Search Results — 2000 specimen records retrieved (1570 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC586930  Abies concolor Joseph Andorfer Ewan 1934-8-9 8306 Los Angeles Williamson-Islip Saddle San Gabriel Mts. 2057 Comment
  RSA460990  Abronia umbellata Ora M. Clark 1929-2-3 1501 Los Angeles Venice Comment
  CAS-BOT-BC177024  Acacia cyclops A. C. Sanders 2009-5-19 36813 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA651446  Acacia paradoxa Robert E. Boyles 1948-1-18 s.n. Los Angeles San Dimas Park. 304 Comment
  RSA720152  Acacia verticillata LeRoy Gross 2007-4-6 2629 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. Near 499 Comment
  CAS-BOT-BC331573  Acer macrophyllum Antone Blazic 1923-4-7 30 Los Angeles Los Angeles Comment
  POM2832  Acer macrophyllum D. L. Crawford 1909-5-20 s.n. Los Angeles Claremont. Comment
  RSA394178  Acer macrophyllum Robert Gustafson 1977-4-5 402 Los Angeles Angeles Crest Hwy, about 5 miles from the junction with Foothill Blvd. Comment
  RSA176284  Achillea millefolium R. F. Thorne, J. Henrickson 1963-5-5 32323 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  UC557664  Achillea millefolium Nell Murbarger 1936-3-1 47 Los Angeles San Clemente Island Comment
  SBBG57053  Achnatherum coronatum R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  SBBG56984  Achnatherum hymenoides R. Hoffmann 1925-5-15 Los Angeles Palmdale Comment
  RSA588149  Achnatherum speciosum Orlando Mistretta 1994-5-23 1224 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  UCR270660  Acmispon americanus R. G. Swinney 2011-6-29 15326 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  SBBG118130  Acmispon argophyllus var. argenteus P. A. Munz 1923-4-9 6611 Los Angeles San Clemente Island Comment
  SBBG17330  Acmispon glaber K. A. Wilson 1961-3-12 998 Los Angeles Zuma Beach Comment
  SD31200  Acmispon glaber Edith A. Purer 1931-3-26 982 Los Angeles Palos Verdes Hills, xeric hillside Comment
  SBBG122465  Acmispon maritimus var. maritimus R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3243 Los Angeles Canton Cyn, NE of Lake Piru, S side of Canton Crk, above second narrows 411 Comment
  SBBG113117  Acmispon micranthus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 353 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  UCD104237  Acmispon micranthus L. W. Nuttall 1920-5-17 232 Los Angeles Santa Catalina Island, Hamilton Canyon. Comment
  CHSC95491  Acmispon parviflorus LeRoy Gross; Naoimi Fraga 2002-5-16 542 Los Angeles Transverse Ranges; San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. 976 Comment
  SBBG68095  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  OBI70616  Acmispon wrangelianus Steve Boyd, Lauren Raz 1997-3-31 9438 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, T7N R17W NE 1/4 NE 1/4 sec 22 1158 Comment
  UCR61031  Acourtia microcephala R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, San Gabriel Mtns, near Glendora Wilderness Park 488 Comment
  UCR274118  Acourtia microcephala Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 416 Los Angeles California Islands, Santa Catalina Island, lower part of small canyon at west end of Empire Landing rock quarry site 37 Comment
  CAS-BOT-BC133187  Adenostoma fasciculatum E. R. Blakley 1961-9-23 4756 Los Angeles At east end of Isthmus Harbor, Santa Catalina Island 30 Comment
  CAS-BOT-BC133190  Adenostoma fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Santa Catalina Island, along the equestrian trail, back of Avalon 106 Comment
  RSA0080975  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0116278  Adenostoma fasciculatum R. G. Swinney 2010-8-23 13567 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA654166  Adenostoma fasciculatum var. fasciculatum Marilyn Porter 1991-5-19 33 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  CAS-BOT-BC139852  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA729547  Adiantum capillus-veneris R. G. Swinney 1999-7-14 7559 Los Angeles San Gabriel Mtns.: Eask Fork San Gabriel River Canyon, c. 0.25 mi. north of Laurel Gulch. 713 Comment
  LA200059  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2038 Los Angeles SANTA MONICA MOUNTAINS, Sennet Canyon, eastern fork, Griffith Park, S of Mt. Hollywood Dr, ca 0.5 mi N of Vista del Valle Dr. 365 Comment
  UCR190263  Adiantum jordanii R. G. Swinney 2000-5-21 7774 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  POM50242  Adiantum jordanii L. W. Nuttall 1920-5-7 s.n. Los Angeles Santa Catalina Island: open hillside below Chicken Johnny's. Comment
  LA210545  Ageratina adenophora Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  UCR190016  Agrostis R. G. Swinney 1998-10-3 7009 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  POM308909  Agrostis exarata Anonymous 1943-7-30 660 Los Angeles Monroe station #12, San Dimas Experimental forest, U.S. Forest Dept. San Gabriel Mountains. Comment
  SD247278  Agrostis exarata R. G. Swinney 2008-7-2 9134 Los Angeles San Gabriel Mountains: north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon (Waterman Mountain 7.5'Q) 1939 Comment
  RSA640875  Agrostis scabra L. C. Wheeler 1967-8-8 10361 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  POM20723  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pines, Swartout Valley, San Gabriel Mountains. 2073 Comment
  UCR223727  Agrostis viridis R. G. Swinney 2009-6-12 11148 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC47985  Ailanthus altissima Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: on the NW side of Indian Hill Mesa (i.e., The Back 40). Ontario USGS 7.5' Quad; 417 Comment
  RSA353524  Alisma triviale Geo L. Moxley 1914-8-31 702 Los Angeles South of Los Angeles. Comment
  UC3069  Allium campanulatum H. M. Hall 1899-6-18 1238 Los Angeles San Antonio Mountains 1676 Comment
  RSA249784  Allium fimbriatum var. fimbriatum Robert F. Thorne 1973-4-25 43405 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 miles S of Llano, N slope of Holcomb Ridge 1159 Comment
  RSA252867  Allium fimbriatum var. fimbriatum Robert F. Thorne 1973-5-11 43510 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  UC635211  Allium lacunosum Margaret Stason 1927-5-14 Los Angeles Pinyon Ridge San Gabriel Mts., Pinyon Ridge Comment
  PASA546  Allium lacunosum Margaret Stason 1931-6-13 Los Angeles Pinon Flats near Chilao, San Gabriel Mts. Comment
  JEPS520  Allium monticola F. W. Peirson 1918-6-10 1 Los Angeles divide between Lowe and Markham 1630 Comment
Read comments
Oct 16 2006
  RSA366472  Allium monticola Fred Burlew 1916-07 3135 Los Angeles Mt. San Antonio. San Gabriel Mountains. Comment
  RSA534070  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5267 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336 ] marker; 1800 ft SE of Malo Knoll [1396 ]. Upper portion of drainage 313 Comment
  SDSU11528  Allium praecox R. M. Beauchamp 1967-3-19 314 Los Angeles San Clemente Island On east rim of canyon south of Wilson Cove Pier. Comment
  RSA410085  Allophyllum glutinosum F. R. Fosberg 1931-4-24 S- 4691 Los Angeles Hamilton Canyon, Santa Catalina Island. 30 Comment
  RSA135189  Allophyllum glutinosum P. H. Raven 1960-5-15 15352 Los Angeles Junction of Piuma Road with Rambla Pacifica Road. 564 Comment
  POM8160  Allophyllum integrifolium P. A. Munz 1921-6-17 4610 Los Angeles Swartout [Swarthout] Valley: Sawmill. 2073 Comment
  RSA608901  Alnus rhombifolia L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA597276  Amaranthus blitoides T. S. Ross, Steve D. Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA404560  Amaranthus palmeri Anstruther Davidson 1945-1 s.n. Los Angeles Los Angeles. Comment
  RSA661067  Amblyopappus pusillus Orlando Mistretta 1992-4-5 175 Los Angeles Guds, San Clemente Island. Comment
  UCR239971  Ambrosia acanthicarpa R. G. Swinney 2009-11-18 11658 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  RSA416932  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  LA31630  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1958-9-28 Los Angeles Elysian Park 198 Comment
  UCD128824  Ambrosia psilostachya Malcolm A. Nobs 1948-9-8 646 Los Angeles just west of Malibu. Comment
  UCR123361  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25475 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  UC1069632  Ambrosia salsola A. D. Gifford 1935-4-22 608 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  JEPS45138 Image available Amelanchier utahensis Frank W. Peirson 1920-5-29 2155 Los Angeles Icehouse Canyon; San Gabriel Mts. 1981 Comment
Read comments
Dec 10 2014
  RSA757084  Amelanchier utahensis R. G. Swinney 2008-9-12 9450 Los Angeles Buckhorn Canyon, just north of Burkhart Trail parking lot, between trail and stream 1951 Comment
  POM126810  Ammannia coccinea Anstruther Davidson 1902-5-30 1913 Los Angeles Bixby Slough [Harbor Lake/Harbor Park near Long Beach] Comment
Read comments
May 28 2010
  UCR61040  Ammannia coccinea R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, in Big Dalton Canyon 366 Comment
  CATA600  Amsinckia intermedia Mark L. Hoefs 1991-4-7 1045 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA0088261  Amsinckia intermedia R. G. Swinney 2010-3-14 11896 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  SD112021  Amsinckia intermedia Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  SFV15558  Amsinckia intermedia R. K. Stachelek 1992-4-14 15 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  SBBG96950  Amsinckia spectabilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4311 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR71269  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4356 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  SFV3056  Amsinckia tessellata var. gloriosa K. A. Wilson 1961-3-7 948 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  RSA358479  Anemopsis californica R. F. Thorne 1973-09 44730 Los Angeles Santa Catalina Island: Big Spring. Comment
  UCR222783  Anisocoma acaulis R. G. Swinney 2009-4-28 10549 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA720235  Anthriscus caucalis LeRoy Gross 2007-4-21 2640 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  RSA586686  Antirrhinum coulterianum Orlando Mistretta, Mark A. Elvin 1995-5-10 1701 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, West Fork. 1402 Comment
  JEPS19646  Antirrhinum kelloggii Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5879 Los Angeles 0.25 mi above U.S. Army Nike lauching site (on slopes above Las Flores Canyon; on burn of previous late December (so-called Malibu Fire)); Santa Monica Mts. 274 Comment
  UC1293692  Antirrhinum kelloggii P. C. Everett and E. K. Balls 1959-6-2 23847 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 182 Comment
  UCR136923  Antirrhinum kelloggii B. C. Templeton 1931-3-29 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA191026  Antirrhinum multiflorum Robert F. Thorne 1963-7-11 32786 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  UC1483328  Antirrhinum multiflorum Robert F. Thorne and L. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest, W of North Fork of San Gabriel River in San Gabriel Canyon 914 Comment
  SD4546  Antirrhinum multiflorum Ruth B. Randall 6/1928 Los Angeles Big Tehunga [Tujunga] Canyon Comment
Read comments
May 23 2012
  LA210397  Antirrhinum nuttallianum subsp. subsessile Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC557799  Antirrhinum nuttallianum subsp. subsessile Nell Murbarger May 1936 181 Los Angeles mesa summit on w slope San Clemente Island Comment
  SBBG108898  Aphanes occidentalis S. A. Junak 1997-3-13 SCl 768 Los Angeles head of E fork of first cyn E of Mosquito Cyn 350 Comment
  SBBG131641  Aphanes occidentalis S. A. Junak 1999-4-22 SCa 837 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
  RSA0126432  Arabis glabra Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA0129312  Arabis gracilipes Seacord s.n. Los Angeles West Mojave Comment
  RSA482627  Arabis pulchra var. pulchra Robert Gustafson 1978-5-2 900 Los Angeles Off dirt road leading into Hungry Valley 0.2 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman 1249 Comment
  RSA0098376  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SEINET10532880  Araucaria bidwillii David B. Dunn 1964-1 Dunn 16416 Los Angeles Collected in Los Angeles, California. Comment
  CAS-BOT-BC23619  Arctostaphylos crustacea Peter H. Raven; Henry J. Thompson 1959-2-25 13808 Los Angeles Santa Monica Mountains, Saddle Peak, 1.2 miles east of summit. 670 Comment
  RSA626679  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15785 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626766  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16010 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  SFV6480  Arctostaphylos glandulosa T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 179 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  RSA626729  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22115 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  POM96982  Arctostaphylos glandulosa subsp. mollis P. A. Munz 1925-4-23 9441 Los Angeles San Gabriel Canyon. 488 Comment
  RSA639178  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-5-29 9770 Los Angeles Cow canyon saddle, (covered former dump) 1378 Comment
  UC193241  Arctostaphylos glandulosa subsp. mollis Samuel B. Parish June 1887 1957 Los Angeles San Francisquito Canyon Comment
  RSA623703  Arctostaphylos glauca Scott D. White 1998-4-30 6361 Los Angeles Wrightwood Area: Sheep Creek and adjacent lower +/- E-facing mountain slopes. 1645 Comment
  RSA631499  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15838 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631605  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15941 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631612  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15850 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631683  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15694 Los Angeles Angeles Forest Highway, 8 km north of Big Tujunga Canyon turnoff. 1300 Comment
  SFV2642  Arctostaphylos glauca K. A. Wilson 1961-4-29 1181 A Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  RSA0079931  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15793 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634696  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20239 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634701  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20380 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA634712  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15044 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634783  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20413 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
  RSA634907  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22057 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635120  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20312 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635165  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22041 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  JEPS42612  Arctostaphylos patula Frank W. Peirson 1918-6-17 143 Los Angeles summit North Baldy; San Gabriel Mts. Comment
  RSA635226  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20664 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635269  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20632 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA636853  Arctostaphylos tomentosa Raymond J. Dobbs 943 Los Angeles 1 1/2 miles above Switzer on Tujunga Trail, San Gabriel Mountains. Comment
  CAS-BOT-BC401799  Argemone munita subsp. rotundata Gerald B. Ownbey; Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7.0 miles w. of Ravenna, e.g., at junction of Hwy. with Agua Dulce creek road Comment
  RSA434330  Argemone rotundata Bonnie C. Templeton 1932-7-21 5017 Los Angeles Prairie Fork San Gabriel River, near Big Pines Park Comment
  POM11880  Aristida ternipes var. hamulosa Joseph Clemens 1922-6-10 s.n. Los Angeles Behind Occidental College Comment
  LA31681  Artemisia californica Peter H. Raven; 1959-9-19 13715 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  RSA0070362  Artemisia californica R. G. Swinney 2010-4-20 12284 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA583049  Artemisia californica Timothy S. Ross 1993-4-22 6891 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft). Southerly coastal slope 1320m SE of Cactus Peak summit 351 Comment
  UC750621  Artemisia californica Lewis S. Rose 1946-12-20 46294 Los Angeles Malibu 9 Comment
  CAS-BOT-BC167092  Artemisia douglasiana A. C. Sanders; Mark A. Elvin 2002-8-26 25590 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  SEINET11837819  Artemisia douglasiana C. V. Braun 1975-1 142 Los Angeles 1.4 mi NNW of Drinkwater Reservoir, San Francisquito Canyon Comment
  RSA0096421  Artemisia dracunculus R. G. Swinney 2011-10-27 15920 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
  RSA589098  Artemisia dracunculus Orlando Mistretta 1994-9-13 1459 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  UCR239975  Artemisia dracunculus R. G. Swinney 2009-11-16 11639 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA191633  Artemisia dracunculus R. F. Thorne, M. Z. Thorne 1966-8-29 36592 Los Angeles San Gabriel Mts; Angeles National Forest: sunny, small, dry depression south of Crystal Lake 1722 Comment
  UC1119364  Artemisia dracunculus A. D. Gifford 1935-4-2 553 Los Angeles 7 mi nne Redrock Mtn.; Tejon Quadrangle, Oakgrove Quadrangle 1066 Comment
  POM19004  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7713 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  SBBG13278  Artemisia nesiotica M. A. Piehl 1962-6-9 63255 Los Angeles China Pt, S of lighthouse 3 Comment
  SDSU6157  Artemisia nesiotica R. M. Beauchamp 1967-6-2 539 Los Angeles Below road one mile northeast of NOTPier, San Clemente Island. Comment
  SD82923  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mountains; Angeles National Forest, north of Jackson Lake. 1860 Comment
  SEINET3158538  Asclepias eriocarpa G. B. Grant 1903-1 62 -A Los Angeles Pasadena Comment
  SEINET10895307  Asclepias eriocarpa Louis C. Wheeler 1970-8-3 Wheeler s.n. 1970 Los Angeles San Gabriel Mountains. Messenger Flat 1768 Comment
  CAS-BOT-BC175028  Asclepias fascicularis Timothy S. Ross; Steve Boyd 1994-7-7 8158 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  RSA686318  Aspidotis californica H. L. Bauer 1933-2-11 s.n. Los Angeles Near Saddle Peak Sana Monica Mts. 457 Comment
  UCR270977  Aspidotis californica R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14349 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
  RSA247423  Aspidotis californica Jack Delaini, Larry E. DeBuhr 1974-2-21 34 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. On moist, shaded N-facing slope of a high knoll. 487 Comment
  SBBG119428  Aspidotis californica S. D. White with P. De Vries 2000-5-18 7895 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  RSA417627  Aster bernardinus F. R. Fosberg 1930-10-18 4113 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA417671  Aster greatae Fordyce Grinnell Jr. 1915-9-4 3119 Los Angeles Above Arroyo Seco-West Fork Divide. Comment
  UCR190880  Aster greatae R. G. Swinney 1999-7-14 7551 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  RSA417654  Aster subulatus var. ligulatus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA0078236  Astragalus antisellii Carl B. Wolf 1928-3-29 1584 Los Angeles 5 mi. N. of Castaic, Ridge Route Rd. 548 Comment
  POM11474  Astragalus bicristatus I. M. Johnston 1917-8-24 1656 Los Angeles San Gabriel Mountains: Prairie fork of San Gabriel River. 1677 Comment
  UC13357  Astragalus didymocarpus var. dispermus Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  CAS-BOT-BC182853  Astragalus douglasii P. C. Everett; E. K. Balls 1959-5-22 23802 Los Angeles Antelope Valley, c. 1 1/2 mi. SE. of Fairmount, San Andreas Rift 822 Comment
  UCR191262  Astragalus douglasii R. G. Swinney 1998-7-2 6209 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA646287  Astragalus douglasii var. douglasii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  CAS-BOT-BC178340  Astragalus gambelianus P. A. Munz; L. Street; G. Williams 1919-4-5 2435 Los Angeles Puddingstone Canyon 274 Comment
  CATA3322  Astragalus gambelianus Amy Catalano 2017-3-24 036 Los Angeles Santa Catalina Island: About 0.4 road miles up Middle Ranch Rd. from eastern entrance to Big Field Rd, north side of road, about 150 meters up slope 201 Comment
  SBBG116997  Astragalus gambelianus S. A. Junak 2001-5-3 SCa 1469 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  UC166637  Astragalus gambelianus Geo. B. Grant 1903-4-23 5438 Los Angeles Saugus Comment
  UCR280516  Astragalus gambelianus R. G. Swinney 2014-5-13 16501 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA615517  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  PASA2733  Astragalus layneae M. Stason, F. Brubaker 1930-5-18 215 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  CAS-BOT-BC227694  Astragalus lentiginosus Steven R. Hill; Kate Kramer 2001-4-22 33339 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  SBBG22839  Astragalus lentiginosus var. variabilis D. Myrick 1965-3-5 1089 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  RSA151272  Astragalus miguelensis P. H. Raven 1962-5-8 17620 Los Angeles West side of island, 2.4 miles due south of Wilson Cove, San Clemente Island 137 Comment
  SD249201  Astragalus miguelensis Michael G. Simpson, Adrienne Russell, et al. 2000-7-19 2186 Los Angeles San Clemente Island, ca. 0.1 mile southwest from the end of road that runs south from Eel Point. 27 Comment
  UC1128875  Astragalus trichopodus P. L. Johannsen 1934-2-19 296 Los Angeles Boquet Canyon Santa Susana Quadrangle, Boquet Canyon Comment
  CAS-BOT-BC194033  Astragalus trichopodus var. lonchus Ernest Braunton 1903-3-1 874 Los Angeles Playa del Rey Comment
  POM1744  Astragalus trichopodus var. lonchus I. M. Johnston 1917-6-10 1319 Los Angeles Near Mesmer. 30 Comment
  RSA188219  Astragalus trichopodus var. lonchus R. F. Thorne, Percy C. Everett 1965-6-23 34979 Los Angeles Santa Catalina Island: dry roadside at Hay Press Reservoir. 412 Comment
  SBBG3262  Astragalus trichopodus var. lonchus H. and M. Dearing 1937-3-8 838 Los Angeles from Pt Mugu S to Santa Monica Comment
  SD52984  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch 244 Comment
  RSA599475  Astragalus trichopodus var. phoxus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9493 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CAS-BOT-BC200837  Astragalus trichopodus var. trichopodus F. M. Reed 1909-7-2 s.n. Los Angeles Pebbly Beach - Catalina Island 15 Comment
  CAS-BOT-BC17508  Athysanus pusillus Timothy S. Ross; Darin Banks 1994-4-12 7469 Los Angeles Liebre Mountains. San Francisquito Canyon. 542 Comment
  RSA623948  Atriplex Raymond J. Dobbs 1927-8-13 331 Los Angeles Arroyo near Teddys. 305 Comment
  UCR18494  Atriplex argentea subsp. expansa G. Heintz 1973-1 s.n. Los Angeles along railroad tracks at 17th and Colorado, Santa Monica Comment
  RSA411862  Atriplex argentea subsp. expansa H. L. Bauer 1929-09 s.n. Los Angeles Long Beach 30 Comment
  SDSU5514  Atriplex argentea var. mohavensis R. M. Beauchamp 1967-3-18 295 Los Angeles San Clemente Island. Comment
  UC1234801  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-10 17964 Los Angeles above Wilson Cove (summit of San Clemente Island); , above Wilson Cove 137 Comment
  UC850695  Atriplex argentea var. mohavensis F. R. Fosberg 1931-7-15 S 5423 Los Angeles isthmus Santa Catalina Island; isthmus Santa Catalina Island 3 Comment
  UC729766  Atriplex californica Carl B. Wolf 1932-5-12 3601 Los Angeles between Little Harbor and Cottonwood Creek (Santa Catalina Island, edge of rapidly drying pond); Santa Catalina Island, bet Little Harbor, Cottonwood Creek 45 Comment
  RSA213402  Atriplex californica M. B. Dunkle 1939-4-5 7275 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  UC1136277  Atriplex canescens P. L. Johannsen 1934-2-8 267 Los Angeles 3/4 mi ne Saugus; Santa Susana Quad., ne of Saugus Comment
  POM123166  Atriplex confertifolia Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  CAS-BOT-BC172647  Atriplex coulteri Parish 1904-4-1 2313 Los Angeles Santa Catalina Id., Isthmus Comment
  UCR123268  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  RSA478292  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-11-23 S- 4202 Los Angeles Portugese Bend. Comment
  UC56776  Atriplex leucophylla Ernest Braunton Oct 1902 711 Los Angeles Ballona Ballona (on beach) Comment
  CAS-BOT-BC27949  Atriplex nummularia Carl Brandt Wolf 1930-12-23 1821 Los Angeles Playa del Rey 30 Comment
  SBBG12208  Atriplex semibaccata E. R. Blakley 1961-9-23 4733 Los Angeles Ballast Pt, Catalina Harbor Comment
  RSA453954  Atriplex semibaccata L. E. Hoffman 1931-8-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  UCSB59412  Atriplex watsonii Ross, Tim 1991-5-22 Los Angeles San Clemente Island: Spray [Point]; W side of island; about 5300 feet N of Eel Point 5 Comment
  RSA0070279  Avena barbata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7004 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
  LA37868  Avena barbata Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  SEINET10517549  Avena barbata H. Lewis 1941-3-19 Lewis s.n. Los Angeles Faculty hill, ucla campus. Comment
  POM1163  Avena fatua M. Howland s.n. Los Angeles Claremont. 365 Comment
  RSA650450  Avena fatua David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  SFV22118  Avena fatua J. M. Keefe 2001-1-19 30890 Los Angeles Los Angeles Basin Los Angeles, Highland Park. Across street from 1871 Upperton Avenue, at intersection with Upperton Place. South-facing slope on north side of street in pass in ridge between Eagle Rock Valley and York Valley. 262 Comment
  IRVC26110  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27137 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA607614  Azolla filiculoides Louis Cutter Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UC56663  Azolla filiculoides Ernest Braunton July 1902 572 Los Angeles L. A. River Comment
  RSA709377  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  RSA418216  Baccharis douglasii H. L. Bauer 1929-09 376 Los Angeles Long Beach 30 Comment
  RSA526474  Baccharis douglasii Timothy S. Ross 1991-3-24 4307 Los Angeles Whittier Hills . Lower Turnbull Canyon along riparian strip. 171 Comment
  UCR209679  Baccharis pilularis Dan S. Cooper 2009-1 109- 22 Los Angeles Los Angeles Basin, Compton, west of McKinley Ave. and north of Rosecrans Ave., SW of brickyard 35 Comment
  CHSC99219  Baccharis salicifolia John Dittes; Eva M. Dittes, Rudolph A. Dittes, Rosano Arviso 2007-2-16 1443 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.7 air-miles S of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  LA203012  Baccharis salicifolia A. M. Johnson; 1928-3-13 181 Los Angeles Del Rey Hills Comment
  POM42048  Baccharis salicifolia Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA660751  Baccharis salicifolia Matt Bogdanoff 1981-5-25 28 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora 762 Comment
  RSA754227  Baccharis salicifolia Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1773 Los Angeles Downstream from San Dimas Dam 405 Comment
  UCR172734  Baccharis salicifolia Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  SD234282  Bahiopsis laciniata R. G. Swinney 1998-5-4 6045 Los Angeles San Gabriel Valley: Irwindale - Azusa boundary, old gravel pit immediately north of 210 Fwy. 167 Comment
  RSA232665  Bassia hyssopifolia Larry E. DeBuhr, Gary Wallace 1972-9-4 727 Los Angeles San Clemente Island. Near airfield at the NW end of island. Comment
  RSA221898  Bergerocactus emoryi Arthur C. Gibson, R. F. Thorpe, Taxonomy class 1971-5-5 1970 Los Angeles Santa Catalina Island. Growing on the Pacific side, Indian Head Point. Comment
  UCR119046  Beta macrocarpa Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  CDA2994  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  RSA423234  Beta vulgaris F. R. Fosberg 1930-6-26 S 3007 Los Angeles Culver Garden. 15 Comment
  RSA608894  Beta vulgaris L. C. Wheeler 1931-4-28 s.n. Los Angeles La Verne. Comment
  SEINET10866702  Bloomeria crocea Ira W. Clokey Clokey 4543 Los Angeles Grassy ridge, Mandeville Canyon, Santa Monica Mountains 500 Comment
  SBBG29967  Bloomeria crocea var. crocea I. W. Clokey, B. Templeton -May-1929 4543 Los Angeles Mandeville Cyn 500 Comment
  RSA367443  Bloomeria crocea var. crocea Harry Bayer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  UC1600197  Bloomeria crocea var. crocea John Ingram 1950-5-6 104 Los Angeles Westmont tract, Pomona Comment
  CAS-BOT-BC16085  Boechera californica C. F. Baker 1909-3-20 5250 Los Angeles Claremont. Comment
  RSA279045  Boechera californica R. F. Thorne 1971-4-23 41475 Los Angeles disturbed ground near Santa Anita Canyon Road. San Gabriel Mountains. 457 Comment
  RSA660090  Boechera californica Orlando Mistretta 1992-5-25 426 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  UCD170975  Boechera pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  CAS-BOT-BC30971  Bolboschoenus maritimus J. Ewan 1930-9-15 5525 Los Angeles Ballona Creek near Playa del Rey Road. 7 Comment
  UCD56814  Bothriochloa barbinodis Tom Yutani 1968-5-24 s.n. Los Angeles La Mirada. Highway Garden Service. 15016 Leffingwell Road. La Mirada, CA 90638. Comment
  SBBG59614  Bowlesia incana M. N. Ackley -Apr-1928 1107 Los Angeles Santa Monica Mtns 274 Comment
  UC55336  Boykinia occidentalis J. H. Barber 1898-8-3 Los Angeles Topango Comment
  RSA226233  Boykinia rotundifolia Gary D. Cromwell, David W. Wheat 1971-7-1 700 Los Angeles Mystic Canyon 412 Comment
  SBBG32157  Brachypodium distachyon R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -316 Los Angeles mouth of Descanso Cyn 30 Comment
  SBBG132333  Brassica geniculata D. Pivorunas, J. Savaga, J. Lambert, J. Dunn 2003-5-28 7 -2003 Los Angeles below Tota parking lot 350 Comment
  UCR200168  Brassica geniculata Valerie Soza, Laura A. Moore 2000-5-10 826 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park 579 Comment
  UCR62242  Brassica kaber S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  SBBG72235  Brassica nigra R. Hoffmann 1929-4-27 Los Angeles Castaic Comment
  RSA0084245  Brassica nigra E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  RSA482927  Brassica rapa E. S. Spalding 1923-2-7 s.n. Los Angeles Eagle Rock. Comment
  CAS-BOT-BC100417  Brickellia californica C. B. Wolf 1931-10-20 2466 Los Angeles 1/2 mi. above Montrose on the rd. from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  JEPS31112  Brickellia californica Ernest C. Twisselmann 1961-10-31 6676 Los Angeles Pine Canyon at Pine Canyon Guard Station Pine Canyon 1066 Comment
  LA203094  Brickellia californica Louis C. Wheeler; 1931-10-11 247 Los Angeles San Gabriel Mountains, foothills; 1 mi. E. Palmer Canyon 609 Comment
  UC1605496  Brickellia californica Tim Ross 1990-8-17 3182 Los Angeles near spring in draw just s. Camp Lupine (s. side of Prairie Fork); San Gabriel Mts., Mt. San Antonio 7.5' Quad. 2023 Comment
  NY162756  Brickellia nevinii Rev. J. C. Nevin s.n. Los Angeles Near Newhall Comment
  RSA496669  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd., (Near 33 deg 56'N, 118 deg 26'W.) 30 Comment
  UCR179465  Bromus arvensis R. G. Swinney, Dave Larson 1996-8-7 5247 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  UCR152457  Bromus carinatus A. C. Sanders, Lee Jones 2005-4-8 29322 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0112846  Bromus carinatus Steven A. Junak 1999-5-8 SCa- 918 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline. Comment
