Search Results — 2000 specimen records retrieved (1540 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG119153  Abies concolor J. Latting 1973-6-10 Los Angeles Big Rock Crk site, Fenner Cyn 1585 Comment
  RSA755892  Abronia pogonantha R. G. Swinney 2008-6-18 9079 Los Angeles Juniper Hills, Devil s Punchbowl Co. Park, 0.1 mi. SW of nature center 1476 Comment
  POM19206  Abronia pogonantha P. A. Munz 1923-5-27 6905 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  SBBG17752  Abronia umbellata P. H. Raven 1962-4-11 17297 Los Angeles sandy beach behind Northwest Harbor 6 Comment
  UCR45026  Abronia umbellata A. C. Sanders 1986-7-30 6816 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
  UCR62241  Acacia dealbata S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 Comment
  UC1215242  Achillea millefolium Peter H. Raven 1962-4-11 17303 Los Angeles 1 mi s Wilson Cove; San Clemente Island 121 Comment
  RSA728293  Achnatherum hymenoides Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1958 Los Angeles Fort Tejon Road Comment
  UCD50438  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster, California. Los Angeles County. Comment
  CAS-BOT-BC216458  Achnatherum occidentale subsp. californicum A. A. Beetle 1942-6-25 3641 Los Angeles Route 2, 2 miles N of Big Pine Camp, San Bernardino Mountains Comment
  SBBG55925  Achnatherum speciosum L. R. Bevier 1983-4-30 23 Los Angeles N end of 167th E near Lake Los Angeles, Lovejoy Buttes 746 Comment
  SD75513  Acmispon argophyllus var. adsurgens M. B. Dunkle 1939-4-2 7200 Los Angeles San Clemente Island: SE Coast; rocky bluff. Comment
  CAS-BOT-BC204747  Acmispon argophyllus var. argenteus L. R. Abrams; I. L. Wiggins 1931-7-6 343 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  UC1302328  Acmispon argophyllus var. argenteus Robert F. Thorne and P. Everett 1964-2-6 33279 Los Angeles W of Catalina Harbor at Isthmus, Santa Catalina Island. 15 Comment
  UCR86533  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCD104128  Acmispon glaber Marc Meyer; Mike Alvord 1993-5-1 23 Los Angeles San Gabriel Mts., Chatsworth, at end of Desoto Ave. by 118 Fwy. 400 Comment
  LA52425  Acmispon glaber var. glaber A. M. Johnson; 1928-3-13 2850 Los Angeles Del Rey Hills Comment
  SFV19334  Acmispon strigosus P. Wilson, J. N. Hogue 2005-5-23 4216 Los Angeles San Gabriel Mountains Highway 2, about 0.3 km east of Newcomb Ranch. In roadside depression. 1650 Comment
  LA201182  Acmispon wrangelianus Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCD104701  Acmispon wrangelianus Kenneth A. Wilson 1962-3-25 1252 Los Angeles Soledad Canyon, west of Bee Canyon, north of River's End Ranch. Comment
  CAS-BOT-BC29198  Acourtia microcephala Alice Eastwood 1919-7-4 9291 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CAS-BOT-BC29211  Acourtia microcephala Tim Ross; Steve Boyd 1994-6-22 8017 Los Angeles Warm SPrings Canyon, La Liebre Mtns, 0.5 road miles W of Lake Hugher Rd along Forest Service Rd 6N32 658 Comment
  LA209732  Acourtia microcephala Carl Epling; N. Dunn 1931-5-30 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA752464  Acourtia microcephala Justin M. Wood 2009-6-8 854 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SEINET5543333  Acroptilon repens F. W. Gould 1943-1 2170 Los Angeles Compton. Comment
  SD41996  Adenostoma fasciculatum D. F. Howe 1947-5-4 Los Angeles Mint Canyon Comment
  UC557778  Adenostoma fasciculatum Nell Murbarger May, 1936 187 Los Angeles e. side San Clemente Isl. Comment
  UCD112606  Adenostoma fasciculatum Gerald Dickinson 1962-5-8 35 Los Angeles 3 miles W of Topanga Canyon-Mulholland, Santa Monica Mountains. 356 Comment
  UCR223460  Adenostoma fasciculatum R. G. Swinney 2009-6-8 11095 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  LA34177  Adenostoma sparsifolium Peter H. Raven; Henry J. Thompson 1959-9-20 14492 Los Angeles 304 Comment
  CAS-BOT-BC65575  Adiantum capillus-veneris Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge 847 Comment
  UCR104160  Adiantum capillus-veneris Scott D. White 1997-5-21 5205 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA0000019  Adiantum capillus-veneris Geo L. Moxley 1917-9-3 628 a Los Angeles Eaton Canyon, San Gabriel Mountains. Comment
  RSA687672  Adiantum capillus-veneris Anonymous 1884-11-1 s.n. Los Angeles Santa Monica. Comment
  LA205599  Aesculus californica Carl Epling; Nesta Dunn 1931-6-28 sn Los Angeles near Sandbergs, Ridge Route Comment
  CDA6739  Ageratina adenophora T. C. Fuller 1958-5-9 2061 Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  UC1586192  Agnorhiza ovata Tim Ross 1991-8-16 5830 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad 1719 Comment
  UCR150004  Agoseris retrorsa Scott D. White 2004-5-5 10287 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA763745  Agoseris retrorsa Orlando Mistretta, Christine Mistretta 2008-5-20 3154 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 96 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1476 Comment
  UCR209638  Agrostis R. G. Swinney 2008-7-2 9116 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA78217  Agrostis exarata J. C. Roos 1951-7-30 5076 Los Angeles North slope Mt. Baden Powell, San Gabriel Mountains. 2043 Comment
  UCD52989  Agrostis idahoensis Joseph Andorfer Ewan 1934-8-10 8434 Los Angeles in NW slope Mt. Waterman. San Gabriel Mts. 2286 Comment
  UCR182123  Agrostis viridis R. G. Swinney 1997-6-19 5625 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA0037250  Alisma lanceolatum Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -3 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Wilmington Channel, southeast of the intersection of South Vermont Ave. and Lomita Blvd.; approximately 100 feet downstream of Lomita Blvd. 5 Comment
  SEINET3153888  Allium campanulatum G. B. Grant, W. Wheeler 1904-1 34 /4408 Los Angeles Santa Catalina Island, Pacific Ocean Comment
  UCR223014  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA704237  Allium fimbriatum var. fimbriatum Gary D. Wallace, Ann Hiller 1983-5-18 2039 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  RSA679920  Allium monticola LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 929 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  CAS-BOT-BC472948  Allium monticola Marcus E. A M Jones 1926-7-8 s.n. Los Angeles San Antonio Peak Comment
  RSA367124  Allium praecox M. B. Dunkle 1928-3-17 1750 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  RSA410064  Allophyllum divaricatum Geo L. Moxley 1919-5-31 337 Los Angeles Santa Anita Canyon. Comment
  SEINET2444586  Allophyllum divaricatum 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 (Glendora 7.5' Q.). 610 Comment
  UC303619  Allophyllum divaricatum I. Johnston 1917-7-1 1439 Los Angeles <Evy> Evey Canyon 1066 Comment
Read comments
Jan 23 2011
  POM244776  Allophyllum glutinosum F. R. Fosberg 1931-7-14 S- 5413 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  CAS-BOT-BC170978  Alnus rhombifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles near Pasadena, San Gabriel Mts. Comment
  UCR218013  Alnus rhombifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38569 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCD97065  Alternanthera philoxeroides Don Pendleton 1990-8-17 s.n. Los Angeles San Dimas, Bonelli Regional Park. On the S side of Puddingstone Reservoir. 304 Comment
  RSA0091159  Amaranthus albus R. G. Swinney 2011-6-30 15386 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA598952  Amaranthus albus R. G. Swinney 1989-8-5 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Glendora Ridge Motorway, 1/4 mi. W of Glendora Mountain Road. 731 Comment
  SFV6617  Amaranthus blitoides T. Gordon, K. A. Wilson 1974-5-29 229 Los Angeles San Fernando Valley NW corner of Balboa and Parthenia. In recently plowed field. Comment
  RSA402980  Amaranthus deflexus Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  CAS-BOT-BC13484  Amblyopappus pusillus Grant; Wheeler 1904-5-7 38 Los Angeles Glendora Comment
  RSA680073  Amblyopappus pusillus Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 317 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SBBG12555  Amblyopappus pusillus P. H. Raven 1962-5-8 17590 Los Angeles above Seal Cove 38 Comment
  SFV21086  Ambrosia acanthicarpa L. Gross, V. Soza, N. Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains Hostetter Mountainway, along roadside near above coordinates. 701 Comment
  RSA592226  Ambrosia acanthicarpa L. C. Wheeler 1967-4-30 9236 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  POM244809  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S 4879 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  SBBG126267  Ambrosia confertiflora A. C. Sanders with T. B. Salvato 2009-5-29 37040 Los Angeles Irwindale on W side of Santa Fe Dam, W edge of the 605 Fwy N of Arrow Hwy and S of where the freeway crosses the NW end of the dam 130 Comment
Read comments
May 2 2014
  RSA772277  Amorpha californica R. G. Swinney 2009-5-8 10696 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA592819  Amsinckia intermedia Steve Boyd 1996-4-25 8670 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  SBBG10657  Amsinckia intermedia R. Moran 1959-3-9 7163 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  RSA614819  Amsinckia menziesii Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA702488  Amsinckia menziesii Scott D. White 2004-5-5 10303 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  VVC2916  Amsinckia menziesii Tim Thomas 2014-5-4 6287 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  UCR187108  Amsinckia tessellata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32243 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR95443  Amsinckia tessellata L. C. Wheeler 1967-5-9 9401 Los Angeles San Gabriel Mtns., Gleason Canyon, south of Aliso Canyon 1006 Comment
  JEPS61169  Amsinckia tessellata var. tessellata W. L. Jepson 1939-4-21 19235 Los Angeles Fairmont; Mohave Desert 847 Comment
  RSA465133  Anagallis arvensis M. B. Dunkle 1929-4-7 2098 Los Angeles White's Landing, Santa Catalina Island. Comment
  UCR220203  Anagallis arvensis R. G. Swinney 2009-4-3 10276 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  SD41475  Anagallis arvensis Edith A. Purer 1932-4-23 2767 Los Angeles El Segundo, established dunes Comment
  RSA644563  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-11 7271 Los Angeles San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway. Comment
  SFV20878  Andropogon glomeratus var. scabriglumis L. Gross 2000-8-25 264 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  IRVC28696  Anemopsis californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25481 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  RSA305713  Anemopsis californica Mark Hoefs 1973-6-5 331 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon. 23 Comment
  RSA670405  Anemopsis californica B. C. Templeton 1938-6-22 1685 Los Angeles Shoemaker Canyon, near Valyermo. Comment
  RSA92881  Anemopsis californica F. W. Peirson 1919-6-15 503 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  CATA1312  Anthemis cotula Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2403 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  RSA615559  Antirrhinum coulterianum LeRoy Gross 1998-5-15 17 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 366 Comment
  RSA713830  Antirrhinum multiflorum Valerie Oriol 2003-12-18 s.n. Los Angeles Angeles National Forest, San Dimas Experimental Forest; watershed 0516 off the Glendora Ridge Rd. within a mle of Tanbark Flats. 762 Comment
  SBBG119000  Antirrhinum multiflorum M. Honer 2004-6-22 1999 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 854 Comment
  POM354887  Antirrhinum nuttallianum var. nuttallianum G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice. Comment
  UC1349345  Apiastrum angustifolium Robert F. Thorne 1966-4-6 35882 Los Angeles Santa Catalina Island: between White and Moonstone Coves. Comment
  UC440441  Apiastrum angustifolium H. Anderson, Carl Epling 1930-5-30 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  POM19133  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles San Clemente Island. 6 mi SE of Casa Blanca. Comment
  JEPS49796  Apocynum androsaemifolium Frank W. Peirson 1921-7-3 882 Los Angeles Vincent Gulch just below Rock Creek Divide; San Gabriel Mts., Vincent Gulch 2011 Comment
  UCSB68620  Apocynum cannabinum Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountain region; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; tributary is north of the 210 freeway; south of freeway tributary will drain into La Tuna Canyon; (Burbank 7.5 Quad. T2N R14W S24, SE1/4) 457 Comment
  RSA0126236  Arabis glabra var. glabra Donald R. Bissing 1973-6-2 150 Los Angeles Evey Canyon, 0.5 mile from canyon mouth 744 Comment
  RSA639749  Arceuthobium californicum Louis C. Wheeler 1946-8-25 6235 Los Angeles San Gabriel Mountains; Pine Flats, north end. 1829 Comment
  CAS-BOT-BC410061  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains, Punchbowl Canyon 1493 Comment
  CAS-BOT-BC23852  Arctostaphylos catalinae Brandegee 1889-5-1 24 Los Angeles Santa Catalina Island Comment
  RSA626684  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1992-10-15 22132 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  CAS-BOT-BC23067  Arctostaphylos glandulosa subsp. mollis Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Rattlesnake Canyon at Santa Clara Divide Road. 1409 Comment
  RSA626716  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-6-18 15601 Los Angeles Clear Creek Vista on Angeles Crest Hwy. San Gabriel Mtns. 1130 Comment
  RSA654017  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Laura Moore 2000-5-10 844 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UC1120306  Arctostaphylos glandulosa subsp. zacaensis R. St. John 1930-1-21 77 Los Angeles Castro Peak Triunfo Pass Quadrangle Comment
  IRVC29005  Arctostaphylos glauca A. C. Sanders, Mark Elvin 2002-6-25 25274 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 366 Comment
  RSA631593  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15962 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631604  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15628 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631640  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15639 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631666  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15849 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  UCR108464  Arctostaphylos glauca L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  CHSC5092  Arctostaphylos parryana M. MacArthur 1967-7-16 77 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA634000  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi 1992-8-20 20241 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634711  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15043 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634835  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22055 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634847  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20540 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634888  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20411 Los Angeles Rd to Pacifico Mtn., 10 km E of Mill Crk Summit, San Gabriel Mtns. 1750 Comment
  RSA634912  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22052 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635069  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20553 Los Angeles Dirt road 2 km NW of Chilao Campground. San Gabriel Mtns. 1720 Comment
  RSA635073  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20378 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635113  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20421 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635232  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20666 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635244  Arctostaphylos patula Jon E. Keeley 1980-8-16 7547 Los Angeles Angeles Crest Hwy west of mt. Waterman 716 Comment
  RSA635251  Arctostaphylos patula Jon E. Keeley 1992-8-21 20642 Los Angeles Cloudburst summit 640 Comment
  UCR46134  Arenaria douglasii Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  UCR142885  Arenaria macradenia F. W. Peirson 1923-5-25 4286 Los Angeles Transverse Ranges; Liebre Mtns region, summit of Mint Canyon Grade, SW Mojave Desert 976 Comment
  RSA180097  Arenaria macradenia var. arcuifolia Wandalee Thompson 1965-7-20 s.n. Los Angeles Pine Canyon. 1097 Comment
  RSA434294A  Argemone hispida Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  POM49528  Argemone munita A. D. E. Elmer 1902-06 3721 Los Angeles Acton. Comment
  UC1040943  Argemone munita Gerald B. Ownbey and Findley Ownbey 1954-5-29 2121 Los Angeles 8.8 mi n of Saugus (wash at bottom of San Francisquito Canyon); San Francisquito Canyon Comment
  UCR220221  Argyranthemum foeniculaceum R. G. Swinney 2009-4-7 10284 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  SBBG108913  Aristida adscensionis S. A. Junak 1997-3-11 SCl 751 Los Angeles base of SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 106 Comment
  UC1130851  Aristida ternipes var. hamulosa Jerome S. Horton 1937-6-1 448 Los Angeles Bell and Volfe Canyon Trail Pomona Quadrangle, San Dimas Experimental Forest 762 Comment
  RSA607910  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR108406  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR133736  Artemisia dracunculus F. R. Fosberg 1931-7-11 S- 5384 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 230 Comment
  UCR273274  Artemisia dracunculus R. G. Swinney 2011-10-25 15868 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
  UC205663  Artemisia ludoviciana subsp. albula I. M. Johnston 1917-8-22 1651 Los Angeles Pine Mt. Ridge, San Antonio Mountains Comment
  RSA417401  Artemisia tridentata subsp. tridentata B. C. Templeton 1936-9-22 s.n Los Angeles West Blue Ridge, Big Pines Park. Comment
  RSA532649  Artemisia tridentata subsp. tridentata Timothy S. Ross 1991-8-14 5781 Los Angeles Roundtop [Mtn], San Gabriel Mountians. 1921 Comment
  RSA599735  Arundo donax L. C. Wheeler 1967-12-5 s.n. Los Angeles San Gabriel Mountains: West Ravine, near La Vina. Comment
  UCD166193  Asclepias Jack Major 1962-4-15 758 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  RSA70335  Asclepias californica F. W. Peirson 496 Los Angeles summit of Mt. Wilson Comment
  UCR186654  Asclepias californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32219 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA587104  Asclepias californica Orlando Mistretta 1995-4-28 1655 A Los Angeles Kitter Canyon, slopes W of main canyon. 1219 Comment
  SBBG58677  Asclepias eriocarpa R. Hoffmann 1927-9-22 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SEINET10895307  Asclepias eriocarpa Louis C. Wheeler 1970-8-3 Wheeler s.n. 1970 Los Angeles San Gabriel Mountains. Messenger Flat 1768 Comment
  SEINET11262201  Asclepias fascicularis David Charlton 1989-6-10 3208 Los Angeles Tehachapi Mtns. Tejon Pass [Tejon Post Rd] Gorman Post Rd, 1 mi [S}SE of Gorman.; 0 1098 Comment
  RSA0127460  Asclepias fascicularis Louis C. Wheeler 1967-7-18 10076 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA401241  Asclepias fascicularis Wm. Martin 1971-8-25 s.n. Los Angeles Tapia Park. in open sun area. Comment
  RSA574287  Asparagus asparagoides John Dolan 1993-3-15 s.n. Los Angeles Claremont: grounds of RSABG. 410 Comment
  CAS-BOT-BC68852  Aspidotis californica L. R. Abrams 1901-4-15 1499 Los Angeles Wilson Trail Comment
  LA94119  Aspidotis californica Lawrence L. Kiefer; 1966-3-26 1793 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  RSA686307  Aspidotis californica May N. Ackley 1992-1 36 Los Angeles Verdugo Hills 274 Comment
  UCR144112  Aspidotis californica Scott D. White, Pam DeVries 2000-5-18 7895 Los Angeles San Gabriel Mtns, Southern foothills above Irwindale. Fish Creek Canyon, from the mouth of the Canyon at CalMat quarry upstream to falls 427 Comment
  RSA653367  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road 548 Comment
  RSA417628  Aster bernardinus F. R. Fosberg 1930-11-11 4181 Los Angeles Templeton, S Puente 100 Comment
  RSA417670  Aster greatae Geo L. Moxley 1914-9-6 274 Los Angeles Little Bear Canyon; San Gabriel Mts. Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  IRVC27972  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26134 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
  UC56445  Astragalus didymocarpus H. M. Hall May 1-3, 1902 3057 Los Angeles vicinity Elizabeth Lake (Antelope Valley, Southern California); Antelope Valley, vicin Elizabeth Lake 914 Comment
  CAS-BOT-BC182305  Astragalus didymocarpus var. didymocarpus Ira L. Wiggins 1966-4-23 20629 Los Angeles Roadside along E side of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. [Mohave] Mojave Desert Comment
  UCD104750  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 s.n. Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road. 1036 Comment
  JEPS54902  Astragalus douglasii var. douglasii W. L. Jepson 1939-4-21 19232 Los Angeles Fairmont Mohave Desert (Mohave Desert) 847 Comment
  SD69526  Astragalus gambelianus Robert F. Thorne 1966-4-5 35842 Los Angeles Santa Catalina Island; slope above stream in Cottonwood Canyon. 105 Comment
  POM2582  Astragalus gambelianus W. R. Shaw 1900-4-8 31 Los Angeles Claremont. Comment
  UCR187096  Astragalus lentiginosus A. C. Sanders 2006-5-16 32299 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
  CAS-BOT-BC193085  Astragalus pycnostachyus var. lanosissimus Geo. B. Grant 1904-7-8 6317 Los Angeles Cienaga Comment
  POM246540  Astragalus trichopodus P. A. Munz 1931-3-31 S- 4431 Los Angeles Avalon, Santa Catalina Island. 10 Comment
  UC153560  Astragalus trichopodus var. lonchus LeRoy Abrams 1903-3-8 3109 Los Angeles near Inglewood (Grassy hills); near Inglewood Comment
  UCR253905  Astragalus trichopodus var. phoxus Mitch Provance 2009-6-24 0609- 3 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  UC1784347  Atriplex amnicola H. C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach Comment
  POM184071  Atriplex argentea P. A. Munz 1932-8-31 12812 Los Angeles Back beach, Playa del Rey. Comment
  SD215463  Atriplex canescens var. canescens Louis C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mountains; Caldwell lake; near sag pond on San Andreas fault. Comment
  RSA452382  Atriplex coulteri F. R. Fosberg 1931-4-29 54730 Los Angeles Santa Catalina Island. Cottonwood and Middle Ranch Canyons 20 Comment
  SD53035  Atriplex coulteri Peter H. Raven 1962-5-8 17589 Los Angeles San Clemente Island; Slopes above Seal Cove. 39 Comment
  SD181602  Atriplex glauca Steve Boyd, Lauren Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca. 0.8 miles north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 988 Comment
  UC1587572  Atriplex lentiformis Tim Ross 1991-9-2 5932 Los Angeles near Yerba Buena Road x Yerba Buena Road x Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 502 Comment
  UCSC000224  Atriplex lentiformis subsp. breweri R. St. John 1930-2-17 100 Los Angeles Santa Susana, Salt Canyon 305 Comment
  CHSC100409  Atriplex lentiformis subsp. lentiformis John C. Dittes; Josephine Guardino 2008-2-24 1510 Los Angeles South Coast; Coastal Plains and Valleys; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 1.9 air-miles southwest of Van Nuys Civic Center, ca. 1.0 air-mile south of Victory Blvd, ca. 0.6 air-mile west of the San Diego Freeway (405) where it crosses Burbank Blvd; on north bank of the Los Angeles River. 207 Comment
  LA94374  Atriplex leucophylla Norman A. Cole; May 1964 348 Los Angeles 3 Comment
  CAS-BOT-BC180947  Atriplex nummularia Carl B. Wolf 1931-12-30 2637 Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC180915  Atriplex pacifica David B. Weissman 1971-6-15 36 Los Angeles 1.7 miles west of Cactus Peak along the road, Santa Catalina Island 304 Comment
  POM8909  Atriplex parryi F. H. Lamb, W. R. Dudley 1896-6-6 s.n. Los Angeles Lancaster. Comment
  RSA411854  Atriplex patula subsp. patula Anstruther Davidson 1892-4-1 s.n. Los Angeles [Unspecified] Comment
  CATA1411  Atriplex prostrata Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2562 Los Angeles Santa Catalina Island: Cherry Valley, just back from rocky beach 3 Comment
  CATA1527  Atriplex prostrata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2748 Los Angeles Santa Catalina Island: Catalina Harbor at the Isthmus 3 Comment
  UCR229516  Atriplex prostrata Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  POM219192  Atriplex rosea L. C. Wheeler 1932-8-28 1294 Los Angeles 1 mile SSW La Verne 274 Comment
  POM219208  Atriplex serenana L. C. Wheeler 1932-9-4 1315 Los Angeles La Verne, Palomares St. between D and E Streets. 290 Comment
  RSA478348  Atriplex subspicata Wm. Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  UC452644  Atriplex watsonii R. L. Pendleton 1909-7-6 1426 Los Angeles Catalina Cove - Isthmus Santa Catalina Island (Santa Catalina Id); , Catalina Cove - Isthmus 6 Comment
  IRVC26424  Avena barbata A. C. Sanders, Mark Elvin 2003-3-5 25733 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA707935  Avena fatua L. M. Prince, N. Refulio Rodriguez 2002-3-25 2 -286 Los Angeles Claremont, Palmer Canyon. ~0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  RSA599356  Avena sativa L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; Brown School for Girls, vicinity of stables. 335 Comment
  RSA650455  Avena sativa Burgess Spring 1948-4-2 s.n. Los Angeles 1 mile East of San Dimas. 274 Comment
  UC1215155  Avena sativa Peter H. Raven 1962-5-8 17622 Los Angeles ridge above Wilson Cove (near summit); San Clemente Island 137 Comment
  SBBG131547  Azolla filiculoides S. A. Junak 1999-7-16 SCa 1054 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach 24 Comment
  CAS-BOT-BC98729  Baccharis douglasii Carl B. Wolf 1932-9-16 4090 Los Angeles Bryant Ranch, 100-150 ft. W. of State Highway, at extreme SE corner of Pacific Western Oil Co. Lease 3 Comment
  UC1595287  Baccharis pilularis Tim Ross 1991-3-10 4221 Los Angeles e side of, (Bernard Field Stn, near Phake Lake, marked as Pit on topo map) RSA; Claremont, Phake Lake 391 Comment
  UCR91440  Baccharis pilularis Scott D. White 1995-2-7 2519 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC106764  Baccharis salicifolia Carl B. Wolf 1927-12-31 1464 Los Angeles Hill on Occidental College Campus Comment
  CAS-BOT-BC98174  Baccharis salicifolia W. R. Dudley 1907-11-25 s.n. Los Angeles Near Monrovia Comment
  OBI69367  Baccharis salicifolia John Knapp, Denise Knapp 2002-11-27 8 Los Angeles Santa Catalina Island Comment
  RSA0055946  Baccharis salicifolia Richard G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  SBBG130997  Baccharis salicifolia S. A. Junak 1999-5-6 SCa 885 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  UCR106302  Baccharis salicifolia B. G. Pitzer 1996-5-5 2865 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  CAS-BOT-BC16440  Barbarea orthoceras Joseph Andorfer Ewan 1936-7-22 9798 Los Angeles San Gabriel Mountains. Big Pines Meadow. 2072 Comment
  RSA725836  Barbarea orthoceras R. G. Swinney 1997-7-17 5682 Los Angeles West of Wrightwood, meadow at Pig Pines, south of junction of Hwy 2 and Big Pines Hwy. 2061 Comment
  UCR213373  Barbarea orthoceras Dan S. Cooper 2010-4-9 20100409- 26 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  SBBG128198  Bassia hyssopifolia M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2191 Los Angeles disturbed area S of rd at northern tip of island, W of NW Harbor 15 Comment
  UCR159958  Berberis nevinii Valerie Soza, Steve Boyd, G. D. Wallace 2000-3-28 651 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mtns, S side: Cobal Canyon, Claremont Hills Wilderness Park, west of fire road up Cobal Canyon, above junct of Burbank and Cobal canyons 518 Comment
  RSA24028  Bergerocactus emoryi C. B. Wolf 1932-5-12 1492 Los Angeles Catalina Island. Indian Head Point, Little Harbor. 45 Comment
  RSA0092326  Blitum californicum R. G. Swinney 2011-3-17 14117 Los Angeles San Gabriel Mountains: Glendora, north of Mull Canyon debris basin 366 Comment
  CLARK-A1528-1518  Bloomeria crocea John C. Roos 1958-5-2 Los Angeles Brentwood Comment
  UC1537190  Bloomeria crocea Gordon H. True Jr. 1935-5-16 290 Los Angeles Bouquet Canyon; mouth, n slope 457 Comment
  UCSB770  Bloomeria crocea Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  CAS-BOT-BC15865  Boechera arcuata G. B. Grant 1906-6-10 6679 Los Angeles Mount Lowe. Castle Canyon. 1219 Comment
  RSA66226  Boechera arcuata F. W. Peirson 1919-6-14 662 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA660090  Boechera californica Orlando Mistretta 1992-5-25 426 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  SBBG108159  Bolboschoenus maritimus subsp. paludosus M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2483 Los Angeles Little Harbor 3 Comment
  UC37263  Bothriochloa barbinodis Dr. H. E. Hasse June 1888 Los Angeles Los Angeles Comment
  CAS-BOT-BC145851  Bothriochloa laguroides subsp. torreyana A. J. McClatchie 1893-9-14 474 Los Angeles Catalina. Comment
  POM6751  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-3-15 2398 Los Angeles South Hills, Pomona. Comment
  RSA526063  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-6 4162 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  SBBG12444  Bowlesia incana P. H. Raven 1962-5-8 17597 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  CATA1081  Brachypodium distachyon Mark L. Hoefs 1995-5-16 2031 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA0042794  Brassica arvensis L. Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  SD181649  Brassica fruticulosa Valerie Soza, Steve Boyd and Gary Wallace 2000-3-28 654 A Los Angeles San Gabriel Mountains; Cobal Canyon, Claremont Hills Wilderness Park, at junction of main fire road and Thompson Creek. 518 Comment
  PASA388  Brassica nigra Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  PASA390  Brassica nigra Mary Hall 1939-4-28 Los Angeles Claremont Comment
  CAS-BOT-BC36737  Brassica rapa John I. Carlson 1915-6-13 s.n. Los Angeles Avalon. Santa Catalina Island. Comment
  RSA482915  Brassica rapa Tom Burch 1940-3-2 s.n. Los Angeles Playa Del Ray. At nearly sea level. Comment
