Search Results — 2000 specimen records retrieved (1571 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  LA6355  Abies concolor Carl Epling; October 1925 sn Los Angeles San Gabriel Mountains, Camp Baldy 1066 Comment
  UCR190007  Abies concolor R. G. Swinney 1998-8-27 6823 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  SBBG16442  Abronia pogonantha D. Myrick 1962-4-13 545 Los Angeles Hwy 138 ca. 25 mi W of Victorville 853 Comment
  RSA0025875  Abronia umbellata Robert F. Thorne 1970-3-6 39383 Los Angeles Santa Catalina Island: Ben Weston Beach (Mills Landing). 2 Comment
  POM736  Abronia umbellata I. M. Johnston 1919-6-10 1316 Los Angeles Playa del Rey. Comment
  UCR138491  Abutilon theophrasti L. C. Wheeler 1976-8-2 s.n. Los Angeles Dominguez Hills, Del Amo Boulevard and Dominguez Avenue 9 Comment
  CHSC26544  Acacia longifolia D. Freed 1967-5-20 97 Los Angeles 1/4 mile west of Rose Bowl, Pasadena. 76 Comment
  CAS-BOT-BC331528  Acer macrophyllum F. Grinnell Jr. 1910-6-23 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. 1371 Comment
  RSA799864  Acer macrophyllum Monica Rodriguez, Michelle Terrazino, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1288 Comment
  RSA651296  Achnatherum coronatum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 24 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA729780  Achnatherum hymenoides R. G. Swinney 1998-7-2 6242 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA729758  Achnatherum occidentale subsp. pubescens R. G. Swinney 1998-7-10 6407 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
  RSA680132  Achnatherum parishii LeRoy Gross, Michael Denslow 2003-6-4 981 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  UC1133242  Achnatherum speciosum A. Lewis 1933-4-20 182 Los Angeles Vincent Station Elizabeth Lake Comment
  SFV16405  Acmispon argophyllus var. argophyllus J. H. Nishida 1991-8-24 s. n. Los Angeles San Gabriel Mountains Crystal Lake Campground. 1768 Comment
  SBBG3433  Acmispon brachycarpus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SEINET5327558  Acmispon dendroideus var. dendroideus G. B. Grant, Walter Wheeler 1904-4-21 710 -a Los Angeles collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  SD249200  Acmispon dendroideus var. traskiae Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2207 Los Angeles San Clemente Island, south side of Eagle Canyon. 344 Comment
  SD90126  Acmispon glaber L. B. Ware 1971-6-10 103 Los Angeles Playa del Rey, field west of Saint Bernard High School, in ancient sand dune soil Comment
  OBI13002  Acmispon glaber var. glaber Unknown 1960-5-29 s.n. Los Angeles Chatsworth Lakeside Comment
  SD234952  Acmispon maritimus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26135 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Re., near Castaic Lake dam. 487 Comment
  UCD104237  Acmispon micranthus L. W. Nuttall 1920-5-17 232 Los Angeles Santa Catalina Island, Hamilton Canyon. Comment
  SEINET5327564  Acmispon strigosus var. strigosus G. B. Grant 717 Los Angeles Pasadena So. Cal. Comment
  LA211181  Acmispon wrangelianus Arthur C. Gibson; 2009-4-1 5388 Los Angeles SANTA MONICA MOUNTAINS, Behind fire station, Cornell Rd., Augora Hills. Comment
  SFV16896  Acourtia microcephala J. N. Hogue 1997-6-22 s. n. Los Angeles Pasadena, near Rose Bowl. 300 Comment
  CATA800  Adenostoma fasciculatum Mark L. Hoefs, Robert Given 1991-6-12 1372 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  RSA0012098  Adiantum capillus-veneris Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11692 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  RSA603336  Adiantum capillus-veneris Scott D. White 1997-5-21 5205 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA757713  Adiantum capillus-veneris R. G. Swinney 2008-6-24 9081 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  UCR206149  Adiantum capillus-veneris R. G. Swinney 2008-5-30 8906 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Dec 3 2009
  UCR261528  Adiantum capillus-veneris Joseph Cahill 2010-12-22 1210- 09 Los Angeles Western Transverse Range; Santa Monica Mountains, Solstice Canyon, c. 1 mile from Pacific Coast Highway, near base of Solstice Canyon falls 73 Comment
  RSA0073130  Adiantum jordanii Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 29 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  RSA716923  Agave americana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2590 Los Angeles South side of the range. Park on Via Montana at end of Olive Ave, in the city of Burbank. Follow an old road that is overgrown so that a faint trail is all thats left. Sunset Canyon on the west and Story Canyon to the east. 366 Comment
  RSA674728  Ageratina adenophora Scott D. White, P. DeVries 2000-5-18 7918 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
  RSA720159  Ageratina adenophora LeRoy Gross 2007-4-21 2646 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  PASA910  Agoseris plebeja Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 792 Comment
  UCR273543  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 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
  UCR209422  Agrostis R. G. Swinney 2008-9-13 9458 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  RSA229174  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-29 40718 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  SBBG59479  Agrostis exarata M. N. Ackley -May-1928 38 Los Angeles Eagle Rock Comment
  UCR270659  Agrostis exarata R. G. Swinney 2011-6-29 15327 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  OBI40201  Agrostis stolonifera John C. Roos 1950-9-16 4988 Los Angeles Santa Monica Blvd & Midvale Ave, Los Angeles 61 Comment
  CAS-BOT-BC181470  Allenrolfea occidentalis John Thomas Howell 1952-10-26 28879 Los Angeles Just north of Lancaster Comment
  RSA70453  Allium burlewii F. W. Peirson 1921-6-16 2842 Los Angeles north slope of Mt. Waterman 2133 Comment
  UC440353  Allium lacunosum C. Epling, L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  CAS-BOT-BC472002  Allium lacunosum var. davisiae Ralph Hoffmann 1932-4-27 s.n. Los Angeles Harold Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  UCD118004  Allophyllum divaricatum Robert C. Bechtel 1956-7-18 s.n. Los Angeles Tanbark Flat, San Dimas Experimental Forest. 822 Comment
  UCR147295  Allophyllum divaricatum Orlando Mistretta, Peter L. Morrell 1992-6-4 482 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  RSA67302  Allophyllum gilioides subsp. violaceum Verne Grant, Alva Grant 1951-6-11 16034 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  RSA410088  Allophyllum glutinosum H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Mountains. Near Saddle Peak. Comment
  RSA547433  Allophyllum glutinosum T. S. Ross 1992-5-17 6359 Los Angeles E Fork of the San Gabriel River; steep SE-facing granitic scree slope 65 degrees ENE, 740m distant from the mouth of Shoemaker Canyon. 698 Comment
  RSA329732  Alnus rhombifolia Gary D. Wallace 1966-3-25 214 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  RSA658719  Alnus rhombifolia Paul M. Inman 1983-5-8 50883 -18 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel mountains, about 1 miles north of Arcadia, Ca. near streamside of Winter Creek at the first weir above Hoegee's Camp. 793 Comment
  SEINET10481951  Alyssum alyssoides August J. Breitung 1953-5-17 Breitung 15155 Los Angeles Los angeles crest hwy, san bernardino mts. Comment
  UCR210705  Amaranthus albus R. G. Swinney 2008-10-22 9671 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  POM186318  Amaranthus palmeri L. C. Wheeler 1932-9-8 1355 Los Angeles 2 mi. NE La Verne. 366 Comment
  SEINET6738705 Image available Amblyopappus pusillus G. B. Grant, W. Wheeler 1904-4-21 38 /4682 Los Angeles Santa Catalina Island, Pacific Ocean, off coast of S California Comment
  RSA177888  Amblyopappus pusillus R. F. Thorne, Percy C. Everett 1965-5-11 34647 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  SD129576  Ambrosia acanthicarpa A. C. Sanders 1987-12-4 7569 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. Comment
  UCR210173  Ambrosia acanthicarpa R. G. Swinney 2008-10-16 9620 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UCR258563  Ambrosia acanthicarpa R. G. Swinney 2010-5-29 13009 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
  UCD128717  Ambrosia acanthicarpa Daryl Koutnik; Bruce Holguin 1978-4-1 204 Los Angeles Mint Canyon on Sierra Hwy, 5 miles northwest of State Hwy 14. 563 Comment
  UCD128864  Ambrosia acanthicarpa J. B. Perret 1921-11-22 s.n. Los Angeles San Fernando. Comment
  RSA158274  Ambrosia chamissonis var. chamissonis Peter H. Raven 1962-7-12 18031 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  CAS-BOT-BC45000  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  RSA6000  Ambrosia psilostachya C. B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  RSA0087093  Ambrosia salsola R. G. Swinney 2010-6-1 13074 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UCSB11689  Ambrosia salsola var. salsola Forrest, Sharon 1962-5-6 Los Angeles At Pearblossom in vacant lot near west edge of town Comment
  JEPS45150 Image available Amelanchier utahensis Frank W. Peirson 1919-6-14 471 Los Angeles along s side Head of Rock Creek; San Gabriel Mts. 2011 Comment
  LA202598  Ammannia coccinea Louis Wheeler; 1932-9-19 1387 Los Angeles 121 Comment
  CAS-BOT-BC180602  Amorpha californica var. californica Geo. B. Grant 1904-5-19 6239 Los Angeles Mt. Wilson 1219 Comment
  SEINET10500471  Amphilophium buccinatorium Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4829 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA0079957  Amsinckia intermedia F. L. Robinson 1920-4-14 22 Los Angeles South Hills, south of Pomona. Comment
  RSA0079997  Amsinckia intermedia Doris Bowers 1957-3-23 266 Los Angeles Rocky Point, LaVerne. 335 Comment
  RSA0089955  Amsinckia retrorsa F. W. Peirson 1919-3-26 361 Los Angeles South side of New York Drive, east of Hill Ave., Altadena. 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
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  HSC3542  Amsinckia tessellata var. gloriosa David Porter 1965-4-24 Los Angeles 5 mi. W of Newhall on Pico Canyon Rd., Newhall 610 Comment
  POM3614  Anagallis arvensis I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA0048293  Anagallis linifolia P. R. Brown 1970-4-27 38 Los Angeles Canon de Lana. Comment
  RSA655780  Andropogon glomeratus var. scabriglumis LeRoy Gross, Wayne Law 2000-8-8 248 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  POM184310  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Anaheim Road, west of American Avenue, Long Beach. 15 Comment
  UC874527  Angelica tomentosa Louis C. Wheeler 1932-7-2 906 Los Angeles San Gabriel Mountains, Brown's Flat Brown's Flat; San Gabriel Mountains, Brown's Flat 1310 Comment
  POM11579  Anisocoma acaulis Philip A. Munz 1921-6-18 4583 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  POM6149  Anisocoma acaulis W. R. Dudley, F. H. Lamb 1896-6-12 4441 Los Angeles Gorman's Station Comment
  POM4236  Antirrhinum coulterianum E. L. Brown 1893-05 s.n. Los Angeles Los Angeles, Elysian Park Comment
  RSA660116  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SBBG83175  Antirrhinum coulterianum R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  UCSB33679  Antirrhinum coulterianum Miller, Brian 1960-7-14 Los Angeles Switzer's Inlet; San Gabriel Mountains 914 Comment
  RSA425825  Antirrhinum kelloggii Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UC457257  Antirrhinum kelloggii Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  OBI30462  Antirrhinum multiflorum J. C. Roos 1947-5-17 3636 Los Angeles Placerita Cyn, E of Newhall Comment
  CATA3068  Aphanes occidentalis Amy Catalano 2016-4-19 075 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  RSA0016912  Aphanisma blitoides Colton Russell s.n. Los Angeles Redondo Comment
  RSA470381  Apiastrum angustifolium Geo L. Moxley 1915-4-14 307 Los Angeles Ridge SW of Museum Hill. Comment
  SBBG112778  Apiastrum angustifolium S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 517 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  UCR126699  Apiastrum angustifolium A. C. Sanders, Andy Thomson 2003-4-15 25989 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  POM277127  Apiastrum angustifolium E. S. Steele, H. S. Pratt 1935-5-16 s.n. Los Angeles West hills of Eagle Rock 457 Comment
  UC284184  Apiastrum angustifolium P. A. Munz 1923-4-9 6675 Los Angeles 6 mi se of Casa Blanca (San Clemente Island); San Clemente Island Comment
  CDA5332  Apium graveolens T. C. Fuller 1961-5-11 7264 Los Angeles Northeast of Lemon Avenue & Vejar Road, Walnut. 0 Comment
  IRVC28610  Apium graveolens A. C. Sanders, Mark Elvin 2002-6-20 25235 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  LA103205  Apium graveolens Barry A. Prigge; 1985-6-14 6416 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 597 Comment
  LA32235  Apium graveolens Peter H. Raven; 1959-6-4 14351 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of US Hwy 101 Alt. [Pacific Coast Hwy]. 91 Comment
  SEINET3237844 Image available Apocynum androsaemifolium R. G. Swinney 1998-7-21 6461 Los Angeles San Gabriel Mtns.; upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  SBBG58620  Apocynum cannabinum R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  RSA0126237  Arabis glabra var. glabra Fred Cox 1916-4-15 s.n. Los Angeles Johnson's Pasure, above Claremont Comment
  RSA0128633  Arabis repanda var. repanda F. W. Peirson 1921-6-16 2498 Los Angeles North slope of Mt. Waterman, San Gabriel Mts. 1981 Comment
  SEINET13276688 Image available Arabis sparsiflora R. G. Swinney 2011-1 15248 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
  SEINET2032670 Image available Arbutus andrachne Leila M. Shultz 1981-4-14 4957 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  RSA725590  Arctostaphylos catalinae Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 410 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  SD75589  Arctostaphylos catalinae Reid Moran 1941-2-28 651 Los Angeles Santa Catalina Island; head of Johnson's Canyon. 399 Comment
  RSA626675  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15786 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626736  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7231 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626776  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20496 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  SEINET12524573 Image available Arctostaphylos glandulosa M. F. Buell, Helen F. Buell 1961-1 s.n. Los Angeles Saddle peak, Santa Monica mts. 671 Comment
  RSA626725  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-3 11159 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA626684  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1992-10-15 22132 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  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
  UCR279236  Arctostaphylos glandulosa subsp. glandulosa A. C. Sanders, Amy Litt 2017-3-17 42880 Los Angeles Santa Monica Mountains, Backbone Trail off Stunt Rd. near 2.94 mile marker 586 Comment
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA587284  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-5-17 2561 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
  RSA604327  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1936-6-19 4156 Los Angeles Tanbark Flats, San Dimas Canyon. 793 Comment
  RSA702823  Arctostaphylos glandulosa subsp. mollis Scott D. White 2004-7-27 10629 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA631463  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16030 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631481  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15972 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631615  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15856 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631619  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15660 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA654358  Arctostaphylos glauca Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 838 Comment
  RSA763218  Arctostaphylos glauca Justin M. Wood 2010-5-10 1582 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0079928  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15799 Los Angeles SAn Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634751  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20387 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  UCR124706  Arctostaphylos patula B. C. Templeton 1932-6-18 4929 Los Angeles San Gabriel Mtns, Angeles National Forest: Big Pines Park 2195 Comment
  UC2026384  Arenaria macradenia var. kuschei Steve Boyd, Laura Moore, M. Wall 1997-7-24 10019 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  SBBG70088  Argemone munita R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA772364  Argyranthemum foeniculaceum R. G. Swinney 2009-5-9 10711 Los Angeles Azusa/Duarte, San Gabriel River channel, 0.5 mi. north of Foothill Blvd. under the Puente Largo railway bridge 184 Comment
  CAS-BOT-BC84970  Artemisia californica Joseph Andorfer Ewan 1932-10-22 10806 Los Angeles Above Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC90333  Artemisia douglasiana Rev. J. C. Nevin 1881-1 131 Los Angeles Los Angeles Comment
  JEPS30518  Artemisia douglasiana Peter H. Raven 1959-10-25 14694 Los Angeles 1.6 mi. north of Coast Highway; Santa Monica Mountains, Arroyo Sequit 137 Comment
  SFV18422  Artemisia douglasiana anonymous s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  UC205743  Artemisia ludoviciana subsp. incompta I. M. Johnston 1917-8-22 1651 Los Angeles Pine Ridge San Antonio Mountains, Pine Ridge 2438 Comment
  SBBG17749  Artemisia nesiotica P. H. Raven 1962-5-9 17709 Los Angeles Wilson Cove 45 Comment
  CLARK-A1528-1598  Artemisia tridentata John C. Roos 1941-10-4 862 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC97283  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 miles S.W. of Newhall Comment
  SJSU5902  Arundo donax P. K. Asai 1969-12-28 215 Los Angeles by Southern Pacific Railroad trestle at corner of Macy St & Pleasant Ave, Los Angeles Comment
  RSA0117685  Asclepias eriocarpa Lyman Benson 1951-6-21 14787 Los Angeles Claremont - Wash P.C. [Pomona College; Thorne's comment on location] Comment
  IRVC28734  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 NE end of Santa Susana Mtns. 366 Comment
  SBBG128809  Asparagus asparagoides M. L. Hoefs, S. A. Junak, R. Philbrick, S. Chaney 1996-2-14 2589 Los Angeles Falls Cyn, above city warehouse and other buildings, below reservoir 57 Comment
  UC1063742  Aspidotis californica R. St. John 1933-2-18 342 Los Angeles e Calabasas Peak; Calabasas Quadrangle 548 Comment
  UCR124605  Aspidotis californica I. W. Clokey, B. C. Templeton 1929-1 4435 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA417664  Aster greatae Geo C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  LA209943  Aster lanceolatus subsp. hesperius Arthur C. Gibson; 2006-10-29 5124 Los Angeles Comment
  CAS-BOT-BC182581  Astragalus didymocarpus var. dispermus H. E. Hasse 1893-5-21 s.n. Los Angeles Acton Comment
  RSA112203  Astragalus didymocarpus var. obispoensis H. D. Ripley, R. C. Barneby 1941-4-19 3261 Los Angeles 3 miles W of Palmdale, Antelope Valley. Comment
  CAS-BOT-BC182848  Astragalus douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles San Gabriel Mts., [Swartout] Swarthout Valley, 1 mi. East below Big Pines Park 1981 Comment
  UCR277396  Astragalus douglasii R. G. Swinney 2010-6-1 13165 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
  UCD104750  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 s.n. Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road. 1036 Comment
  RSA756091  Astragalus douglasii var. douglasii Orlando Mistretta, Christine Mistretta 2008-4-13 2437 Los Angeles Southern California transmission line tower (Segment 6, structure 14 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1116 Comment
  UCR232377  Astragalus lentiginosus var. albifolius Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8035 Los Angeles Mojave Desert, Antelope Valley, N end of Lancaster, E of Sierra Hwy and railroad grade, 530 m north of Ave H 703 Comment
  UCR141017  Astragalus lentiginosus var. variabilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA729481  Astragalus leucolobus R. G. Swinney 1999-6-21 7392 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  UCR181305  Astragalus leucolobus R. G. Swinney 1997-6-13 5595 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  CAS-BOT-BC186465  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles North of West Cove at Sand Point near Triangulation Point Driggs. San Clemente Island 7 Comment
  RSA415762  Astragalus trichopodus Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  SD107914  Astragalus trichopodus var. lonchus Larry DeBuhr 1977-4-16 2561 Los Angeles Santa Catalina Island Coastal bluffs around Little and Shark Harbours Comment
  UC1302387  Astragalus trichopodus var. lonchus Robert F. Thorne and P. Everett 1964-2-6 33304 Los Angeles w Isthmus Cove (Santa Catalina Island); , w of Isthmus Cove 30 Comment
  POM243733  Astragalus trichopodus var. lonchus F. R. Fosberg 1931-5-5 54778 Los Angeles Bullrush Canyon, Santa Catalina Island. 320 Comment
  UCR238074  Atriplex argentea Mark A. Elvin, M. S. Enright 2002-7-22 2111 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  RSA226016  Atriplex canescens subsp. canescens R. F. Thorne, C. W. Tilforth 1971-6-29 40682 Los Angeles San Gabriel Mts., Angeles National Forest: N slope San Gabriel Mts., ca. 1.5 miles E of junction of Aliso Creek wash and Santa Clara River in sandy wash of Aliso Canyon. 854 Comment
  HSC4327  Atriplex confertifolia C. S. Apperson 1966-4-16 Los Angeles 10 mi. from Sierra Hwy. W on D Ave. Comment
  SD254589  Atriplex coronata Jordan Zylstra 2015-6-5 15005 Los Angeles Western Antelope Valley: Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road (La Liebre Ranch 7.5'Q) 1014 Comment
  CATA1165  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  CATA201  Atriplex leucophylla Mark L. Hoefs 1973-4-15 180 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SD252314  Atriplex prostrata Steven A. Junak 1999-7-16 Sca 1057 Los Angeles Santa Catalina Island: Just inland from mouth of Cottonwood Canyon, N side of creekbed. 6 Comment
  CATA1245  Atriplex semibaccata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2325 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA155923  Atriplex semibaccata P. H. Raven 1962-7-12 18020 Los Angeles Near point at east end or Northwest Harbor, San Clemente Island 30 Comment
  SD8053  Atriplex serenana J. C. Nevin 1885-1 1885 Los Angeles Los Angeles Comment
  UCR124032  Atriplex serenana var. serenana A. C. Sanders, Mark A. Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  UCR246456  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08- 254 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  RSA155871  Atriplex watsonii P. H. Raven 1962-7-10 17950 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA652771  Avena barbata Monica Acosta 1998-5-14 8 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  SBBG59426  Avena barbata M. N. Ackley -Jan-1926 9 Los Angeles Hill Drive, Eagle Rock 213 Comment
  RSA151279  Avena fatua P. H. Raven 1962-4-9 17133 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SFV22072  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles San Gabriel Mountains Foothills in area of Azusa and Irwindale, between 210 Freeway and Foothill Blvd. on west side of San Gabriel River channel. 169 Comment
  RSA385412  Avena sativa Robert M. Perkins 1936-4-4 198 Los Angeles Arcadia. Comment
  CAS-BOT-BC53697  Azolla filiculoides Peter Raven; Henry J. Thompson 1959-10-18 14676 A Los Angeles Santa Monica Mountains - north arm of Malibu Lake 220 Comment
  RSA642518  Baccharis emoryi D. E. Bramlet 1999-11-16 2827 a Los Angeles Old meander of San Jose Creek. 5m east of Valley Blvd. and 1km north of Grand Ave. 76m west of the existing San Jose Creek flood control channel. 58 Comment
  RSA0008310  Baccharis malibuensis Jon E. Keeley 1993-6-24 22826 Los Angeles Glen behind greenhouse at Soka University off La Virgenes Rd. 300 Comment
  POM280813  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  RSA127873  Baccharis salicifolia Peter H. Raven 1959-2-15 13792 Los Angeles Franklin Canyon 2.3 miles south of Mulholland Drive. 290 Comment
  RSA483725  Baccharis salicifolia Richard Noyes, L. Arnseth 1988-4-30 519 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA657209  Baccharis salicifolia Joseph M. Keefe 2001-1-19 30995 a Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SFV21393  Baccharis salicifolia L. Gross 2002-3-7 489 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Side Canyon off of La Tuna Canyon. 579 Comment
  UCR270106  Baccharis salicifolia R. G. Swinney 2011-3-17 14123 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCSB10357  Baccharis salicifolia Wedberg, H. 1957-3-25 Los Angeles Sepulveda Can. Comment
  RSA0030919  Baccharis salicifolia Bonnie C. Templeton, Ira W. Clokey 1930-3-11 1414 Los Angeles Westwood Hills. Santa Monica Mts. 200 Comment
  UC1483351  Baccharis salicifolia subsp. salicifolia Jack Delaini 1974-2-14 3 Los Angeles edge of San Dimas Creek Angeles National Forest, Lodi Canyon, San Dimas Experimental Comment
  RSA599148  Baccharis sergiloides L. C. Wheeler 1966-11-26 9159 Los Angeles San Gabriel Mountains. West Fork Red Box Road ca. 1/2 mi. west of Newcomb Pass Trail. 1066 Comment
  UCR219481  Bebbia juncea R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA792777  Berberis nevinii Justin M. Wood 2009-3-24 389 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  UCR149339  Berberis nevinii R. G. Swinney 1998-4-13 5970 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  SBBG128556  Beta vulgaris M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-15 2263 Los Angeles Cottonwood Cyn 33 Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  UC447140  Bidens pilosa J. Ewan 1931-5-11 4187 Los Angeles Los Angeles, Ocean View Street Comment
  UC750622  Bidens pilosa Lewis S. Rose 1946-12-21 46295 Los Angeles w slope of Cahuenga Peak, Los Angeles Los Angeles, Cahuenga Peak Comment
  LA33467  Bloomeria crocea Peter H. Raven; 1959-5-9 14164 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA657465  Bloomeria crocea S. Campbell 1980-6-4 37 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  SBBG108148  Bloomeria crocea S. L. Crockett, S. A. Junak, M. L. Hoefs, J. Takara 1997-3-28 614 Los Angeles 1.1 mi S of Two Harbors on Cat Harbor Rd 30 Comment
  RSA367326  Bloomeria crocea var. crocea B. C. Templeton 1930-6-17 1096 Los Angeles Franklin Canyon, north of Beverly Hills. Comment
  SD230122  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains Region: Upper northern flank of Liegre Mountain head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. Relatively gentle slopes, grading into steep canyon sides. 1584 Comment
  SJSU1861  Boechera arcuata J. W. Tilden 1957-4-18 1107 Los Angeles Glendora Mt, S-central San Gabriel Mts Comment
  UC111290  Boechera arcuata O. M. Oleson 1907-3-28 Los Angeles near Pasadena; Rubio Canyon Comment
  POM307358  Boechera californica Henry J. Ramsey 1937-3-21 2181 Los Angeles North Craig Ave., Altadena. Comment
  SBBG16020  Boechera californica W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  UCR141381  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA600439  Boisduvalia glabella Louis C. Wheeler 1933-4-27 1670 Los Angeles San Pedro Hills 305 Comment
  UCR229214  Bolboschoenus maritimus subsp. paludosus R. G. Swinney 2005-8-3 8358 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 341 Comment
  CHSC25943  Boschniakia strobilacea James Henrickson 1971-7-3 5648 Los Angeles 12 air mi. N. of Upland, 1/2 mi. NW of top of ski lift along Devils Backbone Ridge. Comment
  RSA591471  Boschniakia strobilacea Louis C. Wheeler 1966-10-6 8961 Los Angeles San Gabriel Mountains, South slope of Mt. Williamson. 2500 Comment
  CAS-BOT-BC95409  Bowlesia incana Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  IRVC26453  Bowlesia incana A. C. Sanders, Mark Elvin, et al. 2003-3-5 25720 Los Angeles Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns. Comment
  RSA0021465  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-13 5070 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA702818  Boykinia rotundifolia Scott D. White 2004-8-20 10724 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
  UCR130592  Boykinia rotundifolia R. E. Riefner Jr. 2000-8-29 00- 757 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  UCR192840  Boykinia rotundifolia R. G. Swinney 1998-8-10 6726 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  CAS-BOT-BC168645  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: South Hills Park Glendora. E of Grand Avenue and S of Alosta Avenue 244 Comment
  CATA34  Brassica nigra USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 17 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: North, Slope: approx. 35% 41 Comment
  SD143982  Brassica rapa Scott D. White 1997-2-2 4663 Los Angeles San Dimas-Pomona area: Bonelli Regional Park, just northwest of Puddington Reservoir, south of San Dimas Ave and east of the I-210 freeway 239 Comment
  RSA482912  Brassica rapa M. Bisbee 1917-5-5 s.n. Los Angeles Eagle Rock Valley Comment
  CDA3598  Brassica rapa subsp. sylvestris T. S. Ross, Annette Ross 1991-3-7 4135 Los Angeles Elephant Hill, Western Pomona. Comment
  CAS-BOT-BC100406  Brickellia californica John Thomas Howell 1927-10-16 3156 Los Angeles on trail from Santa Anita [Canon] Canyon to Sierra Madre, San Gabriel Mts. Comment
  RSA5991  Brickellia californica C. B. Wolf 1932-10-4 4225 Los Angeles Santa Catalina Island; above the Amphitheater, Avalon 30 Comment
  CAS-BOT-BC106143  Brickellia nevinii E. L. Greene 1903-10-10 3731 Los Angeles San Antonio Canyon near Claremont Comment
  UCD129640  Brickellia nevinii Anuja Parikh; Nathan Gale 2003-6-24 s.n. Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, northwest of Del Valle. 120 Comment