  RSA641441  Bromus carinatus var. carinatus L. C. Wheeler 1967-7-15 10048 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UC205259  Bromus carinatus var. carinatus D. L. Crawford 1916-5-20 Los Angeles above Claremont Comment
  CAS-BOT-BC148917  Bromus carinatus var. marginatus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabrile Mountains. Table Mountain, above Wrightwood. 2133 Comment
  CATA3359  Bromus catharticus Amy Catalano 2017-4-25 066 Los Angeles Santa Catalina Island: NW end of Little Harbor Campground, old horse tie-out post at campsite #2 13 Comment
  RSA611602  Bromus catharticus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UCR266282  Bromus catharticus D. E. Bramlet 2005-4-13 3798 Los Angeles Puente Hills, Powder Canyon 229 Comment
  HSC65801  Bromus diandrus R. F. Thorne 1971-4-23 41473 Los Angeles Angeles National Forest, NE of Chantry Flats along Santa Anita Creek 549 Comment
  POM1252  Bromus diandrus Le Roy Abrams 1902-5-31 2483 Los Angeles Inglewood. Comment
  CAS-BOT-BC155583  Bromus grandis G. B. Grant 1901-7-27 s.n. Los Angeles Mount Wilson. 1066 Comment
  CLARK-A1528-4536  Bromus grandis John C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon Comment
  RSA311356  Bromus hallii R. F. Thorne, M. Z. Thorne 1969-7-9 38527 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2087 Comment
  CATA1011  Bromus hordeaceus Mark L. Hoefs 1995-5-4 1923 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  RSA483707  Bromus hordeaceus Richard Noyes, L. Arnseth 1988-4-30 525 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  RSA599454  Bromus hordeaceus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9495 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  UC934035  Bromus hordeaceus H. L. Cogswell 1951-5-8 95 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 441 Comment
  UCR220373  Bromus hordeaceus R. G. Swinney 2009-4-16 10361 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
  SBBG108929  Bromus madritensis S. A. Junak 1997-4-24 SCl 873 Los Angeles flats just S of Wall Rock Cyn 198 Comment
  SBBG118939  Bromus madritensis S. D. White with P. De Vries 2004-5-18 10411 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  SD252236  Bromus madritensis Steven A. Junak 2000-5-19 Sca 1320 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. 228 Comment
  POM364026  Bromus madritensis subsp. madritensis Harry H. Stone 1936-1 s.n. Los Angeles Mint Canyon. Comment
  OBI32507  Bromus madritensis subsp. rubens Robert Lee Allen, David J. Keil and V. L. Holland 1982-4-16 A 488 Los Angeles Along State Hwy 138; 18 mi E of intersection with I-5 in Gorman 823 Comment
  UC1131222  Bromus madritensis subsp. rubens A. D. Gifford 1935-3-6 437 Los Angeles 2 8/10 mi sw of Red Mountain (Angeles National Forest); Angeles National Forest 609 Comment
  PASA646  Bromus rubens Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA188111  Bromus rubens R. F. Thorne 1966-4-4 35787 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA623785  Bromus rubens Jack Hudson 1950-02 s.n. Los Angeles San Rafael Hills bet Glenoaks and hill Dr. Comment
  RSA656668  Bromus rubens B. Brady 1980-6-1 22 Los Angeles Big Tujunga Canyon 457 Comment
  SBBG95278  Bromus rubens M. B. Dunkle 1928-4-29 1917 Los Angeles Little Harbor Comment
  PASA649  Bromus tectorum Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  UCD33245  Bromus tectorum Beecher Crampton 1967-5-22 7953 Los Angeles Los Angeles County, 15 iles north of Castaic, US Hwy. 99, Angeles Natl. forest, oak flat campground area. 853 Comment
  UCR186939  Bromus tectorum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32072 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, north of Hwy 138 and the California Aqueduct at the crossing of Oso Canyon 976 Comment
  UCR192158  Bromus trinii A. C. Sanders 2008-4-18 34974 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  CATA3505  Caesalpinia spinosa Julia Parish, Nathalie Cartan, Michael Thomas 2017-10-11 036 Los Angeles Santa Catalina Island: Avalon; below 330 E Whittley Ave; 40m south of Las Lomas Dr. between Las Lomas Dr. and Tremont St. 71 Comment
  CAS-BOT-BC233952  Calandrinia breweri Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  LA201994  Calandrinia ciliata Arthur C. Gibson; 2003-5-18 5015 Los Angeles Comment
  POM246462  Calandrinia ciliata F. R. Fosberg 1931-4-15 S 4639 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  CAS-BOT-BC438411  Calandrinia ciliata W. H. Brewer 1861-2-1 192 Los Angeles San Fernando Plain Comment
  RSA466536  Calandrinia ciliata L. C. Wheeler 1934-3-29 2484 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  UC3361  Calochortus albus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont Comment
  LA201600  Calochortus catalinae Arthur C. Gibson; 2001-4-20 4262 Los Angeles SANTA MONICA MOUNTAINS, Mountclef Ridge, Wildwood Regional Park, Thousand Oaks, Santa Rosa Trail. Comment
  SEINET3884910  Calochortus catalinae K. Dobry 1991-5-4 d 264 Los Angeles Stunt Ranch, Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  SD672  Calochortus clavatus Ruth B. Randall Apr 1925 Los Angeles Mint Canyon Road. Comment
  RSA230726  Calochortus invenustus Robert F. Thorne, Mae Z. Thorne 1969-7-9 38570 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines 2088 Comment
  RSA599770  Calochortus kennedyi var. kennedyi Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9789 Los Angeles Liebre Mountains region: Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA641079  Calochortus plummerae Orlando Mistretta 1995-6-23 1838 -A Los Angeles San Gabriel Mountains: Lookout Mountain trail. 1814 Comment
  RSA70520  Calochortus striatus Mabel Peirson 1934-5-19 11156 Los Angeles Love Joy Dam Comment
  UCR124962  Calochortus venustus B. C. Templeton 1931-5-17 1212 Los Angeles Western San Gabriel Mtns., Bouquet Canyon 600 Comment
  UCR198517  Calyptridium monandrum 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
  RSA584971  Calystegia longipes T. S. Ross 1990-6-1 2757 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA0073611  Calystegia macrostegia R. G. Swinney 2010-4-23 12335 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0081125  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SBBG58095  Calystegia macrostegia R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SD47444  Calystegia macrostegia Ira L. Wiggins 1949-2-22 11964 Los Angeles San Clemente Island; near northeast end of island. 45 Comment
  RSA157799  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-5-9 17687 Los Angeles Head of canyon just north of Gray, San Clemente Island. 488 Comment
  LA50076  Calystegia macrostegia subsp. cyclostegia Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  LA50079  Calystegia macrostegia subsp. cyclostegia Goerge R Smart; 1952-6-29 14 Los Angeles Santa Monica Mountains, Latigo Canyon, W slope of canyon on road cut at E side of road 304 Comment
  RSA394903  Calystegia macrostegia subsp. intermedia H. L. Bauer 1932-03 15379 Los Angeles Mouth of Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA716907  Calystegia occidentalis subsp. fulcrata LeRoy Gross, Bruce Campbell 2006-6-29 2543 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  SBBG125463  Calystegia occidentalis subsp. fulcrata A. Parikh, N. Gale 2010-6-18 3331 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 Comment
  RSA599661  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-1 9679 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA601055  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-6-18 9970 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA682509  Calystegia peirsonii Scott D. White, Michael Honer 2003-5-7 9216 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA465664  Camissonia bistorta Robert M. Perkins 1936-4-3 149 Los Angeles El Segundo dunes 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
  RSA717220  Camissonia campestris Scott D. White, Pam DeVries 2006-5-9 11399 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA0034181  Camissonia campestris subsp. campestris Pam De Vries 2013-4-13 7848 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  UC1871253  Camissonia campestris subsp. campestris T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4958 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA454049  Camissonia cheiranthifolia subsp. suffruticosa Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA595678  Camissonia confusa Tim S. Ross, Victor W. Steinmann 1995-5-8 8561 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA515098  Camissonia guadalupensis subsp. clementina Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 801 -5 Los Angeles San Clemente Island: Main dune area at Darter Road, NW part of the island. Comment
  RSA165692  Camissonia hirtella Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Tower, road from Liebre Camp to Sawmill Camp. 1768 Comment
  UCR206483  Camissonia micrantha A. C. Sanders, T. B. Salvato 2009-5-20 36886 Los Angeles San Gabriel Valley, near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR170320  Camissonia pallida John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UCR280523  Camissonia pallida R. G. Swinney 2014-4-10 16054 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA535274  Camissonia robusta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5320 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UC107678  Camissoniopsis bistorta T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UC1595307  Camissoniopsis bistorta Tim Ross 1992-4-27 6240 Los Angeles s side of mesa sw RSA grounds; Ontario USGS 7.5' quadrangle, Claremont, Indian Hill Mesa 393 Comment
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May 27 2008
  UC373558  Camissoniopsis bistorta Philip A. Munz 1928-5-1 11063 Los Angeles 3 mi n Claremont 500 Comment
  UCSB45374  Camissoniopsis cheiranthifolia subsp. suffruticosa Connor, Mike 1977-6-4 Los Angeles Waterview St., Playa del Rey 30 Comment
  SBBG61459  Camissoniopsis ignota R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, 4 mi E of Oaks Garage Comment
  SBBG19159  Camissoniopsis robusta M. A. Piehl 1963-12-8 63108 Los Angeles Cave Cyn, a few 100 yds from mouth 15 Comment
  UC10288  Capsella bursa-pastoris Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  LA200310  Cardamine californica Martha Hilend Kinsey; 1934-3-10 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA204279  Cardamine californica Louis Wheeler; 1932-3-10 462 Los Angeles San Gabriel Mountains, Big Dalton Canyon 426 Comment
  UC402548  Cardamine californica A. R. Davis 1915-7-4 556 Los Angeles mountains above Claremont (Southern California); mountains above Claremont Comment
  CDA6816  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  CDA6819  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR182647  Carex R. G. Swinney 1997-7-23 5731 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
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Sep 12 2018
  UCR271255  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
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Sep 12 2018
  CAS-BOT-BC17682  Carex alma Timothy S. Ross; Steve Boyd 1995-6-28 8629 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 737 Comment
  UCR190936  Carex alma R. G. Swinney 1999-7-14 7556 Los Angeles San Gabriel Mtns., Allison Gulch, at confluence with East Fork San Gabriel River Canyon 732 Comment
  SEINET11629422  Carex alma C. V. Braun 1975-1 144 Los Angeles 1.4 mi N NW of Drinkwater Reservoir, San Francisquito Canyon Comment
  RSA668171  Carex barbarae Don Jillson 1961-3-29 525 Los Angeles Scholl Canyon. Comment
  UC1971496  Carex globosa Louis C. Wheeler 1968-6-1 s.n. Los Angeles SAN GABRIEL MTNS.: Chilao Creek head waters. Comment
  RSA88743  Carex hassei F. W. Peirson 1923-5-25 4269 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  HSC101605  Carex inversa Steve Boyd 2005-7-27 11635 Los Angeles Coastal Plains & Basins; Los Angeles Basin region: Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to Athenaeum (Faculty Club) Comment
  RSA601841  Carex praegracilis Steve Boyd 1996-4-25 8695 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
  CAS-BOT-BC118406  Carex praegracilis H. E. Hasse 1893-5-21 s.n. Los Angeles Wet ground near Acton Comment
  SEINET7574464 Image available Carex schottii Louis C. Wheeler 1967-5-24 9755 Los Angeles San Gabriel Mountains, Indian Canyon. 701 Comment
  SFV19314  Carex senta T. Sagar, A. E. Dorsey 2005-2-8 s. n. Los Angeles Santa Monica Mountains Zuma Canyon about 1.5 km north from trailhead at north end of Bansal Drive. 60 Comment
  SEINET11434596  Carex spissa Unknown 1930-1 Los Angeles Monrovia Canyon Comment
  JEPS48976  Carex subfusca Joseph Ewan 1932-6-16 7289 Los Angeles Charlton Flats San Gabriel Mts., Charlton Flats 1524 Comment
  RSA748077  Carex subfusca R. G. Swinney 2001-9-15 8133 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  SEINET7577180 Image available Carex subfusca Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains, spring on north side of Blue Ridge by Guffy Camp. Comment
  CAS-BOT-BC115674  Carex triquetra O. D. Allen 1885-3-18 s.n. Los Angeles Near Pasadena. Comment
  LA18017  Carex triquetra John Thomas Howell; 1928-3-20 3457 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park Comment
  UC219291  Carex triquetra P. A. Munz, R. D. Harwood 1920-4-21 3711 Los Angeles San Dimas Canyon 457 Comment
  SBBG80464  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles next major drainage way and cyn SE of Lemon Tank Comment
  UCD96832  Carpobrotus chilensis Daryl Koutnik 1978-4-28 420 Los Angeles Point Dume near Zuma Beach. 45 Comment
  LA103311  Carpobrotus edulis Barry A. Prigge; 1986-3-19 6939 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy Comment
  RSA347522  Castilleja affinis Barry A. Prigge 1986-3-19 6934 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA425917  Castilleja affinis A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UCR129406  Castilleja affinis A. C. Sanders, Mark Elvin 2002-6-20 25248 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  LA94902  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 29 Los Angeles 365 Comment
  UCR191289  Castilleja affinis subsp. affinis T. B. Salvato 2008-4-22 3304 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  JEPS27407  Castilleja affinis subsp. affinis Peter H. Raven 1959-3-15 15357 Los Angeles 2.1 mi e Rambla Pacifica (Piuma Road); Santa Monica Mountains 487 Comment
  RSA760674  Castilleja applegatei R. G. Swinney 2008-8-13 9403 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA448671  Castilleja applegatei subsp. martinii Geo. C. Johnstone 1925-4-10 s.n. Los Angeles Mount Lowe Comment
  RSA729232  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  RSA233545  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1972-6-29 42085 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  RSA448675  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25996 Los Angeles Pine Mountain, S of Swartout [Swarthout]. 2439 Comment
  UCD122444  Castilleja exserta Daryl Koutnik 1978-4-28 424 Los Angeles Point Dume near Zuma Beach. 45 Comment
  LA35993  Castilleja exserta subsp. exserta Peter H. Raven; Henry J. Thompson 1960-4-12 15022 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  JEPS88605  Castilleja exserta subsp. venusta L. R. Heckard 1985-5-4 6232 Los Angeles s of Rosamond Dry Lake (s side of Avenue E, 1 mi e of 10th Street East, ne of Lancaster); Mojave Desert 701 Comment
  RSA616059  Castilleja foliolosa Scott D. White, Brian Leatherman 1997-1-21 6061 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  SBBG95472  Castilleja foliolosa M. B. Dunkle 1929-3-3 2058 Los Angeles Hamilton Cyn Comment
  UCR177160  Castilleja foliolosa Stephen Dreher, LeRoy Gross 2001-4-12 614 Los Angeles Los Angeles Basin, Verdugo Mountains, south-facing slope right above the west bound 210 Fwy, just west of La Tuna Canyon Road exit 549 Comment
  CATA500  Castilleja foliolosa Sara L. Crockett 1997-4-2 642 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.2 mile up ridge 304 Comment
  RSA729744  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-6 6271 Los Angeles San Gabriel Mtns.: near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1488 Comment
  RSA448777  Castilleja minor subsp. spiralis F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5583 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  UCR172448  Castilleja minor subsp. spiralis Anuja Parikh, Nathan Gale 2005-7-7 2127 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 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
  UCR119557  Castilleja plagiotoma L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns., Big Rock Creek, 0.75 mi north of Big Rock Springs 1159 Comment
  UCR192581  Caulanthus coulteri A. C. Sanders 2008-4-10 34819 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA643175  Caulanthus major var. major Orlando Mistretta 1993-6-28 902 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  CAS-BOT-BC47903  Ceanothus arboreus Brandegee 1889-5-1 14 Los Angeles Santa Catalina Island Comment
  SD93544  Ceanothus arboreus Helen V. Witham 1975-3-23 1877 Los Angeles Road to Black Jack Mountain, Santa Catalina Island 299 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
  CAS-BOT-BC48749  Ceanothus crassifolius D. O. Burge 2007-3-23 DOB 806 b Los Angeles San Gabriel Mountains, Angeles National Forest, between Horse Canyon and Oak Canyon, above the San Gabriel River 630 Comment
  POM8839  Ceanothus crassifolius P. A. Munz, R. D. Harwood 1920-03 4300 Los Angeles 3 miles north of Claremont, Cobal's Canyon. 457 Comment
  UCSB7116  Ceanothus crassifolius Haller, John 1950-3-12 Los Angeles San Gabriel Mtns. ridge between Big Dalton and San Dimas Canyons 914 Comment
  LA212123  Ceanothus crassifolius A. Lee Haines; 1935-7-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Volfe Canyon Rd. Comment
  SEINET12209839  Ceanothus crassifolius G. L. Moxley 1916-1 s.n. Los Angeles Los Angeles Comment
  RSA399018  Ceanothus cuneatus F. R. Fosberg 1931-3-1 s 4228 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  RSA596051  Ceanothus cuneatus var. cuneatus Tim S. Ross, J. Mark Porter 1995-5-4 8428 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA0021013  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam 2013-7-11 5360 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA660450  Ceanothus integerrimus Orlando Mistretta 1992-6-26 621 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. 1634 Comment
  RSA399701  Ceanothus megacarpus var. insularis M. B. Dunkle 1938-12-30 2038 Los Angeles Santa Catalina Island. Upper Oak canyon Comment
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Jun 12 2014
  RSA399705  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4813 Los Angeles Santa Catalina Island. 280 Comment
  UCD112288  Ceanothus oliganthus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 365 Comment
  RSA60249  Ceanothus oliganthus E. K. Balls 1950-3-28 14448 Los Angeles La Crescenta, at upper end of town, on highway. Comment
  UCD170954  Ceanothus oliganthus var. sorediatus R. G. Swinney 2009-3-10 10058 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park. 305 Comment
  RSA199737  Ceanothus spinosus I. W. Clokey, Bonnie C. Templeton 1929-03 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UCR124375  Ceanothus spinosus I. W. Clokey, B. C. Templeton 1929-1 4439 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR193428  Ceanothus vestitus Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  UCR272979  Ceanothus vestitus R. G. Swinney 2011-6-15 15174 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  CAS-BOT-BC272062  Centaurea melitensis Timothy S. Ross; Steve Boyd 1994-7-7 8161 Los Angeles South base of Liebre Mountain just on the N side of the Kelly Ranch inholding, Upper Cienaga Canyon, Liebre Mountains 1018 Comment
  POM351500  Centaurea melitensis H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  RSA0035460  Centaurea melitensis Roxanne Smith 1991-4-30 2 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA187421  Centaurium venustum Peter H. Raven, H. J. Thompson 1960-7-17 15556 Los Angeles along Malibu Creek about 2 miles above the Ocean. 46 Comment
  CATA775  Centranthus ruber Mark L. Hoefs 1991-6-5 1337 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  RSA763220  Centrostegia thurberi Justin M. Wood 2010-5-10 1584 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SD214614  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Palmdale Comment
  RSA3602  Cercocarpus Carl B. Wolf 1932-5-13 3619 Los Angeles Above Hamilton Canyon, Catalina Island 244 Comment
  RSA650398  Cercocarpus betuloides G. F. Orr 1956-3-29 s.n. Los Angeles Malibu Canyon. 610 Comment
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May 28 2014
  UCR205048  Cercocarpus betuloides R. G. Swinney 2008-3-31 8582 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCR269956  Cercocarpus betuloides R. G. Swinney 2010-5-19 12806 Los Angeles San Gabriel Mountains/Western Mojave Desert, '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. 1350 Comment
  UCR95533  Cercocarpus betuloides L. C. Wheeler 1967-5-2 9277 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  SBBG70723  Cercocarpus betuloides var. betuloides M. N. Ackley -Feb-1928 959 Los Angeles Eagle Rock 274 Comment
  LA88735  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-4-30 47 Los Angeles Santa Catalina Island, Side of road, upper St. Catherine's Hotel Canyon Comment
  LA88754  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-29 35 Los Angeles Santa Catalina Island, above Avalon Comment
  RSA449411  Cercocarpus betuloides var. blancheae M. B. Dunkle 1929-4-7 2115 Los Angeles Moonstone Beach. Santa Catalina Island. Comment
  SD80925  Cercocarpus betuloides var. blancheae James Henrickson 1969-4-10 4244 Los Angeles 4 miles So. of Thousand Oaks along Decker Rd. in Santa Monica Mtns. 366 Comment
  UCD22491  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 220 Los Angeles Santa Monica Mountains. On Decker Rd., 1 mile north of junction of Mulholland Hwy. and Decker Rd. Comment
  UC1127903  Cercocarpus ledifolius var. ledifolius Jerome S. Horton 1936-5-26 351 Los Angeles edge of Brown's Flat, San Dimas Experimental Forest, Kern watershed Brown's Flat; San Dimas Experimental Forest, Brown's Flat 1310 Comment
  JEPS8876  Chaenactis fremontii Frank W. Peirson 1921-5-19 2409 Los Angeles near its opening into the Mojave Desert Little Rock Creek (n base of San Gabriel Mountains); Mojave Desert, San Gabriel Mountains, Little Rock Creek 960 Comment
  UCR281292  Chaenactis fremontii R. G. Swinney 2014-4-17 16082 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA252870  Chaenactis fremontii R. F. Thorne 1973-5-11 43527 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA93811  Chaenactis fremontii F. W. Peirson 1930-5-30 8905 Los Angeles 1 miles N of Llano Comment
  UCR205234  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA0065464  Chaenactis glabriuscula D. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue near Irwindale Avenue, Irwindale. Comment
  CAS-BOT-BC277338  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1904-5-1 249 Los Angeles Pasadena Comment
  CAS-BOT-BC277346  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA599620  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-4-16 9514 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
  CAS-BOT-BC277515  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-5-27 235 Los Angeles Roscoe Comment
  POM6337  Chaenactis glabriuscula var. lanosa R. D. Williams 1902-5-1 124 Los Angeles Claremont. Comment
  RSA152484  Chaenactis santolinoides R. C. Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-14 4189 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  RSA0089517  Chaenactis xantiana R. G. Swinney 2011-4-20 14434 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  UC31041  Chaenactis xantiana J. Burtt Davy May 9 1896-May 24 1896 2512 Los Angeles Manzana Antelope Valley, Manzana Comment
  RSA435966  Chamaesyce albomarginata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA734738  Chamaesyce serpillifolia L. C. Wheeler 1946-8-27 6268 Los Angeles San Gabriel Mountains. Jackson Lake. 1860 Comment
  JEPS52358  Chamaesyce serpyllifolia R. L. Pendleton 1909-7-3 1398 Los Angeles canyon s Avalon; Santa Catalina Island 22 Comment
  UC17682  Chamaesyce serpyllifolia Jos. Burtt Davy Los Angeles Pomona Comment
  UC450211  Chamaesyce serpyllifolia Geo. B. Grant 425 a Los Angeles Pasadena Comment
  CHSC24454  Cheilanthes covillei G. R. Pintler 1976-4-16 13 Los Angeles Ca. 5.2 mi w of Junc of Mt. Baldy Rd and Glendora Ridge Rd, ca. 2 m s of Glendora Ridge Rd, ca. 2 mi w of Sunset Peak. 914 Comment
  RSA732920  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.7 west of junction of Fish Fork Trail on West Dawson Peak Ridge. Comment
  UCR277234  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA0072134  Chenopodium M. A. Savatgy 1966-5-10 s.n. Los Angeles San Raphael Hills. 60 Comment
  PASA2696  Chenopodium album Evelyn Krayenbuhl Los Angeles between Hill Ave. and Allen Ave. on Washington St. Comment
  RSA592785  Chenopodium californicum Steve Boyd 1996-4-25 8681 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
  UCR223046  Chenopodium californicum R. G. Swinney 2009-5-6 10666 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA607502  Chenopodium leptophyllum L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  LA50756  Chenopodium macrospermum var. farinosum Zaitlin; 1951-4-8 Los Angeles Point Dume Comment
  SBBG133115  Chenopodium murale B. C. Templeton 1967-7-18 10089 Los Angeles Little Tujunga Cyn at Marek Cyn 381 Comment
  RSA597170  Chenopodium pumilio L. C. Wheeler 1950-9-10 6787 Los Angeles San Gabriel Mountains. San Dimas Canyon Dam. 434 Comment
  IRVC26364  Chorizanthe coriacea A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26052 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  SBBG132185  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-13 2169 Los Angeles 0.2 km S of Magic Mtn Parkway, 0.7 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch 360 Comment
  UC188736  Chorizanthe parryi var. fernandina Samuel B. Parish June 1887 1989 Los Angeles San Fernando Comment
  CAS-BOT-BC244654  Chorizanthe staticoides Steve Boyd; Lauren Raz 1997-5-6 9700 Los Angeles Liebre Mountains Region. San Francisquito Canyonm west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater 731 Comment
  RSA0115404  Chorizanthe staticoides R. G. Swinney 2010-5-29 13244 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA4557  Chorizanthe staticoides B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  RSA709536  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. 396 Comment
  SEINET13094759  Chorizanthe staticoides var. latiloba A. D. E. Elmer 3689 Los Angeles Acton. 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
  CLARK-A1528-2050  Chrysanthemum coronarium Alfred R. Roos 1956-5-22 Los Angeles El Segundo Comment
  SEINET11860561  Chrysothamnus nauseosus subsp. albicaulis H. W. Graham 1927-9-9 9 /9/2012 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  SBBG126144  Cicer arietinum A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36931 Los Angeles San Gabriel River between Bassett and S El Monte, from Hwy 60 crossing to above confluence with Sa Jose Crk, vicinity of Thienes Ave public access to San Gab Riv greenway 71 Comment
  RSA0085289  Cirsium occidentale R. G. Swinney 2010-4-30 12472 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA603795  Cirsium occidentale L. C. Wheeler 1936-6-21 4167 Los Angeles Palmer Canyon, San Gabriel Mts. 701 Comment
  CHSC95845  Cirsium occidentale var. occidentale LeRoy Gross; Laura Moore 2000-6-5 216 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery. 349 Comment
  RSA507973  Cirsium occidentale var. occidentale Steve Boyd, Timothy S. Ross 1988-4-28 2227 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA0059661  Cirsium occidentale var. occidentale P. A. Munz 1923-4-12 6981 Los Angeles San Clemente Island. Common on grassy slope above Casa Blanca. 30 Comment
  RSA0059667  Cirsium occidentale var. occidentale Louis C. Wheeler 1932-4-30 671 B Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  CAS-BOT-BC438745  Cistanthe monandra Roxana S. Ferris 1918-6-12 950 Los Angeles 3 miles above Acton on Palmdale-Saugus Road Comment
  RSA710329  Cistanthe monandra LeRoy Gross 2005-5-3 2197 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA466598  Cistanthe monandra Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  RSA65419  Cistanthe monosperma F. W. Peirson 1905-7-14 34 Los Angeles San Antonio Canyon, San Gabriel Mts., Los Angeles Co., California Comment
  RSA279041  Cistus creticus R. F. Thorne 1971-4-23 41479 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  LA202428  Cistus ladanifer Arthur C. Gibson; Tarja Sagar 2004-9-8 5086 Los Angeles Santa Monica Mountains, E of Corral Canyon Rd Comment
  RSA0065530  Cistus villosus R. Carlston 1961-5-27 s.n. Los Angeles Big Dalton Canyon, Glendora. Comment
  CAS-BOT-BC172449  Clarkia bottae Le Roy Abrams 1900-4-1 s.n. Los Angeles Pasadena Comment
  RSA453461  Clarkia cylindrica subsp. cylindrica Martha Hilend 1928-5-26 284 Los Angeles On Ridge Route, near summit. Comment
  SBBG31046  Clarkia epilobioides R. F. Thorne 1966-4-28 36227 Los Angeles near upper end of Renton Mine Rd in Pebbly Beach Cyn 259 Comment
  UCR188659  Clarkia purpurea R. G. Swinney 1990-4-28 1573 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  UCR49214  Clarkia purpurea Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  RSA654225  Clarkia purpurea subsp. quadrivulnera Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 943 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA0091867  Clarkia purpurea subsp. quadrivulnera Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1572 Los Angeles Santa Catalina Island. Along Black Jack Road, ca. 0.15 mile from junction with Airport Road, ca. 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  CAS-BOT-BC164726  Clarkia rhomboidea I. M. Johnston 1917-7-3 1404 Los Angeles San Antonio [Canon] Canyon 1524 Comment
  JEPS43760  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles between Fern Lodge and Madrona Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  SEINET10969625  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-A Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many cultivar. Comment
  SEINET13386990 Image available Clarkia xantiana R. G. Swinney 2011-1 14922 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5' Q) 1096 Comment
  UCR217414  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SBBG118820  Claytonia perfoliata P. Robinson 1991-5-19 374 Los Angeles Sycamore Cyn, ca. 0.25 mi S of intersection of Beverly Blvd and Workman Mill, ca. 1.75 mi E of Workman Mill Rd (on trail into cyn) Comment
  UC852087  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4527 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 365 Comment
  POM11608  Claytonia rubra subsp. rubra P. A. Munz 1921-6-18 4603 Los Angeles San Antonio Mountains: Swartout Valley 2287 Comment
  RSA199708  Clematis lasiantha I. W. Clokey, Bonnie C. Templeton 1929-05 4545 Los Angeles Mandeville Canyon 300 Comment
  RSA386208  Clematis lasiantha Albert J. Perkins 1923-5-28 s.n. Los Angeles Trail Colby to Loomis. [Likely Colby Ranch: NNE of Strawberry Peak, San Gabriel Mountains, and Loomis Ranch: NW of Chilao Flat.] Comment
  RSA597512  Clematis lasiantha Louis C. Wheeler 1961-6-12 7863 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1067 Comment
  RSA702913  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  UCR277193  Clematis ligusticifolia R. G. Swinney 2010-9-30 13928 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
  CAS-BOT-BC92816  Clematis pauciflora Ernest Braunton 1902-5-5 s.n. Los Angeles Glendora. Comment