  CAS-BOT-BC100418  Brickellia californica F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  UCSB27681  Brickellia californica Lavinger, S. 1975-10-15 Los Angeles on Tuna Canyon Road, 3 miles north from its junction with Pacific Coast Highway; Santa Monica Mountains 152 Comment
  UCSB6401  Brickellia californica Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam; San Gabriel Mt. Range; Pacific Slope Drainage Area Comment
  UC135469  Brickellia nevinii C. F. Baker 1903-10-10 3731 Los Angeles near Claremont (San Antonio Canon); San Antonio Canon Comment
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Apr 8 2014
  CAS-BOT-BC483123  Brodiaea jolonensis A. Davidson 1921-5-1 3418 Los Angeles Foothills north of Glendora Comment
  SBBG32101  Brodiaea jolonensis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -204 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SEINET10933498  Bromus berteroanus LeRoy R. Abrams 1903-3-14 Abrams 3132 Los Angeles San Pedro. Comment
  RSA126689  Bromus carinatus H. J. Thompson 1959-4-19 1950 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  POM363396  Bromus diandrus Robin S. Collins 1973-4-30 254 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  POM363404  Bromus diandrus Anstruther Davidson 1917-04 3183 Los Angeles E. Los Angeles. Comment
  RSA0116802  Bromus hordeaceus Richard G. Swinney 2010-5-25 12936 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCD58782  Bromus hordeaceus B. Pitzer 1996-5-5 2863 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  UCR186943  Bromus hordeaceus A. C. Sanders 2006-4-10 31998 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR272710  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles Channel Islands, San Clemente Island. Pyramid Cove 91 Comment
  RSA658370  Bromus hordeaceus subsp. hordeaceus Naomi Zohman 1985-4-28 47 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCD59062  Bromus orcuttianus var. hallii A. A. Beetle 1942-6-25 3640 Los Angeles San Bernardino Moutains. Rt. 2, 2 miles north of Big Pine Camp. Comment
  UCD59604  Bromus rubens Al Franklin 1987-7-25 87 -45 Los Angeles SBBM. Saddleback, Butte Campground, northeast corner. 800 Comment
  UCR184224  Bromus rubens A. C. Sanders 2007-4-19 33444 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR258903  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  SFV21042  Bromus sterilis L. Gross, V. Soza 2001-6-6 441 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon in more or less shady, damp area in dry canyon bed. 427 Comment
  RSA0019719  Bromus tectorum Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4842 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 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
  UCR126819  Bromus tectorum A. C. Sanders, Mark A. Elvin 2003-6-18 26958 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR50722  Bromus tectorum L. F. LaPre 1988-5-13 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi (airline) west of Lancaster in the San Andreas Rift. 1037 Comment
  LA33358  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  SEINET239043 Image available Bromus trinii A. C. Sanders, D. Maueg; K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains; Soledad Pass area at north foot of mtns. ca. 5 miles SW of Palmdale along SCE Mesa-Vincent Subs 1000 Comment
  JEPS17234  Calandrinia breweri J. T. Howell 1928-3-20 466 Los Angeles Vermont Canyon Los Angeles, Griffith Park Comment
  RSA177687  Calandrinia ciliata R. F. Thorne, Percy C. Everett 1965-5-10 34523 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  SBBG131563  Calandrinia menziesii S. A. Junak 2000-4-15 SCa 1204 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  UCR230151  Callitriche marginata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37634 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
  SD39111  Calochortus albus Edith A. Purer 1935-5-11 6577 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  LA22329  Calochortus catalinae Carl Epling; 1939-2-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  JEPS85104 Image available Calochortus clavatus Roy E. Buck and Rexford Palmer 1989-4-28 1223 Los Angeles ca 1.1 air km ene Pyramid Rock summit (22 air km nw of Castaic, between Interstate 5 and Pyramid Dam, on crest of n-s-extending spur ridge, e of small draining cyn s of Posey Cyn) 914 Comment
  CAS-BOT-BC132342  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA757997  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4251 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  RSA680200  Calochortus invenustus Valerie Soza, Sarah J. De Groot 2003-6-11 1655 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  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
  RSA0017035  Calochortus plummerae Dave Renaker 1960-5-28 30 Los Angeles Hill above 1003 W. Hillcrest, Monrovia; Mt Range: Sierra Madre; Drainage Area: San Gabriel River. 213 Comment
  UC843716 Image available Calochortus venustus L. R. Abrams 1927-4-30 11667 Los Angeles Grapevine Grade Tejon Pass Comment
  SBBG69690  Calyptridium monandrum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SEINET7047933  Calyptridium monandrum Steven R. Hill, Kate Kramer 2001-4-22 33388 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
  SBBG127087  Calystegia longipes A. Parikh, N. Gale 2011-6-20 3489 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
  SD139301  Calystegia macrostegia subsp. amplissima Jon Rebman, Jonathan Dunn 1996-4-29 3114 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 49 Comment
  UC1794975  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mountains, foot of Mount Baldy Road just N of Claremont 600 Comment
  RSA394905  Calystegia macrostegia subsp. intermedia George B. Grant 1905-4-19 2975 Los Angeles Garvanza Comment
  UC625003  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1931-3-23 S 4335 Los Angeles North Wall Santa Catalina Island, Descanso Canyon (Santa Catalina Island, Descanso Canyon) 40 Comment
  POM155813  Calystegia macrostegia subsp. macrostegia M. B. Dunkle 1928-4-21 1866 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  POM3210  Camissonia bistorta C. F. Baker 1904-4-22 4171 Los Angeles Monrovia, foothills of the city Comment
  RSA465671  Camissonia bistorta Anstruther Davidson 1906-4-1 s.n. Los Angeles Griffith Park Comment
  RSA681859  Camissonia boothii subsp. decorticans Scott D. White, Michael Honer 2003-6-18 9559 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
  RSA570058  Camissonia californica Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4885 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  SFV6454  Camissonia campestris T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 207 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UCR194013B  Camissonia campestris R. G. Swinney 1999-5-22 7209 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA454714  Camissonia campestris subsp. campestris N. C. Cooper 1948-4-21 2682 Los Angeles Littlerock. 762 Comment
  RSA679953  Camissonia campestris subsp. campestris LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 879 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA682581  Camissonia campestris subsp. campestris Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 4 Los Angeles Gorman Pass, Tejon Ranch. Comment
  SBBG60392  Camissonia campestris subsp. campestris R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  UC1871173  Camissonia campestris subsp. campestris T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  POM9032  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-9 4366 Los Angeles Kings Canyon, Liebre Mts. Comment
  CLARK-A1528-3325  Camissonia cheiranthifolia Alfred R. Roos 1956-5-22 Los Angeles 9 Comment
  UCR209144  Camissonia cheiranthifolia Dan S. Cooper 2009-5-19 509- 35 Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  NY679584  Camissonia cheiranthifolia subsp. suffruticosa H. E. Hasse 1888-4-17 4117 Los Angeles Sands at Long Beach. Comment
  RSA33473  Camissonia cheiranthifolia subsp. suffruticosa T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UCR205226  Camissonia claviformis R. G. Swinney 2008-5-2 8722 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  RSA775517  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-5-20 5178 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA244398  Camissonia hirtella Robin S. Collins 1973-5-15 277 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  RSA646985  Camissonia hirtella LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 190 Los Angeles San Rafael Hills: Ridgetop near lookout Tower, East of the (2) Glendale Freeway. 549 Comment
  RSA271690  Camissonia robusta M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCR214025  Camissonia strigulosa A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37966 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  SD85048  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles San Clemente Island; canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  LA46799  Camissoniopsis intermedia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SFV11231  Capsella bursa-pastoris D. K. Shayne 1966-3-16 125 Los Angeles Santa Susana Mountains Stony Point. 330 Comment
  CATA872  Capsella bursa-pastoris Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1681 Los Angeles Santa Catalina Island: Upper Gallagher's Canyon, just below Bow Camp 390 Comment
  CDA24743  Capsella bursa-pastoris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains; 0.4 mile southwest of Big Cienega on ridge on south side Big Dalton Canyon near mouth. Comment
  RSA650982  Capsella bursa-pastoris G. F. Orr 1956-3-3 s.n. Los Angeles Culver City. Comment
  UCR166813  Cardamine A. C. Sanders 1998-10-10 22257 Los Angeles Western Transverse Range; Santa Monica Mtns., Sta. Monica College, NW side near Pico Blvd. 46 Comment
  RSA162707  Cardamine californica var. californica J. Olmstead 1960-2-24 1106 Los Angeles Wolfskill Canyon at junction with San Dimas Canyon 518 Comment
  UCR136842  Carduus pycnocephalus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SBBG117118  Carduus pycnocephalus subsp. pycnocephalus S. A. Junak with M. L. Hoefs, R. N. Philbrick 2001-5-18 SCa 1532 Los Angeles Cottonwood Cyn, ca. 2 mi inland from mouth of cyn 97 Comment
  UCD150957  Carduus pycnocephalus subsp. pycnocephalus D. S. Park 2010-4-26 42 Los Angeles Ranch Santa Ana Botanic Garden 407 Comment
  CAS-BOT-BC17678  Carex alma Timothy S. Ross; Steve Boyd 1994-5-24 7838 Los Angeles Liebre Mountains. Cottonwood Swamp: 515 Comment
  RSA668170  Carex barbarae Don Jillson 1961-3-29 525 Los Angeles Scholl Canyon. Comment
  SEINET7559338 Image available Carex fracta Louis C. Wheeler 1967-8-1 10200 Los Angeles San Gabriel Mountains, Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  CAS-BOT-BC21762  Carex hassei Robert F. Thorne; J. Dourley 1967-10-10 37361 Los Angeles 1.5 miles E of Dawson Saddle. San Gabriel Moutains, Angeles National Forest. 2331 Comment
  CAS-BOT-BC118423  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Cataline Island: along small stream running into reservoir N of Catalina Airport. 441 Comment
  SEINET13701053  Carex schottii G. B. Grant 137 a Los Angeles Pasadena. Comment
  JEPS63654  Carex spissa Dr. A. Davidson 1898-1 Los Angeles Mount Wilson Comment
  LA202816  Carpobrotus edulis Joseph Andorfer Ewan; 1932-5-19 7526 Los Angeles Playa del Rey Comment
  CAS-BOT-BC32573  Castilleja affinis LeRoy Abrams 1901-4-6 1368 Los Angeles Big Tujunga Wash Comment
  SD69438  Castilleja affinis Robert F. Thorne 1966-4-28 36200 Los Angeles Santa Catalina Island; rocky slope along road to Renton Mine, Pebbly Beach Canyon 244 Comment
  UCR175044  Castilleja applegatei Holly Summers 2006-6-4 s.n. Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  OBI9639  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy 2 near Camp Valcrest San Gabriel Mts 1829 Comment
  UCR186474  Castilleja exserta T. B. Salvato 2007-4-27 2096 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCR187265  Castilleja exserta A. C. Sanders 2006-4-18 32098 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UC27253  Castilleja exserta subsp. exserta Harley P. Chandler 1897-3-3 Los Angeles Claremont 365 Comment
  SFV6449  Castilleja exserta subsp. venusta T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 202 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  RSA607002  Castilleja foliolosa Louis C. Wheeler 1930-5-22 s.n. Los Angeles Palmdale. Comment
  SBBG31444  Castilleja foliolosa R. F. Thorne 1966-4-5 35802 Los Angeles paved rd on slope of Black Jack Mtn 411 Comment
  SBBG66888  Castilleja foliolosa R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  SD114380  Castilleja foliolosa Darley F. Howe 1947-5-4 1574 Los Angeles Dry hillside, Mint Canyon Comment
  RSA305053  Castilleja minor subsp. spiralis Peter H. Raven 1960-7-17 15558 Los Angeles along Malibu Creek about 2 miles above the Ocean. 46 Comment
  RSA702435  Castilleja minor subsp. spiralis Scott D. White 2004-7-28 10657 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA518003  Castilleja plagiotoma Steve D. Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
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Nov 30 2011
  RSA641299  Castilleja plagiotoma Orlando Mistretta, R. T. Hawke 1995-6-29 1863 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  UCR149895  Castilleja plagiotoma R. G. Swinney 1999-6-18 7311 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  HSC95566  Caulanthus amplexicaulis John Dittes, Gina Hall 1990-7-19 270 Los Angeles San Gabriel Mtns., N of Kratka Ridge, 1.7 air mi. E of Cloudburst Summit, N of Angeles Crest Hwy., upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon 1890 Comment
  UC1971133  Caulanthus amplexicaulis Scott D. White, D. E. Bramlet 1998-8-11 7051 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  RSA429556  Caulanthus amplexicaulis var. amplexicaulis George R. Johnstone 1930-6-26 15897 Los Angeles Above Coldbrook and San Gabriel Canyons. 1524 Comment
  SBBG72120  Caulanthus coulteri Mrs. Bee -- Los Angeles Mint Cyn Comment
  LA51353  Caulanthus heterophyllus W. O. Griesel; 1936-3-28 sn Los Angeles Comment
  UC169366  Caulanthus heterophyllus Geo. B. Grant Mar 1903 1254 Los Angeles Garvanza Comment
  UCR280869  Caulanthus lasiophyllus R. G. Swinney 2014-5-1 16309 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  SEINET5342470  Caulanthus lasiophyllus H. M. Hall 3740 Los Angeles Eagle Rock, near Los Angeles. Comment
  CDA1009  Ceanothus arboreus D. G. Kelch 1991-3-17 1320 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA399160  Ceanothus arboreus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island Comment
  SBBG78559  Ceanothus arboreus F. R. Fosberg 1931-3-23 4326 Los Angeles Hamilton Cyn 60 Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  CAS-BOT-BC48732  Ceanothus crassifolius Tim Ross; Orlando Mistretta 1993-5-27 7319 Los Angeles W end of the San Gabriel Mtns: southwesterly draw 1200 ft WSW of May Canyon Saddle. 1060 Comment
  RSA590519  Ceanothus crassifolius Tim S. Ross, W. Appleby 1993-5-19 7180 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 768 Comment
  UCR111527  Ceanothus crassifolius A. C. Sanders, D. Malueg 1998-6-22 22032 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  SBBG119452  Ceanothus cuneatus M. A. Elvin, C. Weigand 2003-4-8 2458 Los Angeles flats S of confluence of Hasley Cyn with Castaic Crk, Newhall Ranch 297 Comment
  RSA592825  Ceanothus cuneatus var. cuneatus Steve Boyd 1996-4-24 8657 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA599482  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  LA45126  Ceanothus greggii var. vestitus Carl Epling; 1931-5-16 5091 Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  UCR140947  Ceanothus integerrimus June Latting 1973-6-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, above Fenner Fire Camp 1707 Comment
  CAS-BOT-BC50595  Ceanothus leucodermis Brandegee 1889-5-1 11 Los Angeles Pasadena Comment
  UCR220368  Ceanothus leucodermis R. G. Swinney 2009-4-16 10351 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA3695  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3541 Los Angeles Catalina Island. Ridge between Mt. Shatto and summit of Equestrial Trail, back of Avalon 335 Comment
  RSA399715  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-23 2077 Los Angeles Santa Catalina Island. Salta Verde. Comment
  UC79863  Ceanothus megacarpus var. insularis Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  LA43637  Ceanothus megacarpus var. megacarpus D. Dunn; 1941-2-22 691 Los Angeles 274 Comment
  RSA399729  Ceanothus oliganthus var. oliganthus Christopher Davidson, Robert Gustafson 1975-6-24 2872 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
  RSA393725A  Ceanothus oliganthus var. oliganthus Louis Greata 1931 Los Angeles San Gabriel Mountains, Southern California Comment
  JEPS42336  Ceanothus spinosus Frank W. Peirson 1921-2-26 733 Los Angeles Topanga Canyon SW Los Angeles Co., Santa Monica Mountains 457 Comment
  RSA128280  Ceanothus spinosus H. J. Thompson 1959-3-27 1891 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 750 Comment
  SBBG59129  Cenchrus incertus R. Hoffmann 1931-9-28 Los Angeles Lancaster Comment
  RSA0022527  Centaurea melitensis Duncan S. Bell, Caitlin Elam 2013-6-24 5252 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA232056  Centaurea repens C. W. Tilforth 1972-8-17 621 Los Angeles Open field, Datmouth St and Garey Ave, .5 mi N of Foothill blvd, N edge of Pomona. 366 Comment
  RSA187797  Centaurea solstitialis R. F. Thorne 1966-9-14 36624 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  RSA167693  Centranthus ruber Robert F. Thorne, Percy C. Everett 1964-2-7 33448 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  UCSB44835  Centranthus ruber Bailey, Jon 1978-3-28 Los Angeles End of Brill Drive in Studio City 213 Comment
  SBBG62303  Centrostegia thurberi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR231910  Centrostegia thurberi Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8064 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  UCR277223  Centrostegia thurberi R. G. Swinney 2010-6-1 13173 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
  RSA442197  Cerastium fontanum subsp. vulgare Anstruther Davidson 1993-5-1 s.n. Los Angeles Los Angeles. Comment
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Aug 10 2012
  SBBG127991  Cerastium glomeratum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2826 Los Angeles hillside above New York Harbor 54 Comment
  POM18212  Cerastium glomeratum P. A. Munz 1923-4-10 6715 Los Angeles San Clemente Island; S of Lemon Tank west coast Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  RSA411778  Ceratophyllum demersum Anstruther Davidson 1991-08 s.n. Los Angeles Los Angeles Comment
  RSA585540  Cercis occidentalis T. S. Ross 1992-4-21 6212 Los Angeles Glendora Ridge Road: on the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon, draining toward the latter. 1229 Comment
  IRVC26159  Cercocarpus betuloides A. C. Sanders, Mark A. Elvin 2003-6-18 26947 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC142175  Cercocarpus betuloides var. betuloides Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon [Canon] - San Gabriel Mts. Comment
  SBBG70711  Cercocarpus betuloides var. betuloides F. R. Fosberg 1932-5-7 5159 Los Angeles Grand Cyn below upper falls 130 Comment
  LA47771  Cercocarpus betuloides var. blancheae F. R. Fosberg; 1932-5-7 5159 Los Angeles Santa Catalina Island, Grand Canyon, below upper falls 130.0 Comment
  OBI70993  Cercocarpus ledifolius Larry Kelly, David J. Keil 1989-4-21 357 Los Angeles Along Big Pine Hwy Comment
  SEINET4689910  Cercocarpus minutiflorus Leila M. Shultz 1980-4-28 4031 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA198831  Cercocarpus traskiae Robert F. Thorne 1968-5-28 37674 Los Angeles Santa Catalina Island. Lower slope of Wild Boar Gully, due N of Black Ridge and ca. 1 mi. WNW of Salta Verde Pt. 198 Comment
  SEINET4090501  Cercocarpus traskiae R. Moran 1941-1 Los Angeles Comment
  LA88336  Chaenactis artemisiifolia O. H. Kappler; 1943-5-30 479 Los Angeles Santa Monica Mountains, Arroyo Sequit 213 Comment
  RSA0053863  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCD168219  Chaenactis glabriuscula J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SD30668  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-12 6593 Los Angeles El Segundo Comment
  CAS-BOT-BC277345  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1905-4-26 6496 Los Angeles Garvanza Comment
  UC135500  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-29 2506 Los Angeles summit of Mt. Wilson Comment
  UCR259059  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-12 12765 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  POM308945  Chaenactis glabriuscula var. glabriuscula Kay H. Beach 1943-4-22 646 Los Angeles Dalton Wash. San Dimas experimental Forest, U.S. Forest Dept. San Gabriel Mt. Range. Comment
  RSA149749  Chaenactis santolinoides Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Valcrest 1828 Comment
  PASA2198  Chaenactis stevioides Frank W. Peirson 1923-5-25 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  RSA587510  Chaenactis stevioides Orlando Mistretta 1995-3-24 1561 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  SEINET2049526 Image available Chaenactis stevioides J. Harry Lehr 1971-4-12 321 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom, Los Angeles , Calif San Gabriel Mountains. 1220 Comment
  RSA593688  Chaenactis xantiana Steve Boyd 1996-4-25 8709 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  SBBG65621  Chaenactis xantiana R. Hoffmann 1929-5-21 Los Angeles Lake Hughes Comment
  RSA562261  Chaenactis xantiana D. Charlton 1989-6-10 3207 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  LA104161  Chamaebatia australis T. Thomas; 1982-4-9 441 Los Angeles Comment
  SBBG67719  Chamaesyce albomarginata R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  CDA4803  Chamaesyce prostrata L. C. Wheeler 1969-5-8 s.n. Los Angeles Sierra Madre Elementary School: 160 Canon Ave. Sierra Madre. . 0 Comment
  RSA432465A  Chamaesyce serpillifolia L. C. Wheeler 1933-10-26 2226 Los Angeles Arcadia. 149 Comment
  RSA594640  Chamaesyce serpillifolia subsp. serpillifolia Steve Boyd, Lauren Raz 1996-10-29 9115 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  CDA35267  Chamaesyce serpyllifolia Phillipson 1915-5-28 Los Angeles Sierra Madre. Comment
  CATA2920  Chamelaucium uncinatum Sara L. Crockett 1997-4-15 124 Los Angeles Santa Catalina Island: 326 Sumner Avenue 15 Comment
  CHSC83321  Cheilanthes covillei John Dittes; Chris Williams 1989-4-29 1 Los Angeles Upper Big Tujunga River (Wikiup) 1/4 mile downstream of bridge to Camp Colby. 20 feet above river. Comment
  RSA601616  Chenopodium album L. C. Wheeler 1967-5-13 9492 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA736142  Chenopodium album Rosemarie zimmerman 1961-4-30 40 Los Angeles Blanchard Park, Pomona College 366 Comment
  RSA647396  Chenopodium ambrosioides LeRoy Gross, Wayne Law 2000-8-8 180 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  SBBG65293  Chenopodium berlandieri R. Hoffmann 1927-7-16 Los Angeles Chandler's Comment
  UCR273385  Chenopodium berlandieri R. G. Swinney 2011-10-18 15814 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA626231  Chenopodium botrys L. C. Wheeler 1966-10-1 8926 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  RSA596500  Chenopodium botrys L. C. Wheeler 1966-11-26 9158 Los Angeles San Gabriel Mountains. West side Monrovia Peak. Spring Camp. 1371 Comment
  RSA478484  Chenopodium californicum Robert M. Perkins 1936-5-3 183 Los Angeles San Gabriel Canyon Comment
  RSA630254  Chenopodium fremontii Scott D. White, Dave Bramlet 1998-8-11 7055 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA478546  Chenopodium murale Tom Burch 1940-05 s.n. Los Angeles Redondo Beach. Fields south end of town. 0 Comment
  SBBG98535  Chenopodium murale T. Ross 1991-5-21 5414 Los Angeles upper reaches of Box Cyn, SW side of island 403 Comment
  UC284219  Chenopodium murale P. A. Munz 1923-4-9 6689 Los Angeles Lemon Tank San Clemente Island Comment
  RSA604307  Chenopodium pumilio L. C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Sawpit Canyon near intersection of Monrovia Canyon trail with Vassar Canyon, north center. 579 Comment
  UC519964  Chenopodium pumilio Louis Wheeler 1932-10-7 1428 Los Angeles San Gabriel 106 Comment
  CDA3104  Chenopodium watsonii L. C. Wheeler 1966-10-1 8941 Los Angeles San Gabriel Mountains. Big Tujunga at Colby Ranch Road. Comment
  CAS-BOT-BC451358  Chimaphila menziesii LeRoy Abrams 1902-6-29 2587 Los Angeles Mt. Wilson Comment
  UCR213336  Chlorogalum pomeridianum Justin M. Wood 2009-6-8 853 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA0120021  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2014-5-19 16557 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
  RSA629712  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains: South side of Millard Canyon ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir.. . 609 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
  UC849168  Chorizanthe staticoides Ira W. Clokey, B. Templeton Apr. 1929 4494 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 350 Comment
  UCR126907  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR195289  Chorizanthe staticoides Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1170 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 518 Comment
  UCR209151  Chorizanthe staticoides Dan S. Cooper 2009-4-30 409- 3 .2 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA596074  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1995-6-28 8618 Los Angeles Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 723 Comment
  RSA757210  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-3 2287 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
  UCR259898  Chorizanthe xanti var. xanti R. G. Swinney 2010-6-1 13079 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-BC36283  Chrysolepis sempervirens LeRoy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  RSA568518  Cicer arietinum Anstruther Davidson 439 Los Angeles San Gabriel Mountains. Comment
  SDSU3771  Cirsium occidentale Gerald Collier 1951-5-1 M 582 Los Angeles About 1/2 mile north of Sunset Blvd. on Barrington Avenue L.A. 49. Comment
  RSA600408  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-4-30 9639 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
  SBBG65901  Cirsium occidentale var. californicum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  LA94416  Cirsium occidentale var. californicum Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Escondido Canyon Comment
  RSA0085349  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA709693  Cirsium occidentale var. venustum Scott D. White, Andrea Warniment 2005-9-9 11220 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA795205  Cirsium vulgare Jane Tirrell 2012-8-3 LS 0142 Los Angeles Below Pacific Crest Trail approx. 0.3 mi. northwest of Mt. Hawkins 2487 Comment
  UCR138533  Cirsium vulgare L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  LA105097  Cirsium vulgare Barry A. Prigge; 1988-7-3 8163 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  RSA33900  Cistus incanus Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  UCR124972  Clarkia bottae B. C. Templeton 1930-5-27 1464 Los Angeles Western Transverse Range; Santa Monica Mtns., Higgins Canyon, north of Beverly Hills 200 Comment
  UCR184349  Clarkia cylindrica A. C. Sanders 2007-4-19 33455 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA458825  Clarkia cylindrica W. P. Burger 1979-5-15 99 Los Angeles One mile west of N1 along Muhulan [Mulholland?] Hwy. Santa Monica Mountains. 457 Comment
  RSA453463  Clarkia cylindrica subsp. cylindrica Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  SEINET12189206  Clarkia deflexa J. F. Bright, Wyman, C. 1931-1 5490 Los Angeles near Pasadena Comment
  HSC12679  Clarkia dudleyana Wendell Wood 1970-6-24 38 Los Angeles Linda Vista Ave. and Foothill Hwy., Pasadena 305 Comment
  POM3116  Clarkia dudleyana C. F. Baker 1903-8-2 3665 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCD15675  Clarkia dudleyana Anne B. Overturf 1989-5-28 17 Los Angeles Eaton Canyon. 365 Comment
  POM199780  Clarkia epilobioides I. W. Clokey 1929-05 4533 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA725858  Clarkia epilobioides R. G. Swinney 1998-5-9 6046 Los Angeles Fern Canyon, a tributary of Fish Canyon, c. 600 m west of Fish Cyn stream bottom 396 Comment
  RSA448273  Clarkia epilobioides Geo. L. Moxley 1915-5-31 s.n. Los Angeles Sturdevant s Trail. San Gabriel Mountains. Comment
  SFV6240  Clarkia purpurea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Extreme upper reaches of East Fork of Devil Canyon. 861 Comment
  CAS-BOT-BC172541  Clarkia purpurea subsp. purpurea Ernest Braunton 1902-6-1 s.n. Los Angeles Elysian Park Comment
  LA32202  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson; 1959-5-24 2019 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  SBBG60365  Clarkia purpurea subsp. quadrivulnera R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  UC54693  Clarkia purpurea subsp. quadrivulnera L. A. Greata May, 1903 310 -316 Los Angeles Arroyo Seco Comment
  UCD104949  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9837 Los Angeles Liebre Mountains region. NE of Saugus. 396 Comment
  UCSB9711  Clarkia purpurea subsp. quadrivulnera Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mtn Range 792 Comment
  SDSU8704  Clarkia unguiculata Gerald Collier 1951-5-15 M 336 Los Angeles Open Field near Provosts Residnece, Just So. of sunset Blvd. UCLA campus. Comment
  RSA597992  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-3-14 9164 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  RSA725141  Claytonia parviflora subsp. parviflora Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 A Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR271076  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-26 14859 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  JEPS43189  Claytonia parviflora subsp. viridis Frank W. Peirson 1923-5-26 3545 Los Angeles n of Rock Creek Divide; San Gabriel Mountains 2133 Comment
  POM50281  Claytonia perfoliata subsp. mexicana L. R. Abrams 1895-03 s.n. Los Angeles Elysian Park. Comment
  SBBG97022  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4404 Los Angeles Bryce Cyn near Malo Pt Comment