  RSA588924  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2926 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA599944  Bromus carinatus var. carinatus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  CAS-BOT-BC148921  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-6-23 8048 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  CATA739  Bromus diandrus Mark L. Hoefs 1991-5-22 1264 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA0042633  Bromus diandrus S. Koukol, E Lutz 1998-4-26 6 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  RSA127855  Bromus diandrus P. H. Raven 1959-4-4 13965 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA362411  Bromus diandrus Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  SBBG106882  Bromus diandrus M. L. Hoefs, R. F. Thorne 1996-4-6 2602 Los Angeles Pebbly Beach 6 Comment
  SBBG12180  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles near barracks, Wilson Cove 60 Comment
  UC50585  Bromus diandrus J. H. Barber 139 Los Angeles Agriculture Experiment Station, Pomona near;; Pomona Comment
  UCR142769  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mtns, San Gabriel Canyon, vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi N of El Encanto 259 Comment
  UCR259585  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCR43957  Bromus diandrus B. A. Prigge 1986-3-20 7973 Los Angeles Tehachapi Mtns, 0.4 mi. east of Gorman on Lancaster Road 1128 Comment
  RSA0097181  Bromus hallii R. G. Swinney 2011-6-1 14966 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  UC589648  Bromus hordeaceus Nell Murbarger April 1936 171 Los Angeles San Clemente Island Comment
  UCR126695  Bromus madritensis A. C. Sanders, Andy Thomson 2003-4-15 25993 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR198386  Bromus madritensis Valerie Soza, LeRoy Gross, A. Munoz 2000-5-12 903 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  POM363944  Bromus rubens Robin S. Collins 1973-4-30 257 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  RSA0117861  Bromus rubens Robert L. Benson 1960-5-26 53 Los Angeles 1/2 mile above fire station, San Antonio Canyon. Mt. Range: San Gabriel. 609 Comment
  UCR217307  Bromus rubens R. G. Swinney 2009-3-10 10079 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA0019945  Bromus tectorum L. C. Wheeler 1967-5-29 9764 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  RSA0019958  Bromus tectorum Gary D. Cromwell, David W. Wheat 1971-5-14 661 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA0019998  Bromus tectorum Timothy S. Ross, Steve Boyd 1990-5-14 2470 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  RSA651867  Buddleja saligna A. E. Hersh 1950-7-15 s.n. Los Angeles [Santa Monica Mountains] Saddle Peak Road near the peak. 1220 Comment
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Feb 15 2017
  UCR125403  Calandrinia ciliata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25694 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA377243  Calochortus albus Robert Kessler s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  SD234440  Calochortus albus R. G. Swinney 2000-5-21 7773 Los Angeles San Gabriel Mtns:NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station (Glendora 7.5'Q) 609 Comment
  RSA604515  Calochortus catalinae Sara L. Crockett, Sheila Schueller 1997-3-8 560 Los Angeles Santa Catalina Island. Point overlooking Cottowood Beach. 79 Comment
  UCR835  Calochortus catalinae J. E. Dimitman 1957-4-17 s.n. Los Angeles North side of San Jose Hills, off Buenos Aires Dr. 274 Comment
  LA22349  Calochortus clavatus Carl Epling; 1931-5-9 22349 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0051312  Calochortus clavatus Allison D. Rudalevige, Jennifer S. Pareti, Sandra Leatherman, Sarah Thomas, Jordan Zylstra, Jason Mintzer 2014-4-23 ADR 6 Los Angeles Castaic area, west of Castaic Lake. 472 Comment
  SBBG122072  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-4-19 1741 Los Angeles 1 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 405 Comment
  UC1293693  Calochortus splendens P. C. Everett and E. K. Balls 1959-6-2 23849 Los Angeles 1.5 mi ne from jct with rd to Lake Malibu and Stokes Canyon; Santa Monica Mts. Comment
  RSA377434  Calochortus splendens H. E. Hasse 2753 Los Angeles Catalina Island. Comment
  UCR51546  Calochortus venustus K. S. Kamrath 1988-5-28 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest on Pine Canyon Road (Hwy N2), 5 mi east of Three Points 1402 Comment
  POM351394  Calycadenia tenella Anstruther Davidson 1890-5-17 s.n. Los Angeles Glendale. Comment
  RSA620156  Calyptridium parryi L. C. Wheeler 1968-7-15 s.n. Los Angeles Southwest side Dawson Peak. 2865 Comment
  UC792397  Calystegia macrostegia subsp. amplissima Ira L. Wiggins 1949-2-22 11964 Los Angeles near ne end San Clemente Island 30 Comment
  RSA682652  Calystegia macrostegia subsp. intermedia LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1094 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA0016984  Calystegia macrostegia subsp. intermedia James M. Clisbe 1930-5-6 16064 Los Angeles Nichols Canyon, Santa Monica Mts. Comment
  RSA187861  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-28 36206 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA229084  Calystegia occidentalis subsp. fulcrata R. F. Thorne, C. W. Tilforth 1971-6-30 40773 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA757996  Calystegia peirsonii D. E. Bramlet, Jennifer Pareti 2008-5-6 4257 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  RSA59765  Calystegia soldanella E. K. Balls 1950-6-17 14887 Los Angeles 12 miles N of Zumi Beach, Hwy 101. 3 Comment
  RSA0058202  Camissonia californica Richard G. Swinney 2010-10-15 14052 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
  RSA466150  Camissonia californica L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  RSA134522  Camissonia californica H. L. Wedberg 1957-5-7 s.n. Los Angeles Los Angeles. Sepulveda Way 0.3 miles North of tunnel, second year chaparral burn. Comment
  UCR270501  Camissonia campestris R. G. Swinney 2011-5-26 14850 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA596167  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-5-12 9452 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SBBG118702  Camissonia campestris subsp. campestris A. Maurice, L. Hoglin, S. Rivera 2003-4-24 4 Los Angeles Tehachapi Mts, Gorman Pass, Tejon Ranch Comment
  RSA755927  Camissonia graciliflora Orlando Mistretta, Christine Mistretta 2008-4-10 2410 a Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct. (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  HSC31660  Camissonia ignota Thomas E. Higley 1974-4-20 24 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  UCR199957  Camissonia ignota Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1158 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 457 Comment
  POM96025B  Camissonia ignota P. A. Munz 1926-4-4 10018 B Los Angeles 2 miles north of Saugus. Comment
  RSA724761  Camissonia intermedia K. Dobry 1991-5-22 d- 664 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA660070  Camissonia intermedia Orlando Mistretta 1992-5-25 402 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SDSU3386  Camissonia micrantha H. Wedberg 1958-4-30 271 Los Angeles at gate by the main parking lot, Rancho Santa Ana Botanic Garden, Claremont. Comment
  SD85048  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles San Clemente Island; canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  UC1922278  Camissoniopsis hirtella Valerie Soza, Miriam Sidibeh 2003-3-26 1597 Los Angeles Transverse Ranges; Verdugo Mountains; North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  CAS-BOT-BC160529  Camissoniopsis lewisii Alice Eastwood 1906-5-27 242 Los Angeles Roscoe Comment
  OBI35611  Capsella bursa-pastoris Rebecca Cicoria 1981-4-24 19 Los Angeles Near intersection of Crest Rd and Portuguese Bend rd, Sepulveda Cyn,along trl, Rolling Hills Comment
  CAS-BOT-BC37457  Cardamine californica C. F. Baker 1904-3-1 4067 Los Angeles San Nimas Canyon. Comment
  POM369317  Cardamine californica var. integrifolia Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  RSA747881  Cardamine oligosperma Justin M. Wood 2009-3-6 335 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  RSA484637  Cardamine oligosperma Samuel R. Tyson 1942-4-24 1650 Los Angeles San Dimas Canyon. 502 Comment
  RSA0060819  Carex alma LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6967 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
  SEINET7549354 Image available Carex alma A. C. Sanders, Mark Elvin 2002-6-19 25147 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 (Val Verde 7.5' Q.) 305 Comment
  RSA669141  Carex alma LeRoy Gross 2002-6-24 546 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  UCR84489  Carex chihuahuensis T. S. Ross, S. D. Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns., Big Rock Creek. Empty, gutted cabin on the E side of riparian strip, just upstream from the Gaging Station 1236 Comment
  RSA569408  Carex douglasii B. C. Templeton 1932-5-31 4906 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  RSA706550  Carex douglasii LeRoy Gross 2005-6-23 2384 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek., Near 34.36884N, 118.00265W. 1646 Comment
  RSA720606  Carex fracta R. G. Swinney 1997-7-23 5729 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  UCR192655  Carex fracta R. G. Swinney 1999-8-16 7659 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA191375  Carex multicaulis Robert F. Thorne 1967-7-19 37148 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  CAS-BOT-BC117969  Carex rossii Ivan Murray Johnston 1907-7-30 1496 Los Angeles Cucamonga Pk. 2651 Comment
  RSA598366  Carex schottii L. C. Wheeler 1967-5-24 9755 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  JEPS48976  Carex subfusca Joseph Ewan 1932-6-16 7289 Los Angeles Charlton Flats San Gabriel Mts., Charlton Flats 1524 Comment
  RSA229053  Carex subfusca Robert F. Thorne 1969-7-29 38875 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA230246  Carex subfusca Robert F. Thorne 1969-7-2 38251 Los Angeles San Gabriel Mts., Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  RSA587275  Carex subfusca Timothy S. Ross 1990-5-17 2579 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
  UCR92585  Carex triquetra F. M. Reed 1925-6-12 5242 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, wash near La Canada. 701 Comment
  RSA771621  Carex triquetra D. Propst 1972-05 RFT- 42166 Los Angeles Santa Catalina Island. Comment
  JEPS57321  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1859 Los Angeles ca 2 air mi s Calabasas (Old Topange road just above its junction with Mulholland Avenue) 396 Comment
  JEPS85802  Castilleja applegatei subsp. martinii Roy E. Buck 1989-6-23 1348 Los Angeles ca 0.1 air km nnw Icy Springs (lowermost ne-facing slope of canyon of upper Big Rock Creek, 26 air km nne of Glendora, just e of ruins of old stone house); San Gabriel Mountains 1737 Comment
  POM308416  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3104 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  POM98087  Castilleja applegatei subsp. martinii M. Hill 1925-4-27 s.n. Los Angeles San Antonio Canyon. San Antonio Mountains. 1067 Comment
  RSA133388  Castilleja applegatei subsp. martinii Peter H. Raven 1959-5-3 14084 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  RSA229189  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1971-6-29 40712 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  JEPS86567  Castilleja foliolosa Roy E. Buck 1988-5-25 905 Los Angeles 0.3 rd mi n Three Points (e side of Three Points road, 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  LA52017  Castilleja foliolosa Harlan Lewis; 1940-2-4 1059 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  RSA599474  Castilleja foliolosa Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9492 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
  SBBG17968  Castilleja foliolosa E. R. Blakley 1963-4-9 5563 Los Angeles hillside above Pebbly Beach along Terrace Drive 91 Comment
  UC1409140  Castilleja foliolosa Robert F. Thorne and C. W. Tilforth 1973-4-20 43117 Los Angeles Mormon Rocks and Cajon Canyon San Gabriel Mts., San Bernardino National Forest (Mojave Desert slope) 1036 Comment
  UC885216  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4470 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  NY68087  Castilleja gyroloba F. W. Pennell 1940-4-18 25140 Los Angeles Route 99, near Oak Flat Camp. 853.4 Comment
  RSA448650  Castilleja linariifolia Roger Minahan 1934-06 20144 Los Angeles Valyermo, San Gabriel Mountains. Comment
  UC729495  Castilleja linariifolia Carl B. Wolf 1932-8-11 Los Angeles 1.12 mi below Big Rock Ranger Station (Big Rock Creek, desert slope of San Gabriel Mts); San Gabriel Mts., Big Rock Creek 914 Comment
  RSA0022262  Castilleja miniata Duncan S. Bell, Caitlin Elam 2013-8-1 5568 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  UCR208241  Castilleja miniata Wayne Sawyer 1981-8-11 123 Los Angeles San Gabriel Mtns., Angeles National Forest, CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  RSA547459  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6750 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  UCR150046  Castilleja minor subsp. spiralis L. C. Wheeler 1967-9-4 10686 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  UCR238988  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2010-5-24 3212 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km southwest of California Aqueduct, under powerlines 1005 Comment
  UCR205638  Catalpa speciosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37006 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC38146  Caulanthus amplexicaulis Wesley O. Griesel 1961-6-16 s.n. Los Angeles San Gabriel Mountains. Dawson Saddle. 2438 Comment
  CHSC83706  Caulanthus amplexicaulis John Dittes; Gina Hall 1990-7-19 270 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  RSA660180  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1992-5-25 410 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  NY42931  Caulanthus coulteri var. coulteri J. B. Walker 1995-3-30 1301 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  UCR190280  Caulanthus lasiophyllus R. G. Swinney 1998-8-1 6615 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR269979  Caulanthus lasiophyllus var. rigidus R. G. Swinney 2010-5-19 12790 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
  UC1204711  Ceanothus arboreus Huron H. Smith 1912-7-1 5167 Los Angeles summit Santa Cataline Island 548 Comment
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Jan 15 2015
  UCSB3853  Ceanothus arboreus Gill, Robert 1959-4-2 Los Angeles Pomona College Campus, south of Bridges Auditorium 365 Comment
  LA105403  Ceanothus crassifolius Barry A. Prigge; 8504 Los Angeles Santa Susana Mountains, Blind Canyon, ca 1.5 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 449 Comment
  RSA0087385  Ceanothus crassifolius R. G. Swinney 2010-5-25 12974 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR208999  Ceanothus crassifolius Joseph M. Keefe 2001-3-19 31148 Los Angeles Transverse Ranges, Verdugo Mountains region, San Rafael Mountains. Glendale, 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Dr. 466 Comment
  SEINET12210838  Ceanothus crassifolius W. Knight, Knight, I. 1982-1 4486 Los Angeles Brom Tilden Botanic Garden, Berkeley. Orig. collected in San Antonio Canyon Comment
  UCD111754  Ceanothus cuneatus Daryl Koutnik 1978-3-16 118 Los Angeles south of intersection of Cornell and Agoura Roads. 274 Comment
  UCR182562  Ceanothus greggii Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  CAS-BOT-BC50163  Ceanothus integerrimus Herman Knoche 1919-6-14 Series A, No. 853 Los Angeles Mt. Lowe 1828 Comment
  RSA0019599  Ceanothus integerrimus H. J. Montgomery 1923-5-30 s.n. Los Angeles Sturtevant Trail. Comment
  CAS-BOT-BC50557  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  RSA122547  Ceanothus leucodermis A. D. Gifford 1935-5-8 672 Los Angeles 1.25 N.E. of Whitaker Pk. Comment
  SD28069  Ceanothus megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalong Canyon, Above the last almond orchard. 121 Comment
  RSA399703  Ceanothus megacarpus var. insularis Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG131130  Ceanothus megacarpus var. megacarpus S. A. Junak 1999-5-21 SCa 995 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  UC1348863  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1966-4-29 36311 Los Angeles turnoff Echo Lake (below rd to White's Landing.); Santa Catalina Island Comment
  CLARK-A1528-3900  Ceanothus spinosus John C. Roos 1942-3-14 997 Los Angeles Santa Monica Mountains Comment
  UCSB18626  Ceanothus spinosus Hurst, Linda 1963-2-28 Los Angeles N. Kenter Road, Brentwood, 3 miles N of Sunset Blvd., 10 miles N of U.S. Highway 101 548 Comment
  CDA20159  Centaurea melitensis M. O'Brien 2003-5-18 MOB 20 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA659857  Centaurea melitensis Chris White 1991-5-12 4 Los Angeles Royal Palms. Comment
  SDSU6450  Centaurea melitensis Gerald Collier 1951-5-2 M 584 Los Angeles Barrington Avenue 3 miles north of Sunset Blvd. L.A 49. Comment
  RSA699283  Centaurea repens Mary Denni 1934-05 s.n. Los Angeles Artesia Comment
  POM254104  Centaurium venustum Muriel F. Wheeler 1938-6-13 s.n. Los Angeles San Dimas Wash, 0.5 mile northeast of San Dimas County Park 350 Comment
  SBBG98578  Centranthus ruber T. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte), E-facing rd embankment along Turnbull Cyn Rd 274 Comment
  CAS-BOT-BC388298  Cerastium glomeratum Munz; Street; Williams 1919-4-5 2468 Los Angeles Puddingston Canon [Canyon], Sam Dimas Comment
  SD37824  Cercis occidentalis Post 1931-3-11 Los Angeles Pasadena Comment
  RSA257637  Cercocarpus betuloides Gary D. Wallace 1966-3-18 153 Los Angeles South of Lake Elanor, along Decker Road (Highway 23). 305 Comment
  OBI10228  Cercocarpus betuloides var. betuloides H. Takahashi 1967-4-28 82 Los Angeles Pasadena, W of linda Vista Ave, about 3 mi S of Devil's Gate Reservoir 305 Comment
  RSA588865  Cercocarpus betuloides var. betuloides Orlando Mistretta 1994-9-21 1485 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  CAS-BOT-BC137240  Cercocarpus betuloides var. blancheae Robert F. Thorne; P. C. Everett 1964-2-6 33295 Los Angeles Above Fourth of July Cove, Santa Catalina Island 30 Comment
  SBBG38719  Cercocarpus betuloides var. blancheae R. Moran 1941-2-28 649 Los Angeles head of Johnson's Cyn 350 Comment
  UCSB17187  Cercocarpus ledifolius Gerhart, Janet 1963-4-6 Los Angeles Vincent Gap, 6 miles west of Big Pines on California Highway 2 1950 Comment
  LA88733  Cercocarpus traskiae Karen Searcy; 1967-4-29 45 -2 Los Angeles Santa Catalina Island, In Gully ca. 1 mi. WNW of Salta Verde Pt 30 Comment
  RSA449456  Cercocarpus traskiae Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  CAS-BOT-BC279517  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1933 Los Angeles Glendale, near Los Angeles Comment
  LA94409  Chaenactis artemisiifolia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0036980  Chaenactis artemisiifolia R. G. Swinney 2010-5-29 13399 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  IRVC26426  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  POM5994  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 15733 Los Angeles Playa Del Rey Comment
  RSA301933  Chaenactis glabriuscula var. glabriuscula J. R. Shevock 1972-4-30 1629 Los Angeles 3 miles north of Palmdale 823 Comment
  RSA230660  Chaenactis santolinoides R. F. Thorne, M. Z. Thorne 1969-7-9 38544 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA0001019  Chaenactis santolinoides L. R. Abrams 1902-6-29 2589 Los Angeles Summit of Mt. Wilson. Comment
  UC1871068  Chaenactis stevioides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4795 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR205902  Chaenactis stevioides R. G. Swinney 2008-5-8 8823 B 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
  UCR252876  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 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
  POM351855  Chaenactis xantiana B. C. Templeton 1932-6-17 4913 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA435972  Chamaesyce albomarginata N. C. Cooper 1944-4-23 1163 Los Angeles Pomona. 244 Comment
  RSA670936  Chamaesyce maculata Joseph M. Keefe 2001-3-19 31169 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  POM9661  Chamaesyce melanadenia P. A. Munz, R. D. Harwood 1920-3-13 3289 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  RSA432398  Chamaesyce melanadenia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  RSA598993  Chamaesyce melanadenia L. C. Wheeler 1952-3-30 6846 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  RSA639768  Cheilanthes covillei Gary D. Wallace 1964-4-18 s.n. Los Angeles [San Gabriel Mountains:] Angeles Crest Hwy. [ Hwy 2] Comment
  RSA672299  Chenopodium album Joseph M. Keefe 2001-1-19 30905 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  RSA736142  Chenopodium album Rosemarie zimmerman 1961-4-30 40 Los Angeles Blanchard Park, Pomona College 366 Comment
  RSA0092152  Chenopodium berlandieri R. G. Swinney 2011-9-22 15669 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA601061  Chenopodium berlandieri Steve Boyd, Lauren Raz 1997-6-18 9997 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 877 Comment
  UCR255795  Chenopodium berlandieri R. G. Swinney 2010-4-20 12306 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  SBBG19125  Chenopodium californicum M. A. Piehl 1963-12-7 631045 Los Angeles Pyramid Head (0.4 mi from very tip) 45 Comment
  RSA478526  Chenopodium multifidum E. S. Spalding 1931-7-31 s.n. Los Angeles Near Manhattan Beach, roadside in back country. Comment
  RSA478529B  Chenopodium multifidum E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  RSA478535  Chenopodium murale F. R. Fosberg 1931-4-2 S 4458 Los Angeles Santa Catalina Island. Descanso Canyon. 30 Comment
  PASA2692  Chenopodium murale Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA478539  Chenopodium murale Fred H. Jensen 1921-7-10 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UC1215191  Chenopodium murale Peter H. Raven 1962-5-9 17645 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  LA51486  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1959-9-27 14510 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UCR230245  Chorizanthe coriacea Dan S. Cooper 2011-4-26 411- 9 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  CAS-BOT-BC244811  Chorizanthe staticoides R. J. Dobbs 1927-5-20 290 Los Angeles Near Claremont 457 Comment
  CAS-BOT-BC244816  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Plants of Southern California Comment
  UCR109145  Chorizanthe staticoides L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains, Oak Spring Canyon 945 Comment
  RSA0120025  Chorizanthe watsonii R. G. Swinney 2014-4-30 16294 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA779652  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  SBBG62362  Chorizanthe xanti var. xanti R. Hoffmann 1927-6-8 Los Angeles Palmdale Comment
  UCR18622  Chrysothamnus nauseosus J. D. Pinto, Greg Ballmer 1971-10-20 s.n. Los Angeles Western Mojave Desert, 4 mi north of Lancaster 701 Comment
  POM294584  Chrysothamnus nauseosus subsp. mohavensis Lyman Benson 1945-1-20 11598 Los Angeles Crystal Lake Recreation Area, North Fork of San Gabriel River 1890 Comment
  SEINET10824967  Cicer arietinum Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2640 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  UCR125263  Cirsium occidentale var. californicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25536 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  CATA393  Cirsium occidentale var. occidentale Mark L. Hoefs, A. Douglas Propst 1974-5-10 461 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 30 Comment
  POM352197  Cirsium occidentale var. occidentale Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  UCR126913  Cirsium occidentale var. occidentale A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26192 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCSB43777  Cirsium occidentale var. occidentale Nakashima, L. 1982-4-17 Los Angeles On Benton Mine Road, 0.9 miles south of its junction with Mount Ada Road on Santa Catalina Island 198 Comment
  POM352155  Cirsium occidentale var. venustum Norman C. Cooper 1945-5-1 2230 Los Angeles Tapia Park area, 701 Comment
  CAS-BOT-BC438750  Cistanthe monandra V. W. Steinman 1996-6-17 916 Los Angeles San Gabriel Mountains, ca. 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail 2850 Comment
  RSA719025  Cistanthe monandra R. G. Swinney 1998-4-14 5977 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA590556  Cistus creticus T. S. Ross, Walter Appleby 1993-5-20 7186 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA666628  Clarkia bottae A. C. Sanders, D. Malueg 1998-6-22 22055 Los Angeles Little Tujunga Canyon near mile post 12, 3.5 miles south of Bear divide and 1 km (air) W of Dillon Divide. 701 Comment
  UCR23522  Clarkia cylindrica John C. Roos 1942-6-6 988 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  CAS-BOT-BC172255  Clarkia cylindrica subsp. cylindrica Robert F. Thorne; C. W. Tilforth 1971-6-17 39934 Los Angeles 7 mi. up Little Tujunga Canyon rd. from Little tujunga Station, San Gabriel mts., Angeles National Forest 670 Comment
  SBBG119277  Clarkia dudleyana O. Mistretta with J. Galizio, M. Elvin, J. Eckert 1995-6-8 1769 Los Angeles below San Gabriel Dam Comment
  LA45510  Clarkia epilobioides W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, near summit Decker Road. Comment
  SBBG11589  Clarkia epilobioides P. H. Raven 1962-5-9 17699 Los Angeles cyn just N of Gray 426 Comment
  UC501470  Clarkia heterandra Frank W. Peirson 1923-6-9 3551 Los Angeles Liebre Mts., Pine Canyon 1188 Comment
  UCR231795  Clarkia purpurea Darren T. Hasegawa 2007-5-27 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 396 Comment
  RSA0017046  Clarkia purpurea subsp. quadrivulnera Gordon Pilone, Mark Parratt 1962-6-24 507 Los Angeles 1 mile W of Topanga Canyon Road on Robinson Road; Mt. Range: Santa Monica; Drainage Area: Pacific slope. 305 Comment
  RSA725899  Clarkia purpurea subsp. viminea Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2922 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA567172  Clarkia rhomboidea Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3910 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA772202  Clarkia rhomboidea R. G. Swinney 2009-5-27 10868 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  HSC16292  Clarkia unguiculata C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA225691  Clarkia unguiculata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA701182  Clarkia unguiculata Walter Wisura 2003-6-11 5168 Los Angeles Evey Canyon, off Mt. Baldy Rd. Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  UCSB69554  Clarkia unguiculata Gross, LeRoy 2001-5-6 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way, off of La Tuna Canyon Rd. city of Sun Valley (Burbank: T2N R14W S28) 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
  POM128775  Clarkia xantiana subsp. parviflora F. W. Peirson 1927-5-21 7300 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  UCR143554  Clarkia xantiana subsp. xantiana Orlando Mistretta, Steve Boyd 1995-5-23 1730 Los Angeles Transverse Ranges; San Gabriel Mtns., Bare Mountain Canyon 1905 Comment
  RSA772421  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range, San Gabriel Mountains, Summit of Mt. Emma 1585 Comment
  SEINET13203221 Image available Claytonia parviflora R. G. Swinney 2011-1 14149 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  UCR193159  Claytonia parviflora R. G. Swinney 1998-7-14 6452 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  UCR269112  Claytonia parviflora Orlando Mistretta, Christine Mistretta 2008-4-19 2491 Los Angeles San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, Impact Area 6 per TRTP Survey 2008), vicinity of Mill Creek summit 1524 Comment
  RSA0091516  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-20 14427 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
  SBBG112786  Claytonia parviflora subsp. parviflora S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 523 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  UCR200131  Claytonia parviflora subsp. parviflora Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 776 A Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, well of De Bell Municipal Golf Course, southeast of Starlight Theater 335 Comment
  RSA527821  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4848 Los Angeles Parker Mountain: on the N and NE slopes just below the summit. 1159 Comment
  RSA0026281  Claytonia peirsonii subsp. peirsonii Thomas Stoughton, Jose D. Zuniga 2013-4-1 1706 Los Angeles Near the Devil's Punchbowl County Park 1605 Comment
  SFV1189  Claytonia perfoliata M. L. Vincent 1963-5-7 343 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  RSA466700  Claytonia perfoliata subsp. perfoliata T. S. Clare 1929-03 s.n. Los Angeles Topanga Canyon. Comment
  RSA250433  Clematis lasiantha Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41612 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA386206  Clematis lasiantha Thekla Mohr 1911-1 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC92647  Clematis ligusticifolia E. R. Blakley 1962-10-5 5463 Los Angeles Santa Catalina Island. Eagles Nest in Middle Ranch Canyon. 152 Comment
  UC853911  Clematis ligusticifolia Carl B. Wolf 1932-10-5 4239 Los Angeles 1 mi. from Middle Ranch (on rd. to Black Jack Peak); Santa Catalina Is. 274 Comment
  UCR210709  Clematis ligusticifolia R. G. Swinney 2008-9-10 9414 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR216900  Clematis pauciflora R. G. Swinney 2009-2-20 10022 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  CHSC57909  Cleome lutea Blake A. Rowe 1986-6-30 55 Los Angeles 50 km s of Victorville, beside Hwy 8. 1200 Comment