  RSA167496  Cleome isomeris D. Propst 1964-08 11920 Los Angeles Santa Catalina Island. Comment
  RSA802447  Collinsia heterophylla Orlando Mistretta, Jamie Reese 2011-7-28 6007 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  UCR271490  Collinsia heterophylla R. G. Swinney 2011-5-3 14556 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0035052  Collinsia heterophylla Harold L. Pirie 1963-5-21 s.n. Los Angeles Santa Monica Mts., on Robinson Rd. off Topanga Cyn. Rd. 274 Comment
  SBBG27282  Collinsia heterophylla I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles Pomona Hills Comment
  RSA0098840  Collinsia parryi R. G. Swinney 2011-6-7 15045 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  SD30234  Colutea arborescens Paul O. Schallert 1943-4-19 Los Angeles Monrovia, in canyon Comment
  LA46186  Comarostaphylis diversifolia subsp. planifolia K. Kneen; 1933-8-9 6212 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA573453  Conium maculatum T. S. Ross 1992-6-15 6559 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 294 Comment
  SBBG42177  Constancea nevinii M. B. Dunkle 1939-4-6 7284 Los Angeles Mosquito Harbor Comment
  UC896347  Constancea nevinii Ezra C. Knopf 151 Los Angeles Santa Catalina Island Comment
  RSA394787  Convolvulus arvensis F. R. Fosberg 1930-6-26 53010 Los Angeles Lower Ballona Creek 8 Comment
  UCR204878  Conyza canadensis R. G. Swinney 2005-8-9 8405 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0088137  Conyza canadensis Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 813 Los Angeles Santa Catalina Island. Above pier at W end of Moonstone Cove, along trail to White's Landing. 18 Comment
  RSA602769  Conyza canadensis var. canadensis L. C. Wheeler 1972-12-30 12807 Los Angeles San Gabriel Mountains: Cattle Canyon. 701 Comment
  RSA628365  Conyza coulteri Steven A. Junak 1997-10-28 sci- 981 Los Angeles San Clemente Island, along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 409 Comment
  UCR243022  Conyza floribunda R. G. Swinney 2009-8-6 11533 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  JEPS70072  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-30 2852 Los Angeles 10 air mi nw Castaic (Oak Flats Campground n of Whitaker summit) 640 Comment
  RSA412293  Cordylanthus rigidus subsp. setiger George B. Grant 1900-7-30 s.n. Los Angeles In canyons, near Glendale Comment
  UCR270046  Coreopsis bigelovii R. G. Swinney 2011-4-20 14435 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  CAS-BOT-BC287868  Coreopsis californica I. Johnston 1917-3-29 1251 Los Angeles Above Claremont Comment
  POM356048  Coreopsis californica var. californica L. C. Wheeler 1933-4-16 1646 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  CAS-BOT-BC105719  Corethrogyne filaginifolia Le Roy Abrams 1904-9-2 4123 Los Angeles Elysian Park, Los Angeles Comment
  RSA455879  Corethrogyne filaginifolia M. Bisbee 1917-9-15 s.n. Los Angeles Hills north of Eagle Rock Comment
  UCR47921  Coronopus didymus D. L. Koutnik 1978-4-30 s.n. Los Angeles 6922 Hesperia Ave., Reseda 213 Comment
  CATA2208  Cotoneaster pannosus Sara L. Crockett 1997-3-14 90 Los Angeles Santa Catalina Island: Hillside adjacent to small park at base of Avalon Canyon Road near 5-way intersection, below steps leading up to Country Club Drive 36 Comment
  UCR65251  Cotula australis F. R. Fosberg 1931-4-8 S- 04506 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  CATA89  Cotula coronopifolia Peter Henrikson 1987-4-17 67 Los Angeles Santa Catalina Island: Small reservoir southwest of Haypress Reservoir 396 Comment
  SEINET13729336  Crassula connata var. connata Unknown 1966-2-27 1040 Los Angeles Plants of California LOS ANGELES COUNTY Flowers rose; plants tufted, erect, mostly branched, 1 - 4 cm tall; abundant in dry rocky wash. COASTAL SAGE SCRUB VEGETATION: Wash outside of Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA723434  Crassula connata var. erectoides M. B. Dunkle 1929-4-21 2139 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  UC165377  Crassula connata var. eremica unknown 1905-4-19 1295 Los Angeles Garvanza Comment
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Nov 25 2011
  POM244925  Cressa truxillensis F. R. Fosberg 1931-5-16 S- 4880 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  SBBG78934  Cressa truxillensis F. R. Fosberg 1931-5-16 4880 Los Angeles Little Harbor 2 Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  RSA2005  Croton californicus C. B. Wolf 1931-5-13 2001 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA569530  Croton californicus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  UCR210420  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  OBI2786  Croton setiger Ted H. Thorsted Jr 1970-8-20 s.n. Los Angeles On slope bounding cmapus of Calif State College at Los Angeles 122 Comment
  RSA613030  Croton setiger L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Ridge at head of Little Dalton Canyon. 960 Comment
  UCR220051  Cryptantha R. G. Swinney 2009-4-24 10448 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
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Feb 19 2020
  UCR138547  Cryptantha circumscissa Steve Boyd, Orlando Mistretta 1986-3-31 1539 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA0031374  Cryptantha clevelandii Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9480 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA517124  Cryptantha clevelandii T. S. Ross 1990-5-14 2503 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1095 Comment
  SBBG126912  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3408 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 865 Comment
  UCR209247  Cryptantha echinella R. G. Swinney 2008-10-8 9526 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  SBBG98437  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5263 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 384 Comment
  SFV15348  Cryptantha intermedia J. C. Dittes, D. Stolp 1990-4-1 66 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  RSA0039734  Cryptantha intermedia var. intermedia Roxanne Smith 1991-4-30 6 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  POM3847  Cryptantha intermedia var. johnstonii L. R. Abrams 1902-6-10 2512 Los Angeles Near Playa del Rey. Comment
  RSA0001777  Cryptantha intermedia var. johnstonii I. M. Johnston 1918-5-15 1938 Los Angeles Claremont. [Campus by Harwood Hall.] 366 Comment
  RSA0047906  Cryptantha microstachys R. G. Swinney 2010-6-4 13062 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA674717  Cryptantha microstachys Scott D. White, P. De Vries 2000-5-18 7907 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SD253404  Cryptantha microstachys R. G. Swinney 2011-5-19 14763 Los Angeles San Gabriel Mts.: Camp Colby (Colby Ranch) 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Rd and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  RSA584975  Cryptantha microstachys T. S. Ross 1993-5-16 7161 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle 1024 Comment
  UCSB5581  Cryptantha microstachys Beach, Kay 1944-6-20 Los Angeles Tanbark SRE Comment
  LA31581  Cryptantha muricata Henry J. Thompson; 1959-5-24 sn Los Angeles Comment
  UCR259576  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA499683  Cryptantha muricata Robert M. Perkins 1936-4-16 155 Los Angeles El Segundo Comment
  RSA0079404  Cryptantha muricata var. jonesii L. C. Wheeler 1934-4-12 2527 Los Angeles San Gabriel Wash. 107 Comment
  RSA0079558  Cryptantha muricata var. jonesii Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest, Sawmill Mountain. 1493 Comment
  UCR271132  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15112 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA756180  Cryptantha nevadensis var. rigida Orlando Mistretta 2008-4-3 2267 -a Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA725116  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR220250  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SEINET3860018  Cryptantha pterocarya R. G. Swinney 2009-4-24 10436 Los Angeles Transverse Ranges: San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  UC1348877  Cuscuta californica Robert F. Thorne 1966-6-2 36510 Los Angeles near upper end of road leading to White's Landing; Santa Catalina Island 396 Comment
  RSA603490  Cuscuta californica var. californica L. C. Wheeler 1931-8-9 S 12 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  SD39891  Cuscuta californica var. californica Edith A. Purer 1931-3-12 1507 Los Angeles El Segundo Comment
  UCR101744  Cuscuta indecora var. indecora L. C. Wheeler 1946-8-20 6226 Los Angeles 1 mi. north of Covina. 175 Comment
  UCD54442  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 12 Los Angeles Lancaster, 70th St. West and Ave D. Comment
  RSA708938  Cuscuta subinclusa Scott D. White 2004-8-20 10737 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
  UCR223294  Cuscuta subinclusa R. G. Swinney 2009-7-23 11379 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
  SD248375  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11615 Los Angeles Transverse Range: San Gabriel Mountains/Mojave Desert; confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 miles SW of Vincent train station (Caton 7.5;Q) 921 Comment
  RSA0104982  Cyperus Steven A. Junak 1999-7-17 SCa- 1066 Los Angeles Santa Catalina Island. Just N of Patrick Reservoir, just S of new trans-island fenceline. 412 Comment
  UC1595417  Cyperus eragrostis Tim Ross and Annette H. Ross 1991-7-29 5718 Los Angeles Elepahnt Hill, W. Pomona, n.-most point of Puente Hills San Dimas U.S.G.S. 7.5' Quad., Puente Hills, W. Pomona, Elep 228 Comment
  UCR206157  Cyperus eragrostis R. G. Swinney 2008-5-30 8893 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  CAS-BOT-BC114635  Cyperus eragrostis Louis C. Wheeler 1933-12-24 2344 Los Angeles Sunny delta of artificial lake, San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  SFV22011  Cyperus involucratus V. Soza, L. Gross, R. Kopelov 2000-3-30 662 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. Rocky canyon bottom in stream. 549 Comment
  RSA365112  Cyperus odoratus Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA11496  Cystopteris fragilis H. E. Hasse, Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek among the pines, 5000 ft. 1524 Comment
  RSA600049  Cystopteris fragilis Steve Boyd, Lauren Raz 1997-5-20 9804 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR94477  Cystopteris fragilis Orlando Mistretta, Steve Boyd 1995-5-23 1715 Los Angeles San Gabriel Mtns., Bare Mountain Canyon, W side tributary drainage NE of Pacifico Mtn. 1784 Comment
  CHSC95790  Datisca glomerata LeRoy Gross; Naomi Fraga, Steve Williams 2002-7-17 555 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA0021438  Datura meteloides E. S. Spalding 1923-10-11 s.n. Los Angeles Roadside Comment
  OBI69425  Datura wrightii Steve Morgan 1974-5-1 95 Los Angeles W boundary point of Scholl Cyn Park, Glendale 335 Comment
  RSA421873  Datura wrightii Robert Gustafson 1980-7-9 1806 Los Angeles Ballona Wetlands, Area 3. Comment
  CATA1258  Daucus pusillus Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2342 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  SBBG128561  Daucus pusillus M. L. Hoefs, D. R. Hoefs 1995-6-29 2342 Los Angeles Empire Landing Rd near quarry 124 Comment
  HSC31474  Deinandra clementina R. F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island: near Duty Office, Wilson's Cove, NE end of island 30 Comment
  SDSU19661  Deinandra clementina Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2189 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that runs south from Eel Point. 69 Comment
  CDA4522  Deinandra minthornii Christi Perala 1988-11-1 s.n. Los Angeles Santa Monica Mountains, west-face of Calabasas Peak. 0 Comment
  UCR117127  Delosperma litorale A. C. Sanders, D. Malueg 2001-5-17 24338 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA226241  Delphinium cardinale Gary D. Cromwell, David W. Wheat 1971-7-1 704 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  SD230276  Delphinium cardinale Louis C. Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, Ao mile south of Arrow Highway. Comment
  RSA0029742  Delphinium glaucum Robert F. Thorne 1971-8-25 41259 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  UCR151342  Delphinium parishii subsp. parishii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 893 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  UC1126092  Delphinium parryi Jerome S. Horton 1936-5-26 347 Los Angeles Brown's Flat Cucamonga Quadrangle, San Dimas Experimental Forest Comment
  UCR87350  Delphinium parryi R. G. Swinney 1994-4-7 2840 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail 610 Comment
  RSA0080672  Delphinium patens subsp. hepaticoideum Tim S. Ross 1992-5-8 6300 Los Angeles San Gabriel Mountains: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N; ca. 640 ft. NNW of Dora triangulation point (4547 ft.). 1244 Comment
  RSA0030015  Delphinium patens subsp. montanum Robert M. Perkins 1937-4-2 301 Los Angeles San Gabriel Canyon. Comment
  RSA783867  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 E Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA783870  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 B Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  SBBG105348  Delphinium variegatum subsp. kinkiense H. L. Ferguson 1980-3-24 166 Los Angeles cyn N of North Tank 152 Comment
  JEPS51679  Dendromecon rigida W. L. Jepson 1920-5-3 8931 Los Angeles mountain above Eastaic Creek (ridge route) 975 Comment
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May 12 2014
  POM266  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  RSA598853  Dendromecon rigida Steve Boyd, Tim S. Ross 1997-3-21 9227 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1311 Comment
  SFV15498  Dendromecon rigida E. J. Spencer 1992-3-9 13 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road, just south of junction with Bear Canyon Divide Road. 732 Comment
  UC1126374  Dendromecon rigida G. T. Nordstrom 1935-2-21 336 Los Angeles 1 3/4 mi se mouth of Fish Creek; Angeles National Forest, Tejon Quadrangle Comment
  SDSU795  Dendromecon rigida D. R. Harvey 1937-3-6 1063 Los Angeles Winnetka Valley, lower end. Comment
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Jun 15 2009
  POM244775  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-13 S 4580 Los Angeles Santa Catalina Island. Renton Mine, Pebble [Pebbly] Beach Canyon, left fork 300 Comment
  RSA433201  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-23 S 4681 Los Angeles Santa Catalina Island. Black Jack Mountain: Black Jack Mine. 400 Comment
  RSA545271  Dendromecon rigida subsp. rhamnoides D. Propst, Hoefs 1973-3-3 19 Los Angeles Upper White's Landing Road, Santa Catalina Island. 381 Comment
  RSA433205  Dendromecon rigida subsp. rigida W. P. Burger 1979-5-5 70 Los Angeles Angeles Forest Highway: 3 mi. from juction with Angeles Crest Highway. 915 Comment
  RSA600140  Deschampsia danthonioides Steve Boyd, Lauren Raz 1997-5-29 9921 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR192585  Deschampsia danthonioides A. C. Sanders 2008-4-10 34796 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  UCR223249  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0098631  Descurainia incisa R. G. Swinney 2010-9-7 13701 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA748113  Descurainia pinnata R. G. Swinney 2008-5-8 8794 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
  RSA771902  Descurainia pinnata R. G. Swinney 2009-5-5 10632 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UC1234805  Desmazeria rigida Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island, near mouth of Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 60 Comment
  UCR223625  Dicentra chrysantha R. G. Swinney 2009-6-28 11290 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, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway 194 Comment
  RSA604497  Dicentra chrysantha Louis C. Wheeler 1933-6-17 1861 Los Angeles Claremont. 366 Comment
  CAS-BOT-BC499430  Dichelostemma capitatum Timothy S. Ross; Steve Boyd 1994-5-4 7674 Los Angeles Northeast summit of GRASS MOUNTAIN: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1389 Comment
  RSA365101  Digitaria sanguinalis Gary D. Wallace 1979-5-2 1836 Los Angeles Vacant lot, corner of Baldwin Ave. and Foothill Blvd., Arcadia. Comment
  CAS-BOT-BC152891  Diplacus brevipes Le Roy Abrams 1899-8-1 335 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC153186  Diplacus johnstonii I. M. Johnston 1917-6-20 1486 Los Angeles Baldy Lookout of U.S.F.S. 2133 Comment
  RSA641433  Distichlis spicata L. C. Wheeler 1967-7-23 10156 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  UC572672  Dodecatheon clevelandii subsp. clevelandii A. D. Gifford 1935-2-5 Los Angeles one and one-half mi se Oak Flat; Tejon Quad., se of Oak Flat 883 Comment
  RSA188324  Drymocallis glandulosa var. wrangelliana Robert F. Thorne, Percy C. Everett 1965-6-23 34963 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  LA2187  Dryopteris arguta W. Scott Lewis; 1085 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  RSA649984  Dryopteris arguta Glen Johnson 1949-5-3 s.n. Los Angeles Crystal Lake 1828 Comment
  RSA423510  Dudleya cymosa subsp. pumila L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA83407  Dudleya cymosa subsp. pumila Joseph A. Ewan 1932-7-4 7572 Los Angeles Millard's Canyon, above the falls Comment
  POM82690  Dudleya lanceolata P. A. Munz 1925-4-23 9424 Los Angeles San Gabriel Canyon. 305 Comment
  RSA786893  Dudleya lanceolata Doris Bowers 1957-5-5 740 Los Angeles Road just N/o Puddingstone, La Verne 320 Comment
  SD120665  Dudleya multicaulis C. W. Tilforth, Wisura 1982-4-29 Los Angeles Rancho Santa Ana Botanic Garden. Comment
  UC1593823  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 351 Los Angeles 0.4 km e lighthouse (on n facing slope along edges os Palos Verdes Dr South); Point Vincente 67 Comment
  CATA3549  Dudleya virens subsp. hassei Peter J. Dixon 2018-5-30 113 Los Angeles Santa Catalina Island: Channel side; East End of Island; Pebbly Beach Road, near freight line landing, on road embankment, diorite. 2 Comment
  SBBG65466  Dysphania multifida M. N. Ackley -Sep-1928 420 Los Angeles Eagle Rock 182 Comment
  HSC8367  Ehrendorferia chrysantha C. S. Apperson 1967-6-20 Los Angeles 2 mi. E of Sierra Pelona lookout, off Big Oak Tree trail Comment
  SD69499  Elatine californica Robert F. Thorne 1966-4-6 35898 Los Angeles Santa Catalina Island, at margin of small reservoir below Catalina Airport. 230 Comment
  POM1364  Eleocharis palustris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  RSA365424  Eleocharis palustris Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA605021  Eleocharis parishii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR141227  Elymus elymoides June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC207176  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1995-6-29 8660 Los Angeles Near west summit of Liebre Mountain. 1706 Comment
  RSA729846  Elymus glaucus R. G. Swinney 1999-6-21 7351 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
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Apr 30 2009
  UCR209426  Elymus glaucus R. G. Swinney 2008-9-13 9455 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UCR256161  Elymus glaucus R. G. Swinney 2010-6-4 13032 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
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC206748  Elymus glaucus subsp. glaucus G. B. Grant 1902-6-10 5109 Los Angeles Summit Mt. Wilson Comment
  UCR271251  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14973 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UCR256165  Emmenanthe penduliflora R. G. Swinney 2010-3-22 12002 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR146346  Encelia actoni James Henrickson 1985-3-30 19778 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  SBBG39616  Encelia californica E. R. Blakley 1963-4-7 5507 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  HSC24950  Ephedra nevadensis James Henrickson 1968-4-27 2760 Los Angeles 2 mi. W of Little Rock along Hwy. 138, Mojave Desert 854 Comment
  RSA595468  Ephedra viridis L. C. Wheeler 1967-5-12 9488 Los Angeles San Gabriel Mountains. Summit 4183. 1250 Comment
  POM2992  Epilobium adenocaulon var. parishii W. R. Shaw 1900-7-3 39 Los Angeles Claremont. Comment
  POM49686  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica Mountains. Comment
  UCR19034  Epilobium canum subsp. canum John C. Roos 1941-10-11 866 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCSB4528  Epilobium canum subsp. canum Wedberg, H. 1956-9-11 Los Angeles U.S. 101, coast, 0.8 mi W Tuna Can. Comment
  POM11417  Epilobium canum subsp. latifolium I. M. Johnston 1917-7-26 1586 Los Angeles San Antonio Canyon. 2287 Comment
  RSA0031753  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Christine Mistretta 2008-5-5 2642 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 320 Comment
  RSA733124  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 1998-7-24 6574 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  RSA381699  Epipactis gigantea George Henry Grinnell 1924-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  JEPS60124  Equisetum X ferrissii Louis C. Wheeler 1931-9-5 59 Los Angeles San Dimas Canyon; San Gabriel Mts., 487 Comment
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Sep 26 2010
  IRVC28718  Equisetum hyemale A. C. Sanders, Mark A. Elvin 2002-8-26 25583 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  SD82311  Equisetum hyemale subsp. affine J. Ewan 1929-12-23 Los Angeles Santa Monica Mountains, La Sierra Canyon 455 Comment
  RSA714717  Equisetum hyemale var. affine A. C. Sanders, Mark Elvin 2002-8-26 25583 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  POM281795  Equisetum hyemale var. affine J. Ewan 1929-12-23 3733 Los Angeles La Sierra Canyon, Santa Monica Mtns. 457 Comment
  CAS-BOT-BC57315  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  SBBG56332  Equisetum laevigatum R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SBBG77005  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UCD62985  Eragrostis cilianensis H. S. Yates 1936-8-28 6357 Los Angeles 5 miles ESE of Palmdale. 813 Comment
  LA33391  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, just N of Sunset Blvd. 167 Comment
  LA11741  Eragrostis pectinacea A. M. Johnson; 1937-11-2 93 Los Angeles Comment
  SBBG88177  Eragrostis pectinacea A. C. Sanders 1987-9-18 7383 Los Angeles El Segundo dunes W of Los Angeles Intl Airport and Pershing Drive 38 Comment
  LA34231  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-6-4 14333 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  UC868828  Eremocarpus setiger F. R. Fosberg 1931-7-11 S 5383 Los Angeles Cape Canyon Santa Catalina Island (middle) 220 Comment
  RSA127803  Eremocarpus setiger P. H. Raven, Henry J. Thompson 1959-9-18 14427 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA706658  Eremocarpus setiger Michael Wall 2004-8-19 362 Los Angeles RSABG, in the planter on the south side of the seed storage facility building. Comment
  SBBG58290  Eriastrum densifolium R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  UC55344  Eriastrum densifolium subsp. austromontanum J. H. Barber 1897-6-26 192 Los Angeles Aliso Canyon Comment
  UC130860  Eriastrum pluriflorum Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  RSA0121162  Eriastrum pluriflorum subsp. sherman-hoytiae F. W. Peirson 1933-5-13 s.n. Los Angeles About 10 miles south of Munroc, Western Mojave Desert. Comment
  LA52314  Eriastrum sapphirinum Carl Epling; M. Epling 1935-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR177544  Eriastrum sapphirinum LeRoy Gross, Valerie Soza 2001-5-31 391 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  RSA226040  Ericameria cooperi R. F. Thorne, C. W. Tilforth 1971-6-29 40672 Los Angeles 0.5 mi below Little Rock Dam 944 Comment
  RSA601845  Ericameria cooperi Steve Boyd, Timothy S. Ross, Laura Moore, Valerie L. Soza 1997-7-8 10007 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA0119521  Ericameria cooperi subsp. cooperi R. G. Swinney 2014-4-23 16146 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. 1232 Comment
  CAS-BOT-BC131689  Ericameria cooperi var. cooperi Frank W. Peirson 1921-5-19 1245 Los Angeles Little Rock Cr., San Gabriel Mts. Comment
  UCR271159  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway 476 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
  SEINET7837779  Ericameria linearifolia Steve Boyd, Wall, M. 1996-4-4 8543 Los Angeles Liebre Mountains. Ridgeline between Charlie Canyon jand San Francisquito Canyon off Angeles National Forest Road 5N17. Ca 0.4 road miles south of junction with 5N30, south of Red Mountain. Comment
  RSA0064064  Ericameria nauseosa var. hololeuca Richard G. Swinney 2010-10-13 14035 Los Angeles Lily Spring, within 100 meters of main spring. East of spring. 2454 Comment
  LA30504  Ericameria parishii var. parishii Jane Turner; T. Mosquin 1958-11-16 C- 41 Los Angeles 560 Comment
  POM4762  Ericameria parishii var. parishii I. M. Johnston 1918-9-1 2150 Los Angeles Evey Canyon (fire break) 1219 Comment
  RSA517157  Ericameria parishii var. parishii Timothy S. Ross, Orlando Mistretta 1990-10-9 3249 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  SJSU13640  Ericameria parishii var. parishii C. W. Sharsmith 1945-9-7 5472 Los Angeles near Mt Vetter Fire Lookout just west of Charleton (""Pine"") Flat, San Gabriel Mts 1524 Comment
  UCR209864  Ericameria parryi R. G. Swinney 2008-7-15 9199 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC293132  Ericameria pinifolia B. 1903-8-1 4076 Los Angeles Claremont Comment
  RSA739687  Ericameria pinifolia John Dittes 2005-11-26 1299 Los Angeles Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  UC1118788  Ericameria pinifolia H. A. Jensen 1933-1-25 258 Los Angeles San Gabriel Wash Pomona Quad., San Gabriel Wash 121 Comment
  LA88390  Erigeron canadensis O. H. Kappler; 1943-9-12 536 Los Angeles Santa Monica Mountains, Arroyo Sequit 182 Comment
  RSA628320  Erigeron foliosus L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  UCR209413  Erigeron foliosus R. G. Swinney 2008-10-8 9521 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  SBBG14462  Erigeron foliosus var. foliosus H. and M. Dearing 1944-10-5 5899 Los Angeles Chilao 1524 Comment
  UC101104  Erigeron foliosus var. foliosus H. M. Hall 1905-7-1 6714 Los Angeles Fairmount Antelope Valley, Fairmount 853 Comment
  CAS-BOT-BC189069  Eriodictyon crassifolium Reid Moran 1941-5-17 863 Los Angeles Pico Canyon, N of San Fernando Comment
  SFV6004  Eriodictyon crassifolium S. Cutler 1972-4-7 s. n. Los Angeles San Gabriel Mountains Santa Clara Divide Road at Bear Canyon. 945 Comment
  UCR255514  Eriodictyon crassifolium Dan S. Cooper 2014-6-26 614- 20 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  JEPS37  Eriodictyon crassifolium var. nigrescens Frank W. Peirson 1918-5-19 171 Los Angeles Echo Mountain; San Gabriel Mountains, Echo Mountain 990 Comment
  CAS-BOT-BC188957  Eriodictyon parryi John Thomas Howell 1931-6-6 6671 Los Angeles Sandberg's, Ridge Route Comment
  UCR273373  Eriodictyon parryi R. G. Swinney 2011-6-22 15265 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  SEINET10497049  Eriodictyon traskiae Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4804 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  CAS-BOT-BC222687  Eriodictyon trichocalyx John Thomas Howell 1947-7-18 23421 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA647963  Eriodictyon trichocalyx Michelle Manolovitz, Brian Manolovitz 1992-5-19 29 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  SEINET10316623  Eriodictyon trichocalyx G. W. L. Moxley 1925-7-21 Los Angeles Barley Flats, San Gabriel Mtns Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  CAS-BOT-BC241586  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-8-10 2331 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  UCR127656  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2003-8-7 27172 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  JEPS57063  Eriogonum brachyanthum Ralph Hoffmann 1927-8-31 2674 Los Angeles Palmdale Comment
  LA52296  Eriogonum cinereum Louis Wheeler; 1931-11-11 344 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  UC1348956  Eriogonum clavatum J. Massey and J. Henrickson 1966-4-9 1177 Los Angeles 1 mi sw Piute Butte; Mojave Desert Comment
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Dec 22 2020
  POM263247  Eriogonum davidsonii J. C. Roos 1937-7-18 403 Los Angeles San Antonio Canyon, between Los Angeles and San Bernardino counties. Comment
  RSA0116176  Eriogonum davidsonii R. G. Swinney 2011-6-15 15201 Los Angeles San Gabriel Mountains; SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail. 1622 Comment
  UC56059  Eriogonum davidsonii J. H. Barber 1897-6-29 219 Los Angeles Bear Canyon Comment
  UCR280753  Eriogonum davidsonii R. G. Swinney 2014-4-30 16272 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  CAS-BOT-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
  RSA149756  Eriogonum davidsonii Robert J. Fortlage 1961-9-10 s.n. Los Angeles San Gabriel Mountians, Angeles National Forest: Big Pines 2073 Comment
  RSA393481  Eriogonum deflexum var. baratum Anstruther Davidson 1897-10 s.n. Los Angeles Little Rock Creek. Comment
  RSA756184B  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 2008-4-4 2327 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  RSA766428  Eriogonum elongatum Raymond J. Dobbs 1927-11-1 s.n. Los Angeles Near Waterman [Station?]. San Gabriel Mtns. 976 Comment
  UCR274991  Eriogonum elongatum Michael Honer, Mary Ann Hasskamp 2006-4-19 2210 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  UCR277048  Eriogonum elongatum R. G. Swinney 2011-9-22 15690 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  SDSU6562  Eriogonum elongatum A. H. Gallup 1948-10-21 72 Los Angeles Lebec. San Gabriel Mt. Range. 1067 Comment
  RSA59071  Eriogonum fasciculatum G. R. Campbell 1950-4-17 14586 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  LA210346  Eriogonum fasciculatum var. foliolosum Bruce Douglas Clayton; Greg Shaw 1972-3-30 27 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  RSA547819  Eriogonum fasciculatum var. polifolium Tim S. Ross, Peter Fritsch 1990-6-20 3627 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC83226  Eriogonum fasciculatum var. polifolium C. F. Baker 1903-8-2 3454 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  UCSB8543  Eriogonum giganteum McElwain, I. 1953-5-2 Los Angeles Catalina Is; White's Landing Comment
  RSA393369  Eriogonum giganteum var. giganteum G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC253436  Eriogonum gracile Louis C. Wheeler 1931-9-1 49 Los Angeles 2 mi. N Claremont 411 Comment
  CHSC69827  Eriogonum gracile Bonnie C. Templeton 1939-9-6 Los Angeles Playa Del Rey 40 Comment
  SEINET5728848 Image available Eriogonum gracile Delzie Demaree 1933-1 10538 Los Angeles Los Angeles; Los Angeles Comment
  RSA0013166  Eriogonum gracile var. gracile Orlando Mistretta, Christine Mistretta 2011-6-11 5680 Los Angeles Near intersection of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1000 Comment
  CAS-BOT-BC261094  Eriogonum gracillimum James L. Reveal 1976-5-23 4446 Los Angeles Along 10th West between G and H streets in Lancaster Comment
  SD85103  Eriogonum grande var. grande Charles Burch 1963-12-8 Los Angeles San Clemente Island, first canyon south of Seal Cove Comment
  UC557694  Eriogonum grande var. grande Nell Murbarger May, 1936 176 Los Angeles San Clemente Island Comment
  RSA762732  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. south of Big Rock Creek Rd. 1634 Comment
  CAS-BOT-BC261179  Eriogonum heermannii var. heermannii Carl B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  RSA766089  Eriogonum inflatum C. Epling 1931-10-24 s.n. Los Angeles Between Sandbergs and Pine Canyon. Comment
  RSA0040524  Eriogonum microtheca var. johnstonii Orlando Mistretta 1995-12-12 1954 Los Angeles Transverse Ranges; San Ganbriel Mountains region: Little Rock Creek Canyon. 1741 Comment
  UCR190115  Eriogonum microthecum var. johnstonii R. G. Swinney 1998-8-27 6804 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, above Coldwater Canyon 2652 Comment
  RSA578234  Eriogonum nudum var. pauciflorum Tim S. Ross, S. D. Boyd 1994-9-21 8293 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  SFV19166  Eriogonum nudum var. westonii J. N. Hogue 2004-8-8 231 .5 Los Angeles San Gabriel Mountains Camp Eaton (= Camp Cumorah Crest). 3 km northeast of Newcomb Ranch. 1860 Comment
  RSA781238  Eriogonum parvifolium A. C. Sanders, Dan S. Cooper 2010-3-12 37347 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  SBBG65204  Eriogonum plumatella R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  CAS-BOT-BC258229  Eriogonum pusillum R. F. Thorne; Walter Wisura; Suzanne Granger; Pamela Burton 1982-4-20 54982 Los Angeles San Gabriel Mountains: 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 1158 Comment
  UCR138846  Eriogonum pusillum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  JEPS56481  Eriogonum pusillum Dr. A. Davidson 1899-1-1 Los Angeles Lancaster Mojave Desert, Lancaster Comment
  RSA597740  Eriogonum saxatile Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3796 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  UCR168449  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5452 Los Angeles Transverse Ranges; San Gabriel Mountains, south slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  CAS-BOT-BC262866  Eriogonum thurberi Clare B. Hardham 1958-6-14 3702 Los Angeles Tajunga [Tujunga] Wash Comment
  UCR202686  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8028 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  CAS-BOT-BC268204  Eriogonum umbellatum var. munzii Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10014 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site 1584 Comment
  CAS-BOT-BC268212  Eriogonum umbellatum var. munzii F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  UCR209469  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-3 9163 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA420585  Eriogonum wrightii var. subscaposum Anstruther Davidson 1926-08 s.n. Los Angeles Mt. San Antonio. Comment
  RSA708712  Eriogonum wrightii var. trachygonum Pam De Vries 2005-9-13 s.n. Los Angeles North of Quail Lake. Comment
  POM324253  Eriophyllum confertiflorum Patricia Nelson 1969-5-20 s.n. Los Angeles Wash at Claremont Colleges. 351 Comment
  POM357923  Eriophyllum confertiflorum F. R. Fosberg 1931-5-18 s 4908 Los Angeles Cottonwood Canyon below dam, Santa Catalina Island 100 Comment
  RSA656272  Eriophyllum confertiflorum Roy Halling 1972-4-30 29 Los Angeles 1 mile west of La Crescenta on La Tuna Canyon Road 457 Comment
  UCR223467  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC450784  Eriophyllum confertiflorum var. confertiflorum Fay A. Macfadden 1931-4-20 97 E Los Angeles Verdugo Hills, Tuna Canyon Comment
  CAS-BOT-BC308365  Eriophyllum nevinii Geo. B. Grant No date on label. s.n. Los Angeles Santa Catalina Island Comment
  RSA92389  Eriophyllum nevinii F. W. Peirson 1923-4-10 3477 Los Angeles North slopes or on sea bluffs, San Clemente Island Comment
  SBBG127062  Eriophyllum pringlei A. Parikh, N. Gale 2011-6-11 3450 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1188 Comment
  UCR275020  Eriophyllum pringlei Michael Honer, Rachel Woodard 2006-4-17 2191 Los Angeles Tehachapi Mountains area, Oso Canyon; c. 1 mile north of Quail Lake; 1 mile west of cement plant road 1067 Comment
  UCR255853  Erodium Dan S. Cooper 2014-6-26 614- 62 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  UCR73398  Erodium botrys T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-28 18 Los Angeles Channel Islands, San Clemente Island, 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ft.). 503 Comment
  RSA650521  Erodium botrys Harvey Kennedy 1949-2-8 s.n. Los Angeles Cal Poly Athletic Field, San Dimas. 244 Comment
  SBBG38245  Erodium brachycarpum S. A. Junak with M. L. Hoefs 1998-3-22 SCa 505 Los Angeles Airport Rd, just E of intersection with Middle Ranch Rd, overlooking head of Swain's (Swain) Cyn 426 Comment
  CATA588  Erodium cicutarium Mark L. Hoefs 1991-4-7 1028 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  UCR271791  Erodium cicutarium R. G. Swinney 2010-3-24 12046 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  OBI2789  Erysimum capitatum var. capitatum P. Kawabe 1968-4-27 15 Los Angeles 5 mi S of Big Pine Comment
  UCSB33652  Erysimum capitatum var. capitatum Miller, Brian 1960-7-20 Los Angeles Charlton Flats, San Gabriel Mountains 1981 Comment
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Oct 29 2014
  RSA311430  Erysimum capitatum var. capitatum Michael C. Long, J. E. Long 1974-4-20 s.n. Los Angeles Punchbowl County Park, SW of Headquarters Comment
  RSA530297  Erysimum capitatum var. capitatum Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  UCR214606  Erysimum suffrutescens A. C. Sanders, Dan S. Cooper 2010-3-12 37387 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA91407  Eschscholzia caespitosa Bruce Douglas Clayton; Greg Shaw 1972-3-16 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, E side of road near turn-out 594 Comment
  SEINET6911602  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  CATA3010  Eschscholzia californica Amy Catalano, Schylar Gholson 2016-2-19 016 Los Angeles Santa Catalina Island: Along Cape Canyon Road, east of drainage with old Middle Cape Reservoir 267 Comment
  RSA188115  Eschscholzia californica Robert F. Thorne, Percy C. Everett 1965-6-22 34846 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  OBI11790  Eschscholzia californica Carl B. Wolf 1937-5-20 8744 Los Angeles Tehachapi Mts, 1 mi S of Tejon Pass on Hungry Valley Rd 1280 Comment
  RSA136849  Eschscholzia californica var. crocea Percy C. Everett, E. K. Balls 1960-5-30 24166 Los Angeles 2.2 miles N from entrance to Angeles National Forest, San Gabriel Canyon 366 Comment
  RSA433656  Eschscholzia californica var. peninsularis N. C. Cooper 1949-4-19 3617 Los Angeles Newhall. 457 Comment
  CATA688  Eschscholzia ramosa Mark L. Hoefs 1991-4-26 1179 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  UCR48970  Eucalyptus camaldulensis A. C. Sanders 1987-9-18 7379 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCD103198  Eucalyptus citriodora A. C. Sanders 2003-5-22 26813 Los Angeles San Gabriel Valley. On boundary between Irwindale and Azusa, E of Irwindale Ave., S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel. 170 Comment
  POM65285  Eucrypta chrysanthemifolia C. F. Baker 1904-4-22 4174 Los Angeles Monrovia. Comment
  RSA0053889  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-13 12202 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  LA201912  Euphorbia lathyris Arthur C. Gibson; 2003-6-14 4978 Los Angeles Simi Hills, NW corner of Box Canyon Rd. at Valley Circle Blvd, opposite Chatsworth Reservoir, new Chatsworth Lake Manor Comment
  RSA595022  Euphorbia peplus Mark Hoefs, Robert F. Thorne 1996-4-6 2600 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  SBBG31145  Euphorbia peplus R. F. Thorne 1966-5-31 36426 Los Angeles Avalon 7 Comment
  UCD142708  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mountains: Burbank; Glen Oaks and Lamer St. Comment
  UCR141749  Euphorbia terracina J. M. DiTomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University 64 Comment
  CDA19852  Euphorbia terracina P. Davis 2002-4-15 PDR 053578 Los Angeles Southern California; LAX property at 9100 S Hastings Ave. 0 Comment
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May 30 2014
  SEINET3245792  Festuca dertonensis R. G. Swinney 2009-1 11032 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. (Chilao Flat 7.5') 1719 Comment
  CATA1770  Festuca myuros Denise Kraus 2000-5-3 20 Los Angeles Santa Catalina Island: (Goat Harbor burn area) About 1100 feet north of Airport Road and 460 feet west of eastern fuel break ridge/road (which starts slighty east of parking loop). At GHB Transect 8 426 Comment
  LA105353  Festuca myuros Barry A. Prigge; 1989-4-23 8425 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
  SBBG32124  Festuca perennis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -193 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA0110559  Ficus carica Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 773 Los Angeles Santa Catalina Island: on W side of lower portion of Silver Canyon, ca. 0.65 air miles inland from beach. 67 Comment
  SEINET3463252  Ficus carica Unknown 1939-7-10 116 Los Angeles Los Angeles, Los Angeles, Campus Comment
  CAS-BOT-BC474733  Ficus microcarpa R. E. Riefner, Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grande Ave. at Walnut Creek, general vicinity of Fairway Lane 150 Comment
  RSA233412  Filago arizonica R. F. Thorne 1966-4-17 36107 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA515135  Filago californica Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-29 8005 Los Angeles [San Clemente Island] Comment
  UC1586202  Foeniculum vulgare Tim Ross 1991-8-16 5810 Los Angeles 1/5 mi. n.w. Mt. Sally summit (along Angeles Crest Hwy., Upper Big Tujunga Canyon); Chilao Flat Quad., San Gabriel Mts., Upper Big Tujunga Canyo 1524 Comment
  UCR157919  Foeniculum vulgare Robert J. Steers 2005-5-8 18 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  SFV16498  Foeniculum vulgare K. Tajbakhsh 1996-4-13 26 Los Angeles California Channel Islands Catalina Island. Fisherman's Bay. 50 m outside of USC Marine Research Station. Comment
  RSA628722  Forestiera pubescens R. S. Woglum 1942-5-20 3333 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  SBBG58520  Forestiera pubescens R. Hoffmann 1931-6-23 Los Angeles W of Lancaster Comment
  UCR59552  Forestiera pubescens S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  POM306717  Frangula californica subsp. californica Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1665 Los Angeles Soldiers' Creek, San Gabriel Mountains. Comment
  RSA733157  Frasera neglecta R. G. Swinney 1997-6-13 5591 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473 ), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  CLARK-A1528-1311  Frasera parryi Robin L. Kobaly 1972-5-23 RLK 720523 Los Angeles San Gabriel Mountains 0 Comment
  RSA464920  Fraxinus dipetala Albert J. Perkins 1918-4-20 s.n. Los Angeles Near Williams Camp; San Gabriel River Comment
  SD255800  Fraxinus latifolia Ian Cain, Natasha Bartely 2010-6-23 1535 Los Angeles Angeles National Forest, San Gabriel Mountains; Along Bear Creek east of Cogswell Dam. 562 Comment
  POM2764  Fremontodendron californicum O. W. Robinson 1916-5-3 s.n. Los Angeles San Antonio Canyon. 1768 Comment
  UC1122066  Fremontodendron californicum H. A. Jensen 1933-6-1 320 Los Angeles Angeles National Forest, Rock Creek, Quadrangle Rock Creek Rock Creek; Angeles National Forest, Rock Creek 1706 Comment
  RSA367730  Fritillaria biflora T. S. Clare 1929-4-7 s.n. Los Angeles Hollywood Country Club. Comment
  SEINET5728782 Image available Froelichia floridana Ed Palmer 1887-1 s.n. Los Angeles Los Angeles Bay; Los Angeles Bay Comment
  SFV2818  Funastrum cynanchoides var. hartwegii K. A. Wilson 1961-4-20 1146 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  POM367623  Galium H. L. Bauer 1932-4-16 15351 Los Angeles Topanga Canyon. Comment
  UCR223775  Galium R. G. Swinney 2009-6-17 11159 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA609662  Galium angustifolium R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA770903  Galium angustifolium Robert F. Thorne, Percy C. Everett 1965-5-11 34675 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  SEINET3371876  Galium angustifolium G. Rink 2011-6-1 10581 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UC1922316  Galium angustifolium Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 819 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  UCSB6248  Galium angustifolium H., J. 1934-5-25 Los Angeles San Dimas Exp. Forest; dam no. 2; sec 1, T 1N, R 9W 792 Comment
  LA200800  Galium angustifolium subsp. angustifolium Norman A. Cole; May 1964 337 .9 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  RSA600475  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-4-30 9603 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  SBBG119991  Galium angustifolium subsp. angustifolium A. C. Sanders et al. 2003-4-30 26208 Los Angeles Castaic Valley at W foot of Castaic Mesa, Newhall Ranch 366 Comment
  UC1375324  Galium angustifolium subsp. angustifolium Robert F. Thorne and C. W. Tilforth 1971-6-17 39948 Los Angeles 2 mi up Lower Tujunga Rd from Forestry Headquarters; San Gabriel Mts., Angeles National Forest, Little Tujunga Cr 457 Comment
  UC1409136  Galium angustifolium subsp. angustifolium R. F. Thorne and L. E. DeBuhr 1972-8-18 42245 Los Angeles just below peak of Mt. Islip; San Gabriel Mountains, Angeles National Forest 2499 Comment
  JEPS56014  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-23 4191 Los Angeles along Hwy 99 12.3 mi ne Castaic (e side of canyon, nw-facing slope); Piru Canyon Comment
  SBBG17096  Galium angustifolium subsp. angustifolium K. A. Wilson 1961-4-20 1145 Los Angeles Soledad Cyn, sandy wash at base of Bee Cyn Comment
  RSA602556  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1967-8-9 10426 Los Angeles San Gabriel Mountains: Devil's Canyon on S side Mt. Waterman. 1982 Comment
  RSA700425  Galium angustifolium subsp. nudicaule Gary D. Wallace 1985-7-5 2234 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  LA33613  Galium aparine Henry J. Thompson; 1959-4-19 1956 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA656478  Galium aparine Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 727 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  RSA725210  Galium aparine Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -60 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SD86341  Galium aparine M. Douglas, R. Beauchamp 1972-3-24 3233 Los Angeles canyon bottom north of Nanny, San Clemente Island 149 Comment
  RSA233401  Galium aparine Robert F. Thorne 1966-4-15 36002 Los Angeles San Clemente Island: Canyon mouth on rocks 2/3 mile SSE of Eel Point (and N of Seal Cove, SW side of island). 46 Comment
  SEINET3157862  Galium buxifolium G. B. Grant, W. Wheeler 1904-1 Los Angeles Comment
  CAS-BOT-BC217461  Galium catalinense Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  RSA660876  Galium catalinense subsp. acrispum Orlando Mistretta 1992-4-5 139 Los Angeles Guds, San Clemente Island. Comment
  RSA679824  Galium grande LeRoy Gross, Michael Denslow, Bill Hogshead, Valerie Soza 2003-5-12 837 Los Angeles Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29). 1037 Comment
  SBBG119263  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1056 Los Angeles N of Mt Bliss, Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct of Van Tassel Truck Trail and Van Tassel Rd (FS Rd 1N36A); T1N R10W SW/4, NE/4 S8 1082 Comment
  RSA579525  Galium hallii Tim S. Ross, Steve D. Boyd 1994-6-23 8055 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. ([TRS] projected from section 14) 1463 Comment
  RSA608444  Galium hallii Louis C. Wheeler 1946-8-29 6309 Los Angeles San Gabriel Mountains: Vincent Gap. 2012 Comment
  JEPS85800  Galium johnstonii Roy E. Buck 1989-6-23 1346 Los Angeles lowermost ne-facing slope of canyon San Gabriel Mountains, canyon of upper Big Rock Creek (ca 0.1 km nnw of Icy Springs, 26 air km nne of Glendora, just e of ruins of old stone house) 1737 Comment
  UCD170389  Galium johnstonii D. E. Bramlet 2011-9-21 4951 Los Angeles San Gabriel Mountains, Pacifico Mountain. 2163 Comment
  NY131458  Galium nuttallii subsp. insulare R. V. Moran 1941-2-23 606 Los Angeles S of Johnson's Valley, Santa Catalina Island. 200 Comment
  SBBG131628  Galium parisiense S. A. Junak 1999-9-10 SCa 1088 Los Angeles S side of upper reservoir, Bulrush Cyn 316 Comment
  RSA67137  Galium trifidum F. W. Peirson 1908-5-22 2655 Los Angeles Bixby Ranch near Long Beach. Comment
  RSA424698A  Galvezia speciosa F. R. Fosberg 1931-7-15 S- 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  UC1870143  Gamochaeta pensylvanica LeRoy Gross, Valerie Soza 2003-5-15 898 a Los Angeles Transverse Ranges; Verdugo Mountains region: NW side of mountains: N of La Tuna Canyon rd, started at end of Elben Ave. Climbed N to ridgetop, S of McDonald Creek, then E along ridgeline, then came back down into small canyon at end of Elben Place, just E of starting place. 396 Comment
  UCD132369  Gamochaeta pensylvanica Louis C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  SBBG113105  Gamochaeta ustulata S. A. Junak 1998-5-1 SCa 614 Los Angeles E side of Haypress Reservoir 384 Comment
  LA40320  Garrya flavescens Martha Hilend; 1929-5-14 sn Los Angeles San Gabriel Mountains, Mount Lowe Comment
  RSA392391  Garrya flavescens subsp. pallida Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CAS-BOT-BC158014  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 411 Comment
  RSA604406  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  RSA641512  Garrya veatchii Louis C. Wheeler 1967-8-27 10574 Los Angeles Allison Trail 0.3 mi W of Widman Ranch, Coldwater Canyon. 1311 Comment
  SDSU7168  Garrya veatchii A. H. Gallup 1949-2-8 319 Los Angeles Glendora Mt. Road. 1280 Comment
  UCR179971  Garrya veatchii R. G. Swinney 1996-8-7 5214 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA97226  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  RSA413930  Gastridium phleoides Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles, along Manchester Ave. at golf grounds Comment
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Sep 29 2015
  RSA533946  Gastridium phleoides Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-18 5215 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA579450  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1994-6-23 8039 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA771611  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42202 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA0084929  Gazania linearis R. G. Swinney 2010-3-10 11812 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  CATA223  Geranium carolinianum Mark L. Hoefs, A. Douglas Propst 1973-5-4 212 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  CATA3380  Geranium molle Peter J. Dixon 2016-5-23 057 Los Angeles Santa Catalina Island: Bulrush Canyon, 780 m west of lower Bulrush Reservoir 280 Comment
  RSA391329  Geranium molle E. S. Spalding 1925-6-23 s.n. Los Angeles U.S.C. Campus. Comment
  RSA589252  Gilia T. S. Ross 1991-4-28 4755 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SEINET6969902  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  RSA724634  Gilia achilleifolia K. Dobry 1991-5-11 D- 206 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  LA200753  Gilia angelensis A. M. Johnson; 1934-3-16 4375 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA724535  Gilia angelensis K. Dobry 1991-5-13 481 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SD69496  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island; dr, southsoutheast-facing rocky slopes at Cherry Valley. 60 Comment
  RSA0056291  Gilia atractyloides L. Haines 1935-7-2 s.n. Los Angeles T. B. Reservoir, San Gabriel Mts. Comment
  UCR259205  Gilia brecciarum Mitch Provance, Callen Huff 2009-4-29 10680 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  LA200748  Gilia capitata subsp. abrotanifolia A. M. Johnson; 1934-3-16 4369 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  LA206509  Gilia capitata subsp. abrotanifolia Carl Epling; M. Epling May 1920 sn Los Angeles Mint Canyon 1523 Comment
  RSA470234  Gilia capitata subsp. abrotanifolia B. C. Templeton 1930-6-17 s.n. Los Angeles Franks [Franklin] Canyon, north of Beverly Hills. Comment
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Jan 12 2008
  RSA724531  Gilia capitata subsp. abrotanifolia K. Dobry 1991-5-22 d- 670 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR126550  Gilia capitata subsp. abrotanifolia Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  RSA586622  Gilia malior T. S. Ross 1991-3-23 4282 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  RSA611344  Gilia minor Steve Boyd 1998-4-1 10138 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  OBI70982  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-4-16 9515 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 960 Comment
  RSA0119099  Gilia ochroleuca subsp. bizonata A. C. Sanders 2008-4-17 34926 Los Angeles Transverse Range: hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon. 1037 Comment
  RSA0017187  Gilia ochroleuca subsp. vivida R. F. Thorne 1971-6-26 39994 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA0017194  Gilia ochroleuca subsp. vivida Tim Ross, Steve Boyd 1990-6-18 3459 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake 1878 Comment
  UCR68334  Gilia splendens R. H. Podolsky 1990-6-1 01 Los Angeles San Dimas Experimental Forest, Tanbark Flats Experimental Station 854 Comment
  RSA603906  Githopsis diffusa subsp. robusta L. C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
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Mar 31 2016
  UCR194072  Gnaphalium californicum R. G. Swinney, Dave Larson 1999-5-29 7214 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with East Fork 549 Comment
  UCR76411  Gnaphalium californicum T. S. Ross 1992-4-16 6207 Los Angeles San Clemente Island, Central part of island; 291 degrees WNW, 725 m distant from summit of 1603 ft. peak above Stone field station 416 Comment
  UCR223133  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-22 11350 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA628552  Gnaphalium canescens subsp. thermale L. C. Wheeler 1967-8-24 10503 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2042 Comment
  POM155630  Gnaphalium microcephalum M. L. Bryan 1928-8-24 27 Los Angeles Mandeville Canyon. 213 Comment
  UCR146478  Gnaphalium stramineum Scott D. White, Michael Honer 2004-6-24 10491 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  UCD132543  Grindelia camporum Louis C. Wheeler 1946-8-27 6262 Los Angeles San Gabriel Mountains, Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1112 Comment
  POM50884  Grindelia camporum var. bracteosa L. R. Abrams 1901-06 1856 Los Angeles Wiseburn. Comment
  RSA29906  Grindelia camporum var. bracteosa L. C. Wheeler 1934-5-14 2585 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  SBBG16960  Grindelia hirsutula M. Vincent 1962-7-5 267 Los Angeles Old Topanga Cyn Rd, 0.5 mi W of Topanga Cyn Blvd. Comment
  RSA430026  Guillenia lasiophylla Donald R. Bissing 1973-6-2 142 Los Angeles Evey Canyon on road bank 0.3 mile from canyon mouth 720 Comment
  RSA0085093  Gutierrezia californica R. G. Swinney 2010-4-1 12166 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  OBI16360  Gutierrezia microcephala P. A. Holden 1968-9-15 553 Los Angeles Just S of Kern county line near Rosamund in western Mojave Desert in Antelope Valley Comment
  UC32181  Gutierrezia sarothrae J. H. Barber 1897-6-22 170 Los Angeles San Fernando Valley Comment
  CATA3126  Hainardia cylindrica Amy Catalano 2016-5-25 131 Los Angeles Santa Catalina Island: Short spur road at sharp turn at south end of Big Springs Road 63 Comment
  RSA0041772  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2786 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir. 435 Comment
  UCR78093  Haplopappus squarrosus subsp. grindelioides David Charlton 1991-7-5 5508 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, Lake Hughes Rd. bridge near Warm Spring Cyn. 396 Comment
  RSA187720  Harpagonella palmeri R. F. Thorne 1966-4-5 35873 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA534067  Hazardia cana Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5270 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 313 Comment
  SBBG42160  Hazardia cana M. B. Dunkle 1939-11-24 7346 Los Angeles upper terrace, Pyramid Cove Comment
  SD92004  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island; China Canyon, above confluence of Iwo Jima Gulch. 199 Comment
  CAS-BOT-BC307285  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5294 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  UCR190023  Helenium bigelovii R. G. Swinney 1998-10-3 7018 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  SBBG65782  Helenium puberulum R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  CAS-BOT-BC305418  Helianthus annuus Le Roy Abrams; E. A. McGregor 1908-7-5 682 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  CAS-BOT-BC305426  Helianthus annuus Lewis S. Rose 1946-12-21 46295 Los Angeles Los Angeles, Franklin Canyon Comment
  SD30981  Helianthus annuus Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Comment
  UCR277087  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA660398  Helianthus gracilentus Orlando Mistretta 1992-6-17 587 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCR200014  Helianthus gracilentus Valerie Soza, Mariam Sidibeh 2003-3-26 1604 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 610 Comment
  POM369743  Heliotropium curassavicum var. oculatum Tom Burch 1940-06 s.n. Los Angeles Redondo Beach 0 Comment
  SD144021  Helminthotheca echioides Scott D. White 1997-3-12 4745 Los Angeles Zuma Beach Area; mouth of Zuma Creek, E end of the County Beach. 7 Comment
  CATA1626  Herniaria hirsuta var. cinerea Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2899 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 332 Comment
  SBBG117015  Herniaria hirsuta var. cinerea S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1544 Los Angeles Cottonwood Cyn, along Cottonwood-Blackjack Rd, ca. 1.65 mi WSW of Blackjack Pk 304 Comment
  CAS-BOT-BC135939  Hesperoyucca whipplei W. R. Dudley; F. H. Lamb 1896-6-8 4385 Los Angeles King's Canyon, Lebre Mountains Comment
  HSC2867  Hesperoyucca whipplei David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  SEINET12342973  Hesperoyucca whipplei J. F. Bright, Wyman, C. 1931-1 5567 Los Angeles E of Los Angeles Comment
  CATA15  Heteromeles arbutifolia USC Wrigley Interns: Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 3 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  RSA660774  Heteromeles arbutifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 42 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  SD141296  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6847 Los Angeles San Clemente Island, Wash Rocky Canyon, 2 miles SE of Eel Point Comment
  CAS-BOT-BC311266  Heterotheca sessiliflora subsp. echioides 1896-4-17 88 Los Angeles Near San Antonio Schoolhouse Comment
  UC1595243  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3589 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  UC75411  Heterotheca sessiliflora subsp. fastigiata C. F. Baker 1903-8-2 3669 Los Angeles near Claremont; San Antonio Canon Comment
  RSA93363  Heterotheca sessiliflora subsp. fastigiata F. W. Peirson 1921-10-9 4735 Los Angeles Delta Canyon, tributary to Tujunga Creek, west end of San Gabriel Mountains. 915 Comment
  RSA0063090  Heuchera elegans West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near north Baldy Peak. Comment
  POM360456  Hieracium argutum George B. Grant 1901-06 4466 Los Angeles Sturtevant Camp, San Gabriel Moutnains. 1524 Comment
  RSA658890  Hirschfeldia incana Geraldine Dodd 1992-5-25 22 Los Angeles 1.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre,. Mt Wilson Hiking Trail 732 Comment
  CAS-BOT-BC149951  Holodiscus discolor var. discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island: In Descanso Canyon ca. 1/4 way down from head at Airport Rd. to mouth 228 Comment
  RSA594578  Holodiscus microphyllus Louis C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  UCR141807  Holodiscus microphyllus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  RSA773910  Holodiscus microphyllus var. microphyllus R. G. Swinney 2009-7-22 11348 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC289493  Hordeum brachyantherum subsp. californicum Robert F. Thorne 1969-7-2 38315 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst Summit, San Gabriel Mts., Angeles National Forest 1950 Comment
  SEINET1906758 Image available Hordeum depressum A. C. Sanders, E. J. Lott 1993-1 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F' 701 Comment
  UCR232376  Hordeum depressum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8001 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m east of Sierra Highway, 190 m west of 10th St, 535 m north of Ave C and one km south of Ave B 704 Comment
  SBBG17867  Hordeum murinum P. H. Raven 1962-4-11 17275 Los Angeles due W of Wall 2 6 Comment
  UCR141067  Hordeum murinum subsp. glaucum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR199950  Hordeum murinum subsp. glaucum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1149 Los Angeles Transverse Ranges: Verdugo Mountains, upper slopes of McDonald Creek 427 Comment
  UCR80731  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns., N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest along Placerita Canyon Road within Placerita Canyon 488 Comment
  SEINET6755742  Horkelia cuneata subsp. puberula H. M. Hall 3750 Los Angeles Pasadena Comment
  SD11888  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Springs, San Gabriel Mts. 1525 Comment
  SBBG106791  Hornungia procumbens V. Soza with L. Gross 2002-4-3 1382 Los Angeles W side of Bouquet Cyn, cyn opposite Texas Cyn 549 Comment
  SBBG131898  Hornungia procumbens S. A. Junak, D. Wilken 1996-3-27 SCI 260 Los Angeles top of coastal dunes S of Eel Cove Cyn 60 Comment
  RSA0097145  Hulsea heterochroma R. G. Swinney 2011-5-31 14888 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UCR68617  Hulsea heterochroma T. S. Ross, Steve Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  RSA776849  Hulsea vestita subsp. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-10 5302 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  SFV17597  Hulsea vestita subsp. gabrielensis J. N. Hogue, L. H. Hogue 1998-7-2 116 .11 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  RSA772422  Hymenoclea salsola R. G. Swinney 2009-4-29 10613 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CATA1602  Hypochaeris glabra Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2871 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  RSA653746  Hypochaeris glabra Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  CAS-BOT-BC311528  Isocoma acradenia var. acradenia Roxana S. Ferris 1918-6-12 903 Los Angeles Between Oban & Lancaster Comment
  CAS-BOT-BC311704  Isocoma menziesii var. vernonioides Edgar A. Mearns 1894-8-25 4057 Los Angeles San Clemente Island Comment
  LA200217  Isocoma menziesii var. vernonioides Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4610 Los Angeles Santa Monica Mountains, Sequit Point 15 Comment
  POM361279  Isocoma menziesii var. vernonioides Anstruther Davidson 1887-1 1990 Los Angeles [Unspecified] Comment
  CAS-BOT-BC311712  Isocoma menziesii var. vernonioides J. Ewan 1931-11-11 5295 Los Angeles Del Valle, Santa Clara River Valley Comment
  UC1584238  Isomeris arborea Tim Ross and Steve Boyd 1990-6-6 2883 Los Angeles sw of Piru Pond (Los Padres National Forest (admin. by Angeles National Forest)); Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  LA212303  Jasminum mesnyi Elwood Fordham; 1951-3-22 s.n. Los Angeles Brentwood near Sunset blvd & Veteran. Comment
  RSA0051643  Jaumea carnosa A. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  RSA0011180  Juglans californica J. C. Roos 1942-4-4 1078 Los Angeles Sepulveda Canyon, West Los Angeles. Comment
  LA200577  Juglans californica var. californica Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA200592  Juglans californica var. californica Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV5524  Juglans californica var. californica W. A. Kelley May 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC212770  Juncus I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  CAS-BOT-BC110036  Juncus acutus Peter H. Raven; Henry J. Thompson 1959-10-4 14556 Los Angeles Santa Monica Mountains. Coast Highway opposite Canfield's Pacific Palisades. 12 Comment
  UCR127201  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  SDSU11758  Juncus balticus subsp. ater D. F Howe 1947-5-5 426 Los Angeles Antelope Valley . Comment
  RSA545179  Juncus bufonius Timothy S. Ross 1992-4-16 6202 Los Angeles Central part of island on upland Stipa pulchra grassland; 289 degrees WNW. 500m distant from 1603 peak above Stone station. San Clemente Island 439 Comment
  CATA841  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1441 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 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
  RSA641445  Juncus macrophyllus L. C. Wheeler 1967-7-15 10009 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA69629  Juncus patens F. W. Peirson 1923-4-10 3416 Los Angeles San Clemente Island: canyon running south from summit. Comment
  SBBG57354  Juncus textilis R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR230268  Juncus textilis Dan S. Cooper 2011-3-3 311- 24 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, 'Sleepy Hollow' vicinity of Norumbega Rd. 250 Comment
  RSA550429  Juncus tiehmii Timothy S. Ross 1992-7-10 6663 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  POM1591  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR58439  Juniperus A. C. Sanders 1987-7-22 7168 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CAS-BOT-BC80995  Juniperus californica Timothy S. Ross; Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  CAS-BOT-BC81009  Juniperus californica Louis C. Wheeler 1931-11-20 363 Los Angeles San Gabriel Wash 152 Comment
  SBBG56435  Juniperus californica R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR4366  Juniperus californica Frank C. Vasek 1964-5-27 640527- 06 Los Angeles Western Mojave Desert, Antelope Valley, between Gorman & Lancaster Comment
  SDSU10662  Keckiella antirrhinoides A. H. Gallup 1948-4-21 144 Los Angeles 'The Wash' Claremont. 366 Comment
  CAS-BOT-BC235638  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  OBI35687  Keckiella cordifolia Rebecca Cicoria 1982-4-25 54 Los Angeles Palos Verdes Peninsula: Lower Agua Magna Cyn, Rollig Hills Comment
  RSA697064  Keckiella cordifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1060 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  UC1334661  Keckiella cordifolia J. E. Stumbo 1966-5-11 LASCA 545 Los Angeles Monrovia; wilderness area the Lux Arboretum Annex 762 Comment
  POM50661  Keckiella ternata subsp. septentrionalis A. D. E. Elmer 1902-06 3597 Los Angeles Acton, Mt. Gleason. Comment
  RSA171018  Keckiella ternata subsp. septentrionalis Robert F. Thorne 1963-7-11 32771 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA293287  Keckiella ternata subsp. septentrionalis D. C. Michener 1980-6-30 3694 Los Angeles Transverse Ranges [Sierra Pelona]; 3.2 miles northwest of jct of Bouquet Canyon rd on road to Green Valley. 1000 Comment
  RSA567185  Keckiella ternata subsp. septentrionalis Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3957 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  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
  UC1063189  Keckiella ternata var. septentrionalis G. T. Nordstrom 1935-1-25 316 Los Angeles 1 mi ssw Peace Valley entrance; Santa Barbara National Forest, Tejon Quad. 914 Comment
  UCR139370  Koeleria macrantha I. M. Johnston 1917-7-1 1520 Los Angeles San Gabriel Mtns., Brown's Flat 1372 Comment
  SBBG72610  Krascheninnikovia lanata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  CDA7524  Lactuca serriola Phillipson 1915-6-12 Los Angeles Monrovia. Comment
  POM352651  Lamarckia aurea E. S. Spalding 1926-8-13 15045 Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  UC1871142  Lamarckia aurea T. S. Ross, Janet Takara, Misty Gay 1993-4-20 6829 Los Angeles Channel Islands; Santa Catalina Island; Indian Head Rock, SSW of & overlooking, Little Harbor; Santa Catalina North USGS 7.5' quad; near 33 deg. 22'46''N, 118 deg. 28'41''W; elev. ca 260 ft. 79 Comment
  RSA0107285  Lamium amplexicaule R. G. Swinney 2011-5-10 14657 Los Angeles San Gabriel Mountains: Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch. 573 Comment
  UCR90736  Lamium amplexicaule Scott D. White 1996-3-2 3818 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  CAS-BOT-BC171060  Larrea tridentata A. D. E. Elmer 1902-6-1 3664 Los Angeles Lancaster Comment
  SFV21873  Larrea tridentata J. O. Exconde, Jr., M. P. Rothenay 2008-5-3 15 Los Angeles Mojave Desert Antelope Valley. West of Lancaster along Lancaster Road, west of 160th Street West. 850 Comment
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Mar 6 2016
  UCR281350  Larrea tridentata R. G. Swinney 2014-4-24 16189 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  CAS-BOT-BC337928  Lasthenia californica A. C. Sanders; Mark Elvin; et al 2003-4-14 25952 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA594958  Lasthenia californica Timothy S. Ross 1995-4-26 8393 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA535697  Lasthenia californica Timothy S. Ross 1991-5-22 5452 Los Angeles San Clemente Island. Spray [point], W side of island about 5300 feet N of El Point. Coastal terrace. 9 Comment
  JEPS10022  Lasthenia gracilis W. L. Jepson 1920-5-3 8927 a Los Angeles gravelly flats near San Fernando Comment
  POM361500  Lasthenia gracilis Fossler 1929-4-2 s.n. Los Angeles near Arroyo Seco Comment
  RSA655991  Lasthenia gracilis James Henrickson 1985-3-30 19775 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
  UCD133842  Lasthenia microglossa J. M. Tucker 1962-4-18 3264 Los Angeles Liebre Headquarters of Tejon Ranch, Tehachapi Mountains, in northwestern Los Angeles County. Comment
  RSA724481  Lathyrus laetiflorus K. Dobry 1991-6-28 d- 869 Los Angeles Santa Monica Mts. Las Virgenes Rd. and Mulholland Hwy. at Soka Univ., E. Section Comment
  RSA752456  Lathyrus latifolius Justin M. Wood 2009-4-22 517 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 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
  RSA405727  Lathyrus vestitus subsp. alefeldii Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA405660  Lathyrus vestitus subsp. laetiflorus Chas. Paukey 1897-3-1 s.n. Los Angeles Los Angeles. Comment
  RSA405677  Lathyrus vestitus subsp. laetiflorus M. V. Hood 1945-5-1 2235 Los Angeles Tapia Park area 762 Comment
  SBBG38929  Lathyrus vestitus var. alefeldii E. R. Blakley 1963-4-7 5524 Los Angeles Middle Ranch Cyn, ca. 2.5 mi above Middle Ranch 274 Comment
  UC15382  Lathyrus vestitus var. vestitus W. H. Brewer Feb 1861 199 Los Angeles n slope San Fernando Valley Comment
  UC1069718  Layia glandulosa H. S. Yates 1936-4-6 5403 Los Angeles near Neenach; Tejon Quad. Comment
  UCD133919  Layia glandulosa Daryl Koutnik; Vickie Dawes 1978-4-6 260 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  UCSC001215  Layia glandulosa Peter Kamb 1948-5-6 959 Los Angeles Desert foothills of San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock 975 Comment
  CAS-BOT-BC321536  Layia glandulosa Timothy S. Ross 1995-4-26 8378 b Los Angeles Southwesterly slope of Liebre Mtn along Forest Service rd 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  JEPS85113  Layia glandulosa Roy E. Buck and Rexford Palmer 1989-4-29 1229 Los Angeles ca. 2.5 air km nw of confluence of Gorman Creek and Hungry Valley drainage; Lower Hungry Valley 929 Comment
  RSA696933  Layia glandulosa Seacord s.n. Los Angeles West Mojave Comment
  UC54050  Layia glandulosa Louis A. Greata 1903-5-1 319 Los Angeles near Pasadena; Arroyo Seco Comment
  POM362206  Layia hieracioides N. C. Cooper 1945-5-1 2200 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  CAS-BOT-BC380223  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Big Tujunga Wash Comment
  RSA661070  Layia platyglossa subsp. campestris Orlando Mistretta 1992-4-5 178 Los Angeles Guds, San Clemente Island. Comment
  UCR169503  Lemna A. C. Sanders, Mark Elvin 2002-6-19 25166 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  SEINET11769996  Lemna gibba Unknown 1929-1 s.n. Los Angeles Los Angeles, La Brae pits Comment
  RSA368969  Lemna valdiviana Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo Woodlands. Comment
  LA82023  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM4041  Lepechinia fragrans D. L. Crawford 1916-5-10 s.n. Los Angeles Upper San Dimas Canyon Comment
  RSA429871  Lepidium flavum Donald Myrick 1968-3-6 1817 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  PASA2039  Lepidium fremontii Stason 1930-3-18 Los Angeles East of Adelanto Comment
  CAS-BOT-BC12474  Lepidium nitidum Cecil Hart 1927-1-29 s.n. Los Angeles Montebello. Comment
  SD230190  Lepidium pinnatifidum Louis C. Wheeler 1973-6-12 Los Angeles California State University, Long Beach. Comment
  JEPS53769  Lepidium virginicum Ernest Braunton Mar 1903 840 Los Angeles Playa del Rey Comment
  UCR182745  Lepidium virginicum R. G. Swinney 1998-4-11 5934 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  UCR276923  Lepidium virginicum subsp. virginicum R. G. Swinney 2011-3-29 14267 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA610981  Lepidium virginicum var. pubescens L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River at Fish Fork. Comment
  JEPS26179  Lepidospartum squamatum Peter H. Raven and Henry J. Thompson 1959-9-27 14503 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  RSA762330  Lepidospartum squamatum R. G. Swinney 2008-11-30 9863 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  UCR217819  Lepidospartum squamatum Dan S. Cooper 2010-8-26 810- 97 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  UCR281848  Lepidospartum squamatum R. G. Swinney 2014-5-8 16435 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC328070  Lepidospartum squamatum Peter H. Raven 1958-9-19 13728 Los Angeles Santa Monica Mountains. In dry stream near junctin of Decker and Potrero Canyon roads, near Lake Sherwood. 281 Comment
  SEINET7042285  Lepidospartum squamatum A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  UCD33020  Leptochloa fusca subsp. uninervia Beecher Crampton 1965-10-27 7590 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR126765  Leptodactylon californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26212 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA648267  Leptodactylon californicum Michael Krawczyk 1981-4-26 6 Los Angeles 3 miles south of Falling Springs Resort on highway 39. San Gabriel Mtns. Comment
  UCR146272  Leptodactylon californicum subsp. californicum G. D. Wallace 1985-4-6 2192 Los Angeles Santa Monica Mountains: Rocky Oaks State Park 576 Comment
  RSA468556  Leptosiphon androsaceus Christopher Davidson 1975-5-25 2560 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  RSA709808  Leptosiphon aureus subsp. aureus Gary D. Wallace, Ann Hiller 1983-5-18 2058 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA710781  Leptosiphon breviculus LeRoy Gross 2005-4-28 2138 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
  RSA72997  Leptosiphon breviculus F. W. Peirson 1923-5-26 3543 Los Angeles Rock Creek. 1296 Comment
  RSA73049  Leptosiphon parviflorus F. W. Peirson 1919-4-19 377 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 579 Comment
  SD46753  Leptosyne douglasii P. C. Everett, E. K. Balls 1956-5-9 21569 Los Angeles 5.2 miles north of Los Angeles-Kern County line along Highway 6 730 Comment
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Feb 12 2016
  UCSB9517  Leptosyne douglasii Gray, Caroline 1956-4-13 Los Angeles 16 mi. east from Little Rock and 6 mi. from Llano Comment
  SFV3851  Leptosyne gigantea K. A. Wilson 1961-2-4 836 Los Angeles Santa Monica Mountains Along Route 101 A (Pacific Coast Highway) about 2 miles west of Decker Road (Route 23). On sandy hills near beach. 50 Comment
  CDA8167  Lessingia glandulifera G. C. Fleischman 1943-8-8 Los Angeles Between Palmdale & Littlerock. 0 Comment
  UCR239954  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-11-16 11627 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  SBBG63096  Lessingia glandulifera var. peirsonii R. Hoffmann 1927-9-19 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  POM365315  Leymus condensatus George R. Johnstone 1931-5-18 s.n. Los Angeles Exposition Boulevard, Los Angeles. Comment
  RSA550713  Leymus condensatus Timothy S. Ross, Annette Ross 1991-7-29 5697 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona 229 Comment
  RSA108344  Leymus triticoides Frank W. Gould 1944-5-7 2335 Los Angeles Roadside, at edge of willows; 3 miles east of Compton on Compton Blvd. Comment
  RSA747397  Leymus triticoides R. G. Swinney 2008-6-9 8957 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA750206  Leymus triticoides R. G. Swinney 2005-7-21 8319 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  POM352206  Leymus triticoides Anstruther Davidson 1890-1 s.n. Los Angeles Foothills. Comment
  RSA596373  Lilium humboldtii subsp. ocellatum Timothy S. Ross, Steve Boyd 1995-6-28 8620 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA0019910  Limonium duriusculum Emile Fiesler 2013-10-21 2013 -001 Los Angeles Along northern end of Seabreeze Trail, 250 feet west of western end of Sailview Avenue, Rancho Palos Verdes 320 Comment
  SD107832  Limonium sinuatum Mark Hoefs 1973-7-13 376 Los Angeles Open area between # 3 golf fairway and main road. 46 Comment
  RSA469958  Linanthus aureus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC226741  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  LA52337  Linanthus californicus Harlan Lewis; 1940-2-4 1062 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 Comment
  RSA199011  Linanthus californicus W. M. Gauntt 1966-4-16 152 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  RSA468429  Linanthus californicus Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA0015490  Linanthus dianthiflorus subsp. dianthiflorus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA73084  Linanthus dichotomus F. W. Peirson 1926-4-27 6666 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  UC1602144  Linanthus parviflorus A. D. Gifford 1935-4-15 586 Los Angeles 1.25 mi ne Quail; Tejon Quad. 1036 Comment
  RSA782182  Lithophragma R. G. Swinney 2009-4-15 10341 Los Angeles north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  UCR71304  Lithophragma maximum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4318 Los Angeles Channel Islands, San Clemente Island: E side of island near Malo Point, second canyon south of Bryce Canyon Comment
  RSA738057  Lobularia maritima M. A. Sanatay 1966-6-10 s.n. Los Angeles Verdugo Hills. 152 Comment
  RSA562624B  Loeflingia squarrosa subsp. artemisiarum D. Charlton 1991-5-18 5182 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  RSA680165  Loeseliastrum matthewsii Scott D. White 2003-6-8 9519 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA690931  Loeseliastrum matthewsii J. Mark Porter, Lauren Machen 2004-5-2 14089 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct. 1360 Comment
  UC909081  Loeseliastrum matthewsii Herbert L. Mason 1926-4-27 3058 Los Angeles 30 mi. w. Victorville; Mojave Desert Comment
  CAS-BOT-BC342205  Logfia filaginoides L. R. Abrams 1901-4-1 1238 Los Angeles Ballona Harbor Comment
  UCR270524  Logfia filaginoides R. G. Swinney 2010-4-13 12178 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  CATA1381  Logfia gallica Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2503 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  SD69730  Logfia gallica Robert F. Thorne 1966-4-29 36301 Los Angeles Santa Catalina Island; hillside along Airport Road before turn off to Middle Ranch Canyon. 455 Comment
  UC1595231  Lolium multiflorum Tim Ross and Peter Fritsch 1990-6-20 3605 Los Angeles mouth of Burro Canyon near the confluence of the E and W Forks of San Gabriel River (San Gabriel Mountains); , nr confl E and W Fks San Gabriel Rive 445 Comment
  RSA762244  Lolium perenne Orlando Mistretta, Christine Mistretta 2008-5-19 3122 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA762299  Lolium perenne subsp. multiflorum Orlando Mistretta, Christine Mistretta 2008-5-5 2653 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA12179  Lolium rigidum C. B. Wolf 1934-4-11 5637 Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
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Jul 22 2014
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  UCD127630  Lomatium dasycarpum subsp. dasycarpum Steve Boyd; Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat. 792 Comment
  RSA97319  Lomatium lucidum F. W. Peirson 1920-3-28 2098 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  UC1057257  Lomatium lucidum Mildred E. Mathias 1957-4-4 3158 Los Angeles 2.5 mi. s.w. Decker Fire Station (Decker Canyon Rd.) Comment
  RSA716638  Lomatium mohavense Andrea Edwards, Pam De Vries 2005-3-29 57 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SEINET4677102  Lomatium mohavense Tim Ross, Steve Boyd; Laurel Arnseth 1991-4-29 4813 Los Angeles PARKER MOUNTAIN and ridge to the SW: SW of Acton and NNE of Ravenna. Acton 7.5' USGS Quadrangle.; 0 1119 Comment
  RSA452150  Lomatium vaginatum Geo L. Moxley 1915-4-18 312 Los Angeles Ridge north of Mt. Washington. Comment
  RSA188698  Lonicera hispidula var. vacillans R. F. Thorne 36339 Los Angeles Santa Catalina Island: in bottom of W fork of Gallagher's Canyon 61 Comment
  CAS-BOT-BC198568  Lotus C. B. Wolf 1931-6-25 2236 Los Angeles SW of Los Angeles Botanic Garden, along Beverley Blvd., Mandeville Canyon 60 Comment
  SEINET957114  Lotus argophyllus J. E. Diesler 1984-1 Los Angeles Santa Catalina Island. Comment
  RSA609278  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA584389  Lotus dendroideus var. dendroideus T. S. Ross 1994-8-1 8184 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  RSA584627  Lotus grandiflorus var. grandiflorus T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6955 Los Angeles Santa Catalina Island, near upper Buffalo Corral Reservoir. 221 Comment
  UC864785  Lotus heermannii Carl B. Wolf 1932-8-11 Los Angeles 1.12 mi below Big Rock Creek Ranger Station (desert slope of San Gabriel Mts.); San Gabriel Mts., Big Rock Creek 914 Comment
  RSA773307  Lotus nevadensis R. G. Swinney 2009-6-3 11038 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0106486  Lotus nevadensis var. davidsonii R. G. Swinney 2011-10-18 15824 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
  RSA406216  Lotus oblongifolius var. oblongifolius H. M. Hall 1896-8-3 285 Los Angeles S. Antonio Mts. 2043 Comment
  UCR191728  Lotus procumbens A. C. Sanders 2008-4-23 35062 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1080 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
  UC15504  Lotus purshianus var. purshianus Harley P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  POM9533  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-17 3990 Los Angeles Topango [Topanga] Canon, Santa Monica Mtns 152 Comment
  RSA406803  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-1 S- 4443 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA0020368  Lotus scoparius Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5075 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA709837  Lotus scoparius A. C. Sanders 2003-4-28 26087 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon. 427 Comment
  UC397234  Lotus scoparius Crawford and Hiatt 1916-3-28 Los Angeles Santa Monica Mts. Comment
  RSA654649  Lotus scoparius var. brevialatus Fred Brooks 1988-4-23 25 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  SEINET9357062  Lotus scoparius var. scoparius Unknown 1988-5-15 14 Los Angeles Topanga Canyon, Santa Monica Mtns Comment
  JEPS55867  Lotus strigosus I. J. Condit 1913-6-5 Los Angeles San Dimas Comment
  RSA0081309  Lotus strigosus R. G. Swinney 2010-3-24 12051 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA515131  Lotus strigosus Aaron Liston 1989-4-28 795 -9 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UC15693  Lotus strigosus J. H. Barber 1897-4-20 Los Angeles Pomona Comment
  UC555379  Lotus strigosus Curtis Ferris 1932-3-19 56 Los Angeles Claremont Comment
  UC56563  Lotus strigosus Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UCR252736  Lotus strigosus R. G. Swinney 2010-5-29 13409 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  POM2622  Lotus strigosus P. A. Munz 1918-3-28 2012 Los Angeles Claremont Comment
  RSA597445  Lotus strigosus T. S. Ross 1991-5-19 5345 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  RSA568546  Lotus unifoliolatus G. R. Johnstone 1929-6-11 14915 Los Angeles Alhambra Comment
  RSA226194  Lotus wrangelianus Gary D. Cromwell 1971-5-14 669 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  UC454605  Ludwigia peploides subsp. peploides I. J. Condit 1908-7-24 Los Angeles Compton Comment
  JEPS83251  Lupinus W. L. Jepson 1935-4-17 17063 Los Angeles Portal Ridge Comment
  CATA1828  Lupinus albifrons Martin A. Piehl 1962-10-3 62488 Los Angeles Santa Catalina Island: Along main road above Swain's Canyon (N arm) 381 Comment
  UC1481368  Lupinus albifrons David B. Dunn April 1956 RSA- 7325 -6453 Los Angeles Comment
  RSA407014  Lupinus albifrons var. eminens N. C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  LA47590  Lupinus bicolor Henry J. Thompson; 1962-5-20 sn Los Angeles Santa Monica Mountains, Just E of Saddle Peak 701 Comment
  RSA0116283  Lupinus bicolor R. G. Swinney 2010-6-1 13172 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
  SEINET3131549  Lupinus bicolor G. B. Grant 735 Los Angeles Pasadena Comment
  SEINET3145127  Lupinus bicolor E. K. Balls, LW Lenz 1950-3-28 14462 Los Angeles 1 mi E of junction of Hwy 99 and 138, just S of Gorman 1158 Comment
  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
  UC56614  Lupinus bicolor H. M. Hall May 1902 3053 Los Angeles Antelope Valley Comment
  UCR213406  Lupinus bicolor A. C. Sanders, Dan S. Cooper 2010-3-12 37339 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR229130  Lupinus bicolor Dan S. Cooper 2011-5-10 511- 75 Los Angeles San Gabriel Valley, San Gabriel, NE corner of South Arroyo Dr. and West Santa Anita Ave., near San Gabriel Mission 128 Comment
  UCR51007  Lupinus bicolor A. C. Sanders, E. J. Lawlor 1988-4-3 7747 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA190959  Lupinus bicolor subsp. microphyllus R. F. Thorne 1966-4-28 36254 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  RSA536062  Lupinus bicolor subsp. microphyllus T. S. Ross 1991-5-21 5378 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  UC57539  Lupinus chamissonis Geo. B. Grant 1903-5-16 5507 Los Angeles Redondo Comment
  SBBG59442  Lupinus concinnus S. A. Junak with K. Kirkland 1998-5-2 SCa 648 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  CAS-BOT-BC205151  Lupinus elatus F. W. Peirson; Bulletin Torrey Club 1921-6-16 2438 Los Angeles Waterman Ridge Comment
  UCR219552  Lupinus excubitus R. G. Swinney 2009-3-31 10222 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 213 Comment
  RSA0081055  Lupinus excubitus subsp. austromontanus R. G. Swinney 2010-6-1 13111 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
  RSA413587  Lupinus excubitus var. austromontanus B. C. Templeton 1932-6-1 5060 Los Angeles West Blue Ridge, Big Pines Park 2194 Comment
  RSA606039  Lupinus excubitus var. austromontanus L. C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: south side. Comment
  SEINET10485291  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x nanus? 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
  POM21351  Lupinus formosus var. formosus Fordyce Grinnell Jr. 1917-7-8 51 Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  UCR271050  Lupinus formosus var. formosus R. G. Swinney 2011-6-6 15019 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA0069839  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SFV10193  Lupinus hirsutissimus J. G. Cuti 1978-4-19 59 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  UCSB34092  Lupinus hirsutissimus Nixon, Kevin 1977-2-11 Los Angeles Pickens Canyon, one mile north of junction of Canyonside Road and Service Road on slopes above stream 701 Comment
  UCR271840  Lupinus latifolius subsp. latifolius R. G. Swinney 2011-6-23 15278 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  JEPS65299  Lupinus longifolius F. W. Peirson 1920-5-14 2147 Los Angeles Lukens Peak; San Gabriel Mts. 914 Comment
  LA200475  Lupinus longifolius Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  PASA1669  Lupinus longifolius Sally Ellis 1939-5-12 Los Angeles San Dimas canyon Comment
  UC213294  Lupinus longifolius I. M. Johnston 1917-7-1 1444 Los Angeles near Browns Flats (San Antonio Mountains, Southern California); San Antonio Mountains 1356 Comment
  UC575464  Lupinus longifolius C. B. Wolf 1931-6-25 2243 Los Angeles along Beverly Blvd. on grade leading down into Santa Monica Canyon; on grade leading down into Santa Monica Canyon 45 Comment
  RSA413822  Lupinus odoratus var. odoratus J. Aug. Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  SD181512  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges, San Gabriel Mountains region, southeast of Dawson Saddle, north side of Angeles Crest Highway (Higway2); Crystal Lake quad. Along road, east of saddle, northeast-facing direction. 2439 Comment
  UC1294052  Lupinus peirsonii Charles F. Quibell 1960-3-11 383 Los Angeles base Mt. Islip (above Crystal Lake); San Gabriel Mts., , base Mt. Islip 2133 Comment
  SEINET10936835  Lupinus polycarpus Neal 1950-4-2 NEAL s.n. Los Angeles About a mile from beverly glen blvd. On mulhuland drive. 427 Comment
  SFV21652  Lupinus sparsiflorus J. N. Hogue 2010-5-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon. Roadside near Wildwood. 580 Comment
  UCR187014  Lupinus sparsiflorus A. C. Sanders 2006-4-25 32166 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  RSA86948  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1917-5-12 2432 Los Angeles County public camp ground in Mint Canyon, northwest corner of San Gabriel Mts. Comment
  RSA0084493  Lupinus succulentus R. G. Swinney 2010-5-4 12540 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UC185426  Lupinus succulentus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR271906  Lupinus succulentus R. G. Swinney 2010-5-7 12583 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR280817  Lupinus succulentus Mitch Provance 2017-6-30 617- 42 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  RSA0055060  Lupinus succulentus Jim Shevock 1970-3-23 51 Los Angeles Foothills of San Gabriel Mountains. 304 Comment
  SEINET12154818  Lupinus succulentus Unknown 1933-1 8160 Los Angeles nr Los Angeles Comment
  RSA0097614  Lupinus truncatus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14332 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
  RSA600471  Lupinus truncatus Steve Boyd, Lauren Raz 1997-4-30 9607 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
  RSA758069  Lupinus truncatus D. E. Bramlet, Jennifer Pareti 2008-4-14 4199 Los Angeles [Unspecified] Comment
  SBBG70673  Lycium andersonii R. Hoffmann 1929-4-27 Los Angeles Roosevelt Comment
  UC166885  Lycium brevipes var. hassei George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 739 a6151 Los Angeles Santa Catalina Island Comment
  SBBG51756  Lycium cooperi R. Gustafson, C. Davidson 1977-4-20 423 Los Angeles Fort Tejon Rd, S of Littlerock ca. 1.5 mi E of the jct with 82nd St 975 Comment
  RSA0011272  Lythrum hyssopifolia Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2401 Los Angeles Lower Cape Canyon, just up from Middle Canyon; Santa Catalina Island. 213 Comment
  SDSU21028  Madia elegans subsp. densifolia Ian Cain, Ryan Gilmore 2010-6-3 1493 Los Angeles Angeles National Forest, San Gabriel Mountains. Near summit of Mount Gleason 1918 Comment
  SD28054  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island, West Side of 4th of July Cove 29 Comment
  CAS-BOT-BC344378  Madia exigua Louis C. Wheeler 1932-6-4 801 Los Angeles Liveoak [Live Oak] Canyon N La Verne 487 Comment
  POM49797  Madia exigua L. W. Nuttall 1920-6-6 s.n. Los Angeles Cattail Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC343065  Madia gracilis F. W. Peirson 1920-6-10 2777 Los Angeles Maple Spring, trail to Mt. Lowe, San Gabriel Mts. 1066 Comment
  SFV16071  Madia gracilis A. M. Orcino, A. Sutton 1994-5-18 32 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  UCR272559  Madia minima R. G. Swinney 2011-6-7 15043 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA226929  Malacothamnus davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-17 39961 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  RSA433283  Malacothamnus davidsonii Anstruther Davidson 1920-05 s.n. Los Angeles Pacoima Comment
  CAS-BOT-BC206199  Malacothamnus fasciculatus Louis C. Wheeler 1932-5-26 752 Los Angeles San Gabriel Wash 106 Comment
  LA105071  Malacothamnus fasciculatus Barry A. Prigge; 1988-7-3 8197 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA308299  Malacothamnus fasciculatus Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3084 Los Angeles Altadena, N. Craig Ave. Comment
  CATA3233  Malacothamnus fasciculatus var. catalinensis Julie L. King 2017-1-17 44 Los Angeles Santa Catalina Island: Locked gate on West End Rd. behind (west of) Emerald Bay 18 Comment
  UC18790  Malacothamnus fasciculatus var. fasciculatus T. Davidson 1892-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC206360  Malacothamnus fremontii Ralph Hoffman 1931-10-1 s.n. Los Angeles Near Oaks Garage, Ming Canyon Comment
  UCR186885  Malacothrix californica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32034 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA0082688  Malacothrix californica Ernest C. Twisselmann 1962-4-18 6955 Los Angeles Oso Canyon, about 0.5 mile above Oso Corral. 1036 Comment
  RSA60284  Malacothrix californica E. K. Balls, Lee W. Lenz 1950-3-28 14471 Los Angeles 1 mile east of Quail Lake, Antelope Valley. 1067 Comment
  UCR273156  Malacothrix clevelandii R. G. Swinney 2011-6-22 15276 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  RSA670648  Malacothrix coulteri B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1470 Los Angeles Bouquet Canyon. 800 Comment
  UC133516  Malacothrix foliosa Blanche Trask Los Angeles Santa Barbara Island Comment
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Feb 14 2006
  SBBG131493  Malacothrix foliosa S. A. Junak, B. Collins 1991-4-24 SCI 166 Los Angeles near bottom of Eel Pt grade 73 Comment
  CAS-BOT-BC347918  Malacothrix saxatilis var. tenuifolia Malcom A. Nobs; S. Galen Smith 1948-9-8 644 Los Angeles Just west of Malibu Comment
  CAS-BOT-BC347926  Malacothrix saxatilis var. tenuifolia F. A. Thackery 1928-6-3 439 Los Angeles Mulholland Drive Comment
  POM156146  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1904-9-2 4174 Los Angeles Elysian Park. Comment
  RSA3502  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-5-9 3445 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  SBBG31294  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1966-6-1 36469 Los Angeles Pebbly Beach Rd, SE of Avalon 7 Comment
  RSA386402  Malosma laurina Miss Farmer 1923-7-16 s.n. Los Angeles Eagle Rock. Comment
  RSA386411  Malosma laurina Robert Gustafson 1980-7-9 1807 Los Angeles Ballona Wetlands, Area 3. Comment
  SBBG128325  Malosma laurina M. L. Hoefs 1994-7-18 1885 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  RSA0004200  Malvastrum gabrielense F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts 1067 Comment
  SEINET3143105  Malvella leprosa G. B. Grant 1904-6-5 1199 Los Angeles Ballona Comment
  RSA433877  Malvella leprosa Robert Gustafson 1980-7-9 1809 Los Angeles Ballona Wetlands, Area 3. Comment
  SD21287  Marah macrocarpa var. major Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island, Avalon Comment
  RSA441004  Marah macrocarpa var. major F. H. Elmore 1939-2-19 386 Los Angeles San Clemente Island. Comment
  RSA409815  Marrubium vulgare Erwin Miller 1934-5-1 s.n. Los Angeles Verdugo Woodland Comment
  RSA445529  Meconella denticulata Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 549 Comment
  UCR217280  Medicago polymorpha R. G. Swinney 2009-3-10 10073 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA190932  Medicago polymorpha var. brevispina Robert F. Thorne 1967-5-18 36901 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  JEPS65529  Medicago sativa Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  UCR247545  Medicago sativa Dan S. Cooper 2013-7-29 713- 35 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  UC1870252  Medicago sativa LeRoy Gross 2002-6-24 543 Los Angeles Transverse Ranges; Verdugo Mountains region; Along La Tuna Canyon Road 488 Comment
  LA201008  Melica californica Carl Wishner; 1997-4-29 2494 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  PASA634  Melica imperfecta Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM357036  Melica imperfecta C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UC1584871  Melica imperfecta Tim Ross 1991-4-8 4473 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' Quad. (w Pomona) 347 Comment
  UCD87919  Melica imperfecta A. M. Johnson 1933-5-14 s.n. Los Angeles Baldwin Hills. Comment
  SEINET10599441  Melica imperfecta Adolph D. E. Elmer Elmer 3646 Los Angeles Acton. Comment
  SEINET10860821  Melica imperfecta Unknown Anonymous 1220 Los Angeles Ballona Harbor. Comment
  CHSC952  Melilotus albus E. Thomas 1940-1-27 Los Angeles Hills south of Pomona. 274 Comment
  POM348167  Melilotus albus A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus Comment
  RSA597505  Melilotus albus L. C. Wheeler 1961-6-12 7858 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon 915 Comment
  RSA652197  Melilotus albus Serge Krepenko 1948-1-24 s.n. Los Angeles 4 m. S/E of San Fernando. 396 Comment
  SBBG20536  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR190357  Mentzelia R. G. Swinney 2001-6-16 7976 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  SBBG69333  Mentzelia affinis M. N. Ackley 1927-5-8 506 Los Angeles Little Rock 914 Comment
  UCSB72213  Mentzelia affinis Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA729600  Mentzelia congesta R. G. Swinney 1998-7-10 6383 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  RSA778919  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2010-6-3 5245 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA229056  Mentzelia laevicaulis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38897 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  LA33785  Mentzelia micrantha Peter H. Raven; 1959-5-9 14170 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG129046  Mentzelia veatchiana A. C. Sanders 2014-4-12 41010 Los Angeles NW of Pinon Hills, 233rd St E, 0.2 km S of Hwy 138 1095 Comment
  UC1602090  Mentzelia veatchiana Katharine Brandegee Los Angeles Lancaster Comment
  UC56514  Mentzelia veatchiana Ernest Braunton 1902-4-30 219 Los Angeles n Pomona Comment
  CAS-BOT-BC167619  Mentzelia veatchiana Wesley O. Griesel 1962-4-7 s.n. Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts. 975 Comment
  RSA757208  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2289 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  SFV16353  Mesembryanthemum crystallinum P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island, Bird Rock near Isthmus Harbor. On bird guano covered rock just off shore. Bird Rock #2. 1 Comment
  POM363445  Microseris lindleyi M. B. Dunkle 1929-4-13 2118 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  UCR195298  Microseris lindleyi Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1180 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue to ridgetop, north of McDonald Creek 396 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
  RSA158340  Microseris lindleyi P. H. Raven 1962-4-9 17157 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  POM155822  Mimulus aurantiacus var. pubescens M. L. Bryan 1928-4-3 99 Los Angeles Mandeville Canyon. Comment
  RSA0119758  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-21 16633 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  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
  UC1211134  Mimulus aurantiacus var. puniceus Huron H. Smith 1912-5-28 5012 Los Angeles Avalon Canyon Santa Catalina Island 182 Comment
  UCR258728  Mimulus brevipes R. G. Swinney 2010-6-23 13351 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR263280  Mimulus brevipes Anuja Parikh, Nathan Gale 2012-5-9 3589 Los Angeles Transverse Range: San Gabriel Mountains, 0.8 km north of the West Fork San Gabriel River, 1.4 km east of Shortcut Canyon 1106 Comment
  RSA420984  Mimulus brevipes Geo. L. Moxley 1914-5-30 221 Los Angeles San Rafael Hills Comment
  UCR272864  Mimulus cardinalis R. G. Swinney 2011-7-29 15573 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA420684  Mimulus cardinalis George R. Johnston 1930-9-14 13936 Los Angeles Near Oak Hilde. Comment
  RSA191013  Mimulus fremontii Robert F. Thorne 1963-5-15 31658 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA732859  Mimulus fremontii R. G. Swinney 2001-5-17 7952 Los Angeles Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  RSA602976  Mimulus fremontii var. fremontii Louis C. Wheeler 1967-5-12 9473 .5 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCSB10261  Mimulus fremontii var. fremontii Nowell, J. 1958-5-16 Los Angeles Hwy 138; 6 miles from its junction with Pear Blossom to Victorville Airport Road; growing near road Comment
  RSA226245  Mimulus guttatus Gary D. Cromwell, David W. Wheat 1971-7-1 697 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  LA2461  Mimulus guttatus Frank W. Peirson; 1921-6-21 2461 Los Angeles San Gabriel Mountains, Groverland Canyon, W fork San Gabriel River 883 Comment
  RSA649435  Mimulus guttatus H. M. Smith 1955-5-23 s.n. Los Angeles Cal Poly campus, 3 m. W of San Dimas 201 Comment
  RSA80450  Mimulus guttatus F. W. Peirson 1920-5-12 5289 Los Angeles mouth of canyon of San Gabriel River 229 Comment
  JEPS4691  Mimulus johnstonii F. W. Peirson 1918-6-30 196 Los Angeles summit Mt. Wilson; San Gabriel Mts. 1737 Comment
  RSA228078  Mimulus moschatus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38880 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  UCD122683  Mimulus nasutus Daryl Koutnik 1978-3-31 195 Los Angeles West fork of Triunfo Creek, south of Westlake. 274 Comment
  RSA717946  Mimulus pilosus R. G. Swinney, D. W. Larson 1996-8-7 5234 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat. 1293 Comment
  UCR261347  Mimulus pilosus R. G. Swinney 2010-6-29 13375 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA680213  Minuartia douglasii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1684 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  UCD169569  Minuartia douglasii R. G. Swinney 1998-6-16 6977 Los Angeles San Gabriel Mtns., ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  RSA124241  Minuartia douglasii E. K. Balls, Percy C. Everett 1958-3-14 22871 Los Angeles At edge of dry stream, sw of San Antonio dam, 4 mi. N of Claremont. 579 Comment
  CAS-BOT-BC434642  Mirabilis laevis var. crassifolia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA464661  Mirabilis laevis var. crassifolia T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  RSA464665  Mirabilis laevis var. crassifolia Mark Morris 1929-3-11 s.n. Los Angeles Griffith Park - Los Angeles. Comment
  SD49383  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles San Clemente Island; canyon 2.0 miles southeast of Eel Point. 120 Comment
  SD85194  Mirabilis laevis var. crassifolia E. R. Blakley 1962-6-10 5238 Los Angeles San Clemente Island; above and north of Seal Cove. 60 Comment
  UCR206412  Monardella breweri R. G. Swinney 2008-6-9 8953 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CAS-BOT-BC219997  Monardella breweri subsp. lanceolata F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  UCR192893  Monardella cinerea R. G. Swinney 1999-8-9 7608 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  RSA408579  Monardella exilis N. C. Cooper 1949-5-16 3657 Los Angeles Lancaster 718 Comment
  UC57489  Monardella hypoleuca subsp. hypoleuca J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Santa Monica Mts. Comment
  RSA230204  Monardella lanceolata var. lanceolata Robert F. Thorne 1969-7-2 38268 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA83322  Monardella macrantha subsp. hallii I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon 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
  SBBG61099  Monolopia lanceolata R. Hoffmann 1932-4-26 Los Angeles W of Palmdale Comment
  RSA252918  Monoptilon bellidiforme R. F. Thorne, C. W. Tilforth 1973-4-20 43062 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  PASA373  Montia perfoliata Imogene Hammond Los Angeles Millard Cañon, Pasadena Comment
  CAS-BOT-BC108992  Mucronea californica Geo. B. Grant 1901-1-1 173 Los Angeles Arcadia. Comment
  RSA618663  Muhlenbergia asperifolia LeRoy Gross 1998-9-27 68 Los Angeles Liebre Mtns. Fish canyon.: Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 883 Comment
  CAS-BOT-BC262698  Muhlenbergia californica W. R. Dudley 1899-7-1 s.n. Los Angeles Near Alpine Tavern, Mount Lowe Comment
  POM210089  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork, Big Rock Creek 1600 Comment
  UCR178084  Muhlenbergia californica LeRoy Gross 2003--11 680 Los Angeles San Gabriel Mountains, Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  RSA167846  Muhlenbergia microsperma R. F. Thorne, PC Everett 1964-2-7 33483 Los Angeles Middle Canyon, Santa Catalina Island 243 Comment
  SBBG112970  Muhlenbergia microsperma S. A. Junak 1998-6-13 SCa 748 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  RSA0091861  Muhlenbergia microsperma Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1523 Los Angeles Santa Catalina Island. E of Little Harbor, just S of Sheep Chute Ridge Road, ca. 0.2 mile from intersection with Little Harbor Road, overlooking Campo Blanco Canyon. 79 Comment
  UC1746135  Muhlenbergia rigens Annetta M. Carter, Arthur Carter 1935-9-11 971 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  UC1537187  Muilla coronata Gordon H. True 1935-3-27 165 Los Angeles flats near Belleview School (4 mi nw of Palmdale) 792 Comment
  UC1595338  Muilla maritima Tim Ross and Orlando Mistretta 1992-7-24 6749 Los Angeles e side of peak near divide divide between Colby and Wickiup Canyons (120 degrees se, 1065m distant from peak summit); San Gabriel Mts., Strawberry Peak 1560 Comment
  UCR186572  Muilla maritima A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32222 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR205858  Muilla maritima R. G. Swinney 2008-5-8 8807 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC327741  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Island. Large canyon below the Tomb. 243 Comment
  RSA466284A  Narcissus tazetta A. C. Sanders 1988-2-3 7608 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA398486  Nassella cernua James Henrickson 1973-01 8123 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon near Haypress area and Airport Road Comment
  UC167321  Nassella cernua Geo. B. Grant Jun 1902 1249 Los Angeles Pasadena Comment
  UCD87408  Nassella cernua W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  CAS-BOT-BC259916  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island. 100 yards SE of summit of Equestrian Trail, back of Avalon 304 Comment
  RSA601833  Nassella lepida Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9478 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  CAS-BOT-BC260142  Nassella pulchra F. A. MacF. 1935-3-6 13502 Los Angeles Mulholland Drive, Santa Monica Mountains 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
  RSA91732  Nassella pulchra F. W. Peirson 1918-4-28 1587 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  CDA21168  Nassella tenuissima M. O'Brien 2007-4-22 MOB 1 -2007 Los Angeles South Coast; Malibu Bluffs State Recreation Area, 0 Comment
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Dec 6 2014
  CAS-BOT-BC60407  Nasturtium officinale W. R. Dudley; F. H. Lamb 1896-6-12 4436 Los Angeles Mount Pinos Region. Tejon Pass. At Spring at Gorman's. Comment
  UC61540  Navarretia atractyloides Ernest Braunton Jun 1903 898 Los Angeles Glendale to Burbank Comment
  POM199719  Navarretia hamata subsp. hamata I. W. Clokey, B. C. Templeton 1929-07 4577 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  POM122756  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  RSA674853  Nemacladus ramosissimus Scott D. White, Kent Hughes 2000-5-17 7872 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UCR213690  Nemacladus sigmoideus Justin M. Wood 2009-6-1 789 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  RSA652200  Nemophila menziesii G. Foster 1961-5-29 s.n. Los Angeles Mt. Wilson Rd., Angeles Natl. Forest. Comment
  RSA717060  Nemophila menziesii Andrea Edwards, Pam DeVries 2006-4-11 65 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA250674  Nemophila menziesii var. menziesii Robert F. Thorne 1971-4-2 41426 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  UCSB5339  Nemophila menziesii var. menziesii H., J. 1935-2-22 Los Angeles San Dimas Exp. Forest; Bell dams; sec. 1, T 1N, R 9W Comment
  RSA668154  Nicotiana attenuata Ian Swift 2001-5-17 131 Los Angeles Upper Soledad Cyn., Santa Clara River wash, 0.5 mi. southeast of Acton. 939 Comment
  RSA69488  Nitrophila occidentalis E. L. Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  SBBG98630  Nuttallanthus texanus T. Ross 1991-5-20 5343 Los Angeles between Box and Horse Cyns 484 Comment
  RSA507553  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-8 10377 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  SBBG61335  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  RSA73314  Oenothera rosea F. W. Peirson 1934-4-14 11144 Los Angeles Jannoch Nurseries, northwestern part of Pasadena Comment
  UCR178383  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  RSA187761  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  HSC101601  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line, along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp 488 Comment
  RSA0097626  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  CAS-BOT-BC56214  Opuntia basilaris var. basilaris Ira L. Wiggins 1937-3-10 8775 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  UCR139922  Opuntia littoralis var. vaseyi Scott D. White 1997-5-15 5153 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  RSA188357  Opuntia prolifera R. F. Thorne, Percy C. Everett 1965-6-24 35049 Los Angeles Santa Catalina Island, on ridge between Little Harbor and mouth of Cottonwood Canyon. 61 Comment
  RSA641501  Opuntia vaseyi L. C. Wheeler 1967-8-27 10560 Los Angeles San Gabriel Mts., Angeles National Forest: Cattle Canyon 3/4 mi down stream from Coldwater Canyon 732 Comment
  RSA0076162  Orobanche bulbosa Timothy Ross, Orlando Mistretta 1993-5-26 7301 Los Angeles W end of the San Gabriel Mts.: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (drainage to Wilson Canyon and Sylmar). 993 Comment
  UC1076298  Orobanche cooperi Herbert L. Mason 1926-4-26 3021 Los Angeles Mohave Desert, Little Rock Creek Little Rock Creek; Mohave Desert, Little Rock Creek Comment
  RSA660144  Orobanche fasciculata Orlando Mistretta 1992-7-9 658 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR258810  Orobanche fasciculata R. G. Swinney 2010-5-25 12984 Los Angeles San Gabriel Mountains, 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 671 Comment
  RSA0077922  Orobanche fasciculata Ivan M. Johnston 1917-6-20 1908 Los Angeles Camp Baldy. 1371 Comment
  LA200981  Orobanche parishii Carl Wishner; 1993-7-25 2149 Los Angeles 200.0 Comment
  RSA0040132  Orobanche valida subsp. valida Orlando Mistretta 1995-1-10 1956 Los Angeles near Glendora Mountain Road, about 4 miles W of jct. with Mt. Baldy Road 1418 Comment
  RSA0020707  Orobanche valida subsp. valida Orlando Mistretta 1995-6-30 1866 Los Angeles San Gabriel Mountains: Big Rock Creek. Orobanche valida survey site B. 1494 Comment
  UC57486  Orobanche vallicola J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon 152 Comment
  RSA401970B  Orthocarpus densiflorus T. S. Clare 1929-3-17 13720 Los Angeles Topanga Canyon. Comment
  RSA402076  Orthocarpus purpurascens var. purpurascens J. Doty 1969-5-16 671 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  JEPS2994  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 451 Los Angeles Arroyo Seco San Gabriel Mountains 609 Comment
  UC1605259  Osmorhiza brachypoda Timothy S. Ross and Steve Boyd 1994-5-25 7880 Los Angeles Liebte Mtn. Liebre Mountains, Liebre Mountain 7.5' USGS Quadrangle (w summit, West Summit here construed as the rounded knoll 100 m s of the intersection of sections 3,4,9, and 10, just s of knoll summit) 1684 Comment
  UCR260010  Oxalis pes-caprae R. G. Swinney 2010-3-24 12095 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA229155  Oxytheca parishii var. parishii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38910 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  RSA597501  Oxytheca trilobata Louis C. Wheeler 1961-6-9 7841 Los Angeles San Gabriel Mountains. Nameless gulch west of Lynx Gulch, off Big Tujunga Canyon. 1052 Comment
  RSA603791  Oxytheca trilobata Louis C. Wheeler 1948-6-13 6642 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 976 Comment
  RSA628884  Oxytheca trilobata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  UC2026476  Oxytheca trilobata Louis C. Wheeler 1948-6-13 6646 Los Angeles SAN GABRIEL MOUNTAINS: coldwater Canyon, off Big Tujunga. Comment
  RSA228986  Packera ionophylla R. F. Thorne 1971-8-25 41279 Los Angeles Angeles National Forest: Just N of summit of Mt. Hawkins on saddle between Hawkins & Throop Peak 2667 Comment
  RSA602204  Panicum miliaceum L. C. Wheeler 1945-6-17 6073 Los Angeles South El Monte: Rio Hondo between Rosemead Boulevard and Garvey Avenue. Comment
  POM8493  Papaver californicum P. A. Munz, R. D. Harwood 1920-4-21 3714 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  CDA36204  Passiflora caerulea A. C. Sanders, T. B. Salvato 2009-5-21 36900 Los Angeles San Gabriel Valley Whittier Narrows; Between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 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
  POM368749  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-5-5 54779 Los Angeles Bulrush Canyon, Santa Catalina Island 200 Comment
  CHSC95495  Pectocarya penicillata LeRoy Gross 2005-4-28 2117 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA771853  Pectocarya penicillata R. G. Swinney 2009-5-28 10922 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR155696  Pectocarya penicillata A. C. Sanders, T. B. Salvato 2005-4-26 29708 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  LA200429  Pectocarya penicillata Anonymous; sn Los Angeles Comment
  SEINET7047895  Pectocarya penicillata Steven R. Hill, Kate Kramer 2001-4-22 33343 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
  JEPS108271  Pectocarya platycarpa David Gowen 2005-5-11 305 Los Angeles HWY 138 (West Ave. D) west of Lancaster. Sandy soil at the SW corner of the intersection with 210 St. West. Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR209979  Pedicularis semibarbata R. G. Swinney 2008-7-24 9283 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  LA94136  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-6 1663 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  LA94139  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-6 1647 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  LA94144  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1791 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  RSA0060872  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR260408  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA651838  Pellaea andromedifolia Witt, Prieur, Smith, Goebel, Hurley 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  SFV14646  Pellaea andromedifolia S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 0.75 miles upstream of dam on south-facing slope. Comment
  RSA188102  Pellaea andromedifolia var. andromedifolia R. F. Thorne 1966-4-6 35925 Los Angeles Santa Catalina Island: 1 mile W of Empire Landing 76 Comment
  POM199763  Pellaea andromedifolia var. andromedifolia I. W. Clokey, B. Templeton 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  UCR276792  Pellaea mucronata subsp. mucronata R. G. Swinney 2011-3-29 14254 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA0110197  Penstemon centranthifolius Richard 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA725123  Penstemon centranthifolius Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA747416  Penstemon centranthifolius R. G. Swinney 2008-5-12 8840 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
  UCR124689  Penstemon centranthifolius B. C. Templeton 1933-5-15 5129 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  SD13115  Penstemon centranthifolius Edith A. Purer 1935-5-11 6573 Los Angeles Dry hillside, east of Malibou Lake Comment
  UCSB9641  Penstemon grinnellii Robbins, G.; Bacigalupi, Rimo 1952-4-26 Los Angeles lower Kern River Canyon; about 5 miles west of junction of Calif. 178 with road leading to Democrat Hot Springs 883 Comment
  LA201755  Penstemon heterophyllus var. australis Arthur C. Gibson; 2001-5-18 4810 Los Angeles Comment
  LA51902  Penstemon heterophyllus var. australis A. M. Johnson; 1932-5-30 4085 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA160586  Penstemon heterophyllus var. australis J. D. Olmsted 1959-5-13 620 Los Angeles Camp Baldy Road near mouth of San Antonio Canyon, San Gabriel Mountains, Drainage Area to San Antonio Creek. 701 Comment
  UC535533  Penstemon heterophyllus var. australis Ira W. Clokey, B. Templeton May 1929 4522 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 500 Comment
  UC1586215  Penstemon labrosus Tim Ross 1991-8-16 5849 Los Angeles Horse Flats , Chilao Flat Quad, Horse Flats (San Gabriel Mountains) 1719 Comment
  RSA764070  Penstemon rostriflorus R. G. Swinney 2008-8-13 9389 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  UCR141070  Penstemon rostriflorus June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  HSC12391  Penstemon spectabilis Wendell Wood 1970-6-20 17 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  SFV6170  Penstemon spectabilis R. M. Muran 1974-4-10 60 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 396 Comment
  RSA0060343  Pentagramma triangularis T. S. Ross, J. Mark Porter 1995-5-4 8526 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 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
  LA3431  Pentagramma triangularis subsp. triangularis A. M. Johnson; 1928-2-16 51 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA653844  Pentagramma triangularis subsp. triangularis Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 766 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UC729578  Pentagramma triangularis subsp. triangularis Carl B. Wolf 1932-5-9 3499 Los Angeles about due w Pebbly Beach (along rd to Renton Mine); Santa Catalina Isl 304 Comment
  RSA687377  Pentagramma triangularis subsp. triangularis B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UCSB62239  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-11-12 Los Angeles San Gabriel Mtns., Iron Fk. of the E. Fk. of the San Gabriel River, ca. 1 mi. up from confluence with So. Fk. 1341 Comment
  SBBG125056  Perideridia pringlei A. Parikh, N. Gale 2010-6-8 3264 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14, under power lines 1185 Comment
  RSA527669  Perityle emoryi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4287 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  CAS-BOT-BC418875  Persicaria hydropiperoides A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36952 Los Angeles San Gabriel Valley: confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines. 88 Comment
  SEINET3923794  Persicaria lapathifolia Steve Boyd, L. Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  CAS-BOT-BC419007  Persicaria lapathifolia John Thomas Howell 1927-9-30 3122 Los Angeles Bank of Los Angeles River, n. side of Griffith Park, Los Angeles Comment
  UCD166170  Phacelia Jack Major 1962-4-14 752 Los Angeles Along road to Big Pines from Pear Blossom, above Valyermo. (Exact location unknown. Coordinates estimated by label maker.) 1700 Comment
  LA200562  Phacelia brachyloba O. H. Kappler; 1944-4-23 592 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA187967  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-5 35864 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  RSA582644  Phacelia cicutaria var. hispida Louis C. Wheeler 1932-5-27 773 Los Angeles Burbank Canyon, W Thompson Creek Dam. 518 Comment
  RSA599832  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-5-6 9744 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCD120316  Phacelia cicutaria var. hispida Daryl Koutnik 1978-4-14 351 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  UCR126818  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 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
  UCR258558  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13018 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCR194563  Phacelia ciliata A. C. Sanders 2008-4-25 35110 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
  RSA571272  Phacelia curvipes Steve Boyd 1994-4-29 8313 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA249822  Phacelia curvipes Robert F. Thorne, Gary D. Wallace 1973-4-25 43378 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  LA38567  Phacelia distans Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA517999  Phacelia distans Steve Boyd, Orlando Mistretta 1986-3-31 1524 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. 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
  SD260259  Phacelia distans R. G. Swinney 2010-5-19 12822 Los Angeles San Gabriel Mountains/Western Mojave Desert Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Nat. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 mi. due W of Mt Emma Rd. 1335 Comment
  RSA0053877  Phacelia fremontii R. G. Swinney 2010-5-11 12629 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA421511  Phacelia fremontii Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  RSA650144  Phacelia fremontii Charles D. Dunn 1972-4-3 s.n. Los Angeles Palmdale. Comment
  RSA710703  Phacelia grandiflora Valerie L. Soza, Susan Caplow 2003-4-11 1626 Los Angeles Brand Park, south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy, head of Brand Canyon. 762 Comment
  UCR223524  Phacelia imbricata R. G. Swinney 2009-6-17 11211 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
  UC55297  Phacelia imbricata subsp. imbricata J. H. Barber 1897-4-20 145 Los Angeles Pomona Comment
  RSA529176  Phacelia imbricata subsp. patula Tim S. Ross 1991-7-24 5595 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  UC1375263  Phacelia imbricata subsp. patula Robert F. Thorne and C. W. Tilforth 1971-6-30 40745 Los Angeles Pacifico Mtn. San Gabriel Mts., Angeles National Forest 1950 Comment
  RSA784337  Phacelia longipes J. D. Olmsted 1959-4-22 439 Los Angeles Cow Canyon - E. San Gabriel drainage area. Glendora Mountain Road 0.5 mi from Camp Baldy, then 100 yrds N along fire road to Coldwater Canyon, Thompson s ranch, etc. 1433 Comment
  SEINET13276734 Image available Phacelia longipes R. G. Swinney 2011-1 14600 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  CHSC728  Phacelia minor E. Thomas 1940-2-17 Los Angeles Padua Hills above Claremont. Comment
  LA205632  Phacelia mohavensis Victor Duran; 1933-7-11 3512 Los Angeles San Gabriel Mountains, Sulphur Springs 1523 Comment
  SBBG125836  Phacelia parryi A. Parikh, N. Gale 2010-5-25 3221 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1115 Comment
  UC1174694  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA773610  Phacelia ramosissima R. G. Swinney 2009-6-12 11120 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UCR95249  Phacelia ramosissima var. ramosissima L. C. Wheeler 1967-7-30 10257 Los Angeles San Gabriel Mtns, Big Tujunga Canyon at Trail Canyon 518 Comment
  CAS-BOT-BC133980  Phacelia tanacetifolia Le Roy Abrams 1901-4-1 1316 Los Angeles Santa Monico Mts. between Cahuenga Pass & Encino Comment
  SD234426  Phacelia viscida A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26275 Los Angeles Westerm San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 miles southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch (Newhall 7.5' Q) 395 Comment
  UCD120709  Phacelia viscida Daryl Koutnik 1978-6-3 521 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  SEINET12280417  Phacelia viscida Unknown 1933-1 8497 Los Angeles Comment
  RSA247416  Phalaris aquatica Jack Delaini 1974-5-23 209 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 838 Comment
  CAS-BOT-BC250592  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles Canyon west of road, 2 1/2 miles north of China Point. San Clemente Island 213 Comment
  SD90273  Phalaris minor Robert F. Thorne 1973-4-12 42891 Los Angeles San Clemente Island; roadside among old buildings at old airfield 299 Comment
  SDSU6886  Pholistoma auritum R. M. Beauchamp 1967-3-18 293 Los Angeles Growing over debirs at dump in canyon below Lemon Tank. San Clemente Island. Comment
Read comments
May 16 2008
  CAS-BOT-BC222557  Pholistoma auritum var. auritum John Thomas Howell 1928-4-18 3725 Los Angeles N. side of Griffith Park, Los Angeles Comment
  RSA620237  Pholistoma membranaceum B. Pitzer 1998-5-23 3732 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR220055  Pholistoma membranaceum R. G. Swinney 2009-4-24 10437 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA459306  Pholistoma racemosum F. R. Fosberg 1931-3-24 s 4346 Los Angeles Hamilton Canyon near Avalon; Santa Catalina Island 50 Comment
  SD66838  Pholistoma racemosum R. Mitchel Beauchamp 1967-3-17 252 Los Angeles San Clemente Island. East of Date 2, sprawling over grass and rocks. Comment
  POM354314  Phoradendron bolleanum var. densum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  LA209883  Phoradendron leucarpum subsp. macrophyllum Louis C. Wheeler; 1932-1-8 432 Los Angeles San Gabriel Valley, 2 mi SW Glendora 198 Comment
  RSA652959  Phoradendron macrophyllum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23265 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain, Mormon, Limekiln and Aliso Canyon watersheds; This from upper Limekiln Cyn. near So Cal G[as] 595 Comment
  UCR190111  Phoradendron pauciflorum R. G. Swinney 1998-8-27 6789 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  CAS-BOT-BC141153  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam 495 Comment
  CAS-BOT-BC452033  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island: Catalina Harbor at Isthmus 0 Comment
  CDA5818  Physalis philadelphica Phillipson 1915-10-5 Los Angeles South Santa Anita. Comment
  RSA587192  Picris echioides Scott D. White 1995-12-5 37705 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA659887  Pinus attenuata Brian McColgan 1988-5-10 6 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
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Mar 27 2014
  UCR23368  Pinus attenuata John C. Roos 1942-4-18 1049 Los Angeles San Gabriel Mtns, ridge c. 3 mi south of Charlton Flats, Angeles Crest Hwy Comment
  UCR199866  Pinus canariensis LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2591 Los Angeles Transverse Ranges, Verdugo Mountains, south side of the range, an old overgrown road off of Via Montana at end of Olive Avenue, between Sunset Canyon and Story Canyon 366 Comment
  LA35781  Pinus coulteri Mary V. Hood; 1939-12-27 39- 153 k* Los Angeles Charleton Flats 1478 Comment
  RSA596495  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains. Crystal Lake cutoff ca. 1 mi. southerly from Snow Spring, Bear Creek, off West Fork San Gabriel Drainage. 1768 Comment
  SEINET3872274  Pinus coulteri K. Dobry 1976-4-24 62 Los Angeles Charleston Flats. San Gabriel Mts.; 0 1646 Comment
  SFV6848  Pinus flexilis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 586 Los Angeles San Gabriel Mountains Just below Mount Baden-Powell on north facing ridge. 2774 Comment
  UCR251080  Pinus halepensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1352 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  CAS-BOT-BC73158  Pinus jeffreyi R. F. Thorne; L. E. DeBuhr 1972-8-18 42243 Los Angeles San Gabriel Mts., Angeles National Forest: just E along trail from peak of Mt. Islip. 2438 Comment
  UCR256213  Pinus lambertiana R. G. Swinney 2010-9-21 13849 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  HSC35976  Pinus monophylla Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2174 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  UCR191678  Pinus sabiniana T. B. Salvato, Renee Galeano-Popp 2008-4-25 3340 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, southeast of the end of 300th St. West, wash below the mouth of Horse Camp Canyon 939 Comment
  RSA611915  Piperia cooperi Louis C. Wheeler 1934-4-27 2574 Los Angeles Marshall Creek (La Verne Quad.), San Gabriel Mountains. 457 Comment
  POM9118  Piperia cooperi Philip A. Munz, R. D. Harwood 1920-4-21 3787 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA592366  Piperia unalascensis Mark Hoefs 1974-4-30 436 Los Angeles Santa Catalina Island by trail in Hermits Gulch 168 Comment
  CDA2305  Piptatherum miliaceum T. S. Ross, Peter Fritsch 1990-6-2 3595 Los Angeles San Gabriel Mountains; Mouth of Burro Canyon near the confluence of the E and W forks of the San Gabriel River Comment
  SEINET10630720  Pisum sativum Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2523 Los Angeles City of Pasadena. How's Market, 3035 Huntington Drive. Comment
  UC1069012  Plagiobothrys arizonicus A. D. Gifford 1935-3-31 530 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA0073605  Plagiobothrys canescens R. G. Swinney 2010-4-23 12338 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA714514  Plagiobothrys canescens A. C. Sanders 2003-4-16 26028 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR270856  Plagiobothrys collinus R. G. Swinney 2011-5-24 14796 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA229151  Plagiobothrys collinus var. fulvescens R. F. Thorne, C. W. Tilforth 1971-6-30 40788 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UCR186652  Plagiobothrys leptocladus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32064 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA164802  Plagiobothrys nothofulvus Wesley O. Griesel 1963-4-26 766 Los Angeles About 1/2 mile southeast of Devil s Gate Dam, Pasadena. 366 Comment
  UC1007126  Plantago arenaria J. D. Laudermilk 1938-7-28 Los Angeles 3 mi N of Claremont, orange grove Comment
  POM147456  Plantago coronopus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SD252361  Plantago coronopus Steven A. Junak 1999-5-20 Sca 938 Los Angeles Santa Catalina Island: on ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up canyon from reservoir. 256 Comment
  RSA579144  Plantago erecta Tim S. Ross, Darin Banks 1994-4-12 7460 Los Angeles San Francisquito Canyon. Dike-like ridge with crest descending toward the road in a NW direction; ca 220 m SW of where Drinkwater Canyon joins S. Fr. Canyon. 512 Comment
  UCD124471  Plantago erecta Peter H. Raven 1962-5-22 17841 Los Angeles Middle Ranch; Santa Catalina Island, California. 213 Comment
  RSA402059B  Plantago lanceolata L. E. Hoffman 1929-5-5 s.n. Los Angeles Arroyo Seco-Ave. 57-Los Angeles river bottom Comment
  UC76651  Plantago lanceolata unknown Jun 1901 Los Angeles near Whittier Comment
  RSA608256  Plantago major Louis C. Wheeler 1966-10-25 9059 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR240019  Plantago major R. G. Swinney 2009-11-9 11591 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA424281  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  LA206346  Platanus racemosa W. B. Welch; 1928-4-15 51 Los Angeles San Gabriel Mountains, Big Tujunga Comment
  RSA401720B  Platanus racemosa F. R. Fosberg 1931-3-1 4223 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  RSA785976  Platanus racemosa Doris Bowers 1957-5-2 392 Los Angeles Near Carrion Adobe, LaVerne. 320 Comment
  UCR177747  Platanus racemosa LeRoy Gross, Naomi Fraga 2002-4-4 517 Los Angeles Los Angeles Basin: Verdugo Mountains Region, Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandon'ed. 468 Comment
  CAS-BOT-BC91673  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles Hills near Claremont. Comment
  JEPS126446  Platystemon californicus CNPS Field Staff 2015-4-16 SSNF 1815 Los Angeles Private Ranch. Comment
  CAS-BOT-BC356127  Pluchea odorata LeRoy Abrams 1902-8-26 2974 Los Angeles Mesmer Comment
  UCR125258  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  SEINET11695914  Poa annua S. A. Thompson 1999-3-28 15388 Los Angeles Beverly Hills Comment
  POM292715  Poa secunda Lyman Benson 1949-4-29 13601 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  RSA484218  Poa secunda Robert Gustafson 1978-5-2 890 Los Angeles Off dirt road leading into Hungry Valley, 4 mile from the junction with the 2 lane paved Peace Valley Road, west of Gorman. 1250 Comment
  UCR223470  Poa secunda R. G. Swinney 2009-5-28 10928 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SEINET6071779  Poa secunda Louis C. Wheeler 1967-5-23 9676 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA645705  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F''. [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  RSA607511  Polygonum argyrocoleon Louis C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  RSA749119  Polygonum aviculare R. G. Swinney 2005-8-5 8396 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UCR209303  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36939 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR276916  Polygonum lapathifolium R. G. Swinney 2011-3-29 14281 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA651067  Polypodium californicum Paul M. Inman 1983-5-8 50883 -15 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, 150' below the weir at Hoegee's Camp. Comment
  RSA656134  Polypodium californicum Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 666 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. 548 Comment
  SBBG17038  Polypodium californicum K. A. Wilson, D. E. Bianchi 1961-2-2 818 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  UCR256226  Polypodium californicum R. G. Swinney 2010-6-4 13048 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UCSB62458  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills, Pomona Comment
  RSA628693  Polypodium californicum L. C. Wheeler 1967-5-15 9581 Los Angeles South side Elsmere Canyon near the mouth. sec. 12. 518 Comment
  RSA651597  Polypogon monspeliensis Jim Graham 1953-5-10 s.n. Los Angeles W of Imperial Hwy and S of Ocean Ave. Whittier 69 Comment
  SBBG17191  Polypogon monspeliensis M. Vincent 1962-5-4 270 Los Angeles Malibu Beach lagoon at Malibu Comment
  RSA0020988  Polypogon viridis Orlando Mistretta, Christine Mistretta 2011-7-1 5894 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  CDA7762  Polypogon viridis Michael O Brien 2007-6-24 s.n. Los Angeles Malibu Bluffs 0 Comment
  RSA693285  Polystichum scopulinum M. B. Dunkle 1933-6-17 3602 Los Angeles San Antonio River Canyon 915 Comment
  UCR153947  Populus fremontii A. C. Sanders 2005-5-11 30204 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  POM366510  Potentilla glandulosa subsp. nevadensis Bonnie C. Templeton 1932-7-20 5014 Los Angeles Big Pines Park. 2092 Comment
  UCR124472  Potentilla glandulosa subsp. nevadensis B. C. Templeton 1932-7-20 5014 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UC1870239  Prunus LeRoy Gross 2003-3-9 798 Los Angeles Transverse Ranges; San Rafael hills, (Verdugo Mountains Flora): SW side. A W-E trending ridge SW of Flint Peak. Entered at W end, at Mt Carmel Dr., E of the (2) Glendale freeway, between Chevy Chase Dr (Sycamore Canyon) to the N, and Glenoak Blvd (Scholl Canyon) to the S. 353 Comment
  UCR49277  Prunus caroliniana A. C. Sanders 1987-10-13 7424 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  RSA495630  Prunus emarginata S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 354 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  LA208115  Prunus fasciculata Louis C. Wheeler; 1932-4-10 609 Los Angeles San Gabriel Mountains, 3 mi. S Vincent 1066 Comment
  CDA41408  Prunus fasciculata var. punctata Michael O Brien 2015-7-29 s.n. Los Angeles Malibu; County Line State Park , a unit of Leo Carrillo State Beach. 0 Comment
  UCR270921  Prunus ilicifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14342 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
  SDSU9173  Prunus ilicifolia subsp. ilicifolia Gerald Collier 1951-4-17 M 241 Los Angeles Immediately south of Vivarium, UCLA Campus. Comment
  UCSB2895  Prunus ilicifolia subsp. ilicifolia Ballard 1954-4-29 Los Angeles Pomona College Campus, Claremont Comment
  RSA213411  Prunus lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA0028746  Prunus persica Louis C. Wheeler 1967-4-8 9179 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  RSA0034452  Prunus persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  UCR149522  Prunus virginiana var. demissa R. G. Swinney 1997-6-25 5653 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  POM358749  Pseudognaphalium biolettii F. R. Fosberg 1931-3-1 4214 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  SBBG19132  Pseudognaphalium biolettii M. A. Piehl 1963-12-7 631078 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  SEINET4006972 Image available Pseudognaphalium biolettii R. Moran 1941-1 595 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UCR149350  Pseudognaphalium biolettii R. G. Swinney 1998-3-14 5902 Los Angeles San Gabriel Mtns., Potato Mountain, NW of Upland 1043 Comment
  SBBG18448  Pseudognaphalium californicum E. R. Blakley 1963-4-7 5521 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch Comment
  UCD135180  Pseudognaphalium microcephalum Richard Bates 1949-4-10 s.n. Los Angeles Santa Monica Mountains. Comment
  UC55058  Pseudognaphalium ramosissimum Ernest Braunton 1902-8-1 643 Los Angeles Griffith Park Comment
  RSA782113  Psilocarphus brevissimus A. C. Sanders, Dan S. Cooper 2010-4-30 38144 Los Angeles Madrona Marsh, Torrance 24 Comment
  UCR194148  Psoralea californica A. C. Sanders 2008-4-25 35108 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  RSA261994  Psorothamnus emoryi Reid V. Moran 1962-4-9 9328 Los Angeles Near middle of W side of Catalina Island, mouth of arroyo. 5 Comment
  UCR223557  Pteridium aquilinum R. G. Swinney 2009-6-2 10999 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA160887  Pteris vittata L. L. Kiefer 1963-2-17 432 Los Angeles Eaton Canyon; 50 yards above dam above 1st falls to 100 yards below 2nd falls 457 Comment
  RSA230380  Pterospora andromedea R. F. Thorne 1969-7-10 38351 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway. 2317 Comment
  RSA0089511  Pterostegia drymarioides R. G. Swinney 2011-4-9 14371 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA702969  Pterostegia drymarioides Scott D. White, Pam De Vries 2004-5-18 10405 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SEINET3132293  Pterostegia drymarioides G. B. Grant, W. Wheeler 1904-5-7 1057 Los Angeles Glendora Comment
  RSA392919  Pterostegia drymarioides Anstruther Davidson 1902-04 s.n. Los Angeles Playa del Rey. Comment
  RSA451425  Purshia tridentata var. glandulosa M. H. thompson 1959-4-26 s.n. Los Angeles Near Valyermo, Big Rock Creek Comment
  UC586867  Pycnanthemum californicum Joseph Andorfer Ewan 1934-8-5 8459 Los Angeles Prairie Fork of San Gabriel River; San Gabriel Mts., Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC45787  Quercus Geo. B. Grant 1902-8-6 s.s. Los Angeles Dry Hills, Avalon, Santa Catalina Id. Comment
  UCR198388  Quercus X grandidentata Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 667 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  RSA571668  Quercus agrifolia C. Epling 1930-3-8 s.n. Los Angeles Mandeville Canyon. Comment
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Dec 21 2016
  POM123328  Quercus agrifolia var. agrifolia Marcus E. Jones 1900-7-12 s.n. Los Angeles Pasadena. Comment
  HSC8117  Quercus berberidifolia C. E. Fellows 1965-12-20 188 Los Angeles City of Tarzana 2 mi S of Ventura blvd. on Roseda Blvd. across from Deauville Country Club Comment
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Oct 13 2014
  LA200022  Quercus berberidifolia Jonathan Sauer; 1974-10-5 5625 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA0025272  Quercus berberidifolia Justin M. Wood 2012-3-20 4643 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA655363  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 366 Comment
  UCSB72066  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 396 Comment
  LA46918  Quercus chrysolepis W. B. Welch; 1931-8-31 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  SBBG119292  Quercus chrysolepis V. Soza, K. Hughes 1999-6-17 545 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  UC1135923  Quercus chrysolepis Jerome S. Horton 1935-8-20 236 Los Angeles Fern Canyon Cucamonga Quad. 1539 Comment
  RSA605182  Quercus douglasii Louis C. Wheeler 1962-5-19 8050 Los Angeles Catalina Island, Valley of Ollas. Comment
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Sep 6 2014
  POM270272  Quercus douglasii Lyman Benson 1946-9-7 12222 Los Angeles 55 miles south of Bakersfield on US Hwy 101. 762 Comment
  POM123221  Quercus durata var. gabrielensis Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA733302  Quercus durata var. gabrielensis Susan Grose, Lauren Breccio, LeRoy Gross 2007-11-11 192 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  POM285649  Quercus engelmannii Lyman Benson, Robert Benson 1951-10-15 14801 Los Angeles Northeast corner of Rancho road and Foothill Blvd. Arcadia. alt. 800 [ft?] 244 Comment
  RSA598915  Quercus engelmannii R. G. Swinney 1989-8-6 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton Canyon Road, 1.0 miles NE of Glendora Mountain Road, 50 yards S of City Day Camp restroom 442 Comment
  UCR223621  Quercus ilex R. G. Swinney 2009-6-27 11287 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
  RSA681860  Quercus john-tuckeri Scott D. White, Michael Honer 2003-6-18 9558 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
  CAS-BOT-BC61501  Quercus lobata Peter H. Raven; Henry J. Thompson 1959-4-3 13922 Los Angeles slopes just east of Malibu Junction. Santa Monica Mountains 243 Comment
  SBBG58964  Quercus lobata R. Hoffmann 1927-9-22 Los Angeles Chandler's Comment
  SEINET10432066  Quercus macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel Street, South Pasadena. Comment
  CAS-BOT-BC250921  Quercus tomentella P. S. Manos 1988-10-28 685 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  RSA159295  Quercus tomentella Peter H. Raven 1962-7-10 17981 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island. 244 Comment
  RSA477294  Quercus tomentella F. R. Fosberg 1931-7-16 S 5607 Los Angeles Gallagher's Canyon. Santa Catalina Island. 100 Comment
  UC284715  Quercus tomentella P. A. Munz 1923-4-9 6694 Los Angeles near Lemon Tank; San Clemente Island Comment
  POM284118  Quercus turbinella Lyman Benson 1949-11-17 14298 Los Angeles 1.5 miles south of Lebec Hill East of U.S99, Tehachapi Mt. San Joaquin Valley. 1159 Comment
  SEINET6066719  Quercus wislizeni Unknown 1996-10-29 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  LA93206  Quercus wislizeni var. frutescens Kei Nakai; 1975-11-11 153 b-75 Los Angeles 426 Comment
  UC829465  Rafinesquia californica I. W. Clokey and E. G. Anderson 1935-5-9 6968 Los Angeles San Dimas Canyon Comment
  RSA13878  Rafinesquia californica L. C. Wheeler 1934-4-24 2539 Los Angeles Liveoak Canyon Dam 457 Comment
  SBBG119984  Rafinesquia californica A. C. Sanders with T. Wotipka, Mark Elvin 2003-4-29 26154 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn, 1.2 mi E of Lake Hughes Rd 488 Comment
  POM11993  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles San Dimas. Sluggish brook east of Puddingstone Canyon. 366 Comment
  RSA399400  Ranunculus californicus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  SD253533  Ranunculus hebecarpus R. G. Swinney 2011-5-3 14561 Los Angeles San Gabriel Mountains; Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  RSA399996  Ranunculus hebecarpus Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA400649  Ranunculus repens Cora Mae Life 1923-07 41 Los Angeles U.C. campus. Comment
  UC1121750  Rhamnus californica A. D. Gifford 1934-4-26 170 Los Angeles Head of Ramera Canyon Triunfo Pass 609 Comment
  UC1586211  Rhamnus californica subsp. californica Tim Ross 1991-8-16 5799 Los Angeles Woodwardia Canyon, San Gabriel Mountains (n of Pasadena) San Gabriel Mountains, Condor Peak U.S.G.S. 7.5 ' Quad. 818 Comment
  LA207792  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  RSA652632  Rhamnus crocea Marion P. Harthill 1971-3-28 69 Los Angeles Claremont. Comment
  SEINET12210180  Rhamnus crocea var. ilicifolia I. W. Clokey, Templeton, B. 1929-1 4511 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA39861  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 4355 Los Angeles Kings Ca - on, Antelope Valley. Comment
  UCR17448  Rhamnus ilicifolia N. R. Zabriskie, W. W. Zabriskie 1970-4-12 282 Los Angeles San Gabriel Valley, E bank of Arroyo Seco, downstream from La Loma Street Bridge, extreme SW area of Pasadena 213 Comment
  CAS-BOT-BC59792  Rhamnus pirifolia Geo. B. Grant 190 Los Angeles Santa Catalina Island. Comment
  OBI5919  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Santa Catalina Island. Avalon Cyn, above last almond orchard 122 Comment
  RSA3559  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 122 Comment
  SBBG101136  Rhamnus pirifolia T. Ross, E. Kellogg 1992-4-11 6108 Los Angeles W fork of China Cyn 333 Comment
  POM243720  Rhamnus tomentella subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the Ridge Route, on road to Elizabeth Lake. 1098 Comment
  LA62878  Rhus aromatica A. M. Johnson; 1927-11-11 2695 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park 115 Comment
  UCSB24061  Rhus aromatica Wheeler, Louis 1932-4-9 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  CAS-BOT-BC170450  Rhus integrifolia A. C. Sanders; Lee Jones 2005-4-8 29356 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente, Redondo Beach 7.5' - South Coast 42 Comment
  POM2713  Rhus integrifolia D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  RSA167799  Rhus integrifolia R. F. Thorne, P. C. Everett 1964-2-6 33428 Los Angeles N Central part of Santa Catalina Island, 1 mi. SW of Empire Landing. 244 Comment
  SBBG44674  Rhus integrifolia W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.33 mi from sea Comment
  SBBG78531  Rhus integrifolia F. R. Fosberg 1931-3-18 4286 Los Angeles Hamilton Cyn 20 Comment
  RSA18418  Rhus ovata C. B. Wolf 1927-7-27 684 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  RSA199015  Rhus ovata W. M. Gauntt 1966-4-30 166 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy 914 Comment
  RSA386383  Rhus ovata B. C. Templeton 1931-11-9 s.n. Los Angeles Millards Canyon Comment
  SEINET13384026 Image available Rhus ovata R. G. Swinney 2010-1 12103 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UC1184972  Rhus trilobata Huron H. Smith 1912-5-3 4934 Los Angeles Azusa 243 Comment
  CAS-BOT-BC433166  Ribes Geo. B. Grant 1914-4-1 s.n. Los Angeles Arroyo Seco Canon [Canyon], Pasadena Comment
  SBBG93110  Ribes amarum D. Swinney 1990-1-1 1505 Los Angeles Glendora Wilderness Park, Big Dalton Cyn, 0.8 mi E of Glendora Mtn Rd on Big Dalton Cyn Rd 387 Comment
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Mar 6 2013
  LA205466  Ribes aureum var. gracillimum J. Sauer; T. Brothers 1979-5-6 6069 Los Angeles Soledad Canyon, near Ravenna Comment
  SFV4829  Ribes californicum F. L. McPherson 1959-4-29 s. n. Los Angeles Santa Susana Mountains Oat Mountain. North side of mountain near top. 1128 Comment
  CAS-BOT-BC93082  Ribes californicum var. hesperium Le Roy Abrams 1902-3-11 3119 Los Angeles Sepulvada Canyon, Santa Monica Mountains. Comment
  RSA191121  Ribes californicum var. hesperium Robert F. Thorne 1967-6-25 37124 Los Angeles San Gabriel Mountains: Lower end of Evey Canyon. 701 Comment
  RSA598902  Ribes californicum var. hesperium R. G. Swinney 1989-11-24 1481 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  RSA669292  Ribes californicum var. hesperium LeRoy Gross, Naomi S. Fraga 2002-5-10 666 Los Angeles Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  RSA164768  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  RSA0008288  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  HSC93409  Ribes indecorum Scott D. White 1995-2-7 2521 Los Angeles Sunshine Cyn. Landfill expansion area, directly W of I-5, just S of interchange w/ Hwy 14 457 Comment
  LA205447  Ribes indecorum Willis H. Wheeler; 1930-3-7 sn Los Angeles Thompson Creek Wash Comment
  RSA9706  Ribes indecorum Louis C. Wheeler 1932-2-10 443 Los Angeles Thompson Creek dam near Claremont. 502 Comment
  CAS-BOT-BC173440  Ribes malvaceum A. J. McClatchie 1893-2-1 s.n. Los Angeles San Gabriel Mts., near Pasadena Comment
  RSA441469  Ribes malvaceum var. viridifolium Robert Gustafson 1981-2-4 2092 Los Angeles Ballona Wetlands, Area 3 Comment
  CAS-BOT-BC412  Ribes montigenum Alfred James McClatchie 1893-8-16 s.n. Los Angeles Summit of Mt. San Antonio 3048 Comment
  CAS-BOT-BC219187  Ribes nevadense Frank W. Peirson 1919-5-10 688 Los Angeles Trail from Arraster Creek, Mount Gleason, San Gabriel Mountains 1676 Comment
  OBI70591  Ribes quercetorum Steve Boyd, Lauren Raz 1997-3-26 9348 Los Angeles Liebre Mts region: Northern base of Portal Ridge at the mouth of Myrick Cyn, southern edge of the antelope Valley, S of Fairmont Reservoir 1000 Comment
  RSA476244  Ribes roezlii Christopher Davidson 1975-5-25 2557 Los Angeles 3.3 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.2 mi past Sandberg Pk. 1692 Comment
  UCR211797  Ribes roezlii var. roezlii Valerie Soza, LeRoy Gross, B. Hogshead 2002-5-9 1460 Los Angeles Transverse Ranges; San Gabriel Mountains region, along Sunset Ridge Fire Road, c. 900 m SW of Sunset Peak 1646 Comment
  CAS-BOT-BC168660  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam 304 Comment
  UC1595396  Ricinus communis Tim Ross, Peter Fritsch 1990-6-20 3696 Los Angeles between Spinks Canyon and Van Tassel Canyon (Forest Service Rd 1N36 heading s from Rincon-Red Box Rd, San Gabriel Mountains); San Gabriel Mountains, Forest Service Rd 1N36 755 Comment
  RSA0069437  Robinia pseudoacacia R. G. Swinney 2010-6-8 13204 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR265514  Romneya trichocalyx Dan S. Cooper 2015-3-22 315- 25 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  UCR174568  Rorippa nasturtium-aquaticum Jennifer H. Jones 2006-5-17 308 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Just in front of Claremont Wilderness Park. N end of Mills Avenue 497 Comment
  UC14302  Rosa Miss Tichnor and Miss Johnston Jan. 1902 Los Angeles Pasadena Comment
  CATA3102  Rosa californica Amy Catalano 2016-5-11 105 Los Angeles Santa Catalina Island: South side of Middle Ranch Road, 200 meters down canyon from Pumphouse 2 291 Comment
  CAS-BOT-BC146925  Rosa woodsii John Thomas Howell 1947-7-18 23430 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CHSC26321  Rubus parviflorus G. Kaufman 1966-4-29 153 Los Angeles 2 miles North of Altadena in Millard Cyn. at North end of Chaney trail in San Gabriel Mtns. 579 Comment
  UCR4119  Rubus pensilvanicus Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  RSA626979  Rubus ursinus Louis C. Wheeler 1967-5-15 9594 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  POM2344  Rumex conglomeratus W. R. Shaw 1900-7-3 77 Los Angeles Claremont. Comment
  RSA466068  Rumex crispus Robert Gustafson 1981-3-10 2105 Los Angeles Los Angeles, Ballona Wetlands, Area 2 Comment
  POM2339  Rumex hymenosepalus A. L. Barrows 1903-5-12 s.n. Los Angeles Claremont. 366 Comment
  UCR223141  Rumex salicifolius R. G. Swinney 2009-7-22 11341 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SBBG132066  Rumex salicifolius S. A. Junak, B. Collins 1991-4-24 SCI 194 Los Angeles lower part of Eel Cove Cyn 30 Comment
  UC6972  Rumex salicifolius var. salicifolius Harley P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  UCR256596  Rumex stenophyllus Anuja Parikh, Nathan Gale 2010-5-21 3393 Los Angeles San Gabriel River, just west of Hwy I-605, 0.7 km north of Lower Azusa Road/Los Angeles St 109 Comment
  UC1293673  Rupertia physodes P. C. Everett and E. K. Balls 1959-6-2 23823 Los Angeles 0.6 mi ne entrance to Stokes Canyon; Santa Monica Mountains 152 Comment
  RSA353677  Sagittaria H. E. Hasse 1893-07 s.n. Los Angeles Ballona. Comment
  CHSC95909  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA478887  Salicornia virginica Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA604990  Salix exigua Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA703549  Salix exigua Gary D. Wallace, Ann Hiller 1983-5-18 2066 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  LA52084  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1933-3-15 7637 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  SEINET3860462  Salix gooddingii R. G. Swinney 2009-3-16 10125 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, 400 m NW of River Bike Path parking lot at Hwy 39.; 0 227 Comment
  CAS-BOT-BC104138  Salix hindsiana G. B. Grant 1904-3-31 1492 Los Angeles Los Angeles Comment
  CAS-BOT-BC104146  Salix hindsiana I. Johnston s.n. Los Angeles Compton Creek near Dominguez Comment
  RSA0091146  Salix laevigata R. G. Swinney 2011-5-12 14695 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SD1009  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains, stream bed 2.5 km west of Ocean Beach 14 Comment
  POM362724  Salix lasiolepis E. S. Spalding 1922-12-27 s.n. Los Angeles S. Pasadena Comment
  UC482087  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City) Santa Monica Mountains Comment
  UC506461  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hektometers e Radford Drive (Area 1, Tree 15); San Fernando Valley, Los Angeles River Comment
  CAS-BOT-BC128516  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  SEINET10416995  Salix lucida subsp. caudata G. B. Grant 1903-1 1160 Los Angeles Pasadena. Comment
  RSA6429  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 12 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SBBG57989  Salix scouleriana R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  CDA20314  Salsola australis M. O'Brien 2005-1-23 s.n. Los Angeles Southern California Coast; La Piedra State Beach. 0 Comment
  RSA444929  Salsola tragus Jack Rempel 1934-10 s.n. Los Angeles El Segundo. Comment
  UCD23438  Saltugilia splendens Robert C. Bechtel 1956-6-30 6 Los Angeles Camp Baldy, San Gabriel Mountains. 1676 Comment
  UCR270925  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-14 15125 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UC1349022  Salvia Robert F. Thorne and P. Everett 1965-5-10 34431 Los Angeles Cape Canyon Cape Canyon, Santa Catalina Island; Santa Catalina Island 274 Comment
  RSA424347  Salvia apiana William Emboden 1970-6-12 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA9752  Salvia apiana Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  UCR259283  Salvia apiana R. G. Swinney 2010-6-4 12990 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
  POM214752  Salvia apiana Victor Duran 1933-5-22 3414 Los Angeles Near Lancaster. 716 Comment
  RSA442840  Salvia apiana William Emboden 1969-5-28 26 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UC25670  Salvia carduacea J. Burtt Davy May 9 1896-May 24 1896 2665 Los Angeles between Gorman's and Manzana (Antelope Valley); Antelope Valley Comment
  RSA12384  Salvia carduacea Carl B. Wolf 1934-3-23 5586 Los Angeles Volunteer crop from RSABG wild flower field. Comment
  SD204907  Salvia clevelandii R. F. Thorne 1990-6-5 63107 Los Angeles Mt. San Antonio Gardens, 900 East Harrison Avenue, Pomona, Ca. 91767 Comment
  RSA401464  Salvia columbariae Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  SFV15353  Salvia columbariae J. C. Dittes, C. Dittes 1990-3-31 62 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 396 Comment
  UCR220156  Salvia columbariae R. G. Swinney 2009-4-2 10260 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 1235 Comment
  UCSB9262  Salvia columbariae Haller, Norman 1953-4-18 Los Angeles 18 miles East of Gorman on Highway 138; Antelope Valley; Mojave Desert Comment
  RSA133243  Salvia dorrii var. pilosa Peter H. Raven 1959-3-31 13904 Los Angeles 2.5 miles west of Littlerock. Comment
  RSA509534  Salvia dorrii var. pilosa S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. 884 Comment
  RSA531260  Salvia leucophylla Walter Wisura 1991-7-21 4520 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  RSA446326  Salvia leucophylla Jessie Velo 1949-6-24 4222 Los Angeles Los Padres National Forest. 457 Comment
  CAS-BOT-BC228569  Salvia mellifera Timothy S. Ross; Steve Boyd 1994-5-10 7703 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  CAS-BOT-BC229926  Salvia mellifera Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC233316  Salvia mellifera A. D. E. Elmer 1902-6-1 3684 Los Angeles Acton, Mt. Gleason Comment
  POM28846  Salvia mellifera H. E. Hasse 1890-08 s.n. Los Angeles Sierra Santa Monica. Comment
  RSA0045265  Salvia mellifera R. G. Swinney 2010-3-22 12010 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA720243  Salvia mellifera LeRoy Gross 2007-4-27 2656 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  SD38733  Salvia mellifera Lillian Howard 1931-5-4 Los Angeles Malibu Lake Comment
  UC1124829  Salvia mellifera G. T. Nordstrom 1935-2-15 330 Los Angeles 5 mi ne Black Mtn.; Tejon Quad. 792 Comment
  UC57015  Salvia spathacea Ernest Braunton 1902-5-27 365 Los Angeles Sherman Comment
  RSA477557  Sambucus mexicana Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  UCR212779  Sambucus mexicana Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1855 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 434 Comment
  CAS-BOT-BC238734  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-7-5 630 Los Angeles Swartout [Swarthout] Canyon, desert slope of the San Gabriel Mountains 1828 Comment
  RSA0087241  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-4 12532 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  LA32911  Sanicula arguta Carl Epling; 1926-4-10 5918 Los Angeles Simi Hills - Santa Susana Mountains, Santa Susana Pass Comment
  LA32925  Sanicula arguta O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM158327  Sanicula arguta M. B. Dunkle 1928-3-31 1775 Los Angeles Santa Catalina Island: Campo Blanco [El Rancho Escondido]. Comment
  LA32982  Sanicula crassicaulis A. M. Johnson; 1934-5-4 4475 Los Angeles Santa Monica Mountains, Sepulveda Canyo, beyond tunnel, bottom of ravine Comment
  SEINET13945211 Image available Sanicula laciniata Peter H. Raven 1959-1 13953 Los Angeles Just east of Zuma Beach, Point Dume, Santa Monica Mountains; 50 ft. 34 deg. N, 118-119 deg. W 15 Comment
  RSA729407  Sarcodes sanguinea R. G. Swinney 1998-9-7 6931 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail. 2756 Comment
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Apr 20 2010
  RSA668076  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles San Gabriel Mountains. Lower Moody Canyon. 1073 Comment
  LA50745  Saxifraga californica O. A. Plunkett; 1936-3-14 sn Los Angeles Boy Scout Camp, Topanga Canyon Comment
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Jul 30 2015
  RSA764067  Schedonorus arundinaceus R. G. Swinney 2008-7-24 9357 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA661179  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR206533  Schinus terebinthifolius A. C. Sanders, T. B. Salvato 2009-5-19 36823 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA714198  Schismus arabicus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1613 -b 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
  SBBG131739  Schismus arabicus S. A. Junak 1999-4-22 SCa 836 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
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Jul 28 2016
  RSA0047910  Schismus barbatus R. G. Swinney 2010-5-12 12750 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UC306166  Scirpus acutus var. occidentalis I. Johnston 1917-5-13 27 B Los Angeles El Monte El Monte (ditch along R.R., Southern California) 121 Comment
  LA200886  Scrophularia californica subsp. californica Jerry Kove; 1962-5-8 sn Los Angeles Comment
  RSA191125  Scrophularia californica subsp. floribunda Robert F. Thorne, M. Z. Thorne 1967-6-25 37104 Los Angeles Evey Canyon 884 Comment
  RSA356053  Scrophularia californica subsp. floribunda Robert F. Thorne 1973-3-26 42720 Los Angeles Webb Canyon, N of Claremont 366 Comment
  UC1234694  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles n Thirst; San Clemente Isl 304 Comment
  CAS-BOT-BC341094  Scutellaria mexicana Timothy S. Ross 1991-4-27 4704 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1082 Comment
  RSA165716  Scutellaria siphocampyloides Lawrence T. McHargue, B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mtn. 1372 Comment
  SD239808  Scutellaria siphocampyloides R. G. Swinney 2009-7-23 11395 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  UCR149887  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  LA209604  Selaginella asprella Lawrence L. Kiefer; 1966-8-21 2318 Los Angeles San Gabriel Mountains, NW Big Pines, Mescal Creek, just S of the reservoir (at the Nat'l. Forest Boundary) 1493 Comment
  RSA636136  Selaginella asprella Louis Cutter Wheeler 1961-4-21 7803 Los Angeles San Gabriel Mountains: Half mile west of Sulphur Springs Campground. . Comment
  UC813005  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  RSA527626  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-8 4411 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  POM214586  Senecio aphanactis L. C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  POM306344  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1937-8-2 1426 Los Angeles Altadena Comment
  RSA472953  Senecio flaccidus var. douglasii Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  RSA602466  Senecio flaccidus var. douglasii Scott D. White 1997-5-15 5149 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  SBBG118690  Senecio lyonii O. Mistretta 1992-4-4 131 Los Angeles San Clemente Island, Stabilized dune Comment
  RSA599961  Senecio vulgaris L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  UCR186881  Senecio vulgaris A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32039 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR260630  Senecio vulgaris R. G. Swinney 2010-4-1 12158 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA794414  Senecio vulgaris Nancy Hamlett 2013-2-12 s.n. Los Angeles Foothill Blvd. Parkway, outside Bernard Field Station, about 60 feet west of Mills Ave. Claremont 366 Comment
  RSA591663  Setaria faberi L. C. Wheeler 1966-9-21 8894 Los Angeles San Gabriel Mountains. North Fork San Gabriel River, 1/4 mi. downhill from intersection of main road with road to upper Bichota Canyon. 854 Comment
  RSA0034970  Setaria viridis S. Karlin 1966-04 s.n. Los Angeles Woodland Hills Comment
  POM158278  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  CAS-BOT-BC387017  Silene gallica Carl B. Wolf 1932-5-9 3456 Los Angeles Santa Catalina Island; Junction of Skyline Drive & Pebbly Beach Road 30 Comment
  RSA477856  Silene gallica Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA659752  Silene gallica Orlando Mistretta, Elizabeth Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 72 Los Angeles San Clemente Island. Comment
  RSA0120022  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  CHSC34419  Silene laciniata subsp. laciniata Philip A. Silverstone 1978-7-23 261 Los Angeles Santa Monica Mountains; jtn Kanan Dume Rd. and Latigo Canyon Rd., 16.6 km inland from jtn Latigo Canyon Rd. and State 1; W side Latigo Canyon Rd. Comment
  RSA477925  Silene laciniata subsp. major Kenneth R. Montgomery, Thomas W. Strid 1973-6-18 73 -164 B Los Angeles San Gabriel Mountains: Dillon Divide, site of LASCA Cistus field plot. Comment
  CAS-BOT-BC389329  Silene lemmonii Geo. B. Grant 1906-6-15 s.n. Los Angeles At Summit of Mt. Wilson. San Gabriel Mts. 1828 Comment
  RSA65064  Silene verecunda subsp. platyota F. W. Peirson 1920-9-15 2284 Los Angeles Mt. San Antonio, north slope 2819 Comment
  RSA438869  Silene verecunda subsp. platyota Anstruther Davidson 1893-6-12 s.n. Los Angeles Mt. Disappointment. Comment
  RSA600372  Silybum marianum Steve Boyd, Lauren Raz 1997-5-28 9866 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA729317  Sisymbrium altissimum R. G. Swinney 1998-7-2 6213 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SBBG72152  Sisymbrium altissimum R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  SBBG72231  Sisymbrium altissimum R. Hoffmann 1930-4-24 Los Angeles near station, Saugus Comment
  UCR199006  Sisymbrium altissimum 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
  UCR259956  Sisymbrium altissimum R. G. Swinney 2010-5-11 12627 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
  UCR205742  Sisymbrium erysimoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36990 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  CATA3287  Sisymbrium irio Julie L. King 2017-2-28 65 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  UCR271795  Sisymbrium irio R. G. Swinney 2010-3-24 12044 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UC1215137  Sisymbrium irio Peter H. Raven 1962-4-9 17140 Los Angeles San Clemente Island, Wilson Cove, near barracks Wilson Cove; San Clemente Island, Wilson Cove 60 Comment
  RSA584675  Sisymbrium officinale Timothy S. Ross, Annette Ross 1991-6-3 5551 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA0053871  Sisymbrium orientale R. G. Swinney 2010-4-1 12134 Los Angeles San Gabriel Mountains; Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire) below Forest Service boundary, from bottom of wash to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA724382  Sisymbrium orientale K. Dobry 1991-6-13 d- 718 -a Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SD69781  Sisyrinchium bellum Robert F. Thorne, Bill Weber, Rolf Santesson 1966-4-7 35976 Los Angeles Grassy slope near Arrow Point, near road to Parson Landing, west end of Catalina Island. 91 Comment
  UC909922  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Reservoir Comment
  UCR204417  Sisyrinchium bellum R. G. Swinney 2001-9-15 8177 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  SEINET8887815  Sisyrinchium bellum G. B. Grant, W. Wheeler 1904-5-7 s.n. Los Angeles Collected at Glendora Comment
  RSA763025  Sisyrinchium rosulatum A. C. Sanders, T. B. Salvato 2009-5-20 36874 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  CATA1910  Solanum douglasii Amy Catalano 2014-1-21 007 Los Angeles Santa Catalina Island: Within Exclosure 3A along White's Landing Road 387 Comment
  UC1348860  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island, Hay Press area Santa Catalina Island; , Hay Press area 426 Comment
  RSA526520  Solanum douglasii Steve D. Boyd, L. Arnseth, T. S. Ross 1990-4-7 4259 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA131031  Solanum elaeagnifolium Percy C. Everett, E. K. Balls 1959-6-2 23845 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  CDA8334  Solanum lanceolatum Ornsburn 2008-5-29 PDR# 1353883 Los Angeles Sylmar, 13734 Algeant Ave., 0 Comment
  RSA652012  Solanum umbelliferum Thomas Seerley 1948-2-14 s.n. Los Angeles Mouth of Dalton Canyon, Glendora. 305 Comment
  RSA762456  Solanum umbelliferum R. G. Swinney 2009-2-20 10025 Los Angeles Mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel. 177 Comment
  UCR273250  Solanum umbelliferum R. G. Swinney 2011-5-6 14621 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  UCR276773  Solanum umbelliferum R. 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 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA608499  Solanum umbelliferum Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  RSA545275  Solanum wallacei D. Propst, Hoefs 1973-3-3 14 Los Angeles Santa Catalina Island. Upper White Landing Road. 381 Comment
  SD28035  Solanum wallacei subsp. clokeyi Carl B. Wolf 1932-5-9 3491 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach 305 Comment
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  UCR127212  Solanum xanti A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26276 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA0069431  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  JEPS32342  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  SFV6723  Solidago velutina subsp. californica R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 610 Comment
  SBBG31141  Sonchus asper R. F. Thorne 1966-4-29 36273 Los Angeles near temporary pool above ranch in Middle Ranch Cyn 228 Comment
  UC519723  Sonchus asper Joseph Andorfer Ewan 1932-5-19 7533 Los Angeles near power house (Playa del Rey); Playa del Rey Comment
  JEPS30646  Sonchus oleraceus Peter H. Raven and Henry J. Thompson 1959-6-4 14346 Los Angeles Point Dume Santa Monica Mountains, Point Dume 12 Comment
  RSA4783  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  UCD136159  Sonchus oleraceus Donald R. Bissing 1973-6-2 148 Los Angeles Evey Canyon, San Gabriel Mountains. 1.4 miles from canyon mouth. 1024 Comment
  CATA3407  Sorghum bicolor Julia A. Parish, Tobias Nickel, Jamie Choi, Olivia Reda, Stuart Olshevski 2017-4-6 021 Los Angeles Santa Catalina Island: Hillside above intersection of Camino del Monte Ave and Chimes Tower Road, near Zane Grey Hotel 101 Comment
  RSA5888  Spartina foliosa C. B. Wolf 1932-9-16 4108 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
  RSA652718  Spartium junceum A. E. Hersh 1950-7-27 s.n. Los Angeles Saddle Peak Road, El.- about 4000 ft. ab. sl. 1219 Comment
  CAS-BOT-BC389950  Spergula arvensis Crawford; Hiatt 1916-3-29 996 Los Angeles Santa Monica Mts Comment
  UCD99196  Spergularia bocconi Daryl Koutnik 1978-4-21 404 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  SD132653  Spergularia macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles San Clemente Island, southeast point. Comment
  CAS-BOT-BC390328  Spergularia macrotheca var. macrotheca E. R. Blakley 1959-4-5 B- 2734 Los Angeles Point Dume, beach bluffs on the west side of the point 15 Comment
  UC1587228  Spergularia macrotheca var. macrotheca Tim Ross 1991-5-20 5357 Los Angeles un-named knoll 5100 feet s of Wilson Cove Settlement (San Clemente Island, slope 2750 nnw of the 750' BM); San Clemente Island 2290 Comment
  SEINET3155837  Spergularia marina G. B. Grant 1297 Los Angeles southern California; Los Angeles Comment
  CAS-BOT-BC390552  Spergularia platensis Le Roy Abrams 1901-4-12 1494 Los Angeles Inglewood Comment
  UCR182741  Sphenosciadium capitellatum R. G. Swinney 1997-7-16 5658 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  SBBG80009  Stachys ajugoides R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  POM306198  Stachys albens Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  UC57021  Stachys albens Ernest Braunton 1902-6-24 492 Los Angeles Echo Park Comment
  RSA166506  Stachys bullata W. G. Webb 1935-3-4 s.n. Los Angeles Glendale. Comment
  RSA446634  Stachys bullata Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  RSA608605  Stanleya pinnata var. pinnata R. Setzer 1974-5-20 s.n. Los Angeles San Gabriel Mountains: Hwy N6, 3.5 miles NE of Devils Punchbowl County Park. Comment
  SBBG131929  Stebbinsoseris heterocarpa S. A. Junak 2000-5-19 SCa 1325 Los Angeles first ridge W of Twin Rocks, above Goat Harbor Beach, at end of rd 289 Comment
  RSA592781  Stellaria media Steve Boyd 1996-4-25 8674 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
  RSA545254  Stellaria media D. Propst, Mark Hoefs 1973-3-3 49 Los Angeles Santa Catalina Island: Cottonwood Canyon 183 Comment
  RSA233405  Stephanomeria blairii R. F. Thorne 1966-4-17 36123 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  RSA95223  Stephanomeria blairii F. W. Peirson 1923-4-9 3475 Los Angeles San Clemente Island: at Lemon Tank Comment
  CAS-BOT-BC375143  Stephanomeria cichoriacea F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  CAS-BOT-BC375192  Stephanomeria diegensis Peter H. Raven 1957-9-21 11339 Los Angeles Hill at n.w. of U.C.L.A. campus, Los Angeles Comment
  JEPS36880  Stephanomeria exigua subsp. coronaria Frank W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge San Gabriel Mountains 2529 Comment
  JEPS64629  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley Mojave Desert, Antelope Valley 731 Comment
  UCR163175  Stephanomeria pauciflora Anuja Parikh, Nathan Gale 2004-7-1 2076 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  RSA0089505  Stephanomeria virgata R. G. Swinney 2011-7-7 15421 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA594306  Stephanomeria virgata subsp. virgata Steve Boyd, Lauren Raz 1996-10-14 9038 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  POM122343  Stillingia paucidentata Marcus E. Jones 1924-9-14 s.n Los Angeles Lancaster. Comment
  RSA0070281  Stipa cernua LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7002 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SJSU12957  Stipa coronata C. W. Sharsmith 1941-6-22 4400 Los Angeles N facing slope of Eaton Canyon, San Gabriel Mts. 609 Comment
  SBBG63191  Stylocline psilocarphoides R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  SEINET269299  Suaeda moquinii A. C. Sanders, E. J. Lott 1993-5-6 13946 Los Angeles Mojave Desert: 12 miles N of Palmdale Sierra Hwy at Ave 'G' to 1/10 mi. NW of intersection. 706 Comment
  CAS-BOT-BC110422  Suaeda taxifolia Ernest Braunton 1902-7-1 555 Los Angeles Long Beach. Comment
  SJSU2322  Symphoricarpos albus var. laevigatus F. R. Fosberg 1931-3-19 S 4300 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
Read comments
Nov 20 2012
  CAS-BOT-BC234671  Symphoricarpos mollis Le Roy Abrams 1901-4-3 1308 Los Angeles Santa Monica Mts. 304 Comment
  LA35904  Symphoricarpos mollis Peter H. Raven; Henry J. Thompson 1960-4-12 15021 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd 213 Comment
  UCR256538  Symphyotrichum greatae Anuja Parikh, Nathan Gale 2011-7-16 3564 Los Angeles Transverse Ranage; San Gabriel Mountains, West Fork San Gabriel River, 4.8 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  UCR193592  Tamarix ramosissima R. G. Swinney 1998-8-10 6723 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  RSA0037413  Tanacetum parthenium R. G. Swinney 2010-9-1 13645 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  POM182242  Taraxacum officinale P. A. Munz 1932-4-12 12822 Los Angeles Claremont. 366 Comment
  RSA455561  Tauschia arguta L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
  RSA455565  Tauschia arguta Louis Greata 1907-03 s.n. Los Angeles Near Eagle Rock Comment
  UC566901  Tauschia parishii H. L. Mason 1927-6-14 3764 Los Angeles camp mouth of Icehouse Canyon mouth of Icehouse Canyon; San Gabriel Mountains, mouth of Icehouse Canyon 1889 Comment
  UCR194628  Tauschia parishii R. G. Swinney 1999-5-1 7096 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR209482  Tauschia parishii R. G. Swinney 2008-6-17 9022 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA474643  Tetradymia axillaris var. longispina Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA191641  Tetradymia canescens R. F. Thorne, M. Z. Thorne 1966-8-29 36600 Los Angeles Inspiration Lookout along Angeles Crest Hwy near junction with road to Blue Ridge Camp 2255 Comment
  RSA230676  Tetradymia canescens R. F. Thorne, M. Z. Thorne 1969-7-10 38449 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  RSA474635  Tetradymia stenolepis N. C. Cooper 1943-11-20 989 Los Angeles Lancaster. Mojave Desert 762 Comment
  RSA729588  Thalictrum fendleri var. polycarpum R. G. Swinney 1999-6-30 7488 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  UCSB2094  Thalictrum fendleri var. polycarpum Kamb, Peter 1948-6-26 Los Angeles South side of Pacoima Canyon near Ant Canyon, San Gabriel Mts. 731 Comment
  UCR11940  Thelypodium lasiophyllum P. H. Raven, H. J. Thompson 1960-4-12 15032 Los Angeles Western Transverse Range; Santa Monica Mtns., SW of Seminole Hot Springs 366 Comment
  UCR150871  Thelypodium lasiophyllum R. G. Swinney, Dave Larson 1999-5-15 7161 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UC1440270  Thelypteris puberula var. sonorensis L. L. Kiefer 1966-3-26 1778 Los Angeles ca. 1/2 mi from mouth Encinal Canyon; Santa Monica Mts. 60 Comment
  RSA599767  Thermopsis californica var. argentata Steve Boyd, Dave Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9786 Los Angeles Liebre Mountains region: Along summit of Liebre Mountain near head of Robinson Canyon, vicinity of concrete wildlife drinker site, north of Forest Service Road 7N23. 1097 Comment
  SEINET10958609  Thuja Carl C. Epling Epling s.n. 1924 Los Angeles Comment
  UCR186952  Thysanocarpus curvipes A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31951 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA0057490  Thysanocarpus curvipes subsp. eradiatus Timothy S. Ross 1991-4-28 4765 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  CAS-BOT-BC67003  Thysanocarpus laciniatus Le Roy Abrams 1899-3-1 244 Los Angeles Santa Monica Mountains. Comment
  SBBG17870  Thysanocarpus laciniatus P. H. Raven 1962-4-10 17234 Los Angeles W side of island about 1.5 mi N of Thirst 457 Comment
  UC569975  Thysanocarpus laciniatus A. D. Gifford 1935-3-31 538 Los Angeles 3 mi nnw Redrock Mountain; Tejon Quad. 1127 Comment
  UCR205172  Thysanocarpus laciniatus R. G. Swinney 2008-4-11 8647 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SEINET12007176  Thysanocarpus radians J. F. Bright 1934-1 9255 Los Angeles Santa Monica Coast Range Comment
  HSC24835  Tiquilia nuttallii James Henrickson 1971-5-2 5541 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  CDA20743  Torilis arvensis M. O'Brien 2006-9-1 s.n. Los Angeles Solstice Canyon, above Malibu Bluffs, NPS land. North of Pacific Coast Hwy. at Corral Canyon Rd. Comment
  RSA455451  Torilis nodosa Anstruther Davidson 1914-5-1 s.n. Los Angeles near Point Fermin Comment
  LA94207  Toxicodendron diversilobum Carl Epling; 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCSB10060  Toxicodendron diversilobum McElwain, Isabelle 1953-5-18 Los Angeles Zelzah Ave. short distance N. of Lerdo Rd., Granada Hills 457 Comment
  LA201746  Tragopogon porrifolius Arthur C. Gibson; 2001-5-19 4803 Los Angeles 243 Comment
  RSA0105222  Tribulus terrestris R. G. Swinney 2011-10-27 15901 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
  POM127715  Tribulus terrestris Anstruther Davidson 1902-8-1 771 Los Angeles Long wharf. Comment
  POM8080  Trichostema lanatum P. A. Munz 1920-5-17 3997 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA131035  Trichostema lanatum Percy C. Everett 1959-6-2 23842 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  UC1124950  Trichostema lanceolatum Jerome S. Horton 1938-10-25 523 Los Angeles E of San Dimas Dam 426 Comment
  SBBG117001  Trifolium albopurpureum S. A. Junak 2001-5-3 SCa 1466 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  RSA659739  Trifolium amplectens Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 97 -B Los Angeles San Clemente Island. Comment
  RSA91504  Trifolium ciliolatum F. W. Peirson 1903-4-9 552 Los Angeles Shorb, Los Angeles County Comment
  SBBG78326  Trifolium depauperatum P. B. Kennedy 1907-4-21 Los Angeles Avalon Comment
  RSA592214  Trifolium gracilentum L. C. Wheeler 1967-5-12 9459 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SFV15543  Trifolium gracilentum R. K. Stachelek 1992-4-14 27 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  UC1971155  Trifolium gracilentum var. gracilentum Louis C. Wheeler 1973-4-21 Los Angeles Foothills of Sa Gabriel Mountains: 2 miles northeast of Vincent. Comment
  UCR270677  Trifolium microcephalum R. G. Swinney 2011-5-24 14810 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CHSC83998  Trifolium obtusiflorum John Dittes 1990-6-20 127 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. On slope next to creek. 1493 Comment
  CATA3306  Trifolium willdenovii Amy Catalano 2017-3-22 023 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 193 Comment
  RSA0087868  Trifolium willdenovii R. G. Swinney 2010-6-21 13276 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  SBBG116991  Trifolium willdenovii S. A. Junak 2001-5-4 SCa 1476 Los Angeles slopes overlooking Cherry Cove, upslope from rd, on E side of cove 70 Comment
  SDSU19965  Trifolium willdenovii S. H. Bullock 1968-3-23 5 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  UC153556  Trifolium willdenovii LeRoy Abrams 1903-4-10 3249 Los Angeles near Inglewood Comment
  UC557769  Trifolium willdenovii Nell Murbarger 1936-3-1 10 Los Angeles San Clemente Island Comment
  RSA600832  Trifolium willdenovii L. C. Wheeler 1967-5-13 9519 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  UC1594340  Trifolium willdenovii Tim Ross and Amy Kendall 1992-4-15 6198 Los Angeles w Stonefield Station (1328 ft knoll, saddle portion of Ledge, 332 degrees nnw, ca 950 m distant from Ledge Summit, central upland portion of island); San Clemente Island Comment
  POM301612  Triodanis biflora J. C. Roos 1942-5-23 1068 Los Angeles near Chantry Flats, Santa Anita Canyon. Comment
  UCR65537  Triteleia clementina Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-30 805 3 Los Angeles Channel Islands, San Clemente Island: Waynuk Canyon, W slope of the island 247 Comment
  RSA378063  Triteleia hyacinthina J. Aug Kusche 1922-05 s.n. Los Angeles Mojave Desert Comment
  SBBG72417  Tropidocarpum gracile R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  LA53846  Tropidocarpum gracile O. H. Kappler; 1944-4-1 568 Los Angeles Santa Monica Mountains, Carbon Canyon Comment
  RSA599665  Tropidocarpum gracile var. gracile Steve Boyd, Lauren Raz 1997-5-1 9683 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA627571  Turricula parryi Sandy Leatherman 1998-7-1 26 Los Angeles San Gabriel Canyon. North of State Route 39 east of Roberts Canyon. 305 Comment
  RSA292652  Typha domingensis Mark Hoefs 1973-7-20 390 Los Angeles Santa Catalina Island, along pond, on road to isthmus, at bridge crossing main road, freshwater marsh 122 Comment
  UCSB12604  Typha latifolia Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon, 0.5 mi above Ben Weston Beach; Santa Catalina Island 60 Comment
  SD69867  Typha latifolia Robert F. Thorne, D. Propst 1968-5-27 37625 Los Angeles Santa Catalina Island; Thompson's Reservoir, Middle Ranch, cattail marsh at upper (W) end of reservoir 650 Comment
  UCR270467  Umbellularia californica R. G. Swinney 2011-11-1 15968 Los Angeles San Gabriel Mountains, West Fork San Gabriel Canyon, West Fork Natl. Scenic Bikeway, 50 meters S of Pasadena Bait Club, 1.68 miles below Glen Cyn. Campground 585 Comment
  RSA0016882  Umbellularia californica T. S. Ross 1992-7-16 6702 Los Angeles San Gabriel Mts: ridgeline between Iron Mtn. and Condor Peak; NW spur of 5162 knoll. 1524 Comment
  RSA0056378  Umbellularia californica Linda C. Maxwell 1975-3-21 12 Los Angeles Gold Creek Station in Little Tujunga Cyn. Gold Creek, San Gabriel Mtns., Along north side of Gold Creek, about 20 m. from the creek on the south side of the white nature trail; has a numbered post near its base (#12). 633 Comment
  UCR123365  Urtica dioica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25478 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  CAS-BOT-BC404134  Urtica dioica subsp. holosericea I. M. Johnston 1917-7-28 1605 Los Angeles San Antonio Mountains. N. Fk. San Antonio Canon [Canyon] (Gold Ridge Mine) 2438 Comment
  RSA562564  Urtica urens Steve D. Boyd, W. Appleby 1993-4-22 7986 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  SBBG61582  Urtica urens R. Hoffmann 1929-4-27 Los Angeles Little Martinez Crk Comment
  CAS-BOT-BC327075  Venegasia carpesioides Louis C. Wheeler 1936-6-8 4133 Los Angeles Bell Canyon, San Gabriel Mts. 701 Comment
  LA200274  Venegasia carpesioides Elizabeth McClintock; 1936-5-4 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR95485  Veratrum californicum L. C. Wheeler 1966-9-21 8920 Los Angeles San Gabriel Mtns., Lily Spring 2439 Comment
  RSA0087000  Verbascum blattaria R. G. Swinney 2010-3-30 12104 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  IRVC26952  Verbascum virgatum A. C. Sanders, Mark Elvin 2003-8-7 27181 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  HSC79865  Verbena lasiostachys James Henrickson, E. Parker 1973-6-8 10629 Los Angeles Santa Monica Mtns., 1 mi. NW of Topanga along Monte Vista Dr. 244 Comment
  UCSB5679  Verbena lasiostachys var. lasiostachys Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon- along lower road 792 Comment
  RSA187667  Verbena robusta Robert F. Thorne 1966-9-14 36670 Los Angeles Santa Catalina Island. Bank along Cottonwood Creek near Isthmus road 30 Comment
  RSA0016910  Verbena tenuisecta Mark Hoefs 1973-5-25 307 Los Angeles Santa Catalina Island: by Botanic Garden entry gate, upper Avalon Canyon. 102 Comment
  RSA452256  Verbesina encelioides subsp. exauriculata Anstruther Davidson 1918-9-1 s.n. Los Angeles Los Angeles, Van Nuys Comment
  RSA503447  Veronica anagallis-aquatica Louis C. Wheeler 1967-5-24 9751 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA550380  Veronica anagallis-aquatica Tim S. Ross 1992-7-10 6670 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA587608  Veronica anagallis-aquatica Orlando Mistretta 1994-4-29 1141 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  CDA7903  Veronica anagallis-aquatica Michael O Brien 2007-6-24 s.n. Los Angeles Malibu Bluffs 0 Comment
  RSA426512  Veronica arvensis E. S. Spalding 1925-4-29 s.n. Los Angeles Vacant lot, Glendale Comment
  UCSB7256  Vicia americana Haller, Norman 1953-3-3 Los Angeles Faculty Hill, U.C.L.A. Comment
  RSA708607  Vicia benghalensis Valerie L. Soza, LeRoy Gross 2001-5-9 1210 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Valle Vista fire road, west of junction with Scholl Canyon Road, ridgetop north of Hwy 134. 274 Comment
  RSA0023259  Vicia hassei Robert F. Thorne 1980-4-27 54150 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  SBBG131647  Vicia hassei S. A. Junak 1999-5-8 SCa 912 Los Angeles lower part of Fern Cyn, just 0.3 mi upstream from jct with Cottonwood Cyn 121 Comment
  UCR197164  Vinca major Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1145 Los Angeles Transverse Ranges: Verdugo Mountains, McDonald Creek 366 Comment
  CHSC4746  Viola douglasii M. MacArthur 1967-6-24 61 Los Angeles .7 mi from turn- off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles national Forest. 1584 Comment
  UCR101317  Viola douglasii L. C. Wheeler 1955-4-16 7133 Los Angeles San Gabriel Mountains, Pinyon Flats 1616 Comment
  UC35286  Viola odorata Edgar Baruch Jan. 1902 Los Angeles Los Angeles Comment
  SBBG39135  Viola pedunculata E. R. Blakley 1963-4-8 5547 Los Angeles ridge S side of Avalon Valley above Avalon Terrace 152 Comment
  SD252391  Viola pedunculata Steven A. Junak 2000-4-15 SC 1216 Los Angeles Santa Catalina Island. Ridgeline between 2 canyons (one on E side of road, one on W side), 0.4 mile from Divide Road, location of bird transect #1,plant stop. 456 Comment
  RSA0056265  Viola purpurea subsp. dimorpha Carol Haines 1964-5-24 s.n. Los Angeles 41 miles from beginning of Old Ridge Route. 1432 Comment
  RSA590843  Viola purpurea subsp. purpurea Tim S. Ross, Steve D. Boyd 1990-5-17 2558 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UCR1526  Viola purpurea subsp. quercetorum Donna Lee Hobbs 1962-5-1 5162- 03 Los Angeles San Gabriel Mtns., Blue Ridge Lookout, State Hwy 2 Comment
  POM2778  Vitis girdiana R. D. Williams 1901-5-27 83 Los Angeles Claremont, Goble (?) Canyon Comment
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Nov 25 2014
  UC870970  Vitis girdiana Ezra C. Knopf 33 Los Angeles Santa Catalina Island Comment
  RSA771602  Vulpia microstachys var. microstachys R. G. Swinney 2009-5-28 10970 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA679204  Vulpia microstachys var. pauciflora Michael Denslow, Steve Boyd 2003-5-7 1083 Los Angeles Glendora Ridge Motorway (1N26) just west of intersection with Glendora Mountain Road (2N08) 732 Comment
  RSA728772  Vulpia microstachys var. pauciflora Gary D. Wallace 1979-4-19 1699 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  RSA708638  Vulpia myuros Scott D. White, Brian Leatherman 2005-3-18 10803 -B Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  SD253338  Vulpia myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, SE of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  SD254504  Vulpia myuros R. G. Swinney 2011-6-7 15067 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  POM352974  Vulpia myuros var. hirsuta Gary D. Wallace 1979-4-12 1674 Los Angeles along rd. in chaparral area, Alta Vista Ave. Comment
  SEINET9625148 Image available Woodwardia fimbriata L. Shields 1936-4-13 s.n. Los Angeles Thompson Creek. Comment
  RSA642101  Wyethia ovata Orlando Mistretta 1994-7-26 1452 Los Angeles San Gabriel Mountains: Little Rock Creek (Castilleja gleasonii monitoring transect #6). Comment
  POM11275  Xanthium spinosum P. A. Munz 1921-10-15 4695 Los Angeles Claremont. 366 Comment
  SBBG30358  Xylococcus bicolor R. N. Philbrick 1968-2-23 B 68 -2 Los Angeles between Fisherman and Little Fisherman Coves Comment
  RSA188023  Yabea microcarpa R. F. Thorne 1966-4-28 36224 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  UC844669  Yucca whipplei I. W. Clokey 1935-7-1 6994 Los Angeles Pasadena Glen 400 Comment
  SEINET3895404 Image available Yucca whipplei subsp. intermedia K. Dobry 1991-6-13 729 Los Angeles Soka University, Los Virgenes and Mulholland Hwy. Santa Monical.; 0 Comment
  POM8031  Zigadenus fremontii Philip A. Munz, R. D. Harwood 1920-3-13 3340 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA684238  Zostera marina E. Yale Dawson 1948-3-25 4809 Los Angeles Santa Catalina Island. Comment



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