  RSA466689  Claytonia perfoliata subsp. mexicana F. H. Elmore 418 Los Angeles San Clemente Island. Comment
  RSA466691  Claytonia perfoliata subsp. mexicana Paul Currie 1969-1 34 Los Angeles Tapia Park, Malibu Hills, Santa Monica Mountains 610 Comment
  RSA386217  Clematis lasiantha Robert M. Perkins 1936-4-3 189 Los Angeles San Gabriel Canyon Comment
  RSA580967  Clematis lasiantha Catherine A. Mish 1995-3-18 31 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  RSA724609  Clematis lasiantha K. Dobry 1991-5-2 567 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SD234158  Clematis lasiantha Virginia Pinkus Ryder 1964-7-1 242 Los Angeles Road to Mount Wilson, off Angeles Crest, Angeles National Forest. 1562 Comment
  SEINET13297619 Image available Clematis ligusticifolia R. G. Swinney 2011-1 15937 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  UCR204559  Clematis ligusticifolia R. G. Swinney 2005-8-5 8376 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UC511788  Cleomella obtusifolia Frank W. Peirson 1933-5-13 10661 Los Angeles 12 mi s Muroc Comment
  RSA0042748  Coldenia nuttallii Bonnie C. Templeton 1971-5-16 11613 Los Angeles About 7 miles northeast of Palmdale. 815 Comment
  UCR129340  Collinsia callosa H. M. Hall 1900-6-3 1492 Los Angeles San Gabriel ('Antonio') Mtns., Swarthout Canyon 2012 Comment
  POM78977  Collinsia childii I. M. Johnston 1925-7-8 5291 Los Angeles south trail to Baldy Lookout 1646 Comment
  UC26573  Collinsia heterophylla J. H. Barber 1897-3-14 50 Los Angeles Santa Monica Experiment Station Comment
  UC166909  Collinsia parryi Geo. B. Grant 1905-5-4 201 Los Angeles San Gabriel Mountains, Pasadena, Willard Canyon Pasadena; San Gabriel Mountains, , Willard Canyon Comment
  RSA0117326  Collinsia parryi Wesley O. Griesel 1961-4-18 s.n. Los Angeles Switzers Inlet, San Gabriel Mountains. 762 Comment
  RSA787527  Collinsia torreyi var. wrightii Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0045 Los Angeles 50 meters above California State Route 2 near mile marker 66.28, Little Jimmy Springs area 2292 Comment
  CDA4032  Colutea arborescens subsp. gallica T. S. Ross, Walter Appleby 1993-6-8 7373 Los Angeles Western San Gabriel Mountains: Bear Divide; off the west side of Little Tujunga Road, just east of the Forest Service Station Comment
  CAS-BOT-BC59721  Comarostaphylis diversifolia subsp. planifolia K. Kneen 1933-8-25 s.n. Los Angeles Santa Monica Mts. Comment
  SBBG128258  Comarostaphylis diversifolia subsp. planifolia M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3029 Los Angeles lower Cottonwood Cyn 152 Comment
  UCSB18167  Comarostaphylis diversifolia subsp. planifolia Black, Richard 1964-3-29 Los Angeles 0.2 miles past gate on road from Chantry Flats to bottom of Big Santa Anita Canyon 457 Comment
  SD251668  Constancea nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Santa Catalina Island; Avalon; bluffs around the bay. 4 Comment
  RSA0042773  Convolvulus aridus Harold L. Pirie 1963-4-6 s.n. Los Angeles Along Mulholland Drive in the Santa Monica Mts. 1 mile west of Temescal Fire Rd. 304 Comment
  RSA0116336  Convolvulus arvensis Mitch Provance 2013-6-3 613 -34 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St., and Riverside Dr. 227 Comment
  RSA754605  Convolvulus arvensis R. F. Thorne 1980-4-27 54149 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  RSA588688  Conyza canadensis Orlando Mistretta 1995-7-12 1901 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  RSA596982  Conyza canadensis Steve Boyd, Lauren Raz 1996-9-24 8956 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  POM355841  Conyza canadensis Larry E. DeBuhr, Gary D. Wallace 1972-9-4 715 Los Angeles San Clemente Island. In seepage area below barracks at Wilson Cove. Comment
  RSA618686  Conyza floribunda LeRoy Gross 1998-10-16 85 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  UC195500  Conyza floribunda D. L. Crawford 1915-8-10 548 Los Angeles Claremont Comment
  SEINET3929605  Cordylanthus filifolius David Keil 1986-9-27 19738 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  RSA412293  Cordylanthus rigidus subsp. setiger George B. Grant 1900-7-30 s.n. Los Angeles In canyons, near Glendale Comment
  RSA20382  Coreopsis californica Roxana S. Ferris 1938-5-13 9482 Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  UC895130  Coreopsis calliopsidea Lewis S. Rose 1937-4-9 37069 Los Angeles Palmdale 701 Comment
  CAS-BOT-BC101006  Coreopsis gigantea Peter H. Raven 1960-3-15 13852 Los Angeles Point Dume, Santa Monica Mountains 22 Comment
  POM356022  Coreopsis gigantea George B. Grant 1904-4-24 s.n. Los Angeles Catalina Island. Comment
  RSA3612  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SEINET4004201 Image available Coreopsis gigantea R. Moran 1941-1 828 Los Angeles Indian Rock, Wilson's Harbor, Santa Catalina Island. 15 Comment
  UCR51315  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC105701  Corethrogyne filaginifolia Geo. L. Moxley 1916-9-4 514 Los Angeles Eaton Canyon [Canon] Comment
  CAS-BOT-BC105709  Corethrogyne filaginifolia Alice Eastwood 1917-7-20 6517 Los Angeles The Isthmus, Santa Catalina Island Comment
  RSA397697  Cornus glabrata F. R. Fosberg 1931-7-13 S- 6395 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 50 Comment
  RSA600567  Cotula australis L. C. Wheeler 1961-2-25 7799 Los Angeles San Gabriel Mountains. Arroyo Seco. 586 Comment
  SFV1573  Crassula connata K. A. Wilson 1961-3-16 1032 Los Angeles Santa Monica Mountains Point Dume. Summit of Birdview and Cliffside Drive. Sandy field. 38 Comment
  RSA762167  Crassula connata Orlando Mistretta, Christine Mistretta 2008-5-6 2670 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  SD123969  Crassula tillaea Robert F. Thorne 1979-4-25 52776 Los Angeles Rancho Santa Ana Botanic Garden, south end of desert garden. Comment
  UC1375306  Crepis acuminata R. F. and M. Z. Thorne 1969-7-9 38529 Los Angeles just s Big Meadow; San Gabriel Mts., Angeles National Forest, Big Pines 2087 Comment
  SBBG32123  Cressa truxillensis R. N. Philbrick with R. F. Thorne 1967-5-19 B 67238 Los Angeles Little Harbor Comment
  UC879477  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  SD90190  Crocanthemum scoparium var. vulgare Benjamin C. Stone 1953-5-1 325 Los Angeles Above Coal Creek Canyon, Santa Ana Mountains. 1220 Comment
Read comments
Aug 6 2015
  RSA397728  Crossosoma californicum F. H. Elmore 1939-3-1 437 Los Angeles Santa Catalina Island Comment
  RSA585028  Croton californicus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40). 409 Comment
  RSA647962  Croton californicus Michelle Manolovitz, Brian Manolovitz 1992-5-19 28 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.25 miles northeast of park office. Comment
  UCR125173  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UC882419  Cryptantha circumscissa Geo. B. Grant 1906-6-15 Los Angeles Summit of Mt. Wilson 1828 Comment
  UCR213786  Cryptantha clevelandii Scott D. White, Justin M. Wood, Jamie Miner 2009-5-12 12706 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  POM3948  Cryptantha clevelandii Crawford, H. D. Hiatt 1916-3-28 573 Los Angeles Santa Monica Mountains. 305 Comment
  RSA499625  Cryptantha decipiens Robert Gustafson, Gary D. Wallace 1982-4-26 2552 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA646956  Cryptantha echinella Orlando Mistretta 1993-6-28 901 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  RSA654078  Cryptantha intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 741 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  RSA79567  Cryptantha intermedia F. W. Peirson 1919-5-11 402 Los Angeles Arraster Creek, San Gabriel Mountains 915 Comment
  UCR155379  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-5-24 30267 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR42565  Cryptantha intermedia L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  POM369527  Cryptantha intermedia Anstruther Davidson 1920-01 s.n. Los Angeles Flaya Rey Comment
  RSA251524  Cryptantha intermedia R. F. Thorne 1973-4-11 42782 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  POM71366  Cryptantha intermedia var. intermedia H. E. Hasse 1890-04 7089 Los Angeles [Los Angeles?] Comment
  RSA249775  Cryptantha micrantha R. F. Thorne 1973-4-20 42994 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA775520  Cryptantha micrantha Orlando Mistretta, Christine Mistretta 2010-5-22 5181 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  RSA714914  Cryptantha microstachys A. C. Sanders, Mark Elvin, et al. 2003-4-14 25979 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  UCR95593  Cryptantha microstachys Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8552 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  JEPS67706  Cryptantha muricata W. L. Jepson 1935-4-17 17059 Los Angeles Portal Ridge, n Los Angeles County Portal Ridge Comment
  RSA0079309  Cryptantha muricata var. jonesii R. S. Woglum 1935-5-6 725 Los Angeles Mojave Desert: Palmdale. Comment
  RSA0079382  Cryptantha muricata var. jonesii P. A. Munz 1925-4-23 9447 Los Angeles San Gabriel Canyon. 488 Comment
  RSA0079585  Cryptantha muricata var. muricata L. R. Abrams 1902-6-17 2555 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA593009  Cryptantha nevadensis var. rigida Steve Boyd, Orlando Mistretta 1996-5-1 8739 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  RSA773280  Cryptantha nevadensis var. rigida R. G. Swinney 2009-4-28 10557 Los Angeles summit of Mt. Emma 1585 Comment
  CHSC95713  Cryptantha oxygona LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campground turnoff. UTM Zone; 380347N, 0405764E. 1792 Comment
  RSA0079117  Cryptantha pterocarya var. pterocarya R. F. Thorne 1963-5-15 31676 a Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  SDSU5414  Cryptantha traskiae R. M. Beauchamp 1967-1-28 132 Los Angeles 1/2 mile south of Eel Point; San Clemente Island. Comment
  UCR50873  Cucurbita foetidissima A. C. Sanders 1988-5-18 7844 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCR125631  Cuscuta californica A. C. Sanders 2003-5-26 26858 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
  UC750614  Cuscuta californica Lewis S. Rose 1946-7-21 46235 Los Angeles s slope Cahuenga Peak 304 Comment
  OBI68580  Cuscuta indecora var. indecora T. C. Fuller 1958-8-5 3970 Los Angeles N side Avenue K, E of 30th St, Lancaster Comment
  CAS-BOT-BC114305  Cyperus esculentus Ivan Murray Johnston 1918-7-29 2108 Los Angeles Covina. 152 Comment
  UC838211  Cyperus niger E. Bethel 1916-8-9 Los Angeles Long Beach Comment
  UCD141131  Cyperus odoratus Louis C. Wheeler 1932-10-14 1434 Los Angeles Rio Hondo. 57 Comment
  POM12575  Cyperus rotundus F. W. Peirson 1922-8-1 3265 Los Angeles Pasadena, High school grounds Comment
  CATA3151  Dactylis glomerata Amy Catalano 2016-6-3 138 Los Angeles Santa Catalina Island: East of Wrigley Reservoir, along Airport Road 393 Comment
  RSA226014  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-29 40658 Los Angeles 0.5 mi below Little Rock Dam 944 Comment
  RSA682456  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1045 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  SEINET12265145  Datura inoxia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA421886  Datura wrightii Ora M. Clark 1932-12-2 1332 Los Angeles N. E. Hollywood Comment
  SBBG31347  Datura wrightii R. F. Thorne with P. C. Everett 1965-6-22 34929 Los Angeles S of Avalon Golf Course in Avalon Cyn 91 Comment
  UCR258921  Datura wrightii R. G. Swinney 2010-5-7 12617 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UC1349337  Daucus pusillus Robert F. Thorne and P. Everett 1965-6-22 34897 Los Angeles upper portion along roadside Avalon Canyon; Santa Catalina Isl., Avalon Canyon 274 Comment
  CAS-BOT-BC130924  Deinandra clementina Herman Knoche 1919-7-4 Series A, No. 983 Los Angeles Camp Mesquite, San Clemente Island Comment
  UC88960  Deinandra clementina T. S. Brandegee 1890-1 Los Angeles Santa Catalina Island Comment
  UC166692  Deinandra fasciculata George B. Grant 1906-9-1 7165 Los Angeles Santa Catalina Island Comment
  UCD131065  Deinandra fasciculata Mary Jane Teiman 1978-10-15 6 Los Angeles Playa Del Rey. 0.5 mile south of Marina Del Rey channel. Comment
  CAS-BOT-BC131014  Deinandra minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  SFV13500  Deinandra minthornii M. H. Grayum, D. L. Koutnik 1977-12-10 923 Los Angeles San Fernando Valley Chatsworth Reservoir. Among sandstone outcrops in hilly area just west of spillway. 290 Comment
  UC2015605  Deinandra minthornii Scott D. White 1995-10-19 3718 Los Angeles Santa Susana Mts. S edge of Santa Susana Mts, above Chatsworth +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Bl.); 0.7-1.0 air mi SE of Chatsworth Pk. Comment
  RSA394508  Delphinium cardinale Fay A. MacFadden 1931-6-24 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  POM270946  Delphinium cardinale H. L. Mason 1927-6-15 3788 Los Angeles San Gabriel River. Comment
  RSA191175  Delphinium cardinale Robert F. Thorne, M. Z. Thorne 1967-7-19 37125 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  UCR193145  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA679834  Delphinium parishii subsp. parishii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 893 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UC61542  Delphinium parryi Ernest Braunton June 1903 894 Los Angeles Glendale to Burbank Comment
  LA200791  Delphinium parryi subsp. parryi Sharon Johnston; 1957-5-14 33 Los Angeles SANTA MONICA MOUNTAINS, Mullholland Dr. 0.5 mi east of Alhama Dr. 396 Comment
  SBBG122107  Delphinium parryi subsp. parryi A. Parikh, N. Gale 2003-5-24 736 Los Angeles Plum Cyn, 1.3 km SSW of Cruzan Mesa, 2.1 km W of Sierra Hwy 622 Comment
  SEINET12090132  Delphinium patens R. F. Thorne 1971-1 41468 Los Angeles San Gabriel Mts, Angeles Nat'l Forest, along trail from Chantry Flats into Santa Anita Canyon 610 Comment
  LA210353  Delphinium patens subsp. hepaticoideum Joseph Ewan; March 1925 Los Angeles SAN GABRIEL MOUNTAINS, foothills. 588 Comment
  RSA0104903  Dendromecon rigida R. G. Swinney 2011-10-18 15836 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA0034893  Dendromecon rigida L. Haines 1950-3-19 S.N. Los Angeles Santa Monica Mts. 304 Comment
  RSA594849  Deschampsia danthonioides Steve Boyd, Lauren Raz 1996-10-8 8978 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  SD240806  Deschampsia danthonioides Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-20 8027 Los Angeles Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Nighway and Avenue E, ca. 150 m W of Hwy and just S of Ave E. 701 Comment
  UC817049  Deschampsia danthonioides I. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
Read comments
Dec 15 2010
  UCR273569  Deschampsia danthonioides R. G. Swinney 2011-6-15 15179 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  POM8842  Descurainia pinnata subsp. glabra I. M. Johnston 1920-5-5 s.n . Los Angeles Near Mojave Comment
  RSA737101  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  SD211607  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road. (Azusa) 548 Comment
  UCSB41666  Dichelostemma capitatum subsp. capitatum Warren, Linette 1982-4-17 Los Angeles 900 feet up dirt road off Browns Canyon Road; 0.5 miles north of its junction with Simi Valley Fwy.; Browns Canyon; Chatsworth 365 Comment
  UCSB42014  Dichelostemma capitatum subsp. capitatum Purviance, Susan 1979-3-19 Los Angeles 1/4 mi. east of Pacific Coast Highway on Encinal Canyon Road Comment
  UCR124257  Digitaria ischaemum L. C. Wheeler 1966-10-27 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  SEINET3828977  Diplachne fusca var. fascicularis Louis C. Wheeler 1946-1 6331 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  SEINET8340787  Diplacus brevipes Unknown 1962-4-16 255 Los Angeles Bouquet (Boquet) Canyon road, three miles south of Boquet Canyon Guard Station. Comment
  SD114418  Diplacus longiflorus Darley F. Howe 1915-1 46 Los Angeles Claremont Comment
  CAS-BOT-BC150630  Diplacus rutilus Carl B. Wolf 1936-4-24 7773 Los Angeles Base of Santa Susana Pass 365 Comment
  SBBG37866  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles by a lagoon, Pyramid Cove Comment
  RSA69042  Dodecatheon redolens Joseph A. Ewan 1930-6-25 2705 Los Angeles At spring of north slope near Windy Camp, Mt. Islip. 2287 Comment
  UCR99434  Drymocallis glandulosa var. reflexa R. G. Swinney 1995-9-4 4499 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  CAS-BOT-BC67944  Dryopteris arguta George L. Moxley 1920-11-28 864 Los Angeles San Gabriel Canyon Comment
  CATA820  Dryopteris arguta Mark L. Hoefs 1991-6-17 1397 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  LA200095  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1710 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, upper Las Flores Creek Rd. 304 Comment
  RSA654360  Dryopteris arguta Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 989 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  UC933293  Dudleya cymosa subsp. pumila P. A. Munz 1950-4-28 5388 Los Angeles Cascade Canyon San Gabriel Mtns 1828 Comment
  RSA497542  Dudleya densiflora W. Wisura, Orlando Mistretta 1989-6-7 4376 Los Angeles San Gabriel Canyon Near El Encanto, Comment
  UC933201  Dudleya densiflora Reid Moran May 1946 1968 Los Angeles mouth Fish Canyon Comment
  UCD170395  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail. 1244 Comment
  CAS-BOT-BC428394  Dudleya lanceolata Reid Moran 1941-5-12 859 Los Angeles Devil's Canyon, tributary of the west fork of San Gabriel Canyon 1200 Comment
  RSA397770  Dudleya lanceolata Elizabeth A. White 1928-04 s.n. Los Angeles El Segundo Comment
Read comments
Jun 14 2012
  RSA641642  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  CAS-BOT-BC109673  Dudleya multicaulis Louis C. Wheeler 1932-5-8 695 Los Angeles San Jose Hills. Puddingstone Dam. 304 Comment
  SBBG133582  Dudleya virens R. Moran 1972-5-27 19143 Los Angeles sea bluffs just E of Pt Vicente 5 Comment
  SD45589  Dudleya virens Darley F. Howe 1953-5-2 Los Angeles Santa Catalina Island; cliff south side of Wain Canyon. Comment
  RSA0091511  Dysphania botrys R. G. Swinney 2011-10-10 15741 Los Angeles 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
  UCR223615  Dysphania pumilio R. G. Swinney 2009-6-27 11284 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCD60875  Echinochloa crus-galli Beecher Crampton 1965-10-27 7587 Los Angeles Ca. 2.6 miles s.w. of Saugus, US Hwy 99-Interstate 5. Comment
  RSA756313  Ehrharta calycina Justin M. Wood 2009-4-10 473 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  CDA20575  Ehrharta erecta M. O'Brien 2005-8-14 MOB 7 -05 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  UCR125778  Ehrharta erecta A. C. Sanders 2003-5-26 26838 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
  RSA191373  Elatine brachysperma R. F. Thorne 1967-7-19 37211 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  RSA0088586  Eleocharis R. G. Swinney 2010-9-13 13838 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
  SBBG31400  Eleocharis macrostachya R. F. Thorne 1966-4-7 35979 Los Angeles one of upper small ponds near Arrow Pt 60 Comment
  RSA199190  Eleocharis palustris Robert F. Thorne, D. Propst 1968-5-29 37699 Los Angeles S end of Hay Press Reservoir. 404 Comment
  IRVC28563  Eleusine indica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27132 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  UCR180021  Elymus condensatus R. G. Swinney 1996-8-7 5221 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  CAS-BOT-BC227500  Elymus elymoides A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  RSA777874  Elymus elymoides R. G. Swinney 2009-6-17 11207 Los Angeles ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR221900  Elymus elymoides R. G. Swinney 2009-4-28 10536 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UC53732  Elymus elymoides subsp. elymoides J. Burtt Davy May 1896 Los Angeles Lansings Antelope Valley Comment
  RSA127890  Elymus glaucus P. H. Raven, H. J. Thompson 1959-5-5 14160 Los Angeles Santa Monica Mountains. 4.9 miles west of Tapia Park on Mulholland Drive. 320 Comment
  UC121373  Elymus glaucus T. S. Brandegee 1890-5-21 56 Los Angeles Santa Catalina Island Comment
  POM1297  Elymus glaucus subsp. glaucus I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA0062696  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA0068077  Elymus trachycaulus R. G. Swinney 2010-10-13 14047 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA191358  Elymus trachycaulus subsp. trachycaulus R. F. Thorne, M. Z. Thorne 1967-7-19 37179 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  LA38486  Emmenanthe penduliflora var. penduliflora Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA401553  Emmenanthe penduliflora var. penduliflora L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  SD253464  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-31 14926 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
  UC1922691  Encelia actoni Scott D. White, A. Warniment 2006-7-7 11627 Los Angeles SE TEHACHAPI MTNS.: Gorman area, west of the I-5 Freeway at SR-138 interchange. Lebec 7.5' Quad. Comment
  CAS-BOT-BC131218  Encelia californica H. A. Thomas; J. H. Thomas 1954-3-27 485 Los Angeles West Zuma Beach, 8 miles east of Ventura - Los Angeles County line Comment
  JEPS34096  Encelia californica W. L. Jepson 1940-10-7 20183 Los Angeles Santa Monica Comment
  SBBG20583  Encelia californica E. R. Blakley 1963-12-7 6315 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  UCR219475  Encelia californica R. G. Swinney 2009-3-19 10143 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  UCR68943  Encelia californica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4256 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCSB45412  Encelia californica Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd. 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
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Jul 23 2007
  RSA624464  Encelia farinosa L. C. Wheeler 1973-5-16 s.n. Los Angeles San Gabriel Mountains: Mouth of Van Tassel Canyon.. . Comment
  RSA0093139  Ephedra nevadensis var. nevadensis Steve Boyd, Gary D. Wallace 2011-4-14 12314 B 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
  LA206171  Epilobium canum J. A. Ewan; 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi. above of mouth 731 Comment
  CAS-BOT-BC166272  Epilobium canum subsp. canum G. L. M. 1915-10-12 452 Los Angeles Hills near Southwest Museum, Los Angeles Comment
  SJSU13323  Epilobium canum subsp. canum C. W. Sharsmith 1946-10-18 5497 Los Angeles N slope Santa Monica Mts near Beverly Glen 304 Comment
  RSA659868  Epilobium canum subsp. latifolium Orlando Mistretta 1992-8-20 760 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR277008  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-30 13908 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  SBBG13806  Epilobium ciliatum M. A. Piehl 1962-10-3 62531 Los Angeles Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  CATA551  Epilobium ciliatum subsp. ciliatum Mark L. Hoefs, Robert F. Thorne 1975-8-7 815 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  POM50051  Epilobium ciliatum subsp. ciliatum L. R. Abrams 1901-6-11 1744 Los Angeles New River near Long Beach. Comment
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Jan 5 2016
  RSA588371  Epilobium ciliatum subsp. ciliatum N. C. Cooper 1949-6-29 43821 Los Angeles Dripping Springs, San Gabriel Canyon. 1220 Comment
  RSA733174  Epilobium ciliatum subsp. ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1235 Comment
  RSA747971  Epilobium glaberrimum R. G. Swinney 2001-9-16 8170 Los Angeles San Gabriel Mountains: 100 m east of Little Jimmy Spring Canyon, south fork, south of Hwy 2, 0.6 mile due east of Mt. Islip and c. 2 miles north of Crystal Lake. 2207 Comment
  RSA507556  Epilobium paniculatum Louis C. Wheeler 1967-8-2 10331 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  RSA603332  Epipactis gigantea Scott D. White 1997-5-21 5203 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA0105686  Epipactis gigantea Sarah Ratay, Jack Baldelli 2011-4-13 134 Los Angeles Santa Catalina Island. In Fern Grotto, side canyon W of Coffeepot Canyon, near Thunder Beach, population starts just upstream from old road crossing and extends at least 400 m along drainage. Comment
  RSA381714  Epipactis gigantea George R. Johnstone 1926-7-16 s.n. Los Angeles Los Pinos Canyon above San Gabriel Canyon. Comment
  RSA603782  Equisetum arvense L. C. Wheeler 1948-6-13 6650 Los Angeles San Gabriel Mountains: Big Tujunga, near Coldwater Canyon. 944 Comment
  UCR191254  Equisetum laevigatum R. G. Swinney 1999-6-30 7474 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  CAS-BOT-BC57308  Equisetum laevigatum Tim Ross 1993-4-23 6933 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; ca 350 m WNW of Eagle's Nest Lodge; 131 Comment
  POM962  Equisetum laevigatum I. M. Johnston 1917-5-13 27 U Los Angeles El Monte, in ditch along R.R. 106 Comment
  SEINET4890196 Image available Equisetum telmateia Louis C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  POM16933  Equisetum telmateia var. braunii P. A. Munz 1923-5-1 7773 Los Angeles Puddingstone Canyon, San Dimas 244 Comment
  UCR108367  Eragrostis cilianensis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA0062841  Eremalche exilis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6764 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC868833  Eremocarpus setiger Geo. B. Grant 1906-8-23 Los Angeles Pasadena Comment
  RSA0045064  Eremogone macradenia var. macradenia Timothy S. Ross 1992-4-4 6091 Los Angeles Adobe Mountain; rocky southerly slope about 200m S of the summit (3458 ft). 1006 Comment
  SBBG25299  Eremogone macradenia var. macradenia D. Emery 1965-5-22 65 -180 Los Angeles S of Cima Mesa in Los Angeles Nat Forest Comment
  UCR223820  Eriastrum densifolium R. G. Swinney 2009-6-17 11191 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0105894  Eriastrum densifolium subsp. austromontanum Thos. Craig 1927-6-19 462 Los Angeles Soledad Canon [canyon] Road near junction with Mint Canyon Road. Comment
  RSA0097776  Eriastrum densifolium subsp. densifolium R. G. Swinney 2011-7-8 15489 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR126226  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 115 Los Angeles Western San Gabriel Mtns., southern mouth of Bee Canyon, c. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 549 Comment
  CDA40035  Eriastrum densifolium subsp. elongatum Phillipson 1915-7-11 3 .11.A Los Angeles San Fernando. Comment
  UCR162894  Eriastrum pluriflorum A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA0060814  Eriastrum sapphirinum subsp. brevibracteatum LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6962 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  CAS-BOT-BC514966  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1928-6-10 3879 Los Angeles San Gabriel Mts: Monrovia Canyon, near Deer Park Comment
  CAS-BOT-BC514969  Eriastrum sapphirinum subsp. dasyanthum Frank W. Peirson 1920-6-22 4708 Los Angeles Temescal Canyon 304 Comment
  SEINET13383139 Image available Ericameria cooperi R. G. Swinney 2010-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  POM359339  Ericameria cuneata var. cuneata L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA792022  Ericameria cuneata var. cuneata Jane Tirrell, Graham Bothwell 2012-9-14 LS 0174 Los Angeles Approx. 300 meters southest of California State Route 2 in rocky outcrop above Big Rock Creek drainage, about 1.5 mi west of Dawson Saddle. 2395 Comment
  RSA301962  Ericameria ericoides J. R. Shevock 1972-9-16 2280 Los Angeles Coastal bluffs, Point Dume 5 Comment
  LA20016  Ericameria ericoides Jonathan Sauer; Linda Newby 1977-2-6 5928 Los Angeles 9 Comment
  LA82340  Ericameria ericoides David S. Verity; 1965-10-17 sn Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  CAS-BOT-BC287622  Ericameria linearifolia Barbara Shervanick 1974-4-28 1215 Los Angeles Highway 138 about 0.75 mile NW of highway 395, Mormon Rocks, Antelope Valley, San Gabriel Mt Range 944 Comment
  CAS-BOT-BC287630  Ericameria linearifolia L. R. Abrams 1925-3-27 10888 Los Angeles Between Saugus and summit on road to Palmdale Comment
  LA100746  Ericameria linearifolia Henry J. Thompson; 1980-5-23 sn Los Angeles San Gabriel Mountains, Angeles Forest Highway, about 4 mi. S of freeway and 0.5 mi. S of cutoff road to Little Rock 1219 Comment
  RSA570200  Ericameria linearifolia Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5038 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA718270  Ericameria linearifolia R. G. Swinney 1998-4-14 5995 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  SDSU3906  Ericameria linearifolia D. F. Howe 1948-5-2 1778 Los Angeles Side of Angeles Crest Highway, San Gabriel Mts. 1280 Comment
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Nov 19 2014
  SBBG129102  Ericameria nauseosa R. G. Swinney 2009-11-13 11598 Los Angeles confluence of Little Rock Crk and Carr Cyn, N of Mt Emma Rd 909 Comment
  CATA1407  Ericameria palmeri var. pachylepis Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2554 Los Angeles Santa Catalina Island: By lower road to Empire Landing, toward beach 24 Comment
  LA202521  Ericameria parishii var. parishii T. Brothers; 1983-8-9 sn Los Angeles San Gabriel Mountains, Devil's Canyon, on shoulder of dirt road, San Gabriel River watershed Comment
  RSA656928  Ericameria parishii var. parishii Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1058 Los Angeles San Gabriel Mountains: North of Mt. Bliss, Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of junction of Van Tassel Truck Trail and Van Tassel Road (FS Road 1N36A). 1082 Comment
  CAS-BOT-BC293117  Ericameria pinifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  CAS-BOT-BC293145  Ericameria pinifolia A. C. Sanders 2003-5-22 26822 Los Angeles San Gabriel Valley: 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
  SFV11434  Ericameria pinifolia M. L. Vincent, R. H. Swade 1964-4-2 489 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  UC527675  Ericameria pinifolia C. B. Wolf 1931-10-20 Los Angeles 0.50 mi e Pacoima Creek Bridge (on the Tujunga to San Fernando Road) 365 Comment
  UCR206173  Ericameria pinifolia A. C. Sanders, T. B. Salvato 2009-5-29 37057 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR271737  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  LA203164  Ericameria teretifolia C. B. Wolf; 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mi. above point where road from Acton joins the highway 975 Comment
  OBI16775  Ericameria teretifolia Robert F. Hoover 1966-10-16 10193 Los Angeles 3 mi S of Palmdale Comment
  SD11857  Ericameria teretifolia Carl B. Wolf 1931-11-2 2505 Los Angeles Mint Canyon, 1 mile above point where road from Acton joins the highway. 975 Comment
  RSA756746  Erigeron foliosus R. G. Swinney 2008-7-15 9216 Los Angeles Winston Peak. 2275 Comment
  RSA838  Erigeron foliosus J. T. Howell 1928-6-29 998 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  CAS-BOT-BC296185  Erigeron foliosus var. foliosus Alice Eastwood 1906-5-27 8 Los Angeles Garvanza Comment
  SFV10203  Erigeron foliosus var. foliosus J. G. Cuti 1978-6-20 68 Los Angeles 0.5 miles off Santa Susana Pass Road on Box Canyon Road. On abandoned dirt road. Comment
  UCR281719  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-27 s.n. Los Angeles Palos Verdes Peninsula, George F. Trail, east of Portuguese Bend Rd. 332 Comment
  POM357482  Erigeron foliosus var. stenophyllus Anstruther Davidson 1893-7-22 2018 Los Angeles Sierra Madre Comment
  CAS-BOT-BC189065  Eriodictyon crassifolium Le Roy Abrams 1901-4-5 1363 Los Angeles Near Chatworth [Chatsworth] Park, San Fernando Mountains Comment
  RSA660417  Eriodictyon crassifolium Orlando Mistretta 1992-5-21 388 Los Angeles Right Star Mine, S of Acton. Comment
  CAS-BOT-BC189190  Eriodictyon crassifolium var. nigrescens Alice Eastwood; John Thomas Howell 1937-4-26 3947 Los Angeles Mint Canyon Comment
  RSA0085099  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-23 12376 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  RSA626977  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-15 9576 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  UC1871136  Eriodictyon crassifolium var. nigrescens T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4871 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  SJSU8886  Eriodictyon parryi H. E. McMinn 1931-7-5 2575 Los Angeles Ridge Rte, Tehachapi Mts Comment
  UCR271745  Eriodictyon parryi R. G. Swinney 2011-5-31 14913 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA155791  Eriodictyon traskiae Peter H. Raven 1962-5-20 17787 Los Angeles Santa Catalina Island. Grove above White s Landing on Airport Road. 427 Comment
  CATA299  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1973-6-5 319 Los Angeles Santa Catalina Island: By upper White's Landing Road 411 Comment
  CAS-BOT-BC222679  Eriodictyon trichocalyx Alice Eastwood 1919-6-20 9028 Los Angeles Mt. Wilson Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  UCR167297  Eriogonum baileyi Scott D. White, A. Warniment 2005-9-9 11218 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  RSA603816  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-10 10032 Los Angeles Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed. 1744 Comment
  RSA658526  Eriogonum cinereum Diane Elliott 1985-5-17 38 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCD105103  Eriogonum cinereum M. Vincent 1962-12-5 311 Los Angeles Santa Monica Mountains, Mulholland Highway one mile east of Las Virgenes Road. Comment
  UCR17823  Eriogonum cinereum A. C. Sanders 1976-3-10 550 Los Angeles Southern coast, Palos Verdes Peninsula Comment
  CAS-BOT-BC241934  Eriogonum cithariforme Le Roy Abrams; E. A. McGregor 1908-6-19 392 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SD108970  Eriogonum cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  RSA66732  Eriogonum cithariforme var. agninum Joseph A. Ewan 1931-7-4 4742 Los Angeles San Gabriel Mountains: 2 mi. above Gold Creek Road, Pacoima Canyon. Comment
  CAS-BOT-BC256297  Eriogonum covilleanum Timothy S. Ross; Steve Boyd 1994-9-21 8282 Los Angeles Vicinity of West Summit, construed as knoll ca 85 m S of intersection of sections 3,4,9,10, Liebre Mountains 1708 Comment
  CAS-BOT-BC242773  Eriogonum davidsonii F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA601334  Eriogonum davidsonii Steve Boyd, Lauren Raz 1997-6-17 9960 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  SBBG125874  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 1087 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns 1087 Comment
  SEINET6340537  Eriogonum davidsonii Robert F. Thorne 1969-7-2 38205 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats burn (of 1954) 1615 Comment
  CAS-BOT-BC242745  Eriogonum davidsonii R. F. Thorne; M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2026 Comment
  RSA590608  Eriogonum davidsonii Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2963 Los Angeles San Gabriel Mountains, Upper Tujunga Canyon: ridge descending NE from Barley Flats Road toward Big Tujunga Creek (ca. 0.9-1.4 air-miles E of Barley Flats) 1280 Comment
  RSA766329  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-10 s.n. Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  UC150054  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Type Station Mt. Wilson Comment
  POM209510  Eriogonum elongatum H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Comment
  RSA773801  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11153 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA65147  Eriogonum fasciculatum var. foliolosum Raymond J. Dobbs 1924-6-30 5387 Los Angeles San Gabriel Mountains: 1/4 mile above Switzers Camp 930 Comment
  RSA393460  Eriogonum fasciculatum var. polifolium Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA524187  Eriogonum fasciculatum var. polifolium Tim S. Ross, Steve Boyd 1990-6-6 2880 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA711922  Eriogonum fasciculatum var. polifolium Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1357 Los Angeles Whiting Woods Mtwy junction with Verdugo Mountain Mtwy, near radio facilities. 869 Comment
  UCR44454  Eriogonum fasciculatum var. polifolium B. A. Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  SBBG109151  Eriogonum giganteum var. formosum S. A. Junak 1997-10-20 SCl 972 Los Angeles just inland from mouth of Thirst Cyn, on elevated part of cyn bottom 6 Comment
  SDSU6764  Eriogonum giganteum var. giganteum R. M. Beauchamp 1966-8-8 49 Los Angeles Along road south of Avalon. Santa Catalina Island. 137 Comment
  POM122070  Eriogonum gracile George B. Grant 1904-9-15 s.n. Los Angeles Pasadena. Comment
  SD38717  Eriogonum gracile Edith A. Purer 1933-10-7 5596 Los Angeles stabilized sand dunes, El Segundo Comment
  RSA680329  Eriogonum gracile var. gracile Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9603 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 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
  RSA522937  Eriogonum gracile var. gracile Orlando Mistretta, Tim S. Ross 1990-10-24 3299 Los Angeles SW-facing rocky slope between Venedo and Minero Canyons along Upper Monroe Road, 0.6 miles E of the San Gabriel Reservoir. 745 Comment
  RSA772382  Eriogonum maculatum R. G. Swinney 2009-5-12 10748 -B Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  SBBG61818  Eriogonum maculatum R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  POM50859  Eriogonum maculatum A. D. E. Elmer 1902-06 3708 Los Angeles Acton. Comment
  CAS-BOT-BC227685  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8138 Los Angeles Liebre Mountains. Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA660245  Eriogonum parishii Orlando Mistretta, Peter L. Morrell 1992-6-4 473 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  RSA522945  Eriogonum plumatella Tim S. Ross, Annette H. Ross 1990-11-17 3328 Los Angeles SW Mojave Desert: 2.3 air-miles NNW of Bob's Gap off the E side of 165th Street East. 1050 Comment
  UCR99340  Eriogonum plumatella Steve Boyd, Lauren Raz 1996-10-14 9063 Los Angeles Liebre Mtns, Anaverde Valley near the N base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 mi south of the intersection with Avenue S. 927 Comment
  SD262360  Eriogonum pusillum R. G. Swinney 2014-4-24 16219 Los Angeles San Gabriel Mountains: NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1 - 3.6 miles south of Hwy. 138, c.l 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash. 1256 Comment
  CDA22652  Eriogonum roseum Phillipson 1915-7-12 Los Angeles Monrovia. Comment
  RSA725873  Eriogonum roseum var. roseum G. R. Ballmer 1993-9-15 s.n. Los Angeles 1.5 miles east of Gorman on the old road. 1098 Comment
  UC6445  Eriogonum saxatile J. H. Barber 1897-7-11 242 Los Angeles summit of Mt. Gleason Mt. Gleason Comment
  CAS-BOT-BC262864  Eriogonum thurberi Alice Eastwood 1913-5-11 3172 Los Angeles San Fernando Wash Comment
  JEPS97067  Eriogonum thurberi Ralph Hoffmann 1929-4-27 Los Angeles near Castaic (Little Martinez Creek) Comment
  RSA783171  Eriogonum thurberi Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 396 Los Angeles Along 7N22 Knapp Ranch Road, head of Salt Creek upper watershed 1125 Comment
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Jul 28 2014
  POM122792  Eriogonum umbellatum var. minus Marcus E. Jones 1926-7-8 s.n. Los Angeles San Antonio Peak. Comment
  POM156495  Eriogonum umbellatum var. minus L. R. Abrams 1902-7-12 2681 Los Angeles Mt. San Antonio. 2744 Comment
  CAS-BOT-BC265217  Eriogonum umbellatum var. subaridum Geo. R. Hall 1904-9-1 s.n. Los Angeles Swartout Canyon, San Antonio Mts. 2133 Comment
  OBI35680  Eriophyllum confertiflorum Rebecca Cicoria 1982-4-25 45 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills. Comment
  RSA670349  Eriophyllum confertiflorum B. C. Templeton 1931-5-17 1214 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  SDSU4090  Eriophyllum confertiflorum H. Wedberg 1966-4-3 1181 Los Angeles Above Hill Dr. at Neal, in Eagle Rock. 457 Comment
  UCR124433  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-1 4477 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA482518  Eriophyllum confertiflorum var. confertiflorum Richard Noyes, L. Arnseth 1988-4-30 502 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
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Sep 17 2014
  RSA584489  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  UC1211108  Eriophyllum confertiflorum var. confertiflorum Huron H. Smith 1912-5-1 4889 Los Angeles Eagle Rock Valley 152 Comment
  RSA141604  Eriophyllum nevinii Percy C. Everett 1960-9-28 24298 Los Angeles Avalon, Santa Catalina [Island], along road to St. Catharine's Hotel. 8 Comment
  SBBG89131  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  SDSU4111  Eriophyllum pringlei D. F. Howe 1947-5-5 1539 Los Angeles Highway between Palmdale & Littlerock Antelope Valley. Comment
  UCR222839  Eriophyllum pringlei R. G. Swinney 2009-5-13 10758 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
  CAS-BOT-BC296955  Eriophyllum wallacei Timothy S. Ross; J. Mark Porter 1994-5-1 7587 Los Angeles Southwestern Mojave Desert: open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA0081700  Eriophyllum wallacei R. G. Swinney 2010-5-19 12800 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  SFV3901  Eriophyllum wallacei K. A. Wilson 1961-4-29 1177 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UC1260225  Eriophyllum wallacei Dale E. Johnson with J. L. Strother 1974-4-24 96 Los Angeles on CA 138 e of Pearblossom (7.1 km (4.4 mi) nw of border of San Bernardino Co., (pearblossom-Pinon Hills rd), just s of aqueduct crossing, s side of road); CA 138 Comment
  CHSC95490  Erodium cicutarium LeRoy Gross 2002-3-7 491 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  UCR210450  Erodium cicutarium R. G. Swinney 2008-11-30 9875 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  RSA391815  Erodium cicutarium T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills. Comment
  RSA660846  Erodium cicutarium Ann Williams 1992-5-14 12 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  SEINET12182148  Erodium cicutarium J. F. Bright, Wyman, C. 1931-1 5308 Los Angeles Antelope Valley Comment
  UCR223741  Erysimum capitatum R. G. Swinney 2009-6-24 11237 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SBBG45538  Erysimum capitatum var. capitatum Leota Davidson 1965-5-16 45 -a Los Angeles Cottonwood Flat Cmpgrd, Elizabeth Cyn 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
  RSA585693  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3010 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA640303  Erysimum suffrutescens L. C. Wheeler 1973-2-3 s.n. Los Angeles Venice. Comment
  SBBG12400  Erythranthe cardinalis E. R. Blakley 1961-9-24 4777 Los Angeles cyn upstream from Ben Weston Beach 15 Comment
  CAS-BOT-BC173173  Erythranthe floribunda Tim Ross; Steve Boyd 1993-5-23 7235 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  POM243805  Eschscholzia californica F. R. Fosberg 1931-4-1 4438 Los Angeles Santa Catalina Island: Hamilton Canyon near Avalon 75 Comment
  UCR205193  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA347554  Eschscholzia californica Barry A. Prigge 1986-3-20 6972 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  SEINET12089664  Eschscholzia californica Unknown 1980-1 6 Los Angeles Residential backyard--837 Warren Ave., Venice 30 Comment
  UCR222840  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10757 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA151283  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  UC1870198  Eucalyptus globulus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR51500  Eucalyptus globulus A. C. Sanders 1987-12-4 7447 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  CATA1454  Eucrypta chrysanthemifolia Mark L. Hoefs, Robert F. Thorne 1996-4-6 2636 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  RSA652844  Eucrypta chrysanthemifolia Roxanne Smith 1991-5-5 13 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mile north of intersectionof Clear Creek Canyon Drive & Steep Canyon Road. Comment
  UCR270964  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14321 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA632014  Euphorbia peplus L. C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just up stream from national forest boundary. Comment
  UCD142708  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mountains: Burbank; Glen Oaks and Lamer St. Comment
  SD69675  Euphorbia serpillifolia Robert F. Thorne, P. Everett 1965-6-23 34964 Los Angeles Santa Catalina Island Number 2 Reservoir upper part of Middle Ranch Canyon 299 Comment
  SD181565  Euphorbia serpillifolia subsp. serpillifolia Louis Wheeler 1945-8-15 6091 Los Angeles Lake Shangri-La near El Monte. Comment
  SBBG122062  Euphorbia spathulata A. Parikh, N. Gale 2003-5-24 742 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  SBBG98672  Extriplex californica T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5089 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  RSA701204  Feijoa sellowiana Kenneth Kingrey 1938-4-14 s.n. Los Angeles Busch Gardens. Comment
  RSA0115444  Festuca myuros R. G. Swinney 2010-6-1 13168 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
  UCR271560  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA13080  Festuca myuros O. A. Plunkett; 1926-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA13115  Festuca myuros Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CATA3397  Festuca perennis Peter J. Dixon 2017-4-28 087 Los Angeles Santa Catalina Island: Near Isthmus, 700 m northeast of Tower Pk. 250 Comment
  UCR259261  Festuca perennis R. G. Swinney 2010-6-4 13003 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCSB7290  Festuca perennis Wedberg, H. 1957-4-18 Los Angeles 1 block W Rundy x Rico Comment
  RSA0088627  Ficus microcarpa R. E. Riefner Jr. 2014-7-13 14 -245 Los Angeles City of San Pedro, Port of Los Angeles, near Los Angeles Maritime Museum, Sampson Way at W. 6th St. 1 Comment
  RSA590421  Filago arizonica Timothy S. Ross 1993-4-21 6844 Los Angeles Santa Catalina Island: Sw part of the island along major EW ridge betw Carlos (972ft and Cactus Peak (1560ft), 500-1200ft NNE to NE of Quatz (1252ft). 398 Comment
  RSA584021  Filago californica Timothy S. Ross, Steve Boyd 1991-4-25 4582 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 731 Comment
  LA88397  Filago californica O. H. Kappler; 1944-5-7 612 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SBBG11101  Foeniculum vulgare D. E. Breedlove 1961-9-23 1289 Los Angeles Middle Ranch Crk, 1 mi from ocean 91 Comment
  RSA780994  Forestiera pubescens R. G. Swinney 2009-5-13 10781 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  UCR255513  Frangula californica Dan S. Cooper 2014-6-26 614- 19 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  CAS-BOT-BC52566  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  CAS-BOT-BC223752  Frankenia salina Alice Eastwood 1906-5-31 s.n. Los Angeles Near Bimini Baths Comment
  RSA505037  Frankenia salina S. J. Myers 1989-6-28 s.n. Los Angeles Ca. 3 mi. W of Palmdale: 1 mi. SE of intersection of Elizabeth Lake Road and the California Aqueduct. Comment
  RSA727616  Fraxinus dipetala R. G. Swinney 1998-4-15 6018 Los Angeles San Gabriel Mountains: bottom of Evey Canyon, 0.7 mi. west of San Antonio Canyon Rd. 793 Comment
  POM68646  Fremontodendron californicum Marcus E. Jones 1924-4-21 s.n. Los Angeles San Antonio Canyon. Comment
  RSA774181  Fremontodendron californicum R. G. Swinney 2009-7-22 11332 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UCR223283  Fremontodendron californicum R. G. Swinney 2009-6-17 11217 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA600702  Fremontodendron californicum subsp. californicum Louis C. Wheeler 1969-6-1 s.n. Los Angeles San Gabriel Mountains. Campground, Mill Creek. 1098 Comment
  RSA70353  Funastrum cynanchoides var. hartwegii F. W. Peirson 889 Los Angeles near bridge southeast of Monrovia. Comment
  POM367651  Galium andrewsii H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  RSA582280  Galium andrewsii Louis C. Wheeler 1967-5-9 9403 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA567522  Galium andrewsii subsp. andrewsii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3916 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  JEPS52807  Galium andrewsii subsp. intermedium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4171 Los Angeles just n junction between Mulholland Blvd. and Latigo Canyon Road (gentle n-facing slope); Santa Monica Mts. 518 Comment
  IRVC29639  Galium angustifolium A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26208 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA82081  Galium angustifolium subsp. angustifolium O. H. Kappler; 1940-7-1 65 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  RSA659921  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-8-28 786 Los Angeles Mt. Gleason management unit. Angeles National Forest. Tujunga Ranger District. Comment
  RSA727334  Galium angustifolium subsp. angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  POM158340  Galium aparine M. B. Dunkle 1928-3-31 1764 Los Angeles Santa Catalina Island: Little Harbor 61 Comment
  SEINET11616116  Galium catalinense G. B. Grant, W. Wheeler 1904-1 490 /2282 Los Angeles Santa Catalina Island Comment
  UC28209  Galium catalinense Blanche Trask July 1896 Los Angeles Avalon Santa Catalina Island Comment
  RSA653930  Galium grande Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1030 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  POM367632  Galium hallii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  JEPS56038  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-16 4118 Los Angeles Angeles Crest Hwy just s Upper Chilao Recreation Area; San Gabriel Mountains Comment
  RSA771650  Galium johnstonii R. G. Swinney 2009-5-20 10801 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UC1595372  Galium johnstonii Tim Ross 1992-7-16 6699 Los Angeles ridgeline between Iron Mtn and Condor Peak (nw spur of 5162' knoll); San Gabriel Mts. 1490 Comment
  UCR275507  Galium johnstonii D. E. Bramlet 2011-9-27 4966 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  RSA67160  Galium nuttallii subsp. nuttallii F. W. Peirson 1919-3-11 2653 Los Angeles Small Canyon east of Rubio Canyon south base of San Gabriel Mtns. at 1800 ft. 549 Comment
  RSA0035497  Galium porrigens var. porrigens Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  SBBG12388  Gambelia speciosa P. H. Raven 1962-4-9 17162 Los Angeles small ravine above Wilson Cove 76 Comment
  RSA660772  Gamochaeta pensylvanica Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 44 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  POM306337  Gamochaeta pensylvanica Henry J. Ramsey, Henry J. Ramsey 1937-8-11 1429 Los Angeles Altadena. Comment
  LA93202  Garrya veatchii Kei Nakai; 1975-11-27 TCSP 1 155 -75 Los Angeles Santa Monica Mountains, Topanga Canyon, Topanga Canyon State Park, along fire road 30 426 Comment
  POM177949  Garrya veatchii J. Ewan 1931-3-21 4073 [?] Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 823 Comment
  RSA188346  Gastridium phleoides R. F. Thorne, M. Z. Thorne 1966-5-31 36435 Los Angeles Santa Catalina Island: Fern Canyon W of Orizaba Mountain 229 Comment
  RSA72148  Gayophytum decipiens F. W. Peirson 1919-6-14 796 Los Angeles San Gabriel Mts., Rock Creek. 1707 Comment
  UCR256268  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2010-10-13 14040 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA0077385  Gayophytum heterozygum Orlando Mistretta 1992-8-20 762 Los Angeles Transverse Ranges; San Gabriel Mts region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. Comment
  SEINET10903339  Gayophytum heterozygum Robert F. Thorne, Mae Z. Thorne 1969-7-9 Thorne 38531 Los Angeles San gabriel mts. Angeles national forest; dry sunny, open jeffrey pine forest just s of big meadow, big pines, corellas pink. 2088 Comment
  UCR86819  Gazania linearis Scott D. White 1995-4-27 2937 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UCR124476  Geranium californicum B. C. Templeton 1932-7-20 5018 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA390989  Geranium carolinianum F. R. Fosberg 1931-3-20 s 4319 Los Angeles Hamilton Canyon, Santa Catalina Island 40 Comment
  UC17118  Geranium carolinianum J. H. Barber 1897-6-2 161 Los Angeles Santa Monica Experimental Station Comment
  RSA390991  Geranium carolinianum Anstruther Davidson 1900-09 s.n. Los Angeles Brewery, E Main St. Comment
  RSA747152  Gilia R. G. Swinney 2008-5-8 8810 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
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Dec 7 2018
  SFV2885  Gilia achilleifolia P. G. Kilburn 1958-3-5 647 Los Angeles San Fernando Valley Oat Mountain, Brown Canyon. Comment
  RSA187908  Gilia angelensis R. F. Thorne 1966-4-5 35845 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  RSA470107  Gilia angelensis E. S. Spalding 1925-4-29 s.n. Los Angeles Waste lot, Glendale Comment
  SD38798  Gilia angelensis Edith A. Purer 1931-4-25 1808 Los Angeles Field near Old Mill, Pasadena. Comment
  UCD117602  Gilia angelensis Robert F. Thorne 1966-4-6 35915 Los Angeles Santa Catalina Island, west of Empire Landing. 91 Comment
  UCR149926  Gilia cana R. G. Swinney 1999-6-18 7308 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA470176A  Gilia cana subsp. cana Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  POM96943  Gilia capitata subsp. abrotanifolia P. A. Munz 1925-4-23 9409 Los Angeles San Gabriel Canyon. 305 Comment
  RSA225719  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39706 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA697060  Gilia capitata subsp. abrotanifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1057 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  RSA71818  Gilia capitata subsp. abrotanifolia F. W. Peirson 1923-5-21 4705 Los Angeles South face of San Gabriel Mountains. Fish Canyon 792 Comment
  RSA709792  Gilia latiflora subsp. davyi LeRoy Gross 2005-4-28 2168 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
  RSA515209  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-30 1497 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA727253  Gilia leptantha subsp. transversa R. G. Swinney 1998-6-12 6183 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  UCR66572  Gilia lottiae subsp. lottiae Thos. Craig, P. A. Munz 1933-5-13 12931 Los Angeles Mojave Desert, 10 miles south of Muroc Comment
  UCR194089  Gilia modocensis A. C. Sanders 2008-4-25 35119 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  UCR205907  Gilia modocensis R. G. Swinney 2008-5-5 8777 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UCR209213  Gilia modocensis R. G. Swinney 2008-6-17 9048 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA587166  Gilia modocensis Orlando Mistretta 1995-4-28 1653 Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  CAS-BOT-BC225493  Gilia nevinii Alice Eastwood 1904-5-1 s.n. Los Angeles Santa Catalina Island Comment
  HSC80285  Gilia ochroleuca subsp. bizonata R. F. Thorne 1973-5-11 43561 Los Angeles San Gabriel Mtns., along Mt. Emma Rd., 1.9 mi. W of Little Rock Creek below the dam 1159 Comment
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May 30 2016
  UCR177754  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR189838  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-8-31 6880 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
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May 3 2012
  RSA0017215  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1967-5-12 9482 Los Angeles Summit 4183 E of Vincent 1250 Comment
  UC23662  Gilia ochroleuca subsp. vivida H. M. Hall 1896-8-7 300 Los Angeles Schwartout Canyon , Schwartout Canyon (San Antonio Mountains) 2042 Comment
  RSA0116703  Gilia ochroleuca subsp. vivida LeRoy Gross, Michael Denslow 2003-6-4 972 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  SEINET3163644  Gilia tenuiflora var. altissima G. B. Grant 1906-6-17 503 a-6800 Los Angeles at Summit Mt. Wilson, southern California 1829 Comment
  RSA0113524  Gilia virgata var. dasyantha Henry J. Ramsey, Henry J. Ramsey 1938-6-12 2735 Los Angeles North Craig Ave., Altadena. Comment
  RSA709110  Glycyrrhiza lepidota Scott D. White, Justin M. Wood 2005-9-22 11229 Los Angeles Liebre Mountains: Tapia Canyon: ca. 2 air miles east of the Interstate 5 / Old Ridge Rt. junction. 427 Comment
  RSA517133  Gnaphalium californicum Timothy S. Ross, S. D. Boyd 1990-5-14 2494 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1146 Comment
  RSA133383  Gnaphalium canescens subsp. microcephalum Peter H. Raven 1959-9-27 s.n. Los Angeles Sepulveda Canyon. 244 Comment
  POM4636  Gnaphalium chilense W. R. Shaw s.n. Los Angeles Claremont. Comment
  POM305061  Gnaphalium microcephalum Henry J. Ramsey, Henry J. Ramsey 1937-1-3 358 Los Angeles Altadena 396 Comment
  LA47059  Gnaphalium palustre Henry J. Thompson; 1959-5-24 2022 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA191585  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1966-8-29 36585 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  RSA594639  Gnaphalium thermale Steve Boyd, Lauren Raz 1996-10-29 9116 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  RSA293510  Grindelia camporum var. bracteosa C. W. Tilforth, Walter Wisura 1979-6-13 1812 Los Angeles Johnstons pasture, hills above Claraboya, north of Pomona Comment
  LA210062  Guillenia lasiophylla J. Sauer; 1977-3-26 5944 Los Angeles Santa Monica Mountains, Lower Tuna Canyon Comment
  RSA585359  Guillenia lasiophylla Timothy S. Ross 1991-4-27 4701 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  IRVC29267  Gutierrezia californica Anuja Parikh, Nathan Gale 2003-5-1 s.n. Los Angeles Newhall Ranch, Castaic Mesa, in hills ca. 1000 m east of Castaic Lagoon, survey area 68 Western San Gabriel Mtns. 457 Comment
  CLARK-A1528-1885  Haplopappus ericoides John C. Roos 1946-10-12 3129 Los Angeles West Los Angeles 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
  SBBG117132  Harpagonella palmeri S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1529 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  LA200223  Hazardia squarrosa var. grindelioides Harlan Lewis; 1940-2-24 1088 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  RSA0110612  Hedypnois cretica Steven A. Junak 1999-4-23 SCa- 849 Los Angeles Santa Catalina Island. E of isthmus, plant stop, along S side of road. 182 Comment
  UCR277250  Helenium bigelovii R. G. Swinney 2010-9-30 13929 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA0096947  Helianthemum scoparium R. F. Thorne, C. W. Tilforth 1971-6-17 39951 a Los Angeles San Gabriel Mts., Angeles National Forest. 2 mi. up Lower Tujunga Road from Forestry Headquarters. 457 Comment
  RSA657154  Helianthus annuus subsp. lenticularis Joseph M. Keefe 2001-1-19 30888 Los Angeles 5623 Raber Street, at intersection with Upperton Avenue, Highland Park District 207 Comment
  CAS-BOT-BC305726  Helianthus gracilentus C. F. B. 1904-5-1 4719 Los Angeles Claremont Comment
  RSA719766  Helianthus gracilentus R. G. Swinney 1996-8-7 5207 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UCR125136  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  CATA1251  Heliotropium curassavicum Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2331 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  SD252292  Heliotropium curassavicum Steven A. Junak 2000-6-29 Sca 1353 Los Angeles Santa Catalina Island: Along E side of Middle Ranch Road, ca. 1.1 miles from intersection with Airport Road. 292 Comment
  RSA0110781  Heliotropium curassavicum Steven A. Junak 2000-7-1 SCa- 1377 Los Angeles Santa Catalina Island. Just N of Cape Canyon Road, 0.4 mi. E of intersection w/Middle Ranch Road, at storage shed, near Cape Canyon corrals. 228 Comment
  UCR130827  Heliotropium curassavicum var. oculatum David Charlton 1989-4-21 2893 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  RSA604598  Hemizonia clementina L. C. Wheeler 1962-5-20 8085 Los Angeles Catalina Island: Isthmus Station Comment
  POM156365  Hemizonia fasciculata L. R. Abrams 1902-6-11 2514 Los Angeles Playa del Rey. Comment
  POM360272  Hemizonia fasciculata Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 18 Comment
  UCR237990  Herniaria hirsuta D. E. Bramlet, Jennifer Pareti 2008-4-14 4198 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon Creek SE of Bouquet Canyon Rd. & Vasquez Cyn. Rd. 463 Comment
  UC217977  Herniaria hirsuta subsp. cinerea P. A. Munz and I. M. Johnston 1921-3-28 4406 Los Angeles Pomona College Campus Comment
  UCR238621  Herniaria hirsuta var. cinerea Anuja Parikh, Nathan Gale 2010-5-11 3150 Los Angeles Western Mojave Desert, Antelope Valley, 1.3 km south of Hwy 138, 0.2 km N of Ave. E, 0.4 km west of powerlines 786 Comment
  CAS-BOT-BC135902  Hesperoyucca whipplei Alice Eastwood 1906-6-5 223 Los Angeles Country adjacent to Los Angeles. Comment
  RSA0103924  Hesperoyucca whipplei R. G. Swinney 2011-7-8 15481 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR269949  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 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
  RSA0110531  Heterocodon rariflorum R. G. Swinney 2011-6-15 15204 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
  SBBG13424  Heteromeles arbutifolia E. R. Blakley 1968-6-9 5201 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  RSA0072413  Heteromeles arbutifolia M. B. Dunkle 1939-4-7 7337 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA0074515  Heterotheca fastigiata Walter Wisura 1999-9-10 5133 Los Angeles San Gabriel Mts.: 3.5 miles W of Cow Canyon Saddle on forestry road off Glendora Ridgeroad. Comment
  RSA93356  Heterotheca fastigiata F. W. Peirson 1918-10-21 1226 Los Angeles West Fork of San Gabriel River. 1067 Comment
  RSA0116754  Heterotheca grandiflora R. G. Swinney 2010-10-5 13964 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  RSA0074069  Heterotheca grandiflora L. C. Wheeler 1970-10-10 s.n. Los Angeles San Gabriel Valley, El Monte: Rio Hondo at Valley Boulevard. Comment
  RSA0074445  Heterotheca grandiflora F. Zuazo 1953-1-28 s.n. Los Angeles Covina, Valley Center and Cypress. 243 Comment
  SBBG109009  Heterotheca grandiflora S. A. Junak 1996-10-2 SCl 698 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  CAS-BOT-BC311264  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1923-10-7 4163 Los Angeles Newhall at Railway Station, San Gabriel Mts. Comment
  UC1586208  Heterotheca sessiliflora subsp. fastigiata Tim Ross 1991-8-16 5803 Los Angeles .20 mi due e confluence of Lucas Creek (roadside, Angeles Forest Highway, Condor Peak USGS 7.5 Quad.); Big Tujunga Canyon 917 Comment
  SEINET3167751  Heterotheca sessiliflora var. fastigiata J. C. Semple, S. Heard 1986-8-25 8629 Los Angeles N of Claremont. My. Baldy Rd. just outside of Los Angeles National Forest Comment
  UCD170561  Heuchera caespitosa R. G. Swinney 1998-7-28 6517 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
  CAS-BOT-BC317341  Heuchera elegans W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe Comment
  UCR190005  Heuchera elegans R. G. Swinney 1998-6-16 6976 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA0063243  Heuchera elegans R. F. Thorne, M. Z. Thorne 1968-11-9 37860 Los Angeles San Gabriel Mts., Angeles National Forest: summit of Mt. Williamson. 2499 Comment
  RSA0063278  Heuchera elegans Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area State Hwy 2, San Gabriel Mtns. 2287 Comment
  RSA0048636  Heuchera sanguinea Jack Pepper 1953-4-10 s.n. Los Angeles Cheviot Hills. Comment
  CLARK-A1528-1008  Hoffmannseggia falcaria John C. Roos 1947-5-25 3649 Los Angeles Monterey Park 115 Comment
  RSA156514  Hoita macrostachya L. R. Abrams 1902-7-6 2657 Los Angeles Near Azusa Comment
  UC1971444  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles LIEBRE MOUNTAINS REGION: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West, near the California Aqueduct, east of mouth of Broad Canyon. Comment
  RSA561573  Hordeum brachyantherum subsp. brachyantherum Steve Boyd, Walter Appleby 1993-5-24 8163 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon. 792 Comment
  UCR187007  Hordeum depressum A. C. Sanders 2006-4-21 32157 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA158287  Hordeum intercedens P. H. Raven 1962-4-9 17141 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SBBG98956  Hordeum intercedens T. Ross 1991-5-20 5371 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse; near eroded earthen dam 164 Comment
  RSA712469  Hordeum murinum subsp. glaucum LeRoy Gross 2005-5-19 2292 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UC1929890  Hornungia procumbens V. Soza, LeRoy Gross 2002-4-3 1382 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  UCD106145  Hosackia oblongifolia Robert F. Thorne; M. Z. Thorne 1967-7-19 37136 Los Angeles San Gabriel Mts. Angeles National Forest. Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River. 1249 Comment
  UC1605455  Hulsea heterochroma Tim Ross 1992-7-17 6733 Los Angeles first saddle nnw from Fox (ridge between Condor Peak saddle and Fox (triangulation point, 5033 ft)); San Gabriel Mtns., Condor Peak 7.5' USGS quadrangle 1402 Comment
  UCR68617  Hulsea heterochroma T. S. Ross, Steve Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  SBBG108576  Hulsea vestita subsp. gabrielensis T. Ross, S. Boyd 1990-5-23 2608 Los Angeles Mt Gleason area; descending from Messenger Pk, near headwaters of Mill Cyn 1719 Comment
  UC1930051  Hulsea vestita subsp. gabrielensis Valerie Soza, Sarah J. De Groot 2003-6-18 1690 Los Angeles Transverse Ranges; San Gabriel Mountains region; Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  SBBG113147  Hypochaeris glabra S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 369 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  POM361210  Hypochaeris glabra N. C. Cooper 1948-5-13 2756 Los Angeles Pomona. 244 Comment
  RSA643842  Hypochaeris glabra Steven A. Junak 1996-5-20 SC 1 -513 Los Angeles San Clemente Island: E side of island at mouth of canyon at Mosquito Cove. 3 Comment
  JEPS30527  Isocoma menziesii var. sedoides Henry J. Thompson 1958-10-23 1814 Los Angeles above the beach Point Dume; Santa Monica Mountains 30 Comment
  POM359496  Isocoma menziesii var. vernonioides George R. Johnstone 1932-9-30 15843 Los Angeles Palos Verdes Hills. Comment
  RSA593483  Isolepis cernua Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8846 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon. 549 Comment
  RSA747131  Iva axillaris R. G. Swinney 2008-6-9 8976 Los Angeles mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  LA201534  Jaumea carnosa Arthur C. Gibson; 2003-8-28 4894 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, on edge of Malibu Lagoon 0 Comment
  RSA5881  Jaumea carnosa C. B. Wolf 1932-9-16 4099 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA0040550  Juglans hindsii Robert E. Riefner Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 227 Comment
  RSA0080729  Juncus balticus R. G. Swinney 2010-9-9 13754 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR270449  Juncus bufonius var. bufonius R. G. Swinney 2011-6-30 15410 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR259194  Juncus bufonius var. congestus Mitch Provance, Callen Huff 2009-4-29 10693 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA577431  Juncus bufonius var. occidentalis Joseph A. Ewan 1936-7-22 9794 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  SBBG44999  Juncus covillei V. Duran 1933-7-22 3526 Los Angeles Buckhorn 1981 Comment
  RSA600730  Juncus covillei L. C. Wheeler 1954-9-1 7088 -A Los Angeles San Gabriel Mountains; Little Rock Creek at Buckhorn. Comment
  RSA0011529  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2011-6-23 5729 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA0013630  Juncus macrophyllus Orlando Mistretta, Youssef Atallah 2011-8-16 6051 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  POM6449  Juncus mexicanus L. T. Street, G. Williams 1919-5-10 2712 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA69858  Juncus mexicanus F. R. Fosberg, Joseph A. Ewan 1931-8-13 s.n. Los Angeles Big Cienega above Crystal Lake; N. Fork San Gabriel R. San Gabriel Mts. 1982 Comment
  RSA0087230  Juncus rugulosus R. G. Swinney 2010-9-13 13832 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
  SEINET13203206 Image available Juncus rugulosus R. G. Swinney 2011-1 15881 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UCR209848  Juncus rugulosus R. G. Swinney 2008-9-9 9325 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA368336  Juncus rugulosus Wm Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, bottom of Santa Anita Canyon Comment
  RSA517176  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-16 3279 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National forest. Cape Horn Canyon. 671 Comment
  RSA605025  Juncus saximontanus L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  POM123048  Juncus textilis H. E. Hasse 1890-09 s.n. Los Angeles Sierra Santa Monica. [Santa Monica Mountains]. Comment
  RSA368358  Juncus textilis R. F. Folger 1930-1-18 s.n. Los Angeles Verdugo Canyon Comment
  RSA716870  Juncus torreyi Scott D. White, Andrea Warniment 2006-7-18 11633 Los Angeles Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  RSA368373  Juncus torreyi Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles River, near Fruitland. Comment
  CHSC34420  Juncus xiphioides Philip A. Silverstone 1978-8-20 307 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along creek. Comment
  LA82497  Juncus xiphioides O. H. Kappler; 1942-11-1 354 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA188548  Juncus xiphioides Robert F. Thorne, John Olmstead 1965-8-26 35409 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  UCR199990  Juncus xiphioides Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1349 Los Angeles Transverse Ranges; Verdugo Mountains, near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Motorway 473 Comment
  UCR243009  Juncus xiphioides R. G. Swinney 2009-8-6 11512 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  NY21030  Juniperus californica T. S. Ross 1990-6-6 2808 Los Angeles Green Valley pasture in Francisquito Canyon, Saugus District, Angeles National Forest 926.6 Comment
  RSA305937  Juniperus californica Fay A. MacFadden 1933-3-15 s.n. Los Angeles Tejunga [sic] Wash, near Stonehurst Comment
  RSA595159  Juniperus californica Steve Boyd 1996-4-25 8704 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA605904  Juniperus californica L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA85558  Juniperus californica F. W. Peirson 1919-5-11 427 Los Angeles Arraster Creek, north slope of San Gabriel Mts. 853 Comment
  UCR3152  Juniperus californica Frank C. Vasek 1964-6-5 640605- 02 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  SEINET10613609  Juniperus californica William H. Brewer Brewer 110 Los Angeles California State Survey. In dry places near San Gabriel Canon. Sent by Prof. Brewer 1861. Comment
  SEINET10834060  Juniperus californica Barry A. Prigge 1970-12-29 Prigge 113 Los Angeles 8 km SE of Llano on county road N-4, on northern slope of San Gabriel mountains; arborescent shrubs to 2.5 m high, 2-3 m diameter, in Joshua tree woodland bordering pinyon- juniper woodland. Decomposed granite soil. 1160 Comment
  SEINET6630412  Justicia brandegeana J. Chandler 1986-12-27 s.n. Los Angeles Whittier Comment
  CAS-BOT-BC235771  Keckiella cordifolia Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4426 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  SBBG95604  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor Comment
  UCD123816  Keckiella cordifolia Louis C. Wheeler 1932-6-16 829 Los Angeles Liveoak Wash, 2 miles northeast La Verne. 403 Comment
  RSA0113212  Keckiella cordifolia Steven A. Junak 2000-5-19 SCa- 1321 Los Angeles Santa Catalina Island. N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 229 Comment
  NY790423  Keckiella ternata subsp. ternata T. S. Ross 1991-8-16 5807 Los Angeles Colby Canyon, San Gabriel Mountains. Condor Peak USGS 7.5' quad 1063.8 Comment
  RSA802448  Keckiella ternata subsp. ternata Orlando Mistretta, Christine Mistretta 2011-7-13 5945 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  CAS-BOT-BC176819  Kochia californica Ernest C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A 762 Comment
  LA82505  Koeleria macrantha O. H. Kappler; 1943-5-9 401 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  OBI6199  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 9 Los Angeles 10th St. E, Lancaster 718 Comment
  SBBG33434  Krascheninnikovia lanata A. D. E. Elmer -Jun-1902 3677 Los Angeles Palmdale Comment
  POM306345  Lactuca serriola Henry J. Ramsey, Henry J. Ramsey 1937-8-12 1427 Los Angeles Altadena Comment
  PASA2311  Lagophylla ramosissima Frank W. Peirson 1922-7-29 Los Angeles Grade east of Bailey's Ranch, Ridge Route 1066 Comment
  RSA529308  Lamarckia aurea Timothy S. Ross 1991-4-8 4450 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA712381  Lamarckia aurea A. C. Sanders 2003-3-14 25746 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  SFV21801  Lamarckia aurea A. M. Hodges 2010-4-24 s. n. Los Angeles Marina del Rey, Ballona Creek. Between creek and bike path near UCLA boathouse. 2 Comment
  UCR209685  Lamarckia aurea R. G. Swinney 2008-12-2 9911 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR59233  Lampranthus tenuifolius A. C. Sanders 1988-2-18 7689 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CHSC3719  Langloisia Mary Mac Arthur 1966-5-12 13 Los Angeles San Rafael Hills--Glendale College. 213 Comment
  POM158339  Lasthenia californica M. B. Dunkle 1928-3-31 1765 Los Angeles Little Harbor, Santa Catalina Island. 91 Comment
  POM6024  Lasthenia californica L. R. Abrams 1901-4-1 1188 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC338134  Lasthenia californica Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Mojave Desert. Antelope Valley Comment
  SEINET7047893  Lasthenia californica Steven R. Hill, Kate Kramer 2001-4-22 33341 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA151014  Lasthenia glabrata subsp. coulteri Peter H. Raven 1962-3-27 17003 Los Angeles Northeast end of Bixby Slough north of Wilmington. Comment
  UCR277107  Lasthenia gracilis R. G. Swinney 2011-4-19 14413 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCD133779  Lasthenia gracilis F. H. Elmore 18-19 Feb 1939 400 Los Angeles San Clemente Island. Comment
  UC1584756  Lathyrus latifolius Tim Ross and Annette Ross 1991-3-7 4151 Los Angeles n slopes Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  RSA0094549  Lathyrus vestitus Richard G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA651392  Lathyrus vestitus subsp. alefeldii G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 457 Comment
  LA200444  Lathyrus vestitus var. vestitus A. M. Johnson; 1935-4-26 4577 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA597496  Lathyrus vestitus var. vestitus L. C. Wheeler 1961-6-12 7861 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1052 Comment
  UC557733  Lavatera assurgentiflora subsp. glabra Nell Murbarger May 1936 208 Los Angeles norther end San Clemente Island (San Clemente Island, West Cove); northern end San Clemente Island, West Cove Comment
  HSC87038  Layia glandulosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7768 Los Angeles Lancaster, near Quartz Hill, S of Ave. L at 37th St. W 747 Comment
  POM6997  Layia glandulosa P. A. Munz, L. T. Street, G. Williams 1919-4-19 2476 Los Angeles Lone Hill, San Dimas Comment
  UCD168225  Layia glandulosa J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  POM361626  Layia glandulosa H. C. Ackley 1927-2-27 s.n. Los Angeles Dry soil, Big Tahunga Comment
  RSA550008  Layia glandulosa Walter Wisura, E. Roeder 1992-4-21 4689 Los Angeles 0.1mi. W of Hwy 138 on Fort Tejon Rd. Comment
  CAS-BOT-BC380215  Layia platyglossa M. E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
  UCR52323  Layia platyglossa David Charlton 1988-4-3 1713 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  UC167125  Lemna gibba Geo. B. Grant 1904-7-8 6766428 Los Angeles Los Angeles Comment
  CAS-BOT-BC89313  Lepidium flavum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Mojave Desert. Lovejoy Springs to Hesperia. Comment
  PASA2039  Lepidium fremontii Stason 1930-3-18 Los Angeles East of Adelanto Comment
  RSA0042221  Lepidium nitidum var. nitidum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2842 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach. 411 Comment
  CLARK-A1528-2328  Lepidium pinnatifidum John C. Roos 1956-6-15 Los Angeles Westwood Comment
  LA200241  Lepidospartum squamatum Jonathan Sauer; C. O. Sauer 1969-11-30 4673 Los Angeles 9 Comment
  UC455508  Lepidospartum squamatum I. J. Condit 1908-7-28 Los Angeles Hollywood Comment
  RSA0035861  Leptochloa fusca subsp. uninervia R. G. Swinney 2009-11-9 11594 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCSB5172  Leptosiphon breviculus Kamb, Peter 1948-5-6 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock 975 Comment
  SEINET7967498 Image available Leptosiphon liniflorus Louis C. Wheeler 1967-6-26 9866 Los Angeles San Gabriel Mountains: Whitney Canyon. near mouth. 434 Comment
  UCD118882  Leptosiphon liniflorus Louis C. Wheeler 1967-6-26 9914 Los Angeles San Gabriel Mountains, Placerita Canyon , 0.25 mile east of highway. 457 Comment
  SD234292  Leptosyne bigelovii A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25711 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 334 Comment
  UCR280415  Leptosyne californica Onkar Singh 2014-3-18 4372 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  CATA1909  Leptosyne gigantea Amy Catalano 2014-1-21 006 Los Angeles Santa Catalina Island: Along Airport Road, within ""tacos"", on cliff 395 Comment
  UCR162202  Lessingia filaginifolia David Charlton 1990-1 3912 Los Angeles Saugus; former boys' camp in cut that contains abandoned mature landscaping 366 Comment
  RSA239419  Lessingia glandulifera var. glandulifera C. W. Tilforth, John Dourley 1973-5-24 820 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north edge of San Gabriel Mountains. Comment
  RSA0042669  Lessingia glandulifera var. glandulifera S. Kaatmann 1998-10 12 Los Angeles Pitzer College Arboretum. The interior of the Outback, near the path closest to the western boundary. 350 Comment
  RSA507481  Lessingia glandulifera var. glandulifera L. F. La Prie 1988-7-2 s.n. Los Angeles Del Sur Ranch, 6 mi. W of Lancaster, near intersection Ave G & 100th St. W. 762 Comment
  RSA0001375  Lessingia lemmonii var. peirsonii F. W. Peirson 1923-6-9 3550 Los Angeles Lowest point between the divides of Pine and Oak Grove Canyons, Liebre Mts. 1174 Comment
  UC177467  Lessingia tenuis J. T. Rothrock August 1875 250 Los Angeles head Piru Creek Comment
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Dec 1 2015
  RSA719739  Leymus condensatus R. G. Swinney 1996-8-7 5221 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA0115100  Leymus triticoides Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  RSA377137  Lilium humboldtii subsp. ocellatum Donald R. Bissing 1973-6-2 14 Los Angeles Evey Canyon, 0.6 mile from canyon mouth along roadside. 732 Comment
  UCR258601  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-8-26 13598 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  SD230124  Lilium parryi Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  SEINET12279028  Linanthus androsaceus Unknown 1933-1 8422 Los Angeles Comment
  UC421659  Linanthus aureus John Thomas Howell 1928-5-25 3822 Los Angeles Chandler's Comment
  UC588167  Linanthus breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  RSA11020  Linanthus californicus C. B. Wolf 1928-4-1 1608 Los Angeles Santa Susanna Pass. 1/2 mi. from summit. Comment
  RSA468479  Linanthus californicus F. R. Fosberg 1931-3-1 S- 4225 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 75 Comment
  UCR178079  Linanthus concinnus LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 941 Los Angeles Transverse Ranges; San Gabriel Mountains, Southwest ridge that climbs to Mt. Markham, between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA592362  Linanthus dianthiflorus subsp. dianthiflorus Mark Hoefs 1974-3-28 413 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  RSA586673  Linanthus dichotomus Orlando Mistretta, Mark Elvin 1995-5-10 1707 Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  UCD118684  Linanthus parryae Robert F. Thorne 1963-5-15 31666 Los Angeles 1 mile W of Los Angeles County line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  RSA80175  Linaria canadensis F. W. Peirson 187 Los Angeles Burned area east of Rubio Canyon Comment
  RSA400294  Linaria canadensis var. texana F. R. Fosberg 1931-5-6 S- 4820 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  RSA639567  Lithophragma bolanderi Louis C. Wheeler 1967-5-23 9673 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA579495  Lithophragma bolanderi T. 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. 1500 Comment
  JEPS47683  Lithophragma tenellum Frank W. Peirson 1921-6-16 2442 Los Angeles trail n Mt. Waterman; San Gabriel Mountains, trail n of Mt. Waterman 1828 Comment
  RSA436327  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3001 Los Angeles North Fork, San Gabriel River. Comment
  RSA729705  Lobelia dunnii var. serrata R. G. Swinney 1998-7-28 6511 Los Angeles Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak. 1024 Comment
  RSA170447  Lobelia dunnii var. serrata J. D. Olmsted 1959-10-13 1066 Los Angeles 1/4 mile above power station in San Antonio Canyon along cliffs west of Boy Scout Cabin. 976 Comment
  SEINET3155616  Loeflingia squarrosa G. B. Grant 1903-5-12 701 a-5486 Los Angeles Collected at Pasadena, southern California Comment
  SBBG131961  Logfia arizonica S. A. Junak, B. Collins 1991-4-24 SCI 163 Los Angeles first intersection below top of Eel Pt grade 182 Comment
  CAS-BOT-BC342194  Logfia filaginoides John Thomas Howell 1928-5-4 3776 Los Angeles Between dam and Deer Park in Monrovia Canon [Canyon], San Gabriel Mts. Comment
  RSA0106837  Logfia gallica R. G. Swinney 2011-5-10 14642 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  UCR211814  Lolium perenne subsp. multiflorum Valerie Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  SEINET10592077  Lolium temulentum Darnel 1904-5-10 DARNEL 702 Los Angeles Pasaden, Los Angeles County, southern California. Comment
  UC1605243  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Steve Boyd 1993-5-23 7250 Los Angeles ca. 700-840 m. s.e. of saddle between Ruby and Clearwater Canyon (lower e. ridge of Red Mt.); n.w. Los Angeles Co., Liebre Mts., Red Mt., Green Valley Qua 938 Comment
  RSA601554  Lomatium dasycarpum subsp. dasycarpum L. C. Wheeler 1967-6-15 9830 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  RSA97157  Lomatium dissectum var. multifidum F. W. Peirson 1929-6-30 8422 Los Angeles Aliso Creek at Tie Canyon 1357 Comment
  UCR190267  Lomatium lucidum R. G. Swinney 2000-6-25 7794 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCR149325  Lomatium mohavense R. G. Swinney 1998-4-14 5994 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  SBBG59746  Lomatium utriculatum R. Hoffmann 1932-4-27 Los Angeles alkaline flat NW of Lancaster Comment
  JEPS12845  Lonicera hispidula var. vacillans W. L. Jepson 1908-7-13 3057 Los Angeles Santa Catalina Comment
  RSA99372  Lonicera hispidula var. vacillans F. W. Peirson 1951-8-7 4502 Los Angeles Sturdevant's Camp, Big Santa Anita Canyon. 1067 Comment
  LA204612  Lonicera subspicata Geo. L. Fisher; 1920-7-12 sn Los Angeles San Gabriel Mountains, Mt. Wilson 518 Comment
  RSA455376  Lonicera subspicata var. denudata Anstruther Davidson 1887-1 s.n. Los Angeles Glendale. Comment
  RSA507988  Lonicera subspicata var. denudata Steve Boyd, Timothy S. Ross 1988-4-28 2243 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA656861  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-24 31023 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCSB33632  Lonicera subspicata var. denudata Miller, Brian 1960-2-20 Los Angeles Charlton Flats, San Gabriel Mountains 1828 Comment
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Oct 29 2014
  CAS-BOT-BC198540  Lotus Elizabeth McClintock 1965-7-2 s.n. Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA213376  Lotus argophyllus subsp. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  UC200725  Lotus argophyllus var. argenteus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA0003348  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  RSA90351  Lotus crassifolius var. crassifolius F. W. Peirson 1919-5-18 103 Los Angeles divide between fish canyon and Monrovia canyons 976 Comment
  RSA595424  Lotus dendroideus var. dendroideus Mark Hoefs, Robert F. Thorne 1996-4-6 2648 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  UCR270121  Lotus heermannii var. heermannii R. G. Swinney 2010-9-9 13801 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
  RSA709540  Lotus humistratus A. C. Sanders, Mark Elvin 2003-4-29 26155 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  UCR191682  Lotus humistratus A. C. Sanders 2008-4-18 34962 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  UCR276983  Lotus procumbens R. G. Swinney 2010-6-1 13156 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
  RSA646117  Lotus procumbens var. procumbens Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  IRVC28579  Lotus purshianus A. C. Sanders, Mark Elvin 2002-6-19 25158 Los Angeles 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 NE end of Santa Susana Mtns. 305 Comment
  UC864879  Lotus salsuginosus Louis C. Wheeler 1932-3-19 529 Los Angeles Head Sepulveda Canyon Santa Monica Mts. 426 Comment
  UCR126362  Lotus salsuginosus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27127 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA406814  Lotus salsuginosus var. salsuginosus Gale Sphon 1955-4-12 s.n. Los Angeles Sandy, beach area, Point Dume Comment
  UCR280858  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-23 16152 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA167504  Lotus strigosus R. F. Thorne 1963-5-5 32316 Los Angeles Cobal Canyon Comment
  UC1129245  Lotus strigosus Jerome S. Horton 1936-4-17 283 Los Angeles Dalton Canyon, just below forest boundary Pomona Quad., San Dimas Experimental Forest 457 Comment
  UC1585944  Lotus strigosus Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7481 Los Angeles on n side San Gabriel Mts. (Co Rd N2) (Pine Canyon Rd along San Andreas Fault, on n side of rd); San Gabriel Mts., San Andreas Fault Comment
  UCR126561  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26018 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  UCR282043  Lotus strigosus R. G. Swinney 2014-4-18 16112 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  LA52441  Lotus strigosus Zaitlin; 1951-4-8 Los Angeles Point Dume Comment
  RSA9695  Lotus strigosus L. C. Wheeler 1932-3-23 520 Los Angeles near UCLA campus, west Los Angeles. 137 Comment
  RSA599811  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-3-25 9303 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  POM155857  Lotus strigosus var. strigosus M. B. Dunkle 1928-4-11 1850 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  RSA188078  Lotus strigosus var. strigosus R. F. Thorne 1966-4-28 36233 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA406937  Lotus strigosus var. strigosus M. B. Dunkle 1929-4-14 2127 Los Angeles Hay Press, Santa Catalina Island. Comment
  RSA213333  Lotus strigosus var. strigosus Reid V. Moran 1941-2-25 610 Los Angeles Santa Catalina Island. N of Wilson's Harbor. 50 Comment
  UCR209433  Lotus wrangelianus Dan S. Cooper 2009-2-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UCR11951  Ludwigia peploides P. H. Raven, H. J. Thompson 1959-10-18 14669 Los Angeles Western Transverse Range; Santa Monica Mtns., mouth of Malibu Creek, N arm of Malibu Lake 221 Comment
  RSA355466  Ludwigia peploides subsp. peploides Louis C. Wheeler 1932-10-14 1432 Los Angeles Rio Hondo. 58 Comment
  UCR191517  Lupinus R. G. Swinney 1998-7-8 6315 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  POM155655  Lupinus albifrons var. eminens M. B. Dunkle 1928-5-13 1941 Los Angeles Coach Road, Hamilton Canyon. 244 Comment
  RSA167792  Lupinus albifrons var. eminens R. F. Thorne, P. C. Everett 1964-2-6 33439 Los Angeles Above airport road a few miles NW of Avalon, Santa Catalina Island. Comment
  CHSC29257  Lupinus benthamii Geraldine Brown 1977-4-11 83 Los Angeles E of Hwy 99 along roadside, 48 mi s of Bakersfield. 128 Comment
  UC130326  Lupinus benthamii J. Burtt Davy 1896-5-20 2654 Los Angeles Elizabeth Lake Antelope Valley, Elizabeth Lake (Antelope Valley, S. California) Comment
  RSA708679  Lupinus bicolor Valerie L. Soza, Miriam Sidibeh 2003-3-26 1610 Los Angeles 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
  SEINET3860169  Lupinus bicolor R. G. Swinney 2009-3-25 10153 Los Angeles San Gabriel Mtns. Foothills: far west end of Glendora Ridge Motorway on north of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  UCR198513  Lupinus bicolor Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  SFV4363  Lupinus bicolor D. B. Dunn 1941-3-22 860 Los Angeles San Fernando Valley Sepulveda Blvd near San Fernando Reservoir. Comment
  UC1401267  Lupinus bicolor David B. Dunn and Epling 1946-4-19 2139 Los Angeles Collected in a grassy meadow on the E side of the highway #138, 2.9 miles S of the junction of the old Ridge Route Road. 853 Comment
  UCSB9862  Lupinus bicolor H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam Comment
  RSA191029  Lupinus bicolor subsp. microphyllus Robert F. Thorne, James Henrickson 1963-5-5 32325 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  POM350047  Lupinus bicolor subsp. microphyllus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  RSA527784  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4348 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SD12596  Lupinus chamissonis Edith A. Purer 1935-5-12 6597 Los Angeles El Segundo Comment
  SEINET12154480  Lupinus chamissonis J. F. Bright, Wyman, C. 1931-1 5586 Los Angeles at Manhattan Beach Comment
  RSA339274  Lupinus concinnus R. F. Thorne 1982-4-20 54979 Los Angeles San Gabriel Mts: Mojave Desert slopes; 1/4 -1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SDSU19993  Lupinus concinnus S. H Bullock 1968-4-6 40 Los Angeles Claremont, north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  RSA0106880  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-5-2 SCA- 648 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 243 Comment
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA210096  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn 1982 Comment
  UCR256259  Lupinus elatus R. G. Swinney 2010-10-13 14032 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  LA28429  Lupinus excubitus Harlan Lewis; 1940-4-3 1288 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  SBBG69069  Lupinus excubitus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG69073  Lupinus excubitus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCD107667  Lupinus excubitus Kenneth A. Wilson 1961-3-11 996 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  SEINET10490382  Lupinus excubitus subsp. austromontanus Lyman D. Benson 1963-5-3 Benson 16257 Los Angeles Tejon ranch, 1 mile e of state route 138 and us99 near gorman; pacific slope, Granitic soil; pacific grassland; s slope; tehachapi mt. Range 1219 Comment
  RSA762059  Lupinus excubitus var. austromontanus Orlando Mistretta, Christine Mistretta 2008-5-16 3100 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  SEINET10485284  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  SEINET10485352  Lupinus formosus Donald R. Bissing 1973-6-2 Bissing 78 Los Angeles Evey canyon, san gabriel mtns. Herbaceous plant to 2 ft tall, somewhat Sprawling. Flowers blue-violet with yellow base. In open grassy meadow by Roadside, .4 mi from canyon mouth. 732 Comment
  SD86324  Lupinus guadalupensis R. Mitchel Beauchamp, M. Douglas 1972-3-24 3225 Los Angeles San Clemente Island, in open areas south of Eel Point 24 Comment
  RSA199031  Lupinus hirsutissimus W. M. Gauntt 1966-4-30 167 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  UCR258722  Lupinus hirsutissimus R. G. Swinney 2010-2-27 11777 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
  POM277135  Lupinus hirsutissimus E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Glendale. Comment
  SFV15549  Lupinus hirsutissimus R. K. Stachelek 1992-4-4 5 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  RSA406945  Lupinus latifolius var. latifolius Fordyce Grinnell Jr. 1910-07 s.n. Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  UC56613  Lupinus latifolius var. parishii H. M. Hall May 1902 3233 Los Angeles head of Simi Val. head of Simi Val. <Simi Valley> Comment
  SEINET10838226  Lupinus longifolius David B. Dunn 1956-6-29 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
  UCR280774  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA008658  Lupinus sparsiflorus Fay A. MacFadden 1931-3-20 3001 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SEINET10837783  Lupinus sparsiflorus subsp. sparsiflorus Bakker 1947-2-2 BAKKER UMO 144420 Los Angeles Collected in soledad canyon, vasquez rocks, mojave desert. Comment
  RSA656102  Lupinus subvexus James Henrickson 1985-3-30 19762 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
  CATA3026  Lupinus succulentus Amy Catalano 2016-3-11 032 Los Angeles Santa Catalina Island: Along Airport Road, about 170 meters north of KBRT/Airport Road junction, on west side of road 427 Comment
  SBBG67068  Lupinus succulentus M. LeClerc -Mar-1930 1233 Los Angeles near Castaic 457 Comment
  RSA87039  Lupinus succulentus F. W. Peirson 1921-2-26 2361 Los Angeles Near road to Topanga Canyon, San Fernando Valley 274 Comment
  SD113426  Lupinus succulentus Darley F. Howe 1947-3-23 1521 Los Angeles Palos Verdes Comment
  RSA414370  Lupinus truncatus L. C. Wheeler 1934-3-24 2471 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  RSA596455  Lupinus truncatus R. G. Swinney 1989-4-15 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park ''Owl Flats'' 442 Comment
  SBBG96986  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4345 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  SEINET3860259  Lupinus truncatus R. G. Swinney 2009-3-19 10144 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  SEINET10489084  Lupinus truncatus James S. Henrickson 1963-5-5 Henrickson 32280 Los Angeles Flowers purplish; burned-over, open slopes near mouth of cobal canyon, Foothills of san gabriel mtns, ca 4 mi n of claremont. 518 Comment
  RSA587979  Luzula comosa var. laxa Orlando Mistretta, Timothy S. Ross 1994-6-1 1293 Los Angeles San Gabriel Mountains. Santiago Canyon; Pacifico Mountian, near top of Santiago Canyon. 1921 Comment
  RSA428582  Lycium brevipes var. brevipes House, Grumbles 1930-8-5 14782 Los Angeles San Clemente Island. Comment
  CATA575  Lycium californicum Mark L. Hoefs 1991-4-16 1010 Los Angeles Santa Catalina Island: Hillside south-west of Little Harbor 9 Comment
  RSA428829  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  RSA0110800  Lycium cooperi R. G. Swinney 2011-4-20 14443 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1220 Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  UC774592  Lyonothamnus floribundus subsp. floribundus P. C. Everett 1939-8-22 9536 Los Angeles e slope Black Jack Peak; Santa Catalina Island, Swain's Canyon 457 Comment
  UC860336  Lyonothamnus floribundus subsp. floribundus Ezra C. Knopf 216 Los Angeles Santa Catalina Island Comment
  SBBG105390  Lyonothamnus floribundus var. aspleniifolius R. M. Beauchamp 1976-5-23 4154 Los Angeles S rim of Gray Cyn 411 Comment
  SBBG110448  Lyonothamnus floribundus var. aspleniifolius S. A. Junak 1997-10-29 SCl 985 Los Angeles near head of first cyn S of Camera Pad "Malo", ca. 0.1 mi SSW of "Malo 1" 381 Comment
  RSA0011277  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2010-6-25 5354 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  POM50463  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Santa Monica Mts. Comment
  RSA187863  Madia gracilis R. F. Thorne 1966-4-28 36220 a Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA717958  Madia gracilis R. G. Swinney, Dave Larson 1996-8-7 5249 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  SD69013  Madia gracilis Robert F. Thorne, D. Propst 1968-5-29 37690 Los Angeles Santa Catalina Island; upper Cape Canyon below reservoir 305 Comment
  UCR189885  Madia gracilis R. G. Swinney 1998-7-27 6501 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA547453  Madia gracilis Timothy S. Ross 1992-5-17 6384 Los Angeles E Fork of the San Gabriel River, Heaton Flat area; 18 degrees NNE, 425 m distant from East Fork Station 624 Comment
  OBI78718  Malacothamnus Jill M. Bushakra, with John Bushakra 2001-6-2 114 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
  CAS-BOT-BC203922  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles N. slope canon [canyon] at Lemmon [Lemon] Tank, San Clemente Is. Comment
  JEPS26403  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles n slope canyon from Lemon Tank; San Clemente Island Comment
  SD66863  Malacothamnus clementinus R. Mitchel Beauchamp 1967-3-18 287 Los Angeles San Clemente Island, in dump on edge of canyon below Lemon Tank. Comment
  RSA659859  Malacothamnus davidsonii Orlando Mistretta 1992-8-17 751 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  SBBG118478  Malacothamnus davidsonii O. Mistretta 1992-7-14 723 Los Angeles Gold Cyn Trail; Tujunga Ranger District Comment
  LA30369  Malacothamnus fasciculatus Mary V. Hood; 1938-4-30 38 11 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR147282  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA733754  Malacothrix clevelandii R. G. Swinney 2000-5-28 7787 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Redbox Road 2.1 mi. SW of Hwy 39 at Rincon Station; +/-1000. 732 Comment
  UCR61027  Malacothrix clevelandii Steve Boyd, T. S. Ross 1988-4-28 2253 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  CAS-BOT-BC345414  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles East Fork of Santa Anita Canyon, on trail to Madrono Flat, San Gabriel Mts. Comment
  RSA95031  Malacothrix coulteri F. W. Peirson 1927-5-7 7273 Los Angeles 3 miles south of Muroc, Mojave Desert Comment
  CAS-BOT-BC8130  Malacothrix foliosa Joseph Cook (Rev.) Nevin; William S. Lyon 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  SBBG42152  Malacothrix foliosa subsp. foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles SE point of San Clemente Island Comment
  UCR86715  Malacothrix foliosa subsp. foliosa T. S. Ross 1992-4-14 6175 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  RSA0088252  Malacothrix saxatilis R. G. Swinney 2010-5-25 12962 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
  RSA741027  Malacothrix saxatilis var. tenuifolia Justin M. Wood, Brandy Wood 2009-1-2 279 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  UC1069946  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-16 245 Los Angeles mouth Escondido Canyon; Triunfo Pass Quad., mouth of Escondido Canyon Comment
  UC1536039  Malacothrix saxatilis var. tenuifolia Robert F. Thorne September 1973 44722 Los Angeles Blue Cavern Point Santa Catalina Island Comment
  SFV1130  Malephora crocea K. A. Wilson 1961-3-12 1001 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  CAS-BOT-BC167856  Malosma laurina L. R. Abrams 1901-8-1 2192 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC167859  Malosma laurina H. E. McMinn 1924-7-25 1306 Los Angeles Catalina Island Comment
  UC1130577  Malosma laurina Jerome S. Horton 1935-7-18 213 Los Angeles below dam Dalton Canyon; Pomona Quad., Dalton Canyon Comment
  RSA570036  Malva parviflora Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4892 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR280660  Malva parviflora R. G. Swinney 2014-5-21 16604 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA0004200  Malvastrum gabrielense F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts 1067 Comment
  RSA20162  Marah macrocarpa L. R. Abrams 1901-4-3 1254 Los Angeles Santa Monica Mountains. Comment
  UCR217410  Marah macrocarpa R. G. Swinney 2009-2-26 10043 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  UCR270227  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA440965  Marah macrocarpa F. R. Fosberg 1931-12-10 7154 Los Angeles Pebble [Pebbly] Beach Canyon, left fork. Catalina Island. Comment
  RSA440992  Marah macrocarpa Ora M. Clark 1929-2-3 1506 Los Angeles Venice Comment
  RSA603531  Marah macrocarpa Sara L. Crockett 1997-4-1 637 Los Angeles Santa Catalina Island: offshoot from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road. 316 Comment
  RSA0055782  Marah macrocarpa var. macrocarpa R. G. Swinney 2010-4-28 12429 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA127983  Marrubium vulgare H. J. Thompson 1958-10-22 1812 -a Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood. 381 Comment
  UCR130508  Marsilea vestita subsp. vestita R. E. Riefner Jr. 2002-9-8 02- 226 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  UCR246455  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08- 253 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  JEPS51538  Meconella denticulata Elizabeth D. Palmer May 1903 Los Angeles Near Los Angeles Comment
  UC311497  Meconella denticulata Philip A. Munz 1925-4-23 9413 Los Angeles San Gabriel Canyon 304 Comment
  POM348081  Medicago polymorpha Louis C. Wheeler 1934-3-11 2450 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  UC1871169  Medicago polymorpha T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4919 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC1211007  Medicago polymorpha Huron H. Smith 1912-5-1 4884 Los Angeles Eagle Rock Valley 152 Comment
  UCR205627  Melaleuca citrina A. C. Sanders, T. B. Salvato 2009-5-19 36840 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  SBBG32065  Melica imperfecta R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -269 Los Angeles upper Swain's (Swain) Cyn Comment
  UCD87788  Melica imperfecta W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  POM348154  Melilotus albus James Clizbe 1930-5-6 s.n. Los Angeles Griffith Park. Comment
  RSA5983  Melilotus albus Carl B. Wolf 1932-9-13 4056 Los Angeles Bryant Ranch. 250 ft. south of north boundary in SE 1/4 section 27 (about 460 ft. east and 250 ft. south of NW corner of SE 1/4 section 27. T4S, R12W). 5 Comment
  UCR260378  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA535330  Melilotus indicus Tim S. Ross 1991-5-20 5356 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  RSA652187  Melilotus indicus A. E. Hersh 1950-7-5 s.n. Los Angeles Garden 411 Wade St., Venice. 30 Comment
  UCSB3448  Melilotus indicus McElwain, Isabelle 1953-3-29 Los Angeles 500 yds. N. 10000 Bull Canyon Rd. Grenada Hills 457 Comment
  UCD169407  Melinis repens subsp. repens R. G. Swinney 2008-12-2 9924 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA614825  Mentha spicata Louis C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Victoria Street and Dominguez Avenue. 49 Comment
  POM263282  Mentzelia congesta J. C. Roos 1937-5-31 547 Los Angeles Big Pines. Comment
  SBBG69244  Mentzelia dispersa R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  RSA588042  Mentzelia dispersa Orlando Mistretta, T. S. Ross 1994-6-1 1288 Los Angeles San Gabriel Mountains, Santiago Canyon. Pacifico Mountain, near top of Santiago Canyon. 1905 Comment
  UCR222804  Mentzelia laevicaulis R. G. Swinney 2009-5-8 10701 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA582801  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1993-5-23 7292 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  SBBG113276  Mentzelia micrantha S. A. Junak with M. L. Hoefs 1997-6-4 SCa 410 Los Angeles W end of Empire Landing, rock quarry site, on E side of small cyn 36 Comment
  RSA446774  Mentzelia micrantha H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  RSA733283  Mentzelia montana R. G. Swinney 2001-6-16 7981 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  RSA756129  Mentzelia montana Orlando Mistretta, Christine Mistretta 2008-4-21 2517 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  UCR229146  Mentzelia veatchiana Dan S. Cooper 2011-5-5 511- 59 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  SEINET6072025  Mentzelia veatchiana Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CATA2969  Mesembryanthemum crystallinum Amy Catalano 2016-1-27 006 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley 125 Comment
  UCR152459  Mesembryanthemum crystallinum A. C. Sanders, Lee Jones 2005-4-8 29320 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  SBBG14234  Mesembryanthemum nodiflorum M. A. Piehl 1962-10-3 62486 Los Angeles main rd near jct with Middle Ranch Rd Comment
  SBBG126020  Microseris douglasii subsp. douglasii A. Parikh, N. Gale 2010-5-12 3161 Los Angeles 3.5 km S of Hwy 138, 0.4 km W of 120th St W 785 Comment
  RSA188053  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-4 35778 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  POM363440  Microseris heterocarpa Anstruther Davidson 1905-5-1 1433 Los Angeles Hollywood Comment
  UCR223754  Microseris lindleyi R. G. Swinney 2009-5-28 10969 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR85447  Microseris lindleyi R. G. Swinney 1994-5-7 2826 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  RSA660420  Microseris lindleyi Orlando Mistretta 1992-5-21 396 Los Angeles Right Star Mine, S of Acton. 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
  RSA228111  Mimulus aurantiacus Robert F. Thorne, C. W. Tilforth 1971-6-17 39940 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA714688  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  LA105326  Mimulus aurantiacus var. pubescens Barry A. Prigge; 1989-4-23 8440 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  UC314538  Mimulus aurantiacus var. pubescens Marcus E. Jones, A. M. 1926-3-16 Los Angeles w Pomona Comment
  UCR174916  Mimulus aurantiacus var. pubescens Holly Summers 2006-6-4 41 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  HSC20804  Mimulus brevipes C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  RSA408143  Mimulus brevipes Fay A. MacFadden 1931-6-10 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA420895  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  RSA420664  Mimulus cardinalis M. B. Dunkle 1933-7-11 3656 Los Angeles San Gabriel Mountains, upper San Gabriel Canyon 457 Comment
  UC1483354  Mimulus cardinalis Robert F. Thorne, D. Propst and M. Hoefs 1974-9-12 45106 Los Angeles below Rancho Escondido; Santa Catalina Island, Cottonwood Canyon 106 Comment
  UCR243034  Mimulus cardinalis R. G. Swinney 2009-8-6 11535 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 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
  UC483215  Mimulus floribundus L. R. Abrams and I. L. Wiggins 1931-7-6 394 Los Angeles vicinity Mosquito Harbor; Channel Islands, San Clemente Island Comment
  RSA607206  Mimulus guttatus Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  SFV21416  Mimulus guttatus L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1038 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon below the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  RSA0091136  Mimulus moschatus R. G. Swinney 2011-8-17 15643 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA535550  Mimulus pilosus Tim S. Ross, Annette H. Ross 1991-9-7 5954 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 402 Comment
  RSA586971  Mimulus rubellus Orlando Mistretta 1995-5-23 1709 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1905 Comment
  RSA586478  Minuartia douglasii Orlando Mistretta 1995-6-20 1820 Los Angeles Bare Mountain Canyon. 1829 Comment
  RSA727342  Minuartia douglasii R. G. Swinney 1998-5-16 6068 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UC1929533  Minuartia douglasii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1684 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  UCR153476  Mirabilis californica var. californica James Henrickson 1979-3-18 18167 Los Angeles Transverse Ranges/Liebre Mtns, c. 7 mi N of Newhall in Dry Canyon, south of Dry Canyon Reservior (DWP) 457 Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  UC416721  Monardella breweri subsp. lanceolata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  RSA250383  Monardella cinerea Robert F. Thorne, DeBuhr 1972-8-18 42246 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  CAS-BOT-BC220128  Monardella exilis Roxana S. Ferris 1918-6-12 925 Los Angeles Lancaster Comment
  UCR202695  Monardella linoides subsp. stricta R. G. Swinney 2001-8-11 8045 Los Angeles San Gabriel Mtns., north slope of Mt. Baden-Powell, c. 0.5 mi. SSW of Vincent Gap 2134 Comment
  RSA0003799  Monardella macrantha subsp. macrantha H. M. Hall 1902-5-3 3081 Los Angeles Antelope Valley, Pine Canon, vicinity Elizabeth Lake, 4000 ft. Comment
  RSA0003926  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  RSA771601  Montia fontana R. G. Swinney 2009-5-28 10966 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC108988  Mucronea californica Alice Eastwood 1906-5-27 352 Los Angeles Roscoe. Comment
  JEPS26608  Mucronea californica Peter Kamb 1948-6-26 1120 Los Angeles near Sunland; Tujunga Wash 350 Comment
  RSA472701  Muehlenbeckia complexa Freda Detmers 1929-6-6 s.n. Los Angeles Los Angeles. Comment
  SBBG11606  Muhlenbergia appressa P. H. Raven 1962-5-9 17651 Los Angeles rd just N of Guds 249 Comment
  CAS-BOT-BC262698  Muhlenbergia californica W. R. Dudley 1899-7-1 s.n. Los Angeles Near Alpine Tavern, Mount Lowe Comment
  SBBG59545  Muhlenbergia californica V. Duran 1933-8-11 3546 Los Angeles South Fk Big Rock Crk 1600 Comment
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Aug 9 2010
  RSA603229  Muhlenbergia rigens L. C. Wheeler 1932-9-12 1374 Los Angeles San Antonio Canyon, San Gabriel Mts. 1219 Comment
  POM49727  Muilla maritima Le Roy Abrams 1901-04 1384 Los Angeles Tujunga Wash Comment
  UC450855  Muilla maritima Fay A. Macfadden 1931-4-10 2581 Los Angeles Tejunga Canyon Comment
  UCR273043  Muilla maritima R. G. Swinney 2011-7-8 15485 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC515100  Muilla maritima C. F. Baker 1901-4-20 4759 Los Angeles Claremont Comment
  POM318513  Muilla maritima Stan Hales 1963-4-25 33 Los Angeles Diamond Bar Ranch, on the ridge east of Diamond Bar Boulevard, San Jose Hills, Pacific Slope Drainage Area. 305 Comment
  RSA549195  Muilla maritima Timothy S. Ross, Peter Fritsch 1990-6-20 3682 Los Angeles Ridgetop between Roberts Canyon and W Fork San Gabriel River. 1255 Comment
  SBBG126072  Myosurus minimus A. Parikh with N. Gale, A. C. Sanders, S. Reynolds 2010-3-29 3135 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
  RSA461905  Myrica californica C. Henne 1945-5-30 s.n. Los Angeles Santa Monica Mts. Comment
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Dec 9 2014
  RSA19077  Nama californica P. A. Munz 1923-5-25 6800 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  UCSB5295  Nama demissa Wedberg, H. 1958-4-13 Los Angeles 165th street; one mile north on HWY. 138; near Pearblossom Comment
  SBBG13310  Nassella lepida M. A. Piehl 1962-6-9 62348 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA535302  Nassella pulchra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5340 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA577547  Nassella pulchra L. C. Wheeler 1936-6-6 4116 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  RSA738052  Nasturtium officinale Bill Duval s.n. Los Angeles Glendale College 30 Comment
  RSA746808  Navarretia atractyloides Michael Honer 2003-7-8 1845 -A Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  RSA73116  Navarretia fossalis F. W. Peirson 1906-7-19 950 Los Angeles Sink near Inglewood. Comment
  SBBG31335  Navarretia hamata R. F. Thorne 1966-4-6 Los Angeles old quarry W of Empire Landing 91 Comment
  POM3574  Navarretia hamata subsp. hamata Fred Cox 1916-5-2 s.n. Los Angeles Claremont. 365 Comment
  RSA190961  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-6-23 34989 Los Angeles Santa Catalina Island:near mouth of Hamilton Canyon NW of Avalon 23 Comment
  RSA252984  Nemacladus longiflorus var. breviflorus R. F. Thorne, C. W. Tilforth 1973-4-20 43057 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA777355  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Christine Mistretta 2010-5-19 5102 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
  RSA0126417  Nemacladus sigmoideus Katherine Brandegee s.n. Los Angeles Lancaster. Comment
  RSA662611  Nemophila menziesii Paul Neipp 1994-4-21 13 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  UCR189255  Nemophila menziesii R. G. Swinney 1998-5-16 6091 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  HSC79847  Nemophila menziesii var. integrifolia Bill Fugimoto 1971-5-9 55 Los Angeles 10 mi. NE of Azusa, 3 mi. N of Rincon fire station on Hwy. 39 in Angeles National Forest in San Gabriel Mtns. 610 Comment
  POM296771  Nemophila menziesii var. menziesii Lyman Benson 1945-3-30 11648 Los Angeles Canyon at Padua Hills above Claremont. 549 Comment
  RSA11069  Nemophila menziesii var. menziesii Carl B. Wolf 1928-3-29 1561 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  CAS-BOT-BC434984  Nemophila parviflora var. quercifolia A. C. Sanders; T. B. Salvato 2007-4-24 33504 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  SD186056  Nerium oleander A. C. Sanders 2003-3-14 25783 Los Angeles Long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  UCR138699  Nerium oleander L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  RSA597559  Nicotiana attenuata Tim S. Ross, Bob Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3752 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA604995  Nicotiana attenuata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: At mouth of Sawmill Canyon. 2012 Comment
  SBBG31212  Nicotiana bigelovii R. F. Thorne with P. C. Everett 1965-2-22 34883 Los Angeles new rd along East Mtn (Peak) 128 Comment
  SEINET10696859  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3940 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC1007152  Oenothera elata subsp. hirsutissima P. A. Munz 1938-6-15 15241 Los Angeles Claremont Comment
  CATA462  Oligomeris linifolia Sara L. Crockett, Steve Junak 1997-3-27 605 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  JEPS112931  Opuntia basilaris var. brachyclada Dean W. Taylor 2002-5-1 18027 Los Angeles slopes ca. 1 air mile NE of Dry Canyon Reservoir (ca. 6 miles N of Saugus), Angeles National Forest adjacent to Forest Road 5N29 579 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
  SBBG125913  Opuntia basilaris var. treleasei P. DeVries 2013-5-17 7819 Los Angeles ca 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of Quail Lake Rd off ramp on the 15; hills Eof Gorman Crk, W of Gorman Post Rd 1079 Comment
  UC284127  Opuntia prolifera P. A. Munz 1923-4-13 6788 Los Angeles San Clemente Island; in canyons Comment
  LA34421  Oreonana vestita W. R. Ernst; summer 1947 Los Angeles SAN GABRIEL MOUNTAINS, Mt. Hawkins, on the summits of, top of San Gabriel Canyon. 2438 Comment
  RSA612802  Oreonana vestita L. C. Wheeler 1967-9-13 10743 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  RSA0013597  Orobanche bulbosa Orlando Mistretta, Christine Mistretta 2011-6-29 5776 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  SBBG31756  Orobanche californica subsp. feudgei R. N. Philbrick 1965-5-20 B 65 -1180 Los Angeles S fork of Little Rock Crk 1051 Comment
  UCR273573  Orobanche fasciculata R. G. Swinney 2011-7-7 15431 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0066439  Orobanche fasciculata Louis C. Wheeler 1967-8-9 10435 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  SEINET10661445  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2505 Los Angeles City of Pasadena. American-Armenian Grocery, 1442 E. Washington. Comment
  CAS-BOT-BC355764  Osmadenia tenella J. Ewan 1929-6-21 3643 Los Angeles Verdugo Canyon, south end 548 Comment
  UCR194298  Osmorhiza brachypoda R. G. Swinney 1999-4-9 7081 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  RSA263906  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles Evey Canyon, N of Claremont. Comment
  RSA607607  Oxalis corniculata Louis C. Wheeler 1966-10-27 9094 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  UCR178794  Oxalis corniculata subsp. corniculata R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA296163  Oxalis pes-caprae Mark Hoefs 1973-5-14 277 Los Angeles Santa Catalina Island, Road to Memorial by Pump House, Upper Avalon Canyon. 61 Comment
  UCSB3553  Oxalis pes-caprae Gill, Robert 1959-2-27 Los Angeles Pomona College campus, Claremont 365 Comment
  UCR223174  Oxytheca trilobata R. G. Swinney 2009-7-22 11316 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  RSA0009406  Paeonia californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA307851  Paeonia californica Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2723 Los Angeles North Craig Ave., Altadena Comment
  HSC65744  Panicum acuminatum var. fasciculatum R. F. Thorne, Larry E. DeBuhr 1974-6-28 44776 Los Angeles San Gabriel Mtn., Angeles National Forest. Lime Spring to Coldbrook Creek. 1250 Comment
  RSA445549  Papaver californicum Louis C. Wheeler 1932-4-16 638 Los Angeles W side Santa Anita Canyon. 457 Comment
  LA51803  Parietaria hespera var. californica Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC413413  Parietaria hespera var. hespera John H. Thomas 1957-5-3 6734 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA534024  Parietaria hespera var. hespera Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5280 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336' marker; 1800 ft SE of Malo Knoll (1396'). Upper portion of drainage. 305 Comment
  SFV15665  Parkinsonia aculeata B. Kanno 1992-5-10 91 Los Angeles Santa Susana Mountains Stony Point, north end of CA-Highway 27. West side of area. 324 Comment
  UCR265515  Pectocarya linearis Dan S. Cooper 2015-3-3 315- 9 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, utility road on west flank of Burbank Peak 345 Comment
  RSA188020  Pectocarya linearis subsp. ferocula R. F. Thorne 1966-4-28 36255 a Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  RSA654020  Pectocarya linearis subsp. ferocula Valerie L. Soza, Laura Moore 2000-5-10 842 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UC551846  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 10644 Los Angeles summit Coach Raood; Santa Catalina Island Comment
Read comments
Dec 4 2014
  UC1595475  Pectocarya recurvata Tim Ross 1992-4-4 6105 Los Angeles 1 mi se Black Butte (middle butte of the three); sw Mojave Desert, Three Sisters 969 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
  SEINET3860023  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  SBBG31451  Pellaea andromedifolia R. F. Thorne 1966-4-6 35925 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  POM18113  Pellaea mucronata subsp. californica P. A. Munz 1923-5-26 6838 Los Angeles Vincent Gulch, San Gabriel Mts. High ridge 2134 Comment
  UC1587647  Pennisetum setaceum Tim Ross 1991-4-21 4566 Los Angeles Skyline Drive at head of Turnbull Canyon (Whittier Hills (Puente Hills, pro parte)); Whittier Hills, Turnbull Canyon 353 Comment
  JEPS15176  Penstemon centranthifolius P. L. Johannsen 1934-2-28 310 Los Angeles San Francisquito Canyon Santa Susana Quad., San Francisquito Canyon Comment
  RSA549823  Penstemon centranthifolius Wandalee Thompson 1964-6-16 52 Los Angeles Near Schwartz Ranch, Pine Canyon Road, N-2, 8 miles west of Elizabeth Lake 1128 Comment
  UCR252888  Penstemon centranthifolius R. G. Swinney 2010-5-11 12650 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
  UCR269930  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR276775  Penstemon centranthifolius R. G. Swinney 2011-5-16 14723 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0014866  Penstemon centranthifolius Gary D. Wallace, M. Wallace 1983-5-20 2073 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  SFV15499  Penstemon centranthifolius E. J. Spencer 1992-4-29 16 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  HSC79769  Penstemon grinnellii James Henrickson 1973-5-12 9595 Los Angeles 6 (air) mi. SE of Pearblossom, 4.6 (rd) mi. S of Llano in lower portion of Bob's Gap along 165 St. 1235 Comment
  UC1012242  Penstemon grinnellii Francis W. Pennell 1940-6-25 26006 Los Angeles Mount Wilson 1676 Comment
  RSA96916  Penstemon grinnellii subsp. grinnellii R. M. Straw 1954-6-16 615 Los Angeles Just west of Cloudburst Summit on Angeles Crest Hwy. 2134 Comment
  JEPS78924  Penstemon grinnellii var. grinnellii Rimo Bacigalupi 1952-8-9 3906 Los Angeles directly s Swarthout Valley (near Guffey Public Camp. along Forest Service road at summit of Blue Ridge); San Gabriel Mountains, Angeles National For, Summit Blue Rid 2438 Comment
  RSA408442  Penstemon grinnellii var. scrophularioides Martha Hilend 1928-5-27 324 Los Angeles 8 miles west of Elizabeth Lake. Comment
  LA51901  Penstemon heterophyllus var. australis A. M. Johnson; 1934-5-4 4451 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  NY650698  Penstemon rostriflorus L. Abrams 1908-7-5 627 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1981.2 Comment
  UC457236  Penstemon speciosus Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts., Big Pines Camp Comment
  HSC21062  Penstemon spectabilis David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM292802  Penstemon spectabilis Lyman D. Benson 1945-5-11 11685 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA191947  Pentachaeta lyonii Henry Mudd 1963-06 s.n. Los Angeles Saddle Rock Ranch Comment
  RSA0066057  Pentagramma triangularis D. Propst, M. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  RSA0066311  Pentagramma triangularis D. Roche 1998-5-3 8 Los Angeles Mt. Baldy Road 3.9 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 817 Comment
  RSA0070772  Pentagramma triangularis Paul M. Inman 1983-5-8 50883 -25 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia. On Winter Creek trail to Hoegee's Camp. 914 Comment
  RSA681291  Pentagramma triangularis subsp. triangularis LeRoy Gross, Valerie Soza 2003-5-15 908 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place. 518 Comment
  SEINET5777425 Image available Pentagramma triangularis subsp. viscosa Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  SBBG96788  Peritoma arborea T. Ross, S. Boyd 1990-6-6 2883 Los Angeles W of Piru Ponds 644 Comment
  JEPS30661  Perityle emoryi Peter H. Raven and Henry J. Thompson 1959-10-4 40 Los Angeles opposite Canfields Pacific Palisades (Coast Highway); Santa Monica Mountains Comment
  RSA471842  Perityle emoryi C. Epling 1931-5-12 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mtns. Comment
  RSA526530  Perityle emoryi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4268 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UC557679  Perityle emoryi Nell Murbarger March 1936 83 Los Angeles e side and w side San Clemente Island Comment
  CDA41199  Petunia parviflora Ball, Robbins, Raynor 1941-1-19 s.n. Los Angeles Rice s Bulb Farm near Downey. 0 Comment
  RSA75507  Phacelia brachyloba F. W. Peirson 965 Los Angeles Las Flores Canyon; San Gabriel Mts. Comment
  CHSC98105  Phacelia cicutaria var. hispida LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1031 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. East-facing near base of steep slope, some cliffy. UTM Zone 11; 3783279N, 0382445E. 262 Comment
  LA40164  Phacelia cicutaria var. hispida Tamar; 1961-4-20 6411 Los Angeles 274 Comment
  RSA599569  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-4-16 9531 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
  SFV21105  Phacelia cicutaria var. hispida L. Gross, L. Moore 2000-6-5 211 Los Angeles Verdugo Mountains Canyon east of Brand Canyon by the Brand Lateral Trail out of Brand Park, north of corners of Grandview and Mountain in Glendale. Small, narrow canyon between Brand and Idlewood Canyons. 274 Comment
  RSA643156  Phacelia cicutaria var. hispida Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Canyon Section. 1159 Comment
  SFV20833  Phacelia cryptantha L. Gross 2005-4-28 2153 Los Angeles San Gabriel Mountains Ridgeline to Mount Emma and canyon south of this ridge. West from Mount Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest). East of Mount Emma Road near above coordinates then dropped off ridge into canyon bottom back to origin. From a slight decline bench south of the ridgeline. 1235 Comment
  UCR223390  Phacelia cryptantha R. G. Swinney 2009-5-20 10818 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR272363  Phacelia curvipes R. G. Swinney 2011-6-20 15222 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  RSA228883  Phacelia davidsonii Robert F. Thorne 1971-6-26 39982 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak 1646 Comment
  OBI70621  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre mts Region: NW end of the range, Peace Valley due S of the jctn of I-5 and hwy 138, and E of Copco rd along narrow paved rd which is the continuation of Forest Svc rd 8N01. T7N, R18W NE 1/4 NE 1/4 SW 1/4 sec 28 960 Comment
  RSA611615  Phacelia distans Anna Christensen 1997-4-3 14 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges), NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  RSA747417  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA426229  Phacelia distans Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  RSA650532  Phacelia distans Paul Currie 1969-07 22 Los Angeles Tapia Park, Santa Monica Mountains. 213 Comment
  SBBG131804  Phacelia distans S. A. Junak, B. Collins 1991-4-24 SCI 191 Los Angeles dune area, just N of Eel Cove Cyn, in swale behind dunes 36 Comment
  CLARK-A1528-5107  Phacelia douglasii John C. Roos 1937-3-25 680 Los Angeles 914 Comment
  POM3803  Phacelia grandiflora Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC457249  Phacelia grandiflora Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  CAS-BOT-BC145161  Phacelia hubbyi Peter H. Raven 1959-5-3 14055 Los Angeles Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA428012  Phacelia imbricata subsp. imbricata N. C. Cooper 1949-6-29 4389 Los Angeles Crystal Lake. 1829 Comment
  RSA584491  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-5-24 6420 Los Angeles Brown s Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA584595  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 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
  UC1375364  Phacelia lyonii C. Davidson 1971-5-8 1532 Los Angeles White's Landing Catalina Island Comment
  RSA579163  Phacelia minor Tim S. Ross, Darin Banks 1994-4-12 7480 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  RSA230216  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA0115996  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  CATA730  Phalaris aquatica Mark L. Hoefs 1991-5-18 1243 Los Angeles Santa Catalina Island: Upper Middle Canyon, near Edison pump station 344 Comment
  UC76972  Phalaris lemmonii Geo. B. Grant April 1901 970 Los Angeles near Los Angeles The Palms; , The Palms Comment
  UCR136953  Pholisma arenarium B. C. Templeton 1938-6-30 6514 Los Angeles South Coast, El Segundo, sand dunes Comment
  RSA248846  Pholistoma auritum Robert F. Thorne 1973-4-11 42869 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  SEINET4080670  Pholistoma auritum M. B. Dunkle 1939-1 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  RSA730070  Pholistoma auritum var. auritum R. G. Swinney, D. W. Larson 1999-5-15 7139 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest. 549 Comment
  RSA715209  Pholistoma membranaceum Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1942 Los Angeles Fort Tejon Road. Comment
  RSA586669  Phoradendron densum Orlando Mistretta 1995-5-2 1671 A Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  UC6070  Phoradendron densum J. H. Barber 1897-6-28 205 Los Angeles Kentucky Springs near Acton; Kentucky Springs Comment
  CAS-BOT-BC135149  Phoradendron juniperinum I. M. Johnston 1917-8-23 1718 Los Angeles Prairie Fk. of San Gabriel River. San Antonio Mountains 1432 Comment
  SBBG61551  Phoradendron juniperinum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UCD170492  Phoradendron leucarpum subsp. tomentosum R. G. Swinney 2008-6-4 8932 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters. 1329 Comment
  RSA587527  Phoradendron villosum Orlando Mistretta, Steve D. Boyd, D. L. Banks 1994-4-29 1101 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  SFV21655  Phyla nodiflora var. nodiflora J. N. Hogue 2009-6-28 s. n. Los Angeles Los Angeles, Eagle Rock. Dry, curbside strip at southwest corner of York Blvd. and Eagle Rock Blvd. 150 Comment
  RSA682952  Phyllospadix torreyi E. Yale Dawson 1957-12-5 17895 Los Angeles 25200 block Malibu Rd. Malibu Beach, Los Angeles, Co. Comment
  LA201731  Pickeringia montana subsp. montana Arthur C. Gibson; 2001-5-22 4821 Los Angeles Santa Monica Mountains, Sadie Road off Saddle Peak Road Comment
  UC1129860  Pickeringia montana var. montana F. H. Raymond 1930-1-17 33 Los Angeles Tuna Canyon Calabasas Quadrangle 304 Comment
  UCR131441  Picris echioides Yvonne Marlin 2000-5-10 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA472027  Picris echioides Anstruther Davidson 1912-7-1 2805 Los Angeles Orme Ave, Los Angeles. Comment
  RSA384291  Pinus attenuata Christina Clark 1928-11-6 1957 Los Angeles Elysian Park, L.A. Comment
  RSA612294  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: West side North Fork San Gabriel River, near mouth. 617 Comment
  UCSB33651  Pinus attenuata Patterson, Ralph 1965-3-24 Los Angeles Millard Canyon 609 Comment
  RSA169029  Pinus jeffreyi Mark Parratt 1964-2-6 606 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  CAS-BOT-BC78750  Pinus lambertiana Geo. B. Grant 1904-5-18 6233 Los Angeles Summit Mt. Wilson 1828 Comment
  UCSC001191  Pinus lambertiana Peter Kamb 1947-9-28 739 Los Angeles ridge west of Mt. Hawkins Mt. Hawkins - San Gabriel Mts. 2438 Comment
  CAS-BOT-BC72763  Pinus sabiniana Le Roy Abrams; E. A. McGregor 1908-6-19 399 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR274959  Pinus sabiniana Michael Honer 2006-4-14 2188 Los Angeles Tehachapi Mountains area, 1/4 mile north of Hwy 138, 1/4 mile west of cement plant rd. 1006 Comment
  UCR95757  Piptatherum miliaceum Lauren Raz, Steve Boyd 1996-10-23 061 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  CAS-BOT-BC71791  Pityrogramma triangularis var. viscosa L. R. Abrams; I. L. Wiggins 1931-7-6 348 Los Angeles Vicinity of Mosquito Harbor Comment
  UCR261850  Plagiobothrys acanthocarpus Tim Thomas 1990-3-29 1356 Los Angeles Transverse Range, Southern Simi Hills, Chesebro Canyon parking lot 305 Comment
  RSA0047911  Plagiobothrys arizonicus R. G. Swinney 2010-5-12 12749 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
  UCR147852  Plagiobothrys arizonicus LeRoy Gross, Paul Morton 2004-6-9 1347 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  POM13945  Plagiobothrys collinus var. fulvescens D. D. Keck 1922-5-3 s.n. Los Angeles Johnson's Pastures, 2 mi north of town, base of Mtns. 457 Comment
  SBBG126124  Plantago arenaria A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36918 Los Angeles San Gabriel River floodplain, Whittier Narrows Nature Center and E to Peck Rd, along the SCE powerlines and the river levee 70 Comment
  RSA177838  Plantago coronopus Robert F. Thorne, Percy C. Everett 1965-5-11 34544 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  SBBG128223  Plantago coronopus M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3175 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  UC303443  Plantago coronopus S. B. Parish 1916-3-31 10751 Los Angeles Pebble Beach Santa Catalina Island 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
  RSA709539  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  POM18197  Plantago erecta P. A. Munz 1923-4-10 6752 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  POM96026  Plantago erecta P. A. Munz 1926-4-4 10019 Los Angeles 2 miles north of Saugus. Comment
  RSA209617  Plantago erecta M. B. Dunkle 1939-4-6 7324 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  SDSU1029  Plantago erecta R. M. Beauchamp 1967-3-20 377 Los Angeles Above Abalone Point, South of Avalon. Comment
  UCR206136  Plantago lanceolata R. G. Swinney 2008-6-2 8919 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.6 mi. above (east) of El Encanto park office, on shoulder of the old road 280 Comment
  UCR95322  Plantago lanceolata L. C. Wheeler 1967-4-8 9177 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  RSA656130  Platanus racemosa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 668 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  RSA252875  Platystemon californicus Robert F. Thorne 1973-5-11 43522 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  SEINET12102786  Platystemon californicus J. F. Bright, Wyman, C. 1931-1 5283 A Los Angeles Collected in Antelope Valley Comment
  POM7034  Plectritis ciliosa subsp. insignis Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2416 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  UCR264712  Plectritis ciliosa subsp. insignis Mitch Provance, Callen Huff 2009-4-28 10762 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
  RSA484177  Poa annua Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  RSA616151  Poa annua Valerie L. Soza 1998-5-3 95 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  SBBG112813  Poa annua S. A. Junak 1998-4-5 SCa 543 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with Airport Rd 411 Comment
  UCD90372  Poa annua Gordon Pilone 1960-11-23 67 Los Angeles First orange grove north of Foothill Blvd. on Indian Hill Blvd. in Claremont. San Gabriel Mountain Range. 390 Comment
  UC1870324  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  UCR143122  Poa secunda F. R. Fosberg 1931-3-24 S- 4343 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  RSA632446  Poa secunda subsp. secunda L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  RSA0082769  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Oso Canyon, 0.5 mile west of Coe Field fence. 1036 Comment
  LA103203  Polygala cornuta var. fishiae Barry A. Prigge; 1985-6-14 6419 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  CATA1660  Polygonum argyrocoleon Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2948 Los Angeles Santa Catalina Island: At Cherry Valley 3 Comment
  RSA573479  Polygonum aviculare Tim S. Ross 1992-6-15 6569 Los Angeles Whittier Hills ( local name for the western extremity of the Puente Hills) grassy uplands at the head of the S fork of Sycamore Canyon. 354 Comment
  CAS-BOT-BC413997  Polygonum aviculare subsp. aviculare C. W. Tilforth 1968-4-17 141 b Los Angeles LASCA Comment
  UCR101192  Polygonum cuspidatum L. C. Wheeler 1975-9-18 s.n. Los Angeles San Gabriel Valley, Pasadena, Walnut Street at Altadena Drive Comment
  UCR127385  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  LA4300  Polypodium californicum Carl Epling; Lincoln Ellison 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  POM12517  Polypodium californicum E. S. Spalding 1921-3-28 121 Los Angeles San Dimas Canyon Comment
  RSA607696  Polypodium californicum Scott D. White, Pam DeVries 6031 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  RSA689904  Polypodium californicum George B. Grant 1902-06 s.n. Los Angeles Sierra Madre Mts. LA Co. Comment
  UCSB62361  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Ybarra Canyon, tributary of Big Tujunga Canyon, near the confluence of the two streams 548 Comment
  RSA329724  Polypodium californicum Gary D. Wallace 1966-3-25 223 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  SBBG132076  Polypodium californicum S. A. Junak, B. Collins 1991-4-25 SCI 215 Los Angeles Middle Ranch Cyn, just downstream from cement dam 463 Comment
  UCSB62489  Polypodium californicum Kiefer, Lawrence 1966-4-16 Los Angeles Santa Monica Mtns., S of Tarzana, Caballero Creek, ca. 1mi S of the end of Reseda Blvd 304 Comment
  UCSB62491  Polypodium californicum Kiefer, Lawrence 1966-4-16 Los Angeles Santa Moncia Mtns., Russell Valley, ca. 2mi W of Kanan Rd., canyon S of Hwy 101 304 Comment
  UCR210423  Polypogon R. G. Swinney 2008-12-6 9975 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  LA105531  Polypogon interruptus Barry A. Prigge; 1989-5-13 8756 Los Angeles Santa Susana Mountains, Devil Canyon, 1.5 mi. NW of junction of Simi Valley and Topanga Blvd., N of Chatsworth 435 Comment
  SD72761  Polypogon interruptus F. R. Fosberg 1931-5-2 S 4739 Los Angeles Middle Ranch Dam, Santa Catalina Isl., in wet streambed 199 Comment
  CATA1176  Polypogon monspeliensis Mark L. Hoefs 1995-5-30 2172 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  UCR136834  Polypogon monspeliensis John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SEINET10593642  Polypogon monspeliensis Joseph A. Ewan 1936-7-22 Ewan 9801 Los Angeles Occasional on drier ground of open cienega. Big Pines mdw. San Gabriel mts. 2073 Comment
  RSA444308  Populus balsamifera subsp. trichocarpa Walter Wisura 1988-2-3 4179 Los Angeles San Antonio Canyon below the tunnels. Comment
  RSA605822  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1966-10-27 9105 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  CAS-BOT-BC102556  Populus fremontii Louis C. Wheeler 1932-4-9 574 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  SBBG126985  Populus trichocarpa A. Parikh, N. Gale 2011-6-24 3500 Los Angeles S of Rabbit Peak, 1.4 km E of Angeles Forest Hwy, just SE of Monte Cristo Crk; San Gabriel Mtns 1242 Comment
  RSA0115816  Potamogeton Steven A. Junak 1999-9-10 SCa- 1092 Los Angeles Santa Catalina Island. NW end of lower reservoir, Bulrush Canyon. 305 Comment
  SD252229  Potamogeton Steven A. Junak 1999-7-17 Sca 1064 Los Angeles Santa Catalina Island. NW side of Patrick Reservoir. 410 Comment
  RSA383477  Potamogeton illinoensis Robert M. Perkins 1936-7-5 231 Los Angeles Crystal Lake, Angeles National Forest Comment
  CAS-BOT-BC143087  Potentilla anserina subsp. pacifica LeRoy Abrams 1902-6-11 2519 Los Angeles Playa del Rey Comment
  RSA332610  Potentilla glandulosa subsp. ewanii Wayne E. Sawyer 1981-6-11 25 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  RSA507538  Prunella vulgaris subsp. lanceolata Louis C. Wheeler 1967-8-24 10497 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2165 Comment
  RSA0073286  Prunus demissa Bonnie C. Templeton 1932-5-31 4851 Los Angeles Vincent Gulch, below Big Pines Camp, San Gabriel Mts. 1905 Comment
  UC1536919  Prunus fasciculata Gordon H. True Jr. 1938-6-22 888 Los Angeles Valyermo Comment
  POM179075  Prunus fasciculata var. fasciculata Philip A. Munz 1921-6-18 4564 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  RSA0116121  Prunus ilicifolia R. G. Swinney 2010-6-1 13161 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
  RSA597791  Prunus ilicifolia Scott D. White 1995-4-27 2945 Los Angeles Santa Monica Mountains: City of Malibu. Upslope from Winter Canyon, near Pepperdine University; N of Pacific Coast Highway, E of Malibu Canyon. Road, SW of Malibu Civic Center Way. 91 Comment
  SD6012  Prunus ilicifolia Mrs. Kate Stephens 1928-6-15 Los Angeles Claremont Comment
  UC450878  Prunus ilicifolia Fay A. MacFadden 1931-3-17 13 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon 335 Comment
  RSA623945  Prunus ilicifolia subsp. ilicifolia Raymond J. Dobbs 1927-5-21 599 Los Angeles 1 1/2 mile below Switzer's old trail. San Gabriel Mountains. Comment
  UCR272727  Prunus lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles Channel Islands, Mosquito Summit, San Clemente Island 366 Comment
  RSA0012912  Prunus persica R. E. Riefner 2007-4-27 11745 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  CAS-BOT-BC356562  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  LA200199  Pseudognaphalium biolettii Barbara Crumly; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG32092  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -179 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  UCD135042  Pseudognaphalium biolettii Scott Horiuchi; Kelly Robinson 1996-4-28 32 Los Angeles Temescal Canyon, 1 mile along the Temescal Ridge Trail. Comment
  RSA91750  Pseudognaphalium biolettii F. W. Peirson 1919-1-26 304 Los Angeles Rubio Canyon, south base of San Gabriel Mt. 534 Comment
  CAS-BOT-BC356706  Pseudognaphalium californicum Geo. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC356709  Pseudognaphalium californicum Alice Eastwood 1906-5-27 147 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  UC485717  Pseudognaphalium microcephalum Minnie Reed 1895-8-3 Los Angeles Pomona Comment
  UC896899  Pseudognaphalium microcephalum Louis C. Wheeler 1931-9-11 135 Los Angeles 2 mi ne La Verne 373 Comment
  CAS-BOT-BC357636  Pseudognaphalium stramineum Alice Eastwood 1919-5-29 8979 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC357631  Pseudognaphalium stramineum Louis Wheeler 1932-6-5 802 Los Angeles Marshall Creek, San Gabriel Mts. 487 Comment
  CAS-BOT-BC80064  Pseudotsuga macrocarpa C. B. Wolf 1930-9-30 1676 Los Angeles 1/2 mile west of summit of grade on new road from San Fernando to Saugus 609 Comment
  RSA229143  Pseudotsuga macrocarpa Robert F. Thorne, C. W. Tilforth 1971-6-29 40733 Los Angeles Lucas Canyon 915 Comment
  RSA533934  Psilocarphus tenellus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5219 Los Angeles San Clemente Island: south-east end of island in the vicinity of Knob, 5100 feet NW of Guds. 271 Comment
  SD90375  Psilocarphus tenellus var. tenellus Robert F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, northeast side of island. 490 Comment
  UCR210122  Pteridium aquilinum R. G. Swinney 2008-10-16 9610 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA690872  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-12-2 s.n. Los Angeles Fern Canyon ,Angeles Forest, Los Angeles County, Cool Canyon Comment
  CAS-BOT-BC77926  Pteris vittata Larry Kiefer 1963-2-17 432 Los Angeles Eaton Cyn for c. 50 yds abv dam abv 1st falls, to c. 100 yds below 2nd falls 548 Comment
  RSA0011714  Pteris vittata LeRoy Gross 2000-9-30 274 Los Angeles San Gabriel Mountains: Monrovia Canyon, just below the first waterfall, above Monrovia Mountain Park 518 Comment
  RSA748192  Pterostegia drymarioides Scott D. White, Justin M. Wood 2009-5-6 12672 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SEINET3197315 Image available Purshia glandulosa Richard G. Swinney 2009-4-2 10244 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q) 1223 Comment
  UCR205465  Purshia glandulosa R. G. Swinney 2008-5-2 8743 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA451428  Purshia tridentata var. glandulosa L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA401598A  Pycnanthemum californicum F. R. Fosberg, Joseph A. Ewan 1931-8-13 55442 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  CAS-BOT-BC45780  Quercus Geo. B. Grant 1904-5-5 6168 Los Angeles Pasadena, Oak Knoll Comment
  RSA0097609  Quercus X grandidentata R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  RSA0107432  Quercus X grandidentata Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  SBBG32150  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -220 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  UCD46922  Quercus X macdonaldii M. Van Rensselaer 1936-7-31 646 Los Angeles Santa Cruz Islands, Santa Barbara County, California. 457 Comment
  UCR271611  Quercus agrifolia var. agrifolia R. G. Swinney 2011-11-3 15987 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  LA200038  Quercus berberidifolia A. M. Johnson; 1934-5-4 4464 Los Angeles 342 Comment
  RSA569184  Quercus berberidifolia Bonnie C. Templeton 1930-4-2 1433 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. 600 Comment
  RSA723066  Quercus berberidifolia LeRoy Gross 2007-5-16 2734 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
  SFV880  Quercus berberidifolia K. A. Wilson 1963-10-24 1310 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UC1595248  Quercus berberidifolia Tim Ross and Peter Fritsch 1990-6-20 3642 B Los Angeles near confluence of the E. and W. Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  UC472147  Quercus berberidifolia J. Ewan 1931-10-11 5242 Los Angeles n of Mulholland (Sepulveda Canyon Rd); Santa Monica Mts. Comment
  LA30778  Quercus chrysolepis Jo Ann W. Flock; 1958-12-7 10 Los Angeles Liebre Mt, Angeles National Forest, along trail from Horse Trail Public Camp 1402 Comment
  LA46439  Quercus chrysolepis Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  RSA475266  Quercus chrysolepis Mark Hoefs 1974-10-3 591 Los Angeles Santa Catalina Island, upper Fern canyon- ridge between Mt. Orizaba and Mt. Banning 457 Comment
  UC338549  Quercus chrysolepis J. G. Lemmon 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  UC72508  Quercus chrysolepis Geo. B. Grant Jul 1902 1085 Los Angeles Mt. Lowe Comment
  UCD45455  Quercus chrysolepis Gordon Pilone 1961-10-3 50 Los Angeles San Antonio Canyon three-fourths mile north of Ranger Station on old road. Drainage area: pacific slope. San Gabriel Mountains, Los Angeles County, California. Altitude: 2500 ft. 762 Comment
  UCR95517  Quercus chrysolepis L. C. Wheeler 1966-10-12 8977 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  UCSB31743  Quercus chrysolepis Miller, Brian; Gause, Gerry 1964-9-6 Los Angeles Crystal Lake, San Gabriel Mountain range 1584 Comment
  CAS-BOT-BC86366  Quercus dumosa June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Summit Comment
  CAS-BOT-BC86372  Quercus dumosa Fordyce Grinnell 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  JEPS37349  Quercus durata Theodore Payne 1907-11-5 2 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  RSA476760  Quercus durata var. gabrielensis Bonnie C. Templeton 1929-12-15 1448 Los Angeles Arroyo Seco, near Camp Switzers. 900 Comment
  RSA747860  Quercus durata var. gabrielensis Scott D. White, Justin M. Wood 2009-5-6 12683 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA752580  Quercus durata var. gabrielensis Justin M. Wood 2009-6-8 860 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG119320  Quercus durata var. gabrielensis V. Soza with L. Gross 2001-4-24 1172 Los Angeles Santa Anita Cyn, W side of Santa Anita Cyn Rd across from the Santa Anita Dam; T1N R11W S10, NE/4, SW/4 549 Comment
  SFV22020  Quercus durata var. gabrielensis V. Soza, L. Gross, A. Munoz 2000-5-12 893 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope above fire road. 396 Comment
  UCR177741  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 308 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  CAS-BOT-BC94171  Quercus engelmannii Fordyce Grinnell 1903-12-1 s.n. Los Angeles near Pasadena Comment
  POM290530  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  UCR224024  Quercus ilex Steve Boyd, Rick Riefner 2007-4-27 11740 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA608257  Quercus john-tuckeri Louis C. Wheeler 1966-10-23 9057 Los Angeles Liebre Mountain: North edge of top of ridge between Bouquet Canyon and Martindale Canyon at crossing of Big Oak Trail, north side Sierra Pelona. Comment
  CAS-BOT-BC105249  Quercus kelloggii I. M. Johnston 1917-8-24 1714 Los Angeles San Antonio Mountains, Prairie Fk of San Gabriel R. Open canon (canyon) 1981 Comment
  UCR95501  Quercus kelloggii Steve Boyd, Orlando Mistretta 1996-5-1 8761 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA725646  Quercus pacifica Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 421 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  CAS-BOT-BC104431  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, at top of side valley of Sweetwater Canyon 381 Comment
  POM296972  Quercus tomentella Karen Hosterman 1957-4-8 959 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  SD66889  Quercus tomentella R. Mitchel Beauchamp 1967-3-17 275 Los Angeles San Clemente Island, in canyon below Lemon Tank Comment
  UCR127183  Rafinesquia californica A. C. Sanders 2003-6-20 26996 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
  RSA248860  Rafinesquia californica R. F. Thorne 1973-4-11 42852 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  LA97630  Ranunculus californicus Kei Nakai; 1976-4-5 TCSP 1 18 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Topanga Canyon State Park 0.25 mi. from ranger's office 380 Comment
  SEINET12100197  Ranunculus californicus J. F. Bright 1933-1 8166 Los Angeles near Los Angeles Comment
  RSA569416  Ranunculus cymbalaria var. saximontanus Bonnie C. Templeton 1933-5-15 5122 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  UC625091  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  UC69195  Raphanus sativus H. M. Hall June, 1905 6250 Los Angeles Wiseburn near Los Angeles; Wiseburn Comment
  RSA390203  Rhamnus californica Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA0041713  Rhamnus californica Albert J. Perkins 1911-10-28 s.n. Los Angeles Santa Monica Mts. Comment
  RSA596486  Rhamnus californica subsp. californica Louis C. Wheeler 1967-5-24 9723 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  RSA607927  Rhamnus californica subsp. californica Louis C. Wheeler 1961-6-13 7880 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  UC167092  Rhamnus californica subsp. californica Geo. B. Grant 1904-1 1114 Los Angeles Pasadena Comment
  CHSC95548  Rhamnus crocea LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 501 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. On northwest facing slope in small canyon above (east) of Village Christian School in Sun Valley. 366 Comment
  RSA306197  Rhamnus ilicifolia Fay A. MacFadden 1933-3-16 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA567259  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3870 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UC1121872  Rhamnus ilicifolia A. D. Gifford 1934-4-26 171 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. 609 Comment
  CATA1692  Rhamnus pirifolia Mark L. Hoefs, Robert F. Thorne 1998-10-9 2989 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 231 Comment
  UCR19810  Rhamnus pirifolia Freda Detmers 1929-4-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon 76 Comment
  RSA652634  Rhamnus tomentella subsp. cuspidata R. Spence 1974-8-15 s.n. Los Angeles San Gabriel Mt. Comment
  SFV21981  Rhus aromatica V. Soza, L. Gross, R. Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 579 Comment
  UCR125158  Rhus aromatica A. C. Sanders, Mark Elvin 2002-6-18 25121 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  CAS-BOT-BC167915  Rhus integrifolia J. Ewan 1931-10-24 5292 Los Angeles East Fork Dume Canyon, Santa Monica Mts. Comment
  IRVC9329  Rhus integrifolia B. T. Gittins 1966-1-9 884 Los Angeles Santa Catalina Island; seaside bluff. Channel Islands Comment
  SD69651  Rhus integrifolia Robert F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36739 Los Angeles Santa Catalina Island, Wild Boar Gully, ca. 1 mile west north west of Salta Verde Point 199 Comment
  SEINET3371872  Rhus integrifolia G. Rink 2011-6-1 10574 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  SEINET10778867  Rhus integrifolia Louis C. Wheeler 1933-3-19 Wheeler 1553 Los Angeles Just within mouth of San Grabriel Canyon, San Gabriel Mts. 244 Comment
  SEINET12235096  Rhus laurina J. F. Bright, Wyman, C. 1931-1 5474 Los Angeles near Pasadena Comment
  CAS-BOT-BC167947  Rhus ovata Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  RSA0037424  Rhus ovata R. G. Swinney 2010-9-1 13663 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA609975  Rhus ovata L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, ca. 0.1 mile upstream from Alder Gulch. 1158 Comment
  SFV2145  Rhus ovata P. G. Kilburn 1958-4-11 710 Los Angeles Santa Susana Mountains Oat Mountain, south slope. Just west of road in open area. 579 Comment
  UCSB8390  Rhus ovata McElwain, Isabelle 1953-5-10 Los Angeles Zelzah Ave. short distance S. Bull Canyon Rd., Granada Hills 457 Comment
  UC17946  Rhus trilobata Frank Crikelair May, 1900 Los Angeles Los Angeles Comment
  POM476426  Ribes amarum Reid V. Moran 1941-2-9 s.n. Los Angeles Ridge Route near Tejon Comment
  RSA127414  Ribes aureum var. gracillimum H. J. Thompson 1959-3-22 1872 Los Angeles 1 mile west of Triunfo Canyon, 3 miles west of Malibu Lake, Lobo Canyon. Santa Monica Mountains. 244 Comment
  RSA279074  Ribes aureum var. gracillimum Robert F. Thorne 1971-4-9 41527 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SD90237  Ribes aureum var. gracillimum Benjamin C. Stone 1952-3-22 9 Los Angeles Blanchard Park, Claremont. 334 Comment
  RSA476454  Ribes californicum var. hesperium L. E. Hoffman 1930-05 s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  RSA85322  Ribes californicum var. hesperium F. W. Peirson 1919-1-5 300 Los Angeles Sawpit Canyon or Monrovia Canyon (the fruiting branch from Fish Canyon), south base of San Gabriel Mts. 457 Comment
  CAS-BOT-BC108868  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  CAS-BOT-BC173117  Ribes indecorum Henry J. Thompson; Peter H. Raven 1959-2-25 13811 Los Angeles 1.2 miles east of summit, Saddle Peak. Santa Monica Mountains 670 Comment
  LA33976  Ribes indecorum Peter H. Raven; 1959-2-25 13812 Los Angeles Santa Monica Mountains, 1.2 mi E of summit, Saddle Peak, N-facing slope 670 Comment
  LA50729  Ribes indecorum A. M. Johnson; 1934-4-20 4440 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM362  Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont. Comment
  UCR100420  Ribes malvaceum Scott D. White 1997-11-30 6036 A Los Angeles San Gabriel Mtns, San Gabriel River Canyon: north of Azusa; south of unnamed dirt access road to gauging station below Morris Dam; just SE of private orchard. 259 Comment
  POM187642  Ribes malvaceum var. viridifolium Joseph A. Ewan 1930-3-2 3713 Los Angeles Along trail thru, Higgins Canyon, Santa Monica Mts. Comment
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May 9 2014
  RSA441456  Ribes malvaceum var. viridifolium H. L. Bauer 1932-1-1 15372 Los Angeles Santa Monica Mts Comment
  RSA651624  Ribes malvaceum var. viridifolium Harold Lint 1955-3-29 s.n. Los Angeles Glendora Mt. Road. above San Gabriel Reservoir. Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  CAS-BOT-BC205997  Ribes menziesii John Thomas Howell 1928-2-9 3326 Los Angeles On trail between Sierra Madre and Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  UC1532977  Ribes montigenum Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38874 Los Angeles 1.2 mi se Dawson Saddle (near Lodgepole Picnic area at headwaters of Dorr Canyon, n slope Throop Peak, above Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2331 Comment
  RSA628377  Ribes nevadense Scott D. White 1998-6-29 s.n. Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  POM11231  Ribes roezlii var. roezlii P. A. Munz 1921-6-18 4570 Los Angeles Head of Swartout Valley. 2287 Comment
  RSA0040542  Ribes roezlii var. roezlii Orlando Mistretta 1990-8-8 s.n. Los Angeles Little Jimmy Spring 2259 Comment
  SBBG15483  Ribes speciosum W. G. Webb 1934-12-26 Los Angeles Glendale Comment
  UCSB2678  Ribes speciosum Kamb, Peter 1948-3-6 Los Angeles Upper Sonoran Zone; Southern crest of the San Rafael Hills Comment
  SD112045  Ribes viburnifolium Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; East slope of Black Jack Mountain at Airport Road; Comment
  CAS-BOT-BC207165  Ricinus communis S. B. Parish; W. F. Parish 1882-10-1 1599 Los Angeles Near Anaheim. Comment
  RSA533446  Ricinus communis T. S. Ross 1991-4-21 4503 Los Angeles Whittier hills (Puente hills, pro parte): Turnbull canyon drainage near mouth of Turnbull canyon. 154 Comment
  RSA596799  Robinia pseudoacacia T. S. Ross, J. Mark Porter 1995-5-4 8506 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA612005  Rorippa curvipes var. truncata L. C. Wheeler 1932-8-2 1111 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
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Apr 5 2010
  UC625110  Rorippa nasturtium-aquaticum F. R. Fosberg 1931-5-2 S 4748 Los Angeles Middle Ranch Dam Santa Catalina Island, Middle Ranch Canyon (Middle Ranch Canyon, Santa Catalina Island) 200 Comment
  LA52071  Rosa californica Carl Epling; May 1927 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC535615  Rosa californica Ira W. Clokey, B. Templeton June 1929 4559 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCR147715  Rosa californica Steve Boyd, Amber Maurice 2004-5-18 11321 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
  UCR210093  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA737150  Rosmarinus officinalis Scott D. White, Justin M. Wood 2008-10-7 12547 Los Angeles San Gabriel Mountains: Rincon Red Box Rd @ N fork of Santa Anita Canyon, near Newcomb Pass. 1235 Comment
  RSA616132  Rubus leucodermis Louis C. Wheeler 1966-8-21 8843 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  UCR4188  Rubus pensilvanicus R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns., along road, c. 2.5 miles into Arroyo Seco Canyon, Pasadena 427 Comment
  RSA607579  Rubus ulmifolius var. inermis Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon at Winter Creek. 549 Comment
  RSA653902  Rubus ursinus Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 816 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 549 Comment
  UC1971400  Rubus ursinus Louis C. Wheeler 1967-5-15 9594 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon, near mouth. Comment
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  RSA0081129  Rumex conglomeratus R. G. Swinney 2010-6-29 13387 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center. 305 Comment
  SBBG121655  Rumex conglomeratus S. D. White, A. Warniment 2006-7-7 11610 Los Angeles Gorman Crk, NE of Interstate 5, Gorman area 1037 Comment
  UC1922008  Rumex conglomeratus Scott D. White, A. Warniment 2006-7-7 11610 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek NE of the I-5 Freeway. Comment
  CAS-BOT-BC433577  Rumex hymenosepalus Geo. B. Grant 1897-12-19 s.n. Los Angeles Covina Comment
  UC6946  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2567 Los Angeles Llano Verde Antelope Valley, West Palmdale Comment
  SBBG29119  Rumex salicifolius L. C. Wheeler 1932-6-17 831 Los Angeles 1 mi W of Claremont 365 Comment
  RSA611878  Rumex salicifolius var. salicifolius Louis C. Wheeler 1932-8-2 1113 Los Angeles Crystal Lake, N fork San Gabriel River. 1677 Comment
  RSA589138  Rumex salicifolius var. salicifolius Orlando Mistretta, Tim S. Ross 1994-6-1 1310 Los Angeles Santiago Canyon. 1433 Comment
  CAS-BOT-BC454163  Ruppia maritima L. R. Abrams 1901-6-11 1751 Los Angeles Wilmington Comment
  CAS-BOT-BC103155  Salix bonplandiana Peter H. Raven; Henry J. Thompson 1959-10-18 14668 Los Angeles mouth of Medea Creek, north arm of Malibu Lake 220 Comment
  CAS-BOT-BC103172  Salix bonplandiana F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mts. 15 Comment
  POM219050  Salix exigua F. R. Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura. Comment
  SJSU254  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles Lower Gabriel Canyon c. 9.5 km above Azusa 304 Comment
  UCR206158  Salix exigua R. G. Swinney 2008-5-30 8892 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA0105483  Salix gooddingii R. G. Swinney 2011-3-18 14166 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UCR214624  Salix gooddingii A. C. Sanders, Dan S. Cooper 2010-3-12 37355 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCSB12929  Salix gooddingii Suter, Richard 1961-4-1 Los Angeles 0.5 miles north of Devil's Gate Dam on the west bank of Devil's Gate dam Reservoir north of Pasadena 274 Comment
  CAS-BOT-BC106945  Salix laevigata Timothy S. Ross; Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  RSA578825  Salix laevigata Tim S. Ross, Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  SD126616  Salix laevigata Steve Meyers, Ed LaRue 1989-3-27 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone 883 Comment
  UC1409126  Salix laevigata Robert F. Thorne 1970-3-6 39385 Los Angeles Ben Weston Beach (Mills Landing) Santa Catalina Isl., Ben Weston Beach (Mills Landing) 1 Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  RSA133776  Salix lasiolepis Peter H. Raven 1959-2-15 13791 Los Angeles Franklin Canyon 2.3 miles south of Mulholland Drive. 305 Comment
  RSA639730  Salix lasiolepis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  RSA0048520  Salix lasiolepis P. R. Brown 1970-4-9 30 Los Angeles Woodland Hills Nature Center, Canon de Lana. Comment
  RSA92621  Salix lasiolepis Mabel Peirson 1925-3-1 5434 Los Angeles Arroyo Seco below California Street bridge, Pasadena Comment
  RSA92643  Salix lasiolepis F. W. Peirson 1924-12-3 9604 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  RSA695432  Salix lucida subsp. lasiandra A. C. Sanders, Mark A. Elvin 2002-6-26 25297 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at N foot of Airport Mesa and ca. 0.75 mile above Castaic Creek confluence, ca. 1 mi. SW of Castaic Junction. 305 Comment
  CDA33966  Salsola australis M. O'Brien 2006-12-1 MOB 06 -4 Los Angeles Santa Monica Mountains; Malibu Creek State Park. Comment
  UCD99452  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir. 914 Comment
  UC457318  Salvia Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  SEINET10499050  Salvia apiana Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4788 Los Angeles Santa Catalina Island; Catalina Conservancy Land, KBRT Radio transmitting station - The Womans Club Grove. 5 miles northwest of the city of Avalon. Colletions made in cooperation with the Catalina Conservancy. 410 Comment
  POM214752  Salvia apiana Victor Duran 1933-5-22 3414 Los Angeles Near Lancaster. 716 Comment
  IRVC29640  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26209 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  SBBG71149  Salvia columbariae M. N. Ackley -Mar-1926 455 Los Angeles Eagle Rock 213 Comment
  SFV3210  Salvia columbariae K. A. Wilson 1961-2-8 840 Los Angeles San Gabriel Mountains Route 6, about 7 miles north of Forest Park. 745 Comment
  UCSB46628  Salvia columbariae Welton, Patti 1983-3-28 Los Angeles On northeast side of Mulholland Hwy; 1 mile north of Cold Canyon Road; Santa Monica Mtns 518 Comment
  UC1124693  Salvia dorrii var. pilosa G. E. Sindel 1935-1-16 119 Los Angeles 4 mi s Neeach; Angeles National Forest, Tejon Quad. 1219 Comment
  CAS-BOT-BC233661  Salvia leucophylla Geo. B. Grant 1903-5-1 1105 Los Angeles Saugus Comment
  CAS-BOT-BC233666  Salvia leucophylla L. A. Greata 1901-5-1 s.n. Los Angeles Pasadena Comment
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Feb 24 2018
  LA200594  Salvia spathacea C. L. Hogue; 1954-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA544556  Sambucus mexicana T. S. Ross, Elizabeth Kellogg 1992-4-11 6109 Los Angeles San Clemente Island: West fork of China Canyon. E or NE-facing base of canyon wall. 305 Comment
  UCR107790  Sambucus mexicana Erin Hewgley, J. Gural 1997-4-27 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  UCR65242  Sambucus mexicana F. R. Fosberg 1931-3-18 S- 04289 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 20 Comment
  RSA0017028  Sambucus mexicana L. R. Abrams 1901-4-4 1326 Los Angeles Chatsworth Park. Comment
  CAS-BOT-BC238724  Sambucus nigra subsp. caerulea Alice Eastwood 1928-6-15 15378 Los Angeles Claremont Comment
  RSA0069419  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-10 11802 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UCR281167  Sambucus nigra subsp. caerulea R. G. Swinney 2014-6-5 16710 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  LA94329  Sambucus nigra subsp. canadensis A. H. Lange; 1951-5-22 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  POM3419  Sanicula arguta L. R. Abrams 1901-04 1242 Los Angeles Inglewood Comment
  UC440423  Sanicula arguta Carl Epling, Lincoln Ellison 1930-3-28 Los Angeles Santa Monica Mountains, Las Flores Canyon Las Flores Canyon; Santa Monica Mountains, Las Flores Canyon Comment
  RSA470993  Sanicula arguta Anstruther Davidson 2343 Los Angeles Hollywood. Comment
  UC1400376  Sanicula bipinnatifida Robert F. Thorne 1971-4-2 41427 Los Angeles n of Mountain Avenue (San Gabriel Mountains, Claremont, Johnson's Pastures); San Gabriel Mountains, Claremont, Johnson's Pastures 548 Comment
  UC1611549  Sanicula crassicaulis Tim Ross, Walter Appleby 1993-5-20 7199 B Los Angeles Western San Gabriel Mtns.: Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. Comment
  UCR195291  Sanicula crassicaulis Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1187 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  RSA778907  Sarcodes sanguinea R. G. Swinney 2009-6-24 11255 -B Los Angeles summit of Granite Mountain 1988 Comment
  RSA445301  Satureja mimuloides Geo. L. Moxley 1914-9-7 280 Los Angeles Arroyo Seco Canyon. Comment
  UC57483  Satureja mimuloides J. H. Barber 1897-6-29 216 Los Angeles Bear Canyon Comment
  RSA012724  Saxifraga californica Fay A. MacFadden 1931-04 3161 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  RSA595806  Schedonorus arundinaceus Lauren Raz, Steve Boyd 1996-10-23 64 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA573463  Schismus arabicus Timothy S. Ross 1992-5-8 6303 Los Angeles Glendora Ridge Road; N side of ridge at head of un-named E fork of Oak Canyon. 1015 Comment
  CAS-BOT-BC489622  Schismus barbatus R. G. Swinney 2010-4-30 12459 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn; Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  RSA599788  Schismus barbatus Steve Boyd, Lauren Raz 1997-3-25 9281 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UCSB70300  Schoenoplectus acutus Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  RSA749659  Schoenoplectus acutus var. occidentalis R. G. Swinney 2005-8-5 8365 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  CAS-BOT-BC111519  Schoenoplectus americanus Joseph Cook (Rev.) Nevin 1904-1-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC7625  Schoenoplectus americanus LeRoy Abrams 1901-4-8 1448 Los Angeles Los Angeles River. Tropico Comment
  CAS-BOT-BC111511  Schoenoplectus americanus Robert F. Thorne; C. W. Tilforth 1971-6-17 39875 Los Angeles 0.7 mi W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mts. 609 Comment
  CAS-BOT-BC111516  Schoenoplectus americanus Ellsworth Bethel 1932-9-16 s.n. Los Angeles Bryant Ranch 200 ft E of State Highway at south boundary of 1.62 acre tract. 3 Comment
  CAS-BOT-BC111233  Schoenoplectus californicus J. C. N. 1904-1-1 s.n. Los Angeles Unspecified Comment
  RSA188177  Scirpus microcarpus Robert F. Thorne 1966-4-5 35809 Los Angeles Santa Catalina Island: Middle Ranch Canyon below Stage Station SW of Eagles Nest 76 Comment
  JEPS26149  Scrophularia californica Peter H. Raven 1959-5-3 14101 Los Angeles 0.1 mi s of Mulholland Dr Franklin Canyon; Santa Monica Mts, Franklin Canyon 350 Comment
  SEINET3371878  Scrophularia desertorum G. Rink 2011-6-3 10588 Los Angeles Hills east of Highway 605 and south of Highway 60, about 15 miles east of LA 223 Comment
  SBBG13695  Scrophularia villosa P. H. Raven 1962-5-21 17806 Los Angeles Camp Cactus Rd just above turn to Camp Cactus, about 0.5 mi E of Carlos Comment
  RSA729564  Scutellaria siphocampyloides R. G. Swinney 1999-6-30 7493 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  POM4104  Scutellaria tuberosa L. R. Abrams 1901-4-7 s.n. Los Angeles Verdugo Hills Comment
  RSA632942  Selaginella bigelovii Valerie Sosa, Kent Hughes 1999-6-17 536 Los Angeles San Gabriel Mtns: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC813005  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  SD107805  Selaginella bigelovii Larry De Buhr, Gary Wallace 1972-9-3 708 Los Angeles San Clemente Island, in canyon west of Thirst Pf?., Horse Canyon 519 Comment
  SEINET7839243 Image available Selaginella bigelovii Unknown July 01 1191 Los Angeles Sierra Madre Comment
  POM308937  Senecio astephanus Samuel R. Tyson 1944-6-20 693 Los Angeles from west end of 4100 down to Saddle of road. San Dimas Experimental Forest Comment
  POM245  Senecio californicus C. F. Baker 1909-3-20 5251 Los Angeles Claremont. Comment
  LA203938  Senecio flaccidus var. douglasii Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  POM202  Senecio flaccidus var. douglasii J. F. Illingworth 1899-05 57 Los Angeles Claremont. 366 Comment
  RSA472949  Senecio flaccidus var. douglasii Erwin Miller 1934-6-30 19121 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  SFV4104  Senecio flaccidus var. douglasii P. M. Kennamer 1959-5-25 s. n. Los Angeles San Fernando Valley Pacoima. Near corner of Herrick Street and Park Avenue. 100 feet from Herrick Street, 150 feet from Pacoima Wash. 305 Comment
  UCR206169  Senecio flaccidus var. douglasii A. C. Sanders, T. B. Salvato 2009-5-29 37039 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  JEPS30510  Senecio vulgaris Donald Kyhos 1958-3-21 58 -28 Los Angeles East Whittier Comment
  RSA279114  Senecio vulgaris R. F. Thorne 1971-3-18 41497 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  RSA703202  Senecio vulgaris LeRoy Gross 2005-2-15 1392 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  POM324250  Senecio vulgaris Cynthia Anderson 1963-4-25 24 Los Angeles San Jose Hills, near Diamond Bar area. 305 Comment
  RSA527616  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4401 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SFV18452  Senecio vulgaris S. Haennelt 1978-11-2 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Comment
  UC1870230  Senna artemisioides LeRoy Gross 2002-2-2 469 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back and gone back to nature, but shown on 625 Comment
  UCD92682  Setaria faberi Eldon Paddock 1951-8-1 s.n. Los Angeles S. P. tracks, 25 miles west of Alondra Rd. and Marquardt Ave., near Norwalk. Comment
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Jan 21 2015
  SD243256  Setaria parviflora Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  CAS-BOT-BC109433  Sidotheca caryophylloides R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42211 Los Angeles San Gabriel Mountains. Angeles National Forest. Just below peak of Mount Waterman. 2438 Comment
  CAS-BOT-BC384481  Silene antirrhina Peter H. Raven 1962-3-27 16999 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend Comment
  UCD98925  Silene laciniata Earl Brown; Tracy Brown 1993-4-18 s.n. Los Angeles Santa Monica Mountains, Will Rogers State Park, aobut 1.1 miles from the beginning of Loop Trail to Inspiration Point and 5' off of the trail. 213 Comment
  SFV15502  Silene laciniata subsp. laciniata E. J. Spencer 1992-4-29 14 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  SD112102  Silene laciniata subsp. major Linda Allen 1975-6-15 Los Angeles Century Ranch, west Santa Monica Mountains. Comment
  RSA439081B  Silene latifolia Anstruther Davidson 1908-5-1 2143 Los Angeles Lawn, Alhambra Comment
  RSA135198  Silene multinervia Peter H. Raven, Henry J. Thompson 1960-5-16 15385 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  UCR209972  Silene parishii R. G. Swinney 2008-7-25 9315 Los Angeles San Gabriel Mtns., base of east slope of Mt. Waterman along Mt. Waterman Trail 0.4 mi. SW of Hwy 2 2110 Comment
  SFV16955  Silene verecunda J. N. Hogue, P. Wilson 1997-6-27 93 .2 Los Angeles San Gabriel Mountains Dawson Saddle Trail. 2470 Comment
  UCD99113  Silene verecunda Michael Grayum; Daryl Koutnik 1978-8-1 1517 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  RSA652800  Silybum marianum Jim Reutzel 1994-5-29 145 Los Angeles Open areas north of the Cal Poly letters on more or less flat ground. Off road above Forest Lawn, Covina. Hills behind Cal Poly Pomona University. 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
  UCR260353  Sisymbrium irio R. G. Swinney 2010-5-4 12546 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA431749  Sisymbrium officinale Donald R. Bissing 1973-6-2 139 Los Angeles Evey Canyon, 0.2 mile from mouth of canyon 713 Comment
  UCSB68617  Sisymbrium orientale Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam; Soza, Valerie 2003-2-10 Los Angeles Transverse Ranges; Verdugo Mountains Region; South side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway; (Burbank Quad.; T1N R13W S5, bottom center) 622 Comment
  RSA133842  Sisyrinchium bellum H. J. Thompson 1959-5-31 2053 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  RSA250471  Sisyrinchium bellum Robert F. Thorne, John Dourley 1967-10-10 37380 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  RSA79237  Sisyrinchium bellum G. R. Campbell 1952-6-28 17288 Los Angeles South slope Mt. (''Baldy'') San Antonio 2499 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
  RSA651591  Sisyrinchium bellum A. G. Bower Jr. 1948-4-18 s.n. Los Angeles In canyon 1 1/2 mi. east of Covina. 208 Comment
  RSA725312  Solanum douglasii K. Dobry 1991-5-2 476 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UCR177460  Solanum douglasii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles Transverse Ranges: Verdugo Mountains, south side of mountains, off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. West-descending ridge down into Brand Canyon on east side of Brand Canyon 576 Comment
  RSA572382  Solanum douglasii F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island. Comment
  RSA0110201  Solanum umbelliferum Richard G. Swinney 2011-5-16 14725 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA600749  Solanum umbelliferum Louis C. Wheeler 1967-6-15 9824 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  RSA764702  Solanum xanti Scott D. White, Michael Honer 2003-5-7 9229 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  SBBG70637  Solanum xanti R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  RSA702215  Solidago occidentalis Scott D. White 2004-8-20 10736 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
  SD227763  Soliva sessilis Louis C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles; NE of old wing of Los Angeles County Museum, Exposition Park. Comment
  RSA0021712  Sonchus asper Duncan S. Bell, Caitlin Elam 2013-6-24 5262 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, below Airplane Flat, behind the Bridge To Nowhere. 870 Comment
  RSA629052  Sonchus oleraceus Valerie L. Soza, Laura Moore 1999-6-30 602 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  RSA308889  Sorghum halepense Kay H. Beach 1943-8-16 665 Los Angeles Drain behind Tanbark kitchen, Tanbark Flats. Mt. Range: San Gabriels. Comment
  RSA600603  Sorghum halepense L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Junction of Big Rock Creek and Shoemaker Canyon. 1188 Comment
  CDA4265  Spartium junceum T. C. Fuller 1958-8-8 3482 Los Angeles Foothill Boulevard & Hillard Avenue, La Canada. 0 Comment
  RSA0082584  Spartium junceum R. G. Swinney 2010-6-4 12987 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  SFV1952  Spartium junceum M. L. Vincent 1962-7-10 272 Los Angeles Santa Monica Mountains Mulhholland Highway near Stunt Road, about 3 miles south of Ventura Blvd. 300 Comment
  UCR255787  Spartium junceum R. G. Swinney 2010-4-20 12300 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA0016937  Spartium junceum W. A. Reinke 1971-5-3 s.n. Los Angeles On Glendora Mtn. Rd. 8 mi. N. of Glendora Dam on E. side of rd. Comment
  SD90296  Spergularia bocconi Robert F. Thorne 1973-4-12 42928 Los Angeles San Clemente Island; Pyramid Cove at south end of island. 3 Comment
  RSA0098222  Spergularia macrotheca Larry E. DeBuhr, Gary D. Wallace 1972-9-2 691 Los Angeles San Clemente Island: at south end of the cove south of Eel Point. Comment
  SFV1236  Spergularia macrotheca R. L. Armacost 1959-8-10 1240 Los Angeles Near Malibu salt marsh. Comment
  LA82033  Stachys albens O. H. Kappler; 1940-6-9 50 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA219229  Stachys albens C. W. Tilforth, John Dourley 1970-9-17 308 Los Angeles East Fork San Gabriel River. Comment
  RSA82549  Stachys albens F. W. Peirson 1922-7-6 4061 Los Angeles Along Mescal Creek, near Big Pines, north slope of San Gabriel Mts. 2073 Comment
  UCR180562  Stachys albens Scott D. White, Andrea Warniment 2006-7-18 11630 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  UCR212805  Stachys albens Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1849 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA446646  Stachys bullata T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA0016980  Stachys bullata J. C. Marvin 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  CDA25158  Stanleya pinnata A. C. Browne 1953-5-21 Los Angeles Lancaster. 0 Comment
  POM158222  Stanleya pinnata P. A. Munz, I. M. Johnston 1928-9-4 11168 Los Angeles Mouth of Rock Creek. 1159 Comment
  JEPS35697  Stebbinsoseris heterocarpa W. L. Jepson 1939-4-14 19111 Los Angeles Russell Valley Russell Valley (West Los Angeles County) Comment
  RSA0091874  Stebbinsoseris heterocarpa Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1528 Los Angeles Santa Catalina Island: E of Little Harbor, near Sheep Chute Ridge Road, ca. 0.5 mile from intersection with Little Harbor Road. 121 Comment
  CAS-BOT-BC393695  Stellaria media Scott White; Chet McGaugh 1995-5-16 3061 Los Angeles E edge of Santa susana Mtns; Sunshine Cyn. 487 Comment
  RSA611390  Stellaria media L. C. Wheeler 1932-9-9 1359 Los Angeles San Antonio Canyon 1067 Comment
  SBBG119293  Stellaria media V. Soza, K. Hughes 1999-6-17 534 Los Angeles Chantry Flat, off USFS rd 2N41, W of water tank 701 Comment
  LA44571  Stellaria media Carl Epling; March 1925 6441 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR216884  Stellaria pallida R. G. Swinney 2009-2-20 10032 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  CAS-BOT-BC375135  Stephanomeria cichoriacea Wesley O. Griesel 1961-9-23 s.n. Los Angeles Switzers Camp, San Gabriel Mts. 762 Comment
  CATA1806  Stephanomeria diegensis Benjamin E. Carter 2012-8-23 6990 Los Angeles Santa Catalina Island: Airport Road, ca. 1/4 miles north of Middle Ranch Road 405 Comment
  SBBG19124  Stephanomeria diegensis M. A. Piehl 1963-12-7 631058 Los Angeles near shore opposite Pyramid Head 9 Comment
  UCR97082  Stephanomeria diegensis Scott D. White 1997-2-2 4659 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  UC55086  Stephanomeria exigua subsp. coronaria Miss E. D. Palmer Los Angeles Comment
  RSA0049487  Stephanomeria pauciflora Richard G. Swinney 2010-5-7 12613 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  CAS-BOT-BC375815  Stephanomeria virgata F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Wilson Ridge, San Gabriel Mountains 1767 Comment
  UC2042123  Stephanomeria virgata subsp. virgata Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  UCR150925  Stipa pulchra Valerie Soza, LeRoy Gross 1999-5-11 465 Los Angeles San Gabriel Mountains, foothills above San Dimas, between Sycamore and Ham Canyons, southwestern side of peak '2397', west of Sycamore Flat Motorway 701 Comment
  UCR214591  Stipa pulchra A. C. Sanders, Dan S. Cooper 2010-4-30 38118 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  HSC13375  Stipa speciosa L. S. Rose 1968-4-5 68017 Los Angeles Acton, Mojave Desert 823 Comment
  UCR227606  Stipa speciosa Orlando Mistretta, Christine Mistretta 2010-5-26 5195 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  UCR281370  Stipa speciosa R. G. Swinney 2014-4-23 16162 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR43345  Stipa speciosa David Charlton 1986-6-15 238 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA429481  Streptanthella longirostris Ora M. Clark 1929-3-20 s.n. Los Angeles E of Lancaster. Comment
  CATA347  Stuckenia pectinata Mark L. Hoefs 1973-7-20 389 Los Angeles Santa Catalina Island: Pond along road to Isthmus, at bridge crossing main road 121 Comment
  RSA724642  Stylocline gnaphaloides K. Dobry 1990-3-25 101 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA446235  Stylomecon heterophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  CHSC95346  Suaeda moquinii LeRoy Gross 2005-5-19 2308 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. Between 20th Street West and Sierra Highway. Started at Ave A, then walked south. 722 Comment
  UC56834  Suaeda moquinii Geo. B. Grant April 1902 3550 Los Angeles Los Angeles Comment
  CAS-BOT-BC110418  Suaeda taxifolia R. M. Beauchamp 1967-1-27 116 Los Angeles San Clemente Island. East of main Wilson Cove area. Comment
  RSA442106  Suaeda taxifolia F. R. Fosberg 1930-11-23 652 Los Angeles Portugese Bend. Comment
  UC1234619  Suaeda taxifolia Peter H. Raven 1962-5-7 17574 Los Angeles Wilson Cove San Clemente Island (San Clemente Island) 30 Comment
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Jan 4 2012
  UC7237  Suaeda taxifolia W. H. Brewer 1860-12-21 79 Los Angeles Sierra Santa Monica Comment
  SBBG118142  Symphoricarpos mollis F. R. Fosberg 1931-3-19 4300 Los Angeles Hamilton Cyn 10 Comment
  RSA756454  Symphoricarpos mollis Orlando Mistretta, Christine Mistretta 2008-4-19 2490 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA747673  Symphoricarpos rotundifolius var. parishii R. G. Swinney 2001-9-15 8156 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  UC63370  Symphyotrichum defoliatum Dr. A. Davidson Los Angeles Los Angeles Comment
  SEINET3854195 Image available Symphyotrichum greatae Peter H. Raven, W. O. Griesel 1961-10-13 16842 Los Angeles Upper Arroyo Seco, about 200 yards above Switzers Camp 762 Comment
  JEPS26091  Symphyotrichum subulatum Henry J. Thompson 1959-11-23 3004 Los Angeles Lower Franklin Canyon Reservoir (ne shore) Santa Monica Mountains, Lower Franklin Canyon Reservoir 167 Comment
  CAS-BOT-BC98315  Symphyotrichum subulatum var. parviflorum J. Ewan 1931-10-24 5263 Los Angeles Santa Monica Mountains - north shore Malibu Lake Comment
  UC74084  Syntrichopappus fremontii J. Burtt Davy 1896-5-9 2315 Los Angeles Llano Verde, foothills at Mr. Bells Antelope Valley Comment
  UCR209476  Tagetes palmeri R. G. Swinney 2008-6-24 9098 Los Angeles San Gabriel Mountains, mouth of Roberts Canyon, c. 100 m north of San Gabriel Canyon 213 Comment
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