  RSA216635  Cleomella obtusifolia E. C. Twisselmann 1970-9-8 17497 Los Angeles Antelope Valley: Avenue A at 30th Street West. 739 Comment
  UC103360  Collinsia bartsiifolia var. davidsonii Dr. A. Davidson 1895-5-1 Los Angeles Lancaster Creek Comment
  UCSB6041  Collinsia bartsiifolia var. davidsonii Haller, John 1958-4-11 Los Angeles 0.2 miles North of Palmale's Northern City Limit; 3.0 miles S of Avenue M (Lancaster); Los Angeles 6 Comment
  PASA1013  Collinsia bicolor var. austromontana Frank W. Peirson 1921-6-21 Los Angeles West Fork San Gabriel River 761 Comment
  POM265773  Collinsia callosa J. C. Roos 1937-5-31 2032 Los Angeles Near Big Pines, north side of San Gabriel Mountains. Comment
  RSA587116  Collinsia callosa Orlando Mistretta 1995-4-25 1644 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  UC1584221  Collinsia callosa Tim Ross, Steve Boyd 1990-5-17 2593 Los Angeles Mill Creek Tree Plantation; San Gabriel Mtns; Angeles National Forest, Tujunga District 1612 Comment
  UCR190034  Collinsia childii R. G. Swinney 1998-6-16 6972 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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May 2 2012
  UCR84385  Collinsia childii T. S. Ross, Steve Boyd 1994-5-11 7816 Los Angeles Liebre Mtns, Sawmill Mountain: W summit area about 260-350 m SE of Sawmill Campground 1622 Comment
  RSA586533  Collinsia heterophylla Tim S. Ross 1992-5-24 6403 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  UCD123577  Collinsia heterophylla Gerald Dickinson 1962-4-24 25 Los Angeles 3 miles west Topanga Canyon Road on Mulholland Rd, Santa Monica Mts. 304 Comment
  UCR125494  Collinsia heterophylla A. C. Sanders, Mark Elvin 2003-4-14 25977 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  CAS-BOT-BC240960  Collinsia parryi Geo. B. Grant 1900-2-4 s.n. Los Angeles Pasadena Comment
  RSA628711  Collomia grandiflora R. S. Woglum 1942-5-20 3327 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  SBBG127477  Constancea nevinii M. L. Hoefs, S. A. Junak 1997-6-4 2772 Los Angeles end of rd, past Empire Landing quarry 30 Comment
  UC1302309  Constancea nevinii Robert F. Thorne and P. C. Everett 1964-2-7 33444 Los Angeles above road to St. Catherine's Hotel; Santa Catalina Island, Avalon 7 Comment
  UCR138511  Conyza bonariensis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns, East Fork San Gabriel River, c. 0.3 mi upstream from Alder Gulch 1227 Comment
  UCR256853  Conyza bonariensis R. G. Swinney 2010-8-16 13562 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA662678  Conyza bonariensis LeRoy Gross 2001-11-10 454 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved., (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  SBBG68669  Cordylanthus rigidus subsp. setiger S. W. Hutchinson -Jun-1931 1291 Los Angeles Mint Cyn 304 Comment
  UC535535  Coreopsis bigelovii Ira W. Clokey, B. Templeton Mar 1929 4520 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  RSA92421  Coreopsis calliopsidea F. W. Peirson 1932-4-17 9863 Los Angeles 2 miles northeast of Lovejoy Buttes, Mohave Desert 762 Comment
  RSA3611  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  LA205796  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  POM356123  Corethrogyne filaginifolia Robert Gustafson 1980-9-16 1926 Los Angeles Ballona Wetlands, Area 1. Comment
  UC485380  Corethrogyne filaginifolia Crawford and Hiatt 1916-3-29 566 Los Angeles Santa Monica Mts. Comment
  POM356118  Corethrogyne filaginifolia var. filaginifolia B. C. Templeton 1932-8-25 5079 Los Angeles San Gabriel Mountains. 2036 Comment
  RSA595365  Cotoneaster pannosus Louis C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. Santa Anita Canyon, just upstream from Winter Creek. 549 Comment
  SBBG70342  Crassula connata M. N. Ackley 1928-5-12 113 Los Angeles Eaton Wash 365 Comment
  CAS-BOT-BC427728  Crassula connata Cecil Hart 1927-3-7 s.n. Los Angeles Montebello, Los Angeles Comment
  SDSU5759  Crassula connata A. H. Gallup 1949-3-5 328 Los Angeles Lasca - in old corral enclosure. Comment
  RSA151284  Crassula connata var. erectoides P. H. Raven 1962-4-9 17175 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  SD38391  Crocanthemum scoparium var. vulgare Edith A. Purer 1931-3-11 2630 Los Angeles Griffith Park Comment
  SD72752  Crocanthemum scoparium var. vulgare F. R. Fosberg 1931-7-14 S 5399 Los Angeles Hay Press, Santa Catalina Island. 299 Comment
  RSA177850  Crossosoma californicum R. F. Thorne 1965-5-10 34449 Los Angeles Santa Catalina Island. N side of Blackjack Mountain. 488 Comment
  RSA233590  Crossosoma californicum R. F. Thorne 1970-3-5 39349 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 244 Comment
  UC1130384  Croton californicus Jerome S. Horton 1936-9-3 403 Los Angeles San Dimas Reservoir Pomona Quadrangle Comment
  SBBG131695  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1098 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  RSA0108831  Cryptantha barbigera R. G. Swinney 2010-5-21 12893 A Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA353859  Cryptantha barbigera R. F. Thorne, Gary D. Wallace 1973-4-24 43456 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  RSA229026  Cryptantha circumscissa R. F. Thorne 1971-6-30 40749 Los Angeles Pacifico Mountain 1951 Comment
  RSA585934  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2943 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SBBG14698  Cryptantha circumscissa H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UCR229152  Cryptantha circumscissa Dan S. Cooper 2011-5-5 511- 56 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  CAS-BOT-BC189523  Cryptantha circumscissa var. circumscissa A. D. E. Elmer 1902-6-1 3705 Los Angeles Acron Comment
  SBBG79099  Cryptantha clevelandii F. R. Fosberg 1931-3-24 4350 Los Angeles Hamilton Cyn 30 Comment
  POM246606  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-24 4350 Los Angeles Hamiltons Canyon, Santa Catalina Island 30 Comment
  RSA778747  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-3 5247 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA763256  Cryptantha decipiens Justin M. Wood 2010-5-10 1587 -B Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR98788  Cryptantha decipiens Steve Boyd, L. Raz 1997-4-30 9594 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  SD241776  Cryptantha echinella R. G. Swinney 2009-5-12 10726 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd., and to 1/2 mi. NW up ridge. 1435 Comment
  CATA1030  Cryptantha intermedia Mark L. Hoefs 1995-5-4 1951 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SBBG108155  Cryptantha intermedia S. L. Crockett, M. L. Hoefs, S. A. Junak, J. Takara 1997-3-28 621 Los Angeles N side of Cherry Harbor, overlooking mud flats 42 Comment
  SFV16010  Cryptantha intermedia P. W. Byrne, H. Levin 1994-4-10 10 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  UC1870298  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-15 900 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of ... 396 Comment
  UCR120622  Cryptantha intermedia Steve Boyd, T. S. Ross 1988-4-28 2223 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  POM369525  Cryptantha intermedia M. Bisbee 1917-5-1 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  SEINET8546012  Cryptantha intermedia var. intermedia G. B. Grant 1903-1 238 Los Angeles Pasadena. Comment
  RSA762241  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-19 3125 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  CAS-BOT-BC183884  Cryptantha muricata Timothy S. Ross; Steve Boyd 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR190521  Cryptantha muricata R. G. Swinney 2000-6-19 7817 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA0020302  Cryptantha muricata var. jonesii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5096 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0079401  Cryptantha muricata var. jonesii R. F. Thorne 1971-6-26 39986 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  RSA0012418  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-16 5700 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA0078915  Cryptantha muricata var. muricata R. Aguayo 1992-5-22 9 Los Angeles 13.5 miles north of Interstate 210 in Azusa on State Hwy. 39 to gated road along West Fork. San Gabriel River 1.1 miles west of gate, roadside. 883 Comment
  RSA0117521  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37978 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  SBBG63851  Cryptantha oxygona R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR50724  Cryptantha oxygona L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  UCR209461  Cryptantha simulans R. G. Swinney 2008-10-10 9564 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SDSU20031  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-21 3682 A Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 51 Comment
  SD262268  Cuscuta R. G. Swinney 2014-4-17 16070 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. 901 Comment
  LA210105  Cuscuta californica Louis C. Wheeler; 1932-5-21 734 Los Angeles Santa Monica Mountains, Garapito Creek Comment
  OBI74894  Cuscuta californica K. Dobry 1991-5-22 d 659 Los Angeles Soka Univ NE section. Santa Monica Mts. 1 mi E of Las Virgenes Rd off Mulholland hwy Comment
  POM3577  Cuscuta californica D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora foothills Comment
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Jun 1 2018
  UC212183  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  RSA573472  Cuscuta californica T. S. Ross 1992-6-15 6575 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon. 299 Comment
  RSA716871  Cuscuta pentagona Scott D. White, Andrea Warniment 2006-7-18 11634 Los Angeles SE Tehachapi Mtns: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. 1006 Comment
  UCR209454  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR192659  Cycladenia humilis R. G. Swinney 1999-8-9 7614 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  RSA229134  Cycladenia humilis var. venusta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38869 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA151239  Cynodon dactylon P. H. Raven 1962-4-12 17342 Los Angeles San Clemente Island, in narrow canyon, Wilson Cove 46 Comment
  RSA483543  Cynodon dactylon McCulloch 1931-4-4 s.n. Los Angeles Los Angeles. Comment
  UC1108612  Cynodon dactylon Huron H. Smith 1912-5-26 5003 Los Angeles Avalon Canyon Santa Catalina Isl.; , Avalon Canyon 30 Comment
  UCR101177  Cyperus difformis L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  CAS-BOT-BC114412  Cyperus erythrorhizos Louis C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  UC57100  Cyperus niger Ernest Braunton Aug 1902 654 Los Angeles Oak Knoll Comment
  RSA226933  Cystopteris fragilis R. F. Thorne 1971-8-25 41265 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  SEINET6921968  Cytisus striatus S. D. Gaimari 1994-6-29 s.n. Los Angeles La Crescenta; 2 kilometers up Eagle Canyon, on south base of Mount Lukens. Comment
  UCR43296  Datisca glomerata David Charlton 1986-6-15 273 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
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Jun 26 2008
  SEINET11991607  Datisca glomerata R. F. Thorne, DeBuhr, L. 1974-1 44772 Los Angeles San Gabriel Mts., Angeles National Forest, Datisca Gully, ca 2 mi S of Islip Saddle, Mt. Islip 1829 Comment
  UC1870311  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  RSA421874  Datura wrightii F. R. Fosberg 1931-5-21 S- 4928 Los Angeles Fourth of July Bay, Santa Catalina Island. Comment
  RSA421889  Datura wrightii Bonnie C. Templeton 1964-10-24 10190 Los Angeles Along Exposition Blvd. Comment
  RSA647954  Datura wrightii Michelle Manolovitz, Brian Manolovitz 1992-5-19 25 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  RSA177812  Daucus pusillus R. F. Thorne, P. Everett 1965-5-10 34497 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  RSA574341  Daucus pusillus R. G. Swinney 1994-5-7 2827 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UC1349337  Daucus pusillus Robert F. Thorne and P. Everett 1965-6-22 34897 Los Angeles upper portion along roadside Avalon Canyon; Santa Catalina Isl., Avalon Canyon 274 Comment
  UCR155346  Daucus pusillus A. C. Sanders 2005-5-5 29860 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  SBBG12511  Deinandra clementina P. H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove 60 Comment
  SBBG12922  Deinandra clementina E. R. Blakley 1962-6-10 5212 Los Angeles Wilson Cove 30 Comment
  UCR281816  Deinandra fasciculata Mitch Provance, Scott Duff 2017-6-29 617- 63 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  CAS-BOT-BC294078  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  UCR227572  Deinandra minthornii Naomi Fraga, Duncan S. Bell 2009-10-15 3158 Los Angeles Transverse Ranges; Santa Susana Mountains region, Simi Hills. north slope of Simi Peak 689 Comment
  SD224865  Delairea odorata Scott D. White 1995-2-11 2537 Los Angeles N end of San Dimas Res., directly across rd. from USFS San Dimas Stn., USGS 7.5' Glendora quad 456 Comment
  SFV21114  Delphinium cardinale L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1102 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. On low ridge on east side of canyon, near canyon bottom. 457 Comment
  POM151043  Delphinium cardinale C. F. Baker 1903-6-22 5068 Los Angeles Claremont. Comment
  SEINET12099510  Delphinium cardinale J. F. Bright, Wyman, C. 1931-1 5480 Los Angeles near Pasadena Comment
  UCR172708  Delphinium decorum Jun Hu, Weena Sangkatavat 2000-4-22 05 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA252879  Delphinium parishii Robert F. Thorne 1973-5-11 43535 Los Angeles San Gabriel Mountains, Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam. 1037 Comment
  RSA729366  Delphinium parishii subsp. parishii R. G. Swinney 1998-7-14 6435 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top' montane coniferous forest. 2247 Comment
  RSA398767  Delphinium parryi G. R. Johnstone 1931-5-3 14058 Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  POM220069  Delphinium parryi F. R. Fosberg 1932-5-5 8120 Los Angeles Canyon above Villa Park, Avalon. 50 Comment
  RSA398743  Delphinium parryi O. R. L. s.n. Los Angeles Near Glendale Comment
  SEINET12086742  Delphinium parryi H. E. Horse 1892-1 s.n. Los Angeles Santa Monica Comment
  UC450838  Delphinium parryi Fay A. Macfadden 1931-4-22 2635 Los Angeles grassy hillside San Franscito Canyon Comment
  CAS-BOT-BC116392  Delphinium patens subsp. hepaticoideum T. Ross; Steve Boyd 1991-4-25 4611 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca. 1540 ft. elev.) 530 Comment
  RSA400068  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island: Mosquito-Pyramid Trail. Comment
  CAS-BOT-BC82820  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles Santa Catalina Island, Black Jack Mine on slopes of Black Jack Peak. 426 Comment
  UC625042  Dendromecon harfordii F. R. Fosberg 1931-5-21 S 4933 Los Angeles between Cherry Valley and Howland's Landing (bottom of small canyon below road); Santa Catalina Island 20 Comment
  UCR223720  Deschampsia danthonioides R. G. Swinney 2009-6-8 11111 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
  HSC6711  Descurainia pinnata C. E. Fellows 1965-4-19 19 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  UCR126547  Descurainia pinnata subsp. halictorum Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  UC10807  Descurainia pinnata subsp. menziesii unknown 1898-3-10 Los Angeles above Claremont Comment
  SEINET3245636  Dicentra chrysantha R. G. Swinney 2009-1 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 (Azusa 7.5') 194 Comment
  UCR48852  Dicentra chrysantha Steve Morgan 1974-5-17 142 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  RSA191379  Dichanthelium acuminatum var. acuminatum R. F. Thorne 1967-7-19 37129 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  CAS-BOT-BC499427  Dichelostemma capitatum A. C. Sanders 2003-3-14 25755 Los Angeles San Gabriel Valley on boundary between irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  SFV20424  Dichelostemma capitatum J. Ingrum 1997-3-6 16 Los Angeles Santa Monica Mountains Mulholland Drive, 400 m east of Reseda Blvd. 500 Comment
  UC1133894  Dichelostemma capitatum A. D. Gifford 1935-3-6 445 Los Angeles 2.5 mi sw Red Mtn.; Angeles National Forest, Tejon Quad. 487 Comment
  UC72250  Dichelostemma capitatum unknown Mar 1893 Los Angeles Los Angeles Comment
  SEINET12053837  Dichelostemma capitatum J. F. Bright, Wyman, C. 1931-1 5287 Los Angeles Antelope Valley Comment
  UCD139233  Dichelostemma capitatum Kathy Tajbakhsh 1996-4-13 3 Los Angeles Santa Catalina Island: Fisherman's bay, approximately 20 m outside of the USC Marine Research Station gates. Comment
  RSA376840  Dichelostemma capitatum subsp. capitatum Freda Detmers 1933-4-9 s.n. Los Angeles Los Angeles National Forest, Little Tujunga Canyon. Comment
  UCR4152  Dichelostemma capitatum subsp. capitatum R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns., along road, c. 2.5 miles into Arroyo Seco Canyon, Pasadena 427 Comment
  RSA536054  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-5-21 5384 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  UC879607  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Swain's Canyon Santa Catalina Island, Black Jack Mt. (head, base of mt.) 350 Comment
  CAS-BOT-BC209065  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Gorman Highway 5 miles west of Highway 14, Antelope Valley - Mojave Desert 1005 Comment
  SJSU470  Diplacus aurantiacus H. Miller 1940-4-15 Los Angeles Pomona Comment
  CAS-BOT-BC153186  Diplacus johnstonii I. M. Johnston 1917-6-20 1486 Los Angeles Baldy Lookout of U.S.F.S. 2133 Comment
  LA12280  Distichlis spicata Joseph Andorfer Ewan; 1932-4-30 7432 Los Angeles Pacifc Electric right-of-way, Culver City Comment
  RSA774241  Distichlis spicata R. G. Swinney 2009-5-5 10629 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA461498  Dodecatheon clevelandii Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon. Comment
  UCR108656  Dodecatheon redolens L. C. Wheeler 1966-8-21 8842 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA330810  Draba corrugata var. corrugata Wayne E. Sawyer 1981-6-16 41 Los Angeles Crest trail, 0.75 mi. W of Mt. Hawkins 2560 Comment
  POM366519  Drymocallis glandulosa Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  CAS-BOT-BC536113  Drymocallis glandulosa var. reflexa LeRoy Abrams 1902-6-30 2585 Los Angeles Strains camp, Mt. Wilson Comment
  RSA85791  Drymocallis glandulosa var. reflexa F. W. Peirson 1928-6-2 7936 Los Angeles Along trail up South Fork of Rock Creek, 1905 Comment
  UCR182703  Drymocallis lactea var. lactea R. G. Swinney 1997-8-6 5769 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  LA200093  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2024 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr., canyon N of road between Benedict Cyn Dr and Coldwater Canyon Dr. 304 Comment
  LA200097  Dryopteris arguta Lawrence L. Kiefer; 1966-4-17 1886 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, Vista del Valle Dr, ca 0.25 mi E of Mt Hollywood Dr, N of road. 365 Comment
  RSA0085604  Dryopteris arguta R. G. Swinney 2010-8-26 13586 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UC812068  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  UCR38920  Dryopteris arguta B. A. Prigge 1985-6-14 6401 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  POM312805  Dryopteris arguta D. Taylor 1951-5-15 58 Los Angeles Little Dalton Canyon north of Glendora 365 Comment
  RSA85045  Dryopteris arguta F. W. Peirson 1919-12-2 1506 Los Angeles West Fork of Rubio Canyon, south base of San Gabriel Mtns 762 Comment
  SBBG133584  Dudleya blochmaniae R. Moran, D. Verity 1957-6-12 6051 Los Angeles Sierra Santa Monica, E end of Zuma Beach Comment
  RSA605860  Dudleya densiflora L. C. Wheeler 1932-6-26 87 - Los Angeles San Gabriel Canyon 335 Comment
  RSA131252  Dudleya lanceolata P. C. Everett, E. K. Balls 1959-5-22 23805 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  RSA397812  Dudleya multicaulis Ernest Braunton 1905-5-1 1379 Los Angeles Hollywood Comment
  UCSB8521  Dudleya virens McElwain, Isabelle 1953-5-2 Los Angeles White's Landing, Catalina Island Comment
  RSA355908  Dudleya virens subsp. hassei R. F. Thorne 1975-9-3 47376 Los Angeles Santa Catalina Island. Sea bluff S of docks at Fisherman's Cove Comment
  UCR277251  Dysphania botrys R. G. Swinney 2010-9-30 13944 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-BC197143  Echinochloa crus-galli Scott White 1994-7-18 2287 Los Angeles San Gabriel Mountains: San Dimas Canyon; along San Dimas Wash 335 Comment
  RSA550685  Echinochloa crus-galli Anonymous, Annette Ross 1991-7-29 5720 Los Angeles Elephant Hill [34 deg 03'05N, 117 deg 47'45W]: N-most point of the Puente Hills, W of Pomona, T1S R9W W2/3 S/2 sect.26 (projected from sect 35) on San Dimas USGS 7.5 quad. 229 Comment
  RSA728332  Echinochloa crus-galli Gary D. Wallace 1979-8-9 1874 Los Angeles Arcadia: weedlot, SW corner of Baldwin Ave. and Foothill Blvd. Comment
  UCR73177  Eclipta prostrata Scott D. White 1992-10-8 913 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA0105494  Ehrharta erecta R. G. Swinney 2011-11-3 15980 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA723216  Ehrharta erecta LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2828 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, below dam wall of a small pond. At end of Wierfield Drive. 305 Comment
  UCR97806  Ehrharta erecta Scott D. White 1997-3-12 4734 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  JEPS45926  Eleocharis montevidensis Louis C. Wheeler 1934-5-14 2592 Los Angeles mouth of San Dimas Canyon San Gabriel Mountains 441 Comment
  CAS-BOT-BC113047  Eleocharis montevidensis Cecil Hart 1921-8-1 s.n. Los Angeles Howatd & Smiths Nursery, Montebello. Comment
  UC56636  Eleocharis montevidensis Ernest Braunton Jul 1902 560 Los Angeles L. A. River Comment
  RSA365425  Eleocharis palustris F. R. Fosberg 1930-6-26 S- 3019 Los Angeles Lower Ballona Creek 8 Comment
  RSA0081134  Elymus elymoides R. G. Swinney 2010-6-1 13097 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
  UCR189972  Elymus elymoides R. G. Swinney 1998-8-27 6820 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  POM359924  Elymus elymoides subsp. elymoides Geo. L. Moxley 1915-7-21 406 Los Angeles Barley Flats, San Gabriel Mountains. Comment
  SD264701  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 Sca 1547 Los Angeles UTM in supplement. Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mle upstream from junction with Cottonwood Canyon Road. 182 Comment
  UC1117455  Elymus glaucus Peter H. Raven 1962-5-22 17850 Los Angeles above stream about 1 mi below Middle Ranch; Santa Catalina Island Comment
  CAS-BOT-BC206750  Elymus glaucus subsp. glaucus Geo. B. Grant 1902-6-10 s.n. Los Angeles Summit Mt. Wilson Comment
  RSA611063  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA712467  Elymus multisetus LeRoy Gross 2005-5-19 2294 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCR256835  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  CDA2051  Elytrigia repens LA Co Inspectors 1951-7-1 Los Angeles Santa Ana freeway north of 7th Street. 0 Comment
  RSA498201  Emmenanthe penduliflora A. M. Johnson 1938-5-20 4306 Los Angeles South side Foothill Blvd, west of bridge. Fish Canyon Wash Comment
  UCR271826  Emmenanthe penduliflora R. G. Swinney 2010-3-24 12064 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
  UCSB45418  Emmenanthe penduliflora Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  RSA226080  Encelia actoni R. F. Thorne, C. W. Tilforth 1971-6-17 39905 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  RSA681857  Encelia actoni Scott D. White, Michael Honer 2003-6-18 9562 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
  UCR126581  Encelia actoni A. C. Sanders 2003-4-17 26064 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  SBBG95437  Encelia californica M. B. Dunkle 1928-4-21 1877 Los Angeles Renton Mine Hill 335 Comment
  SDSU3850  Encelia californica Gerald Collier 1951-4-7 M 550 Los Angeles At Point Dome. About 2 miles West of U.S. Hwy 101. Comment
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Nov 25 2014
  RSA603325  Encelia farinosa Scott D. White 1997-5-21 5187 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA655993  Encelia virginensis var. actoni James Henrickson 1985-3-30 19778 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
  CAS-BOT-BC81813  Ephedra nevadensis Roxana S. Ferris 1918-6-12 909 Los Angeles in vacant lot, Lancaster Comment
  SBBG56458  Ephedra nevadensis R. Hoffmann 1929-5-19 Los Angeles Harold Comment
  SD90408  Ephedra viridis Robert F. Thorne 1973-5-11 43499 Los Angeles Mojave Desert Slope, San Gabriel Mountains, Bob's Gap, Holcomb Ridge 1220 Comment
  UCR277160  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC166204  Epilobium canum subsp. canum Alice Eastwood 1915-8-25 4893 Los Angeles Duarte Comment
  LA105126  Epilobium canum subsp. canum Barry A. Prigge; 1988-7-3 8245 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  POM200867  Epilobium canum subsp. canum Carl B. Wolf 1932-10-3 4209 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  SEINET13276790 Image available Epilobium canum subsp. canum R. G. Swinney 2011-1 15917 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 (Azusa 7.5' Q.) 649 Comment
  CAS-BOT-BC171925  Epilobium canum subsp. latifolium Robert F. Thorne; J. Dourley 1967-10-3 37268 Los Angeles Mt. Baden-Powell, N slope at Vincent Gap 2133 Comment
  CAS-BOT-BC171931  Epilobium canum subsp. latifolium John Thomas Howell 1947-7-18 23415 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  JEPS22774  Epilobium canum subsp. latifolium Rimo Bacigalupi with Reino Alava 1958-7-20 6431 Los Angeles along Angeles Crest Hwy (State Hwy 2) just w Dawson Saddle (just s of Mt. Lewis, above headwaters of South Fork of Big Rock Creek); San Gabriel Mts. 2429 Comment
  RSA72098  Epilobium canum subsp. latifolium F. W. Peirson 1923-9-1 4027 Los Angeles San Gabriel Mts. Saw Mill Canyon at west end of Swartout Valley. 2012 Comment
  RSA733585  Epilobium canum subsp. latifolium R. G. Swinney 1998-7-24 6561 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  SBBG31364  Epilobium ciliatum R. F. Thorne with P. C. Everett 1965-6-24 35040 Los Angeles just below dam in lower Cottonwood Cyn 38 Comment
  UC56456  Epilobium ciliatum subsp. ciliatum Ernest Braunton June 1902 496 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  POM3141  Epilobium glaberrimum subsp. glaberrimum I. M. Johnston 1918-7-6 2075 Los Angeles Prairie Fork of San Gabriel River. 2287 Comment
  UCR270840  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 2011-8-17 15618 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA607563  Epipactis gigantea Louis C. Wheeler 1964-5-9 8472 Los Angeles San Gabriel Mountains: South side San Gabriel Canyon, about 1/4 mile upstream from mouth. Comment
  LA94027  Equisetum X ferrissii Lawrence L. Kiefer; 1966-4-9 1827 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 2 mi above Sunset Blvd. 243 Comment
  CAS-BOT-BC57177  Equisetum hyemale subsp. affine Louis C. Wheeler 1931-9-27 161 Los Angeles San Dimas Canyon, San Gabriel Mts. 685 Comment
  RSA639359B  Equisetum hyemale var. affine L. C. Wheeler 1932-8-2 1109 B Los Angeles N. Fork San Gabriel R., San Gabriel Mts. 1433 Comment
  LA200044  Equisetum laevigatum Lawrence L. Kiefer; 1966-3-13 1738 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  RSA188231  Equisetum laevigatum R. F. Thorne, Percy C. Everett 1965-6-23 34959 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon 91 Comment
  SBBG25429  Equisetum laevigatum E. R. Blakley 1961-9-24 Los Angeles ca. 0.5 mi upstream in Middle Ranch Cyn from its mouth 76 Comment
  SEINET3237843 Image available Equisetum laevigatum R. G. Swinney 1998-7-21 6462 Los Angeles San Gabriel Mtns.; upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  LA5491  Equisetum telmateia subsp. braunii J. A. Ewan; 1932-6-28 7520 Los Angeles 99 Comment
  SBBG32143  Equisetum telmateia subsp. braunii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -224 Los Angeles lower Middle Ranch Cyn crk Comment
  RSA684718  Equisetum telmateia var. braunii M. B. Dunkle 1931-4-22 2458 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  POM155631  Eremocarpus setiger M. L. Bryan 1928-8-24 28 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA764421  Eremocarpus setiger Justin M. Wood 2009-8-18 1246 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UC868832  Eremocarpus setiger L. W. Nuttall 284 Los Angeles Santa Catalina Island Comment
  SEINET10805118  Eremocarpus setiger Walter H. Lewis 1991-6-13 Lewis 14930 Los Angeles Padua Hills, N. Claremont, between Padua and Mills roads on Mt. Baldy Drive. 518 Comment
  RSA0104862  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3961 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 nr the intersection of sections 3,4,9,10) 1390 Comment
  RSA0139147  Eriastrum densifolium subsp. austromontanum Sarah J. De Groot 2005-6-30 5106 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Table Mountain Road, near Big Pines. 2183 Comment
  RSA0104653  Eriastrum densifolium subsp. austromontanum F. W. Peirson 1919-6-14 482 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  RSA0107783  Eriastrum densifolium subsp. austromontanum B. C. Templeton, H. J. Andrews 1938-6-22 1692 Los Angeles Mint Canyon. Comment
  RSA0107786  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-6-8 1338 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  RSA0012123  Eriastrum sapphirinum Mark A. Elvin 2003-5-1 2495 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA0087096  Eriastrum sapphirinum R. G. Swinney 2010-6-1 13081 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  UCR149805  Eriastrum sapphirinum Scott D. White, Pam Devries 2004-6-14 10502 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA0121264  Eriastrum sapphirinum subsp. dasyanthum P. A. Munz 1920-12-5 4404 Los Angeles Claremont. 366 Comment
  UCR182135  Ericameria cooperi R. G. Swinney 1998-4-14 5989 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  POM359391  Ericameria linearifolia Norman C. Cooper 1948-4-21 2664 Los Angeles Littlerock Creek. 762 Comment
  SJSU2503  Ericameria linearifolia H. L. Buckalew 1962-4-19 Los Angeles Mohave Desert: about midway between Little Rock & Victorville Comment
  UCR271570  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-13 15794 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  SD112608  Ericameria pachylepis Darley F. Howe 1951-10-7 2161 Los Angeles Sunset Boulevard, about 1 miles west of Westwood. Comment
  JEPS30523  Ericameria palmeri var. pachylepis Peter H. Raven and Henry J. Thompson 1959-10-18 14687 Los Angeles Potrero Road 6.1 mi e of junction with Lewis Road; Santa Monica Mountains 152 Comment
  UCR45807  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 366 Comment
  CDA12043  Ericameria parishii A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. Comment
  RSA616058  Ericameria parishii Scott D. White 1997-1-20 6054 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  CAS-BOT-BC131664  Ericameria parishii var. parishii Moxley 1920-9-7 830 Los Angeles Mt. Wilson Toll Road 600 Comment
  POM47578  Ericameria parishii var. parishii I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1066 Comment
  JEPS19139  Ericameria pinifolia Frank W. Peirson 1918-10-16 268 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 518 Comment
  JEPS19153  Ericameria pinifolia John Thomas Howell 1927-11-13 3204 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  UC1118803  Ericameria pinifolia A. E. Wieslander 1934-2-1 361 Los Angeles Mint Canyon Angeles National Forest, Elizabeth Lake Quad., Mint Canyon 640 Comment
  POM9153  Ericameria pinifolia C. F. Baker 1903-10-1 4076 Los Angeles Claremont. Comment
  RSA226997  Erigeron breweri var. jacinteus R. F. Thorne 1971-8-25 41242 Los Angeles San Gabriel Mountains, Angeles National Forest: S ridge of summit of Mt. Baden- Powell 2805 Comment
  SFV6957  Erigeron canadensis T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 618 Los Angeles Santa Monica Mountains On roadcut along Old Topanga Canyon Road, about 1 mile north of Topanga Park. 366 Comment
  RSA0082875  Erigeron foliosus R. G. Swinney 2011-7-21 15544 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA747972  Erigeron foliosus R. G. Swinney 2001-9-15 8154 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  RSA838  Erigeron foliosus J. T. Howell 1928-6-29 998 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  CAS-BOT-BC296187  Erigeron foliosus var. foliosus Alice Eastwood 1928-6-15 15401 Los Angeles Claremont Comment
  RSA702971  Erigeron foliosus var. foliosus Scott D. White, Pam De Vries 2004-5-18 10412 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
  OBI70311  Erigeron foliosus var. foliosus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mts; N side of Burkhart Saddle. T4N R10W SE 1/4 sec 35 2103 Comment
  POM304738  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 142 Los Angeles Soldiers Creek. Comment
  POM357457  Erigeron foliosus var. foliosus Samuel R. Tyson 1943-7-7 s.n. Los Angeles Below Johnstone Peak, San Gabriel Mountains. 488 Comment
  POM49616  Erigeron foliosus var. stenophyllus A. D. E. Elmer 1902-06 3502 Los Angeles Lancaster. Comment
  POM7071  Erigeron philadelphicus L. T. Street, G. Williams 1919-5-10 2763 Los Angeles San Gabriel River near Bassett. 90 Comment
  SFV4823  Eriodictyon crassifolium F. L. McPherson 1959-4-21 s. n. Los Angeles San Gabriel Mountains Soledad Canyon. Soledad Public Campgrounds. 518 Comment
  CAS-BOT-BC189117  Eriodictyon crassifolium var. crassifolium Dr. H. E. Hasse 1890-7-1 s.n. Los Angeles Laurel Canon [Canyon], Santa Monica Range Comment
  RSA233361  Eriodictyon crassifolium var. crassifolium Arthur C. Gibson, Linda Gibson 1972-3-11 2788 Los Angeles Along the roadside margin of Big Tujunga Wash, Big Tujunga Canyon Comment
  LA200559  Eriodictyon crassifolium var. nigrescens Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA582968  Eriodictyon traskiae Tim S. Ross, Janet Takara 1993-4-23 6936 Los Angeles Santa Catalina Island: SW part of the island in Cape Canyon. 244 Comment
  SEINET4343656  Eriodictyon trichocalyx Kay H. Beach 1943-6-14 1747 Los Angeles San Gabriel Mountains 1554 Comment
  UCR124551  Eriodictyon trichocalyx B. C. Templeton 1932-7-21 5053 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA0068450  Eriodictyon trichocalyx var. trichocalyx R. G. Swinney 2010-9-9 13779 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA180093  Eriodictyon trichocalyx var. trichocalyx Wandalee Thompson 1965-6-26 s.n. Los Angeles Pine Canyon. 1524 Comment
  RSA455058  Eriodictyon trichocalyx var. trichocalyx L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UCR167534  Eriogonum angulosum Scott D. White, A. Warniment 2005-9-13 11223 Los Angeles Tehachapi Mtns, Slopes and plateaus west of Oso Canyon, c. 1-2 air mi N of Quail Lake 1159 Comment
  CAS-BOT-BC241573  Eriogonum baileyi var. baileyi James L. Reveal 1978-6-25 4778 Los Angeles On the off-ramp of California Highway 14 and Avenue P north of Palmdale 792 Comment
  RSA393108  Eriogonum brachyanthum Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 SK&F- 963 Los Angeles Ca. 0.5 mile north of Pearblossom 915 Comment
  RSA587226  Eriogonum cithariforme var. agninum Orlando Mistretta 1994-5-11 1181 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  SBBG118694  Eriogonum cithariforme var. agninum O. Mistretta 1992-8-20 758 Los Angeles Mt Gleason, Tujunga Ranger District, Gleason Management Unit Comment
  UCR147299  Eriogonum cithariforme var. agninum Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA766381  Eriogonum cithariforme var. agninum Joseph A. Ewan 1932-6-14 7404 Los Angeles Above Sulphur Springs, east of Pacifico Mt. 1677 Comment
  UC184250  Eriogonum davidsonii A. D. E. Elmer June, 1902 3713 Los Angeles Acton Comment
  SD121302  Eriogonum davidsonii Gordon Pratt 1984-7-24 Los Angeles San Gabriel Mountains, Mt. Harwood, just above the Mt. Baldy Ski Lodge 2591 Comment
  RSA393481  Eriogonum deflexum var. baratum Anstruther Davidson 1897-10 s.n. Los Angeles Little Rock Creek. Comment
  RSA0022370  Eriogonum fasciculatum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5128 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  LA25966  Eriogonum fasciculatum subsp. fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, Fireroad below Mt. San Mary's College Comment
  CAS-BOT-BC253255  Eriogonum fasciculatum var. foliolosum Le Roy Abrams; E. A. McGregor 1908-6-19 339 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA609051  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1930-10-20 s.n. Los Angeles 2 mi. NE La Verne. 377 Comment
  UCD100012  Eriogonum fasciculatum var. foliolosum Kenneth A. Wilson 1961-2-8 843 Los Angeles Santa Susana Mtns. On Rt. 99, about 1 mile south of Rt. 6 intersection. Comment
  RSA754240  Eriogonum fasciculatum var. polifolium Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1763 Los Angeles Carlyle Linder Equestrian Park along Big Dalton Wash, across foot bridge, next to river channel Comment
  UC1584262  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1990-6-6 2836 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon, Green 926 Comment
  UCR70893  Eriogonum fasciculatum var. polifolium T. S. Ross, Steve Boyd 1990-6-6 2836 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  LA37001  Eriogonum giganteum Reid Moran; 1958-9-16 6843 Los Angeles San Clemente Island, 2 mi SE of Eel Point Comment
  LA200766  Eriogonum gracile Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  UC56799  Eriogonum gracile Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  RSA578118  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd 1994-9-20 8235 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  POM49331  Eriogonum grande var. grande L. W. Nuttall 1920-6-28 s.n. Los Angeles Santa Catalina Island. East of Avalon. Comment
  CAS-BOT-BC261172  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles One-eighth mile below Big Rock Ranger Station, Big Rock Creek, desert slope of San Gabriel Mts. 1066 Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  RSA0040214  Eriogonum nidularium Orlando Mistretta 1994-7-22 1419 Los Angeles South Fork Big Rock Creek; approximately 1 mile southwest (up canyon) of South Fork Campground. 1631 Comment
  LA206952  Eriogonum nudum var. pauciflorum H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  RSA578792  Eriogonum nudum var. pauciflorum Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-7 8138 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  CAS-BOT-BC269768  Eriogonum nudum var. pauciflorum D. E. Breedlove 1961-8-4 928 Los Angeles 1.9 mi W of State highway 2 on Big Pines Highway; San Gabriel Mtns 1645 Comment
  UCR193692  Eriogonum pusillum R. G. Swinney 1999-4-5 7044 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR239047  Eriogonum roseum Anuja Parikh, Nathan Gale 2010-6-4 3258 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.9 km west of State Hwy 14, 1.2 km south of Avenue S 995 Comment
  UCR223296  Eriogonum saxatile R. G. Swinney 2009-7-23 11377 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
  RSA587235  Eriogonum saxatile Orlando Mistretta 1994-5-11 1184 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  POM124517  Eriogonum thurberi M. H. Fitch 1915-1 s.n. Los Angeles Wah Southeast of Pomona. Comment
  CAS-BOT-BC268166  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mts. 2286 Comment
  RSA420654  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  UCR124687  Eriogonum umbellatum var. munzii B. C. Templeton 1932-8-27 5111 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA766466  Eriogonum wrightii Joseph A. Ewan 1930-6-24 2678 Los Angeles Mt. Islip trail to windy camp 2134 Comment
  UC1584885  Eriogonum wrightii var. subscaposum Tim Ross, Steve Boyd 1991-7-24 5625 Los Angeles ridge nne Granite Mountain; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad. 1865 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CAS-BOT-BC297952  Eriophyllum confertiflorum Geo. B. Grant 1904-6-26 4162 Los Angeles Mt Lowe Comment
  RSA0062516  Eriophyllum confertiflorum R. G. Swinney 2010-4-20 12315 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCD132156  Eriophyllum confertiflorum Daryl Koutnik 1978-6-3 512 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  UCR189881  Eriophyllum confertiflorum R. G. Swinney 1998-7-27 6489 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR190912  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR269953  Eriophyllum confertiflorum R. G. Swinney 2010-6-1 13096 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
  UC126469  Eriophyllum confertiflorum var. confertiflorum H. M. and G. R. Hall 1908-7-6 8336 Los Angeles Gorman Station Comment
  UC1594352  Eriophyllum confertiflorum var. confertiflorum Tim Ross 1992-4-14 6155 Los Angeles just below the mouth Nanny Canyon (central e side of San Clemente Island); San Clemente Island 137 Comment
  RSA92656  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles South trail to Mt. San Antonio 2438 Comment
  POM340605  Eriophyllum nevinii F. R. Fosberg, E. C. Evans II 1973-11-15 55243 Los Angeles San Clemente Island, Seal Cove, common along SW coast Comment
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Jun 25 2014
  UC31752  Eriophyllum pringlei A. Davidson 1894-5-1 Los Angeles Lancaster Comment
  UC566746  Eriophyllum pringlei H. L. Mason 1926-4-26 2997 Los Angeles 1 mi e Palmdale Comment
  UC1250450  Eriophyllum wallacei Isabelle Tavares and Valera Brinson 1962-4-16 272 Los Angeles near: 2.7 mi e of Hwy 6 on highway connecting with Angeles Crest Highway (Hwy 2) Palmdale Comment
  RSA653643  Erodium botrys S. Koukol, E. Lutz 1998-4-26 14 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  CAS-BOT-BC168145  Erodium cicutarium Timothy S. Ross; Steve Boyd 1994-5-4 7638 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  RSA391819  Erodium cicutarium Roy R. Snelling 1977-3-19 16 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  UCR182258  Erodium cicutarium R. G. Swinney, Dave Larson 1998-4-26 6039 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  UCR258913  Erodium cicutarium R. G. Swinney 2010-4-23 12350 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR260003  Erodium cicutarium R. G. Swinney 2010-5-11 12630 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
  UCR95452  Erodium cicutarium L. C. Wheeler 1967-5-12 9445 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA0048584  Erodium cicutarium P. R. Brown 1970-4-27 31 Los Angeles Woodland Hills Nature Center, Canon de Lana. Comment
  UCD103158  Erodium cicutarium Gary D. Cromwell; David W. Wheat 1971-5-14 629 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. Comment
  UCD103235  Erodium cicutarium Louis C. Wheeler 1967-5-15 9605 Los Angeles San Gabriel Mountains: Whitney Canyon near Newhall. 487 Comment
  SEINET186315  Erodium macrophyllum Philip A. Munz 1940-5-1 15770 Los Angeles Hills south of San Dimas Comment
  SBBG83258  Erodium moschatum M. Daily 1986-4-7 SCa-t Los Angeles Bird Rock Comment
  RSA773997  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  UCR223202  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  OBI69404  Erysimum capitatum Bradley J. Kayl, Jennifer Eckert 1994-4-2 13 Los Angeles San Gabriel Mts Henniger Flats cyn, Pasadena. N of Pinecrest St Comment
  RSA124197  Erysimum capitatum var. capitatum E. K. Balls, P. C. Everett 1958-2-12 22864 Los Angeles SW of San Antonio Dam, north of Claremont 549 Comment
  RSA530290  Erysimum capitatum var. capitatum T. W. Minthorn 1923-4-3 s.n. Los Angeles Pacoima Wash, foothills Comment
  SBBG92022  Erysimum capitatum var. capitatum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA433662  Eschscholzia californica T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA670925  Eschscholzia californica Joseph M. Keefe 2001-1-19 30932 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive); Eagle Rock District, Los Angeles, 90041. 293 Comment
  SEINET7047886  Eschscholzia californica Steven R. Hill, Kate Kramer 2001-4-22 33334 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
  RSA199017  Eschscholzia hypecoides W. M. Gauntt 1966-4-30 176 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA0085091  Eucalyptus camaldulensis R. G. Swinney 2010-3-30 12109 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR210022  Eucalyptus camaldulensis R. G. Swinney 2008-12-2 9903 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UC2026418  Eucalyptus rudis Louis C. Wheeler 1965-5-17 8711 Los Angeles LIEBRE MOUNTAIN: Two Shay Ranch, Bouquet Canyon. Comment
  SD178147  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-4-26 29711 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. Under shrubs, on north and south-facing slopes. 594 Comment
  UCSB5234  Eucrypta chrysanthemifolia McElwain, Isabelle 1953-4-4 Los Angeles 1/4 mi. N. of junction Zelzah and Ball Canyon Rd.; Granada Hills 457 Comment
  RSA708693  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1599 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA601709  Euphorbia maculata L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at North Fork Dark Canyon. 891 Comment
  UCR128011  Euphorbia maculata Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3001 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  POM222388  Euphorbia peplus L. C. Wheeler 1936-6-30 4195 Los Angeles Wolfskill Canyon 533 Comment
  UCD142789  Euphorbia serpillifolia subsp. hirtula Louis C. Wheeler 1973-6-15 s.n. Los Angeles San Gabriel Mountains: San Gabriel Canyon just northwest of San Gabriel Dam #1. Comment
  IRVC27006  Euphorbia serpyllifolia A. C. Sanders, Mark Elvin 2003-8-7 27167 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  POM155671  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  UCR210159  Festuca R. G. Swinney 2008-7-24 9357 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  LA105062  Festuca arundinacea Barry A. Prigge; 1988-7-3 8207 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
  UCR193155  Festuca microstachys R. G. Swinney 1998-7-14 6441 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  UCSB386  Festuca myuros Kraebel, C. 1932-6-20 Los Angeles San Dimas; SRE Plots 303-304 Comment
  SD69693  Festuca perennis Robert F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: salina behind Little Harbor on beach at circa 15 feet elevation 4 Comment
  LA105073  Festuca perennis Barry A. Prigge; 1988-7-3 8195 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
  LA33414  Festuca perennis Peter H. Raven; 1959-5-3 14072 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  SD143828  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unamed dirt access road to gauging stn. Below Morris Dam 245 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
  UCR206145  Ficus palmata R. G. Swinney 2008-5-30 8891 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA526644  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4217 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  IRVC26475  Filago californica A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26144 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA584021  Filago californica Timothy S. Ross, Steve Boyd 1991-4-25 4582 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 731 Comment
  RSA155918  Filago californica Peter H. Raven 1962-5-9 17653 Los Angeles San Clemente Island, along road just north of Guds. 250 Comment
  RSA534053  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5300 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  RSA80364  Foeniculum vulgare L. C. Wheeler 1933-9-26 2129 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  UCR177164  Forestiera pubescens LeRoy Gross 2001-3-25 360 a Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 549 Comment
  CAS-BOT-BC52555  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1990-6-1 2728 Los Angeles Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). Acton USGS 7.5' quad 1194 Comment
  CAS-BOT-BC53328  Frangula californica subsp. cuspidata Le Roy Abrams; E. A. McGregor 1908-6-19 327 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC223760  Frankenia salina LeRoy Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  CATA3205  Frankenia salina Julie L. King 2016-11-22 24 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  CAS-BOT-BC217356  Frasera neglecta James L. Reveal; C. Rose Broome 1987-6-25 6572 Los Angeles Along the Angeles Crest Highway (California Highway 2) at milepost 54.0, 3.2 miles south of Cloudburst Summit and 6.8 mile north of Charlton Flat Campground, San Gabriel Mountains 1874 Comment
  UCR85802  Frasera neglecta T. S. Ross, Steve Boyd 1991-7-24 5650 Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  UC878069  Fraxinus dipetala Louis C. Wheeler 1932-6-18 835 Los Angeles n slope San Dimas Canyon; San Gabriel Mts. 426 Comment
  UCR151014  Fraxinus uhdei Scott D. White 1997-5-7 5052 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  CAS-BOT-BC212388  Fremontodendron californicum A. D. E. Elmer 1902-6-1 3686 Los Angeles Acton, Mt. Gleason Comment
  CDA5843  Galinsoga parviflora Margaret Bellue 1945-5-12 Los Angeles South Western Avenue, Los Angeles. 0 Comment
  UCR205678  Galium angustifolium A. C. Sanders, T. B. Salvato 2009-5-29 37035 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCSC001309  Galium angustifolium Peter Kamb 1948-7-4 1183 Los Angeles North slope of Mt Disappointment Mt Disappointment - San Gabriel Mts. 1646 Comment
  POM367687  Galium angustifolium subsp. angustifolium Fay A. MacFadden 1931-7-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA250336  Galium angustifolium subsp. angustifolium Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42236 Los Angeles San Gabriel Mountains, Angeles National Forest: along Angeles Crest Hwy, ca. 1/2 mile east of Three Points and Camp Valcrest 1829 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
  RSA727334  Galium angustifolium subsp. angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UC1424925  Galium angustifolium subsp. angustifolium Jack Delaini and Barbara Shervanick 1974-5-23 211 Los Angeles steep side of canyon near stream at bottom; Angeles National Forest, San Dimas Experimental Forest, Lodi Comment
  UCR160090  Galium angustifolium subsp. angustifolium L. C. Wheeler 1968-7-3 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, north side of Bichota Canyon, east of heliport 1402 Comment
  UCR272521  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-7-7 15430 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA700425  Galium angustifolium subsp. nudicaule Gary D. Wallace 1985-7-5 2234 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  RSA0005737  Galium angustifolium subsp. nudicaule Lauramay T. Dempster, G. Ledyard Stebbins 1966-6-16 4236 Los Angeles Cloudburst Summit, northeast of Chilao Recreation Area. 2140 Comment
  CATA1633  Galium aparine Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2906 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  RSA536061  Galium aparine Tim S. Ross 1991-5-21 5385 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  UC1408994  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles large canyon s Mosquito Cove (n of Chenity); San Clemente Island 259 Comment
  UCR151344  Galium grande LeRoy Gross, Michael Denslow, B. Hogshead, Valerie Soza 2003-5-12 837 Los Angeles Transverse Ranges; San Gabriel Mtns region, Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29) 1037 Comment
  UCR159826  Galium grande Valerie Soza, Kent Hughes 1999-7-1 605 Los Angeles Transverse Ranges; San Gabriel Mtns, Van Tassel Ridge, off Van Tassel Ridge Road, Mt Bliss vicinity 1037 Comment
  UCR275519  Galium johnstonii D. E. Bramlet 2011-9-27 4963 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  RSA0005765  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  UC76677  Galium porrigens E. D. Palmer May, 1902 Los Angeles Garvanza Comment
  UC1552012  Galvezia speciosa Lyman Benson 1952-5-2 15110 Los Angeles n-face Swain Canyon (Whites Landing); Santa Catalina Island 182 Comment
  UCR214672  Gamochaeta pensylvanica A. C. Sanders, Dan S. Cooper 2010-4-30 38154 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC159269  Garrya veatchii John Thomas Howell 1928-2-18 3350 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  RSA650573  Garrya veatchii Bill Harris 1949-1-16 s.n. Los Angeles Found along Glendora-Mt. Baldy roadside. 305 Comment
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Jun 18 2014
  SBBG128212  Gastridium phleoides M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3176 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  RSA532641  Gayophytum diffusum subsp. parviflorum Tim S. Ross 1991-8-14 5753 Los Angeles Roundtop Mountain. 1893 Comment
  CATA3421  Gazania linearis Jaimie Choi, Julia Parish, Olivia Reda, Tobias Nickel 2017-4-12 002 Los Angeles Santa Catalina Island: Hamilton Cove hillside above maintenance shops 78 Comment
  POM40090  Gazania splendens George B. Grant 1905-5-10 494 Los Angeles Pasadena. Comment
  SBBG38927  Genista linifolia E. R. Blakley 1963-4-7 5535 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  SFV1808  Genista monspessulana C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Highway 101 by Malibu Canyon Road cutoff. 240 Comment
  RSA641367  Geranium californicum Orlando Mistretta, R. T. Hawke 1995-6-29 1864 Los Angeles San Gabriel Mountains: Lightning Ridge Trail, Blue Ridge. On edge of meadow south of Mt. High ski area parking lot. Comment
  RSA390995  Geranium carolinianum Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA0028460  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 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. 64 Comment
  SEINET6969904  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
  SBBG125859  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2010-6-2 3252 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
  RSA618586  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  POM65669  Gilia angelensis C. F. Baker 1904-4-22 4185 Los Angeles Monrovia. Comment
  UCR119290  Gilia brecciarum A. C. Sanders, D. Malueg 1998-6-22 22053 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR214041  Gilia brecciarum A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37981 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA0116741  Gilia brecciarum subsp. brecciarum W. Wisura 2001-4-30 5154 Los Angeles San Gabriel Mts.: Hwy N4 9.4 mi N. fr. jctn. with Hwy 2. Comment
  UCR280902  Gilia cana R. G. Swinney 2014-4-23 16177 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  IRVC26356  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  UCR258702  Gilia capitata R. G. Swinney 2010-3-22 12016 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA470206  Gilia capitata subsp. abrotanifolia Robert Gustafson 1978-6-1 996 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  RSA71901  Gilia capitata subsp. abrotanifolia F. W. Peirson 1903-3-28 916 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC226328  Gilia latiflora subsp. davyi Carl Epling; Lincoln Ellison; Harvey Anderson 1930-4-17 s.n. Los Angeles Mohave [Mojave] Desert, Lancaster Comment
  RSA716224  Gilia latiflora subsp. davyi Andrea Edwards, Pam De Vries 2006-4-11 73 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  RSA0115692  Gilia latiflora subsp. elongata A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mnts. Foothills/W Mojave Desert; west end of Antelope Valley, hills c. 1.25 mi NE of Quial Lake, c. 0.7 mile north of Hwy 138. 970 Comment
  RSA780122  Gilia modocensis J. Mark Porter 2005-6-8 14440 Los Angeles Table Mountain, San Gabriel Mountains. Comment
  RSA151275  Gilia nevinii P. H. Raven 1962-4-9 17166 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  CAS-BOT-BC402008  Gilia ochroleuca subsp. bizonata Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake Region 975 Comment
  CAS-BOT-BC402022  Gilia ochroleuca subsp. bizonata Leigh A. Johnson 1993-4-28 93 -051 Los Angeles San Gabriel Mtns: 4.6 miles S. along HWY N4 from jct. with HWY 138 1500 Comment
  RSA0017125  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-23 6994 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  UC1595360  Gilia ochroleuca subsp. vivida Tim Ross, Steve Boyd 1990-6-18 3459 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek Quad., drng to Jackson Lake (northerly draw draining to Jackson Lake, Mescal Creek USGS 7.5' Quad.) 1877 Comment
  UC52479  Gilia ochroleuca subsp. vivida H. M. Hall Jun 3 1900-Jun 6 1900 1534 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon (San Antonio Mountains, Southern California) 2072 Comment
  RSA0017147  Gilia ochroleuca subsp. vivida Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1674 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
  UC1595786  Gilia tricolor subsp. diffusa W. Wisura, E. Roeder 1992-4-21 4703 Los Angeles Valyermo Rd 0.3 mi n of turnoff to St. Andrews (West Mojave); , n of St. Andrews Comment
  RSA596470  Gnaphalium beneolens Lauren Raz, S. D. Boyd 1996-10-23 008 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA0036802  Gnaphalium californicum Louis Van Velzen 1987-5-19 87 -16 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  RSA127921  Gnaphalium californicum Peter H. Raven, H. J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  UCR73382  Gnaphalium canescens subsp. beneolens T. S. Ross 1991-8-14 5790 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  RSA642701  Gnaphalium canescens subsp. microcephalum Orlando Mistretta 1992-7-13 699 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR125964  Gnaphalium luteoalbum A. C. Sanders, Mark Elvin 2002-6-19 25145 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
  RSA198837  Gnaphalium luteoalbum R. F. Thorne, D. Propst 1968-5-28 37680 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  LA201645  Gnaphalium palustre Arthur C. Gibson; 2003-12-27 5006 Los Angeles Simi Hills, Chatsworth Oak Park on N side of Chatsworth Reservoir Comment
  UCR86840  Gnaphalium palustre Scott D. White 1995-4-27 2940 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UCR89975  Gnaphalium palustre Scott D. White, C. McGaugh 1995-6-6 3231 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  CAS-BOT-BC110278  Grayia spinosa A. D. E. Elmer 1902-6-1 3613 Los Angeles Palmdale. Comment
  HSC99671  Grayia spinosa C. E. Fellows 1965-4-19 16 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  LA204724  Grayia spinosa Carl Clawson Epling; 1925-3-11 8216 Los Angeles Palmdale Comment
  CAS-BOT-BC305255  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles On Berendo St. near U.C.L.A., Los Angeles Comment
  UC69887  Grindelia hirsutula C. M. Wilder 1905-8-18 587 Los Angeles Chino Hills (Southern California) Comment
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Sep 22 2017
  POM359223  Gutierrezia californica Fordyce Grinnell Jr 1915-9-6 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC302089  Gutierrezia microcephala Ralph Hoffmann 1931-9-28 s.n. Los Angeles Lancaster Comment
  RSA758716  Gutierrezia microcephala R. G. Swinney 2008-10-7 9466 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC302124  Gutierrezia sarothrae Alice Eastwood 1906-5-27 208 Los Angeles Country adjacent to Los Angeles. Glendale Comment
  RSA739668  Gutierrezia sarothrae John Dittes, Josephine Guardino 2006-11-25 1434 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Little Tujunga Canyon, 1.6 air miles NE of Pacoima Reservoir Dam, 3.8 air mile SW of Magic Mtn Communication facility, 0.8 air mile SE of Bear Divide. 681 Comment
  RSA724632  Haplopappus venetus K. Dobry 1992-9-7 D- 314 Los Angeles Las Virgenes and Mulholland Hwy. Santa Monica Mts at Soka University Comment
  RSA0115243  Harpagonella palmeri Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 573 Los Angeles Santa Catalina Island. Extreme upper reaches of N fork of Descanso Canyon, just downslope from Airport Road. 350 Comment
  CATA3526  Hazardia detonsa Peter J. Dixon 2017-6-23 093 Los Angeles Santa Catalina Island: Channel side; Wrigely Memorial and Botanic Garden, naturalized in semi-natural drainage within garden, near bridge 0 Comment
  LA32042  Hazardia squarrosa var. grindelioides Peter H. Raven; 1959-10-25 14705 Los Angeles Santa Monica Mountains, Arroyo Sequit, E fork, 1.6 mi W of Decker Rd on Mulholland Hwy 304 Comment
  SEINET10974182  Hedera David B. Dunn 1971-8-11 Dunn 18337 Los Angeles Cultivated plants on chimney at 4911 Pasadena Ave. Terr. in Highland Park. Comment
  RSA202450  Hedypnois cretica R. L. Armacost 1964-1-17 1715 Los Angeles Playa del Rey Comment
  POM175364  Helenium bigelovii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  CAS-BOT-BC223983  Helianthemum scoparium P. A. Munz; R. D. Harwood No date on label 3951 Los Angeles Santa Monica Mts., Sepulveda Canyon 243 Comment
  RSA656420  Helianthemum scoparium Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 672 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. 579 Comment
  SFV21900  Helianthemum scoparium P. M. Schiffman 2011-4-21 s. n. Los Angeles Santa Susana Mountains Mouth of Browns Canyon along Toltec Drive. 400 Comment
  RSA3245  Helianthemum scoparium var. vulgare C. B. Wolf 1931-6-25 2237 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  OBI39233  Helianthus annuus John L. Stevens 1970-4-25 129 Los Angeles Haven Rd at the jctn with Wilson rd. Near Chaffey college 762 Comment
  LA99318  Helianthus annuus subsp. lenticularis J. Sauer; H. Walter 1978-8-3 6046 Los Angeles by cornfield at Sepulveda Flood Control Basin Comment
  SFV3116  Heliotropium curassavicum var. oculatum P. G. Kilburn 1958-10-18 879 Los Angeles Zuma Beach. 3 Comment
  POM369743  Heliotropium curassavicum var. oculatum Tom Burch 1940-06 s.n. Los Angeles Redondo Beach 0 Comment
  UCD119450  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-6-26 9891 Los Angeles San Gabriel Mountains: Elsmere Canyon. 441 Comment
  UCR119057  Hemizonia australis Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  RSA155831  Hemizonia clementina Peter H. Raven 1962-5-23 17856 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay Comment
  RSA682624  Hemizonia fasciculata Scott D. White, Michael Honer 2003-5-7 9212 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA0037152  Hemizonia kelloggii R. Arias, L. Cortez 2011-8-16 PDR 1313940 Los Angeles Leona Valley; Elizabeth Lake Road near 90th Street. Comment
  UCR209310  Hemizonia parryi subsp. australis A. C. Sanders 2009-11-6 37230 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA757363  Hesperevax acaulis Michael C. Long 2009-3-14 890 Los Angeles Irwindale, Santa Fe Dam County Regional Park, ca 0.25 mi southwest of Nature Center, along West edge of trail, 100 ft south of trail station 8 marker (nature trail). 149 Comment
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Apr 17 2017
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  SEINET4118146  Hesperocnide tenella J. Mygatt, F. Starkey 1997-1 M- 97 -251 Los Angeles Catalina Island, end of the road to Renton Mine. 240 Comment
  SBBG32091  Hesperolinon micranthum R. N. Philbrick 1967-5-18 B 67 -188 Los Angeles Wild Boar Gully, Salta Verde Comment
  UC1348881  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles dry slope above Wild Boar Gully (Cercocarpus Arroyo); Santa Catalina Island, Salta Verde 213 Comment
  SD262148  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16661 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hook Cyn, c. 400 south of Glendora Ridge Mtwy & 200 m north of Church of the Open Door, NE of Hook Cyn debris basin (Glendora 7.5'Q) 445 Comment
  RSA547455  Heterocodon rariflorum T. S. Ross, Orlando Mistretta 1992-7-24 6746 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  CAS-BOT-BC143700  Heteromeles arbutifolia E. R. Blakley 1962-6-9 5201 Los Angeles Canyon west of road, 2 1/2 miles north of China Point, San Clemente Island 167 Comment
  SD253540  Heteromeles arbutifolia R. G. Swinney 2011-3-26 14233 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SDSU14341  Heteromeles arbutifolia John Viggiano 2003-4-3 27 Los Angeles South Hills Park, Glendora. 1/6 mile south from restroom at park, along trail. 244 Comment
  UCR256839  Heteromeles arbutifolia R. G. Swinney 2010-8-16 13560 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC206242  Heterotheca grandiflora Katharine Brandegee Los Angeles Santa Catalina Island Comment
  OBI69352  Heterotheca grandiflora John Knapp, Denise Knapp 2002-11-27 10 Los Angeles Santa Catalina Island. N3693731.97 E371160.45 1 Comment
  SD107810  Heterotheca grandiflora Larry DeBuhr, Gary Wallace 1972-9-1 688 Los Angeles San Clemente Island; West Cove on northwest side of island. Comment
  UCR260624  Hieracium argutum R. G. Swinney 2010-8-9 13454 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  POM360461  Hieracium argutum Raymond J. Dobbs 1928-01 s.n. Los Angeles Janis Trail, near Arroyo Seco Comment
  UCR194003  Hieracium argutum var. parishii R. G. Swinney 1998-8-17 6766 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA611529  Holodiscus microphyllus Louis C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, just above Angeles Crest Highway. Comment
  SBBG131655  Hordeum intercedens S. A. Junak 1999-5-20 SCa 954 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  RSA0110562  Hordeum intercedens Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 596 Los Angeles Santa Catalina Island. Small rise just NE of Airport Road, just S of ridge with Whitley's Peak. 426 Comment
  RSA0115304  Hordeum intercedens Steven A. Junak 2001-5-3 SCa- 1464 Los Angeles Santa Catalina Island. Just N of Airport Road, above head of Swain's Canyon. 408 Comment
  CATA1489  Hordeum marinum subsp. gussoneanum Mark L. Hoefs, Steven A. Junak 1996-5-1 2693 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  UCR155130  Hordeum marinum subsp. gussoneanum A. C. Sanders 2005-5-5 29937 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, SW end of Cruzan Mesa at site of former dairy, east of Bench Mark 'Plum 655 Comment
  CAS-BOT-BC289339  Hordeum murinum subsp. glaucum Edgar A. Mearns 1894-8-25 4055 Los Angeles San Clemente Island Comment
  UCD113437  Horkelia cuneata Kenneth A. Wilson 1961-3-12 1009 Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  RSA612831  Horkelia cuneata Louis C. Wheeler 1933-5-16 1737 Los Angeles Mouth of Sepulveda Canyon 122 Comment
  POM366515  Horkelia cuneata subsp. puberula Geo. L. Moxley 1915-7-5 355 Los Angeles Ridge between Arroyo Seco and Millard's Canyons. Comment
  CAS-BOT-BC537329  Horkelia cuneata var. cuneata John H. Thomas 1957-4-27 6670 Los Angeles Pt. Dume, about 18 miles due W of Santa Monica, coastal bluffs 60 Comment
  SD127583  Hosackia crassifolia var. crassifolia Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. VillaseAor 21-28 Jun 1989 345 Los Angeles Mountain High Ski Resort, west of Wrightwood, north slopes of San Gabriel Mountains, in sunny areas on ski runs & at base of slopes in disturbed areas 2018 Comment
  CAS-BOT-BC311970  Hulsea heterochroma Timothy S. Ross; Steve Boyd 1994-5-10 7748 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  CAS-BOT-BC312601  Hulsea vestita subsp. gabrielensis Timothy S. Ross 1994-5-31 7976 Los Angeles San Gabriel Mountains. Pacifico Mountain: somewhat flat granitic ridgetop ca 860 m WNW of the 7124-ft summit 2081 Comment
  SBBG125058  Hulsea vestita subsp. gabrielensis A. Parikh, N. Gale 2010-6-18 3338 Los Angeles Upper Big Tujunga Cyn, 1.1 km N of St Hwy 2 (St Hwy 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1222 Comment
  UCR143522  Hulsea vestita subsp. gabrielensis J. R. Shevock 1974-7-19 3732 Los Angeles Transverse Ranges: San Gabriel Mountains, Angeles National Forest; along Forest Service road 3N17, 7.4 miles east of Bear Divide Station and 14.2 miles west of Mt. Gleason 1220 Comment
  POM223063  Hydrocotyle ranunculoides L. C. Wheeler 1933-7-14 1939 Los Angeles San Gabriel Valley Rio Hondo. 58 Comment
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Feb 24 2020
  RSA0098834  Hypochaeris glabra R. G. Swinney 2011-4-26 14474 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  UCR45032  Ilex cornuta A. C. Sanders 1986-7-30 6817 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  SFV12574  Ipomoea purpurea M. H. Grayum 1977-11-24 869 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  SBBG112824  Isocoma menziesii S. A. Junak with K. Kirkland 1998-7-17 SCa 787 Los Angeles mouth of Silver Cyn 3 Comment
  UC216874  Isocoma menziesii var. sedoides C. F. Millspaugh 1920-1-21 4615 Los Angeles Ballast Point Santa Catalina Island, Catalina Harbour, Ballast Point Comment
  SDSU19645  Isocoma menziesii var. vernonioides Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2202 Los Angeles San Clemente Island, ca. 0.7 mile north-northwest of South Point, along ridge. 122 Comment
  RSA639356  Isoetes nuttallii L. C. Wheeler 1934-3-6 2437 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA593767  Isopyrum occidentale Steve Boyd, Mike Wall 1996-4-4 8544 Los Angeles Liebre Mountains, Angeles National Forest, lower Ruby Canyon, along Ruby Canyon Road ca 0.85 mi east of the jtn with Lake Hughes Road., Upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the northwestern base of Red Mountain. 610 Comment
  SEINET3147797  Jaumea carnosa T. S. Brandegee sn Los Angeles Catalina Island Comment
  CAS-BOT-BC101895  Juglans californica LeRoy Abrams 1901-4-1 221 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC101905  Juglans californica Louis C. Wheeler 1931-11-11 351 Los Angeles N side Santa Monica Mts. opp. Franklin Canyon 365 Comment
  CAS-BOT-BC133203  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37169 Los Angeles San Gabriel Valley: Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  CHSC8386  Juglans californica Edward L. Smith 1957-4-16 253 Los Angeles Located in a wash at Pomona College, Claremont. 365 Comment
  RSA401009  Juglans californica Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  UCR95331  Juglans californica L. C. Wheeler 1967-4-30 9251 Los Angeles San Gabriel Mtns., Foothills c. 0.1 mi SE of mouth of Pacoima Canyon 473 Comment
  RSA401005  Juglans californica var. californica Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA720238  Juglans californica var. californica LeRoy Gross 2007-4-27 2661 Los Angeles Southwest side of the range: East branch of Jeffries Canyon. Access was intersection of Hollywood Way and Edmore Place. City of Sun Valley. Near 299 Comment
  UC5318  Juglans californica var. californica Wm. Shutt Oct. 1901 Los Angeles U. C. Forestry Station Santa Monica Comment
  UCR210278  Juncus R. G. Swinney 2008-10-16 9599 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  CATA853  Juncus acutus subsp. leopoldii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1662 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  LA82496  Juncus bufonius O. H. Kappler; 1943-5-2 388 Los Angeles SANTA MONICA MOUNTAINS, W-fork Las Trancas (Rattlesnake) Canyon, N slope. 365 Comment
  UCR126702  Juncus bufonius var. congestus A. C. Sanders, Mark Elvin 2003-8-7 27180 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA235258  Juncus bufonius var. occidentalis M. A. Piehl, Peter H. Raven 1962-6-10 62410 Los Angeles San Clemente Island: [Mount] Thirst. 579 Comment
  UCR270633  Juncus duranii R. G. Swinney 2011-8-17 15647 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA530057  Juncus macrophyllus Timothy S. Ross 1991-8-16 5852 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  RSA719110  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  RSA733589  Juncus macrophyllus R. G. Swinney 1998-7-24 6556 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  UCR199995  Juncus macrophyllus Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1345 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 442 Comment
  SD69006  Juncus mexicanus Robert F. Thorne, D. Propst 1968-5-28 37666 Los Angeles Santa Catalina Island, along small stream in central part of Bulrush Canyon. 244 Comment
  RSA368291  Juncus oxymeris Anstruther Davidson 1889-08 s.n. Los Angeles E. Los Angeles. Comment
  RSA737100  Juncus rugulosus Scott D. White, Justin M. Wood 2008-10-7 12533 -A Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA230389  Juncus saximontanus Robert F. Thorne, M. Z. Thorne 1969-7-10 38387 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA368356  Juncus textilis Robin S. Collins 1973-5-28 328 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  UCD141895  Juncus textilis Louis C. Wheeler 1931-9-27 166 Los Angeles San Dimas Canyon, San Gabriel Mountains. 609 Comment
  UCR208465  Juncus textilis Justin M. Wood 2009-4-13 490 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA0021437  Juncus textilis F. C. Ball 1933-4-26 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA368382  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UC842997  Juncus xiphioides I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4619 Los Angeles Boquet Canyon; s end, marsh 450 Comment
  CAS-BOT-BC80989  Juniperus californica Eugene Walls 1909-11-27 s.n. Los Angeles Near Lancaster Comment
  CAS-BOT-BC80990  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  UCR184348  Juniperus californica A. C. Sanders 2007-4-19 33457 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA600356  Keckiella breviflora var. breviflora Steve D. Boyd, Lauren Raz 1997-5-28 9882 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
  CAS-BOT-BC235749  Keckiella cordifolia Joseph Andorfer Ewan 1933-7-4 7879 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  HSC95556  Keckiella cordifolia John Dittes 1990-6-11 91 Los Angeles San Gabriel Mtns., La Tuna Canyon, N slope of Verdugo Mtn., 0.8 mi. E of debris basin dam, small tributary canyon with drainage on S side of L Tuna Canyon Rd. 424 Comment
  OBI9285  Keckiella cordifolia Robert J. Rodin 1953-5-2 5806 Los Angeles Cyn behind White's Cove, Catalina Island Comment
  UCR209483  Keckiella cordifolia R. G. Swinney 1969-6-12 579 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UCR256879  Keckiella cordifolia R. G. Swinney 2010-8-16 13532 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA587030  Keckiella ternata subsp. ternata Orlando Mistretta 1994-6-15 1354 Los Angeles San Gabriel Mountains, Santiago Canyon. Side drainage entering Santiago Canyon from W, ca. 3 miles S of confluence of Santiago Creek and Little Rock Creek. 1280 Comment
  UCD168230  Kochia prostrata 2015-1-1 s.n. Los Angeles Antelope Valley [UTM convert by label maker]. 750 Comment
  UC2026456  Lagophylla ramosissima Steve Boyd, L. Raz 1997-6-18 9966 Los Angeles LIEBRE MOUNTAINS REGION: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. Comment
  UCR95304  Lagophylla ramosissima subsp. ramosissima Steve Boyd, M. Wall 1996-5-16 8771 Los Angeles San Gabriel Mtns., Ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, c. 0.4 road mi. south of junction with 5N30, south of Red Mountain. 671 Comment
  RSA707938  Lamarckia aurea L. M. Prince, N. Refulio 2002-3-25 2 -283 Los Angeles Claremont, Palmer Canyon. ~0.25 km north of Padua Ave. on Palmer Canyon Rd. 450 Comment
  SEINET13203120 Image available Lamarckia aurea R. G. Swinney 2010-1 12482 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  SFV14775  Lamium amplexicaule J. C. Dittes 1990-2-18 28 Los Angeles San Fernando Valley Los Angeles, North Hollywood. 240 Comment
  SEINET12276259  Lantana camara W. F. Wight 1907-1 1591 Los Angeles Los Angeles, East Lake Park Comment
  CAS-BOT-BC338139  Lasthenia californica M. B. Dunkle 1940-3-18 7412 Los Angeles West end of Santa Barbara Island Comment
  CAS-BOT-BC352719  Lasthenia coronaria Geo. B. Grant 1901-3-24 15615 Los Angeles Rubio Wash Comment
  LA203787  Lasthenia glabrata subsp. coulteri LeRoy Abrams; 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  UCR265492  Lasthenia glabrata subsp. coulteri Dan S. Cooper 2015-3-10 2015- 44 Los Angeles Los Angeles Basin; Coastal Plain, Seal Beach near Long Beach border, 'Hellman Property 2 Comment
  RSA405723  Lathyrus vestitus F. R. Fosberg 1931-4-13 S- 4582 Los Angeles Santa Catalina Island. Renton Mine, Pebble Beach Canyon, lf. fk. [sic][left fork?] 220 Comment
  UCR100068  Lathyrus vestitus R. G. Swinney 1969-4-25 355 Los Angeles San Gabriel Mtns., 200 yards south of Harrow Canyon debris basin in Glendora foothills 381 Comment
  RSA405673  Lathyrus vestitus subsp. laetiflorus B. C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA405659  Lathyrus vestitus subsp. laetiflorus Thekla Mohr 2313 Los Angeles Foothills. Comment
  RSA405697  Lathyrus vestitus subsp. laetiflorus H. M. Severance 1926-5-9 s.n. Los Angeles Little Sespe Canyon Comment
  LA200446  Lathyrus vestitus var. vestitus Carl Epling; March 1925 6464 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA90349  Lathyrus vestitus var. vestitus F. W. Peirson s.n. Los Angeles Franklyn Canyon. Comment
  RSA434051  Lavatera assurgentiflora subsp. assurgentiflora F. R. Fosberg 1931-5-22 7167 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA773285  Layia glandulosa R. G. Swinney 2009-4-28 10554 Los Angeles summit of Mt. Emma 1585 Comment
  UC1928578  Layia glandulosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 57 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UC30631  Layia glandulosa J. Burtt Davy 1896-5-9 2162 Los Angeles Antelope Valley, Mojave Comment
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Apr 24 2007
  UCR163321  Layia glandulosa B. G. Pitzer 1998-5-12 3708 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR269975  Layia glandulosa R. G. Swinney 2010-5-19 12776 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
  SBBG42166  Layia platyglossa M. B. Dunkle 1939-4-3 7233 Los Angeles Chenetti Cyn Comment
  LA82030  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG121654  Lepechinia rossii L. Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Ruby Clearwater Truck Trail, S of Ruby Cyn, N of Red Mtn; Liebre Mtns 788 Comment
  RSA429871  Lepidium flavum Donald Myrick 1968-3-6 1817 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  UC10615  Lepidium flavum Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA585342  Lepidium fremontii Timothy S. Ross 1991-4-27 4639 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  UC1536953  Lepidium fremontii Gordon H. True Jr. 1935-5-17 309 Los Angeles hills s Littlerock 914 Comment
  SFV1485  Lepidium fremontii L. Imamura 1958-5-25 s. n. Los Angeles Mojave Desert Antelope Valley, 2.5 miles east of Pearblossom, 50 yards south of Highway 138. 762 Comment
  UCSB33639  Lepidium fremontii Mckee, Walter 1963-5-9 Los Angeles Little Rock Dam; San Gabriel Mountains 914 Comment
  CAS-BOT-BC89532  Lepidium lasiocarpum Martin A. Piehl 1962-6-9 62359 Los Angeles California Channel Islands. San Clemente Island. At China Point. 15 Comment
  RSA429956  Lepidium latipes H. E. Hasse 1892-1 s.n. Los Angeles Santa Monica. Comment
  SBBG112875  Lepidium latipes S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 506 Los Angeles SE end of Little Harbor Cmpgrd 18 Comment
  RSA0017043  Lepidium latipes D. E. Bramlet 2001-4-25 3113 Los Angeles Slopes above (east) of Grasshopper Canyon. The site is located 610m east of the old ridge route and 1 km southwest of the existing access road entering the canyon. 526 Comment
  CATA1500  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-5-1 2708 Los Angeles Santa Catalina Island: Avalon Canyon Road by horse stables 24 Comment
  CAS-BOT-BC60038  Lepidium virginicum var. menziesii Alice Eastwood 1920-4-20 9368 Los Angeles San Pedro. Comment
  UC1234597  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles in front of Botanic Garden; Claremont 259 Comment
  RSA595927  Leptochloa fusca subsp. fascicularis Lauren Raz, Steve Boyd 1996-10-23 38 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  UC30199  Leptodactylon californicum W. H. Brewer 1861-2-12 175 Los Angeles Cahuenga Pass Comment
  SBBG64548  Leptosiphon liniflorus R. Hoffmann 1927-9-23 Los Angeles Neenach Comment
  RSA0074218  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles San Clemente Island: Thirst Bench Mark. Comment
  LA201800  Lessingia filaginifolia var. filaginifolia Arthur C. Gibson; 2003-9-1 4985 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor 274 Comment
  SEINET3147934  Lessingia glandulifera G. B. Grant 1906-9-14 686 Los Angeles Pasadena Comment
  POM361799  Lessingia glandulifera var. glandulifera Anstruther Davidson s.n. Los Angeles Little Rock. [San Gabriel Mts.] Comment
  RSA0086923  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA703500  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer 2004-6-24 10493 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  SDSU21098  Lessingia lemmonii var. lemmonii Ian Cain, Bruce Lund 2010-5-10 1408 Los Angeles North west of Lancaster. 3.33km north east of intersection of 170th Street West and Highway 138 790 Comment
  RSA233424  Lewisia rediviva R. F. Thorne, M. Z. Thorne 1968-11-9 37864 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Mt. Williamson, 2504 Comment
  UC1745919  Leymus triticoides Annetta M. Carter, Arthur Carter 1935-9-12 983 Los Angeles Chilao (Chellea). San Gabriel Mtns. Comment
  RSA612224  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA631366  Lilium parryi Louis C. Wheeler 1967-9-4 10685 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  RSA760608  Limonium perezii R. G. Swinney 2008-12-6 9974 Los Angeles Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel. 229 Comment
  IRVC26318  Linanthus androsaceus A. C. Sanders, Andy Thompson 2003-4-15 25996 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  JEPS58202  Linanthus aureus Frank W. Peirson 1920-4-26 2111 Los Angeles Santa Anita Wash San Gabriel Mountains 213 Comment
  RSA469958  Linanthus aureus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  CHSC95496  Linanthus bigelovii LeRoy Gross 2005-4-28 2114 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
  LA34970  Linanthus californicus Mary V. Hood; 1939-5-29 39- 57 k* Los Angeles near Charlston Flats Comment
  UC23497  Linanthus dianthiflorus J. H. Barber 1897-4-6 130 Los Angeles near Redondo Comment
  RSA719029  Linanthus dichotomus R. G. Swinney 1998-4-14 5973 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UC1123977  Linanthus dichotomus A. D. Gifford 1935-3-25 499 Los Angeles 5.25 mi nw Sawmill Pk.; Tejon Quad. 914 Comment
  RSA122124  Linanthus dichotomus subsp. dichotomus A. D. Gifford 1935-3-25 501 Los Angeles 5 1/4 miles North Est of Sawmill Pk. 915 Comment
  UCSB11634  Linanthus parryae Wisehart, Karen 1962-5-4 Los Angeles along Highway 138, 2 miles east of Pearblossom Comment
  RSA164863  Linanthus pungens Wesley O. Griesel 1963-8-1 865 Los Angeles Slopes of Mt. San Antonio 2988 Comment
  SEINET5344335  Linaria canadensis J. Barber 1897-3-14 47 Los Angeles Santa Monica Forestry Station Comment
  RSA221576  Lithophragma affine Arthur C. Gibson, Linda Gibson 1971-3-27 1740 Los Angeles Evey Canyon, NE of Claremont. Comment
  JEPS2704 Image available Lithophragma scabrellum var. peirsonii F. W. Peirson 1922-6-3 Los Angeles Collins Ranch n. slope Liebre Mts.; Collins Ranch, N slope of Liebre Mts., Southern Calif. 1143 Comment
  UCR189863  Lobelia dunnii var. serrata R. G. Swinney 1998-7-28 6511 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  UCR256530  Lobelia dunnii var. serrata Anuja Parikh, Nathan Gale 2011-7-20 3570 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 6.6 km west of State Hwy 39, San Gabriel Canyon Road 621 Comment
  UCR259574  Lobularia maritima R. G. Swinney 2010-4-1 12135 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
  RSA658891  Lobularia maritima Geraldine Dodd 1992-5-16 14 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
  SBBG128333  Logfia filaginoides S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 37 Los Angeles Deer Valley Trail 92 Comment
  SBBG31421  Logfia filaginoides R. F. Thorne 1966-4-5 35851 Los Angeles above stream in Cottonwood Cyn 106 Comment
  SFV7987  Logfia filaginoides T. Gordon, H. Grayum, K. Felt 1976-5-7 1353 Los Angeles San Gabriel Mountains On ridge adjacent to lower Trail Canyon. 762 Comment
  UC75927  Logfia filaginoides Geo. B. Grant 1901-1-1 461 Los Angeles Pasadena Comment
  UCR270673  Logfia filaginoides R. G. Swinney 2011-5-24 14817 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
  UCR272562  Logfia filaginoides R. G. Swinney 2011-6-7 15032 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
  RSA360073  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles at Golden Valley and Antelope Valley Freeway (CA state Hwy 14) 457 Comment
  POM1292  Lolium perenne subsp. multiflorum W. R. Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  RSA708604  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 2001-5-9 1206 Los Angeles Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  RSA151226  Lolium temulentum P. H. Raven 1962-4-11 17293 Los Angeles Near airfield at north end of island, San Clemente Island 30 Comment
  UC1109375  Lolium temulentum Peter H. Raven 1962-4-11 17293 Los Angeles along roadside near airfield at n end San Clemente Island; n end San Clemente Island 30 Comment
  LA26717  Lomatium lucidum Mildred E. Mathias; 1957-5-1 3207 Los Angeles Santa Monica Mountains, Decker Rd 2.5 mi. SW of Decker Fire Station Comment
  RSA0115704  Lomatium nevadense Andrew C. Sanders 2008-4-10 34802 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA452147  Lomatium vaginatum Frances Runyan 1973-4-14 70 Los Angeles On dirt road just out of Gorman. 1067 Comment
  POM243773  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-12 S- 4851 Los Angeles Hay Press, Santa Catalina Island. 350 Comment
  SD85185  Lonicera hispidula var. vacillans E. R. Blakley 1962-10-6 5474 Los Angeles Santa Catalina Island; between water reservoirs in Bullrush Canyon. 270 Comment
  NY42926  Lonicera interrupta J. B. Walker 1995-3-31 1306 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  CAS-BOT-BC234811  Lonicera subspicata Marcus E. Jones 1884-8-22 383 Los Angeles Pasadena Comment
  JEPS12863  Lonicera subspicata var. denudata C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  RSA77005  Lonicera subspicata var. denudata Robin S. Collins 1973-5-15 267 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon, into canyon ca. 1/2-1 mi from beginning of pack trail 640 Comment
  SBBG69622  Lonicera subspicata var. denudata R. Hoffmann 1931-8-22 Los Angeles summit of Mt Wilson 1676 Comment
  CATA1154  Lotus corniculatus Mark L. Hoefs 1995-5-30 2146 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  UCR125168  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  POM2476  Lotus crassifolius var. crassifolius I. M. Johnston 1917-7-1 1751 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA498310  Lotus crassifolius var. crassifolius I. M. Johnston 1917-7-1 1751 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA90351  Lotus crassifolius var. crassifolius F. W. Peirson 1919-5-18 103 Los Angeles divide between fish canyon and Monrovia canyons 976 Comment
  POM158248  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-5-27 1979 Los Angeles North hillside, Descanso Canyon; San Clemente Island 213 Comment
  POM220065  Lotus dendroideus var. dendroideus F. R. Fosberg 1932-5-6 8115 Los Angeles Santa Catalina Island. Ridge above Villa Park, Avalon 60 Comment
  POM50113  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1006 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  NY37285  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA306171  Lotus grandiflorus var. grandiflorus Fay A. MacFadden 1935-06 14164 Los Angeles Malibu Beach. Comment
  RSA498324  Lotus heermannii T. W. Minthorn 1924-5-30 s.n. Los Angeles San Jaun by the Sea [San Juan Capistrano?] Comment
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Oct 16 2013
  RSA244372  Lotus heermannii var. heermannii C. W. Tilforth 1973-7-6 891 Los Angeles Small wash, west side of San Antonia Canyon, n. of Claremont. Comment
  HSC101362  Lotus oblongifolius var. oblongifolius R. G. Swinney 2008-8-13 9363 Los Angeles San Gabriel Mtns.: Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA406249  Lotus procumbens Robert Gustafson 1978-6-1 961 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA601054  Lotus procumbens Steve Boyd, Lauren Raz 1997-6-18 9972 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA730390  Lotus procumbens var. procumbens R. G. Swinney 1999-6-18 7292 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA591987  Lotus salsuginosus Mark Hoefs, Doug Propst 1973-4-6 165 Los Angeles Santa Catalina Island. Ridge above Black Jack Camp 473 Comment
  UC457253  Lotus salsuginosus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA545318  Lotus salsuginosus var. salsuginosus T. S. Ross 1992-5-17 6341 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA0055762  Lotus scoparius R. G. Swinney 2010-4-1 12146 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UCR41724  Lotus scoparius G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR189932  Lotus scoparius var. scoparius T. B. Salvato, Sandra Murcia 2007-10-18 3085 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  POM8237  Lotus strigosus P. A. Munz 1920-4-21 3688 Los Angeles San Dimas Canyon. 457 Comment
  RSA774738  Lotus strigosus R. G. Swinney 2009-6-17 11172 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC1129184  Lotus strigosus A. D. Gifford 1935-3-15 470 Los Angeles 2.5 mi from Elizabeth Lake Canyon mouth; Angeles National Forest, Tejon Quad. 426 Comment
  UCR200171  Lotus strigosus Valerie Soza, Laura A. Moore 2000-5-10 841 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  UCR280678  Lotus strigosus R. G. Swinney 2014-5-21 16630 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA406310  Lotus strigosus Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  RSA406352  Lotus wrangelianus F. R. Fosberg 1931-5-19 4923 Los Angeles Whites landing, Santa Catalina Island. 5 Comment
  CAS-BOT-BC201205  Lupinus F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  UCR191517  Lupinus R. G. Swinney 1998-7-8 6315 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA0072196  Lupinus albifrons var. austromontanus Daisie Huang 2008-5-13 08051301 Los Angeles North Peace Valley Rd, just south of Falcon Way. 1219 Comment
  RSA0105014  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  UCR141363  Lupinus andersonii R. G. Swinney 1997-8-19 5809 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  SEINET10484845  Lupinus benthamii Blakley 1958-5-9 BLAKLEY 2275 Los Angeles Annuyal, common, sun, granite loam, rolling grassland. 2 Miles e of gorman on Hwy 138 1097 Comment
  CATA3412  Lupinus bicolor Julia A. Parish, Tobias Nickel, Jamie Choi, Stuart Olshevski 2017-5-30 026 Los Angeles Santa Catalina Island: Junction of Toyon Road and ridge trail to Campus By the Sea 307 Comment
  RSA0089524  Lupinus bicolor R. G. Swinney 2011-5-12 14702 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
  RSA562570  Lupinus bicolor Steve Boyd 1993-4-22 7980 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
  RSA652731  Lupinus bicolor Kurt Zeiher 1949-5-7 s.n. Los Angeles Collected Dalton Canyon River Bed 30 Comment
  UC729806  Lupinus bicolor Carl B. Wolf 1932-5-10 3539 Los Angeles along ridge between summit of the Equestrian Trail and Mt. Shatto, Santa Catalina Island; Santa Catalina Island 335 Comment
  UCR219463  Lupinus bicolor R. G. Swinney 2009-3-25 10153 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  RSA717064  Lupinus bicolor Andrea Edwards, Pam De Vries 2006-4-11 60 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UC65797  Lupinus chamissonis unknown 1904-4-14 Los Angeles Santa Monica Comment
  SBBG108904  Lupinus concinnus S. A. Junak 1997-3-11 SCl 750 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  UC1178514  Lupinus concinnus Peter Kamb 1948-5-6 952 Los Angeles foothills of the San Gabriel Mts. above Little Rock; foothills of the San Gabriel Mts. above Little Rock 975 Comment
  RSA0038276  Lupinus concinnus Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA641232  Lupinus concinnus R. F. Thorne 1974-4-9 44705 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
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Feb 7 2008
  RSA511005  Lupinus elatus R. F. Thorne 1968-9-24 41405 Los Angeles San Gabriel Mountains - Angeles National Forest: Roadside of Angeles Crest Highway near Cortelou Spring Comment
  SBBG28949  Lupinus elatus F. W. Peirson 1918-6-10 88 Los Angeles summit of San Gabriel Pk 1859 Comment
  CAS-BOT-BC205159  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA590069  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-3-30 985 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  RSA799976  Lupinus excubitus var. austromontanus Pam De Vries 2013-4-3 7832 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  RSA0028836  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-8 313 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA15347  Lupinus formosus Carl B. Wolf 1926-5-1 160 Los Angeles 1/2 mile east of San Fernando Comment
  SEINET10485359  Lupinus formosus Everett EVERETT 19485 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  SEINET12154550  Lupinus formosus J. F. Bright, Wyman, C. 1931-1 5286 Los Angeles Antelope Valley Comment
  RSA414788  Lupinus formosus var. formosus I. M. Johnston 1917-7-1 1754 Los Angeles San Antonio Mountains. Browns Flats. 1310 Comment
  UC15874  Lupinus hirsutissimus H. P. Chandler 1897-3-22 Los Angeles Claremont 365 Comment
  UCR271875  Lupinus hirsutissimus R. G. Swinney 2010-3-24 12061 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
  RSA534075  Lupinus hirsutissimus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5268 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 t SE of Malo Knoll [1396]) 384 Comment
  POM2606  Lupinus latifolius subsp. parishii Harry Lowe 1903-5-21 s.n. Los Angeles Collected near Pasadena Comment
  RSA584880  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  UC57457  Lupinus latifolius var. parishii J. H. Barber 1897-6-27 Los Angeles Aliso Canyon Comment
  CAS-BOT-BC211703  Lupinus longifolius Grant 1900-2-7 s.n. Los Angeles Garvanza Comment
  RSA526583  Lupinus longifolius Tim S. Ross 1991-3-24 4299 Los Angeles Whittier Hills (Puente Hills, Pro parte). 351 Comment
  SD193285  Lupinus microcarpus A. C. Sanders 2005-5-5 29905 Los Angeles Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  SBBG67043  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-27 Los Angeles Little Martinez Crk near Castaic Comment
  UC565975  Lupinus nanus A. D. Gifford 1935-3-31 541 Los Angeles 6 mi nw Redrock Mountain; Tejon Quad. Comment
  SBBG3689  Lupinus peirsonii H. and M. Dearing 1949-5-1 6766 Los Angeles Rock Crk Comment
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Dec 28 2010
  UCR108187  Lupinus peirsonii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek at Angeles Crest Hwy 2165 Comment
  SEINET10969734  Lupinus peirsonii Robert F. Thorne 1969-7-2 Thorne 38339 Los Angeles San gabriel mtns. Angeles national forest. Gravelly roadbank along angeles Crest hwy. Ca .5 mi s of dawson saddle. With eriogonum saxatile, etc. 2377 Comment
  IRVC26323  Lupinus sparsiflorus A. C. Sanders, Andy Thompson 2003-4-15 26007 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  PASA1675  Lupinus sparsiflorus Sally Ellis 1939-5-5 Los Angeles Baseline Comment
  SFV21759  Lupinus sparsiflorus L. Gross 2001-4-1 378 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  UC81982  Lupinus sparsiflorus Katharine Brandegee May 1889 Los Angeles Saugus Comment
  UCR153557  Lupinus sparsiflorus A. C. Sanders 2005-5-11 30187 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
  UCR269939  Lupinus sparsiflorus R. G. Swinney 2010-4-13 12184 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
  RSA414293  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-24 1790 Los Angeles Santa Susana Mountains. Comment
  RSA586066  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1995-4-21 1640 Los Angeles San Gabriel Mountains, Little Rock Creek, un-named Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile N of Kitter Canyon 1280 Comment
  RSA611767  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1933-5-5 1701 Los Angeles Fish Canyon 305 Comment
  RSA0068441  Lupinus succulentus R. G. Swinney 2010-6-8 13212 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
  OBI12820  Lupinus succulentus Bill Arbaugh 1966-5-21 50 Los Angeles Pierce Campus Comment
  RSA799925  Lupinus truncatus Justin M. Wood 2009-3-20 371 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  SBBG95404  Lupinus truncatus M. B. Dunkle 1928-5-13 1940 Los Angeles near Wishbone Loop Comment
  UC575011  Lupinus truncatus E. Lloyd 1933-3-25 Los Angeles Mandeville Canyon; Sta. Monica Mts., Mandeville Canyon Comment
  UCSB3371  Lupinus truncatus Wedberg, H. 1957-4-4 Los Angeles Point Dume Comment
  SBBG98538  Lupinus truncatus T. Ross 1991-5-21 5420 Los Angeles upper reaches of Box Cyn, SW side of island; just above the main wash area 403 Comment
  SEINET10489066  Lupinus truncatus David B. Dunn 1948-3-20 Dunn 3785 Los Angeles Along roadside about 1 block w of grand ave on cypress ave about a mile ne of Covina. Comment
  SEINET10489079  Lupinus truncatus Cromwell 1971-4-16 CROMWELL 516 Los Angeles East-facing bank, about 2 mi above creek bed, on soil ledge. Occasional. Mystic canyon, angeles national forest, san gabriel mtns. 2 Mi ne of glendora, California. Comment
  UCR204416  Luzula comosa R. G. Swinney 2001-9-15 8176 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA228960  Luzula comosa var. laxa Robert F. Thorne 1971-8-25 41310 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  CAS-BOT-BC233474  Lycium californicum Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  RSA428826  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles Catalina Island. Middle Ranch Canyon, 1.5 miles below Eagle's Nest. 180 Comment
  RSA0048642  Lycium cooperi Lee Haines 1958-5-17 s.n. Los Angeles W. of Vincent, Upper Mint Canyon. 914 Comment
  RSA534039  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Orlando Mistretta, Hammitt 1991-5-19 5305 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage. 305 Comment
  RSA578213  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  UC860335  Lyonothamnus floribundus subsp. floribundus Ezra C. Knopf 50 Los Angeles Santa Catalina Island Comment
  SBBG95396  Lyonothamnus floribundus var. floribundus M. B. Dunkle 1928-5-20 1962 Los Angeles head of Swain's (Swain) Cyn 396 Comment
  JEPS45975  Lythrum californicum Frank W. Peirson 1918-10-16 291 Los Angeles San Gabriel Mountains, Pacoima Canyon Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 487 Comment
  RSA773973  Machaeranthera canescens R. G. Swinney 2009-7-29 11441 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC343707  Madia elegans I. M. Johnston 1918-8-8 2116 Los Angeles San Antonio Mountains. Mouth of Cucamonga Canon [Canyon] 609 Comment
  RSA601173  Madia gracilis L. C. Wheeler 1967-6-26 9897 b Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  LA201931  Madia sativa Arthur C. Gibson; 2003-7-14 4418 Los Angeles 298 Comment
  SD725  Maianthemum stellatum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  RSA615507  Maianthemum stellatum Louis C. Wheeler 1966-8-21 8835 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  RSA0100999  Malacothamnus F. W. Peirson 1918-6-15 2672 Los Angeles Upper Mint Canyon, northwestern part of San Gabriel Mts. Comment
  CAS-BOT-BC231880  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3897 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  CAS-BOT-BC206225  Malacothamnus fasciculatus Frank W. Peirson 1918-10-26 114 Los Angeles Big Dalton Canyon, San Gabriel Mts. 762 Comment
  CAS-BOT-BC206231  Malacothamnus fasciculatus C. B. Wolf 1931-6-25 2242 Los Angeles SW of Los Angels Botanic Garden along Beverly Blvd., Mandeville Canyon 60 Comment
  CAS-BOT-BC206236  Malacothamnus fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  RSA719124  Malacothamnus fasciculatus Naomi S. Fraga 2002-4-28 73 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Box Canyon. Comment
  UCR116937  Malacothamnus fasciculatus A. C. Sanders, D. Malueg 2001-5-17 24354 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA550724  Malacothamnus fasciculatus var. laxiflorus Tim S. Ross, Annette Ross 1991-7-29 5682 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA434308B  Malacothamnus fremontii Bonnie C. Templeton 1926-3-18 s.n. Los Angeles Arroyo Seco. Comment
  CAS-BOT-BC345327  Malacothrix californica Steve Boyd; Lauren Raz 1997-4-16 9512 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
  POM362262  Malacothrix clevelandii Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Comment
  POM9100  Malacothrix clevelandii P. A. Munz, R. D. Harwood 1920-5-2 3830 Los Angeles San Dimas Canyon. 457 Comment
  UCR126657  Malacothrix coulteri A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26112 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  CAS-BOT-BC322479  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles Southeast point, San Clemente Island Comment
  POM18241  Malacothrix foliosa P. A. Munz 1923-4-9 6612 Los Angeles San Clemente Island; North end Comment
  SBBG20737  Malacothrix foliosa subsp. foliosa E. R. Blakley 1963-12-7 6324 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  RSA710540  Malacothrix glabrata LeRoy Gross 2005-5-3 2186 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
  POM362304  Malacothrix glabrata B. C. Templeton 1930-5-19 1462 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  RSA670929  Malacothrix saxatilis Joseph M. Keefe 2001-3-16 31132 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  CAS-BOT-BC347926  Malacothrix saxatilis var. tenuifolia F. A. Thackery 1928-6-3 439 Los Angeles Mulholland Drive Comment
  HSC83827  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1975-9-3 47373 Los Angeles Santa Catalina Island, near Blue Cavern Point 15 Comment
  POM247966  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 4480 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  RSA301955  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-30 2296 Los Angeles Point Dume. 15 Comment
  RSA6053  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  UC1069946  Malacothrix saxatilis var. tenuifolia A. D. Gifford 1934-5-16 245 Los Angeles mouth Escondido Canyon; Triunfo Pass Quad., mouth of Escondido Canyon Comment
  CAS-BOT-BC347935  Malacothrix saxatilis var. tenuifolia L. E. Cox 1908-3-28 s.n. Los Angeles Catalina Island Comment
  CHSC95516  Malosma laurina LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  SD252264  Malosma laurina Steven A. Junak 1999-7-15 Sca 1022 Los Angeles Santa Catalina Island: just above Salta Verde Beach. 6 Comment
  SFV21461  Malosma laurina L. Gross, V. Soza, S. Tessel 2001-6-4 397 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Northwest-facing slope just above disturbed draw. 274 Comment
  UC869602  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Eagle's Nest Santa Catalina Isl., Middle Ranch Canyon, Eagle's Nest 180 Comment
  UCR274348  Malosma laurina Steven A. Junak 1999-7-15 SCa- 1022 Los Angeles California Islands, Santa Catalina Island. Just above SaltaVerde Beach 6 Comment
  RSA587279  Malus sylvestris Tim S. Ross, Steve D. Boyd 1990-5-17 2575 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
  UCR177749  Malva neglecta LeRoy Gross, Naomi Fraga 2002-4-4 521 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 abandoned. 400 Comment
  SBBG31462  Malva parviflora R. F. Thorne 1966-4-4 35788 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  UCR258699  Malva parviflora R. G. Swinney 2010-3-22 12026 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA12390  Malva parviflora Carl B. Wolf 1934-4-11 5602 Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 1864.92 ft. so. of NW corner of section. 15 Comment
  SD251719  Marah fabacea M. B. Dunkle 1939-4-4 7251 Los Angeles San Clemente Island, Chenetti Canyon Comment
  POM4565  Marah macrocarpa Helen Ward 1906-03 93 Los Angeles Claremont Wash Comment
  RSA158289  Marah macrocarpa P. H. Raven 1962-4-9 17160 Los Angeles Above Wilson Cove. San Clemente Island. 30 Comment
  RSA276034  Marah macrocarpa var. macrocarpa Jack Delaini 1974-3-11 14 a Los Angeles Lodi Canyon, near mouth of canyon 381 Comment
  RSA656312  Marah macrocarpa var. macrocarpa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 657 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. 579 Comment
  UCR107776  Marah macrocarpa var. macrocarpa D. Zygielbaum, M. Low 1997-3-6 01 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  RSA562341  Marah macrocarpa var. macrocarpa D. Charlton 1989-4-30 3021 Los Angeles Kentucky Sprngs, Sierra Highway-Angeles Crest Hwy, approximately 1 mile north of the northern boundary of the Angeles National Forest 1036 Comment
  RSA604499  Marah macrocarpa var. macrocarpa L. C. Wheeler 1933-5-5 1702 Los Angeles San Gabriel Mountains: Fish Canyon 304 Comment
  UC1267081  Marah macrocarpa var. macrocarpa Kenneth M. Stocking 1946-8-18 22 Los Angeles 5 mi se Arcadia; San Gabriel River Wash Comment
  LA81994  Marrubium vulgare Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA151235  Marrubium vulgare Peter H. Raven 1962-4-12 17335 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island. 274 Comment
  RSA409817  Marrubium vulgare Freda Detmers 1931-03 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA600318  Matricaria matricarioides Scott D. White 1997-3-12 4756 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  CAS-BOT-BC422743  Meconella denticulata Frank W. Peirson 1925-4-23 5806 Los Angeles San Gabriel Canyon below Forks 365 Comment
  POM78652  Meconella denticulata Albert J. Perkins 1914-5-2 s.n. Los Angeles Azusa to Rincon Trail. Comment
  RSA85108  Medicago lupulina J. C. Roos 1952-4-30 5604 Los Angeles Edge of lawn, March Air Force Base 488 Comment
  UC73223  Medicago polymorpha Elizabeth Palmer June 1902 Los Angeles Los Angeles Comment
  UCR155933  Medicago polymorpha A. C. Sanders 2005-5-5 29894 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  SEINET12192460  Melaleuca armillaris Unknown 1944-1 s.n. Los Angeles near Los Angeles Comment
  RSA0040467  Melaleuca viminalis R. E. Riefner Jr. 2007-7-28 07 -331 Los Angeles city of Malibu, Malibu Lagoon, east side of Hwy 1, Malibu Lagoon State Park 4 Comment
  UC1870200  Melia azedarach LeRoy Gross 2001-10-6 448 Los Angeles Los Angeles Basin region; Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of the wash. 366 Comment
  CLARK-A1528-4728  Melica imperfecta John C. Roos 1937-4-21 Los Angeles Claremont Comment
  RSA294714  Melica imperfecta Lyman Benson 1945-6-5 11758 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA529303  Melica imperfecta Timothy S. Ross 1991-4-8 4473 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA724990  Melica imperfecta K. Dobry 1991-6-24 d- 731 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA725895  Melica imperfecta A. C. Sanders 2003-5-1 26246 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  SEINET255218 Image available Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Traverse Range; Verdugo Mtns; La Crescentia, Henderson Canyon Creek, 0.5 km west of Lockerbie Road on Whitting Woods Road; Cliff on northwest side of creek. 427 Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UCR193709  Melica imperfecta R. G. Swinney, Dave Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  CATA1087  Melilotus albus Mark L. Hoefs 1995-5-16 2037 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  SFV1928  Melilotus albus P. M. Kennamer 1958-8-7 6 Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  RSA167815  Melilotus indicus Robert F. Thorne, Percy C. Everett 1964-2-7 33455 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  UCR177518  Mentha suaveolens Scott D. White 2003-7-31 9718 Los Angeles Transverse Ranges; San Gabriel Mountains region, Tujunga area. Big Tujunga Wash south of the I-210 freeway. S terminus of Christy Ave. 329 Comment
  RSA435442  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2527 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  UCR193440  Mentzelia R. G. Swinney 1999-6-5 7254 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA585907  Mentzelia congesta Tim S. Ross, Steve D. Boyd 1990-5-23 2609 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  RSA748989  Mentzelia dispersa R. G. Swinney 2008-5-13 8862 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  SEINET6084138  Mentzelia laevicaulis Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA446766  Mentzelia micrantha L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA545323  Mentzelia micrantha Tim S. Ross 1992-5-17 6332 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39; Recent burn area. 463 Comment
  RSA603329  Mentzelia micrantha Scott D. White 1997-5-21 5213 Los Angeles San Gabriel River Canyon: N of Azusa; slope above Hwy 39 above San Gabriel Reservoir. 457 Comment
  SBBG109016  Mentzelia micrantha S. A. Junak with S. Burckhalter 1996-5-18 SCl 496 Los Angeles S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  UCR121221  Mentzelia nitens June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  RSA772296  Mentzelia ravenii R. G. Swinney 2009-4-28 10520 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA162700  Mentzelia veatchiana J. D. Olmsted 1959-4-25 494 Los Angeles Big Rock Creek drainage area. 1 mi. NNE of Valyermo P. O. along Holcomb Ridge east of Wrightwood-Pearblossom road. 1128 Comment
  UCR223714  Mentzelia veatchiana R. G. Swinney 2009-6-17 11203 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
  RSA587180  Mesembryanthemum nodiflorum Scott D. White 1995-12-5 3758 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  SBBG131919  Mesembryanthemum nodiflorum S. A. Junak 2000-6-29 SCa 1344 Los Angeles Bird Rock, near High Point, NW end of Opuntia patch 12 Comment
  UCR180368  Microseris lindleyi Scott D. White, Pam Devries 2006-5-10 11423 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  POM156203  Mimulus aurantiacus var. pubescens L. R. Abrams 1902-6-15 2543 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UC718209  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7774 Los Angeles base Santa Susana Pass 365 Comment
  UCR272988  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-4-26 14510 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UC885728  Mimulus aurantiacus var. puniceus Ezra C. Knopf 52 Los Angeles Echo Lake Comment
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Mar 15 2006
  LA32128  Mimulus cardinalis Henry J. Thompson; 1959-5-24 1983 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, 0.3 mi N of Coast Hwy. 45 Comment
  RSA0083160  Mimulus cardinalis R. G. Swinney 2010-8-9 13473 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA550411  Mimulus cardinalis Tim S. Ross 1992-7-10 6675 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  UCR210238  Mimulus cardinalis R. G. Swinney 2008-10-20 9660 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  SEINET12269807  Mimulus cardinalis Unknown 1933-1 8415 Los Angeles near Los Angeles Comment
  UCSB7511  Mimulus cardinalis Crum, Charles 1958-7-15 Los Angeles Creek bed of Topanga Canyon Comment
  RSA442765  Mimulus guttatus James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA774957  Mimulus guttatus R. G. Swinney 2009-5-6 10684 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UC144520  Mimulus guttatus C. F. Baker 1903-8-2 3460 Los Angeles hills near Claremont Comment
  LA209381  Mimulus guttatus W. R. Ernst; May 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  SBBG45698  Mimulus guttatus Leota Davidson 1965-5-15 107 Los Angeles Cottonwood Flats Cmpgrd, Elizabeth Cyn, between Castaic and Lake Hughes Comment
  JEPS4685  Mimulus johnstonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4183 Los Angeles junction of road to Horse Flat Public Camp and main paved road from Upper Chilao Recreation Area; San Gabriel Mts., Angeles National Forest 1828 Comment
  RSA0035185  Mimulus longiflorus James S. Burns 1992-5-11 22 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  RSA654413  Mimulus longiflorus Matt Brooks 1988-4-15 15 Los Angeles Whittier, Turnbull Canyon Rd. 2.0 miles east of its intersection with Beverly Blvd. Comment
  CAS-BOT-BC173169  Minuartia douglasii Tim Ross 1992-5-8 6293 Los Angeles San Gabriel Mtns: San Antonio Canyon; upper N side of Hog Back 1182 Comment
  SFV7375  Minuartia douglasii T. Gordon, M. H. Grayum, R. Johnson 1975-4-18 894 Los Angeles Santa Monica Mountains Between Castro Peak and Mesa Peak, along main ridge fire road at head of Corral Canyon. 625 Comment
  RSA597996  Minuartia pusilla Steve Boyd, Lauren Raz 1997-3-14 9168 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon. 1450 Comment
  UCR125247  Mirabilis laevis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25519 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  UCR266183  Mirabilis laevis John Knapp, Denise Knapp 2003-5-10 55 Los Angeles Channel Islands, Catalina Island 427 Comment
  RSA158346  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-9 17174 Los Angeles Common shrub, to 0.2 meters tall , in rocky grassland near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA279070  Mirabilis laevis var. crassifolia C. W. Tilforth 1971-4-9 41536 Los Angeles Angeles National Forest: or near entrance thereto and below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  UC1136570  Mirabilis multiflora var. pubescens A. Simontacchi 1935-5-26 45 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  UC68805  Mirabilis multiflora var. pubescens H. M. Hall June, 1905 6259 Los Angeles Manzana; Mojave Desert, Antelope Valley 883 Comment
  RSA598294  Modiola caroliniana Louis C. Wheeler 1947-5-11 6485 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, near coach house. Comment
  POM13369  Monardella australis subsp. cinerea P. A. Munz 1922-7-21 6114 Los Angeles Saddle between Baldy and Little Baldy. 2866 Comment
  RSA629680  Monardella australis subsp. cinerea Scott D. White, Dave Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  POM19041  Monardella lanceolata P. A. Munz 1923-6-9 6932 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  LA62745  Monardella linoides subsp. oblonga Joseph Andorfer Ewan; 1934-8-10 8417 Los Angeles 2 mi. N Cedar Spring, Kratha Ridge 2042 Comment
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Dec 17 2014
  CAS-BOT-BC349493  Monolopia lanceolata Le Roy Abrams 1901-4-4 1317 Los Angeles Santa Monica Mts. bordering San Fernando Valley Comment
  RSA783075  Monolopia lanceolata Pam De Vries 2011-4-27 7773 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains. Off Blue Cloud Road, about 0.65 air miles NNW of the intersection of Blue Cloud Road and Bouquet Canyon Road., (1.2 air miles west of Vasquez Canyon Road and Bouquet Canyon Road). 486 Comment
  RSA729190  Muhlenbergia californica R. G. Swinney 1999-5-15 7172 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR270027  Muhlenbergia californica R. G. Swinney 2010-9-9 13790 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG96687  Muhlenbergia microsperma S. Boyd with T. Ross, L. Arnseth 1990-4-7 4195 Los Angeles upper reaches of China Cyn Comment
  SD252255  Muhlenbergia microsperma Steven A. Junak 1999-5-20 Sca 929 Los Angeles Santa Catalina Island: Along Cottonwood Road, 0.5 mile E of reservoir, S facing slope, plant stop. 206 Comment
  RSA377611  Muilla maritima Elbert Benjamine 1929-5-26 190 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UCR190794  Muilla maritima R. G. Swinney 2001-4-18 7926 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  RSA660253  Muilla maritima Orlando Mistretta, Peter L. Morrell 1992-6-4 501 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SBBG13616  Munzothamnus blairii P. H. Raven 1962-4-12 17310 Los Angeles large cyn below the Tomb 243 Comment
  SBBG52890  Munzothamnus blairii F. C. Boutin 1967-4-23 1666 Los Angeles Lemon Tank 304 Comment
  UCR91386  Myoporum laetum Scott D. White 1995-3-15 2575 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  JEPS1377  Nama demissa var. demissa Frank W. Peirson 1921-5-19 2415 Los Angeles Little Rock Creek , Little Rock Creek (San Gabriel Mountains) 1036 Comment
  RSA614989  Nama demissa var. demissa Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA187854  Nassella lepida R. F. Thorne 1966-6-1 36483 Los Angeles Santa Catalina Island. Opposite Bird Park, Avalon. 30 Comment
  RSA0034460  Nassella lepida Ron Martinolich 1991-5-14 76 Los Angeles Los Angeles, Muholland Drive, 1.7 mi. west of intersection with Encino Hills Dr. Comment
  POM346626  Nasturtium officinale Barry Burnell 1969-5-22 135 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  POM11683  Navarretia hamata subsp. hamata Ernest Braunton 1903-06 891 Los Angeles From Glendale to Burbank Comment
  CAS-BOT-BC109085  Nemacaulis denudata var. denudata Geo. B. Grant 1901-1-1 827 Los Angeles From Terminal Island. Comment
  RSA439271  Nemacladus sigmoideus Robert Gustafson 1982-4-26 2028 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  UCR177498  Nemacladus sigmoideus LeRoy Gross 2005-5-19 2285 a Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
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Feb 18 2017
  RSA586649  Nemacladus sigmoideus Orlando Mistretta 1995-6-1 1757 Los Angeles Carr Canyon. San Gabriel Mountains. 976 Comment
  SD87770  Nemacladus sigmoideus Frank W. Peirson 1927-5-7 7265 Los Angeles 4.0 miles east of Lancaster. Comment
  SEINET10460934  Nemacladus sigmoideus Thorne 1969-7-2 THORNE 38285 Los Angeles San Gabriel Mts., Angeles National Forest: Upper Chilao Campground 1615 Comment
  UCSB5329  Nemophila menziesii Ballard 1954-4-13 Los Angeles On Pomona College Campus 259 Comment
  RSA652167  Nemophila menziesii Toppenberg s.n. Los Angeles Angeles Crest hwy, 1 miles from Ranger Station. Comment
  RSA421377  Nemophila menziesii var. integrifolia W. P. Burger 1979-5-5 71 Los Angeles Angeles Forest Highway 3 miles from jct. with Angeles Crest Hwy, ca. 30 yds. up a small stream. 915 Comment
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Sep 25 2014
  RSA421304  Nemophila menziesii var. integrifolia Frances Runyan 1973-4-7 28 Los Angeles Agua Dulce, north of freeway 610 Comment
  RSA226234  Nemophila menziesii var. menziesii Gary D. Cromwell 1971-4-21 574 Los Angeles Mystic Canyon, 2 mi. NE of Glendora, about 1 m above creek bed Comment
  RSA607025  Nemophila menziesii var. menziesii Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  CAS-BOT-BC349861  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale and Piute Butte, Mohave Desert Comment
  RSA577280  Nicotiana attenuata Orlando Mistretta 1994-7-20 1440 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. 1402 Comment
  CHSC95889  Nicotiana glauca LeRoy Gross 2003-2-22 746 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA0057926  Nicotiana glauca Richard G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  RSA598904  Nicotiana glauca R. G. Swinney 1989-11-24 1472 Los Angeles San Gabriel Mountains: in and near Glendora Wilderness Park, Big Dalton Canyon, 1.2 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road. 442 Comment
  RSA651992  Nicotiana glauca Bob Edwards 1948-5-4 s.n. Los Angeles La Habra heights (La Hacienda Ave.) 5 1/2 mi south of Puente. 198 Comment
  RSA672295  Nicotiana glauca Joseph M. Keefe 2001-1-19 30943 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UCR127060  Nicotiana quadrivalvis Mark A. Elvin, Cathleen Weigand 2003-4-7 2443 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  SEINET10696843  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3977 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SBBG61330  Oenothera californica subsp. californica R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  RSA703841  Oenothera elata A. C. Sanders, Mark A. Elvin 2002-6-20 25239 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
  UC1007160  Oenothera elata subsp. hookeri P. A. Munz 1937-7-4 14690 Los Angeles Claremont Comment
  UCR190089  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR206506  Oenothera laciniata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36967 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
  UCR210054  Oenothera laciniata A. C. Sanders 2009-11-6 37206 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA201976  Olea europaea Arthur C. Gibson; 2004-3-10 5008 Los Angeles Santa Monica Mountains, Rustic Canyon, from Camp Josepho to the bottom of Rustic Canyon Comment
  SBBG131518  Oligomeris linifolia S. A. Junak 2000-6-30 SCa 1363 Los Angeles just E of Catalina Harbor 39 Comment
  SEINET4890715 Image available Opuntia X vaseyi Joseph Marlowe Keefe 2001-1-19 30982 Los Angeles Verdugo Mountains, Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles 385 Comment
  POM156366  Opuntia oricola L. R. Abrams 1902-6-9 2515 Los Angeles Playa del Rey. Comment
  RSA0116851  Opuntia phaeacantha R. G. Swinney 2010-6-1 13087 C Los Angeles San Gabriel Mountains; Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  SBBG122090  Orcuttia californica A. Parikh, N. Gale 2003-5-10 731 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  POM156716  Oreonana vestita L. R. Abrams 1902-7-12 2702 Los Angeles Mt. San Antonio 2744 Comment
  RSA580503  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1994-5-11 7830 Los Angeles Sawmill Mountain: center summit area, along Maxwell Truck Trail; ca 1370 m ESE of Upper Shake Campground. 1405 Comment
  UC574921  Orobanche fasciculata Carl Epling, Charles Darland June 1935 Los Angeles Tujunga Canyon. Comment
  UCR147620  Orobanche valida subsp. valida Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1197 Los Angeles Transverse Ranges; San Gabriel Mountains region, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1860 Comment
  UC57486  Orobanche vallicola J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon 152 Comment
  RSA0059344  Orobanche vallicola R. D. Harwood 1920-2-20 3275 Los Angeles Claremont. 365 Comment
  RSA724672  Orthocarpus purpurascens var. purpurascens K. Dobry 1991-5-22 d- 770 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UC54052  Osmadenia tenella L. A. Greata 1903-5-1 322 Los Angeles n Pasadena; Arroyo Seco Comment
  POM67102  Osmorhiza brachypoda Marcus E. Jones 1924-05 s.n. Los Angeles Stoddard Canon Comment
  RSA640721  Osmorhiza brachypoda L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA729937  Osmorhiza brachypoda R. G. Swinney 1999-6-25 7415 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA458982  Osmorhiza brachypoda E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  RSA188327  Oxalis corniculata Robert F. Thorne 1966-5-31 36428 Los Angeles Santa Catalina Island: Avalon. 8 Comment
  UCSB33684  Oxalis corniculata Filice, Diane 1965-3-2 Los Angeles Devonshire Lane, Altadena, San Gabriel Foothills 396 Comment
  CAS-BOT-BC474751  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: between Canyon Crest Dr & National Forest boundary Comment
  UCR271305  Oxytheca parishii var. parishii R. G. Swinney 2011-9-27 15702 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA392881  Oxytheca trilobata Geo. L. Moxley 1915-7-23 430 Los Angeles Summit of Strawberry Peak, San Gabriel Mts. 1875 Comment
  RSA506842  Oxytheca trilobata Louis C. Wheeler 1967-8-24 10508 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2043 Comment
  UCR101298  Oxytheca trilobata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  RSA501313  Paeonia californica S. Zona 1989-4-1 306 Los Angeles Tapia County Park, Shaded north facing slope beyond picnic area. 180 Comment
  UC72895  Paeonia californica Geo. B. Grant Apr 1902 908 Los Angeles Pasadena Comment
  CAS-BOT-BC121159  Paeonia californica Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains, Pacoima Canyon. 731 Comment
  SD113797  Paeonia californica Darley F. Howe Apr 1951 56 Los Angeles Claremont Comment
  UC1870193  Parietaria hespera var. californica LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  RSA714986  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  UCR101754  Parnassia cirrata L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mtns, South Fork of Alder Gulch 1677 Comment
  CAS-BOT-BC265636  Paspalum distichum J. Ewan 1931-10-24 5262 Los Angeles North shore Malibu Lake, Santa Monica Mts. Comment
  RSA0063026  Pectocarya linearis subsp. ferocula LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7014 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
  POM50879  Pectocarya penicillata L. R. Abrams 1901-4-6 s.n. Los Angeles Big Tujunga Wash Comment
  RSA590065  Pectocarya penicillata Orlando Mistretta 1994-3-30 989 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  UCR118696A  Pectocarya penicillata David Charlton 1989-4-30 3032 A Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs, c. 5 mi. (air) south of Palmdale, approximately 1 mile north of the northern boundary of the Angeles National Forest 1037 Comment
  RSA674638  Pectocarya recurvata Scott D. White, Kent Hughes 2000-5-16 7861 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA599267  Pectocarya setosa Steve Boyd, Lauren Raz 1997-3-31 9441 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  SBBG119038  Pedicularis densiflora S. Boyd 2004-4-15 10900 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of FS Rd 5N14 Comment
  SBBG106900  Pelargonium X hortorum M. L. Hoefs, R. F. Thorne 1996-4-6 2656 Los Angeles Wrigley Rd, above jct of Middle Terrace Rd, Avalon 91 Comment
  SBBG31296  Pelargonium X hortorum R. F. Thorne 1966-6-1 36477 Los Angeles rd to Pebbly Beach 30 Comment
  RSA686724  Pellaea andromedifolia George B. Grant 1904-5-17 s.n. Los Angeles Mt. Wilson. Comment
  SBBG119306  Pellaea andromedifolia V. Soza, K. Hughes 1999-6-17 548 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  RSA534134  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5056 Los Angeles San Clemente Island. At the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA651843  Pellaea andromedifolia Eleanor McClung 1937-4-29 150 Los Angeles Collected at Museum hill, Highland Park. Comment
  RSA0037192  Pennisetum villosum B. L. Bement 1978-10-15 s.n. Los Angeles Arcadia. Comment
  RSA250517  Penstemon caesius Robert F. Thorne, John Dourley 1967-10-10 37369 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles east of Dawson Saddle. 2348 Comment
  CHSC26127  Penstemon centranthifolius W. Holbrook 1967-4-15 24 Los Angeles Soledad Cyn. Rd. at main Hwy. 609 Comment
  NY583772  Penstemon centranthifolius C. B. Wolf 1936-5-27 7836 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 miles off Soledad Canyon 914.4 Comment
  UCR116294  Penstemon centranthifolius B. G. Pitzer 1998-5-12 3712 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  SBBG4556  Penstemon grinnellii D. Kershaw 1998-6-5 Los Angeles Pine Cyn Rd, E of St Hwy 138 1127 Comment
  UCSB9638  Penstemon grinnellii Wedberg, Lee 1954-5-10 Los Angeles Upper Arroyo Seco Canyon; Bottom of wash 914 Comment
  RSA408037  Penstemon grinnellii subsp. grinnellii V. V. Giles 1936-7-5 248 Los Angeles Road 7 miles below Crystal Lake. Comment
  SFV13115  Penstemon grinnellii var. grinnellii W. M. Perry 1980-8-16 105 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  CLARK-A1528-4307  Penstemon heterophyllus Art Whistler 1966-6-20 9 Los Angeles Malibu Comment
  RSA407917  Penstemon heterophyllus var. australis N. C. Cooper 1949-6-29 4368 Los Angeles San Gabriel Canyon. 457 Comment
  RSA408093  Penstemon heterophyllus var. australis H. L. Bauer 1932-5-1 16801 Los Angeles Calabasas. Comment
  SBBG66540  Penstemon heterophyllus var. australis R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC174669  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA640312  Penstemon spectabilis Louis C. Wheeler 1931-6-11 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  RSA657469  Penstemon spectabilis subsp. subviscosus C. Schapiro 1979-4-10 2 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  LA51909  Penstemon spectabilis var. subviscosus S. Beller; 1962-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, near Calabasas. Comment
  LA3431  Pentagramma triangularis subsp. triangularis A. M. Johnson; 1928-2-16 51 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA94204  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-19 1745 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  UC223682  Pentagramma viscosa C. F. Millspaugh 1919-12-4 4466 Los Angeles Descanso Canyon; Santa Catalina Isl. Comment
  RSA164847  Perideridia parishii subsp. latifolia Wesley O. Griesel 1963-8-9 875 Los Angeles Highway #2 near Mt. Pacifico turnoff 1828 Comment
  OBI35706  Peritoma arborea Rebecca Cicoria 1982-4-25 52 Los Angeles Palos Verdes Peninsula: Agua Magna Cyn, Rolling Hills Comment
  SD37596  Peritoma arborea var. arborea Edith A. Purer 1932-4-23 Los Angeles El Segundo Comment
  CAS-BOT-BC73739  Peritoma arborea var. globosa Rimo Bacigalupi 1925-4-19 1179 Los Angeles Crane Lake alond Ridge Route Comment
  RSA723074  Persicaria maculosa LeRoy Gross 2007-5-16 2742 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  UCR231075  Petalonyx thurberi Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  JEPS8636  Petalonyx thurberi subsp. thurberi Rimo Bacigalupi 1952-8-8 3897 Los Angeles 2.1 mi w Soledad Canyon road junction with Agua Dulce Canyon road (in wash of Bee Creek, a tributary of Soledad Creek in Soledad Canyon); Soledad Canyon, Soledad Creek, Bee Creek 525 Comment
  RSA668149  Petalonyx thurberi subsp. thurberi Ian Swift 2001-7-8 253 Los Angeles Bee Canyon, 0.5 km north of Soledad Canyon. 549 Comment
  CAS-BOT-BC534059  Phacelia R. G. Swinney 2010-4-30 12448 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, c. 0.7 mi E of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn 537 Comment
  UCR189847  Phacelia R. G. Swinney 1998-7-21 6471 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA426152  Phacelia bicolor Robert M. Perkins 1935-4-14 60 Los Angeles Near Lancaster, on the desert. Comment
  UC1537534  Phacelia brachyloba Gordon H. True 1938-6-22 882 Los Angeles near Bouquet Dam; Bouquet Canyon 609 Comment
  LA85582  Phacelia cicutaria var. hispida Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  RSA650555  Phacelia cicutaria var. hispida Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  RSA747225  Phacelia cicutaria var. hispida R. G. Swinney 2008-4-10 8629 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  HSC79408  Phacelia cicutaria var. hispida Mike Ikeda 1968-4-4 35 Los Angeles 8 mi. N of Malibu, 4 mi. S of jct. Hwy. 101 and Las Virgenes Creek, Santa Monica Mtns. 610 Comment
  SDSU6641  Phacelia cicutaria var. hispida Gerald Collier 1951-4-15 M 409 Los Angeles simi hills. one mile inside en trance of north American testing grounds about 3 miles N.E of Chatts Worth Lake. Grassy Slope. Comment
  POM310392  Phacelia cicutaria var. hubbyi Margaret Hardinge 1946-3-28 159 Los Angeles Hills west of Pomona 366 Comment
  UCR192192  Phacelia cryptantha A. C. Sanders 2008-4-18 34968 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  UC519877  Phacelia davidsonii C. Epling 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts. Comment
  RSA616274  Phacelia distans Scott D. White 1998-5-15 6487 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA748907  Phacelia distans R. G. Swinney 2008-5-2 8742 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCD120415  Phacelia distans Daryl Koutnik; Vickie Dawes 1978-4-6 258 Los Angeles South of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  UCR193606  Phacelia distans R. G. Swinney 1999-6-28 7452 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  RSA158285  Phacelia distans Peter H. Raven 1962-4-11 17306 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  RSA650559  Phacelia distans Jim Moon 1948-3-27 s.n. Los Angeles growing on west side of Bass Cleft Ranch, 3 1/2 mi. N/W of San Dimas 213 Comment
  SEINET4081445  Phacelia distans M. B. Dunkle 1939-1 7212 Los Angeles At southeast point of San Clemente Island. Comment
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Jul 26 2016
  UCR194157  Phacelia fremontii A. C. Sanders 2008-4-13 34880 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  UC1594386  Phacelia grandiflora Tim Ross 1992-5-17 6331 Los Angeles San Gabriel Reservoir San Gabriel Mountains (center w side, short easterly spur canyon along Hwy 39) 463 Comment
  UCR111502  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  RSA427971  Phacelia grandiflora N. C. Cooper 1945-5-1 2188 Los Angeles Santa Monica Mtns 762 Comment
  RSA762287  Phacelia grandiflora Orlando Mistretta, Christine Mistretta 2008-5-5 2646 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
  SEINET5763101  Phacelia grandiflora L. C. Wheeler 1936-6-8 4141 Los Angeles San Gabriel Mts., mouth of Bell Canyon Comment
  NY57339  Phacelia heterosperma S. B. Parish 06 1887 1980 Los Angeles Rock Creek, border Mohave Desert Comment
  RSA428011  Phacelia imbricata Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  RSA11060  Phacelia longipes Carl B. Wolf 1928-3-29 1570 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA755715  Phacelia longipes R. G. Swinney 2008-6-18 9069 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  SJSU13499  Phacelia longipes C. W. Sharsmith 1941-6-22 4402 Los Angeles Eaton Canyon, San Gabriel Mts 762 Comment
  LA46951  Phacelia minor Carl Epling; M. Epling 1925-1 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0087876  Phacelia minor R. G. Swinney 2010-6-29 13373 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  SD113341  Phacelia minor Darley F. Howe April 1915 33 Los Angeles Claremont Comment
  UC1584889  Phacelia mohavensis Tim Ross and Steve Boyd 1991-7-24 5612 Los Angeles ridge nne G.M.; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad 1914 Comment
  UC1174692  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCR231079  Phacelia ramosissima Dan S. Cooper 2011-9-5 s.n. Los Angeles South Coast, El Segundo, vicinity of Hyperion, on top of dune adjacent to Scattergood Powerplant, east of Vista Del Mar Blvd., north of Grand Ave. 45 Comment
  RSA106837  Phacelia tanacetifolia Percy C. Everett, Nick Lolonis 1962-4-30 24459 Los Angeles Hwy 138 at intersection with Palmdale Road Comment
  RSA160867  Phacelia tanacetifolia Percy C. Everett, Nick Lolonis 1962-4-30 24459 Los Angeles Hwy 138 at intersection with Palmdale Road Comment
  UCSB10395  Phacelia tanacetifolia Wedberg, H. 1957-4-6 Los Angeles 1/2 mi. W Las Flores, vacant lot N of road 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
  UC1929560  Phalaris aquatica V. Soza, LeRoy Gross 2001-5-22 1234 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15). 716 Comment
  POM1063  Phalaris lemmonii I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  POM147539  Phalaris minor Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UCR124564  Phlox diffusa B. C. Templeton 1932-6-17 4905 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA0004088  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles El Segundo. Comment
  RSA692172  Pholistoma auritum Scott D. White 2003-5-20 9318 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  UC1584874  Pholistoma auritum Tim Ross 1991-4-8 4458 Los Angeles western Pomona (Elephant Hill); San Dimas U.S.G.S. 7.5' Quad., , Elephant Hill 228 Comment
  UCR88706  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA459305  Pholistoma racemosum F. R. Fosberg 1931-3-24 4345 Los Angeles Hamilton s Canyon, Santa Catalina Island 50 Comment
  CAS-BOT-BC135285  Phoradendron bolleanum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3388 Los Angeles Little Rock Creek, Joshua Tree Campground on the SW side of Little Rock Reservoir; San Gabriel Mountains 1002 Comment
  SBBG1367  Phoradendron bolleanum J. M. Tucker 1946-10-18 1472 Los Angeles 6.1 mi S of Gorman Comment
  UCR129918  Phoradendron bolleanum var. pauciflorum Vanessa Ashworth, Nigel Boyle 1994-8-23 61 Los Angeles San Gabriel Mtns., base of Mt. Baldy Ski lift Comment
  UCR129923  Phoradendron densum Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1121 Los Angeles San Gabriel Mtns, Santiago Canyon. Ridge on the W edge of Santiago Canyon watershed c. 1 mi south of Mt. Emma 1524 Comment
  UCR206450  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR223351  Phoradendron pauciflorum R. G. Swinney 2009-7-29 11418 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR193705  Phoradendron villosum R. G. Swinney 1999-4-5 7034 Los Angeles San Gabriel Mtns., Big John Flat 1646 Comment
  RSA544545  Phyla nodiflora Tim S. Ross, E. Kellogg 1992-4-11 6121 Los Angeles San Clemente Island: vicinity of Wilson Cove settlement. Introduced and locally naturalized. 87 degrees East, ca 770 m from 'Harbor' knoll (648 ft.) or ca 178 degrees S, 770 m distat from 32'BM at Wilson Cove. Comment
  SBBG19219  Phyllospadix torreyi M. A. Piehl 1963-12-7 631036 Los Angeles opposite Pyramid Head (detached) Comment
  RSA188271  Picris echioides R. F. Thorne 1966-5-31 36450 Los Angeles Santa Catalina Island: Little Harbor. 5 Comment
  RSA472030  Picris echioides F. R. Fosberg 1930-6-26 s 3003 Los Angeles Culver Garden. 15 Comment
  UCR280728  Pinus coulteri R. G. Swinney 2011-6-14 15132 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA628590  Pinus flexilis L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  CATA3540  Pinus halepensis Benjamin J. Dion, Kristy Lanz 2018-5-18 007 Los Angeles Santa Catalina Island: Interior; in drainage in Middle Cottonwood Canyon watershed 177 Comment
  SEINET10612012  Pinus halepensis Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2413 Los Angeles San Dimas, at 730 Walnut Street. Comment
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UCR145198  Pinus jeffreyi June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CAS-BOT-BC78746  Pinus lambertiana Joseph Andorfer Ewan 1936-8-7 9984 Los Angeles Ski Trail above Big Pines, San Gabriel Mts. 2133 Comment
  RSA384351  Pinus lambertiana L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 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
  RSA384364  Pinus monophylla George R. Johnstone 1928-03 s.n. Los Angeles Near Little Rock, Mojave Desert Comment
  RSA628322  Pinus monophylla L. C. Wheeler 1970-7-24 s.n. Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area; Pinyon Ridge; Pinyon Trail. 1768 Comment
  UCR269935  Pinus monophylla R. G. Swinney 2010-5-19 12804 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
  RSA542789  Piperia cooperi Philip A. Munz 1919-5-14 2792 Los Angeles Claremont. 365 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
  RSA0008145  Piptatherum miliaceum P. H. Raven 1959-9-6 14391 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  UCR190258  Pityrogramma triangularis R. G. Swinney 2000-5-21 7779 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
  CSUSB2113  Pityrogramma triangularis Keith Thompson 1969-12-13 s.n. Los Angeles Evey Canyon 731 Comment
  CHSC5083  Plagiobothrys Mary MacArthur 1967-6-24 68 Los Angeles .7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA716210  Plagiobothrys arizonicus Andrea Edwards, Pam De Vries 2006-4-11 88 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR150669  Plagiobothrys canescens James Henrickson 2000-4-15 20684 2 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  POM11630  Plagiobothrys canescens George B. Grant 1898-3-20 s.n. Los Angeles Lincoln Park Comment
  RSA232824  Plagiobothrys canescens R. F. Thorne 1966-4-17 36134 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  UCR126563  Plagiobothrys nothofulvus A. C. Sanders, Andy Thomson 2003-4-15 25983 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  SEINET6047205  Plagiobothrys nothofulvus Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SBBG123033  Plantago arenaria S. D. White, J. Wood 2008-5-19 12017 Los Angeles Whittier Narrows Dam County Recreation Area, San Gabriel River floodplain, between Durfee Ave and 605 freeway, SCE powerline corridor 67 Comment
  UCR274082  Plantago coronopus Steven A. Junak 1999-5-20 SCa- 938 Los Angeles Channel Islands, Santa Catalina Island, ridge between Cottonwood and Escondido Canyons, on south side of Cottonwood-Black Jack Road, c. 0.6 mile up from reservoir 256 Comment
  LA82073  Plantago erecta Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA401968A  Plantago erecta F. R. Fosberg 1931-5-14 S- 4862 Los Angeles Above Ranch, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA402028A  Plantago erecta A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  SDSU14826  Plantago erecta Chris Peregrin 2003-3-24 17 Los Angeles Topanga State Park. Coastal bluff on west side of Topanga Creek. Along trail leading out of Rodeo Grounds. 73 Comment
  UC28042  Plantago erecta Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  POM4820  Plantago hirtella var. galeottiana O. Kenney 1890-1 s.n. Los Angeles Collected near Pasadena Comment
  RSA650597  Plantago major Jim Graham 1953-5-24 s.n. Los Angeles West of Imperial Hy. and 1/4 mile east of Lemon Dr., Whittier. 69 Comment
  RSA68968  Plantago major F. W. Peirson 462 Los Angeles Weed AT 1085 New York Drive, Altadena. Comment
  UC1587696  Plantago ovata Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5207 Los Angeles 1300 ft nnw Guds (888') marker; San Clemente Island 240 Comment
  RSA616130  Platanthera sparsiflora Louis C. Wheeler 1966-8-21 8827 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  LA206348  Platanus racemosa Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Cajon Pass Comment
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Jan 12 2014
  UCR186052  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  RSA702487  Platystemon californicus Scott D. White 2004-5-5 10302 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UC520025  Platystemon californicus Joseph Andorfer Ewan 1932-5-19 7535 Los Angeles Playa del Rey Comment
  RSA252875  Platystemon californicus Robert F. Thorne 1973-5-11 43522 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  POM21359  Pluchea odorata Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  UCR271839  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA177746  Poa annua R. F. Thorne, P. Everett 1965-5-11 34663 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  SBBG56747  Poa annua M. N. Ackley -Feb-1926 7 Los Angeles Eagle Rock 182 Comment
  UCR204747  Poa pratensis R. G. Swinney 2005-8-9 8421 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  LA33426  Poa secunda subsp. secunda Henry J. Thompson; 1959-3-27 1887 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  RSA710801  Poa secunda subsp. secunda LeRoy Gross 2005-5-3 2249 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., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UC167322  Poa secunda subsp. secunda unknown 1905-4-4 1016 -6463 Los Angeles Pasadena Comment
  UCD91689  Poa secunda subsp. secunda Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the W end of the San Fernando Valley. 365 Comment
  UCR220227  Polycarpon tetraphyllum R. G. Swinney 2009-4-7 10295 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA595616  Polycarpon tetraphyllum L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  RSA601133  Polygonum convolvulus Louis C. Wheeler 1946-5-26 6211 Los Angeles El Monte. 2002 North Durbee Road. Comment
  CAS-BOT-BC71896  Polypodium californicum John H. Thomas 1956-11-8 6468 Los Angeles San Gabriel Mountains, western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  LA94066  Polypodium californicum Lawrence L. Kiefer; 1966-3-26 1785 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCR216753  Polypodium californicum R. G. Swinney 2009-2-20 10004 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCSB62405  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62409  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  RSA579533  Polypogon interruptus Timothy S. Ross, Steve Boyd 1994-5-24 7843 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  CATA1083  Polypogon monspeliensis Mark L. Hoefs 1995-5-16 2033 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CATA1385  Polypogon monspeliensis Mark L. Hoefs 1995-9-7 2515 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  CATA847  Polypogon monspeliensis Mark L. Hoefs 1991-6-26 1447 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  UCSB70461  Polypogon monspeliensis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road off of Verdugo Mountain Way dirt fire road; Down the road (north) until you come to bottom of canyon ± shady damp area in dry canyon bed 427 Comment
  RSA385488  Polypogon viridis Edwin Kline 1924-6-22 s.n. Los Angeles Arroyo Seco. San Gabriel Mountains. Comment
  UCR259589  Polypogon viridis R. G. Swinney 2010-9-7 13726 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA0021514  Populus balsamifera subsp. trichocarpa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5143 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC453704  Potamogeton illinoensis F. Grinnell Jr. 1917-9-1 s.n. Los Angeles Crystal Lake near Mt Islip, San Gabriel Mountains Comment
  RSA660226  Prunus ilicifolia subsp. ilicifolia Fred Brooks, P. Sobkowiak 1988-4-23 13 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  CAS-BOT-BC154563  Prunus ilicifolia subsp. lyonii Reid Moran 1958-9-16 6844 Los Angeles 2 miles SE of Eel Point, San Clemente Island 150 Comment
  RSA3748  Prunus lyonii Carl B. Wolf 1932-5-11 3574 Los Angeles Santa Catalina Island. Cherry Valley between road and ocean. 23 Comment
  SEINET10629239 Image available Prunus persica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3777 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA721291  Pseudognaphalium biolettii R. G. Swinney 1998-3-14 5902 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  UCR47373  Pseudognaphalium biolettii David Charlton 1987-1-31 640 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  SD90381  Pseudognaphalium biolettii Robert F. Thorne 1966-4-16 36028 Los Angeles San Clemente Island; rocky slope above Wilson Cove. 29 Comment
  CAS-BOT-BC356714  Pseudognaphalium californicum Tim Ross; Steve Boyd 1994-5-25 7954 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  SEINET3195633 Image available Pseudognaphalium californicum G. Rink 2011-6-1 10578 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UCR258928  Pseudognaphalium canescens subsp. microcephalum R. G. Swinney 2010-4-20 12277 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  JEPS20082  Pseudognaphalium microcephalum Peter H. Raven 1957-9-21 11329 Los Angeles hill at nw end U.C.L.A. Campus Comment
  RSA574305  Pseudognaphalium stramineum R. G. Swinney 1994-5-7 2824 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  CAS-BOT-BC80068  Pseudotsuga macrocarpa Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  NY63564  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR149809  Pteridium aquilinum Scott D. White 2004-4-23 10236 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCD136173  Pteridium aquilinum var. pubescens Louis C. Wheeler 1964-6-8 8480 Los Angeles San Gabriel Mountains, Burbank Canyon, W of Thompson Creek Dam. Comment
  JEPS57994  Pterostegia drymarioides Frank W. Peirson 1918-5-19 17 Los Angeles Millards Canyon San Gabriel Mts., Millards Canyon Comment
  UCR101722  Pterostegia drymarioides B. G. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  POM62595  Pycnanthemum californicum C. F. Baker 1903-8-2 3449 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UC2042130  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Cienega Comment
  RSA0025112  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36839 Los Angeles Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N. Montebello Blvd. 103 Comment
  CAS-BOT-BC45792  Quercus George B. Grant; Walter Wheeler 1904-4-21 6137 Los Angeles Santa Catalina Island Pacific Ocean of Southern California, at Eagle nest Comment
  UCSB27864  Quercus X grandidentata Lloyd, Robert 1959-3-12 Los Angeles 461 Norumbega St, Monrovia, San Gabriel Mts. Comment
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Oct 30 2014
  RSA476847  Quercus agrifolia Ora M. Clark 1929-1-27 1489 Los Angeles North Hollywood Comment
  RSA3307  Quercus berberidifolia Carl B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  RSA655463  Quercus berberidifolia LeRoy Gross 2000-11-12 332 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  RSA655937  Quercus berberidifolia James Henrickson 2000-4-15 20706 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UCD45292  Quercus berberidifolia John M. Tucker 1941-3-2 207 Los Angeles Beside Highway 99, 21 miles south of Gorman, Los Angeles County, California. Comment
  UCR178211  Quercus berberidifolia LeRoy Gross 2000-11-4 316 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  LA205270  Quercus chrysolepis J. Sauer; 1972-5-1 5076 Los Angeles San Gabriel Mountains, N side of Mt. Pacifico Comment
  POM123327  Quercus chrysolepis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA0031679  Quercus chrysolepis Donna Kenyan 1969-5-1 4 Los Angeles Tujunga wash. 457 Comment
  RSA664090  Quercus chrysolepis Marianne Marshall 1981-5-29 33 Los Angeles Ca. Hwy 39, 14.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  POM9637  Quercus chrysolepis P. A. Munz 1920-12-5 4398 Los Angeles Claremont. 366 Comment
  CAS-BOT-BC86385  Quercus dumosa John Thomas Howell 1927-9-30 3125 Los Angeles near the zoo, Griffith Park Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  JEPS37347  Quercus durata Theodore Payne 1927-11-5 5 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  UCSB68637  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale; following fire break up to main crest (to Beaudry fire road) 304 Comment
  RSA655366  Quercus durata var. gabrielensis LeRoy Gross 2000-11-12 328 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  RSA654504  Quercus engelmannii Lyman Benson 1946-12-20 12266 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  SD121745  Quercus engelmannii Ward B. Holt 1941-10-31 Los Angeles Monrovia Comment
  RSA587491  Quercus john-tuckeri Orlando Mistretta 1994-9-13 1476 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  CAS-BOT-BC105249  Quercus kelloggii I. M. Johnston 1917-8-24 1714 Los Angeles San Antonio Mountains, Prairie Fk of San Gabriel R. Open canon (canyon) 1981 Comment
  CAS-BOT-BC257779  Quercus tomentella P. S. Manos 1988-10-28 684 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  CAS-BOT-BC258364  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 239 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  CAS-BOT-BC258376  Quercus tomentella P. S. Manos 1988-10-28 678 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  RSA187883  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  SBBG41297  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  UCR107567  Quercus tomentella M. R. Benedict 1971-6-26 s.n. Los Angeles San Clemente Island, Oak Grove, Peak 1942, directly S of White Rock, and near triangulation point 'Alta Comment
  SBBG59048  Quercus wislizeni var. frutescens R. Hoffmann 1927-8-31 Los Angeles Mint Cyn, Oak's Garage Comment
  CAS-BOT-BC362467  Rafinesquia californica L. R. Abrams 1899-3-1 210 Los Angeles Santa Monica Mts Comment
  UC1293677  Rafinesquia californica P. C. Everett and E. K. Balls 1959-6-2 23829 Los Angeles 1 mi ne entrance Stokes Canyon; Santa Monica Mountains 228 Comment
  UCR187251  Ranunculus californicus A. C. Sanders 2006-4-18 32116 Los Angeles Tehachapi Mtns. Foothills, hills south of Oso Canyon on the west side of the Cement Plant Rd., c. 0.75 mile north of Quail Lake 1067 Comment
  UCR19814  Ranunculus californicus I. M. Johnston 1917-2-10 69 Los Angeles San Gabriel Valley, hills south of Pomona 366 Comment
  RSA0018980  Ranunculus californicus var. californicus Lyman Benson 1957-4-17 15719 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  UC535619  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  UCR175047  Rhamnus californica Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  UCR223462  Rhamnus californica R. G. Swinney 2009-6-8 11093 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
  CAS-BOT-BC59928  Rhamnus crocea Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon. Comment
  RSA7828  Rhamnus crocea Carl B. Wolf 1928-3-29 1593 Los Angeles 1 mile north of Castaic. Comment
  LA52139  Rhamnus ilicifolia A. M. Johnson; 1935-4-22 4567 Los Angeles Comment
  POM85015  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC59777  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mi. from Middle Ranch on road to Black Jack Peak. 274 Comment
  CAS-BOT-BC59782  Rhamnus pirifolia Mr. J. G. Baker s.n. Los Angeles unspecified. Comment
  POM186356  Rhamnus tomentella subsp. cuspidata Joseph A. Ewan, A. N. Dunn 1933-7-22 7840 Los Angeles San Gabriel Peak. 1867 Comment
  SEINET10692947  Rhus Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2500 Los Angeles City of Pasadena. Vartan Family Grocery, 1511 E. Washington Blvd. 270 Comment
  CAS-BOT-BC168038  Rhus aromatica Timothy S. Ross; Steve Boyd 1994-5-10 7747 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  UCD135883  Rhus diversiloba Kenneth A. Wilson 1961-2-20 866 Los Angeles San Gabriel Mtns. Little Tijunga Canyon. Comment
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Oct 29 2014
  CAS-BOT-BC167919  Rhus integrifolia P. A. Munz; R. D. Harwood 1920-5-15 3948 Los Angeles Santa Monica Mts., Sepulveda Canyon 243 Comment
  RSA649822  Rhus integrifolia Matt Brooks 1988-5-7 47 Los Angeles Whittier, 1.0 miles east of the Whittier water tank on a fire road along a ridge. Comment
  RSA653535  Rhus integrifolia Ian Thompson 1997-2-14 14 Los Angeles Cal Poly Pomona Ecological Reserve, ridge east of C-line. Comment
  CAS-BOT-BC167949  Rhus ovata Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  POM182355  Rhus ovata Joseph A. Ewan 1931-10-24 5292 Los Angeles Talus slope in full sun East Fork Dume Canyon. 549 Comment
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May 8 2014
  RSA0083301  Rhus ovata R. G. Swinney 2010-5-25 12961 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA386381  Rhus ovata Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont & Western Comment
  SEINET12236057  Rhus ovata D. P. Reagan 1974-1 2 Los Angeles Cherry Canyon, approximately 5 mi N. of Castaic Comment
  UC1587602  Rhus trilobata Tim Ross 1991-8-14 5749 Los Angeles southerly slope Granite Mountain; San Gabriel Mountains, Granite Mountain 1914 Comment
  SBBG70985  Ribes aureum var. gracillimum M. N. Ackley -Jan-1926 994 Los Angeles Verdugo Rd, Glendale 213 Comment
  UCR151020  Ribes aureum var. gracillimum Scott D. White 1997-5-7 5068 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR219447  Ribes aureum var. gracillimum R. G. Swinney 2009-3-28 10199 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  SFV6204  Ribes californicum R. M. Muran 1974-2-12 16 Los Angeles Santa Monica Mountains Mandeville Canyon area, 3.5 miles south of Mulholland Drive. 427 Comment
  RSA279116  Ribes californicum var. hesperium Robert F. Thorne 1971-3-18 41495 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  CAS-BOT-BC108871  Ribes divaricatum var. parishii Ellsworth Bethel 1920-6-26 s.n. Los Angeles El Monte. Comment
  CAS-BOT-BC108876  Ribes divaricatum var. parishii F. V. Coville; R. Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  RSA0025055  Ribes indecorum Carl B. Wolf 1928-4-1 1617 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  SBBG17260  Ribes indecorum M. Vincent 1962-2-28 120 Los Angeles Old Topanga Cyn Rd, 0.5 mi W of New Topanga Rd, meadow 0.25 mi S of rd Comment
  RSA441466  Ribes malvaceum var. viridifolium Martha Hilrod 1929-1-14 s.n. Los Angeles Mt. Lowe. Comment
  JEPS49394  Ribes montigenum Frank W. Peirson 1918-8-16 73 Los Angeles summit Baldy; Mt. San Antonio Comment
  RSA250473  Ribes nevadense Robert F. Thorne 1967-10-10 37365 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA256964  Ribes speciosum Gary D. Wallace 1966-3-18 151 Los Angeles Highway 23, S of Lake Elanor, Santa Monica Mountains. 305 Comment
  UCR190085  Ribes velutinum R. G. Swinney 1998-8-27 6819 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  SD72391  Ribes viburnifolium Darley F. Howe 1968-2-25 Los Angeles Santa Catalina Island; hillside north of Fourth of July Cove. Comment
  PASA705  Ricinus communis Annetta Carter 1929-1-2 Los Angeles Near mouth of Big Santa Ana Comment
  RSA549202  Ricinus communis T. S. Ross 1990-6-20 3696 Los Angeles San Gabriel Mountains: Forest Service Rd 1N36 heading S from Rincon-Red Box Rd; ridge between Spinks and Van Tassel Canyons 756 Comment
  RSA657205  Ricinus communis Joseph M. Keefe 2001-1-19 30900 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles. 262 Comment
  UCR210083  Ricinus communis R. G. Swinney 2008-10-20 9639 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR95734  Rigiopappus leptocladus Steve Boyd, O. Mistretta 1996-5-1 8763 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  UCR95376  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mtns area, Bouquet Canyon, c. 0.9 mi. south of junction with Forest Service Road 6N08 561 Comment
  LA200328  Rorippa nasturtium-aquaticum W. O. Griesel; 1936-5-9 sn Los Angeles Comment
  SD143474  Rorippa nasturtium-aquaticum Robert F. Thorne, P. Everett 1965-5-10 34434 Los Angeles Cape Canyon, Santa Catalina Island. In stream bed 274 Comment
  RSA229035  Rosa californica Robert F. Thorne, C. W. Tilforth 1971-6-29 40715 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA650888  Rosa woodsii subsp. gratissima T. C. Thomas 1974-7-5 s.n. Los Angeles Big Pine, Hwy 2. 1829 Comment
  RSA482007  Rubus discolor Richard Noyes 1988-5-12 568 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  UCR272950  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC158812  Rubus ursinus Reid Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island Comment
  RSA0019764  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-7-1 5887 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA213340  Rubus ursinus Reid V. Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA599489  Rubus ursinus Steve D. Boyd, Lauren Raz 1997-3-25 9314 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  SDSU9249  Rubus ursinus Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns., 2.0 miles up canyon from base of Chantry Flats Trail. Comment
  LA33889  Rumex conglomeratus Henry J. Thompson; 1959-5-24 1994 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  UCR260789  Rumex hymenosepalus R. G. Swinney 2010-2-27 11731 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA593576  Rumex pulcher Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8913 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG95264  Rumex salicifolius M. B. Dunkle 1928-5-28 Los Angeles Cape Cyn Comment
  POM215938  Rumex salicifolius Louis C. Wheeler 1932-6-17 831 Los Angeles 1 mile west of Claremont 366 Comment
  RSA474864  Rumex salicifolius Louis C. Wheeler 1932-6-17 831 Los Angeles 1 mile west of Claremont 366 Comment
  UC6972  Rumex salicifolius var. salicifolius Harley P. Chandler 1897-5-11 Los Angeles Claremont 365 Comment
  RSA597292  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mountains: Mount Baldy Road on W shoulder, approx. 1/4 mi SW of Mount Baldy Road Junction with Glendora Mountain Road. 1220 Comment
  UCR208205  Salix exigua L. C. Wheeler 1932-9-12 1373 Los Angeles San Gabriel Mountains, San Antonio Canyon 1220 Comment
  UCR271853  Salix exigua R. G. Swinney 2011-6-23 15287 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UC506478  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1932-4-22 7630 Los Angeles 4 hectometers e of Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  UCR271884  Salix gooddingii R. G. Swinney 2011-3-15 14070 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  LA52064  Salix laevigata Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UC846601  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon 800 Comment
  LA208795  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7658 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA332893  Salix lasiolepis Wayne E. Sawyer 1981-6-11 31 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  SBBG57849  Salix lasiolepis C. W. Sharsmith 1932-2-11 10 Los Angeles lower San Gabriel Cyn, ca. 9.5 km above Azusa 300 Comment
  UC1135107  Salix lasiolepis Jerome S. Horton 1936-3-10 256 Los Angeles just below Dalton Canyon Dam; Pomona Quad. Comment
  UC1532976  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38901 Los Angeles ca. 1 mi. w Vincent Gap (at one of headwaters of E. fork Big Rock Creek, N face Mt. Baden-Powell); San Gabriel Mts., Angeles Nat'l Forest, canyon above Angeles 2331 Comment
  UC492415  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UC506419  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-11 7671 Los Angeles Ballona Creek at Ballona Marshes; , Ballona Creek Comment
  UCR212776  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1781 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  UCR258581  Salix lasiolepis R. G. Swinney 2010-4-23 12362 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC107532  Salix lasiolepis var. lasiolepis Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley, San Gabriel Mts. Comment
  LA211557  Salsola tragus Mark A. Elvin; 2003-6-9 2928 Los Angeles SANTA CLARITA VALLEY, Newhall Ranch, Commerce Center site, South end of ridge Northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52. 313.0 Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR246418  Saltugilia splendens Dan S. Cooper 2011-6-6 611- 77 B Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  RSA67056  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16031 Los Angeles E of Observatory on summit of Mt. Wilson 1677 Comment
  CATA1680  Salvia apiana Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2971 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  SEINET13297614 Image available Salvia columbariae R. G. Swinney 2011-1 14904 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
  UC57548  Salvia columbariae J. H. Barber 1897-3-23 95 Los Angeles Santa Monica Forestry Station Comment
  RSA651670  Salvia columbariae Paul Currie 1969-4-13 23 Los Angeles East Fork region of San Gabriel River, San Gabriel Mountains. 610 Comment
  UCR205844  Salvia dorrii R. G. Swinney 2008-5-8 8812 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCSB33626  Salvia dorrii var. dorrii Risk, Paul 1963-5-14 Los Angeles Little Rock Dam; San Gabriel Mountains 914 Comment
  CAS-BOT-BC214314  Salvia dorrii var. pilosa Steve Boyd; Lauren Raz 1997-3-25 9262 Los Angeles Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road, Libre Mountains Region 950 Comment
  LA69672  Salvia dorrii var. pilosa J. A. Ewan; Nesta Dunn 1936-8-5 9966 Los Angeles San Gabriel Mountains, Mescal Creek 1447 Comment
  RSA249769  Salvia dorrii var. pilosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42986 Los Angeles San Gabriel Mountains. 1143 Comment
  NY43071  Salvia leucophylla J. B. Walker 1995-3-31 1308 Los Angeles Angeles National Forest, 5km E of Castaic, along USFS Rd 5N17 500 Comment
  CLARK-A1528-586  Salvia leucophylla Virginia M. Bolton 1966-5-11 Los Angeles Padua Hills Comment
  CAS-BOT-BC229929  Salvia mellifera Peter H. Raven 1959-5-3 14096 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive at Laurel Pass 350 Comment
  RSA226170  Salvia mellifera Gary D. Cromwell, David W. Wheat 1971-4-16 520 Los Angeles Lower Mystic Canyon, Angeles National Forest; 2 miles NE of Glendora. Comment
  RSA483729  Salvia mellifera Richard Noyes, L. Arnseth 1988-4-30 523 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA656388  Salvia mellifera Ray Vose 1980-5-31 s.n. Los Angeles Verdugo Mountains: Location 20-30 yards south of 3420 Figueroa Street, Glendale. 412 Comment
  UCLA70028  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel; Verdugo Canyon Comment
  VVC3383  Salvia mellifera Tim Thomas 1973-5-1 18 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA434064  Salvia spathacea Lester H. Cushman 1932-3-6 s.n. Los Angeles Chaparral, Glendale Comment
  POM305142  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-4-26 435 Los Angeles Azusa. Comment
  RSA477518  Sambucus mexicana F. R. Fosberg, J. Ewan 1931-8-11 55511 a Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  RSA477556  Sambucus mexicana Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA654428  Sambucus mexicana Brian McColgan 1988-5-10 10 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  SFV20819  Sambucus nigra subsp. caerulea L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1086 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  RSA167642  Sanguisorba minor Peter H. Raven, Robert F. Thorne 1964-5-7 19037 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA470996  Sanicula arguta E. Crow 1928-4-11 246 Los Angeles hills south of Pomona Comment
  POM155762  Sanicula crassicaulis M. L. Bryan 1928-4-20 89 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  SEINET12119577  Sanicula laciniata F. W. Johnson 1910-1 s.n. Los Angeles Topanga Canon Comment
  RSA0110609  Schismus arabicus Steven A. Junak 1999-4-22 SCa- 836 Los Angeles Santa Catalina Island. At White's Landing, tent cabin area, YMCA Camp, just W of amphitheater. 6 Comment
  RSA587511  Schismus barbatus Orlando Mistretta 1995-3-24 1560 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  UCR91299  Schoenoplectus californicus B. G. Pitzer, Paul Gomez 1996-4-28 2750 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA366003  Schoenoplectus californicus Dayton, Dayton 1925-4-15 s.n. Los Angeles NE side of Baldwin Hills, L.A. vicinity. Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  SFV21095  Scirpus microcarpus L. Gross, W. Law 2000-8-8 255 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UCSB55387  Scirpus microcarpus Munz, Philip 1920-5-17 Los Angeles Topanga Canyon; Santa Monica Mtns. 152 Comment
  RSA188495  Scirpus microcarpus Robert F. Thorne, John Olmsted 1965-8-26 35419 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  SFV18293  Scrophularia californica J. N. Hogue 2002-5-24 175 .1 Los Angeles San Gabriel Mountains USFS Road 2N08, just east of Newman Point. 975 Comment
  CATA988  Scrophularia villosa Mark L. Hoefs 1994-5-21 1862 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  SBBG125935  Scutellaria mexicana A. Parikh, N. Gale 2010-6-4 3259 Los Angeles Sierra Pelona, 2.8 km W of State Hwy 14, 1.3 km S of Avenue S; E Liebre Mtns 987 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
  UCR273567  Scutellaria siphocampyloides R. G. Swinney 2011-6-15 15184 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA647790  Scutellaria tuberosa LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 193 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  UCR186868  Secale cereale Rachel Woodard 2006-4-27 s.n. Los Angeles Tehachapi Mtns. Foothills, low hills north of Hwy 138, 1.2 miles north of La Liebre Ranch 939 Comment
  JEPS48028  Sedum spathulifolium Frank W. Peirson 1919-5-14 428 Los Angeles West Fork Eaton Canyon San Gabriel Mountains, West Fork Eaton Canyon 990 Comment
  RSA613295  Selaginella asprella Louis Cutter Wheeler 1932-12-17 1453 Los Angeles The Hogback, San Antonio Canyon 1158 Comment
  UC1076450  Selaginella bigelovii Herbert L. Mason 1926-4-26 2941 Los Angeles upper rd. Pacoima Wash; San Gabriel Mts. Comment
  CAS-BOT-BC333124  Senecio flaccidus var. douglasii Le Roy Abrams 1902-7-5 1562 Los Angeles Azusa Comment
  RSA472954  Senecio flaccidus var. douglasii A. M. Johnson 1932-5-5 s.n. Los Angeles Campus, U.C.L.A., south end on hillside Comment
  RSA472961  Senecio flaccidus var. douglasii M. B. Dunkle 1940-9-4 s.n. Los Angeles Mill Creek. Comment
  RSA529897  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5800 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  RSA639475  Senecio flaccidus var. douglasii Walter Wisura 5130 Los Angeles San Gabriel Mts.: 3.5 mi W of Cow Canyon Saddle on forestry rd off Glendora Ridgeroad. Comment
  SD74670  Senecio flaccidus var. douglasii Helen V. Witham 1969-9-25 479 Los Angeles Mulholland Highway 1 mile north of POacific Highway 120 Comment
  SEINET11804244  Senecio flaccidus var. monoensis C. V. Braun 1975-1 44 Los Angeles Portal Ridge near Leona Valley along State Road N-2 Comment
  NY42967  Senecio lyonii J. B. Walker 1995-4-8 1331 Los Angeles Santa Catalina Island, 2km S of Isthmus 100 Comment
  RSA526522  Senecio lyonii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4261 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA536083  Senecio lyonii Timothy S. Ross 1991-5-21 5421 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of island. 366 Comment
  SD112010  Senecio lyonii Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Mid-Avalon Canyon-Hour Trail Comment
  RSA719581  Senecio triangularis R. G. Swinney 1997-7-22 5706 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UCR153142  Senecio vulgaris A. C. Sanders, T. B. Salvato 2005-4-26 29729 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR130506  Senna artemisioides R. E. Riefner Jr. 2000-8-29 00- 763 Los Angeles Verdugo Hills, [Las Barras] 'La Tuna' Canyon, La Tuna Canyon Rd. at 210 Freeway exit 488 Comment
  SBBG133139  Sesuvium verrucosum S. A. Junak 1996-4-12 SCI- 295 Los Angeles E side of Skink Alley Rd, in swale N of Pk 59, with building 60166, 1 mi NE of San Clemente Ridge Rd 140 Comment
  LA33431  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA550710  Setaria parviflora Timothy S. Ross 1991-7-29 5717 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona 229 Comment
  RSA596091  Silene antirrhina Timothy S. Ross, Steve Boyd 1995-6-28 8639 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA65710  Silene antirrhina F. W. Peirson 1921-6-19 2681 Los Angeles North Fork of San Gabriel River 1006 Comment
  RSA526554  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4240 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA724722  Silene laciniata K. Dobry 1991-3-16 d- 214 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  CAS-BOT-BC389110  Silene laciniata subsp. californica Norman L. Norris 1930-5-25 19 Los Angeles Sequoia National Forest. Val Verde 1005 Comment
  SBBG53960  Silene laciniata subsp. laciniata K. R. Montgomery, T. W. Strid 1973-6-18 73 164 A Los Angeles N facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  OBI19464  Silene laciniata subsp. laciniata Bill Arbaugh 1966-5-28 s.n. Los Angeles Little Tujunga Cyn Comment
  RSA226289  Silene laciniata subsp. major Gary D. Cromwell, David W. Wheat 1971-5-23 686 Los Angeles Mystic Canyon. Two miles NE of Glendora. Ridge west of canyon 487 Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 Comment
  UCR194624  Silene parishii R. G. Swinney 1998-8-31 6866 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  UC64148  Silene verecunda subsp. platyota H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2133 Comment
  RSA229079  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth 1971-6-30 40757 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  CAS-BOT-BC74899  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  CHSC36044  Sisymbrium irio James Henrickson 1973-6-15 10681 Los Angeles City of Long Beach, along beach near Long Beach Arena. 3 Comment
  UCR150593  Sisymbrium officinale L. C. Wheeler 1967-5-3 9801 Los Angeles Transverse Ranges; San Gabriel Mountains region, Sycamore Flat Campground, Big Rock Creek 1311 Comment
  CAS-BOT-BC75315  Sisymbrium officinale Le Roy Abrams 1899-3-1 243 Los Angeles University. Comment
  CHSC95807  Sisymbrium orientale LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 703 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. By power pole next to road and on nearby slopes. 622 Comment
  UCR189690  Sisymbrium orientale R. G. Swinney 1998-7-30 6577 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  IRVC26439  Sisymbrium orientale A. C. Sanders, Mark Elvin, et al. 2003-3-4 25689 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA592414  Sisyrinchium bellum Mark Hoefs 1974-5-2 451 Los Angeles Santa Catalina Island: above Parsons Landing 61 Comment
  RSA628895  Sisyrinchium bellum Louis C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UCD138832  Sisyrinchium bellum Gordon J. Pilone 1963-5-3 270 Los Angeles Oak Flats Fire Guard Station on Highway 99. San Emigdio Mountain range. 975 Comment
  RSA0113235  Sisyrinchium idahoense R. G. Swinney 2010-9-30 13907 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR210061  Solanum americanum A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37173 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. 34 Comment
  LA32373  Solanum douglasii Peter H. Raven; 1959-4-4 13961 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  SD69442  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island: margin of deep gully, Hay Press area 427 Comment
  SEINET4100309  Solanum douglasii R. Moran 1941-1 688 Los Angeles Whites Landing, Santa Catalina Island. 50 Comment
  RSA657957  Solanum douglasii S. Campbell 1980-6-2 27 Los Angeles Verdugo Mountains: Found 500 feet west off Sierra Place 244 Comment
  SBBG98427  Solanum douglasii T. Ross 1991-5-23 5478 Los Angeles mouth of Tota Cyn Comment
  UCD126878  Solanum douglasii C. W. Tilforth 1969-5-2 180 Los Angeles West side of Colima Avenue, just north of Punta del Este Road, between Whittier and West Covina. Comment
  NY826943  Solanum elaeagnifolium S. D. Boyd 1996-6-25 8869 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 3.5 miles north of the junction with Templin Highway, under high-tension powerlines. 945 Comment
  UCR123360  Solanum elaeagnifolium A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25473 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  UCD126911  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island, at riding stables, Avalon. 15 Comment
  UC456216  Solanum physalifolium var. nitidibaccatum I. J. Condit 1908-7-24 Los Angeles Compton Comment
  RSA729447  Solanum umbelliferum R. G. Swinney 1998-7-8 6316 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC139918  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  UC884942  Solanum umbelliferum I. W. Clokey, B. C. Templeton 1930-4-8 4643 Los Angeles San Francisquito Canyon, nw L.A. County San Francisquito Canyon Comment
  UC1871271  Solanum xanti T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3985 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA427405  Solanum xanti var. intermedium Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  LA32069  Solidago californica Peter H. Raven; 1959-9-28 13732 Los Angeles Santa Monica Mountains, Elysian Park 198 Comment
  UCR199999  Solidago californica Valerie Soza, Mariam Sidibeh 2003-3-26 1623 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Fern lane Motorway, northwst of Flint Peak 457 Comment
  RSA0077387  Solidago californica Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC365312  Solidago confinis Timothy S. Ross; Steve Boyd 1994-9-20 8270 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  RSA605018  Solidago confinis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA0116118  Solidago velutina subsp. californica R. G. Swinney 2011-10-13 15779 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  UC57571  Solidago velutina subsp. californica J. H. Barber 1897-9-16 282 Los Angeles Santa Monica Forestry Station Comment
  UC63385  Solidago velutina subsp. californica Ernest Braunton 1903-9-1 905 Los Angeles Glendale to Burbank 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
  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
  RSA506190  Sorghum bicolor L. C. Wheeler 1966-11-23 9153 Los Angeles West fork of San Gabriel Canyon Comment
  UC2026500  Sorghum halepense Louis C. Wheeler 1966-10-25 9071 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CDA33961  Spartium junceum M. O'Brien 2006-10-1 MOB 06 -7 Los Angeles San Gabriel Mountains; East Fork San Gabriel River, East Fork parking area. Cattle Canyon. Comment
  RSA311405  Spartium junceum Cheryl A. Lawson 1971-6-26 385 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA588910  Spartium junceum T. S. Ross 1990-6-8 2951 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  UC1870177  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles Transverse Ranges; Verdugo Mountains region: San Rafael Hills: North section of hills; Gate #4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  CATA1232  Spergularia bocconi Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2298 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  SBBG94220  Spergularia bocconi F. R. Fosberg 1931-4-3 4478 Los Angeles Pebbly Beach 2 Comment
  RSA0098529  Spergularia marina Steve Boyd, Orlando Mistretta 1996-5-23 8817 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0098544  Spergularia marina Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/Studebaker Rd., near Long Beach Marina. 5 Comment
  SEINET3195634 Image available Spergularia rubra G. Rink 2011-6-6 10598 Los Angeles Just south of the Triple Clays Shooting Range in Whittier. 50 Comment
  RSA0098577  Spergularia villosa Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 794 -2 Los Angeles San Clemente Island. Deadman s Curve above Eagle Canyon. 473 Comment
  UCR273639  Spergularia villosa Steven A. Junak 2001-5-4 SCa- 1492 Los Angeles Channel Islands, Santa Catalina Island, east of Parson's Landing 116 Comment
  SEINET11182035  Stachys albens Unknown 2009-8-6 11524 Los Angeles San Gabriel Mountains Comment
  SEINET9297583  Stachys albens Unknown 2007-8-8 3036 Los Angeles San Gabriel Mtns Comment
  UCD125798  Stachys albens Shirley W. Campbell 1970-4-24 104 Los Angeles east bank of lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  UCR210155  Stachys albens R. G. Swinney 2008-8-13 9362 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  CAS-BOT-BC60917  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles Santa Monica Mountains. Just southeast of bridge over Malibu Creek, along Coast Highway. 7 Comment
  RSA0073280  Stanleya pinnata Bonnie C. Templeton, H. J. Andrews 1938-6-22 1702 Los Angeles Shoemaker Canyon near Valyermo. Comment
  LA32111  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-19 1957 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR273635  Stebbinsoseris heterocarpa Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1528 Los Angeles Channel Islands, Santa Catalina Island, east of Little Harbor, near Sheep Chute Ridge Road, c. 0.5 mi from intersection with Little Harbor Road 122 Comment
  RSA478121  Stellaria graminea L. C. Wheeler 1934-4-5 2512 Los Angeles 2 mi. NE La Verne Comment
  RSA595369  Stellaria nitens L. C. Wheeler 1957-5-5 7266 Los Angeles Dunsmre Canyon, above La Crescenta. 915 Comment
  SD31203  Stephanomeria diegensis Edith A. Purer 1931-8-15 Los Angeles Palos Verdes Hills. Comment
  RSA586645  Stephanomeria parryi Orlando Mistretta 1995-6-1 1765 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  POM17568  Stephanomeria spinosa P. A. Munz 1923-8-30 7665 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA607702  Stephanomeria virgata subsp. virgata Scott D. White, Pam DeVries 1997-11-20 6023 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  UC213258  Stillingia linearifolia I. M. Johnston 1918-4-27 1865 Los Angeles Temescal Canyon 365 Comment
  UCR213950  Stipa cernua Dave Silverman, Cindy Hopkins 2007-4-27 6782 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, ca. 0.9 miles S of National Cement and 500m NNE of Oso 3804 benchmark 1067 Comment
  UCR51520  Stipa cernua A. C. Sanders 1988-2-3 7603 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  LA206426  Stipa coronata A. M. Johnson; 1928-4-1 275 Los Angeles Sunland Comment
  LA105375  Stipa miliacea Barry A. Prigge; 1989-4-23 8478 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  CATA1719  Stipa miliacea var. miliacea Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3060 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  CAS-BOT-BC376010  Stylocline gnaphaloides F. W. Peirson 1921-5-20 2789 Los Angeles Little Rock Creek, San Gabriel Mts. 1097 Comment
  LA88399  Stylocline gnaphaloides O. H. Kappler; 1941-5-9 265 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR282030  Stylocline gnaphaloides R. G. Swinney 2014-5-7 16424 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment