Steve Boyd, Orlando Mistretta 1996-5-1 8756 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  UCR271719  Oxalis pes-caprae R. G. Swinney 2011-3-26 14229 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA279604  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-29 4561 Los Angeles San Gabriel Mountains, along the Pacific Mountain Road, 1.3 mile west of Alder Saddle, 1.7 mile east of the turnoff to Pacifico Mountain 1814 Comment
  RSA332049  Oxytheca parishii var. parishii Wayne E. Sawyer 1981-6-29 73 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  RSA628584  Oxytheca parishii var. parishii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  UC1584915  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1991-7-24 5647 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1914 Comment
  UCR146457  Oxytheca parishii var. parishii Orlando Mistretta 1992-8-28 783 Los Angeles Transverse Ranges; San Gabriel Mtns., Mt. Gleason Management Unit, Angeles National Forest, Tujunga Ranger District 1814 Comment
  UC1745983  Oxytheca trilobata Annetta M. Carter, Arthur Carter 1935-9-13 990 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  CAS-BOT-BC121159  Paeonia californica Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains, Pacoima Canyon. 731 Comment
  RSA0055079  Paeonia californica Jim Shevock 1970-3-16 39 Los Angeles San Gabriel Mountains. 365 Comment
  RSA434244  Paeonia californica Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  RSA594554  Panicum capillare F. R. Fosberg, Joseph A. Ewan 1931-8-11 782 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  UCR270232  Panicum capillare R. G. Swinney 2011-6-30 15382 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR210066  Panicum dichotomiflorum subsp. dichotomiflorum A. C. Sanders 2009-11-6 37210 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM8493  Papaver californicum P. A. Munz, R. D. Harwood 1920-4-21 3714 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  CATA2036  Parietaria hespera var. californica Steven A. Junak, Keri Kirkland 1998-5-2 652 Los Angeles Santa Catalina Island: Near top of coastal bluffs, ca. 1.0 air miles W of East Peak, at end of ridge SW of Peak 1245 228 Comment
  SBBG19172  Parietaria hespera var. californica M. A. Piehl 1963-12-7 631034 Los Angeles point opposite Pyramid Head on SE tip of island 12 Comment
  UC1587746  Parietaria hespera var. californica Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5280 Los Angeles San Clemente Island San Clemente Island (w 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]); , Mosquito Cove 304 Comment
  UC557775  Parietaria hespera var. hespera Nell Murbarger May 1936 201 Los Angeles e side San Clemente Island Comment
  RSA715366  Parietaria judaica R. E. Riefner 2006-1-12 6 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  CDA20512  Parkinsonia aculeata M. O'Brien 2004-7-19 MOB 11 -04 Los Angeles South Coast; Mullholland Hwy, 0.5 mi S of the Diamond X ranch. 0 Comment
  RSA622846  Parnassia cirrata Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
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Feb 6 2008
  SD187491  Parthenocissus vitacea R. E. Riefner Jr. 2007-5-27 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. 68 Comment
  POM364368  Paspalum dilatatum Robert Gustafson 1980-9-16 1905 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR205178  Pectocarya anisocarpa R. G. Swinney 2008-4-10 8638 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  RSA589185  Pectocarya recurvata T. S. Ross 1991-4-28 4738 Los Angeles Black Butte, Southeasterly finger of the butte. 930 Comment
  SD186143  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SD237624  Pedicularis semibarbata R. G. Swinney 2008-7-24 9283 Los Angeles San Gabriel Mountains: Waterman Mountain (Waterman Mountain 7.5'Q) 2412 Comment
  RSA686717  Pellaea andromedifolia F. R. Fosberg 1931-4-2 R 86 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  UC42647  Pellaea andromedifolia W. H. Brewer 1860-12-5 37 Los Angeles Los Angeles Comment
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Sep 7 2009
  UC1795033  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2001-7-30 1079 Los Angeles San Gabriel Mountains at Red Box Picnic Area on Angeles Crest Hwy (Hwy 2), Angeles National Forest Red Box Station. Angeles Crest Hwy and Mount Wilson/Red Box 1432 Comment
  LA94172  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-26 1798 Los Angeles SANTA MONICA MOUNTAINS, Garapito Creek, ca 1 mi E of Topanga Canyon Rd. 396 Comment
  UCR197200  Pellaea mucronata var. mucronata Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 707 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCR205703  Pennisetum setaceum A. C. Sanders, T. B. Salvato 2009-5-20 36863 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  UCR209131  Pennisetum setaceum R. G. Swinney 2008-6-24 9096 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA166501  Penstemon centranthifolius W. G. Webb 1935-3-16 s.n. Los Angeles Tujunga Canyon Wash, north of Sunland 442 Comment
  RSA0096804  Penstemon grinnellii R. G. Swinney 2011-10-10 15753 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCSB7485  Penstemon grinnellii Crum, Charles 1958-7-3 Los Angeles Crystal Lake recreation area; near Los Angeles below 182 Comment
  RSA529184  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Steve D. Boyd 1991-7-24 5623 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  PASA878  Penstemon heterophyllus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCR24490  Penstemon heterophyllus John C. Roos 1942-6-6 984 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  NY601634  Penstemon heterophyllus var. australis A. M. Ottley 1920-5-8 641 Los Angeles San Rafael Hills Comment
  NY601673  Penstemon heterophyllus var. australis F. W. Johnson 1913-9-7 1537 Los Angeles Echo Mountain, Altadena 1066.8 Comment
  RSA730174  Penstemon labrosus R. G. Swinney 1998-9-4 6885 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA226542  Penstemon spectabilis C. W. Tilforth 1969-8-5 232 Los Angeles Vacant natural area N of Claremont. Comment
  SEINET4438930  Pentachaeta lyonii W. S. Lyon 1885-1 Los Angeles Comment
  UCSB62245  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the East Fork of the San Gabriel River, ca. 1 mi. downstream from upper Fish Fork Camp 1584 Comment
  CAS-BOT-BC73799  Peritoma arborea var. arborea J. Johnston 1917-4-11 s.n. Los Angeles Malibu Coast - mout of Trancas Cyn., north of Pacific coast Hwy. USGS Point Dume quad. 7 Comment
  SEINET12102473  Persea americana Unknown 1941-1 s.n. Los Angeles Pasadena Comment
  RSA723074  Persicaria maculosa LeRoy Gross 2007-5-16 2742 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. Near 273 Comment
  UCR272631  Phacelia brachyloba R. G. Swinney 2011-9-22 15668 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  CATA911  Phacelia cicutaria var. hispida Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1754 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  RSA0081781  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SD260257  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14937 B Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 2009 Station Fire burn. (Chilao Flat 7.5'Q) 1096 Comment
  UC450888  Phacelia cicutaria var. hispida Fay A. Macfadden 1931-4-9 30 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  UCR258558  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13018 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UC1426023  Phacelia cicutaria var. hispida Robert F. Thorne 1971-3-31 41436 Los Angeles n Mountain Ave.; San Gabriel Mts., Claremont, Johnson's Pastures 548 Comment
  RSA74936  Phacelia davidsonii Raymond J. Dobbs 1927-5-31 7675 Los Angeles Barley Flats. 1707 Comment
  UC671746  Phacelia davidsonii Lincoln Constance and Frank W. Peirson 1941-6-25 2854 Los Angeles near head of Vincent Gulch; San Gabriel Mountains 2133 Comment
  SD38330  Phacelia davidsonii J. McCulloch 1931-5-4 2065 A Los Angeles San Gabriel Range Comment
  RSA0085028  Phacelia distans R. G. Swinney 2010-4-30 12448 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  UC131688  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont Comment
  UC1426035  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles old raised beach 2/3 mi sse Eel Point (n of Seal Cove, sw side of island); San Clemente Island 30 Comment
  UCR146464  Phacelia distans Orlando Mistretta 1992-6-12 556 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  RSA639565  Phacelia distans Louis C. Wheeler 1967-5-23 9672 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  CAS-BOT-BC141537  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Plants of San Clemente Island, on rocks at west end of Northwest Harbor 15 Comment
  CAS-BOT-BC141538  Phacelia floribunda Peter H. Raven 1962-5-10 17728 Los Angeles San Clemente Island, near bottom of Horse Canyon (large canyon west of Thirst) 457 Comment
  RSA517855  Phacelia fremontii Steve Boyd 1986-3-30 1507 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SDSU6646  Phacelia fremontii D. F Howe 1947-5-6 1533 Los Angeles North side of San Gabriel Mts. 1676 Comment
  UC1563055  Phacelia fremontii Steve Boyd and Orlando Mistretta 1986-3-31 1555 Los Angeles Hwy 138 4 mi e jct w/ Hwy 18 (ne of Pinyon Hills); Mojave Desert Comment
  UC809759  Phacelia fremontii Philip A. Munz 1949-4-26 13082 Los Angeles near Phelan; Mohave Desert 944 Comment
  UCR6120  Phacelia fremontii Steve Stadler 1966-4-17 41766- 65 Los Angeles E side of San Gabriel Mtns., 0.5 mi. north of Mile High on road [N4] that connects Mile High with the Palmdale - Cajon Junction Road [Hwy 138] 1463 Comment
  SEINET6097661  Phacelia fremontii Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA200566  Phacelia grandiflora Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1969-6-21 4596 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA138138  Phacelia grandiflora E. K. Balls 1960-5-23 24124 Los Angeles 0.5 mile N of Jct Mulholland Drive and road to Backus, Santa Monica Mts. 610 Comment
  RSA659839  Phacelia grandiflora Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Near crossing of USFS Road 2N66 and Fern Canyon drainage just W of water tank. 768 Comment
  CAS-BOT-BC6871  Phacelia hispida var. eximia Fordyce Grinnell 1903-12-31 109 Los Angeles Santa Anita Canyon, Mt. Wilson Trail Comment
  UC55297  Phacelia imbricata subsp. imbricata J. H. Barber 1897-4-20 145 Los Angeles Pomona Comment
  RSA230266  Phacelia imbricata subsp. patula Robert F. Thorne 1969-7-2 38306 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA166635  Phacelia imbricata subsp. patula H. Dearing 1944-10-5 5902 Los Angeles Chilao. 1524 Comment
  RSA598083  Phacelia longipes Tim S. Ross 1990-6-25 3778 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UC1282134  Phacelia longipes Victor Duran 1933-7-27 3539 Los Angeles at Burchham Creek Little Rock Creek 1737 Comment
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Feb 8 2007
  SD85034  Phacelia lyonii E. R. Blakely 1962-6-9 5206 Los Angeles San Clemente Island, 2.5 miles north of China Point, canyon west of road 213 Comment
  SFV21028  Phacelia minor L. Gross 2002-2-24 483 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  RSA428068  Phacelia minor M. D. Proctor 1950-5-31 832 Los Angeles Santa Anita Canyon Comment
  UCD120565  Phacelia minor Arthur Alcantara 1993-4-1 s.n. Los Angeles Stetson Ranch, Santa Susana Mtns. N. on Balboa past I-5 fwy., rt. On Foothill Blvd., lt. on Glenoaks Blvd. and then a quick lt. onto dirt road, trail to top of hillside, on rt. Side of trail. 390 Comment
  UCR127033  Phacelia viscida Mark A. Elvin 2003-4-9 2472 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  RSA428241  Phacelia viscida Louis C. Wheeler 1932-3-20 512 Los Angeles Head of Mandeville Canyon, Santa Monica Mts 488 Comment
  CATA1482  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-4-30 2683 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  RSA251545  Phalaris caroliniana R. F. Thorne 1973-4-12 42956 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  CAS-BOT-BC259052  Phalaris lemmonii L. R. A. 1901-4-1 1459 Los Angeles Inglewood Comment
  SD90272  Phalaris lemmonii Robert F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island; S of Pyramid Cove near Silver Mine, moist bottom of old bomb crater 29 Comment
  CAS-BOT-BC250599  Phalaris minor L. A. Greata 1901-4-1 s.n. Los Angeles The Palms Comment
  RSA177745  Phalaris minor R. F. Thorne, P. Everett 1965-5-11 34531 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  UCSB7022  Philadelphus lewisii Gill, Robert 1959-4-14 Los Angeles Little Dalton Canyon; San Gabriel Mt. Range 365 Comment
  SBBG108911  Pholistoma racemosum S. A. Junak 1997-3-11 SCl 755 Los Angeles W fork of small cyn SSE of Triangulation Stn Guds, ca. 0.4 mi SSE of Guds on E side of Sibara Ridge 91 Comment
  UCR206450  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR101176  Phoradendron villosum L. C. Wheeler 1962-3-3 7975 Los Angeles San Gabriel Mtns, Kentucky Springs Canyon 1204 Comment
  CAS-BOT-BC452035  Phyllospadix torreyi James R. Shevock 1973-9-29 3195 Los Angeles Near Bluff Cove, Palos Verdes Estates Comment
  LA33800  Pickeringia montana subsp. montana Henry J. Thompson; 1959-5-24 2016 Los Angeles Santa Monica Mountains, 1.4 mi E of Saddle Peak along road from Saddle Peak to Topanga Canyon 731 Comment
  UC1129886  Pickeringia montana var. montana Jerome S. Horton 1936-6-8 353 Los Angeles old road just above Prison Camp; Pomona Quadrangle, San Dimas Experimental Forest, Bell Canyo Comment
  UCR178394  Pickeringia montana var. montana LeRoy Gross 2001-5-28 411 Los Angeles Verdugo Mountains, northeast side; Verdugo City off of Mesa Lila Road, ridge between Henderson and Engleheard Canyons 549 Comment
  RSA384290  Pinus attenuata Ora M. Clark 1929-1-6 1465 Los Angeles Elysian Park, L.A. Comment
  SEINET10530510  Pinus canariensis David B. Dunn 1939-10-18 Dunn UMO 46537 Los Angeles Cultivated tree commonly planted in southern California, tree with a stem injury or something which caused many sprouts from the base which all had juvinile foliage. Coll. along Sunset Blvd. near Beverly Hills Hotel. 213 Comment
  CAS-BOT-BC78748  Pinus lambertiana W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak Comment
  RSA384349  Pinus lambertiana Ora M. Clark 1928-12-8 1364 Los Angeles Mt. San Antonio Comment
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Mar 27 2014
  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
  RSA384364  Pinus monophylla George R. Johnstone 1928-03 s.n. Los Angeles Near Little Rock, Mojave Desert Comment
  RSA631080  Piperia cooperi Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island: 0.3 mile SSE Isthmus Bench Mark. 122 Comment
  CDA2305  Piptatherum miliaceum T. S. Ross, Peter Fritsch 1990-6-2 3595 Los Angeles San Gabriel Mountains; Mouth of Burro Canyon near the confluence of the E and W forks of the San Gabriel River Comment
  SBBG31105  Piptatherum miliaceum R. F. Thorne 1966-9-14 36643 Los Angeles behind Ben Weston Beach 3 Comment
  LA33418  Piptatherum miliaceum Peter H. Raven; Henry J. Thompson 1959-9-6 4391 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  SEINET10529840  Pityrogramma triangularis Jason R. Grant, W. Wheeler 1904-4-21 Grant 530 a Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off southern California. Comment
  CAS-BOT-BC71786  Pityrogramma triangularis var. viscosa Carl B. Wolf 1932-5-9 3499 Los Angeles Santa Catalina Island, along road to Renton Mine, about due West of Pebbly Beach 304 Comment
  UCR120572  Plagiobothrys arizonicus Steven R. Hill, K. Kramer 2001-4-22 33345 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR126605  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26062 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  RSA715201  Plagiobothrys arizonicus Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1934 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  LA40190  Plagiobothrys nothofulvus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC60842  Planodes virginica Louis C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills. 304 Comment
  CATA388  Plantago coronopus Mark L. Hoefs 1974-5-2 453 Los Angeles Santa Catalina Island: Above Parsons' Landing, by road 30 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
  RSA720431  Plantago coronopus F. R. Fosberg 1931-5-21 S 4947 Los Angeles Santa Catalina Island. Soapstone Quarries, Parsons Landing. 15 Comment
  CATA1986  Plantago erecta Steven A. Junak, Mark Hoef, Sara Crockett 1997-3-27 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, about 0.65 miles SW of Black Jack Peak 396 Comment
  SBBG17771  Plantago erecta P. H. Raven 1962-4-10 17227 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  SD252362  Plantago erecta Steven A. Junak 2000-4-15 Sca 1193 Los Angeles Santa Catalina Island: Avalon Canyon, near E Summit Road, 0.4 mile inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  UC56229  Plantago erecta H. M. Hall Apr 1903 3767 Los Angeles Playa del Rey Comment
  UCR142493  Plantago erecta F. R. Fosberg 1931-3-26 S- 4383 Los Angeles Channel Islands, west [of] Hamilton Beach, Santa Catalina Island 80 Comment
  RSA747295  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley: San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee. 70 Comment
  RSA402054B  Plantago lanceolata Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  LA212300  Plantago major E. E. Gripp; 1951-7-28 s.n. Los Angeles Winetka near River. Comment
  SBBG105346  Plantago ovata var. insularis H. L. Ferguson 1980-4-16 131 Los Angeles Westshore Reservoir near Montago skeet range, S of sand dunes area Comment
  RSA747445  Platanthera Richard G. Swinney 2001-9-15 8142 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  SEINET8043948 Image available Platanus racemosa R. G. Swinney 2010-1 12297 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near end of Wallabi Ave. 433 Comment
  UCR204043  Platystemon californicus R. G. Swinney 2005-5-14 8237 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  CATA2956  Pluchea odorata Sarah Ratay, Ruth Ratay 2006-9-21 100 Los Angeles Santa Catalina Island: Coffeepot canyon 0 Comment
  UC1154188  Poa David B. Dunn 1948-2-26 3697 Los Angeles 3 1/2 mi sw San Dimas (California State Polytech campus) Comment
  UCD92201  Poa R. Tofsrud 1949-4-1 s.n. Los Angeles Highway 138, between Pearblossom and Cajon. Comment
  POM11451  Poa annua P. A. Munz, R. D. Harwood 1920-3-13 3313 Los Angeles San Jose Hills 2 miles W of Pomona 305 Comment
  RSA624001  Poa annua Cora Mae Life 1935-03 s.n. Los Angeles Los Angeles - along roadside everywhere Comment
  SBBG56747  Poa annua M. N. Ackley -Feb-1926 7 Los Angeles Eagle Rock 182 Comment
  UCR178939  Poa annua R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  IRVC27982  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26113 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA545331  Poa secunda Timothy S. Ross 1992-4-14 6154 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  CAS-BOT-BC236187  Poa secunda subsp. secunda P. Munz; G. Williams; L. Street 1919-4-5 2433 Los Angeles Puddingstone Canon Comment
  CAS-BOT-BC236188  Poa secunda subsp. secunda Geo. B. Grant 1903-4-1 1015 Los Angeles Old Wilson Trail Comment
  CAS-BOT-BC236191  Poa secunda subsp. secunda Geo. B. Grant 1903-3-22 1524 Los Angeles Garvanza Comment
  UC1713250  Poa secunda subsp. secunda I. M. Johnston 1917-6-20 1355 Los Angeles USFS Lookout; San Antonio Mts 1828 Comment
  RSA229081  Poa secunda var. secunda R. F. Thorne 1971-6-30 40772 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  RSA460140  Polygala cornuta var. fishiae Anstruther Davidson 1893-07 s.n. Los Angeles Mount Wilson Trail. Comment
  RSA0080723  Polygonum aviculare R. G. Swinney 2010-9-7 13710 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR150052  Polygonum aviculare L. C. Wheeler 1973-6-15 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles: between San Diego (405) Fwy and Sepulveda Blvd., just east of Alameda St 8 Comment
  UCR205737  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36985 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  CAS-BOT-BC71894  Polypodium californicum Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  CAS-BOT-BC71906  Polypodium californicum Blanche Trask s.n. Los Angeles Avalon, Santa Catalina Island Comment
  POM12194  Polypodium californicum M. L. Kendall 1921-1-30 11 Los Angeles San Jose Hills, near Pomona Comment
  POM12379  Polypodium californicum M. L. Kendall 1921-3-23 108 Los Angeles Lone Hill, San Dimas Comment
  RSA689898  Polypodium californicum T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR133059  Polypodium californicum R. G. Swinney 1989-11-24 1479 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCSB62392  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  POM12481  Polypodium californicum M. L. Kendall 1921-3-19 62 Los Angeles Puddingstone Canyon, San Dimas Comment
  SFV14641  Polypodium californicum S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon, north of Topanga Canyon Road development. 1.5 miles upstream of dam. Comment
  UCSB62348  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NE of Sunland, Trail Canyon, tributary of Big Tujunga Canyon, ca. 1/4mi upstream Comment
  UCSB62495  Polypodium californicum Kiefer, Lawrence 1966-6-5 Los Angeles San Gabriel Mtns., San Dimas Canyon, ca. 0.25mi below the damkeeper's house 457 Comment
  CATA1690  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2985 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  UCD91380  Polypogon monspeliensis Robert F. Thorne; P. Everett 1965-5-11 34550 Los Angeles Behind N beach at Little Harbor, Santa Catalina Island. 1 Comment
  RSA533419  Polypogon viridis Timothy S. Ross 1991-4-21 4528 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  CDA7762  Polypogon viridis Michael O Brien 2007-6-24 s.n. Los Angeles Malibu Bluffs 0 Comment
  LA33350  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-4 14583 Los Angeles Santa Monica Mountains, Point Mugu, 2 mi. N of Point Mugu along field by Revolon Slough 9 Comment
  UCR190517  Polystichum imbricans R. G. Swinney 2000-6-19 7833 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR194189  Polystichum imbricans R. G. Swinney 1998-7-29 6545 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCSB8318  Polystichum munitum Crum, Charles 1958-7-3 Los Angeles Crystal Lake Road. 1219 Comment
  UCR125240  Populus fremontii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25498 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA569954  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4866 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  POM360804  Populus trichocarpa H. L. Bauer 1932-5-1 s.n. Los Angeles Chaparral near mouth of Topanga Canon. 30 Comment
  SFV21772  Portulaca oleracea J. N. Hogue 2010-7-10 370 .06 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  RSA11930  Potentilla glandulosa Fay A. MacFadden 1933-6-15 11072 Los Angeles Verdugo Mountains: La Tuna Canyon one mile beyond Belmont Co. Club. Comment
  LA52100  Potentilla glandulosa subsp. glandulosa Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR49277  Prunus caroliniana A. C. Sanders 1987-10-13 7424 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  RSA495630  Prunus emarginata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 354 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  UCR165239  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29481 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR200196  Prunus ilicifolia Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 873 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon 366 Comment
  SEINET3840706  Prunus persica Unknown 1939-7-5 157 Los Angeles Los Angeles, Dr. Doyles garden Comment
  HSC101292  Pseudognaphalium biolettii R. G. Swinney 2009-3-28 10190 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  RSA600127  Pseudognaphalium biolettii L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  UCR149350  Pseudognaphalium biolettii R. G. Swinney 1998-3-14 5902 Los Angeles San Gabriel Mtns., Potato Mountain, NW of Upland 1043 Comment
  OBI16442  Pseudognaphalium biolettii Robert J. Rodin 1953-5-2 5818 Los Angeles On a cliff near the sea just S of White's Cove, Catalina Island Comment
  POM358750  Pseudognaphalium biolettii F. R. Fosberg 1930-3-30 3056 Los Angeles Del Rey. 3 Comment
  RSA527607  Pseudognaphalium biolettii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4432 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SBBG54255  Pseudognaphalium biolettii F. C. Boutin 1967-4-23 1699 Los Angeles NW of Eel Pt Comment
  LA200205  Pseudognaphalium californicum Harlan Lewis; 1940-2-4 1056 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak 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
  CAS-BOT-BC357040  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-7-7 8160 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  SBBG9842  Pseudognaphalium microcephalum T. Ross 1991-5-22 5465 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  JEPS46752  Pseudotsuga macrocarpa H. L. Mason 1926-1-1 Los Angeles Mt. Wilson Comment
  RSA656851  Pseudotsuga macrocarpa Valerie L. Soza, Laura Moore 2000-6-14 1014 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  NY63565  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCD150962  Psilostrophe cooperi D. S. Park 2010-4-26 48 Los Angeles Ranch Santa Ana Botanic Garden 325 Comment
  RSA0082966  Pteridium aquilinum R. G. Swinney 2010-8-26 13603 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  LA94236  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-26 1772 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA674320  Pteridium aquilinum var. pubescens LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 722 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. 613 Comment
  RSA0011717  Pteris vittata David M. Hutt 1959-9-30 599 Los Angeles San Gabriel Canyon north of Azusa. In canyon just below Morris Dam. 396 Comment
  RSA0062846  Pterostegia drymarioides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6769 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG42283  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, SE point of island Comment
  RSA453107  Pterostegia drymarioides E. Crow 1928-4-11 247 Los Angeles hills south of Pomona Comment
  SEINET10825069  Pueraria lobata Heidi H. Schmidt 1999-10-10 Schmidt 3917 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  CAS-BOT-BC158660  Purshia tridentata var. glandulosa Clare B. Hardham 1959-6-16 4874 Los Angeles Dry wash near Pear Blossom Comment
  RSA747198  Pycnanthemum californicum R. G. Swinney 2005-8-5 8385 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UC586867  Pycnanthemum californicum Joseph Andorfer Ewan 1934-8-5 8459 Los Angeles Prairie Fork of San Gabriel River; San Gabriel Mts., Prairie Fork of San Gabriel River 1524 Comment
  RSA467874  Pyrola bracteata George B. Grant 1906-08 7156 Los Angeles Pasadena Comment
  RSA0080459  Pyrola dentata Anstruther Davidson 1906-6-8 1502 Los Angeles Big Rock Creek. 1982 Comment
  CAS-BOT-BC45777  Quercus I. M. Johnston 1918-9-1 2138 Los Angeles near Brown's Flats (just north of Pomona College P), Upper Sonoran Zone 1371 Comment
  UCR70784  Quercus X grandidentata George B. Grant 1904-6-14 1931 Los Angeles Monrovia Comment
  CAS-BOT-BC45628  Quercus agrifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8469 Los Angeles Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 682 Comment
  RSA0081140  Quercus agrifolia R. G. Swinney 2010-4-15 12264 Los Angeles 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
  UCSB34874  Quercus agrifolia R. Lloyd 1959-3-24 81 Los Angeles 10 MI N OF CASTAIC ON US HWY 99 OAK FLATS FIRE STATION 822 Comment
  LA105365  Quercus berberidifolia Barry A. Prigge; 1989-4-23 8463 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 Comment
  RSA573418  Quercus berberidifolia Louis C. Wheeler 1932-4-1 540 Los Angeles 2 mile NE La Verne, Alt 1325ft 404 Comment
  SFV16177  Quercus berberidifolia P. A. Krueger 1994-5-14 24 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  UC1870277  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1200 Feet. 365 Comment
  CAS-BOT-BC62529  Quercus chrysolepis G. B. Grant 1902-5-27 156 Los Angeles Santa Anita Canon Comment
  LA30436  Quercus chrysolepis Marcus E. Jones; 1931-10-10 q 28586 Los Angeles San Gabriel Mountains, San Antonio Canyon 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
  UC1311668  Quercus chrysolepis Robert J. Rodin 1953-5-2 5820 Los Angeles near White's Cove; Catalina Island Comment
  UC142614  Quercus chrysolepis C. F. Baker 1903-9-20 3688 Los Angeles near Claremont; San Antonio Canyon Comment
  UCD45434  Quercus chrysolepis Donald R. Bissing 1973-6-2 121 Los Angeles Evey Canyon, San Gabriel Mountains. On canyon wall below road cut 0.7 mile from mouth of canyon. Alt. 2560 ft. 780 Comment
  UCR191258  Quercus chrysolepis R. G. Swinney 1998-7-2 6214 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR186573  Quercus douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32221 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA573425  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-13 356 Los Angeles Mouth of Liveoak Canyon 409 Comment
  RSA177660  Quercus engelmannii Robert F. Thorne, P. Everett 1965-5-12 34611 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  RSA476787  Quercus engelmannii F. R. Fosberg 1931-1-7 7111 Los Angeles Arcadia 150 Comment
  SBBG105565  Quercus garryana var. breweri T. Ross, S. Boyd 1994-9-21 8307 Los Angeles upper W end of the mtn, along Forest Service Rd, SW of Sandberg Triangulation Pt 1575 Comment
  SBBG44656  Quercus garryana var. breweri W. B. Holt 1941-10-19 6 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  CAS-BOT-BC105253  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8050 Los Angeles Liebre Mountains.Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  CAS-BOT-BC61504  Quercus lobata Geo. B. Grant 1901-5-12 s.n. Los Angeles Pasadena Comment
  POM370196  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Between the first 2 summits north of Castaic. 762 Comment
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Jun 25 2014
  OBI4456  Quercus pacifica Robert J. Rodin 1953-5-2 5820 Los Angeles Near White's Cove, Catalina Island Comment
  SBBG111476  Quercus pacifica J. M. Tucker 1992-3-29 Los Angeles just E of Haypress Reservoir, roughly 1.75 mi NW of Avalon 396 Comment
  CAS-BOT-BC257063  Quercus tomentella P. S. Manos 1988-10-28 699 Los Angeles San Clemente Island, N fork of Eagle Canyon 243 Comment
  SD66889  Quercus tomentella R. Mitchel Beauchamp 1967-3-17 275 Los Angeles San Clemente Island, in canyon below Lemon Tank Comment
  UCSB63429  Quercus tomentella Ross, Tim; Kellogg, Elizabeth 1992-4-12 Los Angeles San Clemente Island; 110 degrees ESE, 480-600 m. from Vista (point), at the head of Grove Canyon 495 Comment
  UCR182255  Quercus wislizeni R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  UC1605495  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1992-7-5 6607 Los Angeles Red Mountain Liebre Mountains, Warms Springs Mountain U.S.G.S. 7.5' Quad. 1200 Comment
  CAS-BOT-BC362475  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM6244  Rafinesquia californica Harry Pruett 1909-5-25 s.n. Los Angeles Claremont. 365 Comment
  POM8739  Rafinesquia californica P. A. Munz, R. D. Harwood 1920-5-15 3961 Los Angeles Santa Monica Mountains 305 Comment
  RSA399398  Ranunculus californicus Ora M. Clark 1929-3-23 1774 Los Angeles Santa Monica Mts. Comment
  RSA250078  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42186 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault). 1570 Comment
  RSA158284  Raphanus raphanistrum P. H. Raven 1962-4-11 17300 Los Angeles Behind Northwest Harbor; San Clemente Island 6 Comment
  RSA738051  Raphanus sativus Bill Duval s.n. Los Angeles La Canada Comment
  RSA529163  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1991-7-24 5656 Los Angeles Granite Mountain: San Gabriel Mountain Range. Chilao Flat 1976 Comment
  CAS-BOT-BC59972  Rhamnus crocea Louis Wheeler 1932-4-1 547 Los Angeles San Jose Hills at Pomona. 304 Comment
  RSA784522  Rhamnus crocea J. D. Olmsted 1959-3-27 324 Los Angeles San Dimas Creek drainage area: 0.25 mi SW of stream gaging station below San Dimas ranger station. 457 Comment
  UC457337  Rhamnus crocea Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  LA32116  Rhamnus ilicifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13911 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 3.8 mi N of Pacific Coast Hwy. 548 Comment
  LA91500  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-20 100 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, along trail on SW-slope of BDC peak. 563 Comment
  RSA0094088  Rhamnus ilicifolia Richard G. Swinney 2011-11-3 15997 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA1649  Rhamnus ilicifolia Ralph Hoffmann 1931-5-3 324 Los Angeles San Francisquito Canyon. Comment
  RSA653466  Rhamnus ilicifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 753 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  RSA802575  Rhamnus ilicifolia Orlando Mistretta, Christine Mistretta 2011-7-6 5915 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  SBBG13807  Rhamnus pirifolia M. A. Piehl 1962-10-3 62537 Los Angeles Cape Cyn 243 Comment
  RSA390148  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  JEPS30433  Rhaponticum repens Peter H. Raven and Henry J. Thompson 1959-10-31 14731 Los Angeles Roase Ave at Walgrove Ave in Santa Monica; Santa Monica Mountains 45 Comment
  CAS-BOT-BC170432  Rhus integrifolia Parnay Mar. 209 Los Angeles Big Tejunga Wash Comment
  RSA760591  Rhus integrifolia R. G. Swinney 2009-3-10 10070 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SD90471  Rhus integrifolia Robert F. Thorne 1970-3-5 Los Angeles Santa Catalina Island: Upper Avalon Canyon Comment
  UCR170623  Rhus integrifolia Alex R. Van Dam 2004-4-25 029 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  UCR258579  Rhus integrifolia R. G. Swinney 2010-4-23 12365 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA0062682  Rhus laurina Matt Bogdanoff 1981-5-31 43 Los Angeles Big Dalton Canyon Road, 0.7 mi E of junction with Glendora Mountain Road, N of Glendora. 365 Comment
  LA62855  Rhus ovata Carl Epling; May 1927 sn Los Angeles near summit, Ridge Route 1523 Comment
  RSA612199  Rhus ovata Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  POM302527  Ribes amarum J. C. Roos 1943-2-13 2597 Los Angeles near Chantry Flats, Santa Anita Canyon Comment
  RSA549572  Ribes amarum Tim S. Ross 1991-3-10 4209 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA0091714  Ribes aureum var. gracillimum R. G. Swinney 2011-4-9 14387 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
  UC575715  Ribes aureum var. gracillimum Lewis S. Rose 1934-12-27 34519 Los Angeles Monrovia Comment
  UC69256  Ribes californicum var. hesperium Ernest Braunton Jan 1903 751 Los Angeles Eaton Canyon Comment
  RSA733040  Ribes cereum var. cereum R. G. Swinney 1999-8-16 7660 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  LA205447  Ribes indecorum Willis H. Wheeler; 1930-3-7 sn Los Angeles Thompson Creek Wash Comment
  LA50760  Ribes indecorum Henry J. Thompson; 1959-5-31 2056 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  CAS-BOT-BC173422  Ribes malvaceum T. Craig; W. Simonds 1927-4-30 233 Los Angeles Fern Canyon, near Brown's Flats, San Antonio Mts. Comment
  RSA441467  Ribes malvaceum var. viridifolium Glenn B Coy 340 Los Angeles Mulholland Drive, Beverly Hills Comment
  RSA764926  Ribes nevadense Doris Bowers 1957-4-28 326 Los Angeles Camp LaVerne, Barton Flats 2134 Comment
  CAS-BOT-BC209698  Ribes quercetorum L. R. Abrams 1925-3-27 10887 Los Angeles Between Saugus and the summit on the road to Palmdale Comment
  RSA476234  Ribes quercetorum Ora M. Clark 1929-3-29 1824 Los Angeles N. W. Sandberg. Comment
  RSA454970  Ribes roezlii T. S. Clare 1931-1-1 15898 Los Angeles San Gabriel Mtss, Orchard Camp. 1372 Comment
  RSA749146  Ribes speciosum Erika Brooks, A. Shaw, C. Clarke 2009-5-18 E- 2 Los Angeles Claremont, RSABG. Path leading westward from the main building where the path first forks; surrounded by shrubs. 399 Comment
  SBBG17033  Ribes speciosum K. A. Wilson 1961-3-10 959 Los Angeles Old Topanga Cyn Rd, ca. 1/4 mi W of Topanga Cyn Rd Comment
  SBBG21943  Ribes viburnifolium R. F. Thorne with P. C. Everett 1964-2-6 33292 Los Angeles above Fourth of July Cove 30 Comment
  RSA225738  Romneya coulteri Robert F. Thorne, A. C. Gibson 1971-5-22 39743 Los Angeles Fish Canyon. 335 Comment
  CAS-BOT-BC92176  Romneya coulteri var. coulteri June Giddings s.n. Los Angeles Altadena. Comment
  CAS-BOT-BC147472  Rosa californica Timothy S. Ross; Steve Boyd 1994-9-20 8272 Los Angeles Lower Spunky Canyon: this stretch draining SSE exiting into Bouquet Reservoir 950 Comment
  CAS-BOT-BC147484  Rosa californica Le Roy Abrams; E. A. McGregor 1908-6-20 407 Los Angeles Liebre Mountains. Between Oakgrove Canyon & Elizabeth Lake Comment
  POM1541  Rosa californica Otis Hiatt 1918-6-3 s.n. Los Angeles Topanga Canyon. Comment
  RSA499274  Rosa californica Unspecified 1920-09 s.n. Los Angeles Topanga Canyon. Comment
  UCR179269  Rosa woodsii R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon 610 Comment
  UCR182771  Rosa woodsii R. G. Swinney 1997-7-22 5714 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA0066302  Rosa woodsii subsp. gratissima Anonymous s.n. Los Angeles Angeles National Forest. Upper Chilao Campground. 1615 Comment
  CAS-BOT-BC146955  Rosa woodsii var. gratissima R. J. Dobbs 1924-7-17 3001 Los Angeles Near Buckhorn 1828 Comment
  RSA584500  Rubus ursinus Tim S. Ross 1992-5-24 6407 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  UCR219413  Rumex crispus R. G. Swinney 2009-3-26 10167 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  HSC17614  Rumex hymenosepalus C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  UCR126557  Rumex hymenosepalus A. C. Sanders, Andy Thomson 2003-4-15 26012 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  RSA600402  Rumex salicifolius var. denticulatus Steve Boyd, Lauren Raz 1997-4-30 9626 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
  UC850619  Rumex salicifolius var. salicifolius L. W. Nuttall 326 Los Angeles Santa Catalina Island Comment
  UC2048894  Rumohra adiantiformis R. E. Riefner Jr. 2016-9-24 16 -375 Los Angeles City of Venice, along Venice Blvd. between Lyceum Ave. and Walgrove Ave. Comment
  LA200488  Rupertia physodes O. A. Plunkett; 1932-5-18 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  UCR212768  Salix exigua Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1807 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 180 Comment
  UC482093  Salix exigua var. hindsiana F. Ray Fosberg 1931-10-23 5850 Los Angeles between Calabasas and Agoura (near top of grade on hwy.); Santa Monica Mts. Comment
  LA208744  Salix laevigata Carl Hedin; Joseph Ewan 1933-6-29 7644 Los Angeles Above Ballona Creek, S of Culver City [Area 2] Comment
  RSA127416  Salix laevigata Peter H. Raven, Henry J. Thompson 1959-10-18 14668 Los Angeles Mouth of Medea Creek, north arm of Malibu Lake 221 Comment
  POM156304  Salix lasiolepis L. R. Abrams 1902-3-6 3103 Los Angeles Centinela creek, Inglewood. Comment
  RSA12359  Salix lasiolepis Fay A. MacFadden 1931-03 3074 Los Angeles Verdugo Mountains: Tuna Canyon, edge of wash above Belmont Club. Comment
  RSA622831  Salix lasiolepis Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  UC492421  Salix lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UC506409  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-2-16 7660 Los Angeles at Colina Dr. Verdugo Canyon Comment
  UCR189877  Salix lasiolepis R. G. Swinney 1998-7-21 6475 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  UCR203103  Salix lasiolepis R. G. Swinney 2001-8-27 8114 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  CAS-BOT-BC125660  Salix melanopsis Joseph Andorfer Ewan 1936-8-8 9987 Los Angeles Swartout Valley Meadow, San Gabriel Mts. 1905 Comment
  RSA625157  Salpichroa origanifolia Louis C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco 396 Comment
  RSA444919  Salsola tragus F. R. Fosberg 1931-05 S 4967 Los Angeles Santa Catalina Island. Mouth of draw, Isthmus Harbor. 1 Comment
  RSA662328  Salsola tragus Daniel Curran 1981-2-25 24 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  RSA230038  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40609 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  RSA663340  Saltugilia splendens subsp. splendens P. A. Munz 1921-6-17 4656 Los Angeles Swartout [Swarthout] Valley: Sawmill. 2073 Comment
  RSA149118  Salvia apiana H. J. Thompson 1960-6-7 3073 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd., Malibu Creek drainage. 274 Comment
  RSA401634B  Salvia apiana William Emboden 1970-6-12 10 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA411296  Salvia apiana Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  SBBG71161  Salvia apiana M. N. Ackley -Jul-1927 456 Los Angeles Eagle Rock 243 Comment
  UC519731  Salvia apiana Joseph Andorfer Ewan 1932-5-10 7464 Los Angeles w rim Verdugo Canyon Comment
  RSA411299  Salvia apiana Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  UC440354  Salvia carduacea C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  UCR191714  Salvia carduacea A. C. Sanders 2008-4-18 34954 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  RSA401445B  Salvia columbariae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 350 Comment
  RSA434101  Salvia leucophylla R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  UC625155  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon Hamilton Canyon, Santa Catalina Island; Santa Catalina Island 10 Comment
  UCR220952  Salvia mellifera Dan S. Cooper 2010-3-22 20100322- 12 B Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR256248  Salvia mellifera R. G. Swinney 2010-3-10 11838 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  RSA477519  Sambucus caerulea Anonymous 1906-6-6 1501 Los Angeles Big Rock Creek. 1524 Comment
  RSA584766  Sambucus mexicana T. S. Ross 1990-8-17 3145 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA650333  Sambucus mexicana T. Strid 1971-5-23 s.n. Los Angeles Tujunga Cyn Comment
  UC1184984  Sambucus mexicana Huron H. Smith 1912-5-1 4901 Los Angeles Eagle Rock Valley 152 Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  SBBG79378  Sambucus nigra subsp. caerulea F. R. Fosberg 1931-3-18 4289 Los Angeles Hamilton Cyn 10 Comment
  RSA674663  Sanicula arguta Scott D. White 2000-5-18 7889 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA470984  Sanicula arguta Reid V. Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  SDSU2336  Sanicula arguta R. M. Beauchamp 1967-1-27 119 Los Angeles Above (south of) Wilson Cove. San Clemente Island. Comment
Read comments
Oct 13 2011
  RSA674684  Sanicula bipinnata Scott D. White, S. Leatherman, David E. Bramlet, A. O'Neal, Walter sangkatavat 2001-4-24 8407 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  UCR101179  Satureja mimuloides L. C. Wheeler 1965-6-5 8698 Los Angeles San Gabriel Mtns., c. 1 mi. upstream from Mill Creek, opposite turn-off to Upper Big Tujunga to Camp Colby. Comment
  RSA458884  Saxifraga californica Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  RSA0047910  Schismus barbatus R. G. Swinney 2010-5-12 12750 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR261135  Schismus barbatus R. G. Swinney 2010-2-27 11724 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC111514  Schoenoplectus americanus LeRoy Abrams 1902-6-12 2537 Los Angeles Ballona creek, near Mesmer Comment
  POM1384  Scirpus acutus var. occidentalis I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 122 Comment
  CAS-BOT-BC110939  Scirpus microcarpus George B. Grant 1902-9-1 5260 Los Angeles Oak Knoll-Pasadena Comment
  UC147234  Scrophularia villosa E. B. Babcock 1901-4 Los Angeles Santa Catalina Isl Comment
  RSA0115847  Scrophularia villosa Steven A. Junak 1999-4-24 SCa- 866 Los Angeles Santa Catalina Island. Below Empire Landing Road. 414 Comment
  JEPS50030  Sedum spathulifolium Joseph Andorfer Ewan 1932-5-30 7225 Los Angeles North Fork Tujunga Creek , North Fork Tujunga Creek (San Gabriel Mts.) 1066 Comment
  RSA506210  Selaginella asprella Louis Cutter Wheeler 1967-7-15 10062 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  LA200008  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-20 1766 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 3 mi from Topanga on Old Topanga Road. 304 Comment
  SBBG96694  Selaginella bigelovii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4183 Los Angeles upper reaches of China Cyn Comment
  UCR127007  Selaginella bigelovii A. C. Sanders 2003-5-1 26252 Los Angeles Western San Gabriel Mtns., SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  RSA683765  Selaginella bigelovii Meryl B. Dunkle 1932-1-10 2859 Los Angeles Lower Silver Canyon cliff. Santa Catalina Island Comment
  POM214586  Senecio aphanactis L. C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  RSA0041829  Senecio bicolor subsp. cineraria Tom Burch 1940-6-2 s.n. Los Angeles Playa del Rey. Comment
  POM5814  Senecio californicus L. R. Abrams 1901-4-1 1197 Los Angeles Ballona Harbor. Comment
  RSA0012729  Senecio californicus Fordyce Grinnell Jr. 1921-4-3 17783 Los Angeles Pacoima Canyon. Comment
  JEPS19526  Senecio flaccidus var. douglasii Peter H. Raven with R. Snow 1957-7-25 11062 Los Angeles 1.6 mi n of junction of Padua Avenue with Mt. Baldy Road; San Gabriel Mountains Comment
  LA201862  Senecio flaccidus var. douglasii Arthur C. Gibson; 2003-8-31 4963 Los Angeles Santa Monica Mountains, Mulholland Highway Comment
  POM2637  Senecio flaccidus var. douglasii L. R. Abrams 1902-7-5 1562 Los Angeles Azusa Comment
  RSA472954  Senecio flaccidus var. douglasii A. M. Johnson 1932-5-5 s.n. Los Angeles Campus, U.C.L.A., south end on hillside Comment
  UCD135490  Senecio flaccidus var. douglasii T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  UCR259612  Senecio flaccidus var. douglasii R. G. Swinney 2010-9-7 13677 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SD244634  Senecio flaccidus var. flaccidus David Keil 1986-9-27 19740 2 Los Angeles NW Los Angles Co. Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  CAS-BOT-BC341196  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  RSA473038  Senecio lyonii Reid V. Moran 1941-3-2 665 Los Angeles Santa Catalina Island. Point between Wilson's Harbor & Howland's, steep slope above sea. 3 Comment
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Jun 9 2014
  RSA527625  Senecio lyonii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4408 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA576180  Senecio lyonii Reid V. Moran 1941-2-18 589 Los Angeles Channel Islands, [San Clemente Island], mouth of Middle Ranch Canyon. 150 Comment
  SBBG42246  Senecio lyonii M. B. Dunkle 1939-11-24 7349 Los Angeles E coast summit Comment
  CHSC98401  Senecio vulgaris LeRoy Gross 2001-3-31 366 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: at end of Olive Ave, parked on Via Montana, in city of Burbank. Folllow an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. West facing slope, growing along old road, above Sunset Canyon, a small open grassy area. 396 Comment
  RSA240681  Senecio vulgaris Donald R. Bissing 1973-4-20 43 Los Angeles Evey Canyon, San Gabriel Mountains. Growing along roadside 0.4 mile from mouth of canyon. 731 Comment
  RSA608064  Senecio vulgaris L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  UCR150963  Setaria adhaerens Sandra L. Leatherman, Brian Daniels 1998-10-27 57 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  CATA2993  Sibara filifolia Peter J. Dixon 2015-2-27 025 Los Angeles Santa Catalina Island: Wild Boar Gully, west population (aka western), 303 m SE of northern edge of exclosure. 220m south of Wild Boar Gully Rd. 220 Comment
  POM572  Sibara virginica L. R. Abrams 1901-04 1213 Los Angeles Inglewood Comment
  CATA149  Silene gallica Mark L. Hoefs, A. Douglas Propst 1973-3-14 113 Los Angeles Santa Catalina Island: Ridge between Moonstone and White's Coves 36 Comment
  UCR280775  Silene gallica R. G. Swinney 2014-5-27 16649 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA650325  Silene gallica Jim Kishi 1948-2-11 s.n. Los Angeles Foot of mountains west of Dalton Canyon. [ Little or Big Dalton Canyon ?, N of Glendora]. Comment
  SEINET11944363  Silene gallica J. A. Ewan 1932-1 7467 Los Angeles Verdugo Canyon at Colina drive Upper Sonoran Zone Comment
  CAS-BOT-BC174912  Silene laciniata Le Roy Abrams 1899-4-1 224 Los Angeles Santa Monica Mts. Comment
  UCR280763  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  CAS-BOT-BC389107  Silene laciniata subsp. californica Lester Rowntree 1937-5-7 s.n. Los Angeles Bouquet Canon [Canyon] trail Comment
  CAS-BOT-BC389110  Silene laciniata subsp. californica Norman L. Norris 1930-5-25 19 Los Angeles Sequoia National Forest. Val Verde 1005 Comment
  CAS-BOT-BC175100  Silene verecunda Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp 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
  UCR220063  Sisymbrium altissimum R. G. Swinney 2009-4-24 10445 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA709955  Sisymbrium altissimum LeRoy Gross 2005-4-28 2149 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
  UCSB2435  Sisymbrium altissimum Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  UCR215080  Sisymbrium erysimoides Justin M. Wood 2009-3-6 333 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  UCR62319  Sisymbrium irio R. G. Swinney 1990-3-14 1523 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, on Big Dalton Canyon Road, 1.0 mi east of Glendora Mtn Road, east side of road 442 Comment
  LA201855  Sisymbrium irio Arthur C. Gibson; 2003-5-24 4987 Los Angeles Simi Hills, Box Canyon, at driveway along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 487 Comment
  POM18182  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles Claremont. Orchards south of Santa Fe RR. 351 Comment
  RSA563490  Sisymbrium orientale Timothy S. Ross, Walter Appleby 1993-5-13 7117 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA675864  Sisymbrium orientale LeRoy Gross 2003-3-7 768 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  UCR76408  Sisymbrium orientale T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6139 Los Angeles Channle Islands, San Clemente Island; north head of the island, off E end of the active runway. 43 Comment
  RSA366939  Sisyrinchium bellum T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA366936  Sisyrinchium bellum Ron Yee 1979-5-6 121 Los Angeles Off Highway 120 east, 5 mi from La Canada Country Golf course 610 Comment
  UC1776778  Solanum americanum G. D. Barbe 1989-1-18 4313 Los Angeles Waste ground between Beach Boulevard (Hwy 39) and coyote Creek, N of Rosecrans Avenue, La Mirada. Comment
  SBBG105475  Solanum douglasii F. H. Elmore -Feb-1929 438 Los Angeles Santa Catalina Island Comment
  SD143698  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach area: Mouth of Zuma Creek, E end of the County Beach. Comment
  POM305693  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1937-8-29 973 Los Angeles Altadena. 396 Comment
  RSA422400  Solanum douglasii Wayne E. Sawyer 1891-5-20 s.n. Los Angeles University Place. Comment
  UCR108427  Solanum physalifolium var. nitidibaccatum L. C. Wheeler 1946-9-16 6370 A Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  RSA0105750  Solanum umbelliferum R. G. Swinney 2011-7-7 15446 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
  RSA35464  Solanum umbelliferum Emily M. Bradford 1904-3-17 s.n. Los Angeles Hollywood Comment
  RSA652011  Solanum umbelliferum Frank Sparks 1948-4-20 s.n. Los Angeles about one mile from campus [Cal Poly, Pomona]. Alt. 300 ft. 91 Comment
  CHSC97879  Solanum viarum Frank McDonough 2006-9-20 PDR 1353132 Los Angeles L. A. Arboretum, Oxford Rd., San Marino. 200 Comment
  UC1375369  Solanum wallacei C. Davidson 1971-5-7 1516 Los Angeles toward lower part of Middle Ranch Canyon Middle Ranch Canyon Comment
  LA51792  Solanum xanti Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA784315  Solanum xanti J. D. Olmsted 1958-3-7 26 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  SEINET3078075 Image available Solanum xanti var. intermedium Norman C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  CAS-BOT-BC365312  Solidago confinis Timothy S. Ross; Steve Boyd 1994-9-20 8270 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  UCR95730  Solidago occidentalis Lauren Raz, Steve Boyd 1996-10-23 5 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  JEPS30425  Solidago velutina subsp. californica Peter H. Raven 1959-10-16 14647 Los Angeles 0.8 mi s Boquet Canyon Guard Station (along stream); Boquet Canyon Comment
  LA206358  Sollya heterophylla J. Sauer; H. Sauer, J. Zadny, M. Zadny 1970-6-15 4829 Los Angeles Santa Monica Mountains, upper Rustic Canyon Comment
  POM6196  Sonchus asper N. R. Shaw 1900-6-11 51 Los Angeles Claremont. Comment
  SEINET4016300  Sonchus asper M. B. Dunkle 1939-1 7209 Los Angeles Southeast point, San Clemente Island. Comment
  CDA29531  Spartium junceum Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UCD99172  Spergula arvensis Daryl Koutnik 1978-5-10 473 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  LA82445  Spergula arvensis O. H. Kappler; 1944-4-1 564 Los Angeles Santa Monica Mountains, Zuma Mesa Comment
  SD69464  Spergularia bocconi Robert F. Thorne 1966-4-6 35910 Los Angeles Santa Catalina Island; margin of small reservoir north of Catalina Airport. 434 Comment
  SBBG37626  Spergularia macrotheca var. macrotheca M. A. Piehl 1963-12-7 631161 Los Angeles inland from Triangulation Pt "Rock" Comment
  CATA1590  Spergularia villosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2860 Los Angeles Santa Catalina Island: Road to Toyon Beach 182 Comment
  SBBG690  Spergularia villosa S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 644 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  RSA0098707  Spergularia villosa Kay H. Beach 1943-11-19 684 Los Angeles Lysimeters, Tanbark Flats, above Glendora. San Gabriel Mts. 762 Comment
  UCD23439  Sphaeralcea ambigua var. rosacea Robert C. Bechtel 1956-7-18 7 Los Angeles Tanbark Flat, San Dimas Experimental Forest. Shrub to 10 feet tall, branching, flowers pinkish. On hillside, associated with Lotus, Salvia, Cercocarpus and Baccharis. 822 Comment
  UCSB52168  Sporobolus airoides Hodgson, John 1928-6-14 Los Angeles Peace Valley Comment
  RSA128052  Sporobolus indicus var. indicus H. J. Thompson, Peter H. Raven 1958-9-28 13729 Los Angeles Lawn weed, near Ohio Street on Westwood Blvd 69 Comment
  UC153569  Stachys bullata LeRoy Abrams 1902-6-16 2548 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  UCR256595  Stachys rigida var. quercetorum Anuja Parikh, Nathan Gale 2011-5-12 3384 Los Angeles Peninsular Range, Chino Hills, Upper Sonome Canyon, 1.1 km south of Tonner Canyon 386 Comment
  JEPS30481  Stebbinsoseris heterocarpa Henry J. Thompson 1959-4-19 1957 Los Angeles Mulholland Highway 1 mi w Las Virgenes Road (Malibu Creek drainage, Santa Monica Mountains); Santa Monica Mountains, Malibu Creek drainage, Mulholland Hi 274 Comment
  RSA0080648  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  PASA1287  Stellaria nitens Frank W. Peirson 1929-4-23 Los Angeles Forks of the San Gabriel River 533 Comment
  CAS-BOT-BC375070  Stephanomeria Grant 1902-8-6 5037 Los Angeles Avalon Comment
  SFV21464  Stephanomeria cichoriacea L. Gross 2001-9-1 447 Los Angeles Verdugo Mountains North side of mountains. Along Verdugo Mountain Way east of Whiting Woods Mountain Way. Nortwest-facing cliff near the main crest at top of Henderson Canyon. 854 Comment
  UCR190099  Stephanomeria cichoriacea R. G. Swinney 1998-7-30 6591 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  POM122550  Stephanomeria pauciflora Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster, S.W. Mohave Desert Comment
  RSA0116809  Stephanomeria virgata R. G. Swinney 2010-10-5 13968 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA748446  Stephanomeria virgata subsp. virgata Orlando Mistretta 1992-7-9 642 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR125934  Stillingia linearifolia A. C. Sanders, Mark Elvin 2002-6-19 25191 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  RSA0070281  Stipa cernua LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7002 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
  HSC24462  Stipa pulchra Gary D. Cromwell, David Wheat 1971-5-14 675 Los Angeles San Gabriel Mts., Mystic canyon, 2 mi. NE of Glendora 595 Comment
  UCR127176  Stipa speciosa A. C. Sanders, Mark A. Elvin 2003-6-20 27008 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  RSA305618  Stuckenia pectinata Robert F. Thorne, D. Propst 1974-9-10 45116 Los Angeles Santa Catalina Island, Big Spring Reservoir submersed in shallow water 762 Comment
  RSA611775  Stylocline gnaphaloides L. C. Wheeler 1934-4-27 2564 Los Angeles Liveoak Canyon, San Gabriel Mountains. 488 Comment
  RSA127823  Suaeda moquinii H. J. Thompson 1959-9-6 14373 Los Angeles Mouth of Malibu Creek 6 Comment
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Jun 10 2012
  CAS-BOT-BC234659  Symphoricarpos mollis Alice Eastwood 1917-7-20 6451 Los Angeles Santa Catalina Island Comment
  SBBG112961  Symphoricarpos mollis S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-6-11 SCa 709 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  UC1484304  Syntrichopappus fremontii Dale E. Johnson with J. L. Strother 1974-4-24 94 Los Angeles 4.8 km (3 mi) s Ca Hwy. 14 (Mojave-San Fernando rd.) (on Soledad Canyon Rd (rd to Acton), on n side of rd, sw of Palmdale) Comment
  UCR281294  Syntrichopappus fremontii R. G. Swinney 2014-4-24 16229 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
  CATA11  Tamarix ramosissima Allan Fone 1996-8-26 1 Los Angeles Santa Catalina Island: Gully (""Thunder Canyon"") at Salta Verde beach, E of Salta Verde Point 18 Comment
  RSA601152  Tamarix ramosissima Louis C. Wheeler 1966-9-6 8876 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir. Comment
  RSA754603  Taraxacum officinale R. F. Thorne 1980-4-27 54153 Los Angeles Avalon, at boat landing 3 Comment
  RSA596419  Tauschia parishii T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3356 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1731 Comment
  SEINET3161201  Tellima affinis M. E. Jones 1882-5-3 3223 Los Angeles Pasadena Comment
  RSA628866  Tetradymia axillaris var. longispina L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  LA204046  Tetradymia comosa Louis Wheeler; 1931-8-23 27 Los Angeles San Gabriel Mountains, San Antonio Canyon 1249 Comment
  RSA628350  Tetradymia comosa Steve Boyd 1998-10-7 10295 Los Angeles Texas Canyon, southwest of Rowher Flat. 664 Comment
  UC729546  Tetradymia comosa Carl B. Wolf 1932-9-15 4077 Los Angeles 9.5 mi above Saugus (opposite Glenwoods Cafe on Highway <?>); Mint Canyon 457 Comment
  SD240909  Tetradymia glabrata Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-18 7991 Los Angeles Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A. 704 Comment
  RSA11471  Thalictrum fendleri Fay A. MacFadden 1933-6-15 11034 Los Angeles Verdugo Mountains: La Tuna Canyon, behind Belmont Co. Club. Comment
  UC535541  Thalictrum fendleri var. polycarpum Ira W. Clokey, B. Templeton Mar. 1929 4514 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA399577  Thalictrum fendleri var. polycarpum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCR186876  Thysanocarpus curvipes A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32080 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  POM94322  Thysanocarpus curvipes var. curvipes George B. Grant 1903-02 1291 Los Angeles Pasadena. Comment
  RSA0039806  Thysanocarpus desertorum L. C. Wheeler 1967-5-9 9382 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  CAS-BOT-BC67017  Thysanocarpus laciniatus Timothy S. Ross; Victor W. Steinmann 1995-5-8 8571 